:root {
    --sidebar-width: 240px;
    --accent: #e74c3c;
    --bg-card: #1a1d23;
    --bg-sidebar: #12141a;
}

body {
    background-color: #0e1015;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    min-height: 100vh;
    background: var(--bg-sidebar);
    border-right: 1px solid rgba(255,255,255,0.06);
    position: sticky;
    top: 0;
    align-self: flex-start;
}

.sidebar-brand h5 {
    color: var(--accent);
    font-weight: 700;
}

.sidebar .nav-link {
    color: #8b8d93;
    border-radius: 8px;
    padding: 10px 14px;
    font-size: 0.9rem;
    transition: all 0.15s;
}

.sidebar .nav-link:hover {
    color: #fff;
    background: rgba(255,255,255,0.05);
}

.sidebar .nav-link.active {
    color: #fff;
    background: var(--accent);
}

.sidebar .nav-link i {
    margin-right: 10px;
    font-size: 1.1rem;
}

.main-content {
    max-width: 1200px;
}

/* Cards */
.stat-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 20px;
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
}

.stat-card .stat-label {
    color: #8b8d93;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-card .stat-icon {
    font-size: 1.5rem;
    opacity: 0.7;
}

/* Tables */
.table-dark-custom {
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.06);
}

.table-dark-custom table {
    margin-bottom: 0;
}

.table-dark-custom th {
    background: rgba(255,255,255,0.03);
    border-color: rgba(255,255,255,0.06);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #8b8d93;
}

.table-dark-custom td {
    border-color: rgba(255,255,255,0.04);
    vertical-align: middle;
}

/* Forms */
.form-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 12px;
    padding: 24px;
}

/* Badges */
.badge-rarity-comun { background: #7f8c8d; }
.badge-rarity-poco { background: #27ae60; }
.badge-rarity-raro { background: #2980b9; }
.badge-rarity-epico { background: #8e44ad; }
.badge-rarity-legendario { background: #f1c40f; color: #000; }

/* Login */
.login-container {
    max-width: 400px;
    margin: 15vh auto;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 16px;
    padding: 40px;
}

.login-card h2 {
    color: var(--accent);
    font-weight: 700;
}

/* Page headers */
.page-header {
    margin-bottom: 24px;
}

.page-header h2 {
    font-weight: 700;
    margin: 0;
}

.page-header .text-muted {
    font-size: 0.9rem;
}

/* Config textareas */
.prompt-textarea {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.85rem;
    min-height: 200px;
    resize: vertical;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 60px;
        padding: 12px 8px !important;
    }
    .sidebar-brand, .sidebar .nav-link span, .sidebar small {
        display: none;
    }
    .sidebar .nav-link {
        text-align: center;
        padding: 12px;
    }
    .sidebar .nav-link i {
        margin-right: 0;
        font-size: 1.3rem;
    }
}