:root{
  --bg:#f5f7fb;--card:#fff;--ink:#07142b;--muted:#60708b;--line:#dce4f0;--blue:#1976f3;--cyan:#12a8dd;--green:#0e9f6e;--red:#dc2626;--shadow:0 20px 60px rgba(7,20,43,.08);--radius:22px;
}
*{box-sizing:border-box}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:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.shell{min-height:100vh;display:grid;grid-template-columns:280px 1fr}.sidebar{background:#07142b;color:#fff;padding:28px;display:flex;flex-direction:column;gap:30px}.brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:900;font-size:22px}.brand:hover{text-decoration:none}.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--cyan));display:grid;place-items:center;font-size:14px}.nav{display:flex;flex-direction:column;gap:8px}.nav a{color:#d7e4ff;padding:12px 14px;border-radius:14px}.nav a:hover{background:rgba(255,255,255,.08);text-decoration:none}.sidebar-footer{margin-top:auto}.logout{display:inline-block;margin-top:10px;color:#fff}.main{padding:42px;max-width:1280px;width:100%}.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;margin-bottom:26px}.eyebrow{text-transform:uppercase;letter-spacing:.14em;color:var(--blue);font-size:12px;font-weight:900}h1{font-size:42px;line-height:1.05;margin:8px 0 8px}h2{font-size:22px;margin:0 0 16px}h3{font-size:16px;margin:20px 0 10px}.muted{color:var(--muted)}.small{font-size:13px}.card,.auth-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px}.auth-card{max-width:480px;margin:7vh auto}.auth-card.wide{max-width:720px}.grid{display:grid;gap:22px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:24px}.metric{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:22px;box-shadow:var(--shadow)}.metric span{display:block;color:var(--muted);font-size:14px}.metric strong{display:block;font-size:28px;margin-top:8px}.form{display:grid;gap:16px;margin-top:20px}label{display:grid;gap:8px;font-weight:800}input,select{width:100%;border:1px solid var(--line);border-radius:14px;padding:13px 14px;font:inherit;background:#fff;color:var(--ink)}input:focus,select:focus{outline:3px solid rgba(25,118,243,.15);border-color:var(--blue)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:13px 18px;font-weight:900;font:inherit;cursor:pointer}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line)}.btn.danger{background:#fff;color:var(--red);border:1px solid #fecaca}.btn:disabled{opacity:.6;cursor:not-allowed}.auth-links{display:flex;justify-content:space-between;margin-top:18px}.alert{padding:14px 16px;border-radius:16px;margin-bottom:18px;border:1px solid}.alert-success{background:#ecfdf5;border-color:#a7f3d0;color:#065f46}.alert-error{background:#fef2f2;border-color:#fecaca;color:#991b1b}.alert-info{background:#eff6ff;border-color:#bfdbfe;color:#1e3a8a}table{width:100%;border-collapse:collapse}th,td{text-align:left;border-bottom:1px solid var(--line);padding:13px 10px;vertical-align:top}th{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}code,pre{font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace}pre{background:#07142b;color:#e8f1ff;border-radius:18px;padding:18px;overflow:auto}.secret{display:block;background:#07142b;color:#fff;padding:18px;border-radius:16px;word-break:break-all}.success-card{border-color:#a7f3d0;background:#f0fdf4}.kv{display:grid;grid-template-columns:140px 1fr;gap:10px 14px}.kv dt{color:var(--muted)}.kv dd{margin:0;font-weight:800}.pill{display:inline-block;border-radius:999px;background:#eef4ff;padding:5px 10px;font-size:12px;font-weight:800}.list{padding:0;margin:0;list-style:none}.list li{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:10px 0}.pricing-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.plan-card.selected{border-color:var(--blue);box-shadow:0 0 0 3px rgba(25,118,243,.12),var(--shadow)}.price{font-size:30px;font-weight:950;margin:10px 0 16px}.checklist{padding-left:18px;color:var(--ink)}.checklist li{margin:10px 0}.feature-box{border:1px solid var(--line);background:#f8fbff;border-radius:16px;padding:18px}.note{background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;border-radius:16px;padding:14px}.optional{font-weight:500;color:var(--muted)}.danger-form{margin-top:12px}.narrow{max-width:640px}
@media(max-width:1100px){.shell{grid-template-columns:1fr}.sidebar{position:static}.metrics,.pricing-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.two{grid-template-columns:1fr}.main{padding:26px}h1{font-size:34px}}
@media(max-width:640px){.metrics,.pricing-grid{grid-template-columns:1fr}.page-head{display:block}.sidebar{padding:22px}.main{padding:18px}.kv{grid-template-columns:1fr}.auth-card{margin:20px auto}}