:root{
  --bg:#f5f7fb;
  --panel:#ffffff;
  --ink:#111827;
  --muted:#667085;
  --line:#e6eaf2;
  --brand:#1b2545;
  --brand-2:#26345f;
  --accent:#2563eb;
  --accent-2:#22c55e;
  --danger:#dc2626;
  --warning:#f59e0b;
  --radius:18px;
  --shadow:0 18px 45px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html,body{margin:0;max-width:100%;overflow-x:hidden;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}img{max-width:100%;display:block}.wrap{width:min(1180px,100%);margin:0 auto;padding:0 22px}.muted{color:var(--muted)}.small{font-size:13px}.code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#f1f4f9;border:1px solid #e8edf5;border-radius:9px;padding:3px 7px;word-break:break-all}.brand{display:inline-flex;align-items:center;gap:12px;font-weight:850;letter-spacing:-.03em}.brand-mark{width:40px;height:40px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--accent));display:grid;place-items:center;color:white;font-weight:900;box-shadow:0 12px 28px rgba(37,99,235,.22);overflow:hidden}.brand-mark img{width:100%;height:100%;object-fit:cover}.brand-text{display:grid;line-height:1.1}.brand-text small{font-size:11px;color:#98a2b3;font-weight:700;letter-spacing:.05em;text-transform:uppercase}.btn{border:0;border-radius:13px;padding:11px 16px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(135deg,var(--accent),#1d4ed8);color:white;box-shadow:0 12px 28px rgba(37,99,235,.22);cursor:pointer;white-space:nowrap}.btn:hover{transform:translateY(-1px);filter:brightness(1.02)}.btn.ghost{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);box-shadow:none;color:white}.btn.light{background:#fff;color:var(--brand);border:1px solid var(--line);box-shadow:0 8px 20px rgba(15,23,42,.06)}.btn.soft{background:#eef4ff;color:#1d4ed8;box-shadow:none}.btn.danger,.danger{color:#b42318}.btn.danger{background:#fff1f3;border-color:#ffd5dc}.btn.sm{padding:8px 11px;border-radius:10px;font-size:13px}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.alert{border-radius:14px;padding:13px 15px;margin-bottom:16px;font-weight:700}.alert.success{background:#ecfdf3;color:#067647;border:1px solid #abefc6}.alert.error{background:#fef3f2;color:#b42318;border:1px solid #fecdca}.alert.info{background:#eff6ff;color:#1d4ed8;border:1px solid #bfdbfe}.pill{display:inline-flex;align-items:center;gap:6px;padding:5px 10px;border-radius:999px;font-size:12px;font-weight:850;background:#dcfce7;color:#166534}.pill.off{background:#fee2e2;color:#991b1b}.pill.warn{background:#fff7ed;color:#9a3412}.pill.neutral{background:#eef2f7;color:#475467}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.form-group{display:flex;flex-direction:column;gap:8px;margin-bottom:14px;min-width:0}.form-group.full{grid-column:1/-1}label{font-weight:800;font-size:14px}.hint{font-size:12px;color:var(--muted);line-height:1.45}.input,select,textarea,input[type=text],input[type=password],input[type=date],input[type=number],input[type=url],input[type=file]{width:100%;min-width:0;border:1px solid #d6dce8;border-radius:13px;padding:12px 13px;background:#fff;color:var(--ink);outline:none}input:focus,select:focus,textarea:focus{border-color:#9bb7ff;box-shadow:0 0 0 4px rgba(37,99,235,.10)}.radio-row{display:flex;gap:10px;flex-wrap:wrap}.radio-card{border:1px solid #d6dce8;border-radius:13px;padding:12px 13px;background:#fff;display:inline-flex;gap:8px;align-items:center}.section-title{display:flex;justify-content:space-between;align-items:center;gap:14px;margin:24px 0 14px}.section-title h2,.section-title h3{margin:0;letter-spacing:-.03em}.grid{display:grid;gap:18px}.grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
/* Public page */
.public-body{background:#0b1020;color:white;min-height:100vh}.public-bg{position:fixed;inset:0;pointer-events:none;background:radial-gradient(circle at 20% 10%,rgba(37,99,235,.22),transparent 32%),radial-gradient(circle at 90% 25%,rgba(34,197,94,.13),transparent 28%),linear-gradient(180deg,#0b1020,#10162a 52%,#0b1020);z-index:-1}.public-nav{width:min(1180px,100%);margin:0 auto;padding:22px;display:flex;align-items:center;justify-content:space-between;gap:18px}.public-nav .brand-text small{color:#b5c1da}.public-nav nav{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.hero{width:min(1180px,100%);margin:0 auto;padding:56px 22px 38px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(320px,.95fr);gap:42px;align-items:center}.hero-kicker{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);border-radius:999px;padding:8px 12px;color:#c8d4ef;font-weight:800;font-size:13px;margin-bottom:20px}.hero h1{font-size:clamp(38px,6.2vw,72px);line-height:.97;margin:0 0 22px;letter-spacing:-.065em}.hero p{font-size:clamp(16px,2vw,20px);line-height:1.65;color:#cbd5e1;max-width:710px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.validate-card{margin-top:24px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:22px;padding:18px;backdrop-filter:blur(14px)}.validate-card form{display:grid;grid-template-columns:1fr auto;gap:10px}.validate-card input{background:rgba(255,255,255,.92);border:0}.result-card{margin-top:14px;border-radius:16px;padding:14px;background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.14)}.showcase{border:1px solid rgba(255,255,255,.16);background:linear-gradient(180deg,rgba(255,255,255,.10),rgba(255,255,255,.055));border-radius:30px;padding:22px;box-shadow:0 28px 90px rgba(0,0,0,.28);overflow:hidden}.player-preview{border-radius:24px;background:#050816;border:1px solid rgba(255,255,255,.10);padding:14px;position:relative}.preview-screen{aspect-ratio:16/10;border-radius:18px;background:linear-gradient(135deg,#14203d,#0f172a 50%,#1d4ed8);position:relative;overflow:hidden}.preview-screen:before{content:"";position:absolute;inset:18px;border-radius:16px;border:1px solid rgba(255,255,255,.14)}.preview-chip{position:absolute;left:30px;top:30px;background:rgba(255,255,255,.14);padding:8px 11px;border-radius:999px;color:white;font-size:12px;font-weight:800}.preview-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:70px;height:70px;border-radius:999px;background:rgba(255,255,255,.16);display:grid;place-items:center;border:1px solid rgba(255,255,255,.24)}.preview-play:after{content:"";border-top:13px solid transparent;border-bottom:13px solid transparent;border-left:20px solid white;margin-left:5px}.preview-list{display:grid;gap:10px;margin-top:14px}.preview-row{display:flex;align-items:center;justify-content:space-between;gap:10px;border-radius:14px;background:rgba(255,255,255,.07);padding:12px;color:#dbe5ff}.download-grid{width:min(1180px,100%);margin:0 auto;padding:12px 22px 56px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.download-card{background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.13);border-radius:20px;padding:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;color:white}.download-card span{display:block;color:#cbd5e1;font-size:13px}.public-section{width:min(1180px,100%);margin:0 auto;padding:0 22px 64px}.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.feature{background:rgba(255,255,255,.075);border:1px solid rgba(255,255,255,.13);border-radius:22px;padding:20px}.feature h3{margin:0 0 8px;letter-spacing:-.02em}.feature p{margin:0;color:#cbd5e1;line-height:1.55}.public-footer{width:min(1180px,100%);margin:0 auto;padding:28px 22px 36px;color:#94a3b8;border-top:1px solid rgba(255,255,255,.10)}.form-page{width:min(920px,100%);margin:0 auto;padding:34px 22px 60px}.form-page h1{font-size:clamp(32px,5vw,48px);letter-spacing:-.05em;margin:30px 0 8px}.form-page .card{color:var(--ink)}
/* Admin */
.admin-body{background:#f4f6fa;color:var(--ink)}.admin-shell{display:grid;grid-template-columns:280px minmax(0,1fr);min-height:100vh;width:100%;max-width:100vw}.sidebar{background:#10182d;color:white;padding:22px;display:flex;flex-direction:column;gap:22px;position:sticky;top:0;height:100vh;min-width:0}.sidebar .brand{padding-bottom:8px}.sidebar .brand-text small{color:#98a2b3}.sidebar nav{display:grid;gap:6px}.sidebar nav a{display:flex;align-items:center;gap:10px;padding:12px 13px;border-radius:13px;color:#cbd5e1;font-weight:750}.sidebar nav a.active,.sidebar nav a:hover{background:rgba(255,255,255,.10);color:white}.sidebar-footer{margin-top:auto;display:grid;gap:12px;padding-top:16px;border-top:1px solid rgba(255,255,255,.10)}.logout{color:#fecaca;font-weight:800}.admin-main{min-width:0;padding:26px;width:100%;max-width:100%;overflow-x:hidden}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:22px;background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px 20px;box-shadow:0 10px 30px rgba(15,23,42,.045)}.topbar h1{margin:0;font-size:30px;letter-spacing:-.045em}.topbar p{margin:5px 0 0;color:var(--muted);line-height:1.4}.stat{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;box-shadow:0 10px 28px rgba(15,23,42,.05);min-width:0}.stat strong{display:block;font-size:34px;letter-spacing:-.05em;margin-top:4px}.stat .trend{margin-top:12px;color:#667085;font-size:13px}.table-card{width:100%;max-width:100%;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:0 10px 28px rgba(15,23,42,.045)}.table-responsive{width:100%;max-width:100%;overflow-x:auto}table{width:100%;border-collapse:collapse;table-layout:fixed}th,td{text-align:left;padding:13px 14px;border-bottom:1px solid #edf1f7;vertical-align:middle;overflow-wrap:anywhere}th{font-size:12px;color:#667085;text-transform:uppercase;letter-spacing:.06em;background:#f8fafd}.actions{display:flex;gap:7px;flex-wrap:wrap}.actions .btn{box-shadow:none}.admin-card-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.admin-card-title h3{margin:0}.login-wrap{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at top,rgba(37,99,235,.22),transparent 32%),#10182d;padding:18px}.login-card{width:min(430px,100%);background:#fff;border-radius:28px;padding:28px;box-shadow:0 28px 90px rgba(0,0,0,.28);border:1px solid rgba(255,255,255,.08)}.login-card h1{margin:0 0 8px;letter-spacing:-.04em}.quick-actions{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:18px}.quick-actions a{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;box-shadow:0 10px 28px rgba(15,23,42,.04)}.quick-actions strong{display:block;margin-bottom:4px}.compact-list{display:grid;gap:10px}.compact-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px;border:1px solid var(--line);border-radius:15px;background:#fff}.footer-note{margin-top:22px;color:#667085;font-size:13px;line-height:1.55}
@media(max-width:1100px){.grid.cols-4,.download-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-shell{grid-template-columns:230px minmax(0,1fr)}.sidebar{padding:16px}.admin-main{padding:18px}.quick-actions{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:820px){.public-nav{align-items:flex-start;flex-direction:column}.hero{grid-template-columns:1fr;padding-top:28px}.download-grid,.feature-grid,.grid.cols-2,.grid.cols-3,.grid.cols-4,.form-grid{grid-template-columns:1fr}.validate-card form{grid-template-columns:1fr}.admin-shell{display:block}.sidebar{position:relative;height:auto;width:100%}.sidebar nav{grid-template-columns:repeat(2,minmax(0,1fr))}.admin-main{padding:14px}.topbar{display:grid}.section-title{align-items:flex-start;flex-direction:column}table{table-layout:auto}.actions .btn{width:100%}}
@media(max-width:520px){.sidebar nav{grid-template-columns:1fr}.quick-actions{grid-template-columns:1fr}.download-card{align-items:flex-start;flex-direction:column}.btn{width:100%}.public-nav nav{width:100%}.public-nav nav .btn{flex:1}.hero h1{font-size:38px}}