* { box-sizing: border-box; }
body { margin: 0; font-family: Arial, sans-serif; background: #f3f6f8; color: #1f2933; }
a { color: inherit; text-decoration: none; }
.login-page { min-height: 100vh; display: grid; place-items: center; background: linear-gradient(135deg, #0f766e, #334155); }
.login-box { width: min(420px, 92vw); background: #fff; padding: 32px; border-radius: 8px; box-shadow: 0 20px 50px rgba(0,0,0,.18); }
.brand { font-weight: 700; font-size: 20px; margin-bottom: 18px; color: #0f766e; }
h1 { margin: 0 0 18px; font-size: 28px; }
label { display: block; margin: 14px 0 6px; font-weight: 700; font-size: 14px; }
input, select, textarea { width: 100%; padding: 11px 12px; border: 1px solid #cbd5e1; border-radius: 6px; background: #fff; font: inherit; }
textarea { min-height: 120px; resize: vertical; }
button, .button { border: 0; background: #0f766e; color: #fff; padding: 11px 16px; border-radius: 6px; cursor: pointer; display: inline-block; font-weight: 700; }
button.secondary, .button.secondary { background: #475569; }
form button { margin-top: 16px; }
.hint { color: #64748b; font-size: 13px; }
.alert { padding: 10px 12px; border-radius: 6px; background: #fee2e2; color: #991b1b; margin-bottom: 14px; }
.success { padding: 10px 12px; border-radius: 6px; background: #dcfce7; color: #166534; margin-bottom: 14px; }
.sidebar { position: fixed; inset: 0 auto 0 0; width: 240px; background: #102a43; color: #fff; padding: 24px 18px; }
.sidebar .brand { color: #fff; }
.sidebar nav { display: grid; gap: 8px; }
.sidebar a { padding: 10px 12px; border-radius: 6px; color: #dbeafe; }
.sidebar a:hover { background: rgba(255,255,255,.1); }
.content { margin-left: 240px; padding: 28px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 22px; }
.topbar span { color: #64748b; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat { background: #fff; border-radius: 8px; padding: 18px; border: 1px solid #e2e8f0; }
.stat:hover { border-color: #0f766e; box-shadow: 0 8px 20px rgba(15, 118, 110, .12); }
.stat strong { display: block; font-size: 30px; margin-top: 8px; color: #0f766e; }
.panel { background: #fff; border: 1px solid #e2e8f0; border-radius: 8px; padding: 18px; margin-bottom: 18px; }
.grid { display: grid; grid-template-columns: repeat(2, minmax(220px, 1fr)); gap: 14px; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; border: 1px solid #e2e8f0; }
th, td { padding: 12px; border-bottom: 1px solid #e2e8f0; text-align: left; vertical-align: top; }
th { background: #edf2f7; font-size: 13px; text-transform: uppercase; color: #475569; }
.badge { display: inline-block; padding: 4px 8px; border-radius: 999px; background: #e2e8f0; font-size: 12px; font-weight: 700; }
.pending { background: #fef3c7; color: #92400e; }
.approved { background: #dbeafe; color: #1e40af; }
.done { background: #dcfce7; color: #166534; }
.searchbar { display: grid; grid-template-columns: 1fr 220px 140px; gap: 10px; margin-bottom: 12px; align-items: end; }
.searchbar button, .searchbar .button { margin-top: 0; text-align: center; }
.rating-big { display: flex; align-items: center; gap: 14px; font-size: 18px; }
.rating-big strong { font-size: 44px; color: #0f766e; }
.stars-text { color: #f59e0b; font-size: 24px; letter-spacing: 2px; }
.stars { display: flex; gap: 8px; }
.stars label { font-weight: 400; margin: 0; }
@media (max-width: 900px) {
    .sidebar { position: static; width: auto; }
    .content { margin-left: 0; padding: 18px; }
    .stats, .grid, .searchbar { grid-template-columns: 1fr; }
}