:root {
  --bg: #0b1220;
  --card: rgba(18,27,46,.9);
  --text: #ebf1ff;
  --muted: #97a6bb;
  --border: rgba(148,163,184,.18);
  --shadow: 0 24px 80px rgba(0,0,0,.35);
  --radius-xl: 28px;
  --radius-lg: 20px;
}
html[data-theme="light"] {
  --bg: #edf2fb;
  --card: rgba(255,255,255,.96);
  --text: #10203a;
  --muted: #52627a;
  --border: rgba(16,32,58,.12);
  --shadow: 0 16px 50px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,sans-serif;background:radial-gradient(circle at top left, rgba(109,94,252,.18), transparent 30%),radial-gradient(circle at right, rgba(56,189,248,.12), transparent 25%),var(--bg);color:var(--text);min-height:100vh}
a{text-decoration:none}
.auth-shell{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr}.auth-brand-panel,.auth-content{padding:48px;display:flex;flex-direction:column;justify-content:center}.auth-brand-panel{background:linear-gradient(180deg, rgba(109,94,252,.12), rgba(10,15,27,.2));border-right:1px solid var(--border)}
.eyebrow{letter-spacing:.18em;text-transform:uppercase;font-size:.76rem;color:var(--muted);font-weight:700}.brand-logo-large{max-width:88px;margin-bottom:18px}.brand-logo-small{width:42px;height:42px;object-fit:contain}
.auth-card,.section-card,.stat-card,.action-card{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow)}.auth-card{max-width:520px;width:100%;padding:32px;border-radius:var(--radius-xl)}
.form-control,.form-select,.form-control:focus,.form-select:focus{background:rgba(255,255,255,.04);color:var(--text);border:1px solid var(--border);border-radius:14px;min-height:48px;box-shadow:none}textarea.form-control{min-height:120px}.form-control::placeholder{color:var(--muted)}
.btn-primary{background:linear-gradient(135deg,var(--accent),color-mix(in srgb, var(--accent) 70%, white 30%));border:none;border-radius:14px;min-height:46px;font-weight:700}.btn-soft{background:rgba(255,255,255,.06);color:var(--text);border:1px solid var(--border);border-radius:14px}
.app-shell{display:grid;grid-template-columns:290px minmax(0,1fr);min-height:100vh}.sidebar{padding:24px;border-right:1px solid var(--border);background:rgba(8,14,25,.54);backdrop-filter:blur(16px);position:sticky;top:0;height:100vh}.sidebar-top{display:flex;gap:14px;align-items:center;margin-bottom:24px}.sidebar-title{font-size:1.05rem;font-weight:800}.sidebar-subtitle{color:var(--muted);font-size:.9rem}.sidebar-nav{display:grid;gap:10px}.nav-link-card{padding:12px 14px;border-radius:16px;color:var(--text);border:1px solid transparent}.nav-link-card:hover,.nav-link-card.active{background:rgba(255,255,255,.05);border-color:var(--border)}.sidebar-footer{margin-top:24px;padding:16px;border-radius:18px;background:rgba(255,255,255,.03);border:1px solid var(--border)}
.main-panel{padding:28px}.topbar{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:24px}.topbar h1{font-size:2rem;margin:4px 0 8px;font-weight:800}.topbar-copy{max-width:760px;color:var(--muted);margin:0}
.grid-cards{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:18px}.stat-card{grid-column:span 3;border-radius:var(--radius-lg);padding:22px}.stat-card .value{font-size:2rem;font-weight:800;margin-top:10px}.action-card{grid-column:span 4;display:flex;flex-direction:column;justify-content:space-between;min-height:180px;border-radius:var(--radius-lg);padding:22px;background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02))}.section-card{padding:24px;border-radius:var(--radius-xl)}
.table-modern{width:100%;border-collapse:separate;border-spacing:0 10px}.table-modern th{color:var(--muted);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;padding:0 12px 8px}.table-modern td{padding:14px 12px;background:rgba(255,255,255,.04);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.table-modern td:first-child{border-left:1px solid var(--border);border-radius:14px 0 0 14px}.table-modern td:last-child{border-right:1px solid var(--border);border-radius:0 14px 14px 0}
.badge-soft{display:inline-flex;align-items:center;padding:.42rem .72rem;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid var(--border)}.split-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.kv-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.helper{color:var(--muted);font-size:.92rem}.upload-tile,.empty-state{border:1px dashed var(--border);border-radius:18px;padding:18px;background:rgba(255,255,255,.03)}.empty-state{text-align:center}
@media(max-width:1100px){.stat-card{grid-column:span 6}.action-card{grid-column:span 6}.split-grid{grid-template-columns:1fr}}
@media(max-width:920px){.auth-shell,.app-shell{grid-template-columns:1fr}.auth-brand-panel{display:none}.sidebar{position:fixed;z-index:1000;width:280px;transform:translateX(-105%);transition:transform .25s ease}.sidebar.open{transform:translateX(0)}.main-panel{padding:18px}}
@media(max-width:700px){.stat-card,.action-card{grid-column:span 12}.kv-grid{grid-template-columns:1fr}.topbar{flex-direction:column}.auth-content{padding:18px}.auth-card{padding:22px}}