:root {
    --ink:#061126;
    --navy:#071630;
    --panel:#0e203e;
    --line:#284268;
    --text:#f7f9ff;
    --muted:#a9bad8;
    --blue:#397cf5;
    --cyan:#56d5ff;
    --green:#43dda8;
    --amber:#ffb02e;
    --red:#ef2b2d;
    --yellow:#ffdf3b;
}
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
    margin:0; color:var(--text); overflow-x:hidden;
    background:
        radial-gradient(circle at 12% 0, rgba(57,124,245,.22), transparent 34rem),
        radial-gradient(circle at 90% 16%, rgba(255,176,46,.12), transparent 28rem),
        radial-gradient(circle at 50% 100%, rgba(86,213,255,.09), transparent 34rem),
        var(--ink);
    font:15px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}
body::before {
    content:""; position:fixed; inset:-20%; z-index:-1; pointer-events:none;
    background:
        radial-gradient(circle at 28% 18%, rgba(86,213,255,.12), transparent 20rem),
        radial-gradient(circle at 72% 30%, rgba(255,176,46,.10), transparent 22rem);
    animation:bgDrift 12s ease-in-out infinite alternate;
}
body::after {
    content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
    background-image:
        linear-gradient(rgba(86,213,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(86,213,255,.045) 1px, transparent 1px);
    background-size:54px 54px; mask-image:linear-gradient(to bottom, rgba(0,0,0,.45), transparent 72%);
    animation:gridMove 18s linear infinite;
}
a { color:inherit; text-decoration:none; }
button, input { font:inherit; }
.muted { color:var(--muted); }
.container { width:min(1120px, calc(100% - 36px)); margin:0 auto; }
.nav {
    position:sticky; top:0; z-index:20; border-bottom:1px solid rgba(93,128,178,.25);
    background:rgba(6,17,38,.82); backdrop-filter:blur(16px);
}
.nav-inner { min-height:72px; display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand { display:flex; align-items:center; gap:11px; font-weight:900; letter-spacing:-.02em; }
.brand img {
    width:42px; height:42px; object-fit:contain; border-radius:10px; background:#030303;
    box-shadow:0 0 0 1px rgba(86,213,255,.22),0 0 28px rgba(57,124,245,.28);
    animation:logoPulse 3.5s ease-in-out infinite;
}
.nav-links { display:flex; gap:24px; color:#b9c8e2; font-size:13px; }
.button {
    display:inline-flex; align-items:center; justify-content:center; min-height:44px;
    padding:10px 18px; border:1px solid #477dd1; border-radius:12px;
    color:#fff; background:linear-gradient(135deg,#3478ef,#6649d9);
    font-weight:850; cursor:pointer; box-shadow:0 10px 30px rgba(36,93,205,.22);
    transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.button:hover { transform:translateY(-2px); box-shadow:0 16px 42px rgba(36,93,205,.34); }
.button.secondary { border-color:#395274; background:#102442; box-shadow:none; }
.button.amber { color:#211300; border-color:#ffc45d; background:linear-gradient(135deg,#ff9f0a,#ffc04e); }
.button.zalo-trigger { border-color:#58b7ff; background:linear-gradient(135deg,#086de8,#00b3ff); }
.hero { padding:92px 0 70px; text-align:center; position:relative; }
.eyebrow {
    display:inline-flex; align-items:center; gap:8px; margin-bottom:18px;
    padding:6px 11px; border:1px solid #2e5c9f; border-radius:999px;
    color:#a9d3ff; background:rgba(23,62,119,.35); font-size:12px; font-weight:850;
}
.beta-ribbon {
    display:inline-flex; align-items:center; justify-content:center; gap:8px; margin-top:18px;
    padding:9px 14px; border:1px solid rgba(255,176,46,.55); border-radius:999px;
    color:#ffe0a1; background:linear-gradient(135deg,rgba(255,176,46,.16),rgba(57,124,245,.10));
    font-size:12px; font-weight:950; box-shadow:0 18px 50px rgba(255,176,46,.08);
    animation:ribbonGlow 2.6s ease-in-out infinite;
}
.vn-flag {
    display:inline-flex; align-items:center; justify-content:center; width:26px; height:18px;
    margin-right:8px; border-radius:4px; color:var(--yellow); background:var(--red);
    font-size:12px; box-shadow:0 0 22px rgba(239,43,45,.24);
}
h1 { max-width:940px; margin:0 auto; font-size:clamp(42px,7vw,76px); line-height:1.03; letter-spacing:-.055em; }
.gradient {
    color:transparent; background:linear-gradient(90deg,#58c9ff,#6685ff,#ffbd59,#58c9ff);
    background-size:220% 100%; background-clip:text; animation:shineText 5s linear infinite;
}
.hero p { max-width:760px; margin:24px auto 0; color:var(--muted); font-size:clamp(16px,2vw,20px); }
.hero-actions { display:flex; justify-content:center; flex-wrap:wrap; gap:12px; margin-top:30px; }
.trust { display:flex; justify-content:center; flex-wrap:wrap; gap:22px; margin-top:26px; color:#8295b7; font-size:12px; }
.trust span::before { content:"✓"; margin-right:7px; color:var(--green); font-weight:900; }
.platform-strip { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; max-width:900px; margin:32px auto 0; }
.platform-card {
    position:relative; display:grid; grid-template-columns:auto 1fr; gap:14px; align-items:center;
    padding:15px 17px; border:1px solid #2a4770; border-radius:16px;
    background:rgba(12,30,59,.72); text-align:left; box-shadow:0 20px 50px rgba(0,0,0,.16);
    overflow:hidden; animation:floatIn .7s ease both; transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.platform-card::before {
    content:""; position:absolute; inset:0; transform:translateX(-120%);
    background:linear-gradient(100deg,transparent,rgba(255,255,255,.12),transparent);
    animation:cardSweep 5.8s ease-in-out infinite;
}
.platform-card:hover { transform:translateY(-4px); border-color:#5da0ff; box-shadow:0 28px 80px rgba(57,124,245,.18); }
.platform-icon {
    position:relative; display:grid; place-items:center; width:54px; height:54px; border-radius:16px;
    color:#d9ecff; background:linear-gradient(135deg,#1d5fb9,#132a56); font-weight:950;
    box-shadow:inset 0 0 0 1px rgba(255,255,255,.12),0 10px 28px rgba(57,124,245,.18);
    animation:iconFloat 3.4s ease-in-out infinite;
}
.platform-icon img { width:76%; height:76%; object-fit:contain; display:block; filter:drop-shadow(0 8px 12px rgba(0,0,0,.25)); }
.platform-icon-lg { width:64px; height:64px; border-radius:18px; }
.platform-icon-lg img { width:88%; height:88%; }
.inline-os-icon { width:18px; height:18px; object-fit:contain; vertical-align:-4px; margin-right:6px; }
.platform-card strong { display:block; font-size:15px; }
.platform-card span { display:block; margin-top:4px; color:var(--muted); font-size:12px; }
.platform-card.ready { border-color:#3bd29e; background:linear-gradient(180deg,rgba(32,93,78,.75),rgba(12,30,59,.72)); }
.platform-card.soon { position:relative; overflow:hidden; }
.platform-card.soon::after {
    content:"SOON"; position:absolute; right:-18px; top:13px; transform:rotate(24deg);
    padding:2px 22px; color:#211300; background:var(--amber); font-size:10px; font-weight:950;
}
.product-frame {
    position:relative; margin:14px auto 0; max-width:940px; padding:12px;
    border:1px solid #36527d; border-radius:24px;
    background:linear-gradient(180deg,rgba(22,43,78,.95),rgba(7,18,40,.96));
    box-shadow:0 40px 100px rgba(0,0,0,.45);
}
.product-bar { display:flex; align-items:center; gap:6px; height:34px; padding:0 8px; }
.product-bar i { width:8px; height:8px; border-radius:50%; background:#4f6687; }
.product-bar span { margin-left:auto; color:#8ea4c7; font-size:11px; font-weight:850; letter-spacing:.04em; }
.video-placeholder {
    min-height:480px; display:grid; place-items:center; border:1px solid #243b60;
    border-radius:16px; overflow:hidden; text-align:center;
    background:linear-gradient(rgba(4,13,31,.3),rgba(4,13,31,.72)),radial-gradient(circle at center,#1d4d9c,#07142c 65%);
}
.play {
    display:grid; place-items:center; width:76px; height:76px; margin:0 auto 16px;
    border:1px solid #79a7ff; border-radius:50%; background:rgba(34,92,190,.7);
    font-size:28px; animation:playPulse 2.4s ease-in-out infinite;
}
.video-placeholder strong { display:block; font-size:20px; }
.video-placeholder span { color:#9fb4d6; font-size:13px; }
.section { padding:88px 0; }
.compact-section { padding-bottom:0; }
.section-head { max-width:760px; margin:0 auto 42px; text-align:center; }
.section-head h2 { margin:0; font-size:clamp(32px,5vw,52px); line-height:1.08; letter-spacing:-.05em; }
.section-head p { color:var(--muted); }
.headline-line { display:block; }
.grid-3 { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.card {
    position:relative; padding:25px; border:1px solid #263f64; border-radius:18px;
    background:linear-gradient(180deg,rgba(16,38,72,.9),rgba(9,24,50,.9));
    transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover { transform:translateY(-4px); border-color:#497cc1; box-shadow:0 22px 70px rgba(0,0,0,.22); }
.card-icon {
    display:grid; place-items:center; width:42px; height:42px; border-radius:12px;
    color:#bfe1ff; background:#153d78; font-weight:950;
}
.card h3 { margin:18px 0 7px; font-size:18px; }
.card p { margin:0; color:var(--muted); font-size:13px; }
.feature-stories { padding-top:92px; }
.feature-story {
    display:grid; grid-template-columns:1.05fr .95fr; gap:28px; align-items:center;
    margin-top:34px; padding:22px; border:1px solid #2d4b75; border-radius:28px;
    background:linear-gradient(135deg,rgba(16,38,72,.82),rgba(7,20,43,.94));
    box-shadow:0 34px 100px rgba(0,0,0,.22); overflow:hidden; position:relative;
}
.feature-story::before {
    content:""; position:absolute; inset:0; pointer-events:none;
    background:radial-gradient(circle at 18% 14%,rgba(86,213,255,.12),transparent 28%),radial-gradient(circle at 100% 68%,rgba(255,176,46,.10),transparent 30%);
}
.feature-story > * { position:relative; z-index:1; }
.feature-story.reverse { grid-template-columns:.95fr 1.05fr; }
.feature-story.reverse .story-visual { order:2; }
.story-copy h3 { margin:0 0 12px; font-size:clamp(28px,4vw,46px); line-height:1.04; letter-spacing:-.05em; }
.story-copy p { margin:0 0 20px; color:var(--muted); font-size:15px; }
.story-visual {
    min-height:320px; display:grid; place-items:center; border:1px solid rgba(86,213,255,.20); border-radius:22px;
    background:linear-gradient(135deg,rgba(5,15,34,.96),rgba(14,44,82,.76)); overflow:hidden;
}
.demo-window {
    width:min(520px,92%); border:1px solid #3a5f8e; border-radius:18px;
    background:#07172f; box-shadow:0 34px 90px rgba(0,0,0,.42),0 0 0 1px rgba(255,255,255,.05) inset;
    overflow:hidden;
}
.demo-top { display:flex; align-items:center; gap:7px; height:34px; padding:0 12px; border-bottom:1px solid #233d61; color:#93a9ca; font-size:10px; }
.demo-top span { width:7px; height:7px; border-radius:50%; background:#4b6a91; }
.demo-top strong { margin-left:auto; letter-spacing:.08em; text-transform:uppercase; }
.demo-video {
    height:120px; display:grid; place-items:center; position:relative;
    background:radial-gradient(circle at 48% 45%,#183e78,#061329 68%);
}
.speaker-dot {
    width:64px; height:64px; border-radius:50%; background:linear-gradient(135deg,#58c9ff,#315eea);
    box-shadow:0 0 0 14px rgba(88,201,255,.08),0 20px 54px rgba(57,124,245,.28);
    animation:avatarTalk 2.6s ease-in-out infinite;
}
.subtitle-chip {
    position:absolute; left:50%; bottom:18px; transform:translateX(-50%);
    padding:6px 11px; border-radius:999px; color:#fff; background:rgba(0,0,0,.62); font-size:12px;
}
.demo-timeline { position:relative; display:grid; gap:8px; padding:18px; background:#081a35; }
.track { display:flex; gap:8px; height:28px; }
.video-track i, .audio-track b {
    display:block; border-radius:6px; flex:1; background:linear-gradient(135deg,#315b9f,#173466);
}
.audio-track b {
    background:
        linear-gradient(90deg,rgba(116,199,255,.22),rgba(116,199,255,.72),rgba(116,199,255,.22));
    clip-path:polygon(0 80%,8% 35%,14% 64%,22% 28%,30% 74%,38% 44%,46% 86%,54% 26%,62% 68%,70% 35%,78% 78%,86% 40%,94% 60%,100% 48%,100% 100%,0 100%);
    animation:waveBreath 3.2s ease-in-out infinite;
}
.audio-track b.silence { flex:.45; background:rgba(255,176,46,.20); clip-path:none; border:1px dashed rgba(255,176,46,.75); }
.cut-zone {
    position:absolute; left:47%; top:45px; padding:4px 8px; border:1px solid rgba(255,176,46,.75); border-radius:999px;
    color:#ffda8e; background:rgba(255,176,46,.12); font-size:10px; font-weight:900; animation:cutPulse 1.8s ease-in-out infinite;
}
.demo-playhead {
    position:absolute; top:0; bottom:0; left:18%; width:2px; background:linear-gradient(#9bd8ff,#ffbf58);
    box-shadow:0 0 26px rgba(86,213,255,.5); animation:playheadSweep 4.8s ease-in-out infinite;
}
.transcript-card {
    width:min(520px,92%); padding:24px; border:1px solid #385d8d; border-radius:22px;
    background:linear-gradient(180deg,#0a1a35,#08152c); box-shadow:0 30px 90px rgba(0,0,0,.35);
}
.transcript-line { display:flex; flex-wrap:wrap; gap:9px; margin-bottom:18px; }
.transcript-line span {
    padding:8px 11px; border:1px solid #33527c; border-radius:12px; background:#102541; color:#dceaff;
}
.transcript-line span:nth-child(2) { color:#211300; background:#ffbf58; border-color:#ffd27e; animation:fillerBlink 1.8s ease-in-out infinite; }
.filler-pin {
    display:inline-flex; margin-bottom:18px; padding:7px 10px; border-radius:999px;
    color:#ffdf9c; background:rgba(255,176,46,.13); border:1px solid rgba(255,176,46,.48); font-size:12px; font-weight:900;
}
.review-stack { display:grid; gap:9px; }
.review-stack div {
    display:grid; grid-template-columns:auto 1fr auto; gap:10px; align-items:center; padding:10px 12px;
    border:1px solid #2e4b74; border-radius:14px; background:rgba(6,19,41,.72);
    animation:reviewSlide 4.8s ease-in-out infinite;
}
.review-stack div:nth-child(2) { animation-delay:.25s; }
.review-stack div:nth-child(3) { animation-delay:.5s; }
.review-stack b { color:#58d9ff; font-size:12px; }
.review-stack span { color:#dceaff; font-size:13px; }
.review-stack em { font-style:normal; color:#061126; background:#43dda8; border-radius:999px; padding:4px 8px; font-size:10px; font-weight:950; }
.caption-screen {
    position:relative; width:min(520px,92%); height:220px; border:1px solid #385d8d; border-radius:22px;
    background:radial-gradient(circle at 50% 45%,#183e78,#061329 70%); box-shadow:0 30px 90px rgba(0,0,0,.35);
    overflow:hidden;
}
.preview-person {
    position:absolute; left:50%; top:42%; transform:translate(-50%,-50%); width:92px; height:92px; border-radius:50%;
    background:linear-gradient(135deg,#58c9ff,#6551e8); box-shadow:0 0 0 18px rgba(88,201,255,.07);
    animation:avatarTalk 2.4s ease-in-out infinite;
}
.caption-line {
    position:absolute; left:50%; bottom:24px; transform:translateX(-50%);
    width:max-content; max-width:86%; padding:8px 14px; border-radius:10px; color:#fff;
    background:rgba(0,0,0,.68); font-weight:850; animation:captionPop 3s ease-in-out infinite;
}
.caption-track {
    position:relative; display:flex; gap:8px; width:min(520px,92%); margin-top:14px; padding:12px;
    border:1px solid #2d4c76; border-radius:16px; background:#081a35;
}
.caption-track span { height:22px; flex:1; border-radius:7px; background:linear-gradient(135deg,#43dda8,#178d6a); opacity:.86; }
.caption-playhead { position:absolute; top:6px; bottom:6px; width:2px; left:10%; background:#ffbf58; box-shadow:0 0 22px rgba(255,176,46,.55); animation:playheadSweep 4.6s ease-in-out infinite; }
.workflow-showcase { padding-top:40px; }
.workflow-demo {
    max-width:980px; margin:0 auto; padding:18px; border:1px solid #2f537f; border-radius:24px;
    background:linear-gradient(135deg,rgba(13,39,76,.88),rgba(7,20,43,.95)); box-shadow:0 30px 90px rgba(0,0,0,.18);
}
.workflow-rail { display:flex; flex-wrap:wrap; gap:9px; margin-bottom:14px; }
.workflow-rail span { padding:7px 10px; border:1px solid #34577f; border-radius:999px; color:#cbdaf2; background:rgba(6,19,41,.5); font-size:12px; font-weight:850; }
.workflow-rail .active { color:#061126; background:#56d5ff; border-color:#8ce8ff; animation:ribbonGlow 2.4s ease-in-out infinite; }
.workflow-board { display:grid; gap:8px; }
.scope-box, .suggestion-row {
    display:grid; grid-template-columns:auto 1fr auto; gap:12px; align-items:center; padding:10px 12px;
    border:1px solid #34577f; border-radius:14px; background:rgba(6,19,41,.52);
}
.scope-box { display:block; color:#ffdf9c; font-weight:900; border-color:rgba(255,176,46,.45); }
.suggestion-row b { color:#58d9ff; font-size:12px; }
.suggestion-row span { color:#dceaff; }
.suggestion-row em { font-style:normal; color:#061126; background:#43dda8; border-radius:999px; padding:4px 8px; font-size:10px; font-weight:950; }
.workflow-mini-timeline {
    position:relative; display:flex; gap:8px; margin-top:14px; padding:12px; border-radius:16px; background:#07162d; overflow:hidden;
}
.workflow-mini-timeline span { height:30px; flex:1; border-radius:8px; background:linear-gradient(135deg,#214f96,#132b58); }
.workflow-mini-timeline span:nth-child(2) { flex:.35; background:rgba(255,176,46,.2); border:1px dashed rgba(255,176,46,.65); }
.workflow-mini-timeline i { position:absolute; top:6px; bottom:6px; width:2px; left:12%; background:#ffbf58; box-shadow:0 0 22px rgba(255,176,46,.5); animation:playheadSweep 4.8s ease-in-out infinite; }
.compare { overflow:hidden; border:1px solid #2b466e; border-radius:18px; }
.compare-row { display:grid; grid-template-columns:1.5fr .7fr .7fr; border-bottom:1px solid #203759; }
.compare-row:last-child { border-bottom:0; }
.compare-row > div { padding:15px 18px; }
.compare-row > div:not(:first-child) { text-align:center; border-left:1px solid #203759; }
.compare-head { color:#dce8ff; background:#102642; font-weight:850; }
.yes { color:var(--green); font-weight:950; }
.locked { color:var(--amber); }
.pricing { display:grid; grid-template-columns:1fr 1fr; gap:20px; max-width:900px; margin:0 auto; }
.pricing-priority { grid-template-columns:.82fr 1.18fr; max-width:980px; align-items:stretch; }
.price-card { position:relative; padding:30px; border:1px solid #304d77; border-radius:22px; background:#0c1e3b; overflow:hidden; transition:transform .2s ease, box-shadow .2s ease; }
.price-card::before { content:""; position:absolute; inset:-1px; background:radial-gradient(circle at 20% 0,rgba(86,213,255,.10),transparent 30%); pointer-events:none; }
.price-card:hover { transform:translateY(-4px); box-shadow:0 24px 80px rgba(0,0,0,.24); }
.price-card.pro { border-color:#6285e7; background:linear-gradient(180deg,#142d5d,#101b40); box-shadow:0 25px 70px rgba(45,79,185,.25); }
.free-card { transform:scale(.94); transform-origin:right center; opacity:.88; background:linear-gradient(180deg,rgba(13,34,67,.86),rgba(8,22,48,.92)); }
.free-card:hover { transform:scale(.94) translateY(-4px); }
.pro-card-focus {
    padding:38px; border-width:1px; box-shadow:0 30px 110px rgba(65,112,255,.32),0 0 0 1px rgba(255,176,46,.12) inset;
}
.pro-card-focus::after {
    content:""; position:absolute; inset:-2px; border-radius:24px; pointer-events:none;
    background:linear-gradient(135deg,rgba(255,176,46,.22),transparent 35%,rgba(86,213,255,.18));
    mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0); mask-composite:exclude; padding:1px;
}
.popular { position:absolute; right:18px; top:18px; padding:5px 9px; border-radius:999px; color:#261600; background:var(--amber); font-size:10px; font-weight:950; }
.price-name { font-size:18px; font-weight:900; }
.price { margin:14px 0 4px; font-size:42px; font-weight:950; letter-spacing:-.04em; }
.price small { color:var(--muted); font-size:13px; font-weight:500; }
.price-stack { margin-top:10px; }
.old-price { display:inline-block; color:#8ea4c7; font-size:17px; font-weight:850; text-decoration:line-through; text-decoration-thickness:2px; opacity:.8; }
.pill {
    display:inline-flex; align-items:center; margin-left:8px; padding:3px 7px; border-radius:999px;
    font-size:10px; font-weight:950; vertical-align:middle;
}
.pill.beta { color:#071630; background:#56d5ff; }
.pill.sale { color:#211300; background:var(--amber); animation:salePop 1.8s ease-in-out infinite; }
.urgency-note {
    display:inline-flex; align-items:center; gap:7px; margin:6px 0 4px; padding:7px 10px;
    border:1px solid rgba(255,176,46,.44); border-radius:999px;
    color:#ffe1a7; background:rgba(255,176,46,.10); font-size:12px; font-weight:900;
}
.urgency-note::before { content:"BETA"; color:#211300; background:var(--amber); border-radius:999px; padding:2px 6px; font-size:9px; font-weight:950; }
.download-counter {
    display:inline-flex; align-items:center; gap:7px; margin-top:14px; padding:8px 10px;
    border:1px solid #31537f; border-radius:999px; color:#cfe3ff; background:rgba(6,19,41,.45);
    font-size:12px; font-weight:850;
}
.download-counter::before { content:"↓"; color:var(--green); font-weight:950; }
.download-counter span { color:#fff; font-variant-numeric:tabular-nums; }
.features { margin:22px 0; padding:0; list-style:none; color:#c6d3e8; font-size:13px; }
.features li { margin:9px 0; }
.features li::before { content:"✓"; margin-right:8px; color:var(--green); font-weight:950; }
.checkout-form { display:grid; gap:9px; }
.checkout-form input { width:100%; height:45px; padding:9px 12px; border:1px solid #365178; border-radius:10px; color:#fff; background:#061329; }
.form-status { min-height:22px; color:#ffcb72; font-size:12px; }
.payment-flow {
    display:grid; grid-template-columns:.78fr 1.22fr; gap:16px; align-items:center;
    max-width:900px; margin:24px auto 0; padding:14px; border:1px solid #2f537f; border-radius:18px;
    background:linear-gradient(135deg,rgba(13,39,76,.88),rgba(7,20,43,.95));
    box-shadow:0 24px 70px rgba(0,0,0,.18); overflow:hidden; position:relative;
}
.payment-flow::before {
    content:""; position:absolute; inset:0;
    background:radial-gradient(circle at 18% 8%,rgba(86,213,255,.14),transparent 24%),radial-gradient(circle at 100% 30%,rgba(255,176,46,.10),transparent 28%);
    pointer-events:none;
}
.payment-flow > * { position:relative; z-index:1; }
.flow-visual {
    min-height:160px; display:grid; place-items:center; border:1px solid rgba(86,213,255,.22); border-radius:15px;
    background:linear-gradient(135deg,rgba(8,22,48,.96),rgba(13,43,78,.76));
    overflow:hidden;
}
.flow-window {
    position:relative; width:min(270px,90%); height:126px; border:1px solid #335d8f; border-radius:14px;
    background:#07172f; box-shadow:0 22px 70px rgba(0,0,0,.35),0 0 0 1px rgba(255,255,255,.05) inset;
    overflow:hidden;
}
.flow-window::before {
    content:""; position:absolute; left:14px; right:14px; bottom:20px; height:32px;
    background:
        linear-gradient(90deg,transparent 0 8%,rgba(86,213,255,.78) 8% 18%,transparent 18% 28%,rgba(86,213,255,.62) 28% 44%,transparent 44% 56%,rgba(86,213,255,.72) 56% 78%,transparent 78% 100%);
    clip-path:polygon(0 78%,4% 42%,8% 62%,12% 25%,16% 52%,20% 40%,24% 72%,28% 38%,32% 66%,36% 31%,40% 62%,44% 45%,48% 82%,52% 35%,56% 67%,60% 28%,64% 56%,68% 41%,72% 76%,76% 34%,80% 65%,84% 38%,88% 58%,92% 44%,96% 72%,100% 50%,100% 100%,0 100%);
    opacity:.75; animation:waveScan 3.6s ease-in-out infinite;
}
.flow-window::after {
    content:""; position:absolute; top:27px; bottom:15px; width:2px; left:18%;
    background:linear-gradient(#9bd8ff,#ffbf58); box-shadow:0 0 22px rgba(86,213,255,.55);
    animation:playheadMove 4.2s ease-in-out infinite;
}
.flow-top { display:flex; align-items:center; gap:5px; height:24px; padding:0 9px; border-bottom:1px solid #213b5f; color:#9fb4d6; font-size:9px; }
.flow-top span { width:6px; height:6px; border-radius:50%; background:#49698f; }
.flow-top strong { margin-left:auto; font-size:9px; letter-spacing:.06em; text-transform:uppercase; }
.flow-email, .flow-qr, .flow-license {
    position:absolute; border:1px solid #315883; border-radius:12px; background:rgba(6,19,41,.9);
    box-shadow:0 12px 32px rgba(0,0,0,.22); backdrop-filter:blur(8px);
}
.flow-email { left:14px; top:36px; width:116px; padding:7px 8px; animation:flowFloat 3.8s ease-in-out infinite; }
.flow-email b, .flow-license span { display:block; color:#58d9ff; font-size:10px; text-transform:uppercase; letter-spacing:.08em; }
.flow-email em { display:block; margin-top:1px; color:#fff; font-size:10px; font-style:normal; }
.flow-qr {
    right:16px; top:37px; width:62px; height:62px; display:grid; grid-template-columns:repeat(2,1fr); gap:4px; padding:9px;
    animation:qrPulse 2.6s ease-in-out infinite;
}
.flow-qr i { border-radius:4px; background:linear-gradient(135deg,#fff,#9be9ff); }
.flow-qr strong { position:absolute; left:50%; top:50%; transform:translate(-50%,-50%); padding:2px 5px; border-radius:999px; color:#061126; background:#43dda8; font-size:9px; }
.flow-license { left:52px; right:36px; bottom:10px; padding:6px 8px; animation:licenseGlow 3.2s ease-in-out infinite; }
.flow-license b { display:block; margin-top:1px; color:#ffcf72; font-size:11px; letter-spacing:.03em; }
.flow-spark {
    position:absolute; width:7px; height:7px; border-radius:50%; left:38px; top:74px; background:#ffba42;
    box-shadow:0 0 0 8px rgba(255,176,46,.12),0 0 26px rgba(255,176,46,.55);
    animation:sparkPath 4.2s ease-in-out infinite;
}
.flow-copy .eyebrow { margin-bottom:8px; padding:5px 10px; font-size:10px; }
.flow-copy h2 { margin:0 0 10px; font-size:clamp(22px,2.8vw,30px); line-height:1.04; letter-spacing:-.045em; }
.flow-list { display:grid; gap:6px; }
.flow-list div {
    display:grid; grid-template-columns:auto 1fr; column-gap:9px; align-items:start; padding:7px 10px;
    border:1px solid rgba(68,103,153,.72); border-radius:12px; background:rgba(6,19,41,.38);
    transition:transform .18s ease, border-color .18s ease, background .18s ease;
}
.flow-list div:hover { transform:translateX(3px); border-color:#58c9ff; background:rgba(8,28,61,.58); }
.flow-list span {
    grid-row:1 / span 2; display:grid; place-items:center; width:24px; height:24px; border-radius:9px;
    color:#dff4ff; background:linear-gradient(135deg,#1f7cff,#17386c); font-size:12px; font-weight:950;
}
.flow-list strong { font-size:13px; }
.flow-list p { grid-column:2; margin:0; color:var(--muted); font-size:11px; line-height:1.3; }
.update-panel {
    display:grid; grid-template-columns:auto 1fr auto; gap:18px; align-items:center;
    padding:22px; border:1px solid #345a8d; border-radius:24px;
    background:linear-gradient(135deg,rgba(19,52,98,.92),rgba(9,24,50,.96));
    box-shadow:0 28px 90px rgba(0,0,0,.22); overflow:hidden; position:relative;
}
.update-panel::before { content:""; position:absolute; inset:0; background:linear-gradient(100deg,transparent,rgba(86,213,255,.10),transparent); transform:translateX(-120%); animation:cardSweep 6s ease-in-out infinite; }
.update-panel > * { position:relative; z-index:1; }
.update-icon {
    display:grid; place-items:center; width:58px; height:58px; border-radius:20px;
    background:linear-gradient(135deg,#1f7cff,#00c2ff); font-size:34px; font-weight:950;
    box-shadow:0 0 0 8px rgba(86,213,255,.08),0 20px 50px rgba(57,124,245,.28);
    animation:slowSpin 8s linear infinite;
}
.update-panel h2 { margin:0 0 6px; font-size:26px; line-height:1.05; letter-spacing:-.035em; }
.update-panel p { margin:0; }
.update-badges { display:flex; flex-wrap:wrap; justify-content:flex-end; gap:8px; }
.update-badges span { padding:7px 10px; border:1px solid #3b659a; border-radius:999px; color:#d9e8ff; background:rgba(6,19,41,.45); font-size:12px; font-weight:850; }
.update-panel-compact {
    max-width:860px; margin:22px auto 0; padding:15px 18px; gap:14px;
    grid-template-columns:auto 1fr auto; border-radius:18px;
    background:linear-gradient(135deg,rgba(17,45,86,.88),rgba(7,22,48,.94));
    box-shadow:0 18px 54px rgba(0,0,0,.16);
}
.update-panel-compact .update-icon {
    width:42px; height:42px; border-radius:14px; font-size:22px;
    box-shadow:0 0 0 6px rgba(86,213,255,.06),0 12px 28px rgba(57,124,245,.18);
}
.update-panel-compact h2 { margin-bottom:3px; font-size:19px; letter-spacing:-.025em; }
.update-panel-compact p { max-width:560px; font-size:12px; line-height:1.45; }
.update-panel-compact .update-badges span { padding:5px 8px; font-size:10px; }
.support-grid { display:grid; grid-template-columns:1.35fr .65fr; gap:22px; align-items:center; }
.support-panel {
    margin-top:34px; padding:26px; border:1px solid #2f4d78; border-radius:22px;
    background:linear-gradient(135deg,rgba(16,38,72,.92),rgba(8,20,45,.95));
}
.support-panel-secondary {
    grid-template-columns:1fr auto;
    max-width:940px; margin:22px auto 0; padding:12px 14px; gap:14px; border-radius:16px;
    background:linear-gradient(135deg,rgba(13,39,76,.88),rgba(7,20,43,.95));
    border-color:#2c466d;
}
.support-panel-secondary .eyebrow { display:none; }
.support-panel-secondary h2 { margin-bottom:5px; font-size:clamp(21px,2.1vw,27px); letter-spacing:-.04em; }
.support-panel-secondary p { max-width:620px; margin:0; font-size:11.5px; line-height:1.38; }
.support-panel-secondary .hero-actions { margin-top:9px; gap:8px; }
.support-panel-secondary .button { min-height:30px; padding:6px 10px; border-radius:8px; font-size:11.5px; }
.support-panel-secondary .zalo-card { width:190px; min-height:112px; padding:11px; gap:5px; border-radius:14px; }
.support-panel-secondary .zalo-icon { width:38px; height:38px; border-radius:13px; font-size:14px; box-shadow:0 0 0 5px rgba(1,135,255,.08),0 10px 24px rgba(1,135,255,.2); }
.support-panel-secondary .zalo-card strong { font-size:13px; }
.support-panel-secondary .zalo-card span { display:none; }
.support-grid h2 { margin:0 0 10px; font-size:clamp(28px,4vw,42px); line-height:1.08; letter-spacing:-.04em; }
.support-panel-secondary.support-grid h2 { margin:0 0 5px; font-size:clamp(21px,2.1vw,27px); line-height:1.04; }
.zalo-card {
    min-height:250px; display:grid; place-items:center; place-content:center; gap:12px; padding:24px; border:1px solid #2d75d7;
    border-radius:20px; background:linear-gradient(180deg,rgba(14,47,93,.95),rgba(8,22,49,.95));
    text-align:center; box-shadow:0 24px 70px rgba(0,0,0,.22); position:relative; overflow:hidden;
}
.zalo-card::before {
    content:""; position:absolute; inset:-45%; background:conic-gradient(from 90deg,transparent,rgba(86,213,255,.18),transparent 28%);
    animation:slowSpin 7s linear infinite;
}
.zalo-card > * { position:relative; z-index:1; }
.zalo-icon {
    display:grid; place-items:center; width:76px; height:76px; border-radius:26px;
    color:#fff; background:linear-gradient(135deg,#0187ff,#00c2ff); font-size:25px; font-weight:950;
    box-shadow:0 0 0 8px rgba(1,135,255,.08),0 18px 50px rgba(1,135,255,.28);
    animation:zaloPulse 2.1s ease-in-out infinite;
}
.zalo-card strong { font-size:17px; }
.zalo-card span { color:var(--muted); font-size:12px; }
.zalo-modal {
    position:fixed; inset:0; z-index:100; display:none; place-items:center; padding:24px;
    background:rgba(2,8,20,.72); backdrop-filter:blur(12px);
}
.zalo-modal.open { display:grid; }
.zalo-dialog {
    width:min(460px,100%); padding:22px; border:1px solid #5ca9ff; border-radius:24px;
    background:linear-gradient(180deg,#102a55,#071630); box-shadow:0 35px 120px rgba(0,0,0,.55);
    animation:modalPop .18s ease-out;
}
.zalo-dialog img { width:100%; border-radius:18px; display:block; background:#fff; }
.zalo-dialog h3 { margin:14px 0 4px; font-size:24px; }
.zalo-dialog p { margin:0 0 16px; color:var(--muted); }
.zalo-close { width:100%; margin-top:12px; }
.mini-checklist { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:9px; margin-top:18px; }
.mini-checklist span {
    padding:10px 12px; border:1px solid #314f7a; border-radius:12px;
    color:#d9e6ff; background:rgba(6,19,41,.52); font-size:12px;
}
.mini-checklist span::before { content:"✓"; color:var(--green); margin-right:7px; font-weight:950; }
.license-result-card {
    display:grid; grid-template-columns:1.2fr .8fr; gap:22px; max-width:880px; margin:34px auto 0;
    padding:28px; border:1px solid #6285e7; border-radius:22px;
    background:linear-gradient(180deg,#142d5d,#101b40); text-align:left;
    box-shadow:0 25px 70px rgba(45,79,185,.25);
}
.result-field { margin-top:16px; padding:14px; border:1px solid #365178; border-radius:12px; background:#061329; }
.result-field span { display:block; color:var(--muted); font-size:12px; }
.result-field strong { display:block; margin-top:5px; color:#ffd37d; font-size:20px; overflow-wrap:anywhere; }
.next-steps { display:grid; gap:9px; align-content:start; padding:18px; border-radius:16px; background:rgba(6,19,41,.55); }
.next-steps strong { color:#fff; }
.next-steps span { color:#cbd8ef; font-size:13px; }
.device-list { display:grid; gap:10px; margin-top:14px; }
.device-row {
    display:grid; grid-template-columns:1fr auto; gap:10px; align-items:center;
    padding:12px; border:1px solid #365178; border-radius:12px; background:rgba(6,19,41,.55);
}
.device-row strong { display:block; font-size:13px; }
.device-row span { display:block; color:var(--muted); font-size:11px; }
.device-row button { min-height:34px; padding:7px 10px; border-radius:8px; box-shadow:none; }
.faq { max-width:820px; margin:0 auto; }
.faq details { padding:16px 0; border-bottom:1px solid #263d60; }
.faq summary { cursor:pointer; font-weight:850; }
.faq p { color:var(--muted); }
.reviews-layout { display:grid; grid-template-columns:.75fr 1.25fr; gap:18px; max-width:980px; margin:0 auto 20px; }
.review-summary, .review-form {
    padding:24px; border:1px solid #31527d; border-radius:22px;
    background:linear-gradient(180deg,rgba(16,38,72,.92),rgba(9,24,50,.95));
}
.review-score { font-size:50px; font-weight:950; letter-spacing:-.05em; }
.review-score small { color:var(--muted); font-size:18px; }
.stars { color:#ffc34d; letter-spacing:3px; text-shadow:0 0 20px rgba(255,195,77,.25); }
.review-form { display:grid; gap:10px; }
.review-form input, .review-form select, .review-form textarea {
    width:100%; padding:11px 12px; border:1px solid #365178; border-radius:12px;
    color:#fff; background:#061329;
}
.review-form textarea { min-height:118px; resize:vertical; }
.reviews-list { display:grid; grid-template-columns:repeat(3,1fr); gap:14px; max-width:1040px; margin:18px auto 0; }
.review-card {
    padding:18px; border:1px solid #304f79; border-radius:18px;
    background:linear-gradient(180deg,rgba(16,38,72,.86),rgba(9,24,50,.92));
    animation:floatIn .45s ease both;
}
.review-card strong { display:block; margin-bottom:6px; }
.review-card .stars { font-size:13px; letter-spacing:1px; }
.review-card p { margin:10px 0 0; color:#cbd8ef; font-size:13px; }
.admin-list { display:grid; gap:10px; max-height:520px; overflow:auto; }
.admin-row {
    display:grid; grid-template-columns:1fr auto; gap:12px; align-items:center;
    padding:12px; border:1px solid #314f7a; border-radius:14px; background:rgba(6,19,41,.45);
}
.admin-row span, .admin-row small { display:block; color:var(--muted); font-size:12px; }
.admin-row strong { display:block; margin-bottom:4px; }
.footer { padding:34px 0; border-top:1px solid #203657; color:#8496b5; font-size:12px; }
.footer-inner { display:flex; align-items:center; justify-content:space-between; gap:20px; }
@media (max-width:760px) {
    .nav-links { display:none; }
    .hero { padding-top:65px; }
    .video-placeholder { min-height:310px; }
    .grid-3,.pricing,.platform-strip,.feature-story,.feature-story.reverse,.payment-flow,.support-grid,.license-result-card,.update-panel,.reviews-layout,.reviews-list { grid-template-columns:1fr; }
    .feature-story.reverse .story-visual { order:0; }
    .story-visual { min-height:250px; }
    .story-copy h3 { font-size:30px; }
    .free-card, .free-card:hover { transform:none; opacity:1; }
    .pro-card-focus { padding:30px; }
    .mini-checklist { grid-template-columns:1fr; }
    .compare-row { grid-template-columns:1.25fr .65fr .65fr; font-size:12px; }
    .compare-row > div { padding:12px 8px; }
    .footer-inner { display:block; }
    .footer-inner div+div { margin-top:8px; }
}
@keyframes bgDrift { from { transform:translate3d(-1%,0,0) scale(1); } to { transform:translate3d(1%,1%,0) scale(1.04); } }
@keyframes gridMove { from { background-position:0 0; } to { background-position:54px 54px; } }
@keyframes logoPulse { 0%,100% { transform:scale(1); } 50% { transform:scale(1.045); } }
@keyframes shineText { from { background-position:0 0; } to { background-position:220% 0; } }
@keyframes playPulse { 0%,100% { box-shadow:0 0 0 0 rgba(86,213,255,.25); } 50% { box-shadow:0 0 0 14px rgba(86,213,255,0); } }
@keyframes zaloPulse { 0%,100% { transform:translateY(0) scale(1); } 50% { transform:translateY(-4px) scale(1.04); } }
@keyframes modalPop { from { opacity:0; transform:translateY(10px) scale(.96); } to { opacity:1; transform:translateY(0) scale(1); } }
@keyframes floatIn { from { opacity:0; transform:translateY(10px); } to { opacity:1; transform:translateY(0); } }
@keyframes iconFloat { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-3px); } }
@keyframes cardSweep { 0%,42% { transform:translateX(-120%); } 58%,100% { transform:translateX(120%); } }
@keyframes slowSpin { to { transform:rotate(360deg); } }
@keyframes ribbonGlow { 0%,100% { box-shadow:0 0 0 rgba(255,176,46,0); } 50% { box-shadow:0 0 30px rgba(255,176,46,.16); } }
@keyframes salePop { 0%,100% { transform:scale(1); } 50% { transform:scale(1.08); } }
@keyframes waveScan { 0%,100% { opacity:.55; transform:translateY(4px) scaleY(.86); } 50% { opacity:.9; transform:translateY(-2px) scaleY(1.08); } }
@keyframes playheadMove { 0%,100% { left:18%; } 48%,58% { left:78%; } }
@keyframes flowFloat { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-5px); } }
@keyframes qrPulse { 0%,100% { transform:scale(1); box-shadow:0 12px 32px rgba(0,0,0,.22); } 50% { transform:scale(1.04); box-shadow:0 16px 40px rgba(67,221,168,.18); } }
@keyframes licenseGlow { 0%,100% { border-color:#315883; } 50% { border-color:#ffba42; box-shadow:0 0 34px rgba(255,176,46,.16); } }
@keyframes sparkPath { 0%,100% { left:38px; top:74px; opacity:.25; } 45% { left:204px; top:58px; opacity:1; } 70% { left:104px; top:100px; opacity:.8; } }
@keyframes avatarTalk { 0%,100% { transform:translate(-50%,-50%) scale(1); } 50% { transform:translate(-50%,-53%) scale(1.04); } }
@keyframes waveBreath { 0%,100% { opacity:.55; transform:scaleY(.9); } 50% { opacity:1; transform:scaleY(1.08); } }
@keyframes cutPulse { 0%,100% { box-shadow:0 0 0 rgba(255,176,46,0); transform:scale(1); } 50% { box-shadow:0 0 28px rgba(255,176,46,.22); transform:scale(1.04); } }
@keyframes playheadSweep { 0%,100% { left:12%; } 52%,62% { left:82%; } }
@keyframes fillerBlink { 0%,100% { transform:translateY(0); box-shadow:none; } 50% { transform:translateY(-3px); box-shadow:0 14px 28px rgba(255,176,46,.18); } }
@keyframes reviewSlide { 0%,100% { transform:translateX(0); border-color:#2e4b74; } 50% { transform:translateX(4px); border-color:#56d5ff; } }
@keyframes captionPop { 0%,100% { opacity:.65; transform:translateX(-50%) translateY(4px); } 45%,70% { opacity:1; transform:translateX(-50%) translateY(0); } }