/* ContextSnap website. Cùng bảng màu với extension (popup.html / content.js):
   tím #6C5CE7 / #8B7BF5, nền tối như ảnh trên Store. Font hệ thống (San Francisco
   trên Mac), giống extension. Trang tự đổi sáng/tối theo máy người xem. */
:root {
  --bg: #fafafc;
  --surface: #ffffff;
  --text: #17171f;
  --dim: #565866;
  --line: #e4e4ec;
  --accent: #5b4bd6;
  --accent-strong: #4b3ac0;
  --accent-soft: #eeebfd;
  --green: #15803d;
  --green-soft: #dcfce7;
  --hi: #f7d46b;
  --hero-bg: #0e0f17;
  --hero-text: #f2f1f8;
  --hero-dim: #a6a6b8;
  --hero-accent: #a99bff;
  --card-dark: #15161f;
  --card-line: #3a3560;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0f17;
    --surface: #15161f;
    --text: #ecebf4;
    --dim: #a3a3b6;
    --line: #2a2a3a;
    --accent: #a99bff;
    --accent-strong: #c2b8ff;
    --accent-soft: #221f3d;
    --green: #4ade80;
    --green-soft: #12301f;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); font-size: 16px; line-height: 1.6; }
img { max-width: 100%; height: auto; }
a { color: var(--accent); text-underline-offset: 2px; }
a:hover { color: var(--accent-strong); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
.wrap { max-width: 1040px; margin: 0 auto; padding-inline: 20px; }
.narrow { max-width: 740px; }

/* --- thanh trên cùng --- */
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--text); text-decoration: none; letter-spacing: -0.01em; }
.brand img { width: 28px; height: 28px; border-radius: 7px; }
.nav { display: flex; gap: 20px; align-items: center; font-size: 15px; }
.nav a { color: var(--dim); text-decoration: none; }
.nav a:hover { color: var(--text); }
.nav .btn { color: #fff; }
@media (max-width: 640px) { .nav a.hide-sm { display: none; } }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 11px 20px; border-radius: 10px; font-weight: 600; font-size: 15px; text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .12s, background .12s; }
.btn-primary { background: #6c5ce7; color: #fff; }
.btn-primary:hover { background: #5b4bd6; color: #fff; transform: translateY(-1px); }
.btn-ghost { border-color: var(--line); color: var(--text); background: transparent; }
.btn-ghost:hover { border-color: var(--accent); color: var(--text); }
.btn-sm { padding: 8px 14px; font-size: 14px; }

/* --- hero: luôn tối, giống ảnh trên Store --- */
.hero { background: radial-gradient(1200px 500px at 20% -10%, #262248 0%, transparent 60%), var(--hero-bg); color: var(--hero-text); padding-block: 72px 80px; }
.hero .wrap { display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(34px, 5vw, 52px); line-height: 1.08; letter-spacing: -0.025em; margin: 0 0 18px; text-wrap: balance; }
.hero h1 em { font-style: normal; color: var(--hero-accent); }
.hero p.lead { font-size: 18px; color: var(--hero-dim); margin: 0 0 28px; max-width: 34em; }
.hero .ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.hero .btn-ghost { color: var(--hero-text); border-color: #3a3a52; }
.hero .btn-ghost:hover { border-color: var(--hero-accent); color: #fff; }
.hero .fine { margin-top: 18px; font-size: 13.5px; color: var(--hero-dim); }
@media (max-width: 860px) { .hero .wrap { grid-template-columns: 1fr; } .hero { padding-block: 48px 56px; } }

/* minh hoạ: một đoạn trong bài báo + khung trả lời của ContextSnap */
.demo { position: relative; min-width: 0; }
.paper { background: #171826; border: 1px solid #2a2a40; border-radius: 14px; padding: 22px 22px 26px; color: #b9b9cc; font-size: 14.5px; line-height: 1.7; }
.paper .meta { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: #7d7d94; margin-bottom: 8px; }
.paper h3 { color: #ecebf4; font-size: 16px; margin: 0 0 10px; line-height: 1.4; }
.paper mark { background: var(--hi); color: #1d1a10; border-radius: 3px; padding: 1px 2px; }
.answer { margin: -18px 0 0 auto; width: min(92%, 420px); position: relative; background: var(--card-dark); border: 1px solid var(--card-line); border-radius: 16px; box-shadow: 0 24px 60px rgba(0,0,0,.5); overflow: hidden; }
.answer .head { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid #262640; font-size: 13px; font-weight: 600; color: var(--hero-accent); }
.answer .head i { width: 7px; height: 7px; border-radius: 50%; background: var(--hero-accent); }
.answer .body { padding: 14px 16px 16px; font-size: 14px; color: #e6e5f0; line-height: 1.6; }
.answer .label { font-size: 11px; font-weight: 700; letter-spacing: .1em; color: var(--hero-accent); margin-bottom: 6px; }
.answer .follow { margin-top: 12px; padding-top: 12px; border-top: 1px solid #262640; color: var(--hero-dim); font-size: 13px; }

/* --- các phần nội dung --- */
section.block { padding-block: 76px; }
section.block + section.block { border-top: 1px solid var(--line); }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin: 0 0 10px; }
h2.title { font-size: clamp(28px, 3.6vw, 38px); letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 14px; text-wrap: balance; }
p.sub { color: var(--dim); font-size: 17px; margin: 0 0 40px; max-width: 40em; }

.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; counter-reset: s; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.step::before { counter-increment: s; content: counter(s); display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: 14px; margin-bottom: 14px; }
.step h3 { margin: 0 0 6px; font-size: 18px; }
.step p { margin: 0; color: var(--dim); font-size: 15px; }
.kbd { font-family: var(--mono); font-size: 12.5px; border: 1px solid var(--line); border-bottom-width: 2px; border-radius: 5px; padding: 1px 6px; background: var(--bg); white-space: nowrap; }
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }

.uses { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 32px; }
.use { display: grid; grid-template-columns: 26px 1fr; gap: 12px; align-items: start; }
.use svg { width: 22px; height: 22px; color: var(--accent); margin-top: 3px; }
.use h3 { margin: 0 0 2px; font-size: 16.5px; }
.use p { margin: 0; color: var(--dim); font-size: 15px; }
@media (max-width: 720px) { .uses { grid-template-columns: 1fr; } }

/* --- bảng giá --- */
.plans { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
.plan { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 24px 22px; display: flex; flex-direction: column; gap: 14px; position: relative; }
.plan.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.plan .tag { position: absolute; top: -11px; left: 22px; background: #6c5ce7; color: #fff; font-size: 11.5px; font-weight: 700; letter-spacing: .04em; padding: 3px 10px; border-radius: 99px; }
.plan h3 { margin: 0; font-size: 17px; }
.price { font-size: 34px; font-weight: 750; letter-spacing: -0.02em; line-height: 1; font-variant-numeric: tabular-nums; }
.price small { font-size: 15px; font-weight: 500; color: var(--dim); letter-spacing: 0; }
.alt { font-size: 14px; color: var(--dim); margin-top: -6px; }
.billed { font-size: 14.5px; font-weight: 650; color: var(--text); margin-top: -6px; }
.billed + .alt { margin-top: -10px; }
.sublink { display: block; text-align: center; font-size: 14px; margin-top: -4px; }
.plan ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 14.5px; }
.plan li { display: grid; grid-template-columns: 18px 1fr; gap: 8px; }
.plan li::before { content: ""; width: 14px; height: 14px; margin-top: 5px; border-radius: 50%; background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'%3E%3Cpath d='M4 7.2l2 2 4-4.4' fill='none' stroke='%236c5ce7' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat; }
.plan .spacer { flex: 1; }
.plan .btn { width: 100%; }
.plan .note { font-size: 12.5px; color: var(--dim); margin: 0; text-align: center; }
@media (max-width: 980px) { .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .plans { grid-template-columns: 1fr; } }
.pricing-foot { margin-top: 26px; font-size: 14px; color: var(--dim); display: grid; gap: 6px; }

/* --- câu hỏi thường gặp --- */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 4px 20px; }
.faq summary { cursor: pointer; font-weight: 600; padding-block: 14px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-weight: 400; font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0 0 16px; color: var(--dim); }

.contact { background: var(--accent-soft); border-radius: 18px; padding: 36px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 20px; }
.contact h2 { margin: 0 0 6px; font-size: 24px; }
.contact p { margin: 0; color: var(--dim); }
.mail { font-family: var(--mono); font-size: 15px; background: var(--surface); border: 1px solid var(--line); padding: 10px 14px; border-radius: 10px; color: var(--text); text-decoration: none; overflow-wrap: anywhere; }

/* --- chân trang --- */
footer.site { border-top: 1px solid var(--line); padding-block: 36px 48px; font-size: 14px; color: var(--dim); }
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 18px; }
footer.site nav { display: flex; flex-wrap: wrap; gap: 18px; }
footer.site a { color: var(--dim); }

/* --- trang văn bản pháp lý --- */
.doc { padding-block: 56px 80px; }
.doc h1 { font-size: clamp(30px, 4vw, 40px); letter-spacing: -0.02em; margin: 0 0 6px; }
.doc .updated { color: var(--dim); font-size: 14px; margin: 0 0 28px; }
.doc .summary { background: var(--accent-soft); border-radius: 14px; padding: 18px 22px; margin: 0 0 36px; }
.doc .summary p { margin: 0 0 6px; }
.doc .summary ul { margin: 0; padding-left: 20px; }
.doc h2 { font-size: 21px; margin: 40px 0 10px; letter-spacing: -0.01em; scroll-margin-top: 80px; }
.doc h3 { font-size: 17px; margin: 22px 0 6px; }
.doc p, .doc li { color: var(--text); }
.doc li + li { margin-top: 6px; }
.doc code { font-family: var(--mono); font-size: 13.5px; background: var(--accent-soft); padding: 1px 5px; border-radius: 4px; overflow-wrap: anywhere; }
.doc pre { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 14px; overflow-x: auto; font-size: 13px; }
.doc pre code { background: none; padding: 0; }
.table-wrap { overflow-x: auto; margin: 14px 0; border: 1px solid var(--line); border-radius: 12px; }
.doc table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 520px; }
.doc th, .doc td { text-align: left; vertical-align: top; padding: 11px 14px; border-bottom: 1px solid var(--line); }
.doc tr:last-child td { border-bottom: 0; }
.doc th { background: var(--surface); font-weight: 650; }
.doc .callout { border-left: 3px solid var(--accent); background: var(--surface); padding: 12px 16px; border-radius: 0 10px 10px 0; margin: 16px 0; }
.toc { font-size: 14.5px; columns: 2; column-gap: 32px; padding-left: 18px; margin: 0 0 8px; }
@media (max-width: 600px) { .toc { columns: 1; } }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* =====================================================================
   CHUYỂN ĐỘNG (06/10/2026)
   - Chữ ở hero hiện dần lúc mở trang (chỉ CSS).
   - Minh hoạ: tô sáng câu → hiện nút Explain → khung trả lời trượt lên.
     Chạy khi site.js thêm class "play", lặp lại sau vài giây.
   - Các phần bên dưới hiện dần khi cuộn tới (site.js thêm "reveal"/"in").
   Không có JavaScript thì mọi thứ vẫn hiện đầy đủ, không có gì bị ẩn.
   Người bật "giảm chuyển động" trong máy thì tắt hết.
   ===================================================================== */
@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
/* Tô sáng từng chữ một, giống kéo chuột bôi đen thật. Chữ chuyển sang màu tối
   cùng lúc nền vàng hiện ra, nên lúc nào cũng đọc được. */
@keyframes wsel { from { background-color: transparent; color: #b9b9cc; } to { background-color: var(--hi); color: #1d1a10; } }
@keyframes pill { 0% { opacity: 0; transform: translate(-55%, 95%) scale(.85); } 15%, 75% { opacity: 1; transform: translate(-55%, 115%) scale(1); } 100% { opacity: 0; transform: translate(-55%, 115%) scale(.95); } }
@keyframes card { from { opacity: 0; transform: translateY(22px) scale(.97); } to { opacity: 1; transform: none; } }
@keyframes glow { 0%, 100% { box-shadow: 0 0 0 1px var(--accent), 0 0 0 0 rgba(108,92,231,0); } 50% { box-shadow: 0 0 0 1px var(--accent), 0 0 32px 2px rgba(108,92,231,.22); } }

.hero h1, .hero p.lead, .hero .ctas, .hero .fine { animation: rise .7s cubic-bezier(.2,.7,.2,1) both; }
.hero p.lead { animation-delay: .08s; }
.hero .ctas { animation-delay: .16s; }
.hero .fine { animation-delay: .24s; }
.demo { animation: fade .8s .2s both; }

.paper { position: relative; }
.paper mark { background-image: linear-gradient(var(--hi), var(--hi)); background-repeat: no-repeat; background-size: 100% 100%; background-color: transparent; -webkit-box-decoration-break: clone; box-decoration-break: clone; }
.pill { position: absolute; display: none; line-height: 1.2; margin-left: 2px; padding: 5px 11px; border-radius: 99px; background: #6c5ce7; color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .02em; box-shadow: 0 6px 18px rgba(108,92,231,.45); white-space: nowrap; pointer-events: none; }
.demo.play mark { background: transparent; color: inherit; }
.demo.play mark .w { animation: wsel .12s calc(.5s + var(--k, 0) * 55ms) both; }
.demo.play .pill { display: inline-block; animation: pill 1.3s 1.45s ease both; }
.demo.play .answer { animation: card .6s 2.45s cubic-bezier(.2,.8,.2,1) both; }
.demo.play .answer .label { animation: fade .4s 2.85s both; }
.demo.play .answer .body > span { animation: fade .5s 3.05s both; }
.demo.play .answer .follow { animation: rise .5s 3.6s both; }
.demo.out { transition: opacity .5s; opacity: 0; }

.top { transition: box-shadow .2s, border-color .2s; }
.top.scrolled { box-shadow: 0 6px 24px rgba(10,10,20,.08); }

.btn-primary { box-shadow: 0 1px 0 rgba(255,255,255,.15) inset; }
.btn-primary:hover { box-shadow: 0 8px 22px rgba(108,92,231,.35); }
.step, .plan, .faq details { transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.step:hover, .plan:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); box-shadow: 0 14px 34px rgba(20,16,60,.10); }
.plan.featured { animation: glow 4s 1s ease-in-out infinite; }
.plan.featured:hover { border-color: var(--accent); }
.use svg { transition: transform .25s ease; }
.use:hover svg { transform: scale(1.15) rotate(-4deg); }
.faq details:hover { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.faq summary::after { transition: transform .2s ease; }
.faq details[open] p { animation: rise .35s ease both; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); transition-delay: calc(var(--i, 0) * 80ms); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .hero h1, .hero p.lead, .hero .ctas, .hero .fine, .demo,
  .demo.play mark .w, .demo.play .pill, .demo.play .answer, .demo.play .answer *,
  .plan.featured, .faq details[open] p { animation: none !important; }
  .demo.play .pill { display: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .step:hover, .plan:hover { transform: none; }
}

/* --- Pro: nhãn "Save 41%" và nút xanh lá có vệt sáng quét qua (06/10/2026) --- */
.save { display: inline-block; white-space: nowrap; padding: 1px 8px; border-radius: 99px; background: var(--green-soft); color: var(--green); font-size: 13px; font-weight: 700; vertical-align: 1px; }
.btn-green { background: #16a34a; color: #fff; box-shadow: 0 1px 0 rgba(255,255,255,.18) inset; }
.btn-green:hover { background: #15803d; color: #fff; transform: translateY(-1px); box-shadow: 0 8px 24px rgba(22,163,74,.38); }
.shine { position: relative; overflow: hidden; isolation: isolate; }
.shine::after { content: ""; position: absolute; top: -20%; bottom: -20%; left: -60%; width: 45%; background: linear-gradient(100deg, transparent 0%, rgba(255,255,255,0) 20%, rgba(255,255,255,.55) 50%, rgba(255,255,255,0) 80%, transparent 100%); transform: skewX(-18deg); animation: shine 3.6s 1.2s ease-in-out infinite; pointer-events: none; }
@keyframes shine { 0% { left: -60%; } 45%, 100% { left: 130%; } }
@media (prefers-reduced-motion: reduce) { .shine::after { animation: none; display: none; } }
.billed { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; }

/* =====================================================================
   BỐ CỤC MỚI SAU KHI VIẾT LẠI NỘI DUNG (06/10/2026)
   ===================================================================== */
.hero .kicker { display: inline-block; margin: 0 0 18px; padding: 5px 12px; border-radius: 99px; border: 1px solid #3a3560; background: rgba(169,155,255,.08); color: var(--hero-accent); font-size: 13px; font-weight: 600; letter-spacing: .01em; animation: rise .7s cubic-bezier(.2,.7,.2,1) both; }
.btn-lg { padding: 14px 24px; font-size: 16px; border-radius: 12px; }
.trust { list-style: none; margin: 20px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 14px; color: var(--hero-dim); animation: rise .7s .24s cubic-bezier(.2,.7,.2,1) both; }
.trust li { display: inline-flex; align-items: center; gap: 7px; }
.trust li::before { content: ""; width: 16px; height: 16px; border-radius: 50%; background: rgba(74,222,128,.14) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.2 2.2 4.8-4.8' fill='none' stroke='%234ade80' stroke-width='1.9' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat; }

/* Chatbot vs ContextSnap */
.versus { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.vs { border-radius: 16px; padding: 26px 26px 22px; border: 1px solid var(--line); background: var(--surface); }
.vs h3 { margin: 0 0 14px; font-size: 18px; }
.vs ol { margin: 0; padding: 0; list-style: none; counter-reset: v; display: grid; gap: 10px; }
.vs li { counter-increment: v; display: grid; grid-template-columns: 26px 1fr; gap: 10px; font-size: 15px; }
.vs li::before { content: counter(v); width: 24px; height: 24px; border-radius: 50%; display: grid; place-items: center; font-size: 12.5px; font-weight: 700; }
.vs-old li { color: var(--dim); }
.vs-old li::before { background: color-mix(in srgb, var(--dim) 14%, transparent); color: var(--dim); }
.vs-new { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 18px 40px rgba(91,75,214,.12); }
.vs-new li::before { background: var(--accent-soft); color: var(--accent); }
.vs-foot { margin: 18px 0 0; padding-top: 14px; border-top: 1px solid var(--line); font-size: 14px; font-weight: 650; }
.vs-old .vs-foot { color: var(--dim); }
.vs-new .vs-foot { color: var(--green); }
@media (max-width: 760px) { .versus { grid-template-columns: 1fr; } }

/* Quyền riêng tư */
.privacy-strip { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 32px; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 20px; padding: 36px; }
.privacy-strip h2.title { margin: 0; }
.privacy-strip ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.privacy-strip li { position: relative; padding-left: 30px; color: var(--dim); font-size: 15px; }
.privacy-strip li strong { color: var(--text); }
.privacy-strip li::before { content: ""; position: absolute; left: 0; top: 3px; width: 18px; height: 18px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236c5ce7' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='5' y='11' width='14' height='9' rx='2'/%3E%3Cpath d='M8 11V8a4 4 0 0 1 8 0v3'/%3E%3C/svg%3E") center/18px no-repeat; }
@media (max-width: 760px) { .privacy-strip { grid-template-columns: 1fr; padding: 26px; } }

/* Cam kết hoàn tiền */
.guarantee { margin-top: 26px; display: grid; grid-template-columns: 40px 1fr; gap: 14px; align-items: center; padding: 18px 22px; border-radius: 14px; background: var(--green-soft); color: var(--text); font-size: 15px; }
.guarantee svg { width: 34px; height: 34px; color: var(--green); }
.guarantee strong { color: var(--green); }

/* Kêu gọi cuối trang */
section.final { border-top: 0 !important; padding-top: 20px; }
.final-cta { text-align: center; padding: 56px 24px; border-radius: 24px; color: var(--hero-text); background: radial-gradient(700px 300px at 50% -20%, #2c2660 0%, transparent 70%), var(--hero-bg); }
.final-cta h2 { margin: 0 0 12px; font-size: clamp(26px, 3.4vw, 36px); letter-spacing: -0.02em; line-height: 1.15; text-wrap: balance; }
.final-cta > p { margin: 0 auto 26px; max-width: 34em; color: var(--hero-dim); font-size: 17px; }
.final-cta .final-contact { margin: 22px auto 0; font-size: 14px; }
.final-cta a:not(.btn) { color: var(--hero-accent); }
@media (prefers-reduced-motion: reduce) { .hero .kicker, .trust { animation: none !important; } }