:root {
  --brand: #c44874;
  --brand-rgb: 196, 72, 116;
  --brand-deep: #8f2d52;
  --ink: #1d1a1c;
  --ink-2: #5e5a5d;
  --ink-3: #9a9598;
  --bg: #fbf8f9;
  --card: #ffffff;
  --line: rgba(29, 26, 28, 0.08);
  --radius: 22px;
  --wash: rgba(var(--brand-rgb), 0.07);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

[data-theme="lavender"] { --brand: #6e5eb0; --brand-rgb: 110, 94, 176; --brand-deep: #463a80; }
[data-theme="ocean"]    { --brand: #3b70c7; --brand-rgb: 59, 112, 199; --brand-deep: #25498a; }
[data-theme="mint"]     { --brand: #38a185; --brand-rgb: 56, 161, 133; --brand-deep: #1f6b57; }
[data-theme="sunset"]   { --brand: #e07540; --brand-rgb: 224, 117, 64;  --brand-deep: #9c4a22; }

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color 0.5s var(--ease);
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

.wrap { width: min(1120px, 100% - 48px); margin-inline: auto; }
.narrow { width: min(760px, 100% - 48px); }
br.m { display: none; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 48px; padding: 0 24px; border-radius: 999px;
  font-weight: 600; font-size: 15px;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background-color 0.3s;
}
.btn:active { transform: scale(0.97); }
.btn-sm { height: 36px; padding: 0 16px; font-size: 14px; }
.btn-brand { background: var(--brand); color: #fff; box-shadow: 0 6px 18px rgba(var(--brand-rgb), 0.32); }
.btn-brand:hover { box-shadow: 0 10px 26px rgba(var(--brand-rgb), 0.42); transform: translateY(-1px); }
.btn-ghost { background: var(--wash); color: var(--brand); }
.btn-ghost:hover { background: rgba(var(--brand-rgb), 0.12); }

.appstore {
  display: inline-flex; align-items: center; gap: 12px;
  height: 60px; padding: 0 26px 0 22px; border-radius: 16px;
  background: #111; color: #fff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.appstore:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(0, 0, 0, 0.24); }
.appstore svg { width: 26px; height: 26px; }
.appstore span { display: flex; flex-direction: column; font-size: 19px; font-weight: 600; line-height: 1.15; }
.appstore small { font-size: 11px; font-weight: 400; opacity: 0.75; }
.appstore.light { background: #fff; color: #111; }

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251, 248, 249, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.nav.scrolled { border-bottom-color: var(--line); }
.nav-inner { display: flex; align-items: center; height: 64px; gap: 32px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: -0.01em; }
.brand img { border-radius: 8px; }
.nav-links { display: flex; gap: 28px; margin-left: auto; font-size: 14px; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
.nav-actions { display: flex; align-items: center; gap: 10px; }
.lang-toggle {
  height: 36px; min-width: 44px; padding: 0 12px; border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--ink-2);
  border: 1px solid var(--line); background: rgba(255, 255, 255, 0.6);
  transition: color 0.2s, border-color 0.2s;
}
.lang-toggle:hover { color: var(--brand); border-color: rgba(var(--brand-rgb), 0.4); }

/* 英文在 i18n.js 执行前先隐藏，避免闪现中文 */
html.i18n-pending body { visibility: hidden; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 72px 0 96px; }
.hero::before {
  content: ""; position: absolute; inset: -20% -10% auto auto; width: 720px; height: 720px;
  background: radial-gradient(circle, rgba(var(--brand-rgb), 0.16), transparent 62%);
  pointer-events: none; transition: background 0.5s;
}
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: var(--wash); color: var(--brand);
  font-size: 13px; font-weight: 600;
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 4px rgba(var(--brand-rgb), 0.18); }

h1 {
  margin: 22px 0 20px;
  font-size: clamp(44px, 6.4vw, 80px);
  line-height: 1.08; letter-spacing: -0.035em; font-weight: 800;
}
h1 em {
  font-style: normal; color: var(--brand);
  background: linear-gradient(transparent 68%, rgba(var(--brand-rgb), 0.16) 68%);
}
.lead { max-width: 30em; font-size: 18px; color: var(--ink-2); }

.cta-row { display: flex; align-items: center; gap: 20px; margin-top: 36px; flex-wrap: wrap; }
.qr-card {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 16px 8px 8px; border-radius: 16px;
  background: var(--card); border: 1px solid var(--line);
  font-size: 13px; color: var(--ink-2); line-height: 1.4;
}
.qr-card img { border-radius: 8px; image-rendering: pixelated; }

.trust { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 28px; list-style: none; font-size: 14px; color: var(--ink-2); }
.trust li { display: flex; align-items: center; gap: 6px; }
.trust svg { width: 16px; height: 16px; fill: none; stroke: var(--brand); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }

/* Phone */
.hero-visual { position: relative; display: flex; justify-content: center; text-align: left; }
.halo {
  position: absolute; width: 420px; height: 420px; border-radius: 50%; top: 12%;
  background: radial-gradient(circle, rgba(var(--brand-rgb), 0.28), transparent 66%);
  filter: blur(10px);
}
.phone {
  position: relative; width: 300px; height: 620px; padding: 12px;
  border-radius: 52px; background: #111;
  box-shadow: 0 0 0 2px #2a2a2a inset, 0 40px 80px rgba(var(--brand-rgb), 0.22), 0 20px 40px rgba(0, 0, 0, 0.18);
  animation: float 7s ease-in-out infinite;
}
.island { position: absolute; top: 22px; left: 50%; width: 96px; height: 28px; margin-left: -48px; border-radius: 20px; background: #000; z-index: 2; }
.screen {
  position: relative; height: 100%; border-radius: 40px; overflow: hidden;
  padding: 14px 14px 0;
  background: color-mix(in srgb, var(--brand) 6%, #f2f2f2);
  transition: background 0.5s;
}
.status { display: flex; justify-content: space-between; padding: 4px 16px 0; font-size: 13px; font-weight: 600; height: 30px; }
.status .sig { width: 24px; height: 11px; border-radius: 3px; border: 1.5px solid var(--ink); position: relative; top: 4px; }
.screen-title { font-size: 28px; font-weight: 800; letter-spacing: -0.02em; padding: 14px 6px 12px; }

.gcard {
  background: color-mix(in srgb, var(--brand) 4.5%, #fff);
  border: 1px solid color-mix(in srgb, var(--brand) 12%, #fff);
  border-radius: 18px; padding: 14px; margin-bottom: 10px;
  transition: background 0.5s, border-color 0.5s;
}
.gcard-head { display: flex; justify-content: space-between; align-items: flex-start; }
.gcard b { display: block; font-size: 15px; }
.gcard small { display: block; font-size: 11.5px; color: var(--ink-3); margin-top: 1px; }
.pill { font-size: 11px; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: color-mix(in srgb, var(--brand) 8%, #f0f0f0); color: var(--ink-2); }
.pill.on { background: var(--brand); color: #fff; }
.apps { display: flex; gap: 6px; margin-top: 12px; }
.apps i { width: 26px; height: 26px; border-radius: 7px; background: var(--c); }
.gcard.active .apps i { filter: grayscale(1) opacity(0.35); }
.apps i.blur { background: repeating-linear-gradient(45deg, #ddd 0 3px, #eee 3px 6px); }
.timer { display: flex; align-items: center; gap: 10px; margin-top: 12px; font-size: 11.5px; font-variant-numeric: tabular-nums; color: var(--brand); font-weight: 600; }
.bar { flex: 1; height: 6px; border-radius: 3px; background: rgba(var(--brand-rgb), 0.14); overflow: hidden; }
.bar span { display: block; height: 100%; width: 62%; background: var(--brand); border-radius: 3px; transition: width 1s linear; }
.tabbar { position: absolute; left: 14px; right: 14px; bottom: 18px; height: 54px; border-radius: 27px; background: rgba(255, 255, 255, 0.85); display: flex; justify-content: space-around; align-items: center; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06); }
.tabbar span { width: 22px; height: 22px; border-radius: 7px; background: #d6d3d5; }
.tabbar span.cur { background: var(--brand); }

.float-chip {
  position: absolute; display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 14px;
  background: rgba(255, 255, 255, 0.92); backdrop-filter: blur(12px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.1);
  font-size: 13px; font-weight: 600; white-space: nowrap;
}
.float-chip svg { width: 18px; height: 18px; fill: none; stroke: var(--brand); stroke-width: 2; stroke-linecap: round; }
.chip-a { top: -18px; left: max(0px, calc(50% - 250px)); animation: float 6s ease-in-out -2s infinite; }
.chip-b { bottom: 12%; right: max(0px, calc(50% - 280px)); animation: float 6s ease-in-out -4s infinite; }

@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* ---------- Sections ---------- */
.section { padding: 110px 0; }
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.kicker { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; color: var(--brand); margin-bottom: 14px; }
.kicker.light { color: rgba(255, 255, 255, 0.8); }
h2 { font-size: clamp(32px, 4.2vw, 48px); line-height: 1.15; letter-spacing: -0.03em; font-weight: 800; }
.section-head p { margin-top: 16px; font-size: 17px; color: var(--ink-2); }
h3 { font-size: 20px; letter-spacing: -0.01em; }

/* Modes */
.modes { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.mode {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.mode:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(var(--brand-rgb), 0.1); }
.mode p { margin-top: 6px; font-size: 14.5px; color: var(--ink-2); }
.mode-art {
  height: 132px; margin-bottom: 20px; border-radius: 16px;
  background: var(--wash); display: grid; place-items: center; position: relative; overflow: hidden;
}
.toggle { width: 76px; height: 44px; border-radius: 22px; background: var(--brand); position: relative; }
.toggle span { position: absolute; top: 4px; right: 4px; width: 36px; height: 36px; border-radius: 50%; background: #fff; box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15); animation: knob 3s var(--ease) infinite; }
@keyframes knob { 0%, 40% { right: 4px; } 50%, 90% { right: 36px; } 100% { right: 4px; } }
.mode:hover .toggle span { animation-duration: 1.6s; }

.art-ring svg { width: 96px; height: 96px; transform: rotate(-90deg); }
.art-ring circle { fill: none; stroke-width: 10; stroke-linecap: round; }
.art-ring .track { stroke: rgba(var(--brand-rgb), 0.15); }
.art-ring .prog { stroke: var(--brand); stroke-dasharray: 239; stroke-dashoffset: 80; animation: ring 4s var(--ease) infinite alternate; }
@keyframes ring { from { stroke-dashoffset: 200; } to { stroke-dashoffset: 60; } }
.art-ring b { position: absolute; display: flex; flex-direction: column; align-items: center; font-size: 22px; line-height: 1; color: var(--brand); }
.art-ring b small { font-size: 11px; font-weight: 600; margin-top: 3px; opacity: 0.8; }

.art-week { display: flex; gap: 5px; width: 100%; padding: 0 12px; justify-content: center; }
.art-week span { flex: 1; max-width: 28px; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 600; background: #fff; color: var(--ink-3); }
.art-week span.on { background: var(--brand); color: #fff; }

.art-map { background-image: linear-gradient(rgba(var(--brand-rgb), 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(var(--brand-rgb), 0.08) 1px, transparent 1px); background-size: 18px 18px; background-color: var(--wash); }
.radius { position: absolute; width: 90px; height: 90px; border-radius: 50%; background: rgba(var(--brand-rgb), 0.14); border: 1.5px dashed var(--brand); animation: pulse 2.6s ease-out infinite; }
@keyframes pulse { 0% { transform: scale(0.7); opacity: 1; } 100% { transform: scale(1.25); opacity: 0.2; } }
.pin { position: relative; width: 22px; height: 22px; border-radius: 50% 50% 50% 0; background: var(--brand); transform: rotate(-45deg) translate(4px, -4px); box-shadow: 0 4px 10px rgba(var(--brand-rgb), 0.4); }
.pin::after { content: ""; position: absolute; inset: 7px; border-radius: 50%; background: #fff; }

.extra { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.extra-item { display: flex; align-items: center; gap: 24px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.extra-item p { margin-top: 6px; font-size: 14.5px; color: var(--ink-2); }
.widget-demo {
  flex: none; width: 132px; height: 132px; border-radius: 26px; padding: 14px; color: #fff;
  background: linear-gradient(135deg, color-mix(in srgb, var(--brand) 78%, #000), color-mix(in srgb, var(--brand) 50%, #000));
  display: flex; flex-direction: column; box-shadow: 0 10px 24px rgba(var(--brand-rgb), 0.3);
}
.w-top { display: flex; align-items: center; gap: 6px; font-size: 11px; opacity: 0.9; }
.w-top img { width: 18px; height: 18px; border-radius: 5px; }
.w-state { font-size: 20px; font-weight: 700; margin-top: auto; }
.w-btn { margin-top: 8px; font-size: 11px; padding: 5px 0; text-align: center; border-radius: 999px; background: rgba(255, 255, 255, 0.22); }
.siri-demo { flex: none; width: 132px; height: 132px; border-radius: 26px; background: #111; color: #fff; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; padding: 12px; text-align: center; }
.siri-demo p { font-size: 13px; line-height: 1.35; margin: 0; color: #fff; }
.wave { width: 44px; height: 44px; border-radius: 50%; background: conic-gradient(from 0deg, var(--brand), #6e5eb0, #3b70c7, #38a185, var(--brand)); filter: blur(1px); animation: spin 4s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Scenes */
.scenes { padding-top: 40px; }
.scene-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.scene {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.scene:hover { transform: translateY(-4px); box-shadow: 0 20px 40px rgba(0, 0, 0, 0.07); }
.scene-top {
  position: relative; display: flex; align-items: flex-end; justify-content: space-between;
  height: 96px; padding: 16px 20px; color: #fff;
  background: linear-gradient(135deg, var(--g1), var(--g2));
}
.scene-top::after {
  content: ""; position: absolute; right: -24px; top: -24px; width: 96px; height: 96px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
}
.scene-time { font-size: 32px; font-weight: 800; letter-spacing: -0.02em; line-height: 1; font-variant-numeric: tabular-nums; }
.scene-tag { position: relative; z-index: 1; font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: rgba(255, 255, 255, 0.25); backdrop-filter: blur(6px); }
.scene-body { display: flex; flex-direction: column; flex: 1; padding: 20px; }
.scene-body p { margin: 6px 0 16px; font-size: 14.5px; color: var(--ink-2); flex: 1; }
.scene-mode {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 6px;
  font-size: 12.5px; font-weight: 600; color: var(--brand);
  padding: 5px 12px; border-radius: 999px; background: var(--wash);
}
.scene-mode::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--brand); }

/* Privacy */
.privacy {
  color: #fff;
  background: radial-gradient(1200px 600px at 85% 20%, color-mix(in srgb, var(--brand) 60%, #000) 0%, transparent 60%), #17121a;
  transition: background 0.5s;
}
.privacy-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.plist { list-style: none; margin-top: 36px; display: grid; gap: 22px; }
.plist li { display: grid; gap: 4px; padding-left: 20px; border-left: 2px solid rgba(255, 255, 255, 0.14); }
.plist b { font-size: 17px; }
.plist span { font-size: 15px; color: rgba(255, 255, 255, 0.66); }
.icon-wall { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; padding: 28px; border-radius: 32px; background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.08); }
.icon-wall img { width: 100%; aspect-ratio: 1; border-radius: 22%; transition: transform 0.3s var(--ease); box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3); }
.icon-wall img:hover { transform: scale(1.08); }
.icon-wall img.me { box-shadow: 0 0 0 3px #fff, 0 0 30px rgba(var(--brand-rgb), 0.8); }

/* Themes */
.themes { padding: 80px 0; }
.themes-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; background: var(--card); border: 1px solid var(--line); border-radius: 32px; padding: 44px 48px; }
.themes-inner p { margin-top: 10px; color: var(--ink-2); }
.swatches { display: flex; gap: 14px; flex-wrap: wrap; }
.sw { display: flex; flex-direction: column; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-2); }
.sw i { width: 52px; height: 52px; border-radius: 50%; background: var(--s); box-shadow: 0 0 0 3px var(--card), 0 0 0 3px transparent; transition: box-shadow 0.25s, transform 0.25s var(--ease); }
.sw:hover i { transform: scale(1.08); }
.sw.is-on i { box-shadow: 0 0 0 3px var(--card), 0 0 0 5px var(--s); }
.sw.is-on { color: var(--ink); font-weight: 600; }

/* Pricing */
.plans { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 820px; margin: 0 auto; }
.plan { position: relative; display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line); border-radius: 28px; padding: 36px; }
.plan .price { font-size: 36px; font-weight: 800; letter-spacing: -0.02em; margin: 8px 0 22px; }
.plan .price small { display: block; font-size: 12px; font-weight: 400; color: var(--ink-3); letter-spacing: 0; }
.plan ul { list-style: none; display: grid; gap: 12px; margin-bottom: 30px; flex: 1; font-size: 15px; color: var(--ink-2); }
.plan li { padding-left: 26px; position: relative; }
.plan li::before { content: ""; position: absolute; left: 0; top: 5px; width: 16px; height: 16px; border-radius: 50%; background: var(--wash) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6 10.5l2.5 2.5L14 7.5' fill='none' stroke='%23888' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/12px no-repeat; }
.plan li b { color: var(--ink); }
.plan.pro { border: 2px solid var(--brand); box-shadow: 0 30px 60px rgba(var(--brand-rgb), 0.14); }
.plan.pro li::before { background-color: var(--brand); background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M6 10.5l2.5 2.5L14 7.5' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }
.plan.pro .price { color: var(--brand); }
.badge { position: absolute; top: -13px; right: 28px; padding: 4px 12px; border-radius: 999px; background: var(--brand); color: #fff; font-size: 12px; font-weight: 700; }

/* FAQ */
.faq { padding-top: 40px; }
details { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 22px 4px; font-size: 17px; font-weight: 600; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; flex: none; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center; background: var(--wash); color: var(--brand); font-size: 20px; font-weight: 400; transition: transform 0.3s var(--ease); }
details[open] summary::after { transform: rotate(45deg); }
details p { padding: 0 4px 22px; color: var(--ink-2); font-size: 15.5px; }

/* Final */
.final { padding: 40px 0 110px; }
.final-inner {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 72px 24px; border-radius: 40px; color: #fff;
  background: linear-gradient(140deg, var(--brand), var(--brand-deep));
  box-shadow: 0 40px 80px rgba(var(--brand-rgb), 0.3);
  transition: background 0.5s;
}
.final-inner img { border-radius: 22px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25); margin-bottom: 28px; }
.final-inner p { margin: 12px 0 32px; font-size: 18px; opacity: 0.85; }

.footer { border-top: 1px solid var(--line); padding: 28px 0; font-size: 13px; color: var(--ink-3); }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer nav { display: flex; gap: 24px; }
.footer a:hover { color: var(--ink); }

/* Sticky CTA (mobile only) */
.sticky-cta {
  position: fixed; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom)); z-index: 60;
  display: none; align-items: center; gap: 12px; padding: 10px 10px 10px 12px; border-radius: 20px;
  background: rgba(255, 255, 255, 0.9); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.14);
  transform: translateY(140%); transition: transform 0.4s var(--ease);
}
.sticky-cta.show { transform: none; }
.sticky-cta img { border-radius: 10px; }
.sticky-cta div { flex: 1; line-height: 1.3; }
.sticky-cta b { display: block; font-size: 15px; }
.sticky-cta small { font-size: 12px; color: var(--ink-3); }

/* Reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .modes, .scene-list { grid-template-columns: repeat(2, 1fr); }
  .extra, .privacy-inner { grid-template-columns: 1fr; }
  .privacy-inner { gap: 48px; }
}

@media (max-width: 820px) {
  .nav-links { display: none; }
  .nav-inner { justify-content: space-between; }
  .hero { padding: 40px 0 72px; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 56px; }
  .lead { margin-inline: auto; }
  .cta-row, .trust { justify-content: center; }
  .qr-card { display: none; }
  .phone { transform: scale(0.92); }
  .section { padding: 80px 0; }
  br.m { display: inline; }
  .plans { grid-template-columns: 1fr; }
  .themes-inner { padding: 32px 24px; justify-content: center; text-align: center; }
  .sticky-cta { display: flex; }
  .footer { padding-bottom: calc(96px + env(safe-area-inset-bottom)); }
}

@media (max-width: 520px) {
  .wrap, .narrow { width: calc(100% - 32px); }
  .modes { grid-template-columns: 1fr; }
  .extra-item { flex-direction: column; text-align: center; }
  /* 手机上横向滑动，避免 6 张卡片把页面拉得太长 */
  .scene-list {
    display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory;
    margin: 0 -16px; padding: 4px 16px 12px; scrollbar-width: none;
  }
  .scene-list::-webkit-scrollbar { display: none; }
  .scene { flex: 0 0 82%; scroll-snap-align: center; }
  .icon-wall { gap: 14px; padding: 20px; }
  .float-chip { font-size: 12px; padding: 8px 12px; }
  .sw i { width: 44px; height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}