:root {
    --primary: #fbbf24;
    --danger: #ef4444;
    --success: #22c55e;
    --bg: #020617;
    --card: rgba(30, 41, 59, 0.7);
    --text: #f8fafc;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    background: radial-gradient(circle at top, #0f172a 0%, #020617 100%);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    padding-bottom: 80px;
}

.watermark-top {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: 2px;
    text-transform: uppercase;
    border-right: 2px solid var(--primary);
    padding-right: 10px;
}

header { padding: 20px; }
.header-container { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; gap: 20px; align-items: center; }

.logo-side { text-align: center; }
.logo-side h1 { font-size: 1.8rem; font-weight: 800; line-height: 1.2; }
.logo-side p { font-size: 0.7rem; letter-spacing: 1px; opacity: 0.7; margin-top: 5px; }

.stats-top { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; width: 100%; max-width: 400px; }
.stat-card { background: var(--card); padding: 10px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.1); text-align: center; }
.stat-label { display: block; font-size: 0.55rem; font-weight: 800; opacity: 0.6; margin-bottom: 2px; }
.stat-card strong { font-size: 1.2rem; }

.container { max-width: 1100px; margin: 0 auto; padding: 0 15px; }

.input-card { background: var(--card); padding: 20px; border-radius: 15px; border: 1px solid rgba(255,255,255,0.1); margin-bottom: 15px; }
.input-card h3 { font-size: 1rem; margin-bottom: 15px; text-align: center; }
.form-grid { display: grid; grid-template-columns: 1fr; gap: 10px; }

input { background: rgba(0,0,0,0.3); border: 1px solid rgba(255,255,255,0.1); padding: 10px; border-radius: 8px; color: white; font-size: 0.9rem; width: 100%; outline: none; }

.btn-add { background: var(--primary); color: #020617; border: none; border-radius: 8px; padding: 12px; font-weight: 800; cursor: pointer; font-size: 0.9rem; width: 100%; }

.search-bar { background: var(--card); padding: 10px 15px; border-radius: 10px; margin-bottom: 15px; display: flex; align-items: center; gap: 10px; }
.search-bar i { color: var(--primary); font-size: 0.9rem; }
.search-bar input { background: none; border: none; padding: 0; font-size: 0.9rem; }

.table-container { background: var(--card); border-radius: 15px; border: 1px solid rgba(255,255,255,0.1); overflow-x: auto; }
table { width: 100%; border-collapse: collapse; min-width: 600px; }
th { background: rgba(0,0,0,0.3); padding: 12px 10px; text-align: left; font-size: 0.6rem; color: var(--primary); text-transform: uppercase; letter-spacing: 1px; }
td { padding: 10px; border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 0.8rem; }

.low-stock { background: rgba(239, 68, 68, 0.1); color: var(--danger); }

.btn-sell { background: var(--success); color: white; border: none; padding: 6px 10px; border-radius: 6px; cursor: pointer; font-size: 0.8rem; }
.btn-action { background: none; border: none; cursor: pointer; font-size: 1rem; margin-left: 8px; }
.btn-action.edit { color: var(--primary); }
.btn-action.delete { color: #64748b; }

.quick-console { position: fixed; bottom: 10px; right: 10px; width: calc(100% - 20px); max-width: 300px; background: #0f172a; border: 2px solid var(--primary); border-radius: 10px; z-index: 1000; box-shadow: 0 5px 20px rgba(0,0,0,0.5); }
.console-header { background: var(--primary); color: #020617; padding: 8px 12px; display: flex; justify-content: space-between; cursor: pointer; font-weight: 800; font-size: 0.65rem; }
.console-header button { background: none; border: none; color: #020617; }
.console-body { padding: 10px; }
.console-hint { font-size: 0.55rem; color: #64748b; margin-bottom: 8px; }
#console-log { height: 80px; overflow-y: auto; font-family: monospace; font-size: 0.65rem; color: var(--success); display: flex; flex-direction: column-reverse; }
#console-input { background: black; border: 1px solid var(--primary); color: var(--primary); padding: 6px; margin-top: 8px; font-size: 0.75rem; }

footer { margin-top: 40px; padding: 30px 15px; border-top: 1px solid rgba(255,255,255,0.05); text-align: center; }
.brand-footer { font-size: 1rem; font-weight: 800; color: var(--primary); margin: 8px 0; letter-spacing: 3px; }

@media (min-width: 768px) {
    header { padding: 40px 20px; }
    .header-container { flex-direction: row; justify-content: space-between; }
    .logo-side { text-align: left; }
    .logo-side h1 { font-size: 2.2rem; }
    .stats-top { grid-template-columns: 1fr 1fr; gap: 20px; width: auto; }
    .stat-card { padding: 15px 25px; }
    .stat-label { font-size: 0.6rem; }
    .stat-card strong { font-size: 1.5rem; }
    .form-grid { grid-template-columns: 2fr 1fr 1fr 1fr; gap: 15px; }
    .btn-add { width: auto; }
}