@import url('https://fonts.googleapis.com/css2?family=Sora:wght@500;600;700;800&family=Inter:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --color-carbon-black: #000000;
  --color-paper-white: #ffffff;
  --color-warm-canvas: #e5e5e5;
  --color-mist-gray: #f3f3f3;
  --color-ash: #c6c6c6;
  --color-smoke: #979797;
  --color-slate: #444444;
  --color-graphite: #2f2f2f;
  --color-mint-chip: #d1ffca;
  --color-voltage-yellow: #fff100;
  --font-display: "Sora", "Noto Sans SC", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --page-max: 1200px;
  --radius-card: 32px;
  --radius-large: 64px;
  --radius-pill: 64px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-warm-canvas);
  color: var(--color-carbon-black);
  font-family: var(--font-body);
  line-height: 1.5;
  min-height: 100vh;
  letter-spacing: -0.012em;
}

.grain { display: none; }
main, footer { position: relative; z-index: 1; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--color-warm-canvas);
}
.site-header::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 22px;
  transform: translateX(-50%);
  width: min(1040px, calc(100% - 32px));
  height: 56px;
  background: var(--color-paper-white);
  border-radius: 48px;
  z-index: -1;
}
.brand {
  position: absolute;
  left: max(32px, calc((100% - var(--page-max)) / 2));
  color: var(--color-carbon-black);
  text-decoration: none;
  display: flex;
  gap: 10px;
  align-items: center;
  font-weight: 800;
  font-size: 14px;
  letter-spacing: -0.03em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 12px;
}
nav { display: flex; gap: 24px; align-items: center; }
nav a {
  color: var(--color-slate);
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.02em;
}
nav a:hover { color: var(--color-carbon-black); }

section {
  width: min(var(--page-max), calc(100% - 48px));
  margin: 0 auto 80px;
  padding: 0;
}
.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
  gap: 24px;
  align-items: stretch;
}
.hero {
  min-height: auto;
  padding-top: 40px;
  position: relative;
}
.hero-copy,
.proposal-card,
.narrative,
.research-data,
.audience-report,
.competitor-report,
.negative-review-report,
.keyword-report,
.timeline,
.deliverables,
.investment > div:first-child,
.investment-panel,
.disclaimer {
  background: var(--color-paper-white);
  border-radius: var(--radius-large);
  padding: clamp(28px, 5vw, 64px);
}
.hero-copy {
  min-height: 660px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.proposal-card {
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
  min-height: 660px;
  display: flex;
  flex-direction: column;
}
.folio-label {
  position: absolute;
  top: 64px;
  right: 48px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-smoke);
  letter-spacing: -0.03em;
  background: var(--color-mint-chip);
  color: var(--color-carbon-black);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
}
.eyebrow,
.card-kicker,
dt,
.deliverable-grid span,
.timeline ol li::before,
.data-strip span,
.comp-block b,
.priority,
.kw-table th {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.35;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin: 0 0 24px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-mint-chip);
  color: var(--color-carbon-black);
  font-weight: 600;
}

h1, h2, h3 {
  margin: 0;
  color: var(--color-carbon-black);
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.035em;
}
h1 {
  font-size: clamp(58px, 9vw, 130px);
  line-height: .9;
  max-width: 900px;
}
h2 {
  font-size: clamp(42px, 6vw, 88px);
  line-height: .92;
  max-width: 980px;
}
h3 {
  font-size: clamp(30px, 3.5vw, 48px);
  line-height: .96;
}
p { color: var(--color-slate); }
.lede {
  max-width: 760px;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.3;
  color: var(--color-slate);
  margin: 32px 0 0;
  font-weight: 500;
}
.lede.small { font-size: 18px; }
.report-lead,
.narrative > p:not(.eyebrow) {
  max-width: 1060px;
  color: var(--color-slate);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.35;
  margin: 0 0 32px;
  font-weight: 500;
}
.hero-actions, .pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 16px;
  transition: none;
}
.button.primary { background: var(--color-carbon-black); color: var(--color-paper-white); }
.button.ghost { border: 1.5px solid var(--color-slate); color: var(--color-slate); background: transparent; }
.button.wide { width: 100%; margin-top: 24px; }

.proposal-card .card-kicker { color: var(--color-smoke); }
.proposal-card strong {
  display: block;
  margin: 20px 0 16px;
  color: var(--color-paper-white);
  font-family: var(--font-display);
  font-size: clamp(54px, 7vw, 92px);
  line-height: .9;
  letter-spacing: -0.045em;
  text-transform: uppercase;
}
.proposal-card p { color: var(--color-smoke); font-weight: 500; }
.divider { height: 1px; background: var(--color-graphite); margin: 32px 0; }
dl { margin: auto 0 0; display: grid; gap: 20px; }
dt { color: var(--color-smoke); margin-bottom: 4px; }
dd { margin: 0; color: var(--color-paper-white); font-weight: 700; font-size: 18px; line-height: 1.25; }

.pill-row span,
.kw-cn {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  background: var(--color-mint-chip);
  color: var(--color-carbon-black);
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}
.kw-cn { margin-left: 6px; padding: 4px 9px; font-size: 12px; font-style: normal; }
.pain-grid,
.audience-grid,
.competitor-deep-grid,
.competitor-grid,
.deliverable-grid,
.data-strip {
  display: grid;
  gap: 24px;
}
.pain-grid { grid-template-columns: repeat(3, 1fr); margin-top: 32px; }
.audience-grid,
.competitor-deep-grid { grid-template-columns: repeat(2, 1fr); margin-top: 32px; }
.deliverable-grid { grid-template-columns: repeat(3, 1fr); }
.deliverable-grid.three { grid-template-columns: repeat(3, 1fr); }
.data-strip { grid-template-columns: repeat(4, 1fr); margin: 32px 0; }

.pain-grid article,
.audience-grid article,
.competitor-deep-grid article,
.competitor-grid article,
.deliverable-grid article,
.data-strip div {
  background: var(--color-mist-gray);
  border-radius: var(--radius-card);
  padding: 24px;
  color: var(--color-carbon-black);
}
.deliverable-grid article:nth-child(even),
.audience-grid article:nth-child(even),
.competitor-deep-grid article:nth-child(even) { background: var(--color-paper-white); outline: 1px solid var(--color-ash); }
.pain-grid b,
.audience-grid b,
.competitor-grid b,
.competitor-deep-grid b { color: var(--color-carbon-black); }
.pain-grid p,
.audience-grid p,
.competitor-deep-grid p,
.deliverable-grid p,
.competitor-grid li,
.comp-block p { color: var(--color-slate); font-size: 15px; line-height: 1.45; }
.deliverable-grid h3 { margin: 44px 0 16px; }
.deliverable-grid span,
.audience-grid span,
.comp-head span {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
  font-weight: 600;
}
.audience-grid h3,
.comp-head h3 { margin-bottom: 16px; }
.comp-head { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.comp-sub { color: var(--color-slate); font-weight: 600; }
.comp-block { border-top: 1px solid var(--color-ash); padding-top: 16px; margin-top: 16px; }
.comp-block b { color: var(--color-carbon-black); display: block; margin-bottom: 8px; }

.table-wrap {
  overflow-x: auto;
  background: var(--color-paper-white);
  border-radius: var(--radius-card);
}
.kw-table { width: 100%; border-collapse: collapse; min-width: 1040px; }
.kw-table th,
.kw-table td {
  text-align: left;
  vertical-align: top;
  padding: 18px;
  border-bottom: 1px solid var(--color-ash);
  color: var(--color-slate);
  font-size: 14px;
  line-height: 1.45;
}
.kw-table th { color: var(--color-carbon-black); background: var(--color-mint-chip); }
.kw-table td:first-child { color: var(--color-carbon-black); font-weight: 700; }
.kw-table tr:last-child td { border-bottom: 0; }
.priority { display: inline-flex; border-radius: var(--radius-pill); padding: 5px 10px; margin-bottom: 8px; background: var(--color-voltage-yellow); color: var(--color-carbon-black); font-weight: 600; }
.priority.medium { background: var(--color-mint-chip); }
.data-strip strong {
  display: block;
  color: var(--color-carbon-black);
  font-family: var(--font-display);
  font-size: clamp(48px, 6vw, 80px);
  line-height: .9;
  letter-spacing: -0.035em;
}
.data-strip span { display: block; margin-top: 12px; color: var(--color-slate); }
.quote-card {
  margin-top: 24px;
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
  border-radius: var(--radius-card);
  padding: 32px;
  font-size: 18px;
  line-height: 1.45;
}
.quote-card b { color: var(--color-voltage-yellow); }

.timeline { background: var(--color-carbon-black); color: var(--color-paper-white); }
.timeline h2 { color: var(--color-paper-white); }
.timeline .eyebrow { background: var(--color-voltage-yellow); }
.timeline ol { list-style: none; counter-reset: step; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.timeline li {
  background: var(--color-graphite);
  color: var(--color-smoke);
  border-radius: 24px;
  padding: 24px;
  font-size: 15px;
  line-height: 1.45;
}
.timeline li::before { counter-increment: step; content: "0" counter(step); display: block; color: var(--color-voltage-yellow); margin-bottom: 18px; }
.timeline strong { display: block; color: var(--color-paper-white); margin-bottom: 8px; font-size: 18px; }

.investment { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; }
.investment > div:first-child { background: var(--color-paper-white); }
.investment-panel { background: var(--color-carbon-black); color: var(--color-paper-white); }
.investment-panel .button.primary { background: var(--color-voltage-yellow); color: var(--color-carbon-black); }
.price-line { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--color-graphite); }
.price-line span { color: var(--color-smoke); }
.price-line strong { color: var(--color-paper-white); font-size: 24px; }
.price-line.muted strong { font-size: 18px; color: var(--color-smoke); }
.disclaimer { background: var(--color-paper-white); }
.disclaimer h2 { font-size: clamp(34px, 4vw, 56px); }
.disclaimer p { max-width: 980px; color: var(--color-slate); }
footer {
  width: min(var(--page-max), calc(100% - 48px));
  margin: 0 auto 32px;
  padding: 32px;
  border-radius: 32px;
  background: var(--color-carbon-black);
  color: var(--color-smoke);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 13px;
}
footer p { color: var(--color-smoke); margin: 0; }
[data-reveal] { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .site-header { justify-content: flex-end; min-height: 88px; }
  .brand { left: 24px; }
  nav { display: none; }
  section { width: min(100% - 28px, var(--page-max)); margin-bottom: 48px; }
  .section-grid,
  .investment,
  .pain-grid,
  .audience-grid,
  .competitor-deep-grid,
  .competitor-grid,
  .deliverable-grid,
  .timeline ol,
  .data-strip { grid-template-columns: 1fr; }
  .hero-copy, .proposal-card { min-height: auto; }
  .folio-label { display: none; }
  h1 { font-size: clamp(46px, 14vw, 72px); }
  h2 { font-size: clamp(38px, 11vw, 58px); }
  .hero-copy,
  .proposal-card,
  .narrative,
  .research-data,
  .audience-report,
  .competitor-report,
  .negative-review-report,
  .keyword-report,
  .timeline,
  .deliverables,
  .investment > div:first-child,
  .investment-panel,
  .disclaimer { border-radius: 32px; padding: 28px; }
  footer { flex-direction: column; width: calc(100% - 28px); }
}

@media (max-width: 520px) {
  .brand span:last-child { display: none; }
  .site-header::before { width: calc(100% - 20px); }
  .button { width: 100%; }
  .kw-cn { white-space: normal; }
}

/* --- Typography & editorial layout polish pass (Chinese-first) --- */
:root {
  --font-cn-display: "Noto Sans SC", "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

body {
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

/* Keep brutalist scale, but make Chinese readable instead of over-condensed */
h1,
h2,
h3 {
  font-family: var(--font-cn-display);
  text-transform: none;
  font-weight: 900;
  letter-spacing: -0.055em;
}

h1 {
  font-size: clamp(48px, 7.2vw, 104px);
  line-height: 1.02;
  max-width: 980px;
}

h2 {
  font-size: clamp(34px, 4.6vw, 68px);
  line-height: 1.06;
  letter-spacing: -0.052em;
  max-width: 860px;
}

h3 {
  font-size: clamp(22px, 2.1vw, 32px);
  line-height: 1.14;
  letter-spacing: -0.04em;
}

/* Let English/numeric accents keep the brutalist condensed voice */
.proposal-card strong,
.data-strip strong {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: -0.035em;
}

.hero-copy {
  gap: 56px;
}

.hero-copy .lede {
  max-width: 690px;
  font-size: clamp(18px, 1.65vw, 21px);
  line-height: 1.55;
  margin-top: 32px;
}

.proposal-card p,
.comp-sub,
.report-lead,
.narrative > p:not(.eyebrow) {
  line-height: 1.65;
}

/* Stronger editorial section rhythm: label left, argument right */
.section-heading {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
  margin-bottom: 34px;
}

.section-heading .eyebrow {
  margin: 6px 0 0;
  justify-self: start;
}

.report-lead,
.narrative > p:not(.eyebrow) {
  max-width: 820px;
  margin-left: 252px;
  font-size: clamp(17px, 1.45vw, 20px);
  color: var(--color-slate);
}

/* Cards should read like editorial notes, not giant headline blocks */
.pain-grid article,
.audience-grid article,
.competitor-deep-grid article,
.competitor-grid article,
.deliverable-grid article,
.data-strip div {
  padding: 28px;
}

.deliverable-grid h3,
.audience-grid h3,
.comp-head h3 {
  margin: 18px 0 14px;
}

.deliverable-grid h3 {
  margin-top: 30px;
}

.pain-grid p,
.audience-grid p,
.competitor-deep-grid p,
.deliverable-grid p,
.competitor-grid li,
.comp-block p {
  font-size: 15.5px;
  line-height: 1.78;
  letter-spacing: -0.012em;
}

.audience-grid p + p,
.comp-block + .comp-block {
  margin-top: 18px;
}

.comp-head {
  align-items: flex-start;
  gap: 14px;
}

.comp-head h3 {
  flex: 1;
}

.comp-block b {
  margin-bottom: 10px;
  color: var(--color-carbon-black);
  background: var(--color-mint-chip);
  display: inline-flex;
  border-radius: var(--radius-pill);
  padding: 5px 10px;
}

/* Dense report sections need less card repetition and clearer scan lines */
.negative-review-report .competitor-deep-grid,
.competitor-report .competitor-deep-grid {
  gap: 20px;
}

.quote-card {
  font-size: clamp(18px, 1.7vw, 22px);
  line-height: 1.65;
  max-width: none;
}

/* Timeline text was too cramped in 4 columns for Chinese */
.timeline ol {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.timeline li {
  min-height: 210px;
  font-size: 15.5px;
  line-height: 1.72;
}

.timeline strong {
  font-size: 20px;
  line-height: 1.25;
}

/* Table readability */
.table-wrap {
  border-radius: 32px;
}
.kw-table th,
.kw-table td {
  padding: 20px;
  font-size: 14.5px;
  line-height: 1.7;
}
.kw-table td:nth-child(2) {
  color: var(--color-carbon-black);
  font-weight: 600;
}
.kw-cn {
  margin-top: 3px;
  margin-bottom: 5px;
  line-height: 1.2;
}

/* Pricing section hierarchy */
.investment h2 {
  max-width: 620px;
}
.price-line strong {
  text-align: right;
}

@media (max-width: 980px) {
  .section-heading {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .report-lead,
  .narrative > p:not(.eyebrow) {
    margin-left: 0;
    max-width: none;
  }
  .timeline ol {
    grid-template-columns: 1fr;
  }
  h1 {
    font-size: clamp(42px, 12.5vw, 68px);
    line-height: 1.04;
  }
  h2 {
    font-size: clamp(32px, 9.5vw, 52px);
    line-height: 1.08;
  }
  h3 {
    font-size: clamp(22px, 6.6vw, 30px);
  }
  .hero-copy .lede {
    line-height: 1.65;
  }
}

@media (max-width: 520px) {
  section { width: min(100% - 20px, var(--page-max)); }
  .hero-copy,
  .proposal-card,
  .narrative,
  .research-data,
  .audience-report,
  .competitor-report,
  .negative-review-report,
  .keyword-report,
  .timeline,
  .deliverables,
  .investment > div:first-child,
  .investment-panel,
  .disclaimer {
    padding: 22px;
    border-radius: 24px;
  }
  .deliverable-grid article,
  .audience-grid article,
  .competitor-deep-grid article,
  .pain-grid article,
  .data-strip div {
    padding: 22px;
    border-radius: 22px;
  }
  .kw-table { min-width: 920px; }
}

/* --- Chinese report typography correction pass --- */
/* This pass prioritizes readable Chinese proposal typography over decorative display styling. */
:root {
  --report-title: "Noto Sans SC", "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

body {
  font-family: var(--report-title);
  line-height: 1.72;
  letter-spacing: 0;
}

/* Headings: professional Chinese report rhythm, not compressed poster type */
h1, h2, h3 {
  font-family: var(--report-title);
  text-transform: none;
  letter-spacing: -0.035em;
  font-weight: 800;
  text-wrap: balance;
}

h1 {
  font-size: clamp(42px, 6.2vw, 82px);
  line-height: 1.12;
  max-width: 920px;
}

h2 {
  font-size: clamp(30px, 3.8vw, 52px);
  line-height: 1.18;
  max-width: 920px;
  letter-spacing: -0.03em;
}

h3 {
  font-size: clamp(22px, 2.1vw, 30px);
  line-height: 1.28;
  letter-spacing: -0.025em;
  font-weight: 800;
}

/* Hero: make it read like a premium report cover */
.hero-copy,
.proposal-card {
  min-height: 560px;
}

.hero-copy {
  justify-content: center;
  gap: 36px;
}

.hero-copy .lede {
  max-width: 740px;
  font-size: clamp(17px, 1.55vw, 21px);
  line-height: 1.72;
  margin-top: 26px;
  color: #3f3f3f;
}

.proposal-card strong {
  font-family: var(--font-display);
  font-size: clamp(44px, 5.4vw, 72px);
  line-height: 1.02;
}

.proposal-card p,
dd {
  line-height: 1.55;
}

/* Section heading: label above title. Cleaner for Chinese long headings. */
.section-heading {
  display: block;
  margin-bottom: 28px;
}

.section-heading .eyebrow,
.eyebrow {
  margin: 0 0 18px;
}

.report-lead,
.narrative > p:not(.eyebrow) {
  margin-left: 0;
  max-width: 920px;
  font-size: clamp(16px, 1.3vw, 19px);
  line-height: 1.86;
  color: #444;
  font-weight: 500;
  margin-bottom: 34px;
}

/* Labels: reduce visual noise */
.eyebrow,
.card-kicker,
dt,
.deliverable-grid span,
.timeline ol li::before,
.data-strip span,
.comp-block b,
.priority,
.kw-table th {
  letter-spacing: 0;
  text-transform: none;
}

.eyebrow {
  min-height: 30px;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
}

/* Cards: create hierarchy with smaller headings and better text flow */
.pain-grid,
.audience-grid,
.competitor-deep-grid,
.deliverable-grid,
.data-strip {
  gap: 18px;
}

.pain-grid article,
.audience-grid article,
.competitor-deep-grid article,
.competitor-grid article,
.deliverable-grid article,
.data-strip div {
  padding: 26px;
}

.deliverable-grid h3,
.audience-grid h3,
.comp-head h3 {
  margin: 16px 0 12px;
}

.deliverable-grid h3 {
  margin-top: 26px;
}

.pain-grid p,
.audience-grid p,
.competitor-deep-grid p,
.deliverable-grid p,
.competitor-grid li,
.comp-block p,
.comp-sub {
  font-size: 15px;
  line-height: 1.82;
  color: #444;
}

.audience-grid p,
.competitor-deep-grid p,
.deliverable-grid p {
  margin: 10px 0 0;
}

.audience-grid b,
.competitor-deep-grid b,
.pain-grid b {
  font-weight: 800;
}

.comp-head {
  display: grid;
  grid-template-columns: 40px 1fr;
  align-items: start;
  gap: 14px;
}

.comp-head h3 {
  margin-top: 3px;
}

.comp-block {
  padding-top: 14px;
  margin-top: 14px;
}

.comp-block b {
  font-family: var(--report-title);
  font-size: 13px;
  letter-spacing: 0;
  font-weight: 800;
  padding: 4px 9px;
}

/* Timeline: more readable work-plan cards */
.timeline ol {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.timeline li {
  min-height: 0;
  font-size: 15px;
  line-height: 1.82;
}

.timeline strong {
  font-size: 19px;
  line-height: 1.35;
  margin-bottom: 10px;
}

/* Data and tables: quieter, more report-like */
.data-strip strong {
  font-size: clamp(38px, 4.4vw, 58px);
  line-height: 1.05;
}

.kw-table th,
.kw-table td {
  font-size: 14px;
  line-height: 1.78;
  padding: 18px 20px;
}

.kw-table th {
  font-weight: 800;
}

.kw-cn {
  display: inline-flex;
  vertical-align: baseline;
  font-size: 12px;
  line-height: 1.25;
}

.quote-card {
  font-size: clamp(16px, 1.45vw, 19px);
  line-height: 1.9;
}

/* Large surfaces: soften radius slightly for report readability */
.hero-copy,
.proposal-card,
.narrative,
.research-data,
.audience-report,
.competitor-report,
.negative-review-report,
.keyword-report,
.timeline,
.deliverables,
.investment > div:first-child,
.investment-panel,
.disclaimer {
  border-radius: 40px;
}

/* Mobile: prevent huge Chinese title blocks */
@media (max-width: 980px) {
  h1 {
    font-size: clamp(38px, 10.5vw, 60px);
    line-height: 1.14;
  }
  h2 {
    font-size: clamp(28px, 8vw, 44px);
    line-height: 1.18;
  }
  h3 {
    font-size: clamp(21px, 5.8vw, 28px);
  }
  .hero-copy,
  .proposal-card {
    min-height: auto;
  }
  .timeline ol {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  h1 {
    font-size: 36px;
    letter-spacing: -0.028em;
  }
  h2 {
    font-size: 29px;
    letter-spacing: -0.024em;
  }
  .report-lead,
  .narrative > p:not(.eyebrow) {
    font-size: 15.5px;
    line-height: 1.85;
  }
  .pain-grid p,
  .audience-grid p,
  .competitor-deep-grid p,
  .deliverable-grid p,
  .comp-block p,
  .comp-sub {
    font-size: 14.5px;
    line-height: 1.8;
  }
}

/* --- Readability + competitor visuals pass --- */
h1 {
  font-size: clamp(34px, 4.8vw, 64px) !important;
  line-height: 1.18 !important;
  letter-spacing: -0.032em !important;
  max-width: 840px;
}
.hero-copy {
  min-height: 500px;
}
.hero-copy .lede {
  max-width: 720px;
  font-size: clamp(16px, 1.35vw, 19px);
  line-height: 1.85;
}
.visual-competitors article {
  display: grid;
  grid-template-rows: auto auto auto 1fr;
}
.comp-visual {
  min-height: 180px;
  border-radius: 28px;
  background: var(--color-paper-white);
  outline: 1px solid var(--color-ash);
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 18px;
  align-items: center;
  padding: 20px;
  margin-bottom: 22px;
  overflow: hidden;
}
.comp-visual img {
  width: 140px;
  height: 140px;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.brand-logo-text {
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 46px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-carbon-black);
  text-transform: uppercase;
  word-break: break-word;
}
.brand-logo-text.large { font-size: clamp(28px, 3.6vw, 48px); }
.logo-only,
.brand-stack {
  grid-template-columns: 1fr;
  align-content: center;
  background: var(--color-mint-chip);
}
.visual-caption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--color-slate);
}
.brand-stack {
  gap: 10px;
}
.brand-stack .brand-logo-text {
  border-bottom: 1px solid rgba(0,0,0,.18);
  padding-bottom: 10px;
}
.brand-stack .brand-logo-text:last-child { border-bottom: 0; padding-bottom: 0; }
@media (max-width: 980px) {
  h1 { font-size: clamp(32px, 8.5vw, 50px) !important; }
  .comp-visual { grid-template-columns: 120px 1fr; min-height: 150px; }
  .comp-visual img { width: 110px; height: 110px; }
}
@media (max-width: 520px) {
  h1 { font-size: 31px !important; }
  .comp-visual { grid-template-columns: 1fr; text-align: left; }
  .comp-visual img { width: 130px; height: 130px; }
  .brand-logo-text { font-size: 42px; }
}


/* --- Display font replacement: cleaner proposal typography --- */
.proposal-card strong,
.data-strip strong,
.brand-logo-text {
  font-family: "Sora", "Noto Sans SC", "Inter", sans-serif !important;
  font-weight: 800;
  letter-spacing: -0.055em;
  text-transform: uppercase;
}
.proposal-card strong {
  font-size: clamp(42px, 5vw, 68px) !important;
  line-height: 1.04 !important;
}
.brand-logo-text {
  font-size: clamp(28px, 3.2vw, 44px) !important;
  line-height: 1.08 !important;
}
.brand-logo-text.large {
  font-size: clamp(26px, 3.3vw, 46px) !important;
}
@media (max-width: 520px) {
  .proposal-card strong { font-size: 40px !important; }
  .brand-logo-text { font-size: 34px !important; }
}

/* --- Hero video banner --- */
.hero-video-banner {
  width: 100%;
  aspect-ratio: 16 / 9;
  max-height: 280px;
  border-radius: 32px;
  overflow: hidden;
  background: var(--color-carbon-black);
  margin-bottom: 32px;
}
.hero-video-banner video {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.hero-text-block { max-width: 920px; }
.hero-copy { justify-content: flex-start; }
@media (max-width: 980px) {
  .hero-video-banner { max-height: none; border-radius: 24px; margin-bottom: 26px; }
}

/* --- Hero balance + header layout fix --- */
.site-header {
  justify-content: space-between !important;
  width: min(var(--page-max), calc(100% - 48px));
  margin: 0 auto;
  padding: 22px 0 !important;
  background: var(--color-warm-canvas) !important;
}
.site-header::before { display: none; }
.brand {
  position: static !important;
  background: var(--color-paper-white);
  border-radius: 48px;
  padding: 10px 18px 10px 10px;
}
.site-header nav {
  background: var(--color-paper-white);
  border-radius: 48px;
  padding: 16px 22px;
  gap: 22px;
}
.hero.section-grid {
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, .95fr);
  align-items: stretch;
}
.hero-copy,
.proposal-card {
  min-height: 620px;
}
.hero-copy {
  justify-content: center !important;
}
.proposal-card {
  padding: 20px !important;
  gap: 22px;
}
.proposal-summary-content {
  padding: 10px 12px 14px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.proposal-summary-content dl { margin-top: auto; }
.proposal-card .divider { margin: 24px 0; }
.hero-video-banner {
  aspect-ratio: 4 / 3;
  max-height: none !important;
  margin: 0 !important;
  border-radius: 28px;
  flex: 0 0 auto;
}
.hero-video-banner video { object-fit: cover; }
.hero-text-block { max-width: 820px; }
@media (max-width: 980px) {
  .site-header { width: min(100% - 28px, var(--page-max)); justify-content: space-between !important; }
  .site-header nav { display: none; }
  .brand { padding-right: 14px; }
  .hero.section-grid { grid-template-columns: 1fr; }
  .hero-copy, .proposal-card { min-height: auto; }
  .proposal-card { padding: 18px !important; }
  .proposal-summary-content { padding: 8px 6px 10px; }
  .hero-video-banner { aspect-ratio: 16 / 10; }
}

/* --- Market concern keywords + 180-day timeline + multi product visuals --- */
.report-lead mark {
  background: var(--color-voltage-yellow);
  color: var(--color-carbon-black);
  border-radius: 999px;
  padding: 1px 7px 3px;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
.concern-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 28px;
}
.concern-keywords span {
  background: var(--color-carbon-black);
  color: var(--color-paper-white);
  border-radius: 999px;
  padding: 9px 14px;
  font-size: 13px;
  font-weight: 700;
}
.multi-product-visual {
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 10px;
  padding: 14px;
  min-height: 180px;
}
.mini-product {
  background: var(--color-paper-white);
  border-radius: 20px;
  display: grid;
  grid-template-rows: 1fr auto;
  align-items: center;
  justify-items: center;
  gap: 8px;
  min-height: 150px;
  padding: 10px;
  outline: 1px solid var(--color-ash);
}
.mini-product img {
  width: 100%;
  height: 105px;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.mini-product span {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--color-carbon-black);
}
.six-month-plan ol {
  position: relative;
  grid-template-columns: 1fr !important;
  gap: 0;
  margin-top: 44px;
  padding-left: 30px;
}
.six-month-plan ol::before {
  content: "";
  position: absolute;
  left: 13px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-voltage-yellow);
}
.six-month-plan li {
  position: relative;
  min-height: 0;
  margin: 0 0 18px;
  padding: 24px 26px;
  border-radius: 24px;
  background: #171717;
}
.six-month-plan li::before {
  position: absolute;
  left: -43px;
  top: 24px;
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-voltage-yellow);
  color: var(--color-carbon-black);
  margin: 0;
}
.six-month-plan li:last-child { margin-bottom: 0; }
@media (max-width: 520px) {
  .multi-product-visual { grid-template-columns: 1fr !important; }
  .mini-product img { height: 130px; }
  .six-month-plan ol { padding-left: 24px; }
  .six-month-plan li::before { left: -38px; }
}

/* --- Audience photography + quote detail pass --- */
.audience-photo {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 22px;
  margin-bottom: 20px;
  display: block;
  filter: grayscale(8%) contrast(1.02);
}
.audience-grid article span {
  margin-bottom: 12px;
}
.quote-deliverables {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--color-graphite);
}
.quote-deliverables h3 {
  color: var(--color-paper-white);
  font-size: 24px;
  line-height: 1.2;
  margin: 0 0 16px;
}
.quote-deliverables ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.quote-deliverables li {
  color: var(--color-smoke);
  font-size: 14.5px;
  line-height: 1.65;
  padding-left: 18px;
  position: relative;
}
.quote-deliverables li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .75em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-voltage-yellow);
}
.quote-deliverables b { color: var(--color-paper-white); }
@media (max-width: 520px) {
  .audience-photo { border-radius: 18px; margin-bottom: 16px; }
  .quote-deliverables li { font-size: 14px; }
}

/* --- Mobile readability hotfix: 390px release gate --- */
@media (max-width: 640px) {
  html,
  body {
    width: 100%;
    overflow-x: clip;
  }

  body {
    background: #e9e9e9;
    font-size: 16px;
    line-height: 1.78;
  }

  img,
  video {
    max-width: 100%;
  }

  .site-header {
    position: static;
    width: calc(100% - 20px);
    padding: 12px 0 8px !important;
  }

  .brand {
    width: 100%;
    min-height: 48px;
    padding: 8px 12px 8px 8px;
    justify-content: flex-start;
  }

  .brand span:last-child {
    display: inline !important;
    font-size: 12px;
    line-height: 1.2;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    flex: 0 0 auto;
  }

  section {
    width: calc(100% - 20px);
    margin-bottom: 28px;
  }

  .hero {
    padding-top: 8px;
  }

  .hero.section-grid,
  .investment,
  .pain-grid,
  .audience-grid,
  .competitor-deep-grid,
  .competitor-grid,
  .deliverable-grid,
  .timeline ol,
  .data-strip {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 14px;
  }

  .hero-copy,
  .proposal-card,
  .narrative,
  .research-data,
  .audience-report,
  .competitor-report,
  .negative-review-report,
  .keyword-report,
  .timeline,
  .deliverables,
  .investment > div:first-child,
  .investment-panel,
  .disclaimer {
    padding: 20px !important;
    border-radius: 24px !important;
  }

  .hero-copy {
    min-height: auto;
    gap: 22px;
  }

  h1 {
    font-size: 29px !important;
    line-height: 1.32 !important;
    letter-spacing: -0.02em !important;
    text-wrap: pretty;
  }

  h2 {
    font-size: 25px !important;
    line-height: 1.34 !important;
    letter-spacing: -0.018em !important;
    text-wrap: pretty;
  }

  h3 {
    font-size: 20px !important;
    line-height: 1.4 !important;
    letter-spacing: -0.012em !important;
  }

  .eyebrow,
  .card-kicker,
  dt,
  .deliverable-grid span,
  .timeline ol li::before,
  .data-strip span,
  .comp-block b,
  .priority,
  .kw-table th {
    font-size: 11px;
    line-height: 1.3;
  }

  .eyebrow {
    max-width: 100%;
    margin-bottom: 14px;
    white-space: normal;
  }

  .hero-copy .lede,
  .lede,
  .report-lead,
  .narrative > p:not(.eyebrow) {
    margin-top: 18px;
    margin-bottom: 24px;
    font-size: 15.5px !important;
    line-height: 1.85 !important;
    color: #3d3d3d;
    font-weight: 500;
  }

  .hero-actions,
  .pill-row {
    margin-top: 24px;
    gap: 10px;
  }

  .button {
    width: 100%;
    min-height: 48px;
    font-size: 15px;
    border-radius: 12px;
  }

  .proposal-card {
    gap: 16px;
  }

  .hero-video-banner {
    aspect-ratio: 16 / 9 !important;
    width: 100%;
    border-radius: 18px !important;
    background: #0f0f0f;
  }

  .hero-video-banner video {
    width: 100%;
    height: 100%;
    object-fit: contain !important;
    background: #0f0f0f;
  }

  .proposal-summary-content {
    padding: 2px 0 0;
  }

  .proposal-card strong {
    font-size: 36px !important;
    line-height: 1.1 !important;
    margin: 14px 0 10px;
  }

  .proposal-card p,
  dd {
    font-size: 15px;
    line-height: 1.7;
  }

  dl {
    gap: 14px;
  }

  dd,
  .kw-cn,
  .pill-row span,
  .price-line strong,
  .price-line span {
    overflow-wrap: anywhere;
  }

  .data-strip strong {
    font-size: 38px !important;
  }

  .pain-grid article,
  .audience-grid article,
  .competitor-deep-grid article,
  .competitor-grid article,
  .deliverable-grid article,
  .data-strip div {
    padding: 20px !important;
    border-radius: 20px !important;
  }

  .pain-grid p,
  .audience-grid p,
  .competitor-deep-grid p,
  .deliverable-grid p,
  .competitor-grid li,
  .comp-block p,
  .comp-sub,
  .quote-deliverables li {
    font-size: 15px !important;
    line-height: 1.82 !important;
  }

  .audience-photo {
    aspect-ratio: 4 / 3;
    border-radius: 16px;
  }

  .comp-visual,
  .multi-product-visual {
    grid-template-columns: minmax(0, 1fr) !important;
    min-height: 0;
    padding: 14px;
    border-radius: 18px;
    text-align: left;
  }

  .comp-visual img {
    width: min(170px, 100%);
    height: 130px;
    justify-self: center;
  }

  .brand-logo-text,
  .brand-logo-text.large {
    font-size: 30px !important;
    line-height: 1.12 !important;
  }

  .mini-product {
    min-height: 138px;
  }

  .mini-product img {
    height: 105px;
  }

  .concern-keywords span,
  .pill-row span {
    white-space: normal;
    font-size: 12.5px;
    line-height: 1.35;
  }

  .table-wrap {
    border-radius: 20px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .kw-table {
    min-width: 760px;
  }

  .kw-table th,
  .kw-table td {
    padding: 14px;
    font-size: 13.5px;
    line-height: 1.7;
  }

  .six-month-plan ol {
    padding-left: 18px;
    margin-top: 28px;
  }

  .six-month-plan li {
    padding: 20px 18px;
    border-radius: 18px;
    margin-bottom: 14px;
  }

  .six-month-plan li::before {
    left: -34px;
    top: 20px;
    width: 28px;
    height: 28px;
    font-size: 10px;
  }

  .timeline strong {
    font-size: 17px;
    line-height: 1.45;
  }

  .price-line {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4px;
    padding: 14px 0;
  }

  .price-line strong {
    text-align: left;
    font-size: 22px;
  }

  .price-line.muted strong {
    font-size: 16px;
  }

  .quote-card {
    padding: 20px;
    border-radius: 20px;
    font-size: 15.5px;
    line-height: 1.85;
  }

  footer {
    width: calc(100% - 20px);
    margin-bottom: 20px;
    padding: 20px;
    border-radius: 22px;
    line-height: 1.6;
  }
}

/* --- Mobile dense-section cleanup: reduce visual load in report body --- */
@media (max-width: 640px) {
  .section-heading {
    margin-bottom: 18px;
  }

  .report-lead mark {
    display: inline;
    padding: 0 3px 1px;
    border-radius: 4px;
    line-height: inherit;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
  }

  .data-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .data-strip div {
    min-height: 118px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .data-strip strong {
    font-size: 30px !important;
    letter-spacing: -0.03em;
    word-break: break-word;
  }

  .data-strip span {
    margin-top: 8px;
    font-size: 11.5px;
    line-height: 1.45;
  }

  .audience-grid article,
  .competitor-deep-grid article,
  .deliverable-grid article,
  .pain-grid article {
    display: block;
  }

  .audience-grid article > span,
  .deliverable-grid article > span,
  .pain-grid article > span,
  .comp-head span {
    width: 34px;
    height: 34px;
    margin-bottom: 10px;
    font-size: 11px;
  }

  .comp-head {
    grid-template-columns: 34px 1fr;
    gap: 10px;
    margin-bottom: 12px;
  }

  .comp-block {
    padding-top: 12px;
    margin-top: 12px;
  }

  .comp-block b {
    display: inline-block;
    max-width: 100%;
    white-space: normal;
    margin-bottom: 6px;
  }

  .visual-competitors article {
    grid-template-rows: none;
  }

  .quote-card {
    margin-top: 18px;
  }

  .concern-keywords {
    gap: 8px;
    margin-bottom: 18px;
  }

  .concern-keywords span {
    padding: 7px 10px;
  }

  .table-wrap::before {
    content: "左右滑动查看完整表格";
    display: block;
    position: sticky;
    left: 0;
    padding: 10px 14px;
    background: var(--color-mint-chip);
    color: var(--color-carbon-black);
    font-size: 12px;
    font-weight: 800;
    border-bottom: 1px solid var(--color-ash);
  }

  .keyword-report .report-lead,
  .negative-review-report .report-lead,
  .competitor-report .report-lead,
  .audience-report .report-lead {
    font-size: 15px !important;
    line-height: 1.9 !important;
  }
}

@media (max-width: 380px) {
  .data-strip {
    grid-template-columns: minmax(0, 1fr) !important;
  }

  h1 { font-size: 27px !important; }
  h2 { font-size: 23px !important; }
}

/* --- Mobile video visibility hotfix --- */
@media (max-width: 640px) {
  .proposal-card {
    order: -1;
  }

  .hero-copy {
    order: 2;
  }

  .hero-video-banner {
    display: block !important;
    min-height: 190px;
    margin-bottom: 14px !important;
    background-image: url("assets/healleaf-video-poster.jpg");
    background-size: cover;
    background-position: center;
  }

  .hero-video-banner video {
    opacity: 1;
    min-height: 190px;
  }
}