:root{
  --bg:#f6f8ff;
  --card:#ffffff;
  --navy:#0f172a;
  --muted:#64748b;
  --line:#e7eaf3;
  --blue:#2563eb;
  --violet:#7c3aed;
  --grad:linear-gradient(90deg,#2563eb,#7c3aed);
  --sidebar:#0b1220;
  --success:#16a34a;
  --warning:#f59e0b;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--navy);background:var(--bg)}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
.container{width:min(1180px,calc(100% - 36px));margin:auto}
.topbar{height:76px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:24px}
.brand img{height:38px;width:auto}
.nav{display:flex;gap:28px;align-items:center;color:#334155;font-size:14px}
.actions{display:flex;gap:10px}
.btn{border:0;border-radius:12px;padding:12px 18px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px}
.btn-primary{background:var(--grad);color:white;box-shadow:0 10px 28px rgba(79,70,229,.22)}
.btn-light{background:white;border:1px solid var(--line)}
.btn-dark{background:#111827;color:white}
.hero{padding:72px 0 58px;background:radial-gradient(circle at 85% 20%,rgba(124,58,237,.15),transparent 28%),radial-gradient(circle at 15% 10%,rgba(37,99,235,.12),transparent 28%)}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:50px;align-items:center}
.badge{display:inline-flex;padding:8px 12px;border-radius:999px;background:#eef2ff;color:#4f46e5;font-weight:700;font-size:13px}
h1{font-size:58px;line-height:1.02;letter-spacing:-2.6px;margin:18px 0}
.gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:20px;line-height:1.55;color:#475569;max-width:650px}
.hero-card{background:#0f172a;border-radius:24px;padding:14px;box-shadow:0 30px 70px rgba(15,23,42,.22)}
.video-placeholder{height:360px;border-radius:18px;background:linear-gradient(135deg,#1e293b,#334155);position:relative;overflow:hidden;display:grid;place-items:center}
.video-placeholder:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 70% 30%,rgba(124,58,237,.45),transparent 35%)}
.play{width:78px;height:78px;border-radius:50%;background:rgba(255,255,255,.95);display:grid;place-items:center;z-index:2;font-size:28px;color:#4f46e5}
.video-copy{position:absolute;left:24px;bottom:24px;z-index:2;color:#fff;font-size:27px;font-weight:800}
.metrics{display:flex;gap:28px;margin-top:28px;flex-wrap:wrap;color:#334155;font-size:14px}
.metrics span{display:flex;gap:8px;align-items:center}
.dot{width:8px;height:8px;background:#6366f1;border-radius:50%}
.section{padding:74px 0}
.section-title{text-align:center;max-width:760px;margin:0 auto 38px}
.section-title h2{font-size:38px;letter-spacing:-1.5px;margin:0 0 12px}
.section-title p{color:var(--muted);font-size:17px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 10px 30px rgba(15,23,42,.04)}
.iconbox{width:46px;height:46px;border-radius:12px;background:#eef2ff;color:#4f46e5;display:grid;place-items:center;font-size:20px}
.card h3{margin:16px 0 8px}
.card p{color:var(--muted);line-height:1.55;margin:0}
.cta{padding:34px;border-radius:24px;background:var(--grad);color:white;display:flex;justify-content:space-between;align-items:center;gap:20px}
.cta h3{font-size:30px;margin:0 0 8px}
.footer{padding:34px 0;border-top:1px solid var(--line);color:#64748b;font-size:14px}

/* app */
.app{min-height:100vh;display:grid;grid-template-columns:230px 1fr}
.sidebar{background:var(--sidebar);color:#cbd5e1;padding:22px 14px;position:sticky;top:0;height:100vh}
.side-brand{display:flex;align-items:center;gap:9px;color:white;font-weight:800;font-size:19px;padding:6px 10px 24px}
.side-brand img{height:30px;width:auto}
.menu{display:grid;gap:5px}
.menu a{padding:11px 12px;border-radius:10px;font-size:14px}
.menu a:hover,.menu a.active{background:linear-gradient(90deg,rgba(37,99,235,.8),rgba(124,58,237,.8));color:white}
.side-bottom{position:absolute;bottom:20px;left:14px;right:14px;display:grid;gap:5px}
.main{min-width:0}
.appbar{height:72px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px}
.search{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:10px 14px;width:320px;color:#64748b}
.user{display:flex;align-items:center;gap:10px;font-size:14px}
.avatar-dot{width:34px;height:34px;border-radius:50%;background:var(--grad)}
.content{padding:28px}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:24px}
.page-head h1{font-size:32px;letter-spacing:-1px;margin:0}
.sub{color:var(--muted);margin-top:6px}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat .label{color:var(--muted);font-size:13px}
.stat .value{font-size:29px;font-weight:800;margin-top:7px}
.layout-2{display:grid;grid-template-columns:2fr 1fr;gap:18px;margin-top:18px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line);font-size:14px}
.table th{font-size:12px;text-transform:uppercase;color:#94a3b8}
.status{display:inline-flex;padding:5px 9px;border-radius:999px;font-size:12px;font-weight:700}
.status.ok{background:#dcfce7;color:#15803d}
.status.work{background:#dbeafe;color:#1d4ed8}
.status.draft{background:#fef3c7;color:#b45309}
.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;max-width:900px}
.choice{padding:38px;border-radius:22px;background:white;border:1px solid var(--line);text-align:center}
.choice .bigicon{font-size:44px;margin-bottom:18px}
.choice h2{font-size:27px;margin:0 0 10px}
.choice p{color:var(--muted);line-height:1.6}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.plan{position:relative}
.plan.popular{border:2px solid #7c3aed}
.ribbon{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--grad);color:white;padding:5px 13px;border-radius:999px;font-size:12px;font-weight:800}
.price{font-size:34px;font-weight:900;margin:8px 0}
.plan ul{padding-left:20px;color:#475569;line-height:1.9}
.admin-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 75% 15%,rgba(124,58,237,.18),transparent 30%),#f8fafc}
.auth{width:min(430px,100%);background:white;border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:0 24px 70px rgba(15,23,42,.08)}
.auth .brand{justify-content:center;margin-bottom:26px}
.field{display:grid;gap:7px;margin-bottom:15px}
.field label{font-size:13px;font-weight:700}
.field input{border:1px solid #dbe1ec;border-radius:10px;padding:12px 13px}
.muted{color:var(--muted);font-size:13px}
.mobile-top{display:none}
@media(max-width:980px){
  .hero-grid,.layout-2{grid-template-columns:1fr}
  .cards,.stat-grid,.admin-grid{grid-template-columns:repeat(2,1fr)}
  .plan-grid{grid-template-columns:1fr}
  .nav{display:none}
  h1{font-size:45px}
}
@media(max-width:760px){
  .app{grid-template-columns:1fr}
  .sidebar{display:none}
  .mobile-top{display:flex;background:#0b1220;color:white;padding:14px 18px;align-items:center;justify-content:space-between}
  .appbar{padding:0 16px}
  .search{display:none}
  .content{padding:18px}
  .stat-grid,.admin-grid,.cards,.choice-grid{grid-template-columns:1fr}
  .hero-grid{gap:24px}
  h1{font-size:39px}
  .video-placeholder{height:270px}
  .cta{flex-direction:column;align-items:flex-start}
}