/* ============================================================
   MARGIN · 页边英语
   A quiet, paper-like reading room.
   ============================================================ */

:root {
  --paper: #f6f1e7;
  --paper-deep: #eee6d7;
  --surface: #fffdf8;
  --surface-soft: #fbf7ef;
  --ink: #232b25;
  --ink-soft: #445047;
  --muted: #767a70;
  --faint: #a5a69a;
  --line: #e3dac9;
  --line-strong: #d3c7b2;
  --accent: #bd5d3d;
  --accent-deep: #99462c;
  --accent-soft: #f1d9cb;
  --highlight: #f1dfa4;
  --highlight-soft: #f7edc9;
  --sage: #6e7f67;
  --green: #4f7358;
  --red: #a64b3d;
  --amber: #a77832;
  --shadow-sm: 0 1px 2px rgba(54, 45, 30, 0.04);
  --shadow-md: 0 18px 44px rgba(54, 45, 30, 0.07);
  --shadow-lg: 0 32px 80px rgba(39, 34, 24, 0.16);
  --font-serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", "Songti SC", Georgia, serif;
  --font-sans: "Avenir Next", "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  --font-mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 15px;
  --radius-lg: 22px;
  --header-h: 72px;
  --page-max: 1320px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 320px;
  background-color: var(--paper);
  background-image:
    radial-gradient(ellipse at 8% -4%, rgba(255, 255, 255, 0.92), transparent 38%),
    radial-gradient(ellipse at 96% 8%, rgba(238, 224, 199, 0.58), transparent 32%),
    radial-gradient(ellipse at 45% 100%, rgba(240, 232, 217, 0.5), transparent 45%);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.26;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120' viewBox='0 0 120 120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.11'/%3E%3C/svg%3E");
}

::selection {
  background: var(--highlight);
  color: var(--ink);
}

h1, h2, h3, h4, p, figure, blockquote {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
}

img, svg {
  display: block;
  max-width: 100%;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 500;
  padding: 8px 14px;
  border-radius: var(--radius-xs);
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-150%);
  transition: transform 0.2s ease;
}
.skip-link:focus {
  transform: none;
}

.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ------------------------------------------------------------
   Header
   ------------------------------------------------------------ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  border-bottom: 1px solid var(--line);
  background: rgba(246, 241, 231, 0.86);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 34px;
  width: 100%;
  max-width: var(--page-max);
  height: 100%;
  margin: 0 auto;
  padding: 0 32px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 12px;
  flex-shrink: 0;
}

.brand-word {
  font-family: var(--font-serif);
  font-size: 29px;
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 1;
}

.brand-dot {
  color: var(--accent);
}

.brand-cn {
  padding-left: 12px;
  border-left: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.22em;
  line-height: 1.2;
  white-space: nowrap;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 100%;
}

.main-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 100%;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.04em;
  transition: color 0.2s ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 19px;
  left: 0;
  height: 1.5px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.25s ease;
}

.main-nav a:hover {
  color: var(--ink);
}

.main-nav a[aria-current="page"] {
  color: var(--ink);
}

.main-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 99px;
  background: var(--accent);
  color: #fffaf3;
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  line-height: 1;
}

.nav-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
}

.account-button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 36px;
  max-width: 168px;
  padding: 0 9px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  background: rgba(255, 253, 248, 0.64);
  color: var(--ink-soft);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.account-button:hover {
  border-color: var(--line-strong);
  background: var(--surface);
}

.account-avatar {
  display: grid;
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-family: var(--font-serif);
  font-size: 11px;
  line-height: 1;
}

.account-button.is-signed-in .account-avatar {
  background: var(--sage);
  color: #fffdf8;
}

.account-name {
  overflow: hidden;
  color: var(--muted);
  font-size: 10.5px;
  letter-spacing: 0.01em;
  line-height: 1;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-button.is-signed-in .account-name {
  color: var(--ink-soft);
  font-weight: 600;
}

.account-avatar.large {
  width: 50px;
  height: 50px;
  font-size: 23px;
}

.level-picker {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 36px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  background: rgba(255, 253, 248, 0.64);
  color: var(--ink-soft);
  transition: border-color 0.2s ease, background 0.2s ease;
}
.level-picker:hover {
  border-color: var(--line-strong);
  background: var(--surface);
}
.level-picker-label {
  color: var(--faint);
  font-size: 10px;
  letter-spacing: 0.1em;
}
.level-picker select {
  appearance: none;
  -webkit-appearance: none;
  padding: 0 16px 0 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
}
.select-chevron {
  position: absolute;
  right: 10px;
  color: var(--muted);
  pointer-events: none;
}

.icon-button {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  color: var(--muted);
  transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.icon-button:hover {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}

/* ------------------------------------------------------------
   Layout, footer, shared
   ------------------------------------------------------------ */

.view {
  flex: 1;
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 46px 32px 100px;
  animation: view-in 0.35s ease both;
}

@keyframes view-in {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: none; }
}

.page-loading {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 80px 0;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.04em;
}
.loading-mark {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--accent);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.19em;
  line-height: 1.45;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
  opacity: 0.55;
}
.eyebrow.no-rule::before {
  display: none;
}

.serif {
  font-family: var(--font-serif);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 18px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--ink);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.2;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.button:hover {
  border-color: var(--ink);
  background: rgba(255, 253, 248, 0.7);
  transform: translateY(-1px);
}
.button:active {
  transform: none;
}
.button.primary {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.button.primary:hover {
  border-color: var(--accent-deep);
  background: var(--accent-deep);
}
.button.accent {
  border-color: var(--accent);
  background: var(--accent);
  color: #fffaf4;
}
.button.accent:hover {
  border-color: var(--accent-deep);
  background: var(--accent-deep);
}
.button.ghost {
  border-color: transparent;
  color: var(--muted);
}
.button.ghost:hover {
  border-color: var(--line);
  background: var(--surface);
  color: var(--ink);
}
.button.small {
  min-height: 34px;
  padding: 7px 13px;
  font-size: 11.5px;
}
.button:disabled,
.button[disabled] {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}
.button .arrow {
  font-family: var(--font-serif);
  font-size: 16px;
  line-height: 1;
  transition: transform 0.2s ease;
}
.button:hover .arrow {
  transform: translateX(3px);
}

.text-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 0;
  border-bottom: 1px solid var(--line-strong);
  color: var(--ink-soft);
  font-size: 12px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.text-button:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.page-title {
  margin-top: 12px;
  font-family: var(--font-serif);
  font-size: clamp(44px, 6vw, 74px);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.98;
}
.page-title .title-dot {
  color: var(--accent);
}
.page-subtitle {
  max-width: 590px;
  margin-top: 15px;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.8;
}
.page-head-aside {
  flex-shrink: 0;
  padding-bottom: 4px;
  text-align: right;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  width: 100%;
  max-width: var(--page-max);
  margin: 0 auto;
  padding: 25px 32px 32px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.018em;
}
.footer-mark {
  margin-right: 6px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: -0.04em;
}
.footer-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-links button {
  padding: 0;
  color: var(--muted);
  font-size: 11px;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--line-strong);
}
.footer-links button:hover {
  color: var(--accent-deep);
}

.mobile-nav {
  display: none;
}

.noscript-note {
  position: fixed;
  right: 16px;
  bottom: 16px;
  left: 16px;
  z-index: 1000;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  text-align: center;
}

/* ------------------------------------------------------------
   Home
   ------------------------------------------------------------ */

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 40px;
  align-items: end;
  padding: 4px 0 34px;
  border-bottom: 1px solid var(--line);
}

.hero-kicker {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.hero-kicker .live-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(189, 93, 61, 0.1);
}

.hero-title {
  margin: 14px 0 16px;
  font-family: var(--font-serif);
  font-size: clamp(58px, 9vw, 106px);
  font-weight: 400;
  letter-spacing: -0.065em;
  line-height: 0.86;
}
.hero-title .title-dot {
  color: var(--accent);
}

.hero-bottom {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 18px;
  color: var(--ink-soft);
  font-size: 12.5px;
}
.hero-date {
  font-variant-numeric: tabular-nums;
}
.hero-divider {
  width: 22px;
  height: 1px;
  background: var(--line-strong);
}
.hero-line {
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: 15px;
  letter-spacing: 0.01em;
}

.hero-stamp {
  display: flex;
  align-items: center;
  gap: 22px;
  padding-bottom: 5px;
}

.edition-stamp {
  position: relative;
  display: grid;
  width: 106px;
  height: 106px;
  place-content: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--muted);
  text-align: center;
  transform: rotate(4deg);
}
.edition-stamp::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px dashed var(--line-strong);
  border-radius: 50%;
}
.edition-stamp strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 27px;
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
}
.edition-stamp span {
  display: block;
  margin-top: 4px;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1.5;
  text-transform: uppercase;
}

.ring-wrap {
  display: flex;
  align-items: center;
  gap: 13px;
}
.ring {
  --p: 0;
  position: relative;
  display: grid;
  width: 70px;
  height: 70px;
  flex-shrink: 0;
  place-items: center;
  border-radius: 50%;
  background: conic-gradient(var(--accent) calc(var(--p) * 1%), var(--line) 0);
}
.ring::before {
  content: "";
  position: absolute;
  inset: 5px;
  border-radius: 50%;
  background: var(--paper);
}
.ring-inner {
  position: relative;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1;
}
.ring-label {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.08em;
  line-height: 1.6;
}
.ring-label strong {
  display: block;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 600;
}

.home-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 322px;
  gap: 44px;
  margin-top: 34px;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}
.section-heading h2 {
  font-family: var(--font-serif);
  font-size: 27px;
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.1;
}
.section-heading .heading-note {
  margin-top: 5px;
  color: var(--muted);
  font-size: 11.5px;
}
.section-heading-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.daily-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.article-card {
  --cover: #dfe5d8;
  --cover-ink: #43523f;
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.article-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.article-card[data-accent="sage"] { --cover: #dce6d4; --cover-ink: #3f543e; }
.article-card[data-accent="blue"] { --cover: #dbe4ea; --cover-ink: #3c5260; }
.article-card[data-accent="ochre"] { --cover: #eee0c5; --cover-ink: #65512f; }
.article-card[data-accent="clay"] { --cover: #ecd9d2; --cover-ink: #65433a; }
.article-card[data-accent="lilac"] { --cover: #e5ddeb; --cover-ink: #554660; }
.article-card[data-accent="wheat"] { --cover: #f1e0c7; --cover-ink: #684f2f; }
.article-card[data-accent="moss"] { --cover: #dce3d8; --cover-ink: #41503e; }
.article-card[data-accent="mist"] { --cover: #d9e5e7; --cover-ink: #3f5558; }

.card-cover {
  position: relative;
  height: 146px;
  flex-shrink: 0;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
  background: var(--cover);
  color: var(--cover-ink);
}
.card-cover::before {
  content: "";
  position: absolute;
  top: -69px;
  right: -42px;
  width: 186px;
  height: 186px;
  border: 1px solid currentColor;
  border-radius: 50%;
  opacity: 0.22;
}
.card-cover::after {
  content: "";
  position: absolute;
  right: 30px;
  bottom: 22px;
  left: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.18;
}
.cover-kicker {
  position: absolute;
  top: 20px;
  left: 23px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}
.cover-no {
  position: absolute;
  right: 24px;
  bottom: 0;
  color: currentColor;
  font-family: var(--font-serif);
  font-size: 82px;
  font-weight: 400;
  letter-spacing: -0.08em;
  line-height: 0.82;
  opacity: 0.17;
}
.cover-symbol {
  position: absolute;
  top: 46px;
  left: 24px;
  font-family: var(--font-serif);
  font-size: 40px;
  line-height: 0.6;
  opacity: 0.3;
}
.cover-level {
  position: absolute;
  bottom: 18px;
  left: 23px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
}
.cover-level .separator {
  width: 14px;
  height: 1px;
  background: currentColor;
  opacity: 0.45;
}
.cover-status {
  position: absolute;
  top: 17px;
  right: 18px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 99px;
  background: rgba(255, 253, 247, 0.5);
  color: currentColor;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.04em;
  backdrop-filter: blur(5px);
}

.card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 21px 22px 20px;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 10px;
  color: var(--faint);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}
.meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.6;
}
.card-title {
  margin-bottom: 9px;
  font-family: var(--font-serif);
  font-size: 27px;
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.1;
}
.card-title a:hover {
  color: var(--accent-deep);
}
.card-dek {
  display: -webkit-box;
  overflow: hidden;
  margin-bottom: 20px;
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: 13.5px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 15px;
  border-top: 1px solid var(--line);
}
.card-footer .text-button {
  border-bottom: 0;
  color: var(--ink-soft);
  font-size: 11.5px;
  font-weight: 600;
}
.card-footer .text-button:hover {
  color: var(--accent-deep);
}
.card-wordcount {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.02em;
}

/* home aside */

.home-rail {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.rail-card {
  padding: 21px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.64);
}
.rail-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 17px;
}
.rail-label {
  color: var(--muted);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.streak-number {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin-bottom: 16px;
}
.streak-number strong {
  font-family: var(--font-serif);
  font-size: 55px;
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.85;
}
.streak-number span {
  color: var(--muted);
  font-size: 11.5px;
}
.streak-copy {
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.7;
}
.week-row {
  display: flex;
  justify-content: space-between;
  gap: 5px;
  padding-top: 16px;
  border-top: 1px dashed var(--line);
}
.week-day {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 7px;
  color: var(--faint);
  font-size: 8.5px;
  letter-spacing: 0.04em;
}
.week-dot {
  display: grid;
  width: 25px;
  height: 25px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--faint);
}
.week-day.is-active .week-dot {
  border-color: var(--sage);
  background: var(--sage);
  color: #fffdf7;
}
.week-day.is-today .week-dot {
  box-shadow: 0 0 0 3px rgba(110, 127, 103, 0.15);
}
.week-day.is-today {
  color: var(--ink-soft);
}
.week-day.is-active .week-dot::after {
  content: "·";
  font-size: 18px;
  line-height: 0;
  color: transparent;
}

.word-card .word-large {
  margin: 1px 0 4px;
  font-family: var(--font-serif);
  font-size: 33px;
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1.05;
  word-break: break-word;
}
.word-card .word-phonetic {
  margin-bottom: 13px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10.5px;
}
.word-card .word-gloss {
  margin-bottom: 16px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.65;
}
.word-card .word-source {
  margin-bottom: 15px;
  color: var(--faint);
  font-size: 9.5px;
  letter-spacing: 0.04em;
}
.word-card .text-button {
  font-size: 11px;
}

.review-card {
  position: relative;
  overflow: hidden;
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.review-card::after {
  content: "↻";
  position: absolute;
  right: 8px;
  bottom: -31px;
  color: rgba(246, 241, 231, 0.07);
  font-family: var(--font-serif);
  font-size: 140px;
  line-height: 1;
}
.review-card .rail-label {
  color: rgba(246, 241, 231, 0.54);
}
.review-card .review-count {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 5px 0 9px;
}
.review-card .review-count strong {
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 0.9;
}
.review-card .review-count span {
  color: rgba(246, 241, 231, 0.64);
  font-size: 10.5px;
}
.review-card p {
  max-width: 200px;
  margin-bottom: 17px;
  color: rgba(246, 241, 231, 0.7);
  font-size: 11.5px;
  line-height: 1.65;
}
.review-card .button {
  position: relative;
  z-index: 1;
  min-height: 36px;
  border-color: rgba(246, 241, 231, 0.65);
  background: rgba(246, 241, 231, 0.08);
  color: var(--paper);
  font-size: 11px;
}
.review-card .button:hover {
  border-color: var(--paper);
  background: var(--paper);
  color: var(--ink);
}

.continue-card {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 20px;
  padding: 18px 21px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 248, 0.4);
}
.continue-mark {
  display: grid;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  place-items: center;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-family: var(--font-serif);
  font-size: 20px;
}
.continue-copy {
  min-width: 0;
  flex: 1;
}
.continue-copy span {
  display: block;
  color: var(--faint);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.continue-copy strong {
  display: block;
  overflow: hidden;
  margin-top: 2px;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: -0.01em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.method-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  margin-top: 28px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.method-step {
  position: relative;
  padding: 20px 20px 20px 0;
}
.method-step + .method-step {
  padding-left: 22px;
  border-left: 1px solid var(--line);
}
.method-no {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 12px;
  font-style: italic;
}
.method-step strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 400;
}
.method-step p {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}
.method-link {
  margin-top: 17px;
  text-align: right;
}

/* ------------------------------------------------------------
   Library
   ------------------------------------------------------------ */

.library-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 26px 0 24px;
}
.filter-group {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
}
.filter-chip {
  padding: 7px 13px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: transparent;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.2;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.filter-chip:hover {
  border-color: var(--line-strong);
  color: var(--ink);
}
.filter-chip.is-active {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.library-count {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.04em;
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.article-card.compact .card-cover {
  height: 112px;
}
.article-card.compact .cover-no {
  font-size: 65px;
}
.article-card.compact .cover-kicker {
  top: 17px;
  left: 19px;
  font-size: 8.5px;
}
.article-card.compact .cover-level {
  bottom: 15px;
  left: 19px;
  font-size: 8.5px;
}
.article-card.compact .cover-status {
  top: 14px;
  right: 15px;
}
.article-card.compact .card-body {
  padding: 18px 19px 17px;
}
.article-card.compact .card-title {
  font-size: 23px;
}
.article-card.compact .card-dek {
  margin-bottom: 16px;
  font-size: 12.5px;
  -webkit-line-clamp: 2;
}
.article-card.compact .card-footer {
  padding-top: 13px;
}

.source-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 30px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 10.5px;
  line-height: 1.7;
}
.source-note svg {
  flex-shrink: 0;
  margin-top: 2px;
}

/* ------------------------------------------------------------
   Reader
   ------------------------------------------------------------ */

.reader-page {
  max-width: 1220px;
  margin: 0 auto;
}

.reading-progress {
  position: fixed;
  top: var(--header-h);
  right: 0;
  left: 0;
  z-index: 45;
  height: 2px;
  background: transparent;
  pointer-events: none;
}
.reading-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.1s linear;
}

.reader-back-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 30px;
}
.reader-back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 11.5px;
  transition: color 0.2s ease;
}
.reader-back:hover {
  color: var(--ink);
}
.reader-back .back-arrow {
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1;
}
.reader-kicker-right {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.03em;
}

.reader-layout {
  display: grid;
  grid-template-columns: minmax(0, 760px) 286px;
  gap: 76px;
  align-items: start;
}

.article-header {
  margin-bottom: 27px;
}
.article-header .eyebrow {
  margin-bottom: 20px;
  color: var(--accent-deep);
}
.article-title {
  max-width: 780px;
  margin-bottom: 18px;
  font-family: var(--font-serif);
  font-size: clamp(39px, 5.1vw, 61px);
  font-weight: 400;
  letter-spacing: -0.052em;
  line-height: 1.03;
  text-wrap: balance;
}
.article-dek {
  max-width: 680px;
  margin-bottom: 22px;
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 17.5px;
  line-height: 1.55;
}
.article-byline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 13px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.02em;
}
.article-byline .byline-source {
  color: var(--ink-soft);
}
.article-byline .meta-dot {
  background: var(--faint);
}
.article-byline .byline-tag {
  padding: 2px 7px;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: var(--muted);
  font-size: 9px;
  letter-spacing: 0.04em;
}

.reader-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 33px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.tool-group {
  display: flex;
  align-items: center;
  gap: 4px;
}
.tool-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 30px;
  padding: 5px 9px;
  border-radius: var(--radius-xs);
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1;
  transition: color 0.2s ease, background 0.2s ease;
}
.tool-button:hover {
  background: var(--surface);
  color: var(--ink);
}
.tool-button.is-on {
  background: var(--accent-soft);
  color: var(--accent-deep);
}
.tool-button svg {
  width: 15px;
  height: 15px;
}
.tool-divider {
  width: 1px;
  height: 17px;
  margin: 0 5px;
  background: var(--line);
}
.font-tool {
  font-family: var(--font-serif);
  font-size: 14px;
}
.font-tool.small {
  font-size: 11px;
}

.article-body {
  font-size: calc(20.5px * var(--article-scale, 1));
}
.paragraph {
  margin-bottom: 28px;
}
.paragraph .en {
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 1em;
  line-height: 1.86;
  letter-spacing: -0.004em;
}
.paragraph .zh {
  display: none;
  margin-top: 9px;
  padding-left: 13px;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 12.5px;
  line-height: 1.85;
}
body.show-translation .paragraph .zh {
  display: block;
}
.paragraph:first-child .en {
  font-size: 1.055em;
}
.paragraph:first-child .en::first-letter {
  color: var(--accent-deep);
}

.w {
  cursor: pointer;
  border-radius: 2px;
  transition: background 0.15s ease;
}
.w:hover {
  background: var(--highlight-soft);
}
.gloss {
  display: inline;
  padding: 0 1px;
  border: 0;
  border-bottom: 1px solid rgba(189, 93, 61, 0.55);
  border-radius: 1px;
  background: linear-gradient(transparent 80%, rgba(241, 223, 164, 0.68) 80%);
  color: inherit;
  font: inherit;
  line-height: inherit;
  text-align: inherit;
  cursor: pointer;
  transition: background 0.16s ease, border-color 0.16s ease;
}
.gloss:hover {
  border-bottom-color: var(--accent);
  background: var(--highlight);
}
.gloss.is-collected {
  border-bottom-color: var(--sage);
  background: linear-gradient(transparent 80%, rgba(188, 204, 178, 0.62) 80%);
}
.gloss.is-active {
  border-bottom-color: var(--accent-deep);
  background: var(--highlight);
}
.gloss.is-speaking,
.w.is-speaking {
  background: var(--accent-soft);
}

.article-end-mark {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 38px 0 30px;
  color: var(--faint);
}
.article-end-mark::before,
.article-end-mark::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--line);
}
.article-end-mark span {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--accent);
}

.quiz-card {
  margin-top: 34px;
  padding: 28px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.62);
}
.quiz-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 23px;
}
.quiz-head h2 {
  margin-top: 7px;
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.035em;
}
.quiz-head p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 11.5px;
}
.quiz-progress {
  flex-shrink: 0;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9.5px;
}
.quiz-item {
  margin: 0 0 24px;
  padding: 0;
  border: 0;
}
.quiz-item legend {
  display: flex;
  gap: 8px;
  margin-bottom: 11px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 16.5px;
  line-height: 1.45;
}
.quiz-number {
  flex-shrink: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 9px;
  line-height: 2.3;
}
.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.quiz-option {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  padding: 9px 11px;
  border: 1px solid transparent;
  border-radius: var(--radius-xs);
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
  text-align: left;
  transition: background 0.16s ease, border-color 0.16s ease;
}
.quiz-option:hover {
  background: var(--surface);
  border-color: var(--line);
}
.quiz-option .option-letter {
  display: grid;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8.5px;
  line-height: 1;
}
.quiz-option.is-selected {
  border-color: var(--ink);
  background: var(--surface);
}
.quiz-option.is-selected .option-letter {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.quiz-option.is-correct {
  border-color: rgba(79, 115, 88, 0.45);
  background: rgba(79, 115, 88, 0.09);
}
.quiz-option.is-correct .option-letter {
  border-color: var(--green);
  background: var(--green);
  color: #fff;
}
.quiz-option.is-wrong {
  border-color: rgba(166, 75, 61, 0.4);
  background: rgba(166, 75, 61, 0.07);
}
.quiz-option.is-wrong .option-letter {
  border-color: var(--red);
  background: var(--red);
  color: #fff;
}
.quiz-option:disabled {
  cursor: default;
}
.quiz-explain {
  display: none;
  margin-top: 8px;
  padding: 8px 11px;
  border-left: 2px solid var(--line-strong);
  color: var(--muted);
  font-size: 11px;
  line-height: 1.65;
}
.quiz-item.is-revealed .quiz-explain {
  display: block;
}
.quiz-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}
.quiz-result {
  margin-left: auto;
  color: var(--ink-soft);
  font-size: 11.5px;
}
.quiz-result strong {
  color: var(--accent-deep);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
}

.finish-card {
  position: relative;
  overflow: hidden;
  margin-top: 22px;
  padding: 30px 30px 27px;
  border-radius: var(--radius-md);
  background: var(--ink);
  color: var(--paper);
}
.finish-card::after {
  content: "✓";
  position: absolute;
  top: -33px;
  right: 12px;
  color: rgba(246, 241, 231, 0.055);
  font-family: var(--font-serif);
  font-size: 170px;
  line-height: 1;
}
.finish-content {
  position: relative;
  z-index: 1;
  max-width: 440px;
}
.finish-card .eyebrow {
  color: rgba(246, 241, 231, 0.55);
}
.finish-card h2 {
  margin: 11px 0 8px;
  font-family: var(--font-serif);
  font-size: 31px;
  font-weight: 400;
  letter-spacing: -0.035em;
}
.finish-card p {
  margin-bottom: 19px;
  color: rgba(246, 241, 231, 0.68);
  font-size: 12px;
  line-height: 1.7;
}
.finish-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.finish-card .button {
  border-color: rgba(246, 241, 231, 0.4);
  background: transparent;
  color: var(--paper);
}
.finish-card .button:hover {
  border-color: var(--paper);
  background: var(--paper);
  color: var(--ink);
}
.finish-card .button.is-done {
  border-color: rgba(188, 204, 178, 0.55);
  background: rgba(188, 204, 178, 0.12);
  color: #dbe5d4;
}
.finish-card.is-complete::after {
  content: "✓";
  color: rgba(188, 204, 178, 0.12);
}
.finish-note {
  margin-top: 12px;
  color: rgba(246, 241, 231, 0.42);
  font-size: 10px;
}

.reader-rail {
  position: sticky;
  top: calc(var(--header-h) + 24px);
}
.rail-inner {
  border-top: 2px solid var(--ink);
  padding-top: 15px;
}
.rail-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}
.rail-title h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  letter-spacing: -0.025em;
}
.rail-title span {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9px;
}
.rail-hint {
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.7;
}
.word-index {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  list-style: none;
}
.word-index li {
  border-bottom: 1px dashed var(--line);
}
.word-index button {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 8px 0;
  text-align: left;
  transition: color 0.16s ease;
}
.word-index button:hover {
  color: var(--accent-deep);
}
.word-index .index-word {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-serif);
  font-size: 14px;
  line-height: 1.2;
}
.word-index .collected-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--sage);
}
.word-index .index-zh {
  overflow: hidden;
  max-width: 115px;
  color: var(--faint);
  font-size: 9.5px;
  text-align: right;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.rail-note {
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 248, 0.48);
  color: var(--muted);
  font-size: 10px;
  line-height: 1.7;
}
.rail-note strong {
  color: var(--ink-soft);
  font-weight: 600;
}

/* ------------------------------------------------------------
   Word drawer
   ------------------------------------------------------------ */

.drawer-scrim,
.modal-scrim {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(31, 37, 31, 0.42);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
}
.drawer-scrim.is-open,
.modal-scrim.is-open {
  opacity: 1;
  pointer-events: auto;
}

.word-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 100;
  display: flex;
  width: min(464px, 100vw);
  flex-direction: column;
  border-left: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  transform: translateX(102%);
  transition: transform 0.34s cubic-bezier(0.22, 0.78, 0.24, 1);
}
.word-drawer.is-open {
  transform: none;
}
body.drawer-open,
body.modal-open {
  overflow: hidden;
}

.drawer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 19px 25px 12px;
  flex-shrink: 0;
}
.drawer-top-label {
  color: var(--faint);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.drawer-close {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 50%;
  color: var(--muted);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.drawer-close:hover {
  border-color: var(--line);
  background: var(--paper);
  color: var(--ink);
}

.drawer-scroll {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 4px 29px 26px;
  scrollbar-width: thin;
}

.drawer-word-head {
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}
.drawer-badges {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 13px;
}
.mini-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: var(--muted);
  font-size: 8.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.35;
}
.mini-tag.accent {
  border-color: rgba(189, 93, 61, 0.25);
  background: var(--accent-soft);
  color: var(--accent-deep);
}
.mini-tag.sage {
  border-color: rgba(110, 127, 103, 0.28);
  background: rgba(110, 127, 103, 0.1);
  color: var(--green);
}
.drawer-word-line {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 15px;
}
.drawer-word {
  font-family: var(--font-serif);
  font-size: 43px;
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 1.04;
  word-break: break-word;
}
.speak-button {
  display: grid;
  width: 37px;
  height: 37px;
  flex-shrink: 0;
  margin-top: 4px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.speak-button:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-deep);
}
.drawer-phonetic {
  margin-top: 5px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.01em;
}
.drawer-meaning {
  padding: 21px 0 18px;
  border-bottom: 1px solid var(--line);
}
.meaning-pos {
  display: inline-block;
  margin-right: 7px;
  color: var(--accent-deep);
  font-family: var(--font-serif);
  font-size: 12px;
  font-style: italic;
}
.meaning-zh {
  font-size: 17px;
  line-height: 1.6;
}
.drawer-section {
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}
.drawer-section:last-of-type {
  border-bottom: 0;
}
.drawer-section h4 {
  margin-bottom: 8px;
  color: var(--faint);
  font-family: var(--font-sans);
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.drawer-section p {
  color: var(--ink-soft);
  font-size: 12.5px;
  line-height: 1.75;
}
.usage-example {
  margin-top: 11px;
  padding: 11px 13px;
  border-left: 2px solid var(--accent);
  background: var(--surface-soft);
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 14px;
  font-style: italic;
  line-height: 1.6;
}
.usage-example .example-word {
  border-bottom: 1px solid rgba(189, 93, 61, 0.35);
  font-style: normal;
}
.drawer-note {
  margin-top: 10px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.7;
}
.drawer-source {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 17px;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}
.drawer-source .source-icon {
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1;
}
.drawer-source a {
  color: var(--ink-soft);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: var(--line-strong);
}
.drawer-note-area {
  width: 100%;
  min-height: 76px;
  margin-top: 8px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  outline: none;
  background: var(--surface-soft);
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.65;
  resize: vertical;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.drawer-note-area:focus {
  border-color: var(--line-strong);
  background: var(--surface);
}
.srs-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 9px;
}
.srs-stat {
  padding: 4px 8px;
  border-radius: 4px;
  background: var(--paper);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8.5px;
  line-height: 1.4;
}
.srs-stat strong {
  color: var(--ink-soft);
  font-weight: 600;
}
.drawer-footer {
  flex-shrink: 0;
  padding: 14px 25px calc(15px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.96);
  backdrop-filter: blur(8px);
}
.drawer-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.drawer-actions .button {
  flex: 1;
}
.drawer-actions .button.icon-only {
  flex: 0 0 42px;
  padding: 0;
}
.drawer-fineprint {
  margin-top: 8px;
  color: var(--faint);
  font-size: 9px;
  line-height: 1.55;
  text-align: center;
}

.online-state {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  padding: 23px 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}
.online-state .spinner {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
.online-state .online-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}
.online-state .online-links a {
  color: var(--accent-deep);
  font-size: 11px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ------------------------------------------------------------
   Notebook
   ------------------------------------------------------------ */

.notebook-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 26px 0 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--line);
}
.stat-cell {
  padding: 17px 20px;
  background: rgba(255, 253, 248, 0.64);
}
.stat-cell span {
  display: block;
  margin-bottom: 5px;
  color: var(--faint);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.stat-cell strong {
  font-family: var(--font-serif);
  font-size: 33px;
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}
.stat-cell strong em {
  margin-left: 4px;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 9px;
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0;
}

.file-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 22px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  background: rgba(255, 253, 248, 0.4);
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.55;
}
.file-status {
  display: flex;
  align-items: center;
  gap: 8px;
}
.file-dot {
  width: 6px;
  height: 6px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--faint);
}
.file-dot.is-connected {
  background: var(--green);
  box-shadow: 0 0 0 3px rgba(79, 115, 88, 0.11);
}
.file-bar .text-button {
  flex-shrink: 0;
  border-bottom: 0;
  color: var(--ink-soft);
  font-size: 10.5px;
}
.file-bar .text-button:hover {
  color: var(--accent-deep);
}

.notebook-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 15px;
}
.search-box {
  position: relative;
  flex: 1;
  max-width: 300px;
}
.search-box svg {
  position: absolute;
  top: 50%;
  left: 12px;
  width: 14px;
  height: 14px;
  color: var(--faint);
  transform: translateY(-50%);
  pointer-events: none;
}
.search-input {
  width: 100%;
  height: 37px;
  padding: 0 12px 0 34px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  outline: 0;
  background: rgba(255, 253, 248, 0.58);
  color: var(--ink);
  font-size: 11.5px;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.search-input::placeholder {
  color: var(--faint);
}
.search-input:focus {
  border-color: var(--line-strong);
  background: var(--surface);
}
.toolbar-filters {
  display: flex;
  gap: 3px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  background: rgba(255, 253, 248, 0.4);
}
.toolbar-filters .filter-chip {
  padding: 5px 10px;
  border: 0;
  background: transparent;
  font-size: 10px;
}
.toolbar-filters .filter-chip.is-active {
  background: var(--ink);
}
.toolbar-actions {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-left: auto;
}
.toolbar-actions .button {
  min-height: 35px;
  padding: 7px 12px;
  font-size: 10.5px;
}

.notebook-list {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 248, 0.46);
}
.notebook-table {
  width: 100%;
  border-collapse: collapse;
}
.notebook-table thead th {
  padding: 10px 15px;
  border-bottom: 1px solid var(--line);
  color: var(--faint);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-align: left;
  text-transform: uppercase;
}
.notebook-table tbody tr {
  cursor: pointer;
  transition: background 0.16s ease;
}
.notebook-table tbody tr:hover {
  background: rgba(255, 253, 248, 0.82);
}
.notebook-table td {
  padding: 14px 15px;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}
.notebook-table tbody tr:last-child td {
  border-bottom: 0;
}
.nb-word-link {
  display: block;
  width: 100%;
  padding: 0;
  text-align: left;
}
.nb-word-link:hover strong {
  color: var(--accent-deep);
}
.nb-word {
  display: flex;
  align-items: baseline;
  gap: 8px;
  min-width: 155px;
}
.nb-word strong {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.nb-word .nb-phonetic {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8.5px;
  white-space: nowrap;
}
.nb-meaning {
  max-width: 330px;
  color: var(--ink-soft);
  font-size: 11.5px;
  line-height: 1.65;
}
.nb-meaning .nb-pos {
  margin-right: 5px;
  color: var(--accent-deep);
  font-family: var(--font-serif);
  font-size: 10.5px;
  font-style: italic;
}
.nb-source {
  max-width: 160px;
  overflow: hidden;
  color: var(--faint);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.nb-due {
  white-space: nowrap;
}
.due-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px;
  border-radius: 99px;
  background: var(--paper);
  color: var(--muted);
  font-size: 9px;
  line-height: 1.3;
}
.due-pill::before {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--faint);
}
.due-pill.is-due {
  background: var(--accent-soft);
  color: var(--accent-deep);
}
.due-pill.is-due::before {
  background: var(--accent);
}
.due-pill.is-mastered {
  background: rgba(110, 127, 103, 0.12);
  color: var(--green);
}
.due-pill.is-mastered::before {
  background: var(--green);
}
.nb-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 2px;
}
.row-icon-button {
  display: grid;
  width: 29px;
  height: 29px;
  place-items: center;
  border-radius: var(--radius-xs);
  color: var(--faint);
  transition: background 0.16s ease, color 0.16s ease;
}
.row-icon-button:hover {
  background: var(--paper);
  color: var(--ink);
}
.row-icon-button.danger:hover {
  background: rgba(166, 75, 61, 0.1);
  color: var(--red);
}
.nb-note-dot {
  display: inline-block;
  width: 4px;
  height: 4px;
  margin-left: 6px;
  border-radius: 50%;
  background: var(--accent);
  vertical-align: 1px;
}

.empty-state {
  display: flex;
  align-items: center;
  flex-direction: column;
  padding: 58px 26px;
  text-align: center;
}
.empty-glyph {
  display: grid;
  width: 60px;
  height: 60px;
  margin-bottom: 19px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 30px;
}
.empty-state h3 {
  margin-bottom: 8px;
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 400;
  letter-spacing: -0.035em;
}
.empty-state p {
  max-width: 390px;
  margin-bottom: 19px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.75;
}
.empty-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}
.notebook-endnote {
  margin-top: 13px;
  color: var(--faint);
  font-size: 9.5px;
  text-align: right;
}

/* ------------------------------------------------------------
   Review
   ------------------------------------------------------------ */

.review-page {
  max-width: 690px;
  margin: 0 auto;
}
.review-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 25px;
  margin-bottom: 25px;
}
.review-head h1 {
  margin-top: 10px;
  font-family: var(--font-serif);
  font-size: 44px;
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 1;
}
.review-head-meta {
  color: var(--muted);
  font-size: 11px;
  text-align: right;
}
.review-head-meta strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 400;
  line-height: 1;
}
.review-progress {
  height: 2px;
  margin-bottom: 24px;
  background: var(--line);
}
.review-progress span {
  display: block;
  height: 100%;
  background: var(--accent);
  transition: width 0.35s ease;
}

.review-card-shell {
  position: relative;
  min-height: 425px;
  padding: 34px 38px 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-md);
}
.review-card-shell::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 120px;
  height: 120px;
  border-radius: 0 0 0 100%;
  background: var(--accent-soft);
  opacity: 0.45;
}
.review-topline {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  margin-bottom: 43px;
  color: var(--faint);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.review-source {
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  text-align: right;
}
.review-word {
  position: relative;
  margin-bottom: 8px;
  font-family: var(--font-serif);
  font-size: clamp(45px, 7vw, 63px);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 1.02;
  word-break: break-word;
}
.review-phonetic {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
}
.review-prompt {
  margin-top: 33px;
  color: var(--muted);
  font-size: 12px;
}
.review-reveal {
  display: none;
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}
.review-card-shell.is-revealed .review-reveal {
  display: block;
  animation: reveal-in 0.35s ease both;
}
@keyframes reveal-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
.review-meaning {
  margin-bottom: 18px;
  color: var(--ink);
  font-size: 21px;
  line-height: 1.55;
}
.review-meaning .meaning-pos {
  font-size: 13px;
}
.review-detail {
  margin-bottom: 14px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.7;
}
.review-detail-label {
  display: block;
  margin-bottom: 3px;
  color: var(--faint);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.review-actions {
  display: flex;
  flex-direction: column;
  gap: 13px;
  margin-top: 19px;
}
.reveal-button {
  width: 100%;
}
.rating-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 7px;
}
.rating-button {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 3px;
  padding: 9px 5px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  color: var(--ink-soft);
  font-size: 10.5px;
  line-height: 1.3;
  transition: background 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}
.rating-button span {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
}
.rating-button:hover {
  border-color: var(--line-strong);
  background: var(--surface-soft);
}
.rating-button[data-rating="again"]:hover {
  border-color: rgba(166, 75, 61, 0.5);
  background: rgba(166, 75, 61, 0.06);
  color: var(--red);
}
.rating-button[data-rating="good"]:hover {
  border-color: rgba(79, 115, 88, 0.5);
  background: rgba(79, 115, 88, 0.06);
  color: var(--green);
}
.rating-button[data-rating="easy"]:hover {
  border-color: rgba(189, 93, 61, 0.5);
  background: var(--accent-soft);
  color: var(--accent-deep);
}
.rating-hint {
  color: var(--faint);
  font-size: 9px;
  text-align: center;
}
.keyboard-hint {
  margin-top: 18px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8.5px;
  letter-spacing: 0.02em;
  text-align: center;
}
kbd {
  display: inline-block;
  min-width: 17px;
  padding: 1px 4px;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 3px;
  background: var(--paper);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.5;
  text-align: center;
}
.review-empty {
  padding: 50px 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.58);
  text-align: center;
}
.review-empty .empty-glyph {
  margin: 0 auto 18px;
}
.review-empty h2 {
  margin-bottom: 8px;
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.035em;
}
.review-empty p {
  margin-bottom: 19px;
  color: var(--muted);
  font-size: 12px;
}
.review-summary {
  padding: 46px 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-md);
  text-align: center;
}
.summary-mark {
  display: grid;
  width: 68px;
  height: 68px;
  margin: 0 auto 20px;
  place-items: center;
  border-radius: 50%;
  background: rgba(110, 127, 103, 0.12);
  color: var(--green);
  font-family: var(--font-serif);
  font-size: 31px;
}
.review-summary h2 {
  margin-bottom: 8px;
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 400;
  letter-spacing: -0.04em;
}
.review-summary p {
  margin-bottom: 22px;
  color: var(--muted);
  font-size: 12px;
}
.summary-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  max-width: 380px;
  margin: 0 auto 25px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  background: var(--line);
}
.summary-stats div {
  padding: 12px 8px;
  background: var(--surface-soft);
}
.summary-stats strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 400;
  line-height: 1;
}
.summary-stats span {
  color: var(--faint);
  font-size: 8.5px;
  letter-spacing: 0.05em;
}

/* ------------------------------------------------------------
   Modals, forms, onboarding
   ------------------------------------------------------------ */

.modal-scrim {
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px;
  overflow-y: auto;
}
.modal {
  position: relative;
  width: min(560px, 100%);
  max-height: calc(100dvh - 44px);
  overflow-y: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(14px) scale(0.99);
  transition: opacity 0.28s ease, transform 0.28s cubic-bezier(0.22, 0.78, 0.24, 1);
}
.modal-scrim.is-open .modal {
  opacity: 1;
  transform: none;
}
.modal:focus {
  outline: none;
}
.modal.wide {
  width: min(720px, 100%);
}
.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 28px 0;
}
.modal-title {
  margin-top: 8px;
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1.15;
}
.modal-close {
  display: grid;
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 50%;
  color: var(--muted);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.modal-close:hover {
  border-color: var(--line);
  background: var(--paper);
  color: var(--ink);
}
.modal-body {
  padding: 19px 28px 28px;
}
.modal-sub {
  margin-bottom: 21px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.level-cards {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 18px;
}
.level-card {
  display: flex;
  align-items: center;
  gap: 15px;
  width: 100%;
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: transparent;
  text-align: left;
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.level-card:hover {
  border-color: var(--line-strong);
  background: var(--surface-soft);
  transform: translateX(2px);
}
.level-card .level-code {
  display: grid;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  place-items: center;
  border-radius: 50%;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 16px;
}
.level-card strong {
  display: block;
  margin-bottom: 1px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 400;
}
.level-card p {
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.5;
}
.level-card .level-arrow {
  margin-left: auto;
  color: var(--faint);
  font-family: var(--font-serif);
  font-size: 18px;
}
.level-card.recommended .level-code {
  background: var(--accent-soft);
  color: var(--accent-deep);
}
.recommend-flag {
  display: inline-block;
  margin-left: 6px;
  padding: 1px 5px;
  border-radius: 99px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-family: var(--font-sans);
  font-size: 7.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  vertical-align: 2px;
}
.onboarding-note {
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 10px;
  line-height: 1.65;
}
.onboarding-note button {
  color: var(--ink-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.form-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.form-field.full {
  grid-column: 1 / -1;
}
.form-field label {
  color: var(--muted);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.form-field label .optional {
  color: var(--faint);
  font-weight: 400;
}
.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  outline: 0;
  background: var(--surface-soft);
  color: var(--ink);
  font-size: 12.5px;
  line-height: 1.55;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--line-strong);
  background: var(--surface);
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--faint);
}
.form-textarea {
  min-height: 70px;
  resize: vertical;
}
.form-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 22px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
}
.form-error {
  display: none;
  margin-top: 8px;
  color: var(--red);
  font-size: 10.5px;
}
.form-error.is-visible {
  display: block;
}

.settings-group {
  padding: 18px 0;
  border-top: 1px solid var(--line);
}
.settings-group:first-child {
  border-top: 0;
  padding-top: 0;
}
.settings-group-title {
  margin-bottom: 10px;
  color: var(--faint);
  font-size: 8.5px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 8px 0;
}
.settings-row-copy strong {
  display: block;
  font-size: 12px;
  font-weight: 500;
}
.settings-row-copy span {
  display: block;
  margin-top: 1px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}
.segmented {
  display: flex;
  padding: 2px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface-soft);
}
.segmented button {
  min-width: 38px;
  padding: 5px 9px;
  border-radius: 5px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.3;
  transition: background 0.16s ease, color 0.16s ease;
}
.segmented button.is-active {
  background: var(--ink);
  color: var(--paper);
}
.switch {
  position: relative;
  display: inline-flex;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
  cursor: pointer;
}
.switch input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}
.switch-track {
  width: 100%;
  height: 100%;
  border-radius: 99px;
  background: var(--line-strong);
  transition: background 0.2s ease;
}
.switch-track::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s ease;
}
.switch input:checked + .switch-track {
  background: var(--sage);
}
.switch input:checked + .switch-track::after {
  transform: translateX(16px);
}
.switch input:focus-visible + .switch-track {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.range-row {
  display: flex;
  align-items: center;
  gap: 10px;
}
.range-row input[type="range"] {
  width: 110px;
  accent-color: var(--accent);
}
.range-value {
  min-width: 27px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9.5px;
  text-align: right;
}
.settings-danger {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-top: 4px;
}
.danger-link {
  color: var(--red);
  font-size: 10.5px;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.settings-data-note {
  margin-top: 8px;
  color: var(--faint);
  font-size: 9.5px;
  line-height: 1.6;
}

.guide-sections {
  display: flex;
  flex-direction: column;
  gap: 17px;
}
.guide-item {
  display: flex;
  gap: 14px;
}
.guide-no {
  flex-shrink: 0;
  width: 25px;
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 14px;
  font-style: italic;
  line-height: 1.5;
}
.guide-item h3 {
  margin-bottom: 4px;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.guide-item p {
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.7;
}
.guide-item strong {
  color: var(--ink-soft);
  font-weight: 600;
}
.guide-callout {
  margin-top: 4px;
  padding: 13px 15px;
  border-left: 2px solid var(--accent);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}
.guide-callout strong {
  color: var(--ink-soft);
}

.confirm-copy {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.75;
}
.confirm-copy strong {
  color: var(--ink-soft);
}

/* ------------------------------------------------------------
   Accounts, AI settings, AI close reading
   ------------------------------------------------------------ */

.auth-tabs {
  display: flex;
  gap: 3px;
  margin-bottom: 16px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  background: var(--surface-soft);
}

.auth-tabs button {
  flex: 1;
  padding: 7px 10px;
  border-radius: 5px;
  color: var(--muted);
  font-size: 11px;
  transition: background 0.16s ease, color 0.16s ease;
}

.auth-tabs button.is-active {
  background: var(--ink);
  color: var(--paper);
}

#authForm .form-field {
  margin-bottom: 12px;
}

.account-profile {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
}

.account-profile strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.account-profile span[data-account-sync] {
  display: block;
  margin-top: 2px;
  color: var(--green);
  font-size: 9.5px;
}

.account-note {
  margin-top: 13px;
  color: var(--faint);
  font-size: 10px;
  line-height: 1.7;
}

.account-note code,
.ai-config-examples code {
  padding: 1px 4px;
  border-radius: 3px;
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 9px;
}

.account-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin-top: 7px;
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8.5px;
}

.form-hint {
  margin-top: 4px;
  color: var(--faint);
  font-size: 9.5px;
  line-height: 1.55;
}

.form-spacer {
  flex: 1;
}

.ai-config-examples {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 9.5px;
  line-height: 1.6;
}

.ai-config-examples strong {
  color: var(--ink-soft);
  font-weight: 600;
}

[data-ai-status].is-ready {
  color: var(--green);
}

.ai-tool {
  color: var(--accent-deep);
}

.ai-spark {
  color: var(--accent);
  font-size: 12px;
  line-height: 1;
}

.news-footer-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.news-footer-meta {
  margin-left: auto;
  text-align: right;
}

.news-ai-button {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border: 1px solid rgba(189, 93, 61, 0.22);
  border-radius: 99px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 9px;
  line-height: 1.4;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.news-ai-button:hover {
  border-color: var(--accent);
  background: #f4dfd2;
}

.news-card.featured .news-ai-button {
  border-color: rgba(241, 223, 164, 0.3);
  background: rgba(241, 223, 164, 0.1);
  color: var(--highlight);
}

.news-card.featured .news-ai-button:hover {
  border-color: var(--highlight);
  background: rgba(241, 223, 164, 0.17);
}

.ai-source-line {
  margin-top: 5px;
  color: var(--muted);
  font-size: 10.5px;
}

.ai-result-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--line);
}

.ai-disclaimer {
  margin-left: auto;
  color: var(--faint);
  font-size: 8.5px;
  text-align: right;
}

.ai-summary {
  margin: 17px 0 4px;
  padding: 14px 16px;
  border-left: 2px solid var(--accent);
  background: var(--surface-soft);
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 17px;
  line-height: 1.75;
}

.ai-section {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.ai-section h3 {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 10px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.ai-section h3 span {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.ai-points {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 0;
  padding: 0;
  counter-reset: ai-point;
  list-style: none;
}

.ai-points li {
  position: relative;
  padding-left: 28px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.75;
  counter-increment: ai-point;
}

.ai-points li::before {
  content: counter(ai-point, decimal-leading-zero);
  position: absolute;
  top: 2px;
  left: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 8px;
}

.ai-difficulties {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ai-difficulty {
  padding: 10px 13px;
  border-left: 2px solid var(--line-strong);
  background: rgba(255, 253, 248, 0.6);
}

.ai-difficulty strong {
  display: block;
  margin-bottom: 3px;
  color: var(--ink-soft);
  font-size: 11.5px;
  font-weight: 600;
}

.ai-difficulty p,
.ai-style p {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.75;
}

.ai-style {
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-xs);
  background: var(--surface-soft);
}

.ai-style strong {
  display: block;
  margin-bottom: 4px;
  color: var(--accent-deep);
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 400;
}

.ai-sentences {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.ai-sentence {
  margin: 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 248, 0.6);
}

.ai-sentence-en {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.65;
}

.ai-speak {
  display: grid;
  width: 25px;
  height: 25px;
  flex-shrink: 0;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
}

.ai-speak:hover {
  border-color: var(--accent);
  color: var(--accent-deep);
}

.ai-speak svg {
  width: 13px;
  height: 13px;
}

.ai-sentence-zh {
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 11.5px;
  line-height: 1.7;
}

.ai-sentence-why {
  margin-top: 4px;
  color: var(--faint);
  font-size: 10px;
  line-height: 1.65;
}

.ai-words {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.ai-word {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 12px 13px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.ai-word-head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
}

.ai-word-head strong {
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.ai-word-head span {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8.5px;
}

.ai-word-head em {
  color: var(--accent-deep);
  font-family: var(--font-serif);
  font-size: 10px;
  font-style: italic;
}

.ai-word-zh {
  margin-top: 4px;
  color: var(--ink-soft);
  font-size: 11.5px;
  line-height: 1.55;
}

.ai-word-usage {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.55;
}

.ai-word-example {
  margin-top: 5px;
  padding-left: 8px;
  border-left: 1px solid var(--line);
  color: var(--faint);
  font-family: var(--font-serif);
  font-size: 10.5px;
  font-style: italic;
  line-height: 1.55;
}

.ai-add-word {
  align-self: flex-start;
  margin-top: auto;
  padding-top: 8px;
  border-bottom: 0;
  color: var(--accent-deep);
  font-size: 9.5px;
}

.ai-add-word:disabled {
  color: var(--green);
  cursor: default;
}

.ai-questions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ai-questions li {
  position: relative;
  padding-left: 14px;
  color: var(--ink-soft);
  font-size: 11.5px;
  line-height: 1.7;
}

.ai-questions li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 9px;
}

.ai-result-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 16px;
  color: var(--faint);
  font-size: 8.5px;
}

.ai-loading {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 30px 0 24px;
}

.ai-loading .spinner {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
  margin-top: 2px;
  border: 1.5px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.ai-loading strong {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 400;
}

.ai-loading p {
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.ai-error {
  padding: 26px 0 10px;
  text-align: center;
}

.ai-error .empty-glyph {
  margin: 0 auto 16px;
}

.ai-error h3 {
  margin-bottom: 6px;
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 400;
}

.ai-error p {
  max-width: 450px;
  margin: 0 auto 17px;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.7;
}

/* ------------------------------------------------------------
   Toasts
   ------------------------------------------------------------ */

.toast-root {
  position: fixed;
  bottom: 26px;
  left: 50%;
  z-index: 400;
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 8px;
  width: max-content;
  max-width: calc(100vw - 32px);
  transform: translateX(-50%);
  pointer-events: none;
}
.toast {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 15px;
  border: 1px solid rgba(246, 241, 231, 0.16);
  border-radius: 8px;
  background: var(--ink);
  color: var(--paper);
  box-shadow: 0 10px 30px rgba(27, 30, 26, 0.2);
  font-size: 11.5px;
  line-height: 1.5;
  opacity: 0;
  transform: translateY(8px);
  animation: toast-in 0.25s ease forwards;
}
.toast::before {
  content: "";
  width: 5px;
  height: 5px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--highlight);
}
.toast.is-leaving {
  animation: toast-out 0.22s ease forwards;
}
@keyframes toast-in {
  to { opacity: 1; transform: none; }
}
@keyframes toast-out {
  to { opacity: 0; transform: translateY(5px); }
}

/* ------------------------------------------------------------
   Public-domain book shelf
   ------------------------------------------------------------ */

.books-note {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  margin: 24px 0 22px;
  padding: 14px 17px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 248, 0.48);
}

.books-note-mark {
  color: var(--accent);
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.2;
}

.books-note p {
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.75;
}

.books-note strong {
  color: var(--ink-soft);
  font-weight: 600;
}

.books-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.book-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}

.book-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.book-cover {
  --book-bg: #dce6d4;
  --book-ink: #3f543e;
  --book-accent: #c7aa70;
  position: relative;
  height: 178px;
  flex-shrink: 0;
  overflow: hidden;
  padding: 20px 21px;
  background: var(--book-bg);
  color: var(--book-ink);
}

.book-cover::before {
  content: "";
  position: absolute;
  top: -42px;
  right: -36px;
  width: 150px;
  height: 150px;
  border: 1px solid currentColor;
  border-radius: 50%;
  opacity: 0.28;
}

.book-cover::after {
  content: "";
  position: absolute;
  right: 20px;
  bottom: 22px;
  left: 21px;
  height: 1px;
  background: currentColor;
  opacity: 0.25;
}

.book-cover[data-cover="emerald"] { --book-bg: #173b31; --book-ink: #f3ead8; --book-accent: #d3b06d; }
.book-cover[data-cover="rose"] { --book-bg: #6c3941; --book-ink: #f6e7dd; --book-accent: #e2b0a2; }
.book-cover[data-cover="midnight"] { --book-bg: #203644; --book-ink: #e7eef1; --book-accent: #b6ccd0; }
.book-cover[data-cover="parchment"] { --book-bg: #d5c19b; --book-ink: #463b2b; --book-accent: #92523b; }
.book-cover[data-cover="moss"] { --book-bg: #435846; --book-ink: #f0e9d8; --book-accent: #c6b37c; }
.book-cover[data-cover="custom"] { --book-bg: #4b4540; --book-ink: #f4ede1; --book-accent: #d6b78f; }

.book-card.is-custom {
  border-style: dashed;
}

.book-import-button {
  margin-top: 12px;
  padding: 7px 12px;
  font-size: 9px;
}

.book-cover-series {
  position: relative;
  z-index: 1;
  font-size: 8.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.7;
}

.book-cover-ornament {
  position: absolute;
  top: 51px;
  right: 25px;
  color: var(--book-accent);
  font-family: var(--font-serif);
  font-size: 42px;
  line-height: 1;
  opacity: 0.8;
}

.book-cover-copy {
  position: absolute;
  right: 23px;
  bottom: 30px;
  left: 21px;
  z-index: 1;
}

.book-cover-zh {
  display: block;
  overflow: hidden;
  margin-bottom: 4px;
  color: var(--book-accent);
  font-family: var(--font-serif);
  font-size: 25px;
  letter-spacing: 0.02em;
  line-height: 1.15;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.book-cover-title {
  display: -webkit-box;
  overflow: hidden;
  margin-bottom: 5px;
  font-family: var(--font-serif);
  font-size: 11.5px;
  line-height: 1.3;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.book-cover-author {
  display: block;
  overflow: hidden;
  font-size: 8.5px;
  letter-spacing: 0.03em;
  opacity: 0.65;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.book-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 16px 18px 14px;
}

.book-card-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 7px;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.02em;
}

.book-card-title {
  margin-bottom: 7px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.book-card-dek {
  display: -webkit-box;
  overflow: hidden;
  margin-bottom: 15px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.book-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 11px;
  border-top: 1px solid var(--line);
}

.book-card-progress {
  color: var(--faint);
  font-size: 8.5px;
  line-height: 1.4;
}

.book-card-footer .text-button {
  border-bottom: 0;
  color: var(--ink-soft);
  font-size: 10px;
}

.book-card-footer .text-button:hover {
  color: var(--accent-deep);
}

.book-progress-line {
  height: 2px;
  margin-top: 10px;
  background: var(--line);
}

.book-progress-line span {
  display: block;
  height: 100%;
  background: var(--accent);
}

.book-shelf-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 220px;
  color: var(--muted);
  font-size: 11px;
}

.book-shelf-loading .spinner,
.book-loading .spinner {
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.book-page {
  max-width: 920px;
  margin: 0 auto;
}

.book-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 30px;
}

.book-topbar-meta {
  color: var(--faint);
  font-size: 9px;
  letter-spacing: 0.06em;
}

.book-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  min-height: 320px;
  color: var(--muted);
  font-size: 11px;
}

.book-header {
  margin-bottom: 26px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.book-title {
  max-width: 880px;
  margin: 13px 0 9px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: clamp(40px, 5.5vw, 64px);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 1.02;
  text-wrap: balance;
}

.book-subtitle {
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: 14.5px;
  line-height: 1.5;
}

.book-progress-row {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-bottom: 12px;
}

.book-progress-track {
  height: 2px;
  flex: 1;
  background: var(--line);
}

.book-progress-track span {
  display: block;
  height: 100%;
  background: var(--accent);
  transition: width 0.25s ease;
}

.book-progress-label {
  flex-shrink: 0;
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8.5px;
  letter-spacing: 0.03em;
}

.book-translation-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin: -3px 0 13px;
}

.book-translation-bar .button {
  min-height: 28px;
  padding: 4px 10px;
  font-size: 9.5px;
}

.book-translation-bar .button:disabled {
  cursor: wait;
  opacity: 0.6;
}

.book-translation-hint {
  color: var(--faint);
  font-size: 9px;
  line-height: 1.5;
}

.book-translation-error {
  margin: -2px 0 14px;
  padding: 8px 10px;
  border-radius: var(--radius-xs);
  background: rgba(164, 74, 55, 0.06);
  color: var(--red);
  font-size: 10px;
  line-height: 1.6;
}

.book-translation-error .text-button {
  border-bottom: 0;
  color: var(--accent-deep);
  font-size: 10px;
}

.book-page-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 30px;
  padding: 9px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.book-page-tools .button {
  min-height: 31px;
  padding: 5px 10px;
  font-size: 10px;
}

.book-jump {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--faint);
  font-size: 9px;
}

.book-jump select {
  max-width: 105px;
  padding: 4px 5px;
  border: 1px solid var(--line);
  border-radius: 4px;
  outline: 0;
  background: var(--surface-soft);
  color: var(--ink-soft);
  font-size: 9.5px;
}

.book-text {
  max-width: 790px;
  margin: 0 auto;
  padding: 0 4px;
}

.book-text .book-chapter-label {
  margin-bottom: 18px;
  color: var(--accent-deep);
  font-family: var(--font-sans);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.book-text p {
  margin-bottom: 20px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 19px;
  line-height: 1.85;
  letter-spacing: -0.003em;
}

.book-text .book-text-zh {
  margin-top: -12px;
  margin-bottom: 20px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 12.5px;
  line-height: 1.8;
  letter-spacing: 0;
}

.book-text .book-text-heading-zh {
  margin-top: -7px;
  margin-bottom: 17px;
  font-size: 11.5px;
}

.book-text h2 {
  margin: 29px 0 14px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 25px;
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.book-text .w {
  cursor: pointer;
}

.book-text .w:hover {
  background: var(--highlight-soft);
}

.book-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 36px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.book-pagination > span {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 9px;
}

.book-pagination .button {
  min-height: 38px;
  font-size: 11px;
}

.book-source-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding-top: 15px;
  border-top: 1px dashed var(--line);
}

.book-source {
  margin: 0;
  color: var(--faint);
  font-size: 9px;
  line-height: 1.6;
}

.book-delete-button {
  flex-shrink: 0;
  border-bottom: 0;
  color: var(--faint);
  font-size: 8.5px;
}

.book-delete-button:hover {
  color: var(--red);
}

.book-source a {
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ------------------------------------------------------------
   Live news
   ------------------------------------------------------------ */

.news-head .page-subtitle {
  max-width: 720px;
}

.news-head-aside {
  min-width: 168px;
}

.news-updated {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
  margin: 6px 0 13px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9.5px;
  white-space: nowrap;
}

.news-refresh-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sage);
}

.news-refresh-dot.is-loading {
  background: var(--accent);
  animation: live-pulse 1s ease-in-out infinite;
}

@keyframes live-pulse {
  0%, 100% { opacity: 0.35; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.25); }
}

.news-refresh-button {
  min-width: 126px;
}

.news-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin: 24px 0 20px;
}

.news-toolbar-note {
  color: var(--faint);
  font-size: 9.5px;
  letter-spacing: 0.02em;
  text-align: right;
}

.filter-count {
  margin-left: 5px;
  font-family: var(--font-mono);
  font-size: 7.5px;
  opacity: 0.58;
  vertical-align: 1px;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.news-card {
  position: relative;
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  padding: 22px 23px 19px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}

.news-card:hover {
  border-color: var(--line-strong);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.news-card.featured {
  grid-column: 1 / -1;
  padding: 29px 32px 24px;
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.news-card.featured:hover {
  border-color: var(--accent);
}

.news-topline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 13px;
  color: var(--faint);
  font-size: 8.5px;
  font-weight: 600;
  letter-spacing: 0.09em;
  line-height: 1.4;
  text-transform: uppercase;
}

.news-source {
  color: var(--accent-deep);
  letter-spacing: 0.07em;
}

.news-level {
  margin-left: auto;
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 99px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.03em;
}

.news-title {
  margin-bottom: 9px;
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 1.12;
}

.news-title a {
  transition: color 0.18s ease;
}

.news-title a:hover {
  color: var(--accent-deep);
}

.news-title-button {
  display: inline;
  padding: 0;
  color: inherit;
  font: inherit;
  letter-spacing: inherit;
  line-height: inherit;
  text-align: left;
  transition: color 0.18s ease;
}

.news-title-button:hover {
  color: var(--accent-deep);
}

.news-card.featured .news-title-button:hover {
  color: var(--highlight);
}

.news-card.is-expanded {
  grid-column: 1 / -1;
}

.news-full-button {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border: 1px solid var(--ink);
  border-radius: 99px;
  background: var(--ink);
  color: var(--paper);
  font-size: 9px;
  line-height: 1.4;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.news-full-button:hover {
  border-color: var(--accent-deep);
  background: var(--accent-deep);
}

.news-card.featured .news-full-button {
  border-color: var(--highlight);
  background: var(--highlight);
  color: var(--ink);
}

.news-card.featured .news-full-button:hover {
  border-color: var(--paper);
  background: var(--paper);
}

.news-fulltext {
  margin: 17px 0 4px;
  padding: 18px 20px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
}

.news-fulltext-head {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px 13px;
  padding-bottom: 13px;
  border-bottom: 1px solid var(--line);
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 8.5px;
  line-height: 1.5;
}

.news-fulltext-label {
  color: var(--accent-deep);
  font-family: var(--font-sans);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.13em;
}

.news-translated-badge {
  color: var(--green);
}

.news-fulltext-tool {
  margin-left: auto;
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: var(--surface-soft);
  color: var(--ink-soft);
  font-size: 9px;
  line-height: 1.4;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.news-fulltext-tool:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.news-fulltext-tool:disabled {
  cursor: wait;
  opacity: 0.6;
}

.news-translation-status,
.news-translation-error {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 12px;
  padding: 8px 10px;
  border-radius: var(--radius-xs);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 10px;
  line-height: 1.6;
}

.news-translation-status .spinner {
  width: 13px;
  height: 13px;
  border: 1.5px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.news-translation-error {
  color: var(--red);
}

.news-translation-error .text-button {
  border-bottom: 0;
  color: var(--accent-deep);
  font-size: 10px;
}

.news-fulltext-body {
  max-width: 840px;
  padding-top: 15px;
}

.news-fulltext-body p {
  margin-bottom: 17px;
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 15.5px;
  line-height: 1.82;
}

.news-fulltext-body p:last-child {
  margin-bottom: 5px;
}

.news-fulltext-body .news-fulltext-zh {
  margin-top: -9px;
  margin-bottom: 17px;
  padding-left: 12px;
  border-left: 2px solid var(--line);
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.8;
}

.news-fulltext-body .news-fulltext-h2-zh {
  margin-top: -5px;
  margin-bottom: 12px;
  color: var(--muted);
  font-family: var(--font-sans);
  font-size: 11.5px;
  line-height: 1.7;
}

.news-translation-note {
  margin-top: 4px;
  color: var(--faint);
  font-size: 9px;
  line-height: 1.6;
}

.news-fulltext-body h3 {
  margin: 24px 0 10px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 21px;
  font-weight: 400;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

.news-fulltext-body .w {
  cursor: pointer;
}

.news-fulltext-body .w:hover {
  background: var(--highlight-soft);
}

.news-fulltext-note {
  padding-top: 12px;
  border-top: 1px dashed var(--line);
  color: var(--faint);
  font-size: 9px;
  line-height: 1.6;
}

.news-fulltext-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 86px;
  color: var(--muted);
  font-size: 10.5px;
}

.news-fulltext-loading .spinner {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  border: 1.5px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.news-fulltext-error strong {
  display: block;
  margin-bottom: 5px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 400;
}

.news-fulltext-error p {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.65;
}

.news-fulltext-error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 10px;
}

.news-title-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  min-height: 17px;
  margin-bottom: 9px;
}

.news-title-zh {
  color: var(--accent-deep);
  font-size: 11.5px;
  line-height: 1.6;
}

.news-translate {
  flex-shrink: 0;
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: var(--surface);
  color: var(--muted);
  font-size: 9px;
  line-height: 1.4;
  transition: color 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.news-translate:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.news-translate:disabled {
  cursor: wait;
  opacity: 0.6;
}

.news-summary {
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 13.5px;
  line-height: 1.62;
}

.news-commentary {
  margin-top: 17px;
  padding: 14px 16px 13px;
  border-left: 2px solid var(--accent);
  border-radius: 0 8px 8px 0;
  background: var(--surface-soft);
}

.news-commentary-label {
  margin-bottom: 7px;
  color: var(--accent-deep);
  font-family: var(--font-sans);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.news-commentary-text {
  color: var(--ink-soft);
  font-size: 11.5px;
  line-height: 1.75;
}

.news-takeaway {
  margin-top: 6px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.65;
}

.news-questions {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin: 10px 0 0;
  padding: 0;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.55;
  list-style: none;
}

.news-questions li {
  position: relative;
  padding-left: 12px;
}

.news-questions li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 9px;
}

.news-terms {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.news-terms-label {
  margin-right: 2px;
  color: var(--faint);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.news-term {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  padding: 3px 7px;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: var(--surface);
  font-size: 9px;
  line-height: 1.4;
}

.news-term b {
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 10.5px;
  font-weight: 400;
}

.news-term em {
  color: var(--muted);
  font-size: 8.5px;
  font-style: normal;
}

.news-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 16px;
  color: var(--faint);
  font-size: 8.5px;
  line-height: 1.5;
}

.news-read-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--ink-soft);
  font-size: 10px;
  font-weight: 600;
  transition: color 0.18s ease;
}

.news-read-link:hover {
  color: var(--accent-deep);
}

.news-card.featured .news-source,
.news-card.featured .news-read-link {
  color: var(--highlight);
}

.news-card.featured .news-topline,
.news-card.featured .news-footer {
  color: rgba(246, 241, 231, 0.48);
}

.news-card.featured .news-level {
  border-color: rgba(246, 241, 231, 0.22);
  color: rgba(246, 241, 231, 0.62);
}

.news-card.featured .news-title {
  max-width: 930px;
  font-size: clamp(31px, 3.5vw, 45px);
  line-height: 1.08;
}

.news-card.featured .news-title a:hover {
  color: var(--highlight);
}

.news-card.featured .news-summary {
  max-width: 820px;
  color: rgba(246, 241, 231, 0.76);
  font-size: 15px;
  line-height: 1.65;
}

.news-card.featured .news-title-zh {
  color: var(--highlight);
}

.news-card.featured .news-translate {
  border-color: rgba(246, 241, 231, 0.32);
  background: rgba(246, 241, 231, 0.06);
  color: rgba(246, 241, 231, 0.7);
}

.news-card.featured .news-translate:hover {
  border-color: var(--highlight);
  background: rgba(246, 241, 231, 0.12);
  color: var(--highlight);
}

.news-card.featured .news-commentary {
  max-width: 940px;
  border-left-color: var(--highlight);
  background: rgba(246, 241, 231, 0.065);
}

.news-card.featured .news-commentary-label {
  color: var(--highlight);
}

.news-card.featured .news-commentary-text {
  color: rgba(246, 241, 231, 0.82);
  font-size: 12px;
}

.news-card.featured .news-takeaway,
.news-card.featured .news-questions {
  color: rgba(246, 241, 231, 0.62);
}

.news-card.featured .news-terms {
  border-top-color: rgba(246, 241, 231, 0.16);
}

.news-card.featured .news-term {
  border-color: rgba(246, 241, 231, 0.2);
  background: rgba(246, 241, 231, 0.06);
}

.news-card.featured .news-term b {
  color: var(--paper);
}

.news-card.featured .news-term em {
  color: rgba(246, 241, 231, 0.62);
}

.news-skeleton {
  min-height: 300px;
  pointer-events: none;
}

.news-skeleton.featured {
  min-height: 380px;
}

.skeleton-line {
  height: 10px;
  margin-bottom: 12px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--line) 20%, var(--surface-soft) 50%, var(--line) 80%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.3s linear infinite;
}

.skeleton-line.short {
  width: 24%;
  height: 8px;
}

.skeleton-line.title {
  width: 78%;
  height: 25px;
  margin: 20px 0 15px;
}

.skeleton-box {
  height: 100px;
  margin-top: 22px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--line) 20%, var(--surface-soft) 50%, var(--line) 80%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.3s linear infinite;
}

.news-skeleton.featured .skeleton-line,
.news-skeleton.featured .skeleton-box {
  background: linear-gradient(90deg, #354139 20%, #48564b 50%, #354139 80%);
  background-size: 200% 100%;
}

@keyframes skeleton-shimmer {
  to { background-position: -200% 0; }
}

.news-empty {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.54);
}

.news-source-note {
  margin-top: 26px;
}

/* Home live teaser */

.live-teaser {
  margin-top: 27px;
  padding: 17px 19px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 253, 248, 0.42);
}

.live-teaser-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.live-teaser-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.live-teaser-head .text-button {
  border-bottom: 0;
  color: var(--muted);
  font-size: 10px;
}

.live-teaser-head .text-button:hover {
  color: var(--accent-deep);
}

.live-teaser-items {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 18px;
}

.live-teaser-item {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  min-width: 0;
  padding: 10px 0;
  border-top: 1px dashed var(--line);
  transition: color 0.18s ease;
}

.live-teaser-item:hover {
  color: var(--accent-deep);
}

.live-teaser-index {
  flex-shrink: 0;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1.8;
}

.live-teaser-copy {
  min-width: 0;
  flex: 1;
}

.live-teaser-copy strong {
  display: block;
  overflow: hidden;
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.live-teaser-copy small {
  display: block;
  margin-top: 2px;
  color: var(--faint);
  font-size: 8.5px;
  letter-spacing: 0.02em;
}

.live-teaser-arrow {
  flex-shrink: 0;
  color: var(--faint);
  font-size: 12px;
  line-height: 1.6;
}

.live-teaser-loading {
  padding: 12px 0 4px;
  color: var(--faint);
  font-size: 10.5px;
}

/* Voice controls */

.voice-control {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
}

.voice-control .form-select {
  width: 172px;
  height: 34px;
  padding: 5px 9px;
  font-size: 10.5px;
}

.voice-control .text-button {
  border-bottom: 0;
  color: var(--muted);
  font-size: 10px;
  white-space: nowrap;
}

.voice-control .text-button:hover {
  color: var(--accent-deep);
}

[data-tts-status].is-ready {
  color: var(--green);
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */

/* ------------------------------------------------------------
   Reading report
   ------------------------------------------------------------ */

.report-card {
  background: linear-gradient(145deg, rgba(255, 253, 248, 0.78), rgba(239, 232, 218, 0.55));
}

.report-card-title {
  margin-bottom: 7px;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 21px;
  line-height: 1.15;
}

.report-card-copy {
  margin-bottom: 15px;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.7;
}

.report-card .text-button {
  border-bottom: 0;
  color: var(--accent-deep);
  font-size: 10px;
}

.report-page {
  max-width: 1080px;
  margin: 0 auto;
}

.report-header {
  margin-bottom: 24px;
}

.report-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin-bottom: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--line);
}

.report-stat {
  min-width: 0;
  padding: 19px 18px;
  background: var(--surface);
}

.report-stat > span {
  display: block;
  margin-bottom: 9px;
  color: var(--faint);
  font-size: 9px;
  letter-spacing: 0.06em;
}

.report-stat strong {
  display: block;
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: clamp(27px, 3vw, 38px);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1;
}

.report-stat strong small {
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0;
}

.report-stat em {
  display: block;
  margin-top: 7px;
  color: var(--faint);
  font-size: 8.5px;
  font-style: normal;
  line-height: 1.4;
}

.report-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

.report-panel {
  min-width: 0;
  padding: 18px 19px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 253, 248, 0.56);
}

.report-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.report-bars {
  display: flex;
  align-items: flex-end;
  gap: 7px;
  height: 150px;
}

.report-bar-day {
  display: flex;
  min-width: 0;
  height: 100%;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.report-bar-track {
  display: flex;
  width: 100%;
  height: 119px;
  align-items: flex-end;
  justify-content: center;
}

.report-bar-track span {
  display: block;
  width: min(22px, 80%);
  min-height: 3px;
  border-radius: 2px 2px 0 0;
  background: var(--accent);
  opacity: 0.82;
}

.report-bar-day > span {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 7.5px;
  white-space: nowrap;
}

.report-type-row {
  margin-bottom: 14px;
}

.report-type-row:last-child {
  margin-bottom: 0;
}

.report-type-row > div:first-child {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 5px;
}

.report-type-row span {
  color: var(--ink-soft);
  font-size: 10px;
}

.report-type-row small {
  color: var(--faint);
  font-size: 8.5px;
}

.report-type-track {
  height: 3px;
  background: var(--line);
}

.report-type-track span {
  display: block;
  height: 100%;
  background: var(--ink-soft);
}

.report-insights {
  margin-bottom: 16px;
}

.report-insight {
  position: relative;
  margin-bottom: 9px;
  padding-left: 15px;
  color: var(--ink-soft);
  font-size: 11.5px;
  line-height: 1.75;
}

.report-insight span {
  position: absolute;
  left: 0;
  color: var(--accent);
}

.report-insight:last-child {
  margin-bottom: 0;
}

.report-ai-panel {
  margin-bottom: 16px;
  background: linear-gradient(145deg, rgba(246, 241, 231, 0.75), rgba(255, 253, 248, 0.6));
}

.report-ai-empty p {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.report-ai-empty .button {
  margin-right: 9px;
}

.report-ai-empty > span {
  color: var(--faint);
  font-size: 8.5px;
}

.report-ai-text p {
  margin-bottom: 13px;
  color: var(--ink-soft);
  font-family: var(--font-serif);
  font-size: 15px;
  line-height: 1.85;
}

.report-ai-text p:last-child {
  margin-bottom: 0;
}

.report-ai-actions {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

.report-ai-actions .text-button {
  border-bottom: 0;
  color: var(--accent-deep);
  font-size: 9.5px;
}

.report-error {
  color: var(--red);
  font-size: 10.5px;
  line-height: 1.6;
}

.report-session-row {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr) 52px 75px;
  gap: 9px;
  align-items: baseline;
  padding: 9px 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 9.5px;
}

.report-session-row:first-of-type {
  border-top: 0;
}

.report-session-type {
  color: var(--faint);
  font-family: var(--font-mono);
  font-size: 7.5px;
  text-transform: uppercase;
}

.report-session-title {
  overflow: hidden;
  color: var(--ink-soft);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.report-empty-line {
  color: var(--faint);
  font-size: 10px;
  line-height: 1.6;
}

.report-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding-top: 17px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  font-size: 8.5px;
  line-height: 1.5;
}

.report-footer .text-button {
  border-bottom: 0;
  color: var(--muted);
  font-size: 9px;
}

.report-footer .text-button:hover {
  color: var(--red);
}

@media (max-width: 1180px) {
  .home-grid {
    grid-template-columns: minmax(0, 1fr) 292px;
    gap: 32px;
  }
  .library-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .books-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .reader-layout {
    grid-template-columns: minmax(0, 1fr) 255px;
    gap: 50px;
  }
  .header-inner {
    gap: 24px;
  }
  .main-nav {
    gap: 22px;
  }
}

@media (max-width: 1020px) {
  .home-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .home-rail {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .reader-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .reader-rail {
    display: none;
  }
  .article-header,
  .article-body,
  .quiz-card,
  .finish-card {
    max-width: 760px;
  }
}

@media (max-width: 820px) {
  :root {
    --header-h: 62px;
  }
  .header-inner {
    padding: 0 20px;
  }
  .brand-cn {
    display: none;
  }
  .account-name {
    display: none;
  }
  .account-button {
    width: 36px;
    padding: 0;
    justify-content: center;
  }
  .main-nav { display: none; }
  .view {
    padding: 34px 20px 100px;
  }
  .site-footer {
    display: none;
  }
  body {
    padding-bottom: 66px;
  }
  .mobile-nav {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 70;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    padding: 7px 5px calc(6px + env(safe-area-inset-bottom));
    border-top: 1px solid var(--line);
    background: rgba(246, 241, 231, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
  }
  .mobile-nav a {
    display: flex;
    align-items: center;
    flex-direction: column;
    gap: 2px;
    padding: 4px 2px;
    border-radius: var(--radius-xs);
    color: var(--faint);
    font-size: 8.5px;
    line-height: 1.4;
    transition: color 0.2s ease, background 0.2s ease;
  }
  .mobile-nav a:hover {
    background: rgba(255, 253, 248, 0.7);
  }
  .mobile-nav a[aria-current="page"] {
    color: var(--ink);
  }
  .mobile-nav svg {
    width: 20px;
    height: 20px;
  }
  .mobile-icon-wrap {
    position: relative;
    display: grid;
    place-items: center;
  }
  .mobile-badge {
    position: absolute;
    top: -4px;
    right: -10px;
    min-width: 15px;
    height: 15px;
    padding: 0 4px;
    font-size: 8px;
  }
  .mobile-dot {
    position: absolute;
    top: 1px;
    right: -4px;
  }
  .home-hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 23px;
    padding-bottom: 25px;
  }
  .hero-title {
    font-size: clamp(58px, 15vw, 90px);
  }
  .hero-stamp {
    justify-content: flex-start;
    gap: 17px;
  }
  .edition-stamp {
    width: 82px;
    height: 82px;
  }
  .edition-stamp strong {
    font-size: 21px;
  }
  .edition-stamp span {
    font-size: 7px;
  }
  .edition-stamp::before {
    inset: 5px;
  }
  .ring {
    width: 58px;
    height: 58px;
  }
  .ring-inner {
    font-size: 14px;
  }
  .daily-cards {
    grid-template-columns: minmax(0, 1fr);
  }
  .home-rail {
    grid-template-columns: minmax(0, 1fr);
  }
  .method-strip {
    grid-template-columns: minmax(0, 1fr);
  }
  .method-step {
    padding: 15px 0;
  }
  .method-step + .method-step {
    padding-left: 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }
  .method-no {
    display: inline;
    margin-right: 5px;
  }
  .method-step strong {
    display: inline;
  }
  .method-step p {
    margin-top: 3px;
  }
  .page-title {
    font-size: clamp(43px, 11vw, 64px);
  }
  .page-head {
    display: block;
  }
  .page-head-aside {
    margin-top: 16px;
    text-align: left;
  }
  .library-toolbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 11px;
    margin-top: 20px;
  }
  .library-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .books-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .book-title {
    font-size: clamp(36px, 9vw, 50px);
  }
  .book-text p {
    font-size: 18px;
    line-height: 1.82;
  }
  .book-page-tools {
    flex-wrap: wrap;
    gap: 8px;
  }
  .report-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .report-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .report-bars {
    height: 135px;
  }
  .report-bar-track {
    height: 106px;
  }
  .report-session-row {
    grid-template-columns: 50px minmax(0, 1fr) 47px 60px;
    gap: 7px;
    font-size: 9px;
  }
  .report-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }
  .book-page-tools > .button {
    flex: 1;
  }
  .book-jump {
    order: 3;
    width: 100%;
    justify-content: center;
    padding-top: 4px;
  }
  .book-jump select {
    max-width: none;
  }
  .news-head-aside {
    min-width: 0;
  }
  .ai-disclaimer {
    width: 100%;
    margin-left: 0;
    text-align: left;
  }
  .ai-result-footer {
    align-items: flex-start;
    flex-direction: column;
    gap: 9px;
  }
  .news-updated {
    justify-content: flex-start;
    margin-top: 3px;
  }
  .news-toolbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
  }
  .news-toolbar-note {
    text-align: left;
  }
  .news-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .news-card.featured {
    grid-column: auto;
    padding: 25px 22px 20px;
  }
  .news-card.featured .news-title {
    font-size: clamp(28px, 7vw, 38px);
  }
  .news-card.featured .news-summary {
    font-size: 14px;
  }
  .news-card {
    padding: 20px 19px 17px;
  }
  .news-fulltext {
    padding: 15px 15px 13px;
  }
  .news-fulltext-body p {
    font-size: 14.8px;
    line-height: 1.78;
  }
  .live-teaser-items {
    grid-template-columns: minmax(0, 1fr);
  }
  .live-teaser-item:nth-child(2) {
    border-top: 1px dashed var(--line);
  }
  .article-title {
    font-size: clamp(37px, 9vw, 54px);
  }
  .article-dek {
    font-size: 15.5px;
  }
  .article-body {
    font-size: calc(19.5px * var(--article-scale, 1));
  }
  .paragraph .en {
    line-height: 1.83;
  }
  .reader-tools {
    margin-bottom: 25px;
  }
  .quiz-card {
    padding: 22px 19px;
  }
  .finish-card {
    padding: 25px 21px;
  }
  .notebook-stats {
    margin-top: 22px;
  }
  .stat-cell {
    padding: 14px 15px;
  }
  .stat-cell strong {
    font-size: 28px;
  }
  .notebook-toolbar {
    align-items: stretch;
    flex-wrap: wrap;
  }
  .search-box {
    max-width: none;
    flex-basis: 100%;
  }
  .toolbar-actions {
    margin-left: 0;
  }
  .notebook-table thead {
    display: none;
  }
  .notebook-table,
  .notebook-table tbody,
  .notebook-table tr,
  .notebook-table td {
    display: block;
    width: 100%;
  }
  .notebook-table tbody tr {
    position: relative;
    padding: 14px 15px;
    border-bottom: 1px solid var(--line);
  }
  .notebook-table tbody tr:last-child {
    border-bottom: 0;
  }
  .notebook-table td {
    padding: 0;
    border: 0;
  }
  .nb-word {
    min-width: 0;
    padding-right: 65px;
  }
  .nb-meaning {
    margin-top: 5px;
    max-width: none;
  }
  .nb-source {
    display: none;
  }
  .nb-due {
    margin-top: 7px;
  }
  .nb-actions {
    position: absolute;
    top: 12px;
    right: 11px;
  }
  .review-page {
    max-width: none;
  }
  .review-card-shell {
    min-height: 390px;
    padding: 27px 23px 23px;
  }
  .review-head h1 {
    font-size: 37px;
  }
  .review-topline {
    margin-bottom: 34px;
  }
  .word-drawer {
    top: auto;
    left: 0;
    width: 100%;
    height: min(88dvh, 730px);
    border-top: 1px solid var(--line);
    border-left: 0;
    border-radius: 20px 20px 0 0;
    transform: translateY(103%);
  }
  .word-drawer.is-open {
    transform: none;
  }
  .drawer-scroll {
    padding-right: 23px;
    padding-left: 23px;
  }
  .drawer-top {
    padding-right: 20px;
    padding-left: 20px;
  }
  .drawer-footer {
    padding-right: 20px;
    padding-left: 20px;
  }
  .modal-scrim {
    align-items: flex-end;
    padding: 12px;
  }
  .modal {
    max-height: calc(100dvh - 24px);
    border-radius: 18px;
  }
  .modal-head {
    padding: 22px 21px 0;
  }
  .modal-body {
    padding: 17px 21px 22px;
  }
  .modal-title {
    font-size: 27px;
  }
  .form-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .form-field.full {
    grid-column: auto;
  }
  .toast-root {
    bottom: 80px;
  }
}

@media (max-width: 520px) {
  .view {
    padding-right: 16px;
    padding-left: 16px;
  }
  .header-inner {
    padding: 0 16px;
  }
  .brand-word {
    font-size: 26px;
  }
  .level-picker {
    gap: 4px;
    padding: 0 8px;
  }
  .level-picker-label {
    display: none;
  }
  .level-picker select {
    font-size: 11px;
  }
  .hero-title {
    font-size: 61px;
  }
  .hero-line {
    font-size: 13.5px;
  }
  .hero-bottom {
    gap: 7px 11px;
  }
  .hero-divider {
    width: 12px;
  }
  .edition-stamp {
    width: 72px;
    height: 72px;
  }
  .ring {
    width: 54px;
    height: 54px;
  }
  .ring-label {
    font-size: 9px;
  }
  .section-heading h2 {
    font-size: 24px;
  }
  .card-cover {
    height: 127px;
  }
  .cover-no {
    font-size: 71px;
  }
  .card-body {
    padding: 18px 18px 17px;
  }
  .card-title {
    font-size: 25px;
  }
  .card-footer {
    padding-top: 12px;
  }
  .news-updated {
    font-size: 8.5px;
  }
  .report-stat {
    padding: 15px 13px;
  }
  .report-stat strong {
    font-size: 26px;
  }
  .report-panel {
    padding: 15px 13px;
  }
  .report-bars {
    gap: 4px;
  }
  .report-bar-day > span {
    font-size: 6.5px;
  }
  .report-session-row {
    grid-template-columns: minmax(0, 1fr) 45px;
    row-gap: 3px;
  }
  .report-session-type {
    display: none;
  }
  .report-session-row > span:last-child {
    display: none;
  }
  .book-cover {
    height: 162px;
  }
  .book-title {
    font-size: 34px;
  }
  .book-text p {
    font-size: 17px;
    line-height: 1.8;
  }
  .book-text h2 {
    font-size: 22px;
  }
  .book-pagination .button {
    padding: 7px 10px;
    font-size: 10px;
  }
  .news-card {
    padding: 18px 17px 15px;
  }
  .news-card.featured {
    padding: 21px 18px 18px;
  }
  .news-title {
    font-size: 24px;
  }
  .news-card.featured .news-title {
    font-size: 28px;
  }
  .news-summary {
    font-size: 12.5px;
  }
  .news-card.featured .news-summary {
    font-size: 13px;
  }
  .news-level {
    margin-left: 0;
  }
  .news-commentary {
    padding: 12px 13px;
  }
  .news-footer {
    flex-wrap: wrap;
    gap: 5px;
  }
  .news-toolbar-note {
    font-size: 8.5px;
  }
  .news-footer-meta {
    width: 100%;
    margin-left: 0;
    text-align: left;
  }
  .news-fulltext {
    padding: 13px 12px 12px;
  }
  .news-fulltext-body p {
    font-size: 14.2px;
    line-height: 1.76;
  }
  .news-fulltext-body h3 {
    font-size: 18px;
  }
  .ai-words {
    grid-template-columns: minmax(0, 1fr);
  }
  .ai-summary {
    font-size: 15px;
  }
  .ai-section h3 {
    font-size: 18px;
  }
  .ai-result-meta {
    gap: 5px;
  }
  .live-teaser {
    padding: 14px;
  }
  .live-teaser-head .text-button {
    font-size: 9px;
  }
  .voice-control {
    width: 100%;
    flex-wrap: wrap;
  }
  .voice-control .form-select {
    flex: 1;
    width: auto;
    min-width: 170px;
  }
  .article-title {
    letter-spacing: -0.045em;
  }
  .article-byline {
    font-size: 9px;
  }
  .article-byline .byline-tag {
    display: none;
  }
  .reader-tools {
    padding: 8px 0;
  }
  .tool-button {
    padding: 5px 6px;
    font-size: 9.5px;
  }
  .tool-divider {
    margin: 0 2px;
  }
  .article-body {
    font-size: calc(18.5px * var(--article-scale, 1));
  }
  .paragraph {
    margin-bottom: 23px;
  }
  .paragraph .zh {
    font-size: 11.5px;
  }
  .quiz-head {
    display: block;
  }
  .quiz-progress {
    margin-top: 7px;
  }
  .finish-card h2 {
    font-size: 27px;
  }
  .notebook-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .stat-cell {
    padding: 12px 11px;
  }
  .stat-cell span {
    font-size: 8px;
    letter-spacing: 0.05em;
  }
  .stat-cell strong {
    font-size: 25px;
  }
  .stat-cell strong em {
    display: none;
  }
  .file-bar {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }
  .notebook-toolbar {
    gap: 8px;
  }
  .toolbar-filters {
    flex: 1;
  }
  .toolbar-filters .filter-chip {
    flex: 1;
    padding: 5px 4px;
    font-size: 9px;
    text-align: center;
  }
  .toolbar-actions {
    width: 100%;
  }
  .toolbar-actions .button {
    flex: 1;
  }
  .review-head {
    display: block;
    margin-bottom: 19px;
  }
  .review-head h1 {
    font-size: 35px;
  }
  .review-head-meta {
    margin-top: 10px;
    text-align: left;
  }
  .review-head-meta strong {
    display: inline;
    margin-right: 4px;
    font-size: 18px;
  }
  .review-card-shell {
    min-height: 370px;
    padding: 23px 19px 20px;
  }
  .review-word {
    font-size: 42px;
  }
  .review-meaning {
    font-size: 18px;
  }
  .rating-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .review-summary {
    padding: 34px 21px;
  }
  .summary-stats {
    max-width: none;
  }
  .drawer-word {
    font-size: 37px;
  }
  .modal-scrim {
    padding: 0;
  }
  .modal {
    border-radius: 18px 18px 0 0;
    max-height: 94dvh;
  }
  .modal-head {
    padding: 20px 18px 0;
  }
  .modal-body {
    padding: 16px 18px 20px;
  }
  .settings-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
  .settings-row .segmented,
  .settings-row .range-row {
    align-self: flex-start;
  }
  .toast-root {
    width: calc(100vw - 24px);
  }
  .toast {
    width: 100%;
    justify-content: center;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .site-header,
  .site-footer,
  .mobile-nav,
  .reader-tools,
  .reader-rail,
  .quiz-card,
  .finish-card,
  .reading-progress,
  .reader-back-row {
    display: none !important;
  }
  body {
    background: #fff;
  }
  .view {
    max-width: none;
    padding: 0;
  }
  .reader-layout {
    display: block;
  }
  .article-body {
    font-size: 12pt;
  }
  .paragraph .zh {
    display: block;
  }
}