:root {
    --primary-color: #6B5CE6;
    --secondary-color: #764BA2;
    --accent-pink: #FF6B9D;
    --accent-yellow: #FFCE00;
    --grad: linear-gradient(135deg, #667EEA, #764BA2);
    --grad-soft: linear-gradient(135deg, #6B5CE6, #FF6B9D);
    --success-color: #34C759;
    --text-primary: #2D3748;
    --text-secondary: #718096;
    --bg-primary: #FFFFFF;
    --bg-secondary: #F5F7FA;
    --card: #FFFFFF;
    --border-color: #E7EAF3;
    --shadow: 0 2px 15px rgba(45, 55, 72, 0.07);
    --shadow-lg: 0 18px 50px rgba(107, 92, 230, 0.18);
    --nav-bg: rgba(255, 255, 255, 0.72);
    --chip-bg: rgba(107, 92, 230, 0.09);
    --radius: 20px;
}

:root[data-theme="dark"] {
    --text-primary: #F5F6FA;
    --text-secondary: #9a9aa6;
    --bg-primary: #0C0B12;
    --bg-secondary: #141320;
    --card: #191826;
    --border-color: #2A2838;
    --shadow: 0 2px 15px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 18px 50px rgba(0, 0, 0, 0.55);
    --nav-bg: rgba(16, 15, 24, 0.74);
    --chip-bg: rgba(123, 108, 240, 0.18);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', Roboto, sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    line-height: 1.6;
    overflow-x: clip;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    transition: background-color .4s ease, color .4s ease;
}

html { scroll-behavior: smooth; scroll-padding-top: 90px; overflow-x: clip; }
img { display: block; max-width: 100%; }

a:focus-visible, button:focus-visible, summary:focus-visible {
    outline: 3px solid rgba(107, 92, 230, 0.45);
    outline-offset: 3px;
    border-radius: 6px;
}

.container { max-width: 1180px; margin: 0 auto; padding: 0 22px; }

.skip-link {
    position: absolute; left: -999px; top: 0; z-index: 2000;
    background: var(--primary-color); color: #fff; padding: 10px 16px; border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

.section-title { font-size: clamp(28px, 4vw, 38px); font-weight: 800; text-align: center; letter-spacing: -0.02em; }
.section-sub { text-align: center; color: var(--text-secondary); font-size: 17px; margin-top: 12px; margin-bottom: 52px; }

/* ---------- Navbar ---------- */
.navbar {
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: saturate(180%) blur(18px);
    -webkit-backdrop-filter: saturate(180%) blur(18px);
    border-bottom: 1px solid transparent;
    padding: 12px 0;
    transition: border-color .3s, box-shadow .3s, background .4s;
}
.navbar.scrolled { border-bottom-color: var(--border-color); box-shadow: 0 6px 24px rgba(45,55,72,.06); }
.navbar .container { display: flex; justify-content: space-between; align-items: center; }
.nav-brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 700; text-decoration: none; color: var(--text-primary); }
.brand-icon { display: inline-flex; filter: drop-shadow(0 4px 10px rgba(107,92,230,.4)); }
.brand-icon svg { display: block; border-radius: 9px; }
.nav-menu { display: flex; align-items: center; gap: 22px; }
.nav-link { text-decoration: none; color: var(--text-secondary); font-weight: 500; font-size: 15px; transition: color .25s; }
.nav-link:hover { color: var(--primary-color); }
.icon-btn, .lang-switch {
    background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border-color);
    border-radius: 999px; cursor: pointer; font-weight: 600; transition: all .25s; display: inline-flex; align-items: center; justify-content: center;
}
.icon-btn { width: 38px; height: 38px; }
.lang-switch { padding: 8px 15px; font-size: 14px; }
.icon-btn:hover, .lang-switch:hover { border-color: var(--primary-color); color: var(--primary-color); }
.icon-btn .i-moon { display: none; }
:root[data-theme="dark"] .icon-btn .i-sun { display: none; }
:root[data-theme="dark"] .icon-btn .i-moon { display: block; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 14px 26px; border-radius: 999px; text-decoration: none; font-weight: 600; font-size: 16px; transition: transform .2s, box-shadow .2s, background .25s; white-space: nowrap; border: none; cursor: pointer; }
.btn-sm { padding: 9px 18px; font-size: 14px; }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 22px rgba(107,92,230,.34); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(107,92,230,.46); }
.btn-secondary { background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border-color); }
.btn-secondary:hover { transform: translateY(-2px); border-color: var(--primary-color); color: var(--primary-color); }
.nav-cta { box-shadow: 0 6px 16px rgba(107,92,230,.32); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 140px 0 90px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; background:
    radial-gradient(60% 55% at 82% 8%, rgba(118,75,162,.20), transparent 60%),
    radial-gradient(55% 50% at 8% 30%, rgba(107,92,230,.18), transparent 60%),
    radial-gradient(45% 45% at 60% 100%, rgba(255,107,157,.12), transparent 60%); }
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .04em; color: var(--primary-color); background: var(--chip-bg); padding: 7px 14px; border-radius: 999px; margin-bottom: 20px; }
.hero-title { font-size: clamp(38px, 5.4vw, 60px); font-weight: 800; line-height: 1.08; letter-spacing: -0.03em; margin-bottom: 18px; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; text-wrap: balance; }
.hero-subtitle { font-size: 19px; color: var(--text-secondary); margin-bottom: 34px; max-width: 36ch; }
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }
.apple-icon { margin-right: 2px; }
.hero-trust { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 20px; margin-top: 30px; }
.hero-trust li { font-size: 14px; color: var(--text-secondary); font-weight: 500; }

/* Hero countdown widget */
.hero-visual { position: relative; display: flex; justify-content: center; }
.device { position: relative; width: 300px; max-width: 78vw; aspect-ratio: 9 / 19.5; display: flex; flex-direction: column; overflow: hidden; background: var(--card); border: 1px solid var(--border-color); border-radius: 40px; padding: 16px 14px 18px; box-shadow: var(--shadow-lg); }
.device-notch { position: absolute; top: 12px; left: 50%; transform: translateX(-50%); width: 90px; height: 22px; background: var(--text-primary); opacity: .9; border-radius: 999px; }
:root[data-theme="dark"] .device-notch { background: #000; opacity: 1; }
.cd { margin-top: 30px; flex: 1; min-height: 0; display: flex; flex-direction: column; }
.cd-head { display: flex; align-items: center; justify-content: space-between; padding: 4px 6px 14px; }
.cd-title { font-weight: 800; font-size: 20px; }
.cd-ai { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 600; color: var(--primary-color); }
.cd-ai .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--primary-color); box-shadow: 0 0 0 0 rgba(107,92,230,.5); animation: pulse 2s infinite; }
.cd-hero { position: relative; border-radius: 18px; padding: 16px 16px 15px; color: #fff; background: var(--grad); text-align: center; overflow: hidden; box-shadow: 0 12px 26px rgba(107,92,230,.35); }
.cd-hero::after { content: ""; position: absolute; top: -40%; right: -30%; width: 160px; height: 160px; background: radial-gradient(circle, rgba(255,255,255,.28), transparent 65%); }
.cd-emoji { font-size: 24px; position: relative; }
.cd-hero-name { font-size: 14px; font-weight: 700; opacity: .96; margin-top: 2px; position: relative; }
.cd-days { display: flex; align-items: baseline; justify-content: center; gap: 6px; margin: 4px 0 2px; position: relative; }
.cd-days b { font-size: 46px; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.cd-days small { font-size: 14px; font-weight: 600; opacity: .9; }
.cd-sub { font-size: 12px; opacity: .92; font-variant-numeric: tabular-nums; position: relative; }
.cd-list { list-style: none; margin-top: 13px; display: flex; flex-direction: column; gap: 10px; flex: 1; min-height: 0; }
.cd-list li { flex: 1; min-height: 0; }
.cd-list li { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 12px; background: var(--bg-secondary); font-size: 13px; font-weight: 600; animation: evIn .6s cubic-bezier(.2,.8,.25,1) backwards; }
.cd-list li:nth-child(1) { animation-delay: .35s; }
.cd-list li:nth-child(2) { animation-delay: .55s; }
.cd-list li:nth-child(3) { animation-delay: .75s; }
.cd-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c, var(--primary-color)); flex: 0 0 auto; }
.cd-name { flex: 1; }
.cd-n { color: var(--text-secondary); font-variant-numeric: tabular-nums; font-weight: 700; }
.hero-chip { position: absolute; background: var(--card); border: 1px solid var(--border-color); box-shadow: var(--shadow-lg); border-radius: 14px; padding: 10px 14px; font-size: 13px; font-weight: 700; }
.chip-a { top: 12%; left: -6%; animation: float 5s ease-in-out infinite; }
.chip-b { bottom: 12%; right: -5%; animation: float 5s ease-in-out infinite .8s; }

@keyframes evIn { from { opacity: 0; transform: translateX(14px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(107,92,230,.5);} 70%{ box-shadow: 0 0 0 8px rgba(107,92,230,0);} 100%{ box-shadow:0 0 0 0 rgba(107,92,230,0);} }

/* ---------- Proof band ---------- */
.proof { padding: 22px 0; border-top: 1px solid var(--border-color); border-bottom: 1px solid var(--border-color); background: var(--bg-secondary); }
.proof-row { display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap; }
.proof-rating { display: flex; align-items: center; gap: 12px; }
.stars { color: var(--accent-yellow); font-size: 22px; letter-spacing: 2px; }
.proof-sub { display: flex; flex-direction: column; line-height: 1.25; font-size: 13px; color: var(--text-secondary); }
.proof-sub strong { color: var(--text-primary); font-size: 15px; }
.proof-stats { display: flex; gap: 34px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat strong { font-size: 20px; font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat span { font-size: 12.5px; color: var(--text-secondary); }

/* ---------- Category chip marquee ---------- */
.marquee-band { padding: 34px 0 6px; }
.marquee-eyebrow { text-align: center; font-size: 13px; font-weight: 700; letter-spacing: .04em; color: var(--text-secondary); margin-bottom: 18px; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; width: max-content; animation: marq 40s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-list { display: flex; gap: 12px; padding-right: 12px; list-style: none; }
.mq-chip { display: inline-flex; align-items: center; gap: 8px; padding: 9px 16px; border-radius: 999px; background: var(--card); border: 1px solid var(--border-color); box-shadow: var(--shadow); font-size: 14px; font-weight: 600; white-space: nowrap; }
@keyframes marq { to { transform: translateX(-50%); } }

/* ---------- Sections base ---------- */
.how, .try, .features, .personas, .screenshots, .compare, .privacy, .faq { padding: 88px 0; }
.features { background: var(--bg-secondary); }
.compare { background: var(--bg-secondary); }
.faq { background: var(--bg-secondary); }

/* How it works */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.step { position: relative; background: var(--card); border: 1px solid var(--border-color); border-radius: var(--radius); padding: 34px 26px; text-align: left; box-shadow: var(--shadow); }
.step-badge { position: absolute; top: -16px; left: 26px; width: 34px; height: 34px; border-radius: 50%; background: var(--grad); color: #fff; font-weight: 800; display: grid; place-items: center; box-shadow: 0 6px 16px rgba(107,92,230,.38); }
.step-ic { width: 52px; height: 52px; border-radius: 15px; background: var(--chip-bg); color: var(--primary-color); display: grid; place-items: center; margin: 8px 0 16px; }
.step h3 { font-size: 20px; margin-bottom: 8px; }
.step p { color: var(--text-secondary); font-size: 15px; }
.step .step-eg { display: inline-block; margin-top: 12px; font-size: 13px; font-weight: 600; color: var(--primary-color); background: var(--chip-bg); padding: 7px 12px; border-radius: 10px; }
.steps .step:not(:last-child)::after { content: ""; position: absolute; top: 50%; right: -18px; width: 20px; height: 2px; background: var(--border-color); }

/* Try-it AI parse demo */
.try-panel { display: grid; grid-template-columns: 1.25fr 1fr; gap: 36px; background: var(--card); border: 1px solid var(--border-color); border-radius: var(--radius); padding: 36px; box-shadow: var(--shadow); }
.try-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.try-chip { border: 1px solid var(--border-color); background: var(--bg-secondary); color: var(--text-secondary); font-size: 13px; font-weight: 600; padding: 8px 13px; border-radius: 999px; cursor: pointer; transition: all .25s; font-family: inherit; }
.try-chip:hover { border-color: var(--primary-color); color: var(--primary-color); }
.try-chip.active { background: var(--chip-bg); border-color: var(--primary-color); color: var(--primary-color); }
.try-sentence { min-height: 88px; background: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: 14px; padding: 18px 20px; font-size: 17px; font-weight: 600; line-height: 2; }
.try-sentence mark { background: none; color: inherit; border-radius: 6px; padding: 2px 4px; border-bottom: 2px solid transparent; transition: background .35s, border-color .35s; }
.try-sentence mark.on.tag-date { background: rgba(255, 206, 0, .16); border-bottom-color: var(--accent-yellow); }
.try-sentence mark.on.tag-cat { background: rgba(255, 107, 157, .14); border-bottom-color: var(--accent-pink); }
.try-legend { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 14px 2px 20px; }
.tag-key { display: inline-flex; align-items: center; gap: 7px; font-size: 12.5px; font-weight: 600; color: var(--text-secondary); }
.tag-key::before { content: ""; width: 9px; height: 9px; border-radius: 50%; }
.tag-key.key-date::before { background: var(--accent-yellow); }
.tag-key.key-cat::before { background: var(--accent-pink); }
.tag-key.key-icon::before { background: var(--primary-color); }
.tag-key.key-color::before { background: var(--success-color); }
.try-btn { width: auto; }
.try-btn[disabled] { opacity: .6; cursor: wait; transform: none; }
.try-result { display: flex; align-items: center; justify-content: center; position: relative; min-height: 250px; }
.try-empty { color: var(--text-secondary); font-size: 14px; font-weight: 500; border: 2px dashed var(--border-color); border-radius: 18px; padding: 40px 26px; text-align: center; width: 100%; }
.try-think { display: none; gap: 8px; position: absolute; inset: 0; align-items: center; justify-content: center; }
.try-think.on { display: flex; }
.try-think span { width: 9px; height: 9px; border-radius: 50%; background: var(--primary-color); animation: thinkPulse 1s ease-in-out infinite; }
.try-think span:nth-child(2) { animation-delay: .18s; }
.try-think span:nth-child(3) { animation-delay: .36s; }
@keyframes thinkPulse { 0%, 100% { opacity: .35; transform: scale(.8); } 50% { opacity: 1; transform: scale(1.15); } }
.try-card { position: relative; width: 100%; max-width: 280px; border-radius: 18px; padding: 26px 22px; color: #fff; background: var(--grad); text-align: center; overflow: hidden; box-shadow: 0 12px 26px rgba(107, 92, 230, .35); animation: evIn .55s cubic-bezier(.2, .8, .25, 1) backwards; }
.try-card::after { content: ""; position: absolute; top: -40%; right: -30%; width: 180px; height: 180px; background: radial-gradient(circle, rgba(255, 255, 255, .28), transparent 65%); }
.try-card-emoji { font-size: 30px; position: relative; }
.try-card-name { font-size: 16px; font-weight: 700; opacity: .96; margin-top: 4px; position: relative; }
.try-card-days { display: flex; align-items: baseline; justify-content: center; gap: 6px; margin: 6px 0 2px; position: relative; }
.try-card-days b { font-size: 52px; font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; letter-spacing: -0.02em; }
.try-card-days small { font-size: 14px; font-weight: 600; opacity: .9; }
.try-card-date { font-size: 13px; opacity: .92; position: relative; }
.try-card-cat { position: relative; display: inline-flex; align-items: center; gap: 7px; margin-top: 14px; background: rgba(255, 255, 255, .18); border-radius: 999px; padding: 6px 13px; font-size: 12.5px; font-weight: 700; }
.try-card-cat .cd-dot { box-shadow: 0 0 0 2px rgba(255, 255, 255, .55); }
.try-note { text-align: center; color: var(--text-secondary); font-size: 13px; margin-top: 22px; }

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.feature-card { background: var(--card); border: 1px solid var(--border-color); padding: 32px; border-radius: var(--radius); transition: transform .3s, box-shadow .3s, border-color .3s; }
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: transparent; }
.feature-icon { width: 54px; height: 54px; border-radius: 15px; background: var(--chip-bg); color: var(--primary-color); display: grid; place-items: center; margin-bottom: 20px; transition: background .3s, color .3s; }
.feature-card:hover .feature-icon { background: var(--grad); color: #fff; }
.feature-card h3 { font-size: 20px; margin-bottom: 10px; }
.feature-card p { color: var(--text-secondary); font-size: 15px; }

/* Personas */
.personas-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.persona-card { background: var(--card); border: 1px solid var(--border-color); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow); transition: transform .3s, box-shadow .3s; }
.persona-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.persona-ava { width: 52px; height: 52px; border-radius: 15px; background: var(--chip-bg); display: grid; place-items: center; font-size: 26px; margin-bottom: 16px; }
.persona-card h3 { font-size: 18px; margin-bottom: 8px; }
.persona-card p { color: var(--text-secondary); font-size: 14px; }
.persona-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.persona-chip { display: inline-flex; align-items: center; gap: 7px; padding: 6px 11px; border-radius: 999px; background: var(--bg-secondary); border: 1px solid var(--border-color); font-size: 12.5px; font-weight: 600; white-space: nowrap; }

/* ---------- Screenshots gallery ---------- */
.gallery { position: relative; }
.gal-track { display: flex; gap: 30px; overflow-x: auto; padding: 10px 4px 24px; scroll-snap-type: x mandatory; scrollbar-width: none; }
.gal-track::-webkit-scrollbar { display: none; }
.shot { flex: 0 0 auto; scroll-snap-align: center; text-align: center; }
.phone { width: 260px; max-width: 70vw; border-radius: 34px; padding: 10px; background: linear-gradient(160deg, #2a2a33, #0e0e12); box-shadow: var(--shadow-lg); cursor: zoom-in; }
.phone img { width: 100%; height: auto; border-radius: 26px; display: block; }
.shot figcaption { margin-top: 16px; font-weight: 600; color: var(--text-secondary); font-size: 15px; }
.gal-arrow { position: absolute; top: 42%; transform: translateY(-50%); width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--border-color); background: var(--card); color: var(--text-primary); font-size: 24px; line-height: 1; cursor: pointer; box-shadow: var(--shadow); z-index: 2; transition: all .2s; }
.gal-arrow:hover { background: var(--primary-color); color: #fff; border-color: var(--primary-color); }
.gal-arrow.prev { left: -8px; } .gal-arrow.next { right: -8px; }
.gal-dots { display: flex; justify-content: center; gap: 8px; margin-top: 6px; }
.gal-dots button { width: 8px; height: 8px; border-radius: 999px; border: none; background: var(--border-color); cursor: pointer; padding: 0; transition: all .25s; }
.gal-dots button.active { width: 24px; background: var(--primary-color); }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 3000; background: rgba(0,0,0,.86); display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity .25s; padding: 24px; }
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: 92vw; max-height: 88vh; border-radius: 22px; box-shadow: 0 30px 80px rgba(0,0,0,.6); }
.lightbox-close { position: absolute; top: 20px; right: 24px; width: 44px; height: 44px; border-radius: 50%; border: none; background: rgba(255,255,255,.14); color: #fff; font-size: 24px; cursor: pointer; }

/* ---------- Comparison table ---------- */
.compare-scroll { overflow-x: auto; max-width: 920px; margin: 0 auto; background: var(--card); border: 1px solid var(--border-color); border-radius: var(--radius); box-shadow: var(--shadow); }
.compare-table { width: 100%; min-width: 640px; border-collapse: collapse; }
.compare-table th, .compare-table td { padding: 15px 18px; border-bottom: 1px solid var(--border-color); font-size: 14.5px; text-align: center; }
.compare-table thead th { font-size: 14px; font-weight: 700; color: var(--text-secondary); padding-top: 20px; }
.compare-table tbody th[scope="row"] { text-align: left; font-weight: 600; color: var(--text-primary); }
.compare-table tbody tr:last-child th, .compare-table tbody tr:last-child td { border-bottom: none; }
.compare-table .cmp-hero { background: var(--chip-bg); }
.cmp-hero-name { font-weight: 800; font-size: 15px; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; white-space: nowrap; }
.cmp-yes { color: var(--success-color); font-weight: 800; font-size: 17px; }
.cmp-no { color: var(--text-secondary); font-size: 15px; }
.cmp-txt { color: var(--text-secondary); font-size: 13.5px; }

/* ---------- Privacy ---------- */
.privacy-card { background: var(--grad); color: #fff; border-radius: 28px; padding: 48px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 30px; align-items: center; box-shadow: 0 24px 60px rgba(107,92,230,.32); }
.privacy-lead h2 { font-size: clamp(24px, 3.4vw, 32px); font-weight: 800; margin-bottom: 12px; }
.privacy-lead p { opacity: .92; font-size: 16px; }
.privacy-points { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.privacy-points li { display: flex; align-items: center; gap: 10px; font-weight: 600; background: rgba(255,255,255,.15); padding: 12px 14px; border-radius: 14px; font-size: 15px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--card); border: 1px solid var(--border-color); border-radius: 16px; padding: 4px 20px; }
.faq-item summary { list-style: none; cursor: pointer; font-weight: 600; font-size: 17px; padding: 16px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-size: 24px; font-weight: 400; color: var(--primary-color); transition: transform .25s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { color: var(--text-secondary); padding: 0 0 18px; font-size: 15px; }

/* ---------- Download ---------- */
.download { padding: 96px 0; background: var(--grad); color: #fff; text-align: center; }
.download-content h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; margin-bottom: 14px; }
.download-content p { font-size: 19px; margin-bottom: 32px; opacity: .92; }
.app-store-badge { display: inline-flex; align-items: center; gap: 12px; background: #000; color: #fff; padding: 12px 22px; border-radius: 14px; text-decoration: none; transition: transform .2s, box-shadow .2s; box-shadow: 0 10px 30px rgba(0,0,0,.28); }
.app-store-badge:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 16px 38px rgba(0,0,0,.34); }
.app-store-badge-text { display: flex; flex-direction: column; line-height: 1.05; text-align: left; }
.app-store-badge-text small { font-size: 11px; opacity: .85; }
.app-store-badge-text strong { font-size: 19px; font-weight: 600; }
.download-note { font-size: 14px; opacity: .82; margin-top: 18px; }

/* ---------- Footer ---------- */
.footer { padding: 56px 0 36px; background: var(--bg-secondary); border-top: 1px solid var(--border-color); color: var(--text-secondary); }
.footer a { color: var(--primary-color); text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; text-align: left; padding-bottom: 32px; border-bottom: 1px solid var(--border-color); margin-bottom: 24px; }
.footer .nav-brand { color: var(--text-primary); }
.footer .nav-brand:hover { text-decoration: none; }
.footer-tagline { font-size: 14px; margin: 12px 0 18px; max-width: 30ch; }
.footer .btn-primary { color: #fff; }
.footer .btn:hover { text-decoration: none; }
.footer-col h4 { font-size: 13.5px; font-weight: 700; color: var(--text-primary); margin-bottom: 12px; letter-spacing: .02em; }
.footer-col a { display: block; width: fit-content; padding: 5px 0; color: var(--text-secondary); font-size: 14px; font-weight: 500; }
.footer-col a:hover { color: var(--primary-color); text-decoration: none; }
.footer-toggles { display: flex; gap: 10px; }
.footer-bottom { text-align: center; }
.footer-bottom p { margin: 5px 0; font-size: 14px; }

/* ---------- Scroll progress ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; background: var(--grad); z-index: 1500; pointer-events: none; }

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta { position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 900; display: none; align-items: center; justify-content: space-between; gap: 12px; background: var(--nav-bg); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border: 1px solid var(--border-color); border-radius: 18px; padding: 10px 12px; box-shadow: var(--shadow-lg); transform: translateY(140%); transition: transform .35s; }
.sticky-cta.show { transform: translateY(0); }
.sticky-app { display: flex; align-items: center; gap: 10px; }
.sticky-txt { display: flex; flex-direction: column; line-height: 1.2; }
.sticky-txt strong { font-size: 15px; }
.sticky-txt span { font-size: 12px; color: var(--text-secondary); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease-out, transform .6s ease-out; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .steps { grid-template-columns: 1fr; gap: 30px; }
    .steps .step:not(:last-child)::after { display: none; }
    .privacy-card { grid-template-columns: 1fr; padding: 36px; }
    .personas-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
    .nav-menu .nav-link { display: none; }
    .try-panel { grid-template-columns: 1fr; padding: 28px; }
    .try-result { min-height: 220px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .footer-brand { grid-column: 1 / -1; }
    .hero .container { grid-template-columns: 1fr; gap: 44px; text-align: center; }
    .hero-content { display: flex; flex-direction: column; align-items: center; }
    .hero-subtitle { max-width: 42ch; }
    .hero-buttons, .hero-trust { justify-content: center; }
    .hero-visual { order: -1; }
    .chip-a { left: 2%; } .chip-b { right: 2%; }
    .proof-row { justify-content: center; text-align: center; }
    .sticky-cta { display: flex; }
}
@media (max-width: 560px) {
    .hero-chip { display: none; }
    .personas-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero { padding: 120px 0 60px; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .hero-buttons .btn { width: 100%; }
    .proof-stats { gap: 18px 24px; }
    .feature-card { padding: 26px; }
    .privacy-points { grid-template-columns: 1fr; }
    .gal-arrow { display: none; }
    .try-panel { padding: 22px 18px; }
    .try-btn { width: 100%; }
    .footer-grid { grid-template-columns: 1fr; gap: 26px; }
}

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