/* Voice to Text AI Transcriber — landing page
   Palette mirrors the app: primary #2A9D8F, tertiary #E76F51, secondary #F4A261 */

:root {
  --teal: #2A9D8F;
  --teal-dark: #1D7F73;
  --teal-deep: #123A39;
  --teal-soft: #E6F4F1;
  --coral: #E76F51;
  --amber: #F4A261;
  --ink: #142628;
  --body: #4E6165;
  --muted: #7C8D90;
  --line: #E3EBE9;
  --soft: #F5F9F8;
  --white: #fff;
  --shadow-sm: 0 4px 18px rgba(18, 58, 57, .07);
  --shadow-md: 0 18px 50px rgba(18, 58, 57, .11);
  --radius: 20px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Helvetica, Arial, sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
  margin: 0; font-family: var(--font); color: var(--ink);
  background: var(--white); -webkit-font-smoothing: antialiased; line-height: 1.6;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3 { letter-spacing: -.035em; line-height: 1.14; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 6px; }

.container { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.container-narrow { width: min(820px, calc(100% - 48px)); }
.section { padding: 108px 0; }
.section-tinted { background: var(--soft); border-block: 1px solid var(--line); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 13px 24px; border-radius: 13px; border: 1.5px solid transparent;
  font-size: 15px; font-weight: 650; letter-spacing: -.01em; white-space: nowrap;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-sm { padding: 10px 18px; font-size: 14px; border-radius: 11px; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: #000; box-shadow: var(--shadow-sm); }
.btn-outline { background: #fff; border-color: var(--line); color: var(--ink); }
.btn-outline:hover { border-color: var(--teal); color: var(--teal-dark); box-shadow: var(--shadow-sm); }
.btn-primary { background: var(--teal); color: #fff; box-shadow: 0 10px 26px rgba(42, 157, 143, .28); }
.btn-primary:hover { background: var(--teal-dark); box-shadow: 0 14px 32px rgba(42, 157, 143, .36); }
.btn-block { display: flex; width: 100%; }
.icon-16 { width: 16px; height: 16px; }

.store-button {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 10px 22px 11px; border-radius: 13px; min-height: 60px;
  background: #10191b; color: #fff; box-shadow: 0 12px 28px rgba(16, 25, 27, .22);
  transition: transform .2s ease, box-shadow .2s ease;
}
.store-button:hover { transform: translateY(-3px); box-shadow: 0 18px 36px rgba(16, 25, 27, .28); }
.apple-logo { width: 30px; height: 30px; flex: none; }
.store-text { display: flex; flex-direction: column; line-height: 1.1; text-align: left; }
.store-text small { font-size: 11px; font-weight: 400; opacity: .85; }
.store-text strong { font-size: 22px; font-weight: 650; letter-spacing: -.03em; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px rgba(18, 58, 57, .05); }
.nav { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.brand img { border-radius: 10px; box-shadow: 0 4px 12px rgba(231, 111, 81, .25); }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: 16px; font-weight: 700; letter-spacing: -.025em; }
.brand-text small { font-size: 11px; color: var(--muted); letter-spacing: .03em; }
.nav-menu { display: flex; align-items: center; gap: 32px; margin-left: auto; }
.nav-links { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { font-size: 14px; font-weight: 550; color: var(--body); transition: color .2s ease; }
.nav-links a:hover { color: var(--teal-dark); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.lang-switch {
  border: 1.5px solid var(--line); background: #fff; color: var(--body);
  border-radius: 10px; padding: 9px 12px; font-size: 13px; font-weight: 650;
  transition: border-color .2s ease, color .2s ease;
}
.lang-switch:hover { border-color: var(--teal); color: var(--teal-dark); }
.nav-toggle { display: none; width: 42px; height: 38px; border: 1px solid var(--line); background: #fff; border-radius: 10px; padding: 10px; }
.nav-toggle span { display: block; height: 2px; background: var(--ink); border-radius: 2px; margin: 3px 0; transition: transform .2s ease, opacity .2s ease; }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 76px 0 0; }
.hero-decor { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.hero::before {
  content: ""; position: absolute; inset: 0 0 auto; height: 100%;
  background: radial-gradient(900px 500px at 78% 4%, rgba(42, 157, 143, .10), transparent 65%),
              radial-gradient(700px 420px at 8% 28%, rgba(244, 162, 97, .10), transparent 68%);
}
.blob { position: absolute; border-radius: 50%; opacity: .5; }
.blob-a { width: 340px; height: 340px; top: -140px; right: -80px; background: radial-gradient(circle at 30% 30%, rgba(42,157,143,.16), transparent 70%); }
.blob-b { width: 300px; height: 300px; top: 320px; left: -160px; background: radial-gradient(circle at 50% 50%, rgba(231,111,81,.13), transparent 70%); }
.blob-c { width: 420px; height: 420px; bottom: 40px; right: 20%; background: radial-gradient(circle at 50% 50%, rgba(244,162,97,.09), transparent 70%); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero-copy { padding-bottom: 26px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  background: #fff; border: 1px solid var(--line); color: var(--teal-dark);
  padding: 7px 14px; border-radius: 999px; font-size: 12px; font-weight: 700;
  letter-spacing: .02em; box-shadow: var(--shadow-sm); margin-bottom: 26px;
}
.eyebrow-plain { background: transparent; border: 0; box-shadow: none; padding: 0; margin-bottom: 16px; font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--teal); }
.eyebrow-light { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.18); color: #DFF3EE; box-shadow: none; }
.eyebrow-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 4px rgba(42,157,143,.16); }
.eyebrow-light .eyebrow-dot { background: #69DCC6; box-shadow: 0 0 0 4px rgba(105,220,198,.2); }
.hero h1 { font-size: clamp(42px, 5.1vw, 68px); font-weight: 760; margin-bottom: 22px; }
.grad { background: linear-gradient(100deg, #1D7F73 0%, #3DB9A5 48%, #2A9D8F 100%); -webkit-background-clip: text; background-clip: text; color: transparent; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
html[lang^="zh"] .hero h1, html[lang="ja"] .hero h1, html[lang="ko"] .hero h1 { font-size: clamp(36px, 4.1vw, 56px); }
.hero-subtitle { font-size: 18px; line-height: 1.72; color: var(--body); max-width: 540px; margin-bottom: 34px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin-bottom: 34px; }
.hero-proof { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; font-size: 13px; color: var(--muted); }
.rating { display: inline-flex; align-items: center; gap: 8px; color: var(--body); }
.stars { color: var(--amber); letter-spacing: 1px; font-size: 15px; }
.rating strong { color: var(--ink); font-size: 15px; }
.proof-sep { width: 1px; height: 16px; background: var(--line); }

/* Phone demo */
.hero-visual { position: relative; display: flex; flex-direction: column; align-items: center; padding-bottom: 20px; }
.float-card {
  position: absolute; z-index: 3; display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.94); border: 1px solid var(--line); box-shadow: var(--shadow-md);
  border-radius: 14px; padding: 10px 15px; font-size: 12px; font-weight: 700; color: var(--ink);
  backdrop-filter: blur(8px);
}
.float-icon { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: var(--teal-soft); color: var(--teal-dark); font-size: 12px; }
.float-card-a { top: 76px; left: -14px; animation: floaty 5s ease-in-out infinite; }
.float-card-b { right: -22px; bottom: 168px; animation: floaty 5s ease-in-out infinite 1.6s; }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.phone { position: relative; z-index: 2; filter: drop-shadow(0 34px 58px rgba(18, 58, 57, .22)); }
.phone-frame {
  width: 306px; height: 618px; padding: 10px; position: relative;
  background: linear-gradient(150deg, #3B4C4E, #101B1C 45%, #2A3B3D);
  border-radius: 46px; border: 1px solid rgba(255,255,255,.16);
}
.phone-notch { position: absolute; top: 18px; left: 50%; transform: translateX(-50%); width: 92px; height: 24px; background: #0D1516; border-radius: 20px; z-index: 4; }
.phone-screen {
  position: relative; height: 100%; border-radius: 37px; overflow: hidden;
  background: #F7FAF9; display: flex; flex-direction: column; font-size: 12px; color: #1C2C2E;
}
.status-bar { display: flex; justify-content: space-between; padding: 12px 22px 2px; font-size: 11px; font-weight: 700; color: #24383A; }
.status-icons { letter-spacing: -.5px; font-size: 9px; }
.app-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 20px 10px; }
.app-heading { font-size: 20px; font-weight: 750; letter-spacing: -.04em; }
.live-chip { display: inline-flex; align-items: center; gap: 5px; background: rgba(231,111,81,.12); color: var(--coral); font-size: 9px; font-weight: 800; letter-spacing: .08em; padding: 5px 9px; border-radius: 999px; opacity: 0; transition: opacity .3s ease; }
.phone[data-current="live"] .live-chip { opacity: 1; }
.live-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--coral); animation: pulse 1.4s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .3; transform: scale(.75); } }

.screen-panels { flex: 1; min-height: 0; position: relative; }
.screen-panel { display: none; flex-direction: column; height: 100%; padding: 6px 20px 10px; animation: panelIn .35s ease both; }
.screen-panel.is-active { display: flex; }
@keyframes panelIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.panel-label { font-size: 10px; font-weight: 750; letter-spacing: .09em; text-transform: uppercase; color: #91A2A4; margin-bottom: 14px; }
.transcript { background: #fff; border: 1px solid #E7EEEB; border-radius: 16px; padding: 16px; min-height: 122px; box-shadow: var(--shadow-sm); }
.typed { font-size: 13.5px; line-height: 1.65; margin: 0; color: #24383A; min-height: 66px; }
.caret { display: inline-block; width: 2px; height: 15px; background: var(--teal); vertical-align: -3px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.waveform { display: flex; align-items: center; justify-content: center; gap: 5px; height: 66px; }
.waveform i { width: 4px; height: 12px; border-radius: 4px; background: var(--teal); opacity: .75; animation: wave 1.05s ease-in-out infinite; }
.waveform i:nth-child(2n) { animation-duration: .82s; animation-delay: -.25s; background: var(--coral); }
.waveform i:nth-child(3n) { animation-duration: 1.24s; animation-delay: -.5s; }
.waveform i:nth-child(5n) { animation-delay: -.7s; }
@keyframes wave { 0%, 100% { height: 9px; } 50% { height: 42px; } }
.record-row { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding: 4px 2px 10px; }
.timer, .record-hint { font-size: 10px; color: #8D9EA0; font-variant-numeric: tabular-nums; }
.record-btn { width: 58px; height: 58px; border-radius: 50%; display: grid; place-items: center; background: var(--coral); color: #fff; box-shadow: 0 8px 22px rgba(231,111,81,.42); }
.record-btn svg { width: 25px; height: 25px; }

.file-card { display: flex; align-items: center; gap: 11px; background: #fff; border: 1px solid #E7EEEB; border-radius: 14px; padding: 12px; box-shadow: var(--shadow-sm); }
.file-icon { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; background: var(--teal-soft); color: var(--teal-dark); }
.file-icon svg { width: 20px; height: 20px; }
.file-meta { display: flex; flex-direction: column; line-height: 1.4; flex: 1; }
.file-meta strong { font-size: 12px; }
.file-meta small { font-size: 10px; color: #91A2A4; }
.file-check { width: 20px; height: 20px; border-radius: 50%; background: var(--teal); color: #fff; display: grid; place-items: center; font-size: 11px; }
.progress { height: 5px; background: #E7EEEB; border-radius: 5px; margin: 16px 0 8px; overflow: hidden; }
.progress span { display: block; width: 100%; height: 100%; border-radius: 5px; background: linear-gradient(90deg, var(--teal), #59C3B2); animation: grow 1.4s ease-out both; }
@keyframes grow { from { width: 4%; } }
.mini-caption { font-size: 10px; color: var(--teal-dark); font-weight: 700; margin: 6px 0 14px; }
.result-lines { display: flex; gap: 9px; background: #fff; border: 1px solid #E7EEEB; border-radius: 14px; padding: 12px; }
.speaker-tag { flex: none; width: 22px; height: 22px; border-radius: 7px; background: #FDECE6; color: var(--coral); font-size: 9px; font-weight: 800; display: grid; place-items: center; }
.result-lines p { font-size: 11.5px; line-height: 1.55; color: #46595B; margin: 0; }
.player { display: flex; align-items: center; gap: 9px; margin: 14px 0; }
.play-btn { width: 26px; height: 26px; border-radius: 50%; background: var(--teal); color: #fff; font-size: 9px; display: grid; place-items: center; }
.player-track { flex: 1; height: 4px; background: #E1EAE8; border-radius: 4px; overflow: hidden; }
.player-track i { display: block; width: 34%; height: 100%; background: var(--coral); }
.player-time { font-size: 9px; color: #8D9EA0; }
.pill-row { display: flex; flex-wrap: wrap; gap: 7px; margin-top: auto; padding-bottom: 6px; }
.pill { font-size: 10px; font-weight: 650; color: #567073; background: #fff; border: 1px solid #E5ECEA; border-radius: 999px; padding: 6px 10px; }
.pill-accent { background: var(--teal-soft); border-color: transparent; color: var(--teal-dark); }

.lang-row { display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 20px; }
.lang-chip { flex: 1; text-align: center; font-size: 11px; font-weight: 700; padding: 9px 6px; border-radius: 10px; background: #fff; border: 1px solid #E5ECEA; }
.lang-chip-solid { background: var(--teal); border-color: var(--teal); color: #fff; }
.swap { color: var(--teal); font-size: 15px; }
.bubble { border-radius: 15px; padding: 13px; margin-bottom: 12px; }
.bubble small { display: block; font-size: 9px; font-weight: 800; letter-spacing: .08em; color: #9BAAAC; margin-bottom: 6px; }
.bubble p { font-size: 12.5px; line-height: 1.55; margin: 0; }
.bubble-source { background: #fff; border: 1px solid #E7EEEB; }
.bubble-target { background: var(--teal); color: #fff; box-shadow: 0 8px 20px rgba(42,157,143,.22); }
.bubble-target small { color: rgba(255,255,255,.75); }

.summary-card { display: flex; gap: 11px; background: linear-gradient(135deg, #E9F6F2, #F6FBF9); border: 1px solid #DCEFEA; border-radius: 15px; padding: 14px; margin-bottom: 16px; }
.summary-emoji { flex: none; width: 28px; height: 28px; border-radius: 9px; display: grid; place-items: center; background: var(--teal); color: #fff; font-size: 14px; }
.summary-card strong { display: block; font-size: 12px; margin-bottom: 5px; }
.summary-card p { font-size: 11.5px; line-height: 1.55; color: #46595B; margin: 0; }
.summary-list { display: grid; gap: 9px; margin-bottom: 18px; }
.summary-item { display: flex; gap: 9px; align-items: flex-start; background: #fff; border: 1px solid #E7EEEB; border-radius: 11px; padding: 9px 11px; font-size: 11px; color: #46595B; }
.summary-item span:first-child { color: var(--coral); font-weight: 800; }
.todo-row { display: flex; gap: 9px; align-items: center; font-size: 11px; padding: 7px 2px; color: #46595B; }
.checkbox { width: 16px; height: 16px; border-radius: 5px; border: 1.5px solid var(--teal); color: var(--teal); display: grid; place-items: center; font-size: 9px; }

.screen-tabbar { display: flex; justify-content: space-around; align-items: center; padding: 9px 4px 14px; border-top: 1px solid #E7EEEB; background: rgba(255,255,255,.9); }
.tab-item { display: flex; flex-direction: column; align-items: center; gap: 3px; color: #9BAAAC; width: 25%; }
.tab-item svg { width: 18px; height: 18px; }
.tab-item small { font-size: 8.5px; font-weight: 600; }
.tab-item.is-current { color: var(--teal); }

.demo-tabs { display: flex; flex-wrap: wrap; justify-content: center; max-width: 100%; gap: 6px; margin-top: 22px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 6px; box-shadow: var(--shadow-sm); }
.demo-tab { display: inline-flex; align-items: center; gap: 7px; border: 0; background: transparent; color: var(--body); border-radius: 10px; padding: 9px 12px; font-size: 12px; font-weight: 650; transition: background .2s ease, color .2s ease, box-shadow .2s ease; }
.demo-tab:hover { color: var(--teal-dark); }
.demo-tab.is-active { background: var(--teal); color: #fff; box-shadow: 0 6px 16px rgba(42,157,143,.28); }
.demo-tab-icon { font-size: 12px; width: 16px; text-align: center; }

/* Stats */
.stats { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); margin: 62px 0 0; padding: 30px 10px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat { display: flex; flex-direction: column; align-items: center; gap: 4px; text-align: center; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { font-size: 34px; font-weight: 760; letter-spacing: -.05em; color: var(--teal-dark); line-height: 1.1; }
.stat strong span { color: var(--coral); }
.stat > span { font-size: 12.5px; color: var(--muted); }

/* Section headings & features */
.section-head { max-width: 700px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(30px, 3.6vw, 44px); font-weight: 730; margin-bottom: 16px; }
.section-head p { font-size: 17px; color: var(--body); margin: 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 26px 30px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature-icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; margin-bottom: 22px; }
.feature-icon svg { width: 25px; height: 25px; }
.tint-teal { background: var(--teal-soft); color: var(--teal-dark); }
.tint-coral { background: #FDEDE7; color: var(--coral); }
.tint-amber { background: #FEF3E6; color: #C98035; }
.feature-card h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14.5px; line-height: 1.7; color: var(--body); margin: 0; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step { position: relative; padding: 30px 28px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
.step + .step::before { content: "→"; position: absolute; left: -22px; top: 40px; color: var(--coral); font-size: 20px; font-weight: 700; }
.step-num { font-size: 13px; font-weight: 800; letter-spacing: .1em; color: var(--teal); }
.step h3 { font-size: 22px; font-weight: 700; margin: 14px 0 10px; }
.step p { font-size: 14.5px; color: var(--body); margin: 0; }

/* Privacy */
.privacy { padding: 108px 0; background: linear-gradient(145deg, #123A39, #0F3030 55%, #143F3C); color: #fff; overflow: hidden; }
.privacy-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; align-items: center; }
.privacy-copy h2 { font-size: clamp(32px, 3.8vw, 48px); font-weight: 730; margin-bottom: 20px; color: #fff; }
.privacy-copy > p { font-size: 16.5px; line-height: 1.8; color: rgba(223, 243, 238, .82); margin-bottom: 26px; }
.privacy-list { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 13px; }
.privacy-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: #EAF7F3; }
.privacy-list li > span:first-child { flex: none; width: 22px; height: 22px; border-radius: 50%; display: grid; place-items: center; background: rgba(105, 220, 198, .18); color: #7EE2CE; font-size: 12px; font-weight: 800; }
.privacy-note { font-size: 12.5px !important; line-height: 1.75; color: rgba(223, 243, 238, .55) !important; border-left: 2px solid rgba(105, 220, 198, .35); padding-left: 16px; margin: 0 !important; }
.privacy-visual { display: flex; flex-direction: column; align-items: center; }
.shield-orbit { position: relative; width: 320px; height: 320px; display: grid; place-items: center; }
.orbit { position: absolute; border-radius: 50%; border: 1px solid rgba(126, 226, 206, .22); }
.orbit-1 { width: 190px; height: 190px; }
.orbit-2 { width: 260px; height: 260px; border-style: dashed; }
.orbit-3 { width: 320px; height: 320px; border-color: rgba(126, 226, 206, .10); }
.shield-core { width: 116px; height: 116px; border-radius: 34px; display: grid; place-items: center; background: linear-gradient(145deg, rgba(105,220,198,.22), rgba(42,157,143,.12)); border: 1px solid rgba(126,226,206,.4); color: #8BE8D3; box-shadow: 0 0 60px rgba(105,220,198,.18); }
.shield-core svg { width: 56px; height: 56px; }
.orbit-label { position: absolute; font-size: 12px; font-weight: 700; color: #DFF3EE; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); border-radius: 999px; padding: 7px 14px; backdrop-filter: blur(6px); }
.label-1 { top: 30px; left: 8px; }
.label-2 { top: 40px; right: -6px; }
.label-3 { bottom: 26px; left: 50%; transform: translateX(-50%); }
.privacy-caption { margin-top: 26px; font-size: 13px; color: rgba(223,243,238,.65); letter-spacing: .02em; }

/* Pricing */
.pricing-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 860px; margin: 0 auto; }
.price-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 24px; padding: 36px 34px; }
.price-card-featured { border: 2px solid var(--teal); box-shadow: 0 22px 54px rgba(42, 157, 143, .15); }
.ribbon { position: absolute; top: -14px; right: 26px; background: var(--coral); color: #fff; font-size: 11px; font-weight: 800; letter-spacing: .08em; padding: 7px 14px; border-radius: 999px; box-shadow: 0 6px 16px rgba(231,111,81,.3); }
.price-card h3 { font-size: 21px; font-weight: 700; margin-bottom: 8px; }
.price-amount { font-size: 44px; font-weight: 760; letter-spacing: -.05em; margin-bottom: 26px; line-height: 1.1; }
.price-amount small { font-size: 14px; font-weight: 500; letter-spacing: 0; color: var(--muted); margin-left: 6px; }
.price-list { list-style: none; padding: 0; margin: 0 0 30px; display: grid; gap: 12px; min-height: 168px; }
.price-list li { position: relative; padding-left: 26px; font-size: 14.5px; color: var(--body); }
.price-list li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--teal); font-weight: 800; }
.price-foot { font-size: 12.5px; color: var(--muted); text-align: center; margin: 14px 0 0; }
.pricing-disclaimer { text-align: center; font-size: 12px; color: var(--muted); margin: 28px 0 0; }

/* FAQ */
.faq-list { display: grid; gap: 12px; }
.faq-list details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 0 22px; transition: border-color .2s ease, box-shadow .2s ease; }
.faq-list details[open] { border-color: rgba(42,157,143,.4); box-shadow: var(--shadow-sm); }
.faq-list summary { position: relative; list-style: none; cursor: pointer; padding: 20px 32px 20px 0; font-size: 16px; font-weight: 650; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 2px; top: 50%; transform: translateY(-50%); font-size: 22px; font-weight: 400; color: var(--teal); transition: transform .2s ease; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { font-size: 14.5px; line-height: 1.8; color: var(--body); padding: 0 0 22px; margin: 0; }

/* Final CTA */
.final-cta { padding: 96px 0; background: linear-gradient(160deg, #F2FAF7, #FEF6F0); border-top: 1px solid var(--line); text-align: center; }
.final-cta-inner { display: flex; flex-direction: column; align-items: center; }
.final-cta-inner img { border-radius: 20px; box-shadow: 0 14px 34px rgba(231,111,81,.28); margin-bottom: 26px; }
.final-cta h2 { font-size: clamp(30px, 4vw, 46px); font-weight: 740; margin-bottom: 14px; }
.final-cta p { font-size: 17px; color: var(--body); max-width: 560px; margin-bottom: 30px; }
.cta-note { font-size: 12.5px; color: var(--muted); margin-top: 18px; }

/* Footer */
.site-footer { background: #0F2A29; color: #DCEBE7; padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 50px; padding-bottom: 48px; }
.footer-brand .brand-text strong { color: #fff; }
.footer-brand .brand-text small { color: #93B3AD; }
.footer-brand p { font-size: 13.5px; line-height: 1.75; color: #96B4AE; max-width: 300px; margin: 18px 0 0; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col h4 { font-size: 13px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; color: #fff; margin: 0 0 6px; }
.footer-col a { font-size: 14px; color: #96B4AE; transition: color .2s ease; }
.footer-col a:hover { color: #7EE2CE; }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 22px 0; border-top: 1px solid rgba(255,255,255,.1); font-size: 12.5px; color: #7D9C97; }

/* Reveal on scroll — visible by default, only JS-marked below-fold items animate in */
.reveal { transition: opacity .65s ease, transform .65s ease; }
.reveal.is-pending { opacity: 0; transform: translateY(22px); }
.reveal.is-visible { opacity: 1; transform: none; }
.feature-grid .reveal:nth-child(2), .steps .reveal:nth-child(2), .feature-grid .reveal:nth-child(5) { transition-delay: .08s; }
.feature-grid .reveal:nth-child(3), .steps .reveal:nth-child(3), .feature-grid .reveal:nth-child(6) { transition-delay: .16s; }

/* Responsive */
@media (max-width: 1020px) {
  .nav-menu { gap: 20px; }
  .nav-links { gap: 18px; }
  .hero-grid { gap: 32px; }
  .hero h1 { font-size: clamp(38px, 5vw, 56px); }
  .float-card-a { left: -6px; }
  .float-card-b { right: -6px; }
  .privacy-grid { gap: 36px; }
}

@media (max-width: 860px) {
  html { scroll-padding-top: 72px; }
  .nav { height: 68px; }
  .nav-toggle { display: block; order: 3; }
  .nav-menu {
    display: none; position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 18px;
    background: #fff; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md); padding: 22px 24px 26px;
  }
  .nav-menu.is-open { display: flex; }
  .nav-links { flex-direction: column; gap: 16px; }
  .nav-links a { font-size: 16px; }
  .nav-actions { justify-content: space-between; }
  .nav-actions .btn { flex: 1; }
  .hero { padding-top: 48px; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; gap: 46px; }
  .hero-copy { padding-bottom: 0; }
  .hero-subtitle { margin-inline: auto; }
  .hero-cta, .hero-proof { justify-content: center; }
  .hero-visual { width: 100%; }
  .float-card-a { left: max(6%, calc(50% - 230px)); }
  .float-card-b { right: max(6%, calc(50% - 230px)); }
  .section, .privacy, .final-cta { padding: 76px 0; }
  .feature-grid, .steps { grid-template-columns: repeat(2, 1fr); }
  .step + .step::before { display: none; }
  .privacy-grid { grid-template-columns: 1fr; gap: 44px; }
  .privacy-visual { order: -1; }
  .stats { margin-top: 46px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 560px) {
  .container, .container-narrow { width: calc(100% - 36px); }
  .hero h1 { font-size: 38px; }
  .hero-subtitle { font-size: 16px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn, .hero-cta .store-button { justify-content: center; }
  .hero-proof { gap: 10px; }
  .proof-sep { display: none; }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 22px 0; }
  .stat:nth-child(2) { border-right: 0; }
  .stat strong { font-size: 28px; }
  .feature-grid, .steps, .pricing-grid { grid-template-columns: 1fr; }
  .price-list { min-height: 0; }
  .demo-tabs { flex-wrap: wrap; justify-content: center; }
  .demo-tab { padding: 8px 9px; font-size: 11px; }
  .phone-frame { width: 282px; height: 578px; }
  .float-card { padding: 8px 11px; font-size: 11px; }
  .float-card-a { left: 0; top: 50px; }
  .float-card-b { right: 0; bottom: 140px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal, .reveal.is-pending { opacity: 1; transform: none; }
}




/* Multi-language build: language menu, suggestion bar, RTL and CJK fonts */
.lang-menu { position: relative; }
.lang-menu > summary {
  display: inline-flex; align-items: center; gap: 6px; list-style: none; cursor: pointer;
  border: 1.5px solid var(--line); background: #fff; color: var(--body);
  border-radius: 10px; padding: 9px 12px; font-size: 13px; font-weight: 650;
  transition: border-color .2s ease, color .2s ease;
}
.lang-menu > summary::-webkit-details-marker { display: none; }
.lang-menu > summary:hover { border-color: var(--teal); color: var(--teal-dark); }
.lang-menu > summary::before { content: "文"; font-size: 14px; }
.lang-menu > ul {
  position: absolute; top: calc(100% + 10px); right: 0; z-index: 60;
  width: 240px; max-height: 340px; overflow-y: auto;
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
  list-style: none; margin: 0; padding: 6px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-md);
}
.lang-menu > ul a { display: block; padding: 7px 9px; border-radius: 8px; font-size: 12.5px; color: var(--body); }
.lang-menu > ul a:hover { background: var(--soft); color: var(--teal-dark); }
.lang-menu > ul a[aria-current="page"] { background: var(--teal-soft); color: var(--teal-dark); font-weight: 700; }

.suggest-bar {
  position: fixed; left: 50%; bottom: 18px; transform: translateX(-50%); z-index: 80;
  display: none; align-items: center; gap: 12px; max-width: calc(100% - 32px);
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 10px 12px 10px 18px; box-shadow: var(--shadow-md); font-size: 13px;
}
.suggest-bar.is-visible { display: flex; }
.suggest-bar a { color: var(--teal-dark); font-weight: 700; white-space: nowrap; }
.suggest-bar button { border: 0; background: transparent; color: var(--muted); font-size: 12px; padding: 4px 8px; }

html[dir="rtl"] .brand, html[dir="rtl"] .nav-links, html[dir="rtl"] .hero-proof { flex-direction: row-reverse; }
html[dir="rtl"] .lang-menu > ul { right: auto; left: 0; }
html[dir="rtl"] .hero-grid, html[dir="rtl"] .privacy-grid, html[dir="rtl"] .footer-grid { direction: rtl; }
html[dir="rtl"] .phone-screen, html[dir="rtl"] .screen-panels { direction: ltr; }
html[dir="rtl"] .float-card-a { left: auto; right: -14px; }
html[dir="rtl"] .float-card-b { right: auto; left: -22px; }
html[dir="rtl"] .privacy-note { border-left: 0; border-right: 2px solid rgba(105, 220, 198, .35); padding-left: 0; padding-right: 16px; }
html[dir="rtl"] .price-list li { padding-left: 0; padding-right: 26px; }
html[dir="rtl"] .price-list li::before { left: auto; right: 0; }
html[dir="rtl"] .faq-list summary { padding: 20px 0 20px 32px; }
html[dir="rtl"] .faq-list summary::after { right: auto; left: 2px; }

html[lang^="zh"], html[lang="ja"], html[lang="ko"] {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB",
    "Noto Sans CJK SC", "Yu Gothic", "Apple SD Gothic Neo", "Microsoft YaHei", sans-serif;
}