/*
 * ethemes — giao diện trang bán hàng và trang đăng nhập.
 * Dùng chung token màu, nút, ô nhập từ /assets/admin/app.css; file này chỉ thêm thành phần marketing.
 */
body.ui-site-body { margin: 0; background: #fff; color: var(--ui-text); font-family: var(--ui-font); font-size: 15px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
.ui-site-body *, .ui-site-body *::before, .ui-site-body *::after { box-sizing: border-box; }
:where(.ui-site-body) a { color: inherit; text-decoration: none; }
.ui-site-body h1, .ui-site-body h2, .ui-site-body h3, .ui-site-body p { margin: 0; }
.ui-site-body [hidden] { display: none !important; }
.s-wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.s-eyebrow { display: inline-block; font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--ui-primary); }
.s-title { font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; letter-spacing: -.025em; line-height: 1.2; color: var(--ui-text); margin-top: 8px; }
.s-lead { font-size: 16px; color: var(--ui-muted); margin-top: 12px; max-width: 640px; }
.s-center { text-align: center; }
.s-center .s-lead { margin-left: auto; margin-right: auto; }
.s-section { padding: 80px 0; }
.s-section.is-tint { background: #f6f8fc; }

/* Header */
.s-header { position: sticky; top: 0; z-index: 40; background: rgba(255,255,255,.9); backdrop-filter: blur(10px); border-bottom: 1px solid var(--ui-border); }
.s-header .s-wrap { display: flex; align-items: center; gap: 28px; height: 68px; }
.s-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; letter-spacing: -.02em; }
.s-nav { display: none; gap: 26px; font-size: 14.5px; color: var(--ui-text-2); font-weight: 500; }
.s-nav a:hover { color: var(--ui-primary); }
@media (min-width: 900px) { .s-nav { display: flex; } }
.s-header-actions { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.s-header-actions .s-login { display: none; }
@media (min-width: 640px) { .s-header-actions .s-login { display: inline-flex; } }

/* Hero */
.s-hero { position: relative; overflow: hidden; padding: 84px 0 72px; background: radial-gradient(1200px 500px at 85% -10%, #dbe6fe 0%, transparent 60%), radial-gradient(900px 420px at -10% 20%, #ede9fe 0%, transparent 55%), #fff; }
.s-hero-grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 1000px) { .s-hero-grid { grid-template-columns: 1.05fr .95fr; } }
.s-hero h1 { font-size: clamp(34px, 5vw, 56px); font-weight: 800; letter-spacing: -.035em; line-height: 1.08; }
.s-hero h1 em { font-style: normal; background: linear-gradient(90deg, #2563eb, #7c3aed); -webkit-background-clip: text; background-clip: text; color: transparent; }
.s-hero .s-lead { font-size: 17px; }
.s-pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px 6px 6px; border-radius: 999px; background: #fff; border: 1px solid var(--ui-border); font-size: 13px; color: var(--ui-text-2); box-shadow: var(--ui-shadow-sm); margin-bottom: 18px; }
.s-pill b { padding: 2px 8px; border-radius: 999px; background: var(--ui-primary); color: #fff; font-size: 11.5px; }
.s-domain { margin-top: 28px; max-width: 560px; }
.s-domain .ui-search-hero input { height: 54px; font-size: 16px; }
.s-domain .ui-search-hero button { height: 54px; }
.s-domain-tlds { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 12px; font-size: 13px; color: var(--ui-muted); }
.s-domain-tlds b { color: var(--ui-text); }
.s-trust { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 30px; font-size: 13.5px; color: var(--ui-text-2); }
.s-trust span { display: inline-flex; gap: 8px; align-items: center; }
.s-trust .ui-icon { color: var(--ui-success); }

/* Mockup trình duyệt ở hero */
.s-mock { position: relative; }
.s-mock-window { border-radius: 16px; background: #fff; border: 1px solid var(--ui-border); box-shadow: 0 40px 80px -30px rgba(15,23,42,.35); overflow: hidden; }
.s-mock-bar { display: flex; align-items: center; gap: 6px; padding: 12px 14px; border-bottom: 1px solid var(--ui-border); background: #f8fafc; }
.s-mock-bar i { width: 10px; height: 10px; border-radius: 50%; background: #e2e8f0; }
.s-mock-bar span { margin-left: 10px; flex: 1; height: 24px; border-radius: 6px; background: #fff; border: 1px solid var(--ui-border); font-size: 11.5px; color: var(--ui-muted); display: flex; align-items: center; padding: 0 10px; }
.s-mock-window img { display: block; width: 100%; height: 340px; object-fit: cover; object-position: top; }
.s-mock-card { position: absolute; display: flex; gap: 10px; align-items: center; padding: 12px 14px; background: #fff; border-radius: 12px; border: 1px solid var(--ui-border); box-shadow: var(--ui-shadow-lg); font-size: 13px; }
.s-mock-card b { display: block; font-size: 14px; }
.s-mock-card small { color: var(--ui-muted); }
.s-mock-card.is-a { left: -18px; bottom: 36px; }
.s-mock-card.is-b { right: -12px; top: 64px; }
@media (max-width: 999px) { .s-mock-card { display: none; } }

/* Danh mục mẫu */
.s-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin-top: 28px; }
.s-chip { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; border: 1px solid var(--ui-border); background: #fff; font: 500 13.5px var(--ui-font); color: var(--ui-text-2); cursor: pointer; transition: all .12s; }
.s-chip:hover { border-color: var(--ui-primary); color: var(--ui-primary); }
.s-chip.is-active { background: var(--ui-text); border-color: var(--ui-text); color: #fff; }
.s-chip i { width: 8px; height: 8px; border-radius: 50%; }
.s-templates { display: grid; gap: 22px; margin-top: 32px; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); }
.s-tpl { border: 1px solid var(--ui-border); border-radius: 14px; overflow: hidden; background: #fff; transition: transform .18s, box-shadow .18s; display: flex; flex-direction: column; }
.s-tpl:hover { transform: translateY(-4px); box-shadow: 0 24px 48px -24px rgba(15,23,42,.3); }
.s-tpl-shot { position: relative; height: 220px; overflow: hidden; background: #eef2f7; }
.s-tpl-shot img { width: 100%; height: 100%; object-fit: cover; object-position: top; transition: object-position 3s ease; }
.s-tpl:hover .s-tpl-shot img { object-position: bottom; }
.s-tpl-shot .s-tpl-tag { position: absolute; left: 12px; top: 12px; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 600; color: #fff; }
.s-tpl-body { padding: 16px 18px 18px; display: flex; flex-direction: column; flex: 1; }
.s-tpl-body h3 { font-size: 16px; font-weight: 700; }
.s-tpl-body p { font-size: 13.5px; color: var(--ui-muted); margin-top: 4px; min-height: 42px; }
.s-tpl-foot { display: flex; align-items: center; gap: 8px; margin-top: 14px; }
.s-tpl-price { margin-right: auto; font-weight: 700; font-size: 15px; }
.s-tpl-price small { display: block; font-size: 11px; font-weight: 500; color: var(--ui-muted); }
.s-tpl-shot .s-tpl-kind { position: absolute; right: 12px; top: 12px; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; color: #fff; box-shadow: 0 2px 8px rgba(0,0,0,.18); }
.s-tpl-kinds { display: flex; gap: 4px; margin-top: 12px; padding: 3px; background: var(--ui-bg, #f1f5f9); border-radius: 10px; }
.s-tpl-kinds button { flex: 1; border: 0; background: none; padding: 6px 4px; border-radius: 8px; font: 600 12.5px var(--ui-font); color: var(--ui-text-2); cursor: pointer; }
.s-tpl-kinds button.is-on { background: #fff; color: var(--ui-text); box-shadow: 0 1px 3px rgba(15,23,42,.15); }
.s-kinds { margin-top: 10px; align-items: center; }
.s-kinds:empty { display: none; }
.s-kinds-l { font-size: 13px; color: var(--ui-muted); margin-right: 2px; }
.s-tpl-mock { height: 100%; background: linear-gradient(160deg, var(--a, #2563eb), var(--b, #dbe6fe)); padding: 18px; }
.s-tpl-mock i { display: block; height: 10px; width: 50%; border-radius: 6px; background: rgba(255,255,255,.7); }
.s-tpl-mock b { display: block; height: 18px; width: 75%; border-radius: 6px; background: #fff; margin-top: 10px; }

/* Bước & dịch vụ */
.s-steps { display: grid; gap: 20px; margin-top: 40px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); counter-reset: s; }
.s-step { padding: 26px; border-radius: 14px; background: #fff; border: 1px solid var(--ui-border); counter-increment: s; }
.s-step::before { content: "0" counter(s); display: block; font-size: 13px; font-weight: 800; color: var(--ui-primary); letter-spacing: .08em; }
.s-step h3 { font-size: 17px; font-weight: 700; margin-top: 10px; }
.s-step p { font-size: 14px; color: var(--ui-muted); margin-top: 6px; }
.s-services { display: grid; gap: 20px; margin-top: 40px; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.s-service { padding: 26px; border-radius: 14px; border: 1px solid var(--ui-border); background: #fff; }
.s-service .ui-stat-icon { width: 44px; height: 44px; }
.s-service h3 { font-size: 17px; font-weight: 700; margin-top: 16px; }
.s-service p { font-size: 14px; color: var(--ui-muted); margin-top: 6px; }
.s-service a { display: inline-flex; gap: 6px; align-items: center; margin-top: 14px; font-size: 14px; font-weight: 600; color: var(--ui-primary); }

/* Bảng giá */
.s-pricing { display: grid; gap: 20px; margin-top: 40px; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); align-items: stretch; }
.s-price { position: relative; padding: 30px; border-radius: 16px; border: 1px solid var(--ui-border); background: #fff; display: flex; flex-direction: column; }
.s-price.is-featured { border: 2px solid var(--ui-primary); box-shadow: 0 30px 60px -30px rgba(37,99,235,.45); }
.s-price .ui-badge { position: absolute; top: -12px; left: 30px; }
.s-price h3 { font-size: 18px; font-weight: 700; }
.s-price .s-amount { font-size: 34px; font-weight: 800; letter-spacing: -.03em; margin: 14px 0 4px; }
.s-price .s-amount small { font-size: 14px; font-weight: 500; color: var(--ui-muted); letter-spacing: 0; }
.s-price ul { list-style: none; margin: 18px 0 24px; padding: 0; display: grid; gap: 10px; font-size: 14px; color: var(--ui-text-2); }
.s-price li { display: flex; gap: 10px; }
.s-price li .ui-icon { color: var(--ui-success); width: 17px; height: 17px; margin-top: 3px; }
.s-price .ui-btn { margin-top: auto; height: 44px; }

/* FAQ */
.s-faq { max-width: 780px; margin: 36px auto 0; display: grid; gap: 10px; }
.s-faq details { border: 1px solid var(--ui-border); border-radius: 12px; background: #fff; padding: 0 20px; }
.s-faq summary { cursor: pointer; list-style: none; padding: 18px 0; font-weight: 600; display: flex; justify-content: space-between; gap: 12px; }
.s-faq summary::-webkit-details-marker { display: none; }
.s-faq summary::after { content: "+"; font-size: 20px; line-height: 1; color: var(--ui-muted); }
.s-faq details[open] summary::after { content: "–"; }
.s-faq details p { padding: 0 0 18px; color: var(--ui-muted); font-size: 14.5px; }

/* CTA & footer */
.s-cta { border-radius: 20px; padding: 48px; background: linear-gradient(120deg, #0c1424, #1e3a8a 60%, #2563eb); color: #fff; display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; }
.s-cta h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; letter-spacing: -.02em; }
.s-cta p { color: #c7d2fe; margin-top: 8px; }
.s-footer { background: #0c1424; color: #94a3b8; padding: 56px 0 28px; font-size: 14px; }
.s-footer-grid { display: grid; gap: 32px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.s-footer h4 { color: #fff; font-size: 14px; margin: 0 0 14px; }
.s-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.s-footer a:hover { color: #fff; }
.s-footer-bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid #1e293b; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; font-size: 13px; }

/* Modal tạo demo */
.s-modal { position: fixed; inset: 0; z-index: 90; display: grid; place-items: center; padding: 16px; background: rgba(15,23,42,.55); }
.s-modal-box { width: min(460px, 100%); background: #fff; border-radius: 16px; padding: 26px; box-shadow: var(--ui-shadow-lg); }

/* ---------- Trang đăng nhập ---------- */
.s-auth { min-height: 100vh; display: grid; }
@media (min-width: 960px) { .s-auth { grid-template-columns: 1fr 1fr; } }
.s-auth-side { display: none; position: relative; overflow: hidden; padding: 48px; color: #fff; background: radial-gradient(700px 400px at 100% 0%, rgba(99,102,241,.45), transparent 60%), linear-gradient(150deg, #0c1424 0%, #13234a 55%, #1e3a8a 100%); }
@media (min-width: 960px) { .s-auth-side { display: flex; flex-direction: column; } }
.s-auth-side h2 { font-size: 32px; font-weight: 800; letter-spacing: -.02em; line-height: 1.2; margin-top: auto; max-width: 440px; }
.s-auth-side p { color: #c7d2fe; margin-top: 14px; max-width: 440px; }
.s-auth-side ul { list-style: none; padding: 0; margin: 28px 0 auto; display: grid; gap: 12px; color: #e0e7ff; font-size: 14.5px; }
.s-auth-side li { display: flex; gap: 10px; align-items: center; }
.s-auth-side li .ui-icon { color: #93c5fd; }
.s-auth-main { display: grid; place-items: center; padding: 40px 20px; background: #fff; }
.s-auth-box { width: min(400px, 100%); }
.s-auth-box h1 { font-size: 26px; font-weight: 800; letter-spacing: -.02em; margin-top: 28px; }
.s-auth-box .s-lead { font-size: 14.5px; margin-top: 6px; }
.s-auth-box form { display: grid; gap: 16px; margin-top: 26px; }
.s-auth-box .ui-input { height: 44px; font-size: 15px; }
.s-auth-box .ui-btn-primary { height: 46px; font-size: 14.5px; }
.s-auth-links { display: flex; justify-content: space-between; gap: 10px; font-size: 13.5px; margin-top: 18px; }
.s-auth-links a { color: var(--ui-primary); font-weight: 600; }
.s-pass { position: relative; }
.s-pass .ui-input { padding-right: 44px; }
.s-pass button { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); }
.s-hero .s-lead { margin-top: 18px; }