* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; background: #0a0612; color: #e0d8f0; min-height: 100vh; }
.hidden { display: none !important; }
.view { padding: 1rem; max-width: 900px; margin: 0 auto; }

/* Login */
.login-card { margin-top: 20vh; text-align: center; }
.login-card h1 { font-size: 1.6rem; margin-bottom: 1.5rem; color: #c084fc; }
.login-card input { display: block; width: 100%; margin-bottom: .75rem; }
.login-card button { width: 100%; }
.error { color: #f87171; font-size: .85rem; margin-top: .5rem; }

/* Header */
header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
header h1 { font-size: 1.4rem; color: #c084fc; }

/* Cards */
.card { background: #1a0a2e; border: 1px solid #2d1b4e; border-radius: 12px; padding: 1.25rem; margin-bottom: 1rem; }
.card h2 { font-size: 1.1rem; color: #a78bfa; margin-bottom: 1rem; border-bottom: 1px solid #2d1b4e; padding-bottom: .5rem; }

/* Form */
label { display: flex; flex-direction: column; gap: .25rem; font-size: .8rem; color: #a78bfa; flex: 1; min-width: 0; }
input, select { background: #0f0720; border: 1px solid #3b2667; border-radius: 6px; padding: .5rem; color: #e0d8f0; font-size: .9rem; width: 100%; }
input:focus, select:focus { outline: none; border-color: #8b5cf6; box-shadow: 0 0 0 2px rgba(139,92,246,.3); }
input[type="color"] { height: 38px; padding: 2px; cursor: pointer; }
.chk { flex-direction: row; align-items: center; gap: .5rem; font-size: .9rem; cursor: pointer; }
.chk input { width: auto; }
.row { display: flex; gap: .75rem; margin-bottom: .75rem; flex-wrap: wrap; }
.row > label { min-width: 140px; }
.actions { display: flex; gap: .5rem; margin-top: .5rem; }

/* Buttons */
button { background: #7c3aed; color: #fff; border: none; border-radius: 8px; padding: .6rem 1.2rem; font-size: .9rem; cursor: pointer; transition: background .2s; }
button:hover { background: #6d28d9; }
button.sm { background: #2d1b4e; padding: .4rem .8rem; font-size: .8rem; }
button.sm:hover { background: #3b2667; }
button.danger { background: #991b1b; }
button.danger:hover { background: #b91c1c; }

/* Ad List */
.ad-item { display: flex; align-items: center; gap: .75rem; padding: .6rem; border-radius: 8px; background: #0f0720; margin-bottom: .5rem; flex-wrap: wrap; }
.ad-item .ad-id { font-weight: 600; color: #c084fc; min-width: 100px; }
.ad-item .ad-meta { font-size: .8rem; color: #8b7fb0; flex: 1; }
.ad-item .ad-actions { display: flex; gap: .4rem; }
.ad-badge { display: inline-block; padding: .15rem .5rem; border-radius: 4px; font-size: .7rem; font-weight: 600; text-transform: uppercase; }
.ad-badge.on { background: #065f46; color: #6ee7b7; }
.ad-badge.off { background: #451a03; color: #fbbf24; }

/* Stats Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .85rem; }
th { text-align: left; padding: .5rem; color: #a78bfa; border-bottom: 1px solid #2d1b4e; }
td { padding: .5rem; border-bottom: 1px solid #1a0a2e; }

/* Responsive */
@media (max-width: 600px) {
  .row { flex-direction: column; }
  .ad-item { flex-direction: column; align-items: flex-start; }
}