/* ─────────────────────────────────────────────────────────────
   Lotus Blocks — Komorebi-Bungu marketing site
   Palette mirrors docs/design_system.md §4
   ───────────────────────────────────────────────────────────── */

@font-face {
  font-family: 'Nunito';
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/nunito_regular.ttf') format('truetype');
}
@font-face {
  font-family: 'Nunito';
  font-weight: 600;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/nunito_semibold.ttf') format('truetype');
}
@font-face {
  font-family: 'Nunito';
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/nunito_bold.ttf') format('truetype');
}
@font-face {
  font-family: 'Cormorant';
  font-weight: 300;
  font-style: normal;
  font-display: swap;
  src: url('../fonts/cormorant_garamond_light.ttf') format('truetype');
}

:root {
  /* Komorebi-Bungu palette */
  --bg: #FBF3DF;
  --bg-warm: #F8EDC8;
  --surface: #F4EAD0;
  --surface-2: #EFE0BB;
  --ink: #2C2C2C;
  --ink-muted: #5A5247;
  --ink-soft: #837664;
  --matcha: #92D08B;
  --matcha-deep: #5FAE5A;
  --sakura: #FF96A5;
  --sakura-deep: #E4677A;
  --sora: #73C2FB;
  --yuzu: #FFD166;
  --fuji: #B9A1E6;
  --walnut: #6B4F3A;
  --walnut-deep: #4A3624;
  --glass-fill: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(255, 255, 255, 0.72);
  --shadow-xs: 0 1px 3px rgba(44, 44, 44, 0.04);
  --shadow-sm: 0 2px 10px rgba(74, 54, 36, 0.06);
  --shadow-md: 0 12px 32px rgba(74, 54, 36, 0.1);
  --shadow-lg: 0 24px 60px rgba(74, 54, 36, 0.16);
  --radius-sm: 12px;
  --radius: 20px;
  --radius-lg: 28px;
  --radius-xl: 36px;
  --max-w: 1200px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Soft Komorebi texture across page */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(circle at 12% 8%, rgba(146, 208, 139, 0.07), transparent 38%),
    radial-gradient(circle at 88% 24%, rgba(255, 150, 165, 0.06), transparent 42%),
    radial-gradient(circle at 70% 88%, rgba(185, 161, 230, 0.06), transparent 44%);
}

main, footer, header { position: relative; z-index: 1; }

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

a { color: var(--walnut-deep); text-decoration: none; transition: color 160ms ease; }
a:hover { color: var(--ink); }
a:focus-visible {
  outline: 3px solid var(--sora);
  outline-offset: 3px;
  border-radius: 4px;
}

h1, h2, h3 {
  font-family: 'Cormorant', 'Nunito', serif;
  font-weight: 300;
  line-height: 1.15;
  color: var(--ink);
  margin: 0 0 0.4em;
  letter-spacing: 0.3px;
}
h1 { font-size: clamp(2.75rem, 6.4vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3rem); margin-top: 0.2em; }
h3 {
  font-size: 1.3rem;
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  letter-spacing: -0.1px;
  line-height: 1.3;
}

p { margin: 0 0 1em; color: var(--ink-muted); }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Top bar ─────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 243, 223, 0.78);
  backdrop-filter: saturate(140%) blur(20px);
  -webkit-backdrop-filter: saturate(140%) blur(20px);
  border-bottom: 1px solid rgba(44, 44, 44, 0.05);
}
.topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-weight: 700;
  color: var(--ink);
  font-size: 1.08rem;
  letter-spacing: -0.2px;
}
.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  box-shadow: var(--shadow-xs);
}
.lang-switcher {
  display: flex;
  gap: 4px;
  align-items: center;
  font-size: 0.84rem;
  background: rgba(255, 255, 255, 0.5);
  padding: 4px;
  border-radius: 999px;
  border: 1px solid rgba(44, 44, 44, 0.04);
}
.lang-switcher a {
  padding: 6px 11px;
  border-radius: 999px;
  color: var(--ink-muted);
  font-weight: 600;
  letter-spacing: 0.4px;
  transition: all 200ms ease;
}
.lang-switcher a:hover { color: var(--ink); background: rgba(255, 255, 255, 0.6); }
.lang-switcher a.current {
  background: var(--ink);
  color: var(--bg);
}

/* ─── Hero ────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 96px 24px 72px;
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../img/hero/hero-sakura.webp') center/cover no-repeat;
  z-index: -2;
  transform: scale(1.08);
  animation: heroDrift 28s ease-in-out infinite alternate;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at top, rgba(251, 243, 223, 0.0) 0%, rgba(251, 243, 223, 0.55) 60%, var(--bg) 100%);
  z-index: -1;
}
@keyframes heroDrift {
  from { transform: scale(1.08) translate(0, 0); }
  to   { transform: scale(1.12) translate(-1.2%, -0.8%); }
}
.hero-inner {
  max-width: 780px;
  animation: heroRise 1000ms var(--ease-out) both;
}
@keyframes heroRise {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: none; }
}
.hero img.hero-logo {
  width: clamp(108px, 17vw, 156px);
  height: auto;
  margin: 0 auto 28px;
  border-radius: 32px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255, 255, 255, 0.4) inset;
  animation: heroLogoEnter 1100ms var(--ease-out) 120ms both, logoFloat 7s ease-in-out 1.4s infinite;
}
@keyframes heroLogoEnter {
  from { opacity: 0; transform: translateY(-12px) scale(0.94); }
  to   { opacity: 1; transform: none; }
}
@keyframes logoFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-6px); }
}
.hero h1 {
  margin-bottom: 0.15em;
  background: linear-gradient(180deg, var(--ink) 0%, var(--walnut-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero .tagline {
  font-size: clamp(1.08rem, 2.2vw, 1.32rem);
  color: var(--ink);
  margin: 0 auto 40px;
  font-weight: 400;
  max-width: 620px;
  line-height: 1.55;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 26px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-weight: 700;
  letter-spacing: 0.3px;
  border: 1px solid var(--ink);
  font-size: 0.97rem;
  transition: transform 280ms var(--ease-out), box-shadow 280ms var(--ease-out), background 280ms ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--bg);
  background: var(--walnut-deep);
  border-color: var(--walnut-deep);
}
.btn:active { transform: translateY(0); }
.btn.btn-secondary {
  background: var(--glass-fill);
  color: var(--ink);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.btn.btn-secondary:hover {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(255, 255, 255, 0.85);
}
.btn small {
  display: block;
  font-size: 0.68rem;
  font-weight: 600;
  opacity: 0.7;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ─── Stats banner (under hero) ───────────────────────────── */
.stats-banner {
  position: relative;
  margin: -32px auto 0;
  max-width: 980px;
  padding: 0 24px;
  z-index: 3;
}
.stats-banner-inner {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  box-shadow: var(--shadow-md);
}
.stat {
  text-align: center;
  position: relative;
}
.stat:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -4px;
  top: 18%;
  bottom: 18%;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(44, 44, 44, 0.15), transparent);
}
.stat .num {
  font-family: 'Cormorant', serif;
  font-size: clamp(2rem, 4vw, 2.8rem);
  line-height: 1;
  color: var(--walnut-deep);
  margin-bottom: 4px;
  font-weight: 300;
}
.stat .label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ─── Sections ────────────────────────────────────────────── */
section {
  padding: 104px 0;
  position: relative;
}
.section-head {
  text-align: center;
  max-width: 660px;
  margin: 0 auto 64px;
}
.section-head .eyebrow {
  display: inline-block;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 2.8px;
  text-transform: uppercase;
  color: var(--matcha-deep);
  margin-bottom: 14px;
  padding: 6px 14px;
  background: rgba(146, 208, 139, 0.12);
  border-radius: 999px;
}

/* ─── Lotus feature grid (asymmetric) ────────────────────── */
.lotus-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(180px, auto);
  gap: 18px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid rgba(44, 44, 44, 0.05);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-xs);
  transition: transform 360ms var(--ease-out), box-shadow 360ms var(--ease-out), border-color 360ms ease;
  display: flex;
  flex-direction: column;
  grid-column: span 2;
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 100px; height: 100px;
  background: radial-gradient(circle at top right, rgba(255, 255, 255, 0.4), transparent 70%);
  pointer-events: none;
  opacity: 0;
  transition: opacity 360ms ease;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: rgba(44, 44, 44, 0.1);
}
.feature-card:hover::after { opacity: 1; }
.feature-card.feature-hero {
  grid-column: span 3;
  grid-row: span 2;
  background: linear-gradient(140deg, var(--surface) 0%, var(--surface-2) 100%);
  padding: 38px 32px;
}
.feature-card.feature-wide { grid-column: span 3; }
.feature-card img {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(74, 54, 36, 0.08));
}
.feature-card.feature-hero img { width: 80px; height: 80px; margin-bottom: 24px; }
.feature-card h3 { margin-bottom: 8px; color: var(--ink); }
.feature-card.feature-hero h3 {
  font-family: 'Cormorant', serif;
  font-size: clamp(1.6rem, 2.6vw, 2rem);
  font-weight: 300;
  line-height: 1.2;
}
.feature-card p { font-size: 0.96rem; margin-bottom: 0; line-height: 1.65; }
.feature-card.feature-hero p { font-size: 1.04rem; }

@media (max-width: 880px) {
  .lotus-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card,
  .feature-card.feature-hero,
  .feature-card.feature-wide { grid-column: span 2; grid-row: auto; }
}

/* ─── How to Play (3 step) ───────────────────────────────── */
.howto-section { background: var(--surface); position: relative; }
.howto-section::before,
.howto-section::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 24px;
  background: var(--bg);
  z-index: 0;
}
.howto-section::before {
  top: -1px;
  border-radius: 0 0 50% 50% / 0 0 100% 100%;
  transform: scaleX(1.05);
}
.howto-section::after {
  bottom: -1px;
  background: linear-gradient(180deg, transparent, var(--bg));
  height: 60px;
}
.howto-section > .container { position: relative; z-index: 1; }
.howto-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  position: relative;
}
.howto-step {
  text-align: center;
  padding: 32px 24px;
  background: var(--bg);
  border-radius: var(--radius);
  position: relative;
  box-shadow: var(--shadow-xs);
}
.howto-step .step-num {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Cormorant', serif;
  font-size: 1.2rem;
  box-shadow: var(--shadow-sm);
}
.howto-step img {
  width: 72px;
  height: 72px;
  margin: 16px auto 18px;
  object-fit: contain;
  filter: drop-shadow(0 6px 14px rgba(74, 54, 36, 0.1));
}
.howto-step h3 { margin-bottom: 6px; }
.howto-step p { font-size: 0.94rem; margin-bottom: 0; }

@media (max-width: 740px) {
  .howto-grid { grid-template-columns: 1fr; gap: 24px; }
}

/* ─── Themes gallery ─────────────────────────────────────── */
.themes-section { background: var(--bg-warm); }
.themes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
}
.theme-tile {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: var(--bg);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform 360ms var(--ease-out), box-shadow 360ms var(--ease-out);
}
.theme-tile img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms var(--ease-out);
}
.theme-tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.theme-tile:hover img { transform: scale(1.08); }
.theme-tile span {
  position: absolute;
  bottom: 14px;
  left: 14px;
  padding: 7px 13px;
  background: rgba(251, 243, 223, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.2px;
}

/* ─── Wallpapers showcase (featured + thumbs) ────────────── */
.wallpaper-showcase {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.wallpaper-featured {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  box-shadow: var(--shadow-md);
  background: var(--surface);
}
.wallpaper-featured img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 500ms ease;
}
.wallpaper-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: 12px;
}
.wallpaper-thumb {
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
  position: relative;
  transition: transform 240ms var(--ease-out), box-shadow 240ms ease;
  border: 2px solid transparent;
  background: var(--surface);
}
.wallpaper-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms var(--ease-out);
}
.wallpaper-thumb:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.wallpaper-thumb:hover img { transform: scale(1.06); }
.wallpaper-thumb.active {
  border-color: var(--walnut);
  box-shadow: 0 0 0 3px rgba(107, 79, 58, 0.18), var(--shadow-sm);
}

@media (max-width: 880px) {
  .wallpaper-showcase { grid-template-columns: 1fr; }
  .wallpaper-thumbs { grid-template-columns: repeat(6, 1fr); }
  .wallpaper-thumb { aspect-ratio: 1; }
}
@media (max-width: 520px) {
  .wallpaper-thumbs { grid-template-columns: repeat(3, 1fr); }
}

/* ─── Avatars ─────────────────────────────────────────────── */
.avatars-section { background: var(--surface); }
.avatars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 28px 18px;
  max-width: 920px;
  margin: 0 auto;
}
.avatar-tile { text-align: center; }
.avatar-tile img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 50%;
  background: var(--bg);
  border: 3px solid var(--bg);
  box-shadow: var(--shadow-sm);
  transition: transform 360ms var(--ease-out), box-shadow 360ms ease, border-color 360ms ease;
}
.avatar-tile:hover img {
  transform: scale(1.06) translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #FFFFFF;
}
.avatar-tile span {
  display: block;
  margin-top: 12px;
  font-size: 0.84rem;
  color: var(--ink-muted);
  font-weight: 600;
  letter-spacing: 0.2px;
}

/* ─── About split ────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-grid img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.about-grid p { font-size: 1.06rem; line-height: 1.78; }

/* ─── FAQ ────────────────────────────────────────────────── */
.faq-section { background: var(--bg-warm); }
.faq-list { max-width: 780px; margin: 0 auto; }
.faq-list details {
  background: var(--bg);
  border-radius: var(--radius);
  margin-bottom: 12px;
  padding: 0;
  box-shadow: var(--shadow-xs);
  border: 1px solid rgba(44, 44, 44, 0.04);
  overflow: hidden;
  transition: box-shadow 240ms ease;
}
.faq-list details[open] { box-shadow: var(--shadow-sm); }
.faq-list summary {
  cursor: pointer;
  padding: 22px 26px;
  font-weight: 700;
  color: var(--ink);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 1.04rem;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: '+';
  font-size: 1.6rem;
  color: var(--walnut);
  transition: transform 280ms var(--ease-out);
  font-weight: 300;
  line-height: 1;
}
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list .faq-body {
  padding: 0 26px 24px;
  color: var(--ink-muted);
  font-size: 0.97rem;
  line-height: 1.72;
}

/* ─── Footer ─────────────────────────────────────────────── */
footer {
  background: var(--ink);
  color: rgba(251, 243, 223, 0.76);
  padding: 72px 0 32px;
  position: relative;
}
footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(255, 150, 165, 0.06), transparent 50%),
    radial-gradient(circle at 85% 100%, rgba(146, 208, 139, 0.05), transparent 50%);
  pointer-events: none;
}
footer .container {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 56px;
  position: relative;
}
footer h4 {
  color: var(--bg);
  margin: 0 0 18px;
  font-size: 0.78rem;
  letter-spacing: 2.2px;
  text-transform: uppercase;
  font-weight: 700;
}
footer a { color: rgba(251, 243, 223, 0.78); display: block; padding: 5px 0; transition: color 200ms ease; }
footer a:hover { color: var(--bg); }
footer .footer-brand img {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  margin-bottom: 14px;
}
footer .footer-brand p { color: rgba(251, 243, 223, 0.58); font-size: 0.92rem; max-width: 340px; line-height: 1.65; }
.footer-bottom {
  max-width: var(--max-w);
  margin: 48px auto 0;
  padding: 26px 24px 0;
  border-top: 1px solid rgba(251, 243, 223, 0.1);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: rgba(251, 243, 223, 0.5);
  position: relative;
}

/* ─── Lightbox ────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(20, 18, 14, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 32px;
  animation: lbFade 240ms ease;
}
.lightbox.open { display: flex; }
@keyframes lbFade { from { opacity: 0; } to { opacity: 1; } }
.lightbox img {
  max-width: 90vw;
  max-height: 86vh;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  animation: lbZoom 360ms var(--ease-out);
}
@keyframes lbZoom { from { opacity: 0; transform: scale(0.94); } to { opacity: 1; transform: none; } }
.lightbox-close {
  position: absolute;
  top: 24px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(251, 243, 223, 0.15);
  border: 1px solid rgba(251, 243, 223, 0.3);
  color: var(--bg);
  font-size: 1.6rem;
  cursor: pointer;
  transition: background 240ms ease;
}
.lightbox-close:hover { background: rgba(251, 243, 223, 0.3); }

/* ─── Privacy / Terms inner pages ─────────────────────────── */
.doc-page {
  max-width: 760px;
  margin: 0 auto;
  padding: 72px 24px 104px;
}
.doc-page h1 { font-size: clamp(2.2rem, 4.6vw, 3.2rem); margin-bottom: 14px; }
.doc-page .updated { color: var(--ink-muted); font-size: 0.9rem; margin-bottom: 40px; }
.doc-page h2 {
  font-size: 1.42rem;
  margin-top: 40px;
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  color: var(--ink);
}
.doc-page .placeholder-note {
  background: var(--surface);
  border-left: 4px solid var(--yuzu);
  padding: 18px 22px;
  border-radius: var(--radius-sm);
  color: var(--ink-muted);
  font-size: 0.93rem;
  margin: 20px 0;
}

/* ─── Fade-in on scroll ──────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out); }
.reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .hero::before { animation: none; }
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 880px) {
  section { padding: 72px 0; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  footer .container { grid-template-columns: 1fr; gap: 36px; }
  .topbar-inner { padding: 12px 18px; }
  .brand { font-size: 1rem; }
  .lang-switcher { padding: 3px; }
  .lang-switcher a { padding: 5px 9px; font-size: 0.78rem; }
  .stats-banner-inner { grid-template-columns: repeat(2, 1fr); gap: 18px 8px; padding: 24px; }
  .stat:nth-child(2)::after { display: none; }
}
@media (max-width: 480px) {
  body { font-size: 16px; }
  .container { padding: 0 18px; }
  .hero { padding: 72px 18px 48px; min-height: 86vh; }
  .feature-card { padding: 24px 22px; }
  .btn { padding: 13px 22px; font-size: 0.92rem; }
  .stats-banner-inner { grid-template-columns: 1fr 1fr; }
}

/* ─── Footer legal accordion ─────────────────────────────── */
.legal-accordion {
  grid-column: 1 / -1;
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid rgba(251, 243, 223, 0.1);
}
.legal-accordion h4 { color: var(--bg); margin-bottom: 14px; }
.legal-accordion .legal-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.legal-accordion details {
  background: rgba(251, 243, 223, 0.04);
  border: 1px solid rgba(251, 243, 223, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: background 240ms ease, border-color 240ms ease;
}
.legal-accordion details[open] {
  background: rgba(251, 243, 223, 0.06);
  border-color: rgba(251, 243, 223, 0.14);
}
.legal-accordion summary {
  cursor: pointer;
  padding: 16px 20px;
  color: var(--bg);
  font-weight: 700;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.96rem;
  letter-spacing: 0.2px;
  transition: color 200ms ease;
}
.legal-accordion summary:hover { color: var(--yuzu); }
.legal-accordion summary::-webkit-details-marker { display: none; }
.legal-accordion summary::after {
  content: '+';
  color: var(--bg);
  font-size: 1.4rem;
  font-weight: 300;
  line-height: 1;
  transition: transform 320ms var(--ease-out);
}
.legal-accordion details[open] summary::after { transform: rotate(45deg); color: var(--yuzu); }
.legal-accordion .legal-body {
  padding: 4px 20px 22px;
  color: rgba(251, 243, 223, 0.72);
  font-size: 0.88rem;
  line-height: 1.72;
  max-height: 560px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(251, 243, 223, 0.2) transparent;
}
.legal-accordion .legal-body::-webkit-scrollbar { width: 6px; }
.legal-accordion .legal-body::-webkit-scrollbar-thumb { background: rgba(251, 243, 223, 0.2); border-radius: 99px; }
.legal-accordion .legal-body h5 {
  color: var(--bg);
  margin: 20px 0 6px;
  font-size: 0.94rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.legal-accordion .legal-body h5:first-child { margin-top: 8px; }
.legal-accordion .legal-body p { color: inherit; margin: 0 0 10px; }
.legal-accordion .legal-body ul { margin: 0 0 10px; padding-left: 22px; }
.legal-accordion .legal-body li { margin-bottom: 4px; }
.legal-accordion .legal-body a { color: var(--yuzu); }
.legal-accordion .legal-body a:hover { color: var(--bg); }
.legal-accordion .legal-disclaimer {
  background: rgba(255, 209, 102, 0.08);
  border-left: 3px solid var(--yuzu);
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  margin: 4px 0 14px;
  font-size: 0.84rem;
  color: rgba(251, 243, 223, 0.85);
}
.legal-accordion .legal-updated {
  font-size: 0.78rem;
  color: rgba(251, 243, 223, 0.5);
  margin-bottom: 14px;
}
@media (max-width: 880px) {
  .legal-accordion .legal-grid { grid-template-columns: 1fr; }
}