:root {
  color-scheme: dark;
  --bg: #08080c;
  --bg-soft: #0d0d12;
  --surface: #16161e;
  --surface-strong: #1b1b24;
  --pink: #ff2e7e;
  --pink-soft: #ff9ec4;
  --pink-glow: rgba(255, 46, 126, 0.55);
  --gold: #f5c469;
  --text: #f5f5f7;
  --body: #c9c4d0;
  --muted: #8a8592;
  --line: rgba(255, 255, 255, 0.09);
  --line-pink: rgba(255, 46, 126, 0.34);
  --shadow: 0 24px 72px rgba(0, 0, 0, 0.48);
  --serif: Georgia, "Times New Roman", "Songti SC", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --max: 1200px;
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.age-locked {
  overflow: hidden;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

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

button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--pink-soft);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1200;
  padding: 10px 16px;
  transform: translateY(-160%);
  border-radius: 999px;
  background: var(--pink);
  color: white;
}

.skip-link:focus {
  transform: translateY(0);
}

.page-shell {
  position: relative;
  isolation: isolate;
}

.page-shell::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(circle at 88% 8%, rgba(255, 46, 126, 0.13), transparent 30%),
    radial-gradient(circle at 10% 46%, rgba(255, 158, 196, 0.05), transparent 28%),
    var(--bg);
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

.narrow {
  width: min(820px, calc(100% - 40px));
  margin-inline: auto;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--pink-soft);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow.gold {
  color: var(--gold);
}

.display-title,
h1,
h2,
.serif {
  font-family: var(--serif);
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

.display-title {
  margin: 0;
  font-size: clamp(46px, 6.6vw, 92px);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 0.98;
}

.display-title em {
  color: var(--pink-soft);
  font-weight: 500;
  text-shadow: 0 0 34px rgba(255, 46, 126, 0.35);
}

.section-title {
  margin: 0;
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 500;
  letter-spacing: -0.035em;
  line-height: 1.04;
}

.lead {
  max-width: 760px;
  margin: 18px 0 0;
  color: var(--body);
  font-size: clamp(17px, 2vw, 20px);
}

.muted {
  color: var(--muted);
}

.pink {
  color: var(--pink-soft);
}

.gold {
  color: var(--gold);
}

.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.01em;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--pink);
  color: white;
  box-shadow: 0 0 24px rgba(255, 46, 126, 0.44);
}

.btn-primary:hover {
  box-shadow: 0 0 36px var(--pink-glow);
}

.btn-outline {
  border-color: rgba(255, 46, 126, 0.5);
  background: rgba(8, 8, 12, 0.44);
}

.btn-outline:hover {
  border-color: var(--pink-soft);
  box-shadow: 0 0 24px rgba(255, 46, 126, 0.2);
}

.btn-quiet {
  border-color: var(--line);
  color: var(--body);
}

.btn-gold {
  background: linear-gradient(135deg, #f5c469, #d9a84f);
  color: #171107;
  box-shadow: 0 0 24px rgba(245, 196, 105, 0.18);
}

.btn-lg {
  min-height: 56px;
  padding-inline: 30px;
}

.btn-sm {
  min-height: 38px;
  padding: 8px 16px;
  font-size: 13px;
}

.btn-block {
  width: 100%;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--pink-soft);
  font-weight: 700;
}

.text-link:hover {
  color: white;
}

/* age gate */
.age-gate {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(5, 5, 8, 0.91);
  backdrop-filter: blur(20px);
}

.age-gate.is-hidden {
  display: none;
}

.age-card {
  width: min(480px, 100%);
  padding: 38px 34px 32px;
  border: 1px solid var(--line-pink);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(22, 22, 30, 0.98), rgba(13, 13, 18, 0.98));
  box-shadow: var(--shadow), 0 0 70px rgba(255, 46, 126, 0.16);
  text-align: center;
}

.age-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 18px;
  box-shadow: 0 0 28px rgba(255, 46, 126, 0.28);
}

.age-card h2 {
  margin: 0 0 8px;
  font-size: 34px;
  font-weight: 500;
}

.age-card p {
  margin: 0;
  color: var(--body);
}

.age-actions {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.age-fineprint {
  margin-top: 16px !important;
  color: var(--muted) !important;
  font-size: 12px;
}

/* navigation */
.site-header {
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 80;
}

.site-header.is-solid,
.topic-page .site-header {
  position: relative;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 8, 12, 0.92);
}

.nav {
  display: flex;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-family: var(--serif);
  font-size: 24px;
  font-style: italic;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 11px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 14px;
}

.nav-links > a {
  padding: 9px 12px;
  border-radius: 999px;
}

.nav-links > a:hover,
.nav-links > a[aria-current="page"] {
  background: rgba(255, 46, 126, 0.09);
  color: var(--text);
}

.nav-links .nav-download {
  margin-left: 8px;
  border: 1px solid var(--line-pink);
  background: rgba(255, 46, 126, 0.12);
  color: white;
}

.mobile-nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--bg-soft);
  color: white;
}

.mobile-nav-toggle span,
.mobile-nav-toggle::before,
.mobile-nav-toggle::after {
  width: 18px;
  height: 1px;
  background: currentColor;
  content: "";
}

.mobile-nav-toggle span {
  margin-block: 5px;
}

.mobile-nav-toggle {
  flex-direction: column;
}

.sticky-download {
  position: fixed;
  right: 0;
  bottom: 22px;
  left: 0;
  z-index: 75;
  width: min(620px, calc(100% - 28px));
  margin-inline: auto;
  padding: 9px 10px 9px 18px;
  border: 1px solid var(--line-pink);
  border-radius: 999px;
  background: rgba(13, 13, 18, 0.9);
  box-shadow: var(--shadow), 0 0 28px rgba(255, 46, 126, 0.16);
  backdrop-filter: blur(18px);
  transform: translateY(calc(100% + 42px));
  transition: transform 260ms ease;
}

.sticky-download.is-visible {
  transform: translateY(0);
}

.sticky-download-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.sticky-download strong {
  display: block;
  font-size: 13px;
}

.sticky-download small {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

/* home hero */
.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
}

.home-hero {
  display: grid;
  align-items: center;
  padding: 118px 0 72px;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* hero-screen 已是左留白+右人物的 16:9，居中铺满即可 */
  object-position: center center;
  filter: saturate(0.9) contrast(1.04) brightness(0.92);
  animation: hero-drift 16s ease-in-out infinite alternate;
}

.hero-media::after {
  position: absolute;
  inset: 0;
  content: "";
  /* 图内已有左暗右亮分区，叠层只做轻压暗保证文字可读 */
  background:
    linear-gradient(90deg, rgba(8, 8, 12, 0.55) 0%, rgba(8, 8, 12, 0.22) 42%, rgba(8, 8, 12, 0.08) 70%, rgba(8, 8, 12, 0.35) 100%),
    linear-gradient(0deg, var(--bg) 0%, transparent 28%);
}

@keyframes hero-drift {
  from { transform: scale(1.01); }
  to { transform: scale(1.055); }
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.55fr);
  gap: 58px;
  align-items: center;
}

.hero-copy {
  max-width: 800px;
}

.hero-copy .lead {
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-note {
  margin: 15px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.download-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--line-pink);
  border-radius: 26px;
  background: rgba(13, 13, 18, 0.88);
  box-shadow: var(--shadow), 0 0 50px rgba(255, 46, 126, 0.12);
  backdrop-filter: blur(18px);
}

.download-card::before {
  position: absolute;
  top: -100px;
  right: -80px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255, 46, 126, 0.2);
  filter: blur(55px);
  content: "";
  pointer-events: none;
}

.download-card h2,
.download-card h3 {
  margin: 0 0 8px;
  font-size: 30px;
  font-weight: 500;
}

.download-card p {
  margin: 0;
  color: var(--muted);
}

.qr-wrap {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 18px;
  align-items: center;
  margin: 22px 0;
}

.qr-image {
  width: 132px;
  height: 132px;
  padding: 7px;
  border-radius: 14px;
  background: white;
}

.qr-copy strong {
  display: block;
  color: var(--text);
  font-size: 15px;
}

.qr-copy small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
}

.download-card-actions {
  display: grid;
  gap: 10px;
}

/* general sections */
.section {
  position: relative;
  padding: 116px 0;
}

.section-tight {
  padding-block: 82px;
}

.section-soft {
  border-block: 1px solid rgba(255, 255, 255, 0.04);
  background: var(--bg-soft);
}

.section-head {
  max-width: 820px;
  margin-bottom: 46px;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 64px;
  align-items: center;
}

.split.reverse .split-media {
  order: -1;
}

.split-copy p:not(.eyebrow) {
  color: var(--body);
  font-size: 18px;
}

.feature-index {
  display: inline-grid;
  width: 52px;
  height: 52px;
  place-items: center;
  margin-bottom: 28px;
  border: 1px solid var(--line-pink);
  border-radius: 50%;
  color: var(--pink-soft);
  font-family: var(--serif);
  font-size: 18px;
  font-style: italic;
}

.media-card {
  position: relative;
  overflow: hidden;
  min-height: 560px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.media-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms ease;
}

.media-card:hover img {
  transform: scale(1.035);
}

.media-card::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, transparent 54%, rgba(8, 8, 12, 0.86));
}

.media-badge {
  position: absolute;
  right: 18px;
  bottom: 18px;
  left: 18px;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  background: rgba(8, 8, 12, 0.7);
  backdrop-filter: blur(14px);
}

.media-badge span {
  color: var(--body);
  font-size: 13px;
}

.media-badge strong {
  color: var(--pink-soft);
  font-size: 13px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 56px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--line);
}

.proof-item {
  padding: 24px;
  background: var(--bg-soft);
}

.proof-item strong {
  display: block;
  margin-bottom: 5px;
  color: var(--pink-soft);
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
}

.proof-item span {
  color: var(--muted);
  font-size: 13px;
}

/* character walls */
.character-preview {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.character-wall {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.character-card {
  position: relative;
  min-height: 340px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background:
    radial-gradient(circle at 50% 20%, rgba(255, 46, 126, 0.15), transparent 38%),
    var(--surface);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.25);
  isolation: isolate;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.character-preview .character-card {
  min-height: 290px;
}

.character-card:hover,
.character-card:focus-visible {
  z-index: 2;
  transform: translateY(-7px);
  border-color: rgba(255, 46, 126, 0.56);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.46), 0 0 28px rgba(255, 46, 126, 0.15);
}

.character-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 600ms ease, filter 300ms ease;
}

.character-card:hover img {
  transform: scale(1.045);
  filter: saturate(1.05);
}

.character-card.is-image-error img {
  display: none;
}

.character-card::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background: linear-gradient(180deg, transparent 44%, rgba(8, 8, 12, 0.26) 62%, rgba(8, 8, 12, 0.98));
}

.character-meta {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  padding: 22px 16px 16px;
}

.character-meta strong {
  display: block;
  color: white;
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
}

.character-meta span {
  display: block;
  margin-top: 3px;
  color: var(--body);
  font-size: 12px;
  line-height: 1.4;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 220ms ease, transform 220ms ease;
}

.character-card:hover .character-meta span,
.character-card:focus-visible .character-meta span {
  opacity: 1;
  transform: translateY(0);
}

.wake-flow {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 14px;
  align-items: center;
  margin-top: 54px;
}

.wake-step {
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--bg-soft);
}

.wake-step strong {
  display: block;
  margin-bottom: 8px;
  color: var(--pink-soft);
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
}

.wake-step p {
  margin: 0;
  color: var(--body);
}

.wake-arrow {
  color: var(--pink);
  font-size: 24px;
}

.name-demo {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 12px;
  margin-top: 20px;
}

.field {
  width: 100%;
  min-height: 48px;
  padding: 12px 15px;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: none;
  background: var(--surface);
  color: white;
}

.field:focus {
  border-color: rgba(255, 46, 126, 0.6);
  box-shadow: 0 0 0 3px rgba(255, 46, 126, 0.1);
}

.name-result {
  margin: 18px 0 0;
  color: var(--pink-soft);
  font-family: var(--serif);
  font-size: 24px;
}

/* generator */
.generator {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(380px, 1.05fr);
  gap: 28px;
  align-items: stretch;
}

.question-stack {
  display: grid;
  gap: 14px;
}

.question-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--bg-soft);
}

.question-card legend {
  display: block;
  width: 100%;
  padding: 0;
  color: var(--text);
  font-weight: 700;
}

.answer-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.answer-chip {
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
}

.answer-chip:hover,
.answer-chip.is-selected {
  border-color: rgba(255, 46, 126, 0.6);
  color: white;
  box-shadow: 0 0 16px rgba(255, 46, 126, 0.12);
}

.generator-stage {
  position: relative;
  min-height: 640px;
  overflow: hidden;
  border: 1px solid var(--line-pink);
  border-radius: 28px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.generator-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.generator-placeholder,
.generator-running,
.generator-done {
  position: absolute;
  inset: 0;
}

.generator-placeholder {
  display: grid;
  place-items: center;
  padding: 36px;
  background:
    radial-gradient(circle at 50% 28%, rgba(255, 46, 126, 0.22), transparent 32%),
    var(--surface);
  color: var(--muted);
  text-align: center;
}

.generator-running {
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 46, 126, 0.26), transparent 36%),
    var(--surface);
}

.generator-running::before,
.generator-running::after {
  position: absolute;
  width: 240px;
  height: 240px;
  border: 1px solid rgba(255, 46, 126, 0.5);
  border-radius: 50%;
  content: "";
  animation: pulse-ring 1.6s ease-out infinite;
}

.generator-running::after {
  animation-delay: 0.55s;
}

@keyframes pulse-ring {
  from { transform: scale(0.55); opacity: 1; }
  to { transform: scale(1.45); opacity: 0; }
}

.generator-running-copy {
  z-index: 1;
  text-align: center;
}

.generator-running-copy strong {
  display: block;
  color: var(--pink-soft);
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 500;
}

.generator-running-copy span {
  color: var(--muted);
  font-size: 13px;
}

.generator-done::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, transparent 58%, rgba(8, 8, 12, 0.92));
}

.generator-caption {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  z-index: 1;
}

.generator-caption strong {
  display: block;
  color: var(--pink-soft);
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
}

.generator-caption span {
  color: var(--body);
  font-size: 13px;
}

.generate-action {
  margin-top: 18px;
}

.generate-action:disabled {
  cursor: not-allowed;
  opacity: 0.42;
  transform: none;
}

.pov-stage {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  border-radius: 30px;
  box-shadow: var(--shadow);
}

.pov-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 26%;
}

.pov-stage::before {
  position: absolute;
  inset: 0;
  z-index: 1;
  border: 2px solid rgba(255, 46, 126, 0.36);
  border-radius: inherit;
  box-shadow: inset 0 0 90px rgba(8, 8, 12, 0.55);
  content: "";
}

.pov-reticle {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 2;
  width: min(50%, 320px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(255, 255, 255, 0.36);
  border-radius: 50%;
  box-shadow: 0 0 40px rgba(255, 46, 126, 0.22);
}

.pov-label {
  position: absolute;
  right: 24px;
  bottom: 24px;
  z-index: 2;
  padding: 9px 14px;
  border: 1px solid var(--line-pink);
  border-radius: 999px;
  background: rgba(8, 8, 12, 0.72);
  color: var(--pink-soft);
  font-size: 12px;
  letter-spacing: 0.16em;
}

/* relationship */
.bond-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.bond-stage {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  transition: transform 220ms ease, border-color 220ms ease;
}

.bond-stage:hover,
.bond-stage.is-active {
  transform: translateY(-8px);
  border-color: rgba(255, 46, 126, 0.48);
}

.bond-stage img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.bond-stage::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, transparent 52%, rgba(8, 8, 12, 0.96));
}

.bond-stage-copy {
  position: absolute;
  right: 14px;
  bottom: 14px;
  left: 14px;
  z-index: 1;
}

.bond-stage-copy span {
  display: block;
  color: var(--pink-soft);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.bond-stage-copy strong {
  display: block;
  margin-top: 4px;
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 500;
}

.message-demo {
  display: grid;
  grid-template-columns: minmax(260px, 0.7fr) 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 72px;
}

.phone-notification {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 24px;
  background: rgba(22, 22, 30, 0.9);
  box-shadow: var(--shadow), 0 0 36px rgba(255, 46, 126, 0.14);
  animation: notification-float 3.5s ease-in-out infinite;
}

.phone-notification-head {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 12px;
}

.phone-notification-head img {
  width: 30px;
  height: 30px;
  border-radius: 9px;
}

.phone-notification p {
  margin: 12px 0 0;
  color: var(--text);
  font-family: var(--serif);
  font-size: 20px;
}

@keyframes notification-float {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-10px) rotate(0.5deg); }
}

/* legend */
.legend-page {
  background:
    radial-gradient(circle at 50% 0%, rgba(245, 196, 105, 0.11), transparent 34%),
    var(--bg);
}

.legend-book {
  position: relative;
  max-width: 920px;
  margin-inline: auto;
  padding: 70px clamp(28px, 6vw, 86px);
  border: 1px solid rgba(245, 196, 105, 0.3);
  border-radius: 30px;
  background:
    linear-gradient(90deg, rgba(245, 196, 105, 0.04), transparent 14%, transparent 86%, rgba(245, 196, 105, 0.04)),
    #11100d;
  box-shadow: var(--shadow), inset 0 0 80px rgba(245, 196, 105, 0.025);
}

.legend-book::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  content: "";
  background: linear-gradient(transparent, rgba(245, 196, 105, 0.12), transparent);
}

.legend-book h1,
.legend-book h2 {
  color: #f8e7c0;
}

.legend-excerpt {
  position: relative;
  z-index: 1;
  max-width: 660px;
  margin: 34px auto 0;
  color: #e5d7b7;
  font-family: var(--serif);
  font-size: clamp(20px, 2.5vw, 26px);
  font-style: italic;
  line-height: 1.9;
}

.legend-excerpt p {
  margin: 0 0 24px;
}

.legend-seal {
  width: 74px;
  height: 74px;
  display: grid;
  place-items: center;
  margin: 42px auto 24px;
  border: 1px solid rgba(245, 196, 105, 0.5);
  border-radius: 50%;
  color: var(--gold);
  font-family: var(--serif);
  font-size: 20px;
  font-style: italic;
}

/* topic hero */
.topic-hero {
  min-height: 720px;
  display: grid;
  align-items: end;
  padding: 130px 0 82px;
}

.topic-hero.compact {
  min-height: 560px;
}

.topic-hero .hero-media::after {
  background:
    linear-gradient(90deg, rgba(8, 8, 12, 0.97), rgba(8, 8, 12, 0.62) 52%, rgba(8, 8, 12, 0.28)),
    linear-gradient(0deg, var(--bg), transparent 48%);
}

.topic-hero-copy {
  max-width: 800px;
}

.topic-hero-copy .display-title {
  font-size: clamp(48px, 7vw, 88px);
}

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

.platform-card {
  position: relative;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--bg-soft);
  transition: border-color 200ms ease, transform 200ms ease;
}

.platform-card.is-recommended {
  border-color: rgba(255, 46, 126, 0.52);
  box-shadow: 0 0 36px rgba(255, 46, 126, 0.12);
  transform: translateY(-5px);
}

.platform-card h2,
.platform-card h3 {
  margin: 0 0 8px;
  font-size: 25px;
  font-weight: 500;
}

.platform-card p {
  min-height: 52px;
  margin: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
}

.platform-tag {
  display: inline-flex;
  margin-bottom: 16px;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(255, 46, 126, 0.1);
  color: var(--pink-soft);
  font-size: 11px;
}

.install-steps {
  display: grid;
  gap: 12px;
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.install-steps li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 12px;
  align-items: start;
  color: var(--body);
}

.install-steps span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line-pink);
  border-radius: 50%;
  color: var(--pink-soft);
  font-size: 12px;
}

.download-qr-panel {
  display: grid;
  grid-template-columns: 210px 1fr;
  gap: 44px;
  align-items: center;
  padding: 42px;
  border: 1px solid var(--line-pink);
  border-radius: 28px;
  background: var(--surface);
}

.download-qr-panel .qr-image {
  width: 210px;
  height: 210px;
}

.app-preview {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: center;
}

.app-phone {
  max-width: 340px;
  margin-inline: auto;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 42px;
  background: #050507;
  box-shadow: var(--shadow), 0 0 46px rgba(255, 46, 126, 0.12);
}

.app-phone img {
  overflow: hidden;
  border-radius: 32px;
}

details {
  border-top: 1px solid var(--line);
}

summary {
  padding: 17px 0;
  color: var(--text);
  cursor: pointer;
  font-weight: 700;
}

details > div,
details > ol,
details > p {
  margin-top: 0;
  padding-bottom: 18px;
  color: var(--body);
}

/* legal and support */
.legal-page {
  min-height: 100svh;
}

.legal-main {
  padding: 92px 0 120px;
}

.legal-main h1 {
  margin: 0;
  font-size: clamp(42px, 6vw, 70px);
  font-weight: 500;
  letter-spacing: -0.035em;
}

.legal-meta {
  margin: 14px 0 44px;
  color: var(--muted);
  font-size: 13px;
}

.legal-section {
  margin-top: 38px;
}

.legal-section h2 {
  margin: 0 0 10px;
  font-size: 26px;
  font-weight: 500;
}

.legal-section p,
.legal-section li {
  color: var(--body);
}

.notice {
  padding: 18px 20px;
  border: 1px solid rgba(245, 196, 105, 0.28);
  border-radius: 16px;
  background: rgba(245, 196, 105, 0.05);
  color: #e7d7b3;
}

.faq-list {
  border-bottom: 1px solid var(--line);
}

/* footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: #07070a;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
  padding: 48px 0 42px;
}

.footer-brand p {
  max-width: 450px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 20px;
  justify-content: flex-end;
  color: var(--muted);
  font-size: 13px;
}

.footer-links a:hover {
  color: var(--pink-soft);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 0 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: #68636e;
  font-size: 11px;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1100px) {
  .character-wall {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .character-preview {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .bond-track {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .bond-stage:nth-child(4),
  .bond-stage:nth-child(5) {
    min-height: 500px;
  }
}

@media (max-width: 900px) {
  .nav-links {
    position: absolute;
    top: 68px;
    right: 20px;
    left: 20px;
    display: none;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 20px;
    background: rgba(13, 13, 18, 0.98);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: grid;
  }

  .nav-links .nav-download {
    margin-left: 0;
    text-align: center;
  }

  .mobile-nav-toggle {
    display: flex;
  }

  .hero-layout,
  .split,
  .generator,
  .message-demo,
  .app-preview {
    grid-template-columns: 1fr;
  }

  .home-hero {
    min-height: auto;
    padding-top: 126px;
  }

  .hero-media::after {
    background:
      linear-gradient(90deg, rgba(8, 8, 12, 0.94), rgba(8, 8, 12, 0.47)),
      linear-gradient(0deg, var(--bg), transparent 60%);
  }

  .download-card {
    max-width: 560px;
  }

  .split.reverse .split-media {
    order: 0;
  }

  .media-card {
    min-height: 620px;
  }

  .proof-strip,
  .platform-grid {
    grid-template-columns: 1fr;
  }

  .wake-flow {
    grid-template-columns: 1fr;
  }

  .wake-arrow {
    transform: rotate(90deg);
    text-align: center;
  }

  .download-qr-panel {
    grid-template-columns: 1fr;
    justify-items: center;
    text-align: center;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 680px) {
  .container,
  .narrow {
    width: min(100% - 28px, var(--max));
  }

  .display-title {
    font-size: clamp(42px, 13vw, 62px);
  }

  .section {
    padding-block: 82px;
  }

  .hero-actions {
    display: grid;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .download-card {
    padding: 22px;
  }

  .qr-wrap {
    grid-template-columns: 106px 1fr;
  }

  .qr-image {
    width: 106px;
    height: 106px;
  }

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

  .character-card,
  .character-preview .character-card {
    min-height: 300px;
  }

  .name-demo {
    grid-template-columns: 1fr;
  }

  .generator-stage {
    min-height: 560px;
  }

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

  .bond-stage,
  .bond-stage:nth-child(4),
  .bond-stage:nth-child(5) {
    min-height: 380px;
  }

  .bond-stage:last-child {
    grid-column: span 2;
  }

  .message-demo {
    gap: 26px;
  }

  .legend-book {
    padding: 46px 24px;
  }

  .legend-book::before {
    display: none;
  }

  .download-qr-panel {
    padding: 28px 20px;
  }

  .footer-bottom {
    display: grid;
  }

  .sticky-download {
    bottom: 10px;
  }

  .sticky-download small {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}