/* ============================================================
   Zoonly 官网 · 暖奶油插画卡片风设计系统
   与 App（AuthTheme.swift）及 legal-site 同源的暖色变量
   ============================================================ */

:root {
  --bg: #F7F3ED;
  --surface: #FBF8F3;
  --surface-2: #FFFFFF;
  --text: #202633;
  --muted: #626B76;
  --accent: #B98763;
  --accent-deep: #93694F;
  --accent-soft: rgba(185, 135, 99, 0.12);
  --planet: #E8CBA4;
  --planet-soft: #F3E7D3;
  --green: #78A998;
  --green-soft: rgba(120, 169, 152, 0.14);
  --error: #D97378;
  --line: rgba(32, 38, 51, 0.13);
  --radius-lg: 32px;
  --radius-md: 24px;
  --radius-sm: 16px;
  --shadow-card: 0 24px 48px -20px rgba(147, 105, 79, 0.28);
  --shadow-float: 0 32px 64px -24px rgba(147, 105, 79, 0.38);
  --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, sans-serif;
  --font-display: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-serif: "Songti SC", "STSong", serif;
  --content: 1120px;
}

* { box-sizing: border-box; }

html {
  background: var(--bg);
  scroll-behavior: smooth;
  scroll-padding-top: 88px; /* 顶栏高度 + 呼吸空间，锚点落点不被顶栏遮挡 */
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.85;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: var(--accent-deep); text-underline-offset: 4px; }
a:focus-visible { outline: 3px solid rgba(147, 105, 79, 0.3); outline-offset: 4px; border-radius: 6px; }

.wrap {
  width: min(calc(100% - 40px), var(--content));
  margin: 0 auto;
}

/* ---------- 顶部导航（玻璃拟态） ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 237, 0.86);
  backdrop-filter: blur(18px) saturate(1.05);
  -webkit-backdrop-filter: blur(18px) saturate(1.05);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); }

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  margin-right: auto;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text);
}
.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 22.37%;
  box-shadow: 0 6px 16px -6px rgba(147, 105, 79, 0.45);
}
.brand-name {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}
.brand-name b { font-size: 17px; font-weight: 800; letter-spacing: 0.02em; }
.brand-name span { font-size: 12px; color: var(--muted); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
}
.nav-link {
  color: var(--muted);
  font-size: 15px;
  font-weight: 650;
  text-decoration: none;
  transition: color 0.2s ease;
}
.nav-link:hover { color: var(--accent-deep); }
.nav-link[aria-current="page"] { color: var(--accent-deep); }

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--surface-2);
  border-radius: 12px;
  width: 44px;
  height: 44px;
  padding: 0;
  cursor: pointer;
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 12px;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transition: transform 0.22s ease, top 0.22s ease, opacity 0.22s ease;
}
.nav-toggle span { top: 21px; }
.nav-toggle span::before { left: 0; top: -6px; }
.nav-toggle span::after { left: 0; top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }

/* ---------- 按钮 ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  color: #FFF9F2;
  background: linear-gradient(135deg, #C8946E, var(--accent-deep));
  box-shadow: 0 16px 28px -12px rgba(147, 105, 79, 0.55);
}
.btn-primary:hover { box-shadow: 0 20px 34px -12px rgba(147, 105, 79, 0.6); }
.btn-ghost {
  color: var(--accent-deep);
  background: rgba(255, 255, 255, 0.65);
  border-color: rgba(147, 105, 79, 0.35);
}
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { padding: 10px 20px; font-size: 14px; }
.btn[aria-disabled="true"] { cursor: default; }
.btn[aria-disabled="true"]:hover { transform: none; }

.btn-store { flex-direction: column; gap: 2px; padding: 12px 24px; line-height: 1.3; }
.btn-store small { font-size: 11px; font-weight: 600; opacity: 0.85; letter-spacing: 0.04em; }
.btn-store b { font-size: 15px; }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  padding: 72px 0 40px;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(560px 420px at 82% 30%, rgba(232, 203, 164, 0.5), transparent 70%),
    radial-gradient(420px 360px at 8% 82%, rgba(120, 169, 152, 0.16), transparent 70%);
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.eyebrow-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1px solid rgba(147, 105, 79, 0.25);
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  box-shadow: 0 8px 20px -12px rgba(147, 105, 79, 0.4);
}

.hero h1 {
  margin: 22px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.28;
  font-weight: 800;
  letter-spacing: 0.01em;
}
.hero h1 .serif { font-family: var(--font-serif); font-weight: 700; }
.hero h1 em {
  font-style: normal;
  color: var(--accent-deep);
  position: relative;
  white-space: nowrap;
}
.hero h1 em svg {
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 12px;
}

.hero-lede {
  margin: 0 0 30px;
  max-width: 30em;
  color: var(--muted);
  font-size: 17px;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 26px; }

.hero-trust { display: flex; flex-wrap: wrap; gap: 10px; }
.trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--green-soft);
  color: #4E7A6B;
  font-size: 13px;
  font-weight: 650;
}

.hero-art { position: relative; }
.hero-art img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 40px 48px rgba(147, 105, 79, 0.3));
  animation: heroFloat 7s ease-in-out infinite;
}
@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}
.hero-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-card);
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}
.hero-chip .dot {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  font-size: 18px;
}
.hero-chip small { display: block; font-size: 11px; font-weight: 600; color: var(--muted); }
.hero-chip-1 { top: 6%; left: -4%; animation: heroFloat 6s ease-in-out 0.6s infinite; }
.hero-chip-2 { bottom: 10%; right: -2%; animation: heroFloat 6.5s ease-in-out 1.2s infinite; }
.chip-gold { background: linear-gradient(135deg, #EFD9B4, var(--planet)); }
.chip-green { background: linear-gradient(135deg, #A9CFC2, var(--green)); }

/* ---------- 通用段落 ---------- */

.section { padding: 72px 0; }
.section-head { max-width: 640px; margin: 0 auto 44px; text-align: center; }
.section-kicker {
  display: inline-block;
  margin-bottom: 12px;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}
.section-head h2 {
  margin: 0 0 12px;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.35;
  font-weight: 800;
}
.section-head p { margin: 0; color: var(--muted); font-size: 16px; }

/* 大圆角色带（分区间交替底色） */
.band {
  border-radius: var(--radius-lg);
  padding: 64px 0;
  background: var(--surface);
  box-shadow: 0 30px 60px -40px rgba(147, 105, 79, 0.35);
}
.band-gold {
  background: linear-gradient(160deg, #F6EBD8, var(--planet-soft));
}
.band-green {
  background: linear-gradient(160deg, #EAF2EE, #DDEBE5);
}

/* ---------- 功能卡片网格 ---------- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-md);
  background: var(--surface-2);
  border: 1px solid rgba(147, 105, 79, 0.1);
  box-shadow: 0 18px 36px -24px rgba(147, 105, 79, 0.35);
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}
.feature-card.art-top .feature-art { border-radius: 0; }
.feature-art {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.feature-art img { width: 100%; height: 100%; object-fit: cover; }
.feature-art .art-emoji { font-size: 58px; filter: drop-shadow(0 10px 14px rgba(147, 105, 79, 0.3)); }
.art-cream { background: linear-gradient(150deg, #FBF3E4, #F0DFC2); }
.art-gold { background: linear-gradient(150deg, #F3E3C6, var(--planet)); }
.art-green { background: linear-gradient(150deg, #E8F1EC, #CDE2D9); }
.art-rose { background: linear-gradient(150deg, #FBEAE4, #F2D3C8); }
.feature-body { padding: 24px 26px 28px; }
.feature-body h3 { margin: 0 0 8px; font-size: 19px; font-weight: 800; }
.feature-body p { margin: 0; color: var(--muted); font-size: 14.5px; line-height: 1.8; }
.feature-more {
  margin-top: 14px;
  font-size: 13.5px;
  font-weight: 750;
  color: var(--accent-deep);
}

/* ---------- 对暗号展示 ---------- */

.codeplay {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}
.codeplay-copy h2 { margin: 0 0 14px; font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; }
.codeplay-copy p { color: var(--muted); }
.codeplay-steps { margin: 24px 0 0; padding: 0; list-style: none; }
.codeplay-steps li {
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(147, 105, 79, 0.25);
  font-size: 15px;
}
.codeplay-steps li:last-child { border-bottom: 0; }
.step-no {
  flex: none;
  width: 30px;
  height: 30px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: #FFF9F2;
  font-size: 14px;
  font-weight: 800;
}

.bubble-stage {
  position: relative;
  display: grid;
  gap: 18px;
  padding: 40px 34px;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, #FCF6EA, #F4E4C9);
  box-shadow: inset 0 0 0 1px rgba(147, 105, 79, 0.12), var(--shadow-card);
}
.bubble {
  position: relative;
  max-width: 78%;
  padding: 14px 20px;
  border-radius: 22px;
  font-size: 15.5px;
  line-height: 1.7;
  box-shadow: 0 12px 24px -14px rgba(147, 105, 79, 0.45);
}
.bubble .who {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  margin-bottom: 2px;
}
.bubble-left {
  justify-self: start;
  background: var(--surface-2);
  border-bottom-left-radius: 6px;
}
.bubble-right {
  justify-self: end;
  background: linear-gradient(135deg, #C8946E, var(--accent-deep));
  color: #FFF9F2;
  border-bottom-right-radius: 6px;
}
.bubble-right .who { color: rgba(255, 249, 242, 0.75); }
.bubble-match {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 999px;
  background: var(--surface-2);
  border: 1.5px solid rgba(120, 169, 152, 0.5);
  color: #4E7A6B;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 10px 22px -14px rgba(78, 122, 107, 0.6);
}
.bubble { margin-top: 14px; }
.bubble:first-child { margin-top: 0; }

/* ---------- 界面展示（手机样机） ---------- */

.shots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  justify-items: center;
}
.shot {
  width: min(100%, 270px);
  border-radius: 44px;
  padding: 12px;
  background: linear-gradient(165deg, #3A3F4D, #202633);
  box-shadow: var(--shadow-float);
  transition: transform 0.25s ease;
}
.shot:hover { transform: translateY(-8px) rotate(-1deg); }
.shot-screen {
  aspect-ratio: 9 / 19.5;
  border-radius: 34px;
  overflow: hidden;
  background: linear-gradient(170deg, #FBF6EC, #EFE3CE);
  display: grid;
  place-items: center;
}
.shot-screen img { width: 100%; height: 100%; object-fit: cover; }
.shot-placeholder {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 20px;
}
.shot-placeholder .ph-emoji { font-size: 40px; display: block; margin-bottom: 8px; }
.shot-cap {
  margin-top: 16px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.shot-cap small { display: block; font-weight: 600; color: var(--muted); }

/* ---------- 合规隐私条 ---------- */

.compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.compliance-card {
  display: flex;
  gap: 16px;
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--surface-2);
  border: 1px solid rgba(120, 169, 152, 0.25);
  box-shadow: 0 16px 32px -22px rgba(78, 122, 107, 0.5);
}
.compliance-icon {
  flex: none;
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 24px;
  background: var(--green-soft);
}
.compliance-card h3 { margin: 0 0 6px; font-size: 16.5px; font-weight: 800; }
.compliance-card p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.75; }

/* ---------- CTA ---------- */

.cta-panel {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 72px 32px;
  border-radius: var(--radius-lg);
  background:
    radial-gradient(420px 260px at 85% 15%, rgba(255, 255, 255, 0.35), transparent 70%),
    linear-gradient(150deg, #D9B585, var(--accent));
  color: #FFF9F2;
  box-shadow: var(--shadow-float);
}
.cta-panel h2 { margin: 0 0 10px; font-size: clamp(26px, 3.4vw, 38px); font-weight: 800; }
.cta-panel p { margin: 0 auto 28px; max-width: 32em; color: rgba(255, 249, 242, 0.85); }
.cta-panel .btn-primary {
  background: var(--surface-2);
  color: var(--accent-deep);
  box-shadow: 0 18px 32px -14px rgba(32, 38, 51, 0.4);
}
.cta-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; }
.cta-note { margin-top: 16px; font-size: 13px; color: rgba(255, 249, 242, 0.75); }

/* ---------- 页脚 ---------- */

.site-footer {
  margin-top: 72px;
  padding: 56px 0 40px;
  background: #37302A;
  color: #EFE7DC;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(239, 231, 220, 0.16);
}
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.footer-brand img { width: 40px; height: 40px; border-radius: 22.37%; }
.footer-brand b { font-size: 17px; font-weight: 800; color: #FFF9F2; }
.footer-brand span { display: block; font-size: 12px; color: rgba(239, 231, 220, 0.6); }
.footer-about { margin: 0; max-width: 26em; font-size: 14px; line-height: 1.9; color: rgba(239, 231, 220, 0.72); }
.footer-col h4 {
  margin: 4px 0 16px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: rgba(239, 231, 220, 0.55);
}
.footer-col ul { margin: 0; padding: 0; list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: rgba(239, 231, 220, 0.85); font-size: 14px; text-decoration: none; }
.footer-col a:hover { color: #FFF9F2; text-decoration: underline; }
.footer-base {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 13px;
  color: rgba(239, 231, 220, 0.6);
}
.footer-base a { color: inherit; }

/* ---------- 内容页（功能/关于/支持共用） ---------- */

.page-hero { padding: 64px 0 24px; text-align: center; }
.page-hero h1 { margin: 14px 0 12px; font-size: clamp(30px, 4vw, 46px); font-weight: 800; }
.page-hero .lede { margin: 0 auto; max-width: 34em; color: var(--muted); font-size: 16.5px; }

.doc-card {
  border-radius: var(--radius-md);
  background: var(--surface-2);
  border: 1px solid rgba(147, 105, 79, 0.1);
  box-shadow: 0 18px 36px -26px rgba(147, 105, 79, 0.4);
  padding: 40px 44px;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: center;
  padding: 52px 0;
  border-bottom: 1px dashed rgba(147, 105, 79, 0.22);
}
.feature-row:last-child { border-bottom: 0; }
.feature-row.flip .feature-row-art { order: 2; }
.feature-row-art {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: linear-gradient(150deg, #FBF3E4, #F0DFC2);
}
.feature-row-art img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.feature-row-copy .section-kicker { margin-bottom: 14px; }
.feature-row-copy h2 { margin: 0 0 12px; font-size: clamp(22px, 2.6vw, 30px); font-weight: 800; }
.feature-row-copy p { margin: 0 0 10px; color: var(--muted); font-size: 15.5px; }
.feature-row-copy ul { margin: 12px 0 0; padding-left: 20px; color: var(--muted); font-size: 15px; }
.feature-row-copy ul li { margin-bottom: 6px; }
.feature-row-copy ul li b { color: var(--text); }

/* ---------- FAQ ---------- */

.faq-list { display: grid; gap: 16px; }
.faq-item {
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid rgba(147, 105, 79, 0.12);
  overflow: hidden;
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  font-size: 15.5px;
  font-weight: 750;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  margin-left: auto;
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-a { padding: 0 24px 22px; color: var(--muted); font-size: 14.5px; line-height: 1.85; }

/* ---------- 滚动显现 ---------- */

.js .reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.js .reveal.in { opacity: 1; transform: none; }
.js .reveal-d1 { transition-delay: 0.08s; }
.js .reveal-d2 { transition-delay: 0.16s; }
.js .reveal-d3 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .hero-art img, .hero-chip { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 响应式 ---------- */

@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-art { max-width: 480px; margin: 0 auto; }
  .hero-chip-1 { left: 0; }
  .hero-chip-2 { right: 0; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .codeplay { grid-template-columns: 1fr; gap: 36px; }
  .shots { grid-template-columns: repeat(3, 1fr); }
  .compliance-grid { grid-template-columns: 1fr; }
  .feature-row { grid-template-columns: 1fr; gap: 28px; }
  .feature-row.flip .feature-row-art { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 680px) {
  .nav { min-height: 64px; gap: 14px; }
  html { scroll-padding-top: 78px; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 20px 18px;
    background: rgba(247, 243, 237, 0.97);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links .nav-link { padding: 13px 4px; font-size: 16px; border-bottom: 1px dashed var(--line); }
  .nav-links .nav-cta { margin-top: 14px; justify-content: center; }
  .nav-toggle { display: block; }
  .brand-name span { display: none; }

  .hero { padding: 44px 0 24px; }
  .hero h1 { font-size: 30px; }
  .hero-actions .btn { flex: 1 1 100%; justify-content: center; }
  .section { padding: 52px 0; }
  .band { padding: 44px 0; border-radius: 28px; }
  .feature-grid { grid-template-columns: 1fr; }
  .shots { grid-template-columns: 1fr; }
  .bubble-stage { padding: 32px 20px; }
  .bubble { max-width: 92%; }
  .doc-card { padding: 28px 22px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .cta-panel { padding: 52px 22px; }
}