:root{
  --bg:#031222;--bg2:#081b34;--panel:#0c2448;--border:rgba(255,255,255,.08);--text:#f5f8ff;--muted:#afc1dc;--accent:#49d0ec;--accent2:#2cb9e5;--shadow:0 22px 60px rgba(0,0,0,.28);
}
*{box-sizing:border-box}html,body{margin:0;padding:0}
body{min-height:100vh;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text);background:radial-gradient(circle at top left, rgba(73,208,236,.08), transparent 30%),linear-gradient(180deg,var(--bg),var(--bg2))}
a{text-decoration:none;color:inherit}.container{width:min(1260px,92%);margin:0 auto}
.topbar{position:sticky;top:0;z-index:80;background:rgba(3,16,31,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.topbar-inner{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:14px;font-weight:900;font-size:20px;letter-spacing:-.3px}
.brand-icon{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(180deg,var(--accent),var(--accent2));color:#08203a;font-weight:900;box-shadow:var(--shadow)}
.nav{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.nav a{min-width:118px;text-align:center;padding:12px 16px;border-radius:14px;color:#d9e6fb;font-weight:700;border:1px solid transparent;transition:.18s ease}
.nav a:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.08)}
.nav a.nav-accent{background:rgba(73,208,236,.12);border-color:rgba(73,208,236,.25);color:#dffcff}
.main-content{padding:38px 0 96px}
.hero{position:relative;overflow:hidden;border-radius:32px;border:1px solid var(--border);box-shadow:var(--shadow);background:linear-gradient(180deg, rgba(4,17,35,.58), rgba(4,17,35,.78)),radial-gradient(circle at top left, rgba(73,208,236,.12), transparent 24%),linear-gradient(135deg, #081a33, #0a2244 50%, #0c2a55)}
.hero-grid{display:grid;grid-template-columns:1.2fr .85fr;gap:24px;padding:42px}
.hero-video{position:absolute;inset:0;z-index:0;opacity:.18}.hero-video video{width:100%;height:100%;object-fit:cover}.hero-grid>*{position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;padding:10px 15px;border-radius:999px;font-size:14px;font-weight:800;background:rgba(73,208,236,.12);border:1px solid rgba(73,208,236,.22);color:#abf8ff;margin-bottom:18px}
.hero h1{margin:0 0 14px;font-size:62px;line-height:1.01;letter-spacing:-1.5px;max-width:760px}
.hero p{margin:0 0 26px;max-width:760px;font-size:18px;line-height:1.68;color:var(--muted)}
.button-row,.inline-form{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn{display:inline-flex;align-items:center;justify-content:center;min-width:180px;padding:14px 18px;border-radius:16px;border:1px solid transparent;font-weight:800;cursor:pointer;background:linear-gradient(180deg,var(--accent),var(--accent2));color:#08203a}
.btn-secondary{background:rgba(255,255,255,.07);color:var(--text);border-color:rgba(255,255,255,.08)}
.btn-danger{background:rgba(227,107,136,.16);color:#ffd7df;border-color:rgba(227,107,136,.24)}
.btn-warn{background:rgba(255,180,77,.16);color:#ffe4bd;border-color:rgba(255,180,77,.22)}
.stats-grid,.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.stat-card,.feature-card,.panel,.sidebar,.card,.auth-card{background:linear-gradient(180deg,rgba(12,36,72,.98),rgba(8,27,55,.98));border:1px solid var(--border);border-radius:28px;box-shadow:var(--shadow)}
.stat-card,.panel,.card,.auth-card,.feature-card{padding:24px}.sidebar{padding:18px;position:sticky;top:96px;height:fit-content}
.stat-card{min-height:170px;display:flex;flex-direction:column;justify-content:space-between}
.stat-label{font-size:15px;font-weight:700;color:#dce8fa}.stat-number{font-size:50px;line-height:1;font-weight:900;letter-spacing:-1px}.stat-sub{color:var(--muted);font-size:14px;line-height:1.5}
.section{margin-top:24px}.section-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 16px}.section-title h2{margin:0;font-size:30px;letter-spacing:-.5px}
.features,.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{min-height:220px}.feature-card h3{margin:0 0 14px;font-size:29px;letter-spacing:-.4px;line-height:1.1}.feature-card p,.muted{margin:0;color:var(--muted);font-size:17px;line-height:1.7}
.layout-grid{display:grid;grid-template-columns:270px 1fr;gap:24px}.side-link{display:block;padding:15px 16px;border-radius:16px;margin-bottom:10px;font-weight:700;color:var(--text)}.side-link.active,.side-link:hover{background:rgba(73,208,236,.16)}
.grid-form,.two-col{display:grid;gap:16px}.grid-form{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr 1fr}.form-full{grid-column:1/-1}
label{display:block;margin:10px 0 8px;font-weight:600}input,select,textarea{width:100%;border:1px solid rgba(255,255,255,.10);background:#03152f;color:var(--text);padding:14px 16px;border-radius:16px;outline:none}textarea{min-height:120px;resize:vertical}input:focus,select:focus,textarea:focus{border-color:rgba(73,208,236,.45)}
.alert{padding:14px 16px;border-radius:16px;margin-bottom:16px;border:1px solid rgba(73,208,236,.18);background:rgba(73,208,236,.12)}.alert.danger{border-color:rgba(234,109,138,.26);background:rgba(234,109,138,.12)}.alert.ok{border-color:rgba(74,203,155,.24);background:rgba(74,203,155,.10)}.alert.warn{border-color:rgba(244,177,74,.24);background:rgba(244,177,74,.10)}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:14px 10px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}.table th{color:#d7e9ff;font-size:14px}
.pill{display:inline-block;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.08);font-size:12px}.ok-pill{background:rgba(74,203,155,.14);color:#adf3d6}.warn-pill{background:rgba(244,177,74,.14);color:#ffe1b0}.danger-pill{background:rgba(234,109,138,.14);color:#ffd7df}.small{font-size:13px}
.footer-wrap{position:fixed;left:0;right:0;bottom:0;padding:0 18px 16px;pointer-events:none}.footer-bar{max-width:1260px;margin:0 auto;padding:12px 18px;border-radius:18px;text-align:center;color:#d4e6fb;font-weight:700;background:rgba(3,16,31,.88);border:1px solid var(--border);box-shadow:var(--shadow);pointer-events:auto}
.auth-card{max-width:560px;margin:28px auto;padding:30px}.auth-wide{max-width:920px}
@media (max-width:1100px){.hero-grid,.layout-grid,.two-col{grid-template-columns:1fr}.hero h1{font-size:50px}}
@media (max-width:860px){.features,.cards-grid,.stats-grid,.stat-grid,.grid-form{grid-template-columns:1fr}.nav a{min-width:auto;padding:10px 12px}.hero h1{font-size:40px}.hero p{max-width:100%}.sidebar{position:static}}