/* DMCA Shield — giao diện công ty bảo vệ bản quyền. Không dùng thư viện CSS ngoài. */
:root {
  --primary: #2563EB;
  --accent: #10B981;
  --ink: #0B1220;
  --ink-2: #111B30;
  --ink-3: #1B2742;
  --text: #0F172A;
  --body: #334155;
  --muted: #64748B;
  --line: #E2E8F0;
  --soft: #F5F7FB;
  --white: #fff;
  --warn: #D97706;
  --danger: #DC2626;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .05), 0 8px 24px rgba(15, 23, 42, .06);
  --shadow-lg: 0 24px 60px rgba(2, 6, 23, .28);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --head: "Plus Jakarta Sans", "Inter", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --p-soft: color-mix(in srgb, var(--primary) 10%, #fff);
  --a-soft: color-mix(in srgb, var(--accent) 12%, #fff);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 400 16px/1.65 var(--font); color: var(--body); background: #fff; -webkit-font-smoothing: antialiased; }
body.nav-open { overflow: hidden; }
img, video { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { font-family: var(--head); color: var(--text); line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.015em; }
p { margin: 0 0 1em; }
code { font-family: var(--mono); font-size: .88em; }
.ic { width: 1.1em; height: 1.1em; fill: currentColor; flex: none; vertical-align: -.17em; }
.wrap { width: min(1200px, 100% - 40px); margin-inline: auto; }
.wrap.narrow { width: min(860px, 100% - 40px); }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.mt { margin-top: 28px; }
.mt-s { margin-top: 14px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: #fff; padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--primary) 55%, transparent); outline-offset: 2px; }

/* ---------- Nút ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 22px; border: 1.5px solid var(--primary);
  border-radius: 10px; background: var(--primary); color: #fff; font: 600 15px/1 var(--font); cursor: pointer; white-space: nowrap;
  transition: transform .15s, box-shadow .15s, background .15s, color .15s; text-decoration: none; }
.btn:hover { text-decoration: none; transform: translateY(-1px); box-shadow: 0 8px 20px color-mix(in srgb, var(--primary) 30%, transparent); }
.btn .ic { width: 18px; height: 18px; }
.btn.sm { height: 38px; padding: 0 14px; font-size: 14px; border-radius: 9px; }
.btn.lg { height: 54px; padding: 0 28px; font-size: 16px; border-radius: 12px; }
.btn.block { display: flex; width: 100%; }
.btn.outline { background: #fff; color: var(--primary); border-color: color-mix(in srgb, var(--primary) 35%, #fff); }
.btn.outline:hover { border-color: var(--primary); box-shadow: none; }
.btn.ghost { background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .28); color: #fff; }
.btn.ghost:hover { background: rgba(255, 255, 255, .12); box-shadow: none; }
.btn.ghost-dark { background: transparent; border-color: var(--line); color: var(--text); }
.btn.light { background: #fff; border-color: #fff; color: var(--ink); }

/* ---------- Thanh trên + menu ---------- */
.announce { background: var(--primary); color: #fff; font-size: 14px; }
.announce .wrap { display: flex; align-items: center; justify-content: center; gap: 8px; padding: 8px 0; text-align: center; }
.topbar { background: var(--ink); color: #94A3B8; font-size: 13px; }
.topbar-in { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 40px; }
.topbar a { color: #CBD5E1; }
.tb-info, .tb-social { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.tb-info > *, .tb-social > span { display: inline-flex; align-items: center; gap: 7px; }
.tb-badge { color: #fff; font-weight: 500; }
.tb-badge .ic { color: var(--accent); }
.tb-social { gap: 14px; }
.tb-social a .ic { width: 16px; height: 16px; }
.nav { position: sticky; top: 0; z-index: 50; background: rgba(255, 255, 255, .92); backdrop-filter: saturate(1.6) blur(12px); -webkit-backdrop-filter: saturate(1.6) blur(12px);
  border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.nav.scrolled { border-bottom-color: var(--line); box-shadow: 0 6px 24px rgba(15, 23, 42, .06); }
.nav-in { display: flex; align-items: center; gap: 22px; height: 74px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font: 800 20px/1 var(--head); color: var(--text); letter-spacing: -.02em; flex: none; }
.logo:hover { text-decoration: none; }
.logo img { height: 38px; width: auto; }
.logo .mark { width: 34px; height: 34px; }
.logo.light { color: #fff; }
.nav-links { display: flex; align-items: center; gap: 2px; margin-left: auto; }
.nav-links > a:not(.btn) { position: relative; white-space: nowrap; padding: 8px 11px; border-radius: 8px; color: var(--body); font-weight: 500; font-size: 15px; }
.nav-links > a:not(.btn):hover { color: var(--text); background: var(--soft); text-decoration: none; }
.nav-links > a.on { color: var(--primary); }
.nav-links > a.on::after { content: ""; position: absolute; left: 11px; right: 11px; bottom: 2px; height: 2px; border-radius: 2px; background: var(--primary); }
.nav-search { display: flex; align-items: center; margin-left: 8px; border: 1px solid var(--line); border-radius: 10px; background: var(--soft); overflow: hidden; }
.nav-search input { width: 150px; height: 38px; padding: 0 4px 0 12px; border: 0; background: transparent; font: inherit; font-size: 14px; color: var(--text); outline: none; }
.nav-search button { display: grid; place-items: center; width: 38px; height: 38px; border: 0; background: none; color: var(--muted); cursor: pointer; }
.nav-cta { margin-left: 10px; }
.nav-toggle { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line); border-radius: 10px; background: #fff; color: var(--text); cursor: pointer; }
.nav-toggle .ic { width: 24px; height: 24px; }
@media (max-width: 1240px) { .nav-search { display: none; } }
@media (max-width: 1080px) {
  .nav { backdrop-filter: none; -webkit-backdrop-filter: none; background: #fff; }
  .nav-toggle { display: grid; place-items: center; }
  .nav-links { position: fixed; inset: 74px 0 0 0; z-index: 49; flex-direction: column; align-items: stretch; gap: 4px; margin: 0; padding: 18px 20px 30px; background: #fff;
    overflow-y: auto; transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s; }
  .nav-links.open { transform: none; opacity: 1; visibility: visible; }
  .nav-links > a:not(.btn) { padding: 13px 12px; font-size: 17px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-links > a.on::after { display: none; }
  .nav-search { display: flex; margin: 14px 0 6px; }
  .nav-search input { width: 100%; height: 46px; font-size: 16px; }
  .nav-cta { margin: 10px 0 0; height: 50px; }
  .tb-info .tb-badge ~ *, .tb-social > span { display: none; }
}

/* ---------- Tiêu đề mục ---------- */
.sec { padding: 96px 0; }
.sec.soft { background: var(--soft); }
.sec.dark { background: var(--ink); color: #A8B3C7; }
.stitle { max-width: 680px; margin-bottom: 48px; }
.stitle.center { margin-inline: auto; text-align: center; }
.kicker { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; color: var(--primary); font: 700 13px/1 var(--font); letter-spacing: .1em; text-transform: uppercase; }
.kicker::before { content: ""; width: 18px; height: 2px; border-radius: 2px; background: currentColor; }
.stitle.center .kicker::after { content: ""; width: 18px; height: 2px; border-radius: 2px; background: currentColor; }
.stitle h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; }
.stitle p { margin: 14px 0 0; font-size: 18px; color: var(--muted); }
.stitle.dark h2 { color: #fff; }
.stitle.dark .kicker { color: color-mix(in srgb, var(--accent) 80%, #fff); }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 40px; flex-wrap: wrap; }
.sec-head .stitle { margin-bottom: 0; }
.lead { font-size: 18px; line-height: 1.7; }
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: 64px; align-items: center; }
@media (max-width: 960px) { .split { grid-template-columns: 1fr; gap: 44px; } .sec { padding: 72px 0; } }

.ticks { list-style: none; padding: 0; margin: 0 0 1em; display: grid; gap: 10px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; }
.ticks .ic { margin-top: 3px; width: 20px; height: 20px; padding: 3px; border-radius: 50%; background: var(--a-soft); color: var(--accent); }
.ticks.two { grid-template-columns: 1fr 1fr; gap: 12px 20px; }
@media (max-width: 560px) { .ticks.two { grid-template-columns: 1fr; } }

/* ---------- Đầu trang chủ ---------- */
.hero { position: relative; overflow: hidden; background: var(--ink); color: #A8B3C7; padding: 88px 0 0; isolation: isolate; }
.hero-bg { position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(700px 420px at 78% 30%, color-mix(in srgb, var(--primary) 38%, transparent), transparent 70%),
    radial-gradient(520px 360px at 8% 100%, color-mix(in srgb, var(--accent) 18%, transparent), transparent 70%),
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px) 0 0 / 44px 44px; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, var(--ink)); }
.hero-in { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; padding-bottom: 72px; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px 7px 10px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 999px;
  background: rgba(255, 255, 255, .05); color: #E2E8F0; font-size: 13.5px; font-weight: 500; margin-bottom: 22px; }
.pill .ic { color: var(--accent); }
.hero h1 { color: #fff; font-size: clamp(36px, 5vw, 60px); font-weight: 800; letter-spacing: -.03em; line-height: 1.07; margin-bottom: 22px; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, color-mix(in srgb, var(--primary) 55%, #fff), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { color: #B6C2D6; max-width: 600px; margin-bottom: 30px; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.hero-points { list-style: none; padding: 0; margin: 30px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 14.5px; color: #CBD5E1; }
.hero-points li { display: inline-flex; align-items: center; gap: 7px; }
.hero-points .ic { color: var(--accent); }
.hero-visual { position: relative; padding: 26px 10px 30px; }
.cert { position: relative; display: grid; gap: 14px; padding: 24px; border-radius: 18px; background: #fff; color: var(--body); box-shadow: var(--shadow-lg);
  transform: rotate(-1.2deg); transition: transform .3s; }
.cert:hover { text-decoration: none; transform: rotate(0) translateY(-3px); }
.cert::before { content: ""; position: absolute; inset: 7px; border: 1px dashed var(--line); border-radius: 13px; pointer-events: none; }
.cert-head { display: flex; justify-content: space-between; align-items: center; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.cert-head span { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12.5px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; }
.cert-head span .ic { color: var(--primary); }
.cert-head b { font: 600 14px var(--mono); color: var(--text); }
.cert-title { font: 700 19px/1.35 var(--head); color: var(--text); }
.cert-row { display: grid; gap: 2px; }
.cert-row small { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; font-weight: 600; }
.cert-row b { font-weight: 600; color: var(--text); font-size: 15px; }
.cert-row code { font-size: 13px; line-height: 1.55; color: var(--text); background: var(--soft); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; word-break: break-all; }
.cert-foot { display: flex; justify-content: space-between; align-items: center; padding-top: 12px; border-top: 1px solid var(--line); font-size: 14px; font-weight: 600; color: var(--primary); }
.cert-foot span { display: inline-flex; align-items: center; gap: 6px; }
.ok { color: var(--accent) !important; }
.hero-chip { position: absolute; display: flex; align-items: center; gap: 10px; padding: 11px 14px; border-radius: 12px; background: var(--ink-2); border: 1px solid rgba(255, 255, 255, .1);
  box-shadow: 0 14px 30px rgba(0, 0, 0, .3); color: #fff; font-size: 13px; animation: float 6s ease-in-out infinite; }
.hero-chip .ic { width: 34px; height: 34px; padding: 8px; border-radius: 9px; background: color-mix(in srgb, var(--accent) 20%, transparent); color: var(--accent); }
.hero-chip.c2 .ic { background: color-mix(in srgb, var(--primary) 28%, transparent); color: color-mix(in srgb, var(--primary) 50%, #fff); }
.hero-chip span { display: grid; line-height: 1.3; }
.hero-chip small { color: #94A3B8; }
.hero-chip.c1 { left: -34px; bottom: -22px; }
.hero-chip.c2 { right: -30px; top: -24px; animation-delay: -3s; }
@keyframes float { 50% { transform: translateY(-8px); } }
.platforms { display: flex; align-items: center; gap: 22px; padding: 26px 0 30px; border-top: 1px solid rgba(255, 255, 255, .08); }
.platforms > span { flex: none; font-size: 13px; text-transform: uppercase; letter-spacing: .1em; color: #7C8BA3; font-weight: 600; }
.platforms ul { list-style: none; display: flex; flex-wrap: wrap; gap: 10px 30px; margin: 0; padding: 0; }
.platforms li { font: 700 17px var(--head); color: #CBD5E1; opacity: .8; }
@media (max-width: 960px) {
  .hero { padding-top: 56px; }
  .hero-in { grid-template-columns: 1fr; gap: 40px; padding-bottom: 50px; }
  .hero-visual { max-width: 520px; }
  .hero-chip.c1 { left: 0; } .hero-chip.c2 { right: 0; }
  .platforms { flex-direction: column; align-items: flex-start; gap: 12px; }
}
@media (max-width: 560px) { .hero-chip { display: none; } .cert { transform: none; } .hero-btns .btn { width: 100%; } }

/* ---------- Số liệu ---------- */
.facts-sec { position: relative; z-index: 2; margin-top: -1px; padding: 0 0 8px; background: linear-gradient(var(--ink) 50%, #fff 50%); }
.r-page .facts-sec { background: none; padding: 56px 0 0; }
.facts { display: grid; grid-template-columns: repeat(4, 1fr); border-radius: 18px; background: #fff; box-shadow: var(--shadow); border: 1px solid var(--line); overflow: hidden; }
.fact { display: flex; gap: 16px; align-items: center; padding: 28px 26px; border-left: 1px solid var(--line); }
.fact:first-child { border-left: 0; }
.fact-ic { display: grid; place-items: center; width: 52px; height: 52px; flex: none; border-radius: 14px; background: var(--p-soft); color: var(--primary); }
.fact-ic .ic { width: 26px; height: 26px; }
.fact b { display: block; font: 800 30px/1.1 var(--head); color: var(--text); letter-spacing: -.02em; }
.fact small { color: var(--muted); font-size: 14px; }
@media (max-width: 900px) { .facts { grid-template-columns: 1fr 1fr; } .fact:nth-child(3) { border-left: 0; } .fact:nth-child(n+3) { border-top: 1px solid var(--line); } }
@media (max-width: 480px) { .facts { grid-template-columns: 1fr; } .fact { border-left: 0; } .fact + .fact { border-top: 1px solid var(--line); } }

/* ---------- Quy trình ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(var(--n, 4), 1fr); gap: 26px; counter-reset: s; position: relative; }
.steps::before { content: ""; position: absolute; top: 34px; left: 12%; right: 12%; height: 2px; background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 14px); }
.step { position: relative; text-align: center; padding: 0 8px; }
.step-ic { position: relative; display: grid; place-items: center; width: 70px; height: 70px; margin: 0 auto 22px; border-radius: 20px; background: #fff; border: 1px solid var(--line);
  box-shadow: var(--shadow); color: var(--primary); }
.step-ic .ic { width: 30px; height: 30px; }
.step-ic i { position: absolute; top: -9px; right: -9px; display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--primary); color: #fff;
  font: 700 13px var(--font); font-style: normal; border: 3px solid #fff; }
.step h3 { font-size: 19px; }
.step p { color: var(--muted); font-size: 15px; margin: 0; }
@media (max-width: 900px) { .steps { grid-template-columns: 1fr 1fr; gap: 40px 24px; } .steps::before { display: none; } }
@media (max-width: 520px) { .steps { grid-template-columns: 1fr; } }

/* ---------- Dịch vụ ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.svc { position: relative; display: flex; flex-direction: column; padding: 30px 28px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); transition: border-color .2s, box-shadow .2s, transform .2s; }
.svc:hover { border-color: color-mix(in srgb, var(--primary) 35%, var(--line)); box-shadow: 0 18px 40px rgba(15, 23, 42, .08); transform: translateY(-3px); }
.svc-ic { display: grid; place-items: center; width: 54px; height: 54px; margin-bottom: 20px; border-radius: 14px; background: linear-gradient(135deg, var(--primary), color-mix(in srgb, var(--primary) 60%, var(--accent))); color: #fff; }
.svc-ic .ic { width: 26px; height: 26px; }
.svc h3 { font-size: 20px; }
.svc p { color: var(--muted); font-size: 15.5px; }
.svc .ticks { font-size: 15px; margin-top: 4px; }
.svc-link { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; padding-top: 8px; font-weight: 600; font-size: 15px; }
@media (max-width: 960px) { .svc-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .svc-grid { grid-template-columns: 1fr; } }

/* ---------- Khối bằng chứng (tối) ---------- */
.evidence-sec { position: relative; overflow: hidden; }
.evidence-sec::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 400px at 90% 50%, color-mix(in srgb, var(--primary) 22%, transparent), transparent 70%); pointer-events: none; }
.evidence-sec .wrap { position: relative; }
.evidence-sec .lead { color: #B6C2D6; }
.ev-list { list-style: none; padding: 0; margin: 28px 0 30px; display: grid; gap: 18px; }
.ev-list li { display: flex; gap: 14px; }
.ev-list li > span { display: grid; place-items: center; width: 44px; height: 44px; flex: none; border-radius: 12px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .1); color: var(--accent); }
.ev-list b { display: block; color: #fff; font-weight: 600; }
.ev-list small { font-size: 14.5px; }
.hashbox { display: grid; gap: 0; justify-items: center; padding: 34px 30px; border-radius: 20px; background: linear-gradient(180deg, var(--ink-2), var(--ink-3)); border: 1px solid rgba(255, 255, 255, .08); box-shadow: var(--shadow-lg); }
.hb-file, .hb-result { display: flex; align-items: center; gap: 14px; width: 100%; padding: 16px 18px; border-radius: 14px; background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .1); }
.hb-file .ic, .hb-result .ic { width: 40px; height: 40px; padding: 9px; border-radius: 10px; background: color-mix(in srgb, var(--primary) 26%, transparent); color: color-mix(in srgb, var(--primary) 45%, #fff); }
.hb-result { border-color: color-mix(in srgb, var(--accent) 45%, transparent); background: color-mix(in srgb, var(--accent) 10%, transparent); }
.hb-result .ic { background: color-mix(in srgb, var(--accent) 24%, transparent); color: var(--accent); }
.hb-file span, .hb-result span { display: grid; line-height: 1.35; }
.hb-file b, .hb-result b { color: #fff; }
.hb-file small, .hb-result small { font-size: 13px; }
.hb-arrow { position: relative; width: 2px; height: 46px; background: linear-gradient(rgba(255, 255, 255, .25), rgba(255, 255, 255, .05)); }
.hb-arrow span { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); font: 500 11.5px var(--mono); color: #7C8BA3; text-transform: uppercase; letter-spacing: .08em; white-space: nowrap; }
.hb-hash { width: 100%; padding: 14px 16px; border-radius: 12px; background: #050A14; border: 1px solid rgba(255, 255, 255, .08); }
.hb-hash code { display: block; color: color-mix(in srgb, var(--accent) 75%, #fff); font-size: 13px; line-height: 1.6; word-break: break-all; }

/* ---------- Giới thiệu + lý do ---------- */
.feat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.feat { padding: 24px; border-radius: var(--radius); background: var(--soft); border: 1px solid var(--line); }
.sec.soft .feat { background: #fff; }
.feat-ic { display: grid; place-items: center; width: 44px; height: 44px; margin-bottom: 14px; border-radius: 12px; background: var(--a-soft); color: var(--accent); }
.feat-ic .ic { width: 22px; height: 22px; }
.feat h3 { font-size: 17px; margin-bottom: 6px; }
.feat p { font-size: 14.5px; color: var(--muted); margin: 0; }
@media (max-width: 520px) { .feat-grid { grid-template-columns: 1fr; } }

/* ---------- Thẻ video ---------- */
.vgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 960px) { .vgrid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 580px) { .vgrid { grid-template-columns: 1fr; } }
.vcard { display: flex; flex-direction: column; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); overflow: hidden; color: var(--body); transition: box-shadow .2s, transform .2s, border-color .2s; }
.vcard:hover { text-decoration: none; transform: translateY(-3px); box-shadow: 0 18px 40px rgba(15, 23, 42, .1); border-color: color-mix(in srgb, var(--primary) 25%, var(--line)); }
.vthumb { position: relative; display: block; aspect-ratio: 16 / 9; background: var(--ink-3); overflow: hidden; }
.vthumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.vcard:hover .vthumb img { transform: scale(1.04); }
.ph { position: absolute; inset: 0; display: block; background: linear-gradient(135deg, var(--ink-3), var(--ink)), var(--ink); }
.ph::after { content: ""; position: absolute; inset: 0; background: linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px) 0 0 / 22px 22px, linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px) 0 0 / 22px 22px; }
.vplay { position: absolute; left: 50%; top: 50%; display: grid; place-items: center; width: 54px; height: 54px; border-radius: 50%; background: rgba(255, 255, 255, .92); color: var(--ink);
  transform: translate(-50%, -50%) scale(.85); opacity: 0; transition: .25s; }
.vplay .ic { width: 24px; height: 24px; margin-left: 3px; }
.vcard:hover .vplay { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.vbadge { position: absolute; left: 10px; top: 10px; display: inline-flex; align-items: center; gap: 5px; padding: 4px 9px 4px 6px; border-radius: 999px; background: rgba(11, 18, 32, .78);
  color: #fff; font-size: 12px; font-weight: 600; backdrop-filter: blur(6px); }
.vbadge .ic { color: var(--accent); width: 15px; height: 15px; }
.dur { position: absolute; right: 10px; bottom: 10px; padding: 3px 8px; border-radius: 6px; background: rgba(0, 0, 0, .75); color: #fff; font: 500 12px var(--mono); font-style: normal; }
.vbody { display: flex; flex-direction: column; gap: 8px; padding: 18px 18px 16px; flex: 1; }
.vbody b { font: 700 17px/1.4 var(--head); color: var(--text); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.vmeta { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13.5px; color: var(--muted); }
.vmeta > span { display: inline-flex; align-items: center; gap: 6px; }
.vfoot { display: flex; align-items: center; gap: 14px; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }
.vfoot > span { display: inline-flex; align-items: center; gap: 5px; }
.vfoot code { margin-left: auto; padding: 2px 7px; border-radius: 6px; background: var(--soft); color: var(--muted); font-size: 11.5px; }

/* ---------- Bảng giá ---------- */
.plans { display: grid; grid-template-columns: repeat(var(--n, 3), 1fr); gap: 24px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; padding: 34px 30px; border-radius: 18px; background: #fff; border: 1px solid var(--line); }
.plan.featured { background: var(--ink); border-color: var(--ink); color: #A8B3C7; box-shadow: var(--shadow-lg); transform: translateY(-10px); }
.plan.featured h3, .plan.featured .price b { color: #fff; }
.plan.featured .ticks .ic { background: color-mix(in srgb, var(--accent) 22%, transparent); }
.plan-tag { position: absolute; top: 18px; right: 18px; padding: 5px 11px; border-radius: 999px; background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .03em; }
.plan h3 { font-size: 21px; margin-bottom: 4px; }
.plan-for { font-size: 14.5px; color: var(--muted); }
.plan.featured .plan-for { color: #94A3B8; }
.price { display: flex; align-items: baseline; gap: 6px; margin: 8px 0 24px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.plan.featured .price { border-bottom-color: rgba(255, 255, 255, .1); }
.price b { font: 800 44px/1 var(--head); color: var(--text); letter-spacing: -.03em; }
.price small { color: var(--muted); }
.plan .ticks { margin-bottom: 28px; font-size: 15px; }
.plan .btn { margin-top: auto; }
.plan.featured .btn.outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .3); }
@media (max-width: 900px) { .plans { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; } .plan.featured { transform: none; } }

/* ---------- Nhận xét ---------- */
.quotes { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 22px; }
.qcard { margin: 0; padding: 30px; border-radius: var(--radius); background: var(--soft); border: 1px solid var(--line); display: flex; flex-direction: column; }
.qcard blockquote { margin: 0 0 22px; font-size: 16.5px; color: var(--text); position: relative; padding-top: 30px; }
.qcard blockquote::before { content: "\201C"; position: absolute; top: -12px; left: -4px; font: 800 64px/1 var(--head); color: var(--primary); opacity: .35; }
.qcard figcaption { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.qcard figcaption img, .initial { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; flex: none; }
.initial { display: grid; place-items: center; background: var(--primary); color: #fff; font: 700 18px var(--head); }
.qcard figcaption span { display: grid; line-height: 1.35; }
.qcard figcaption b { color: var(--text); }
.qcard figcaption small { color: var(--muted); }

/* ---------- Hỏi đáp ---------- */
.faq-wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: start; }
.faq-side .stitle { margin-bottom: 18px; }
.faq-side .btn { margin: 6px 6px 0 0; }
.faq { display: grid; gap: 12px; }
.faq details { border: 1px solid var(--line); border-radius: 12px; background: #fff; transition: border-color .2s, box-shadow .2s; }
.faq details[open] { border-color: color-mix(in srgb, var(--primary) 35%, var(--line)); box-shadow: var(--shadow); }
.faq summary { position: relative; list-style: none; cursor: pointer; padding: 20px 56px 20px 22px; font: 700 17px/1.4 var(--head); color: var(--text); }
.faq summary::-webkit-details-marker { display: none; }
.faq-pm { position: absolute; right: 20px; top: 50%; width: 24px; height: 24px; margin-top: -12px; border-radius: 50%; background: var(--soft); }
.faq-pm::before, .faq-pm::after { content: ""; position: absolute; left: 7px; right: 7px; top: 11px; height: 2px; border-radius: 2px; background: var(--primary); transition: transform .2s; }
.faq-pm::after { transform: rotate(90deg); }
.faq details[open] .faq-pm::after { transform: rotate(0); }
.faq-a { padding: 0 22px 20px; color: var(--body); }
@media (max-width: 900px) { .faq-wrap { grid-template-columns: 1fr; gap: 28px; } }

/* ---------- Tin tức ---------- */
.pgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 960px) { .pgrid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 580px) { .pgrid { grid-template-columns: 1fr; } }
.pcard, .lead-post { display: flex; flex-direction: column; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); overflow: hidden; color: var(--body); transition: box-shadow .2s, transform .2s; }
.pcard:hover, .lead-post:hover { text-decoration: none; transform: translateY(-3px); box-shadow: 0 18px 40px rgba(15, 23, 42, .1); }
.pthumb { position: relative; display: block; aspect-ratio: 16 / 9; overflow: hidden; background: var(--ink-3); }
.pthumb img { position: relative; z-index: 1; width: 100%; height: 100%; object-fit: cover; }
.pthumb .src { position: absolute; z-index: 2; left: 10px; bottom: 10px; padding: 4px 9px; border-radius: 6px; background: rgba(11, 18, 32, .8); color: #fff; font-size: 12px; font-style: normal; font-weight: 600; }
.pbody { display: flex; flex-direction: column; gap: 10px; padding: 20px; flex: 1; }
.pbody b { font: 700 18px/1.4 var(--head); color: var(--text); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.pbody em { font-style: normal; color: var(--muted); font-size: 15px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.more { display: inline-flex; align-items: center; gap: 6px; margin-top: auto; color: var(--primary); font-weight: 600; font-size: 14.5px; }
.lead-post { display: grid; grid-template-columns: 1.15fr 1fr; margin-bottom: 28px; }
.lead-post .pthumb { aspect-ratio: auto; min-height: 300px; }
.lead-post .pbody { padding: 34px; justify-content: center; }
.lead-post .pbody b { font-size: clamp(22px, 2.4vw, 30px); -webkit-line-clamp: 4; }
.lead-post .pbody em { font-size: 16.5px; -webkit-line-clamp: 4; }
.lead-post .more { margin-top: 8px; }
@media (max-width: 800px) { .lead-post { grid-template-columns: 1fr; } .lead-post .pthumb { min-height: 0; aspect-ratio: 16 / 9; } .lead-post .pbody { padding: 22px; } }

/* ---------- Dải kêu gọi ---------- */
.cta-sec { padding: 0 0 96px; }
.sec.soft + .cta-sec, .sec.soft + .cta-sec { padding-top: 0; background: linear-gradient(var(--soft) 50%, #fff 50%); }
.cta { position: relative; overflow: hidden; display: flex; justify-content: space-between; align-items: center; gap: 30px; padding: 54px 56px; border-radius: 22px;
  background: linear-gradient(120deg, var(--ink) 0%, color-mix(in srgb, var(--primary) 70%, var(--ink)) 100%); color: #C7D2E3; isolation: isolate; }
.cta::after { content: ""; position: absolute; z-index: -1; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%; border: 50px solid rgba(255, 255, 255, .05); }
.cta h2 { color: #fff; font-size: clamp(26px, 3vw, 34px); font-weight: 800; }
.cta p { margin: 0; font-size: 17px; }
.cta-btns { display: flex; flex-wrap: wrap; gap: 12px; flex: none; }
@media (max-width: 900px) { .cta { flex-direction: column; align-items: flex-start; padding: 40px 28px; } .cta-btns .btn { flex: 1 1 auto; } }
.sec:not(.soft) + .cta-sec { padding-top: 0; }

/* ---------- Đầu trang con ---------- */
.page-hero { position: relative; overflow: hidden; padding: 64px 0 60px; background: var(--ink); color: #A8B3C7; isolation: isolate; }
.page-hero::before { content: ""; position: absolute; inset: 0; z-index: -1;
  background: radial-gradient(520px 300px at 85% 0%, color-mix(in srgb, var(--primary) 34%, transparent), transparent 70%),
    linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px) 0 0 / 40px 40px, linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px) 0 0 / 40px 40px; }
.page-hero h1 { color: #fff; font-size: clamp(32px, 4.2vw, 50px); font-weight: 800; letter-spacing: -.025em; margin: 14px 0 0; }
.page-hero p { max-width: 720px; margin: 14px 0 0; font-size: 18px; color: #B6C2D6; }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 14px; color: #7C8BA3; }
.crumbs a { color: #B6C2D6; }
.crumbs b { color: #fff; font-weight: 500; }
.watch-hero { background: var(--ink); padding: 18px 0; }
.article-hero { background: var(--ink); padding: 54px 0 46px; }
.article-hero h1 { color: #fff; font-size: clamp(28px, 3.6vw, 44px); font-weight: 800; letter-spacing: -.02em; margin: 16px 0 18px; }
.article-hero .vmeta { color: #94A3B8; font-size: 14.5px; }
.article-hero .vmeta a { color: #CBD5E1; }

/* ---------- Danh sách / trống / phân trang ---------- */
.list-bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 28px; }
.count { margin: 0; color: var(--muted); }
.count b { color: var(--text); }
.list-search { display: flex; align-items: center; gap: 8px; padding: 0 4px 0 14px; border: 1px solid var(--line); border-radius: 12px; background: #fff; min-width: min(380px, 100%); }
.list-search > .ic { color: var(--muted); }
.list-search input { flex: 1; min-width: 0; height: 46px; border: 0; outline: none; font: inherit; color: var(--text); background: none; }
.empty { display: grid; justify-items: center; gap: 8px; padding: 64px 20px; border: 1px dashed var(--line); border-radius: var(--radius); text-align: center; color: var(--muted); }
.empty > .ic { width: 40px; height: 40px; color: color-mix(in srgb, var(--primary) 50%, var(--line)); }
.empty b { color: var(--text); font-size: 17px; }
.pager { display: flex; justify-content: center; flex-wrap: wrap; gap: 6px; margin-top: 44px; }
.pager a, .pager span { display: grid; place-items: center; min-width: 42px; height: 42px; padding: 0 10px; border-radius: 10px; border: 1px solid var(--line); color: var(--text); font-weight: 600; }
.pager a:hover { border-color: var(--primary); color: var(--primary); text-decoration: none; }
.pager .on { background: var(--primary); border-color: var(--primary); color: #fff; }
.pager .gap { border: 0; }

/* ---------- Trang 1 video ---------- */
.watch-sec { padding-top: 40px; }
.watch { display: grid; grid-template-columns: minmax(0, 1fr) 400px; gap: 36px; align-items: start; }
.player { border-radius: 16px; overflow: hidden; background: #000; box-shadow: var(--shadow); aspect-ratio: 16 / 9; }
.player video { width: 100%; height: 100%; background: #000; }
.ph-player { display: flex; align-items: center; justify-content: center; gap: 10px; height: 100%; color: #94A3B8; }
.watch-title { font-size: clamp(24px, 2.6vw, 32px); font-weight: 800; margin: 24px 0 16px; }
.byline { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.owner { display: flex; align-items: center; gap: 12px; color: var(--text); }
.owner:hover { text-decoration: none; }
.owner > span:last-child { display: grid; line-height: 1.35; }
.owner small { color: var(--muted); }
.views { display: inline-flex; align-items: center; gap: 7px; color: var(--muted); font-size: 15px; }
.desc { position: relative; margin-top: 20px; white-space: normal; overflow-wrap: anywhere; }
.desc.clamped { max-height: 200px; overflow: hidden; }
.desc.clamped::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 70px; background: linear-gradient(transparent, #fff); }
.more-btn { margin-top: 10px; border: 0; background: none; color: var(--primary); font: 600 15px var(--font); cursor: pointer; padding: 0; }
.record { position: sticky; top: 96px; padding: 26px; border-radius: 18px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.record-head { display: flex; align-items: center; gap: 12px; padding-bottom: 18px; margin-bottom: 6px; border-bottom: 1px solid var(--line); }
.seal { display: grid; place-items: center; width: 48px; height: 48px; flex: none; border-radius: 50%; background: var(--a-soft); color: var(--accent); }
.seal .ic { width: 28px; height: 28px; }
.record-head > div { display: grid; line-height: 1.3; }
.record-head small { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 600; }
.record-head b { font: 700 16px var(--head); color: var(--text); }
.record-id { margin-left: auto; font: 600 14px var(--mono); color: var(--muted); }
.record dl, .vresult dl { display: grid; gap: 0; margin: 0; }
.record dt { margin-top: 14px; font-size: 12px; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); font-weight: 600; }
.record dd { margin: 3px 0 0; color: var(--text); font-weight: 500; overflow-wrap: anywhere; }
.record dd small { display: block; color: var(--muted); font-size: 12.5px; font-weight: 400; margin-top: 2px; }
.hash { display: block; padding: 9px 11px; border-radius: 8px; background: var(--soft); border: 1px solid var(--line); font-size: 12.5px; line-height: 1.55; word-break: break-all; cursor: copy; color: var(--text); transition: border-color .2s, background .2s; }
.hash.copied { border-color: var(--accent); background: var(--a-soft); }
.record h3 { margin: 22px 0 10px; font-size: 15px; }
.olinks { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.olinks a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--line); color: var(--text); }
.olinks a:hover { border-color: var(--primary); text-decoration: none; }
.olinks a > .ic { color: var(--primary); }
.olinks span { display: grid; min-width: 0; line-height: 1.35; }
.olinks small { color: var(--muted); font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.record-actions { display: grid; gap: 10px; margin-top: 22px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.legal { margin: 18px 0 0; font-size: 13px; color: var(--muted); }
.print-only { display: none; }
@media (max-width: 1020px) { .watch { grid-template-columns: 1fr; } .record { position: static; } }

/* ---------- Bài viết ---------- */
.article-sec { padding-top: 56px; }
.article { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 56px; align-items: start; }
.art { min-width: 0; }
.art-img { margin: 0 0 28px; border-radius: 16px; overflow: hidden; }
.art-img img { width: 100%; }
.art-img figcaption { padding: 8px 2px 0; font-size: 13px; color: var(--muted); }
.art-lead { font-size: 19px; line-height: 1.75; color: var(--text); }
.art-body { font-size: 17.5px; line-height: 1.8; color: #1E293B; overflow-wrap: anywhere; }
.art-body h2 { font-size: 28px; margin: 1.5em 0 .5em; }
.art-body h3 { font-size: 22px; margin: 1.4em 0 .5em; }
.art-body h4 { font-size: 18px; margin: 1.3em 0 .4em; }
.art-body p { margin: 0 0 1.15em; }
.art-body a { text-decoration: underline; text-underline-offset: 2px; }
.art-body img { height: auto; border-radius: 10px; }
.art-body blockquote { margin: 1.5em 0; padding: 4px 0 4px 22px; border-left: 4px solid var(--primary); color: var(--body); font-style: italic; }
.art-body ul, .art-body ol { padding-left: 1.5em; margin: 0 0 1.15em; }
.art-body li { margin-bottom: .35em; }
.art-body pre { padding: 16px 18px; border-radius: 10px; background: var(--ink); color: #E2E8F0; overflow-x: auto; font: 14px/1.6 var(--mono); }
.art-body hr { border: 0; border-top: 1px solid var(--line); margin: 2em 0; }
.art-body table { width: 100%; border-collapse: collapse; margin: 0 0 1.2em; font-size: 15.5px; }
.art-body th, .art-body td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; }
.art-body th { background: var(--soft); }
.art-src { display: flex; gap: 14px; margin-top: 30px; padding: 20px 22px; border-radius: 14px; background: var(--soft); border: 1px solid var(--line); font-size: 15.5px; }
.art-src > .ic { width: 24px; height: 24px; color: var(--primary); margin-top: 2px; }
.art-side { position: sticky; top: 96px; display: grid; gap: 22px; }
.art-side h3 { font-size: 16px; margin: 0; }
.side-posts { display: grid; }
.side-posts a { display: grid; gap: 4px; padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--text); }
.side-posts a:hover { text-decoration: none; color: var(--primary); }
.side-posts b { font: 600 15.5px/1.4 var(--head); }
.side-posts small { color: var(--muted); font-size: 13px; }
.side-cta { display: grid; gap: 8px; padding: 24px; border-radius: 16px; background: var(--ink); color: #A8B3C7; }
.side-cta > .ic { width: 32px; height: 32px; color: var(--accent); }
.side-cta b { color: #fff; font: 700 17px/1.35 var(--head); }
.side-cta p { margin: 0 0 6px; font-size: 14.5px; }
@media (max-width: 1020px) { .article { grid-template-columns: 1fr; } .art-side { position: static; } }

/* Ảnh trong bài tự nhập (Quản trị → Tin tức tự nhập): khung figure.pimg + cỡ % + căn trái / giữa / phải */
.art-body figure.pimg { margin: 1.4em auto; max-width: 100%; text-align: center; }
.art-body figure.pimg img { display: inline-block; max-width: 100%; height: auto; vertical-align: top; }
.art-body figure.pimg[style*="width"] img, .art-body figure.pimg-full img { width: 100%; }
.art-body figure.pimg-full { width: 100%; }
.art-body figure.pimg-left { float: left; margin: .3em 1.6em 1em 0; max-width: 50%; }
.art-body figure.pimg-right { float: right; margin: .3em 0 1em 1.6em; max-width: 50%; }
.art-body figure.pimg-left[style*="width"], .art-body figure.pimg-right[style*="width"] { max-width: 100%; }
.art-body figure.pimg figcaption { margin-top: 6px; font-size: 14px; text-align: center; color: var(--muted); }
.art-body::after { content: ""; display: table; clear: both; }
.art-body .ta-center { text-align: center; } .art-body .ta-right { text-align: right; } .art-body .ta-justify { text-align: justify; }
.art-body mark { padding: 0 2px; }
@media (max-width: 600px) { .art-body figure.pimg-left, .art-body figure.pimg-right { float: none; width: auto !important; max-width: 100%; margin: 1.2em auto; } }

/* ---------- Biểu mẫu ---------- */
.form-card { padding: 34px; border-radius: 18px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.form-card h2 { font-size: 24px; margin-bottom: 20px; }
.form { display: grid; gap: 16px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 620px) { .grid2 { grid-template-columns: 1fr; } .form-card { padding: 22px; } }
.field { display: grid; gap: 7px; }
.field > span { font-size: 14px; font-weight: 600; color: var(--text); }
.field > span small { color: var(--muted); font-weight: 400; }
.field input, .field select, .field textarea { width: 100%; padding: 12px 14px; border: 1px solid #CBD5E1; border-radius: 10px; background: #fff; font: inherit; font-size: 15.5px; color: var(--text);
  transition: border-color .15s, box-shadow .15s; }
.field textarea { resize: vertical; min-height: 90px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 14%, transparent); }
.field.invalid input, .field.invalid textarea, .field.invalid select { border-color: var(--danger); box-shadow: 0 0 0 4px rgba(220, 38, 38, .1); }
.check { display: flex; gap: 12px; align-items: flex-start; padding: 14px 16px; border-radius: 10px; border: 1px solid var(--line); background: var(--soft); font-size: 15px; cursor: pointer; }
.check input { width: 18px; height: 18px; margin-top: 3px; flex: none; accent-color: var(--primary); }
.check.invalid { border-color: var(--danger); background: #FEF2F2; }
.sig { font-family: "Segoe Script", "Brush Script MT", cursive; font-size: 20px !important; }
.notice { display: flex; gap: 10px; align-items: flex-start; padding: 12px 14px; border-radius: 10px; font-size: 14.5px; margin: 0; }
.notice .ic { margin-top: 3px; }
.notice.ok { background: var(--a-soft); color: color-mix(in srgb, var(--accent) 60%, #000); }
.notice.warn { background: #FFFBEB; color: #92400E; }
.form-err { padding: 12px 14px; border-radius: 10px; background: #FEF2F2; color: var(--danger); font-weight: 500; margin: 0; }

/* Liên hệ */
.contact { display: grid; grid-template-columns: 400px minmax(0, 1fr); gap: 36px; align-items: start; }
.contact-info { display: grid; gap: 14px; }
.ccard { display: flex; align-items: center; gap: 14px; padding: 18px; border-radius: 14px; border: 1px solid var(--line); background: #fff; color: var(--text); }
a.ccard:hover { text-decoration: none; border-color: var(--primary); }
.ccard .sq { display: grid; place-items: center; width: 46px; height: 46px; flex: none; border-radius: 12px; background: var(--p-soft); color: var(--primary); }
.ccard > span:last-child { display: grid; min-width: 0; line-height: 1.4; }
.ccard small { color: var(--muted); }
.ccard b { overflow-wrap: anywhere; }
@media (max-width: 960px) { .contact { grid-template-columns: 1fr; } }

/* Đơn vị DMCA */
.agent { padding: 26px; border-radius: 16px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.agent h3 { display: flex; align-items: center; gap: 9px; font-size: 18px; margin-bottom: 6px; }
.agent h3 .ic { color: var(--primary); width: 22px; height: 22px; }
.agent dl { display: grid; grid-template-columns: auto 1fr; gap: 9px 16px; margin: 16px 0 0; font-size: 15px; }
.agent dt { color: var(--muted); }
.agent dd { margin: 0; color: var(--text); font-weight: 500; overflow-wrap: anywhere; }

/* Báo vi phạm */
.report { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 36px; align-items: start; }
.notice-form { display: grid; gap: 26px; }
.notice-form fieldset { display: grid; gap: 16px; margin: 0; padding: 0 0 26px; border: 0; border-bottom: 1px solid var(--line); }
.notice-form legend { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; font: 700 18px var(--head); color: var(--text); }
.notice-form legend span { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: var(--primary); color: #fff; font-size: 14px; }
.report-side { position: sticky; top: 96px; display: grid; gap: 20px; }
.side-box { padding: 24px; border-radius: 16px; background: var(--soft); border: 1px solid var(--line); }
.side-box h3 { font-size: 17px; }
.req { margin: 0 0 14px; padding-left: 20px; display: grid; gap: 8px; font-size: 15px; }
.req li::marker { color: var(--primary); font-weight: 700; }
.notice-out { border-radius: 16px; overflow: hidden; border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line)); background: #fff; box-shadow: var(--shadow); scroll-margin-top: 100px; }
.no-head { display: grid; gap: 2px; padding: 16px 18px; background: var(--a-soft); }
.no-head b { display: flex; align-items: center; gap: 8px; color: var(--text); }
.no-head .ic { color: var(--accent); }
.no-head small { color: var(--muted); }
.notice-out pre { margin: 0; max-height: 380px; overflow: auto; padding: 16px 18px; font: 12.5px/1.6 var(--mono); white-space: pre-wrap; word-break: break-word; color: var(--text); background: #FCFDFE; border-block: 1px solid var(--line); }
.no-btns { display: grid; gap: 10px; padding: 16px 18px; }
.btn.copied { border-color: var(--accent); color: var(--accent); }
@media (max-width: 1020px) { .report { grid-template-columns: 1fr; } .report-side { position: static; } }

/* Kiểm tra tệp */
.verify { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 36px; align-items: start; }
.verify-main { display: grid; gap: 22px; }
.drop { display: grid; justify-items: center; gap: 10px; padding: 54px 24px; border: 2px dashed color-mix(in srgb, var(--primary) 35%, var(--line)); border-radius: 18px;
  background: linear-gradient(180deg, var(--p-soft), #fff); text-align: center; cursor: pointer; transition: border-color .2s, background .2s; }
.drop:hover, .drop.over { border-color: var(--primary); background: var(--p-soft); }
.drop.busy { cursor: progress; }
.drop-ic { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 18px; background: var(--primary); color: #fff; margin-bottom: 6px; box-shadow: 0 12px 30px color-mix(in srgb, var(--primary) 35%, transparent); }
.drop-ic .ic { width: 30px; height: 30px; }
.drop b { font: 700 19px var(--head); color: var(--text); }
.drop small { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 14px; }
.drop small .ic { color: var(--accent); }
.drop-prog { width: min(460px, 100%); margin-top: 12px; display: grid; gap: 8px; }
.drop-prog .bar { height: 8px; border-radius: 99px; background: var(--line); overflow: hidden; }
.drop-prog .bar i { display: block; height: 100%; width: 0; border-radius: 99px; background: linear-gradient(90deg, var(--primary), var(--accent)); transition: width .2s; }
.drop-prog .txt { font-size: 14px; color: var(--body); overflow-wrap: anywhere; }
.hash-in { display: flex; gap: 10px; }
.hash-in input { font-family: var(--mono); font-size: 14px !important; }
.vresult { display: flex; gap: 16px; padding: 24px; border-radius: 16px; border: 1px solid var(--line); }
.vresult > .ic { width: 44px; height: 44px; padding: 9px; border-radius: 12px; flex: none; }
.vresult > div { min-width: 0; flex: 1; }
.vresult b { display: block; font: 700 19px/1.35 var(--head); color: var(--text); margin-bottom: 6px; }
.vresult p { margin: 0 0 10px; }
.vresult p b { display: inline; font: inherit; font-weight: 700; margin: 0; }
.vresult dl { grid-template-columns: auto 1fr; gap: 8px 16px; margin: 14px 0 18px; font-size: 15px; }
.vresult dt { color: var(--muted); }
.vresult dd { margin: 0; color: var(--text); font-weight: 500; min-width: 0; }
.vresult.ok { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); background: var(--a-soft); }
.vresult.ok > .ic { background: var(--accent); color: #fff; }
.vresult.none { background: #FFFBEB; border-color: #FDE68A; }
.vresult.none > .ic { background: #FDE68A; color: #92400E; }
.vresult.bad { background: #FEF2F2; border-color: #FECACA; }
.vresult.bad > .ic { background: #FECACA; color: var(--danger); }
@media (max-width: 1020px) { .verify { grid-template-columns: 1fr; } }
@media (max-width: 520px) { .hash-in { flex-direction: column; } .vresult { flex-direction: column; } .vresult dl { grid-template-columns: 1fr; gap: 2px; } .vresult dd { margin-bottom: 8px; } }

/* 404 */
.nf { display: grid; justify-items: center; text-align: center; padding: 40px 0; }
.nf > b { font: 800 clamp(90px, 16vw, 160px)/1 var(--head); letter-spacing: -.05em; background: linear-gradient(135deg, var(--primary), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nf h1 { font-size: 32px; margin-top: 10px; }
.nf p { color: var(--muted); }
.center-btns { justify-content: center; }

/* ---------- Chân trang ---------- */
.ftr { background: var(--ink); color: #8D9AB0; font-size: 15px; }
.ftr-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.3fr; gap: 44px; padding: 76px 0 56px; }
.ftr-brand p { margin: 18px 0 20px; max-width: 340px; }
.ftr h3 { color: #fff; font-size: 16px; margin-bottom: 18px; }
.ftr-links, .ftr-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; }
.ftr a { color: #B6C2D6; }
.ftr a:hover { color: #fff; }
.ftr-list li { display: flex; gap: 10px; align-items: flex-start; }
.ftr-list .ic { margin-top: 4px; color: var(--accent); }
.ftr-list span, .ftr-list a { overflow-wrap: anywhere; }
.ftr-social { display: flex; gap: 10px; }
.ftr-social a { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: rgba(255, 255, 255, .06); border: 1px solid rgba(255, 255, 255, .08); }
.ftr-social a:hover { background: var(--primary); border-color: var(--primary); }
.ftr-bottom { border-top: 1px solid rgba(255, 255, 255, .08); font-size: 13.5px; }
.ftr-bottom .wrap { display: flex; justify-content: space-between; gap: 10px 24px; flex-wrap: wrap; padding: 22px 0; }
@media (max-width: 960px) { .ftr-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
@media (max-width: 560px) { .ftr-grid { grid-template-columns: 1fr; padding-top: 56px; } }
.to-top { position: fixed; right: 20px; bottom: 20px; z-index: 40; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: var(--primary); color: #fff;
  box-shadow: 0 10px 24px color-mix(in srgb, var(--primary) 35%, transparent); opacity: 0; visibility: hidden; transform: translateY(10px); transition: .25s; }
.to-top.show { opacity: 1; visibility: visible; transform: none; }
.to-top .ic { width: 24px; height: 24px; }

/* Hiện dần khi cuộn */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.vcard.reveal.in:hover, .pcard.reveal.in:hover, .svc.reveal.in:hover { transform: translateY(-3px); }
.plan.featured.reveal.in { transform: translateY(-10px); }
@media (max-width: 900px) { .plan.featured.reveal.in { transform: none; } }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }

/* ---------- In chứng nhận (trang video) ---------- */
@media print {
  .topbar, .announce, .nav, .ftr, .to-top, .watch-hero, .watch-main, .no-print, .skip, .cta-sec { display: none !important; }
  body { background: #fff; color: #000; font-size: 12pt; }
  .sec { padding: 0; }
  .watch { display: block; }
  .record { position: static; border: 2px solid #000; box-shadow: none; border-radius: 0; padding: 28px; max-width: 720px; margin: 0 auto; }
  .print-only { display: block; font-size: 20pt; margin: 18px 0 6px; }
  .hash { background: none; border: 1px solid #999; }
  .record dd, .record dt { color: #000; }
  a { color: #000; }
  .olinks a { border: 0; padding: 2px 0; }
  .olinks a::after { content: " — " attr(href); font-size: 9pt; color: #444; }
}