/* Design tokens (fallback) — self-contained nên không phụ thuộc theme.css có nạp hay chưa.
   Trùng giá trị với theme.css :root, an toàn khi cả hai cùng nạp. */
:root{
  --brand:#1E40AF;--brand-2:#3b82f6;--brand-dark:#1B3A9E;
  --teal:#2fe6d6;--blue:#3d8bff;--accent:#F5A623;--yellow:#F6BE00;--danger:#ef4444;
  --text:#171717;--muted:#52525b;--muted-2:#71717a;
  --bg:#ffffff;--bg-soft:#fafafa;--bg-blue:#eff6ff;--line:#e4e4e7;--line-soft:#f4f4f5;
  --grad-brand:linear-gradient(135deg,var(--brand),var(--brand-2));
  --grad-video:linear-gradient(135deg,var(--brand),var(--blue) 60%,var(--teal));
}

/* gen-video-ai landing — ported from template gen-video-ai.html; tokens from theme.css (bundle) */
  .gv-wrap{max-width:1200px;margin:0 auto;padding:0 clamp(20px,4vw,32px)}
  .gv-sec{padding:72px 0}
  .gv-sec.tight{padding:52px 0}

  /* ===== HERO ===== */
  .gv-hero{position:relative;overflow:hidden;background:
     radial-gradient(1100px 460px at 82% -8%,rgba(61,139,255,.18),transparent 60%),
     radial-gradient(760px 420px at 6% 8%,rgba(47,230,214,.16),transparent 60%),
     linear-gradient(180deg,#f7fbff,#ffffff 62%)}
  .gv-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:clamp(28px,4.5vw,54px);align-items:start;padding:28px 0 56px}
  .gv-badge{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:.4px;color:var(--brand);background:#fff;border:1px solid #dbeafe;padding:7px 14px;border-radius:30px;box-shadow:0 6px 18px rgba(30,64,175,.1)}
  .gv-badge i{color:var(--accent)}
  .gv-h1{font-size:clamp(30px,4.5vw,50px);font-weight:800;line-height:1.08;letter-spacing:-1px;color:#0f172a;margin:18px 0 0}
  .gv-h1 .g{background:var(--grad-video);-webkit-background-clip:text;background-clip:text;color:transparent}
  .gv-sub{font-size:17px;line-height:1.66;color:var(--muted);max-width:540px;margin-top:16px}
  .gv-pills{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0 4px}
  .gv-pill{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;color:#334155;background:#fff;border:1px solid var(--line);padding:8px 14px;border-radius:30px;box-shadow:0 4px 12px rgba(10,20,60,.05)}
  .gv-pill i{color:#16a34a}
  .gv-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
  .gv-cta .btn{padding:15px 28px;font-size:15.5px}
  .btn-grad{background:var(--grad-video);color:#fff;border:none;box-shadow:0 14px 30px rgba(30,64,175,.28)}
  .btn-grad:hover{filter:brightness(1.05)}
  .gv-freeline{margin-top:16px;font-size:13.5px;color:var(--muted);display:flex;align-items:center;gap:8px;font-weight:600}
  .gv-freeline i{color:var(--accent)}

  /* Browser mock */
  .gv-shot{position:relative}
  .browser{border-radius:18px;overflow:hidden;background:#0b1020;border:1px solid rgba(255,255,255,.5);box-shadow:0 40px 90px rgba(15,23,42,.34)}
  .browser .bar{display:flex;align-items:center;gap:8px;padding:11px 14px;background:#12182b}
  .browser .bar .dot{width:11px;height:11px;border-radius:50%}
  .browser .bar .r{background:#ff5f57}.browser .bar .y{background:#febc2e}.browser .bar .g{background:#28c840}
  .browser .bar .url{margin-left:10px;flex:1;background:#0b1020;border-radius:8px;padding:6px 12px;font-size:11.5px;color:#94a3b8;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .browser .stage{padding:14px;display:grid;grid-template-columns:118px 1fr;gap:12px;background:linear-gradient(180deg,#0b1020,#0e1530)}
  .b-side{display:flex;flex-direction:column;gap:8px}
  .b-seg{display:flex;background:#1a2340;border-radius:10px;padding:3px}
  .b-seg span{flex:1;text-align:center;font-size:10px;font-weight:800;color:#8ea0c7;padding:5px 0;border-radius:8px}
  .b-seg span.on{background:var(--grad-video);color:#fff}
  .b-prompt{background:#111a33;border:1px solid #243256;border-radius:10px;padding:9px;font-size:10px;color:#c7d3ee;line-height:1.5;min-height:70px}
  .b-price{background:#111a33;border:1px dashed #33436e;border-radius:10px;padding:9px}
  .b-price .k{font-size:8.5px;font-weight:800;letter-spacing:.5px;color:#6f80a8}
  .b-price .v{font-size:14px;font-weight:800;color:#2fe6d6;margin-top:3px}
  .b-price .free{color:#facc15}
  .b-go{background:var(--grad-video);color:#fff;border-radius:10px;text-align:center;font-size:11px;font-weight:800;padding:9px}
  .b-results{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:8px}
  .b-cell{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:3/4;background-size:cover;background-position:center}
  .b-cell .tag{position:absolute;top:6px;left:6px;font-size:8px;font-weight:800;color:#fff;background:rgba(15,23,42,.6);padding:2px 6px;border-radius:20px;backdrop-filter:blur(4px)}
  .b-cell .play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;text-shadow:0 2px 10px rgba(0,0,0,.5)}
  .gv-float{position:absolute;z-index:4;display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.85);border-radius:14px;padding:9px 13px;box-shadow:0 18px 40px rgba(15,23,42,.2)}
  .gv-float .ic{width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;flex-shrink:0;background:var(--grad-video)}
  .gv-float .n{font-size:13.5px;font-weight:800;color:#0f172a;line-height:1.05}
  .gv-float .l{font-size:10.5px;color:var(--muted-2);margin-top:2px}
  .gv-float.f1{top:6px;right:-10px}.gv-float.f1 .ic{background:linear-gradient(160deg,#f59e0b,#fbbf24)}
  .gv-float.f2{bottom:14px;left:-14px}

  /* ===== Section head ===== */
  .gv-head{text-align:center;max-width:680px;margin:0 auto 40px}
  .gv-head .eb{display:inline-block;font-size:12px;font-weight:800;letter-spacing:2px;text-transform:uppercase;color:var(--brand);background:#eff6ff;padding:5px 13px;border-radius:20px}
  .gv-head h2{font-size:clamp(24px,3.4vw,36px);font-weight:800;letter-spacing:-.5px;color:#0f172a;margin:14px 0 10px;line-height:1.16}
  .gv-head h2 .g{background:var(--grad-video);-webkit-background-clip:text;background-clip:text;color:transparent}
  .gv-head p{font-size:15.5px;color:var(--muted);line-height:1.6}

  /* ===== Compare (pay-as-you-go vs subscription) ===== */
  .gv-cmp{display:grid;grid-template-columns:1fr 1fr;gap:20px}
  @media(max-width:760px){.gv-cmp{grid-template-columns:1fr}}
  .cmp-card{border-radius:20px;padding:28px;border:1px solid var(--line);background:#fff;box-shadow:0 10px 30px rgba(10,20,60,.05)}
  .cmp-card.hi{border:2px solid var(--brand);background:linear-gradient(180deg,#f5faff,#fff);position:relative}
  .cmp-card.hi::after{content:attr(data-tag);position:absolute;top:-12px;left:24px;background:var(--grad-video);color:#fff;font-size:11px;font-weight:800;padding:4px 12px;border-radius:20px}
  .cmp-card h3{font-size:20px;font-weight:800;color:#0f172a;display:flex;align-items:center;gap:10px}
  .cmp-card h3 i{width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;font-size:17px;color:#fff}
  .cmp-card .lead{font-size:13.5px;color:var(--muted);margin:8px 0 16px}
  .cmp-list{list-style:none;display:flex;flex-direction:column;gap:11px}
  .cmp-list li{display:flex;gap:10px;font-size:14px;color:#3f3f46;line-height:1.5}
  .cmp-list li i{margin-top:3px;font-size:14px}
  .cmp-list li i.y{color:#16a34a}.cmp-list li i.n{color:#cbd5e1}

  /* ===== Steps ===== */
  .gv-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
  @media(max-width:860px){.gv-steps{grid-template-columns:1fr 1fr}}
  @media(max-width:480px){.gv-steps{grid-template-columns:1fr}}
  .step{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;position:relative;box-shadow:0 8px 22px rgba(10,20,60,.05)}
  .step .no{width:40px;height:40px;border-radius:12px;background:var(--grad-video);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:17px;margin-bottom:14px}
  .step h4{font-size:16px;font-weight:800;color:#0f172a;margin-bottom:8px}
  .step p{font-size:13.5px;color:var(--muted);line-height:1.55}

  /* ===== Pricing (per-job) ===== */
  .gv-price-sec{background:#0b1020;color:#fff;border-radius:26px;padding:clamp(32px,5vw,52px);position:relative;overflow:hidden}
  .gv-price-sec::before{content:"";position:absolute;top:-40%;right:-10%;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(61,139,255,.28),transparent 62%)}
  .gv-price-sec .gv-head h2,.gv-price-sec .gv-head p{color:#fff}
  .gv-price-sec .gv-head .eb{background:rgba(255,255,255,.12);color:#a5c8ff}
  .gv-price-sec .gv-head p{color:#aab7d4}
  .free-banner{position:relative;z-index:1;display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap;background:linear-gradient(135deg,rgba(246,190,0,.16),rgba(245,166,35,.12));border:1px solid rgba(246,190,0,.4);border-radius:16px;padding:16px 22px;margin-bottom:26px;text-align:center}
  .free-banner i{color:#facc15;font-size:22px}
  .free-banner b{color:#facc15}
  .free-banner span{font-size:15px;font-weight:700;color:#fdf4d3}
  .price-grid{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
  @media(max-width:860px){.price-grid{grid-template-columns:1fr 1fr}}
  @media(max-width:480px){.price-grid{grid-template-columns:1fr}}
  .pcard{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:22px 20px;backdrop-filter:blur(6px)}
  .pcard .pi{width:44px;height:44px;border-radius:12px;background:rgba(61,139,255,.2);color:#7db1ff;display:flex;align-items:center;justify-content:center;font-size:19px;margin-bottom:14px}
  .pcard h4{font-size:15px;font-weight:800;color:#fff}
  .pcard .spec{font-size:12px;color:#93a2c4;margin:4px 0 14px}
  .pcard .amt{font-size:26px;font-weight:800;color:#2fe6d6;line-height:1}
  .pcard .amt small{font-size:13px;font-weight:700;color:#8ea0c7}
  .pcard .note{font-size:11.5px;color:#8ea0c7;margin-top:8px;display:flex;align-items:center;gap:6px}
  .pcard .note i{color:#facc15}
  .price-foot{position:relative;z-index:1;margin-top:26px;font-size:13px;color:#93a2c4;text-align:center;line-height:1.7}
  .price-foot b{color:#c7d3ee}

  /* ===== Gallery ===== */
  .gv-gal{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
  @media(max-width:860px){.gv-gal{grid-template-columns:1fr 1fr}}
  .gcell{position:relative;border-radius:16px;overflow:hidden;aspect-ratio:3/4;background-size:cover;background-position:center;box-shadow:0 12px 28px rgba(10,20,60,.12)}
  .gcell .cap{position:absolute;left:0;right:0;bottom:0;padding:12px;background:linear-gradient(transparent,rgba(6,10,25,.82));color:#fff}
  .gcell .cap .t{font-size:12.5px;font-weight:800}
  .gcell .cap .s{font-size:10.5px;opacity:.85;margin-top:2px}
  .gcell .badge-md{position:absolute;top:8px;left:8px;font-size:9.5px;font-weight:800;color:#fff;background:rgba(15,23,42,.55);padding:3px 8px;border-radius:20px;backdrop-filter:blur(4px)}

  /* ===== FAQ ===== */
  .gv-faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
  .gv-faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:2px 20px;box-shadow:0 6px 16px rgba(10,20,60,.04)}
  .gv-faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 0;font-size:15px;font-weight:700;color:#0f172a}
  .gv-faq summary::-webkit-details-marker{display:none}
  .gv-faq summary .q{color:var(--brand);margin-right:8px;font-weight:800}
  .gv-faq summary i{transition:.2s;color:var(--muted-2)}
  .gv-faq details[open] summary i{transform:rotate(180deg)}
  .gv-faq p{font-size:14px;color:var(--muted);line-height:1.65;padding:0 0 16px}

  /* ===== CTA ===== */
  .gv-final{text-align:center;background:var(--grad-video);color:#fff;border-radius:26px;padding:clamp(36px,6vw,60px)}
  .gv-final h2{font-size:clamp(24px,3.6vw,38px);font-weight:800;letter-spacing:-.5px}
  .gv-final p{font-size:16px;opacity:.94;max-width:560px;margin:12px auto 24px;line-height:1.6}
  .gv-final .btn{padding:16px 34px;font-size:16.5px;background:#fff;color:var(--brand)}

  @media(max-width:900px){
    .gv-grid{grid-template-columns:1fr;gap:28px;padding:12px 0 44px}
    .gv-grid>div{min-width:0}
    .gv-sub{max-width:none}
    .gv-shot{max-width:520px;margin:0 auto}
  }
  @media(max-width:560px){
    .gv-h1{font-size:30px}
    .gv-cta{width:100%}
    .gv-cta .btn{white-space:normal;text-align:center;justify-content:center;flex:1 1 100%}
    .gv-final .btn{white-space:normal}
  }

/* ============================================================
   Override legacy site.css: a.btn (uppercase/white/radius2/line48),
   h1/h2 (color + transform) đè lên .btn-grad/.btn-outline & chữ gradient.
   Nạp sau bundle nên chỉ cần đủ specificity + vài !important.
   ============================================================ */
.gv-hero a.btn,.gv-final a.btn,.gv-cta a.btn{
  display:inline-flex !important;align-items:center;justify-content:center;gap:10px;
  line-height:1.2 !important;border-radius:12px !important;font-weight:800;
  text-transform:none !important;letter-spacing:normal !important;white-space:normal;
  border:none;height:auto !important;
}
.gv-cta a.btn{padding:15px 28px !important;font-size:15.5px !important}
.gv-final a.btn{padding:16px 34px !important;font-size:16.5px !important}
/* gradient / outline / white variants */
.gv-cta a.btn-grad,.gv-hero a.btn-grad{background:var(--grad-video) !important;color:#fff !important;box-shadow:0 14px 30px rgba(30,64,175,.28)}
.gv-cta a.btn-grad:hover{filter:brightness(1.05);color:#fff !important}
.gv-cta a.btn-outline{background:#fff !important;color:var(--brand) !important;border:1.5px solid var(--brand) !important}
.gv-cta a.btn-outline:hover{background:var(--brand) !important;color:#fff !important}
.gv-final a.btn{background:#fff !important;color:var(--brand) !important}

/* Tiêu đề: bỏ uppercase, đúng màu, chữ gradient hiện đúng */
.gv-hero .gv-h1{text-transform:none !important;letter-spacing:-1px !important;color:#0f172a !important}
.gv-head h2{text-transform:none !important;letter-spacing:-.5px !important;color:#0f172a !important}
.gv-hero .gv-h1 .g,.gv-head h2 .g{
  background:var(--grad-video) !important;-webkit-background-clip:text !important;background-clip:text !important;
  -webkit-text-fill-color:transparent !important;color:transparent !important;
}
.gv-price-sec .gv-head h2{color:#fff !important}
.gv-price-sec .gv-head h2 .g{-webkit-text-fill-color:transparent !important}
.gv-final h2{color:#fff !important;text-transform:none !important}
.gv-sub{color:var(--muted)}
.gv-head .eb,.gv-price-sec .gv-head .eb{text-transform:uppercase}

/* Bớt khoảng trống đầu hero (template canh giữa gây gap khi cột phải cao hơn) */
.gv-hero .gv-grid{padding-top:24px !important;padding-bottom:24px !important;align-items:start !important}
@media(max-width:900px){.gv-hero .gv-grid{padding-top:20px !important;padding-bottom:16px !important}}
/* Bớt khoảng trống lớn giữa hero và section "Hai cách dùng" ngay dưới */
.gv-hero + .gv-sec{padding-top:28px !important}

/* ===== Hero landing: phóng TO mockup trình duyệt cho ấn tượng hơn ===== */
.gv-hero .gv-grid{grid-template-columns:.85fr 1.15fr !important;gap:clamp(22px,3.2vw,40px) !important}
.gv-hero .browser{border-radius:22px;box-shadow:0 50px 110px rgba(15,23,42,.42)}
.gv-hero .browser .bar{padding:13px 16px}
.gv-hero .browser .bar .dot{width:12px;height:12px}
.gv-hero .browser .url{font-size:12.5px;padding:7px 14px}
.gv-hero .browser .stage{grid-template-columns:136px 1fr;padding:16px;gap:14px}
.gv-hero .b-prompt{font-size:11px;min-height:82px;padding:11px}
.gv-hero .b-go{font-size:12px;padding:11px}
.gv-hero .b-results{gap:10px}
.gv-hero .b-cell .tag{font-size:9px;padding:3px 7px}
.gv-hero .b-cell .play{font-size:22px}
/* mobile vẫn 1 cột (đè lại !important ở trên) */
@media(max-width:900px){.gv-hero .gv-grid{grid-template-columns:1fr !important}}

/* ===== Mobile: mockup gen-video vừa khít, không tràn ngang ===== */
@media(max-width:640px){
  /* Bớt khoảng trống thừa phía trên badge "Chạy trên web" */
  .gv-hero .gv-grid{padding-top:6px !important;padding-bottom:12px !important;gap:20px !important}
  .gv-hero{overflow-x:hidden}
  .gv-shot{max-width:100%}
  /* thu gọn nội khung (đè bản phóng to ở desktop) cho vừa màn hẹp */
  .gv-hero .browser .stage{grid-template-columns:88px 1fr !important;padding:10px !important;gap:8px !important}
  .gv-hero .b-results{gap:7px !important}
  .gv-hero .b-prompt{min-height:auto !important}
  /* badge nổi kéo VÀO TRONG, không thò ra mép (tránh bị cắt/tràn) */
  .gv-float{padding:7px 10px}
  .gv-float .n{font-size:12px}
  .gv-float .l{font-size:9.5px}
  .gv-float.f1{top:4px;right:4px}
  .gv-float.f2{bottom:8px;left:4px}
}