:root {
  --ink: #17201f;
  --muted: #5b6865;
  --paper: #f8fbfa;
  --panel: #ffffff;
  --line: #dfe9e6;
  --teal: #116b70;
  --teal-dark: #0b4448;
  --coral: #d96c52;
  --gold: #c79636;
  --sea: #d8eff0;
  --shadow: 0 18px 55px rgba(16, 44, 48, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  padding: 10px clamp(16px, 4vw, 48px);
  background: rgba(248, 251, 250, 0.9);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--teal-dark);
  font-weight: 800;
  text-decoration: none;
}

.brand-mark,
.card-icon {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #fff;
  background: var(--teal);
  border-radius: 8px;
  font-weight: 900;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 4px;
}

.top-nav a {
  padding: 8px 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  border-radius: 7px;
}

.top-nav a:hover {
  color: var(--teal-dark);
  background: var(--sea);
}

.top-nav a.active {
  color: #fff;
  background: var(--teal);
}

.hero {
  position: relative;
  min-height: min(82vh, 760px);
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--teal-dark);
}

.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 36, 38, 0.84), rgba(7, 36, 38, 0.42) 48%, rgba(7, 36, 38, 0.1));
}

.hero-content {
  position: relative;
  width: min(720px, calc(100% - 32px));
  margin-left: clamp(16px, 7vw, 92px);
  padding: 72px 0 120px;
  color: #fff;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #ffd8bf;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  max-width: 690px;
  font-size: clamp(36px, 6vw, 72px);
}

h2 {
  font-size: clamp(26px, 3.4vw, 44px);
}

h3 {
  font-size: 20px;
}

.hero-content p:not(.eyebrow) {
  max-width: 600px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(16px, 2vw, 20px);
}

.home-hero {
  position: relative;
  min-height: min(78vh, 720px);
  display: grid;
  align-items: end;
  overflow: hidden;
  background: var(--teal-dark);
}

.home-hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.home-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(7, 36, 38, 0.2), rgba(7, 36, 38, 0.88));
}

.home-hero-content {
  position: relative;
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 120px 0 72px;
  color: #fff;
}

.home-hero-content h1 {
  max-width: 860px;
}

.home-hero-content p:not(.eyebrow) {
  max-width: 720px;
  margin: 18px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(16px, 2vw, 20px);
}

.page-hero {
  padding: clamp(72px, 10vw, 128px) clamp(16px, 4vw, 48px) clamp(44px, 6vw, 72px);
  background: #edf6f5;
  border-bottom: 1px solid var(--line);
}

.page-hero > div {
  width: min(980px, 100%);
  margin: 0 auto;
}

.page-hero p:not(.eyebrow) {
  max-width: 680px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions,
.tool-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.hero-actions {
  margin-top: 28px;
}

.button,
.seg {
  min-height: 42px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--teal-dark);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  color: #fff;
  background: var(--coral);
  border-color: var(--coral);
}

.button.ghost {
  color: #fff;
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(255, 255, 255, 0.35);
}

.button.small {
  min-height: 38px;
  padding: 8px 12px;
  font-size: 14px;
}

.seg.active {
  color: #fff;
  background: var(--teal);
  border-color: var(--teal);
}

.notice {
  width: min(1120px, calc(100% - 32px));
  margin: -64px auto 0;
  position: relative;
  z-index: 4;
  padding: 18px 20px;
  background: #fff8ef;
  border: 1px solid #f0d8b0;
  border-left: 6px solid var(--gold);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.doc-nav {
  position: sticky;
  top: 64px;
  z-index: 12;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  width: min(1120px, calc(100% - 32px));
  margin: 18px auto 0;
  padding: 10px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(22, 52, 54, 0.06);
  backdrop-filter: blur(14px);
}

.doc-nav a {
  padding: 7px 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
  border-radius: 7px;
}

.doc-nav a:hover {
  color: var(--teal-dark);
  background: var(--sea);
}

.diagram {
  width: min(1120px, 100%);
  margin: 0 auto 24px;
}

.diagram img {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(22, 52, 54, 0.06);
}

.diagram figcaption {
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
}

.photo-split,
.signal-grid {
  width: min(1120px, 100%);
  margin: 0 auto 24px;
}

.photo-split {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.75fr);
  gap: 18px;
  align-items: stretch;
}

.photo-split > *,
.vocab-section,
.phrase-table-wrap {
  min-width: 0;
}

.real-photo,
.photo-notes,
.signal-card {
  margin: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(22, 52, 54, 0.06);
}

.real-photo {
  overflow: hidden;
}

.real-photo img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.gear-annotated {
  overflow: visible;
}

.gear-map {
  position: relative;
  overflow: hidden;
  background: #fff;
  border-radius: 8px 8px 0 0;
  aspect-ratio: 1672 / 941;
}

.gear-map img {
  display: block;
  height: auto;
  min-height: 420px;
  object-fit: contain;
}

.gear-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.gear-overlay .anno line {
  stroke: var(--coral);
  stroke-width: 4;
  stroke-linecap: round;
  vector-effect: non-scaling-stroke;
}

.gear-overlay .anno circle {
  fill: var(--coral);
  stroke: #fff;
  stroke-width: 4;
  vector-effect: non-scaling-stroke;
}

.gear-overlay .anno rect {
  fill: rgba(17, 107, 112, 0.96);
  stroke: rgba(255, 255, 255, 0.85);
  stroke-width: 1.5;
  filter: url(#labelShadow);
}

.gear-overlay .anno rect.gold {
  fill: rgba(199, 150, 54, 0.96);
}

.gear-overlay .anno text {
  fill: #fff;
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0;
}

.gear-overlay .anno text.en-label {
  fill: rgba(255, 255, 255, 0.82);
  font-size: 15px;
  font-weight: 800;
}

.real-photo figcaption {
  padding: 12px 14px;
  color: var(--muted);
  font-size: 14px;
  background: #fff;
}

.photo-notes {
  padding: 20px;
}

.photo-notes ol {
  margin: 14px 0 0;
  padding-left: 22px;
  color: var(--muted);
}

.photo-notes li {
  margin: 8px 0;
}

.source-note {
  width: min(1120px, 100%);
  margin: 0 auto 18px;
  padding: 12px 14px;
  color: var(--muted);
  background: #fff8ef;
  border: 1px solid #f0d8b0;
  border-left: 5px solid var(--gold);
  border-radius: 8px;
}

.signal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.signal-card {
  overflow: hidden;
}

.signal-card img {
  display: block;
  width: 100%;
  height: 210px;
  object-fit: contain;
  padding: 12px;
  background: #f6fbfa;
}

.signal-card h3 {
  padding: 14px 16px 0;
}

.signal-card p {
  margin: 10px 0 0;
  padding: 0 16px 18px;
  color: var(--muted);
}

.signal-card.emergency {
  border-top: 5px solid var(--coral);
}

.signal-card.warning {
  border-top: 5px solid var(--gold);
}

.video-links {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.video-links a {
  display: block;
  padding: 12px;
  color: var(--teal-dark);
  font-weight: 900;
  text-decoration: none;
  background: #eef9f7;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.video-links a:hover {
  background: #dff1f0;
}

.section-video-links {
  width: min(1120px, 100%);
  margin: 0 auto 22px;
}

.section {
  padding: clamp(52px, 8vw, 92px) clamp(16px, 4vw, 48px);
}

.section.alt {
  background: #edf6f5;
}

.section-heading {
  width: min(1120px, 100%);
  margin: 0 auto 28px;
}

.section-heading.with-tools {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.timeline,
.cards,
.brief-grid,
.checklist-grid,
.future-grid,
.procedure-grid,
.flow-panels,
.vocab-sections,
.portal-grid,
.article-list {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.timeline article,
.knowledge-card,
.brief-card,
.check-panel,
.future-grid article,
.procedure-card,
.flow-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(22, 52, 54, 0.06);
}

.timeline article {
  padding: 18px;
}

.timeline span {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--coral);
  font-weight: 900;
}

.timeline p,
.knowledge-card p,
.brief-card p,
.procedure-card p,
.flow-panel p,
.future-grid p,
footer p {
  color: var(--muted);
}

.en,
.script {
  color: var(--teal-dark) !important;
  font-weight: 700;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.knowledge-card {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 4px 14px;
  padding: 20px;
}

.knowledge-card h3,
.knowledge-card p,
.knowledge-card ul {
  grid-column: 2;
}

.knowledge-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.phrase {
  color: var(--teal-dark);
  font-weight: 800;
}

body.lang-zh .knowledge-card .en,
body.lang-en .knowledge-card .zh {
  display: none;
}

.brief-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.brief-grid.compact {
  margin-top: 18px;
}

.brief-card {
  padding: 20px;
}

.procedure-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.procedure-card,
.flow-panel {
  padding: 20px;
}

.procedure-card ol,
.flow-panel ol {
  margin: 14px 0 0;
  padding-left: 22px;
  color: var(--muted);
}

.procedure-card li,
.flow-panel li {
  margin: 8px 0;
}

.flow-panels {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.flow-panel.emphasis {
  grid-column: 1 / -1;
  border-top: 5px solid var(--teal);
}

.current-panel {
  border-top: 5px solid var(--coral);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.flow-steps p {
  margin: 0;
  padding: 12px;
  background: #f2faf8;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.callout {
  margin: 16px 0 0;
  padding: 14px;
  background: #fff8ef;
  border-left: 5px solid var(--gold);
  border-radius: 8px;
}

.script {
  padding: 14px;
  background: #eef9f7;
  border-radius: 8px;
}

.phrase-table-wrap {
  width: min(1120px, 100%);
  margin: 28px auto 0;
  overflow-x: auto;
  overflow-y: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}

.phrase-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
}

.vocab-sections {
  display: grid;
  gap: 22px;
}

.vocab-section h3 {
  width: min(1120px, 100%);
  margin: 0 auto 10px;
}

.vocab-section .phrase-table-wrap {
  margin-top: 0;
}

.vocab .phrase-table,
.vocab {
  min-width: 960px;
}

.phrase-table caption {
  padding: 16px;
  color: var(--teal-dark);
  font-weight: 900;
  text-align: left;
}

.phrase-table th,
.phrase-table td {
  padding: 13px 16px;
  border-top: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.phrase-table th {
  color: var(--teal-dark);
  background: #f2faf8;
}

.phrase-table td {
  color: var(--muted);
}

.phrase-table td:nth-child(2),
.vocab td:first-child,
.vocab td:nth-child(2),
.vocab td:nth-child(4) {
  color: var(--ink);
  font-weight: 800;
}

.vocab td:nth-child(3) {
  color: var(--muted);
  font-weight: 700;
}

.checklist-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.check-panel {
  padding: 18px;
}

.check-panel h3 {
  margin-bottom: 14px;
}

.check-panel label {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  min-height: 34px;
  padding: 7px 0;
  color: var(--muted);
  border-top: 1px solid #eef3f1;
  cursor: pointer;
}

.check-panel input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
  accent-color: var(--teal);
}

.check-panel label:has(input:checked) {
  color: var(--teal-dark);
  text-decoration: line-through;
}

.future-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.future-grid article {
  padding: 20px;
  border-top: 5px solid var(--coral);
}

.home-section {
  padding-top: clamp(44px, 7vw, 76px);
}

.portal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
}

.portal-card,
.article-card {
  display: block;
  min-width: 0;
  padding: 22px;
  color: inherit;
  text-decoration: none;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(22, 52, 54, 0.06);
}

.portal-card {
  border-top: 5px solid var(--teal);
}

.portal-card.primary-card {
  border-top-color: var(--coral);
}

.portal-card span,
.article-card span,
.back-link {
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 900;
  text-decoration: none;
}

.portal-card h3,
.article-card h2 {
  margin-top: 10px;
}

.portal-card p,
.article-card p {
  color: var(--muted);
}

.portal-card:hover,
.article-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(22, 52, 54, 0.1);
}

.article-list {
  display: grid;
  gap: 16px;
}

.article-page {
  padding: clamp(54px, 8vw, 96px) clamp(16px, 4vw, 48px);
}

.article-hero,
.article-body {
  width: min(820px, 100%);
  margin: 0 auto;
}

.article-hero {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}

.article-hero h1 {
  max-width: 820px;
  margin-top: 10px;
  font-size: clamp(34px, 5vw, 58px);
}

.article-meta {
  max-width: 720px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.article-body {
  padding-top: 22px;
  color: var(--ink);
  font-size: 18px;
}

.article-body h2 {
  margin: 42px 0 12px;
  font-size: clamp(24px, 3vw, 34px);
}

.article-body p,
.article-body li {
  color: var(--muted);
}

.article-body pre {
  overflow-x: auto;
  padding: 14px 16px;
  color: var(--teal-dark);
  background: #eef9f7;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.article-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}


.trip-page .article-hero,
.trip-page .article-body {
  width: min(980px, 100%);
}

.trip-hero h1 {
  max-width: 900px;
}

.trip-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.trip-summary div,
.trip-days article,
.question-grid article {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 28px rgba(22, 52, 54, 0.06);
}

.trip-summary div {
  padding: 14px 16px;
}

.trip-summary span,
.trip-days span {
  display: block;
  color: var(--coral);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.trip-summary strong {
  display: block;
  margin-top: 4px;
  color: var(--teal-dark);
  line-height: 1.35;
}

.trip-block {
  margin-top: 34px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.trip-block h2 {
  margin-top: 0;
}

.priority-block {
  padding: clamp(20px, 4vw, 30px);
  background: #fff8ef;
  border: 1px solid #f0d8b0;
  border-top: 5px solid var(--coral);
  border-radius: 8px;
}

.trip-days,
.question-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.trip-days article,
.question-grid article {
  padding: 18px;
}

.trip-days h3,
.question-grid h3 {
  margin-top: 8px;
}

.trip-block ul {
  margin-bottom: 0;
}

.trip-block li {
  margin: 8px 0;
}

.todo-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.todo-list label {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px;
  color: var(--muted);
  background: #f6fbfa;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.todo-list input {
  width: 18px;
  height: 18px;
  margin-top: 4px;
  accent-color: var(--teal);
}

.sources-block a {
  color: var(--teal-dark);
  font-weight: 800;
}

.article-body ul {
  padding-left: 22px;
}

.sources ul {
  width: min(1120px, 100%);
  margin: 0 auto;
  padding-left: 20px;
  color: var(--muted);
}

.sources li {
  margin: 8px 0;
}

.sources a {
  color: var(--teal-dark);
  font-weight: 800;
}

footer {
  padding: 28px 16px 44px;
  text-align: center;
  border-top: 1px solid var(--line);
}

@media (max-width: 920px) {
  .timeline,
  .checklist-grid,
  .future-grid,
  .portal-grid,
  .procedure-grid,
  .flow-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .trip-summary,
  .trip-days,
  .question-grid {
    grid-template-columns: 1fr;
  }

  .cards,
  .brief-grid,
  .flow-panels,
  .photo-split {
    grid-template-columns: 1fr;
  }

  .signal-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .doc-nav {
    position: static;
  }

  .top-nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    min-height: 760px;
  }

  .hero img {
    object-position: 65% center;
  }

  .hero-overlay {
    background: linear-gradient(180deg, rgba(7, 36, 38, 0.92), rgba(7, 36, 38, 0.62) 58%, rgba(7, 36, 38, 0.22));
  }

  .hero-content {
    width: calc(100% - 32px);
    margin: 0 auto;
    padding-top: 88px;
  }

  .notice {
    margin-top: -80px;
  }

  .section-heading.with-tools {
    align-items: flex-start;
    flex-direction: column;
  }

  .timeline,
  .checklist-grid,
  .future-grid,
  .portal-grid,
  .procedure-grid,
  .flow-steps,
  .trip-summary,
  .trip-days,
  .question-grid {
    grid-template-columns: 1fr;
  }

  .article-body {
    font-size: 16px;
  }

  .signal-grid {
    grid-template-columns: 1fr;
  }

  .real-photo img {
    min-height: 220px;
  }

  .photo-notes {
    padding: 16px;
  }

  .photo-notes h3 {
    font-size: 18px;
  }

  .photo-notes ol {
    padding-left: 19px;
  }

  .photo-notes li {
    margin: 7px 0;
    font-size: 14px;
  }

  .gear-annotated {
    overflow: hidden;
  }

  .gear-map {
    overflow-x: auto;
    aspect-ratio: auto;
    border-radius: 8px 8px 0 0;
  }

  .gear-map img {
    width: 660px;
    max-width: none;
    min-height: 0;
  }

  .gear-overlay {
    width: 660px;
    max-width: none;
  }

  .gear-map::after,
  .phrase-table-wrap::after {
    content: "左右滑动查看更多";
    position: sticky;
    left: 0;
    display: block;
    padding: 7px 10px;
    color: var(--muted);
    background: #f2faf8;
    border-top: 1px solid var(--line);
    font-size: 12px;
    font-weight: 800;
  }

  .phrase-table-wrap {
    width: 100%;
    max-width: calc(100vw - 32px);
    box-shadow: inset -18px 0 18px -20px rgba(17, 107, 112, 0.45);
  }

  .phrase-table,
  .vocab {
    min-width: 760px;
  }

  .phrase-table th,
  .phrase-table td {
    padding: 10px 11px;
    font-size: 13px;
    line-height: 1.45;
  }

  .vocab th:nth-child(1),
  .vocab td:nth-child(1) {
    width: 150px;
  }

  .vocab th:nth-child(2),
  .vocab td:nth-child(2) {
    width: 150px;
  }

  .vocab th:nth-child(3),
  .vocab td:nth-child(3) {
    width: 110px;
  }

  .vocab th:nth-child(4),
  .vocab td:nth-child(4) {
    width: 330px;
  }

  .knowledge-card {
    grid-template-columns: 40px 1fr;
    padding: 16px;
  }

  .button,
  .seg {
    flex: 1 1 auto;
    text-align: center;
  }
}