:root{
  --bg:#f4f7fb;--panel:#fff;--ink:#172033;--muted:#6b7280;--line:#e5e7eb;
  --brand:#6d5dfc;--brand-2:#2fd4c7;--danger:#dc2626;--ok:#0f9f6e;--warn:#d97706;
  --dark:#111827;--shadow:0 12px 30px rgba(23,32,51,.08);--radius:18px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}
a{color:inherit;text-decoration:none}.container{width:min(1180px,calc(100% - 32px));margin:auto}
.topbar{position:sticky;top:0;z-index:50;background:rgba(17,24,39,.97);color:#fff;border-bottom:1px solid rgba(255,255,255,.08);backdrop-filter:blur(10px)}
.topbar .inner{min-height:72px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:-.03em;font-size:20px;white-space:nowrap}.brand-mark{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;box-shadow:0 8px 24px rgba(109,93,252,.35)}.brand-mark:before{content:"✓";font-weight:900;font-size:24px}
.nav{display:flex;gap:8px;align-items:center;flex:1}.nav a{padding:10px 12px;border-radius:10px;color:#d1d5db;font-size:14px}.nav a:hover,.nav a.active{background:#273244;color:white}.user-chip{margin-left:auto;display:flex;align-items:center;gap:10px;color:#d1d5db;font-size:13px}.avatar{width:36px;height:36px;border-radius:50%;background:#303b52;display:grid;place-items:center;font-weight:700;color:#fff}
.hero{padding:86px 0 70px;background:radial-gradient(circle at 85% 20%,rgba(47,212,199,.18),transparent 28%),radial-gradient(circle at 15% 10%,rgba(109,93,252,.24),transparent 34%),#111827;color:#fff}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}.eyebrow{display:inline-flex;padding:7px 12px;border:1px solid rgba(255,255,255,.16);border-radius:999px;background:rgba(255,255,255,.06);font-size:13px;color:#dbeafe}.hero h1{font-size:clamp(42px,6vw,70px);line-height:1;letter-spacing:-.055em;margin:18px 0}.hero h1 span{background:linear-gradient(90deg,#fff,#8cf5ea);-webkit-background-clip:text;color:transparent}.hero p{font-size:18px;line-height:1.7;color:#cbd5e1;max-width:720px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{appearance:none;border:0;display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;padding:12px 16px;font-weight:700;cursor:pointer;font-size:14px;transition:.18s}.btn-primary{background:linear-gradient(135deg,var(--brand),#806cff);color:#fff;box-shadow:0 8px 20px rgba(109,93,252,.28)}.btn-primary:hover{transform:translateY(-1px)}.btn-secondary{background:#eef2ff;color:#4338ca}.btn-dark{background:#1f2937;color:#fff}.btn-danger{background:#fee2e2;color:#991b1b}.btn-ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}.btn-sm{padding:8px 10px;font-size:12px;border-radius:9px}
.mock{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:18px;box-shadow:0 30px 70px rgba(0,0,0,.28)}.mock-card{background:#fff;color:var(--ink);padding:20px;border-radius:17px}.mock-q{padding:14px;border:1px solid var(--line);border-radius:13px;margin-top:12px}.mock-bar{height:8px;border-radius:8px;background:#e5e7eb;overflow:hidden}.mock-bar span{display:block;width:73%;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2))}
.section{padding:70px 0}.section h2{font-size:36px;letter-spacing:-.04em;margin:0 0 10px}.muted{color:var(--muted)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature,.price-card,.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.feature{padding:24px}.feature-icon{width:46px;height:46px;border-radius:14px;background:#eef2ff;color:#4f46e5;display:grid;place-items:center;font-size:22px;margin-bottom:18px}.feature h3{margin:0 0 8px}.feature p{margin:0;color:var(--muted);line-height:1.6}
.page{padding:30px 0 60px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:24px}.page-head h1{margin:0;font-size:30px;letter-spacing:-.03em}.page-head p{margin:7px 0 0;color:var(--muted)}.card{padding:22px}.card + .card{margin-top:18px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:20px}.stat{padding:20px;background:#fff;border:1px solid var(--line);border-radius:16px}.stat-label{color:var(--muted);font-size:13px}.stat-value{font-weight:800;font-size:28px;letter-spacing:-.03em;margin-top:5px}.stat-sub{font-size:12px;color:var(--muted);margin-top:5px}
.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse}.table th,.table td{text-align:left;padding:13px 12px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}.table th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:700}.table tr:last-child td{border-bottom:0}.badge{display:inline-flex;align-items:center;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:700}.badge-ok{background:#d1fae5;color:#047857}.badge-warn{background:#fef3c7;color:#92400e}.badge-neutral{background:#eef2f7;color:#475569}.badge-danger{background:#fee2e2;color:#991b1b}.progress{height:10px;background:#edf1f5;border-radius:999px;overflow:hidden}.progress span{display:block;height:100%;background:linear-gradient(90deg,var(--brand),var(--brand-2))}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:700}.input,.select,.textarea{width:100%;border:1px solid #d8dee8;background:#fff;color:var(--ink);border-radius:11px;padding:12px 13px;font:inherit;outline:none}.input:focus,.select:focus,.textarea:focus{border-color:#8b7df8;box-shadow:0 0 0 3px rgba(109,93,252,.11)}.textarea{min-height:110px;resize:vertical}.check-row{display:flex;align-items:center;gap:9px}.hint{font-size:12px;color:var(--muted)}
.flash{padding:13px 15px;border-radius:12px;margin:0 0 16px;font-size:14px}.flash-success{background:#d1fae5;color:#065f46}.flash-error{background:#fee2e2;color:#991b1b}.flash-info{background:#e0e7ff;color:#3730a3}
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.auth-side{background:radial-gradient(circle at 20% 10%,rgba(109,93,252,.38),transparent 30%),#111827;color:#fff;padding:60px;display:flex;flex-direction:column;justify-content:center}.auth-side h1{font-size:54px;letter-spacing:-.055em;line-height:1.02}.auth-side p{color:#cbd5e1;max-width:560px;line-height:1.7}.auth-form{display:flex;align-items:center;justify-content:center;padding:40px}.auth-box{width:min(480px,100%)}.auth-box h2{font-size:30px;margin:0 0 8px}.auth-box .card{margin-top:22px}
.builder-layout{display:grid;grid-template-columns:1fr 360px;gap:18px}.question-card{padding:18px;border:1px solid var(--line);border-radius:16px;background:#fff;margin-bottom:12px}.q-top{display:flex;justify-content:space-between;gap:12px}.q-title{font-weight:750}.q-meta{font-size:12px;color:var(--muted);margin-top:5px}.media-chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}.chip{font-size:11px;padding:5px 8px;border-radius:999px;background:#f1f5f9;color:#475569}.sticky{position:sticky;top:92px;align-self:start}.scale{display:grid;grid-template-columns:repeat(11,1fr);gap:5px}.scale label{border:1px solid var(--line);border-radius:10px;padding:10px 4px;text-align:center;cursor:pointer;background:#fff}.scale input{display:none}.scale label:has(input:checked){background:#eef2ff;border-color:#8b7df8;color:#4338ca;font-weight:800}
.plan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.price-card{padding:22px;position:relative}.price-card.current{border-color:#8b7df8;box-shadow:0 18px 42px rgba(109,93,252,.14)}.price-card h3{margin:0}.price{font-size:30px;font-weight:850;margin:14px 0}.price-card ul{padding-left:18px;color:var(--muted);line-height:1.8;font-size:14px}.ribbon{position:absolute;top:14px;right:14px;background:#eef2ff;color:#4338ca;padding:5px 8px;border-radius:999px;font-size:11px;font-weight:800}
.kpi-row{display:flex;gap:14px;flex-wrap:wrap}.kpi-pill{padding:12px 14px;border:1px solid var(--line);border-radius:13px;background:#fff}.kpi-pill b{display:block;font-size:20px}.empty{text-align:center;padding:50px 20px;color:var(--muted)}
.footer{padding:35px 0;color:#94a3b8;background:#111827;font-size:13px}.footer .container{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
@media(max-width:980px){.nav{display:none}.hero-grid,.auth-wrap,.builder-layout{grid-template-columns:1fr}.auth-side{display:none}.stats{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.plan-grid{grid-template-columns:1fr 1fr}.sticky{position:static}}
@media(max-width:640px){.container{width:min(100% - 22px,1180px)}.hero{padding:56px 0}.hero h1{font-size:44px}.grid-3,.stats,.plan-grid,.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.page-head{flex-direction:column}.card{padding:16px}.auth-form{padding:22px}.topbar .inner{min-height:64px}.user-chip span{display:none}.scale{grid-template-columns:repeat(6,1fr)}}