:root,[data-theme="light"]{--bg:#f4f6fb;--surface:#fff;--text:#0f172a;--muted:#64748b;--border:#e2e8f0;--primary:#4f46e5;--primary-hover:#4338ca;--danger:#dc2626;--success:#16a34a;--shadow:0 10px 30px rgba(15,23,42,.08);--radius:12px}
[data-theme="dark"]{--bg:#0b1220;--surface:#151e2e;--text:#f1f5f9;--muted:#94a3b8;--border:#2d3a4f;--primary:#6366f1;--primary-hover:#818cf8;--shadow:0 12px 32px rgba(0,0,0,.35)}
*{box-sizing:border-box}html,body{margin:0;padding:0;font-family:Inter,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 1.25rem}
.narrow{max-width:560px}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
[data-theme="dark"] .site-header{background:rgba(21,30,46,.9)}
.header-inner,.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:64px}
.brand{font-weight:700;font-size:1.1rem;color:var(--text)}
.nav-main{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.site-main{min-height:calc(100vh - 140px)}
.site-footer{border-top:1px solid var(--border);padding:2rem 0;color:var(--muted)}
.footer-links{display:flex;gap:1rem}
.hero{padding:4rem 0 3rem}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:2rem;align-items:start}
@media(max-width:900px){.hero-grid,.grid-2,.grid-3,.pricing-grid,.dashboard-shell{grid-template-columns:1fr!important}.sidebar{position:relative!important;width:100%!important;height:auto!important}}
.lead{font-size:1.125rem;color:var(--muted);max-width:42rem}
.hero-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1.5rem}
.section{padding:3rem 0}.section-muted{background:var(--surface);border-block:1px solid var(--border)}
.section-title{text-align:center;margin-bottom:2rem}
.page-title{margin:0 0 .5rem}.page-subtitle{color:var(--muted)}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem;box-shadow:var(--shadow)}
.hero-card,.pricing-card.featured{border-color:var(--primary)}
.badge{display:inline-block;background:rgba(79,70,229,.12);color:var(--primary);padding:.25rem .6rem;border-radius:999px;font-size:.75rem;font-weight:600}
.grid-2,.grid-3,.pricing-grid{display:grid;gap:1rem}
.grid-2{grid-template-columns:1fr 1fr}.grid-3{grid-template-columns:repeat(3,1fr)}.pricing-grid{grid-template-columns:1fr 1fr;max-width:760px;margin:2rem auto 0}
.feature-list,.checklist{padding-left:1.2rem}.checklist .done{color:var(--success)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;padding:.6rem 1rem;border-radius:10px;border:1px solid transparent;font-weight:600;cursor:pointer;text-decoration:none}
.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover);color:#fff;text-decoration:none}
.btn-secondary{background:var(--surface);border-color:var(--border);color:var(--text)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--text)}
.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:.4rem .75rem;font-size:.875rem}.btn-lg{padding:.8rem 1.25rem}.w-100{width:100%}
.form-control{width:100%;padding:.65rem .8rem;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text)}
.form-stack label{display:block;margin-bottom:.85rem;font-weight:600;font-size:.9rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-footer{text-align:center;color:var(--muted);margin-top:1rem}
.alert{padding:.85rem 1rem;border-radius:10px;margin-bottom:1rem;border:1px solid transparent}
.alert-success{background:#dcfce7;color:#14532d;border-color:#86efac}
.alert-error{background:#fee2e2;color:#7f1d1d;border-color:#fca5a5}
.alert-info{background:#e0f2fe;color:#0c4a6e;border-color:#7dd3fc}
.alert-warning{background:#fef3c7;color:#78350f;border-color:#fcd34d}
.price{font-size:2.5rem;font-weight:800}.price span{font-size:1rem;font-weight:500;color:var(--muted)}
.cta-block{text-align:center}
.dashboard-shell{display:grid;grid-template-columns:240px 1fr;min-height:100vh}
.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:1rem;display:flex;flex-direction:column;gap:1rem;position:sticky;top:0;height:100vh}
.sidebar nav{display:flex;flex-direction:column;gap:.35rem}
.sidebar nav a{padding:.55rem .75rem;border-radius:8px;color:var(--text)}
.sidebar nav a:hover{background:rgba(79,70,229,.08);text-decoration:none}
.sidebar-footer{margin-top:auto;font-size:.85rem;color:var(--muted)}
.dashboard-content{padding:1rem 1.5rem 2rem}
.dashboard-topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}
.dashboard-body{display:grid;gap:1rem}
.data-table{width:100%;border-collapse:collapse;font-size:.9rem}
.data-table th,.data-table td{padding:.6rem;border-bottom:1px solid var(--border);text-align:left}
.btn-row,.filter-bar{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center}
.stat-card{text-align:center}.stat-value{font-size:2rem;font-weight:800}
.stat-badge{display:inline-block;padding:.35rem .7rem;border-radius:999px;background:var(--border)}
.token-display{word-break:break-all}
.minimal-wrap{max-width:520px;margin:4rem auto;padding:1rem}
.theme-toggle{border:1px solid var(--border);background:var(--surface);border-radius:8px;padding:.35rem .55rem;cursor:pointer}
.text-muted{color:var(--muted)}.text-success{color:var(--success)}.mt-sm{margin-top:.75rem}.mt-md{margin-top:1.25rem}
.admin-link{color:var(--danger)!important}
.nav-toggle{display:none;background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:.4rem .65rem;cursor:pointer}
@media(max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-main{display:none;position:absolute;top:64px;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);padding:1rem;flex-direction:column;align-items:stretch}
  .nav-main.is-open{display:flex}
  .site-header .header-inner{position:relative;flex-wrap:wrap}
  .form-row{grid-template-columns:1fr}
  .pricing-grid{grid-template-columns:1fr}
  .data-table{display:block;overflow-x:auto;white-space:nowrap}
}