:root {
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --bg-dark: #111827;
    --bg-card: #1f2937;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --danger: #ef4444;
    --success: #10b981;
    --border: #374151;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    margin: 0;
    height: 100vh;
    display: flex;
}

/* Login Form */
.login-container {
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, #1f2937 0%, #111827 100%);
}

.login-box {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 1rem;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border: 1px solid var(--border);
}

.login-box h2 {
    margin-top: 0;
    text-align: center;
    color: var(--primary);
}

input {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border);
    background: #374151;
    color: white;
    box-sizing: border-box;
}

input:focus {
    outline: 2px solid var(--primary);
    border-color: transparent;
}

button {
    width: 100%;
    padding: 0.75rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
}

button:hover {
    background: var(--primary-hover);
}

/* Dashboard Layout */
.dashboard-container {
    display: flex;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}

.sidebar {
    width: 260px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.sidebar h3 {
    color: var(--primary);
    margin-top: 0;
    margin-bottom: 2rem;
}

.nav-item {
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: 0.5rem;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.2s;
}

.nav-item:hover, .nav-item.active {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
}

.main-content {
    flex: 1;
    padding: 2rem;
    overflow-y: auto;
}

.card {
    background: var(--bg-card);
    border-radius: 1rem;
    padding: 1.5rem;
    border: 1px solid var(--border);
    margin-bottom: 1.5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-main);
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Toilet List */
.toilet-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border);
}

.toilet-item:last-child {
    border-bottom: none;
}

.btn-sm {
    width: auto;
    padding: 0.4rem 0.8rem;
    font-size: 0.875rem;
}

.btn-danger {
    background: var(--danger);
}

.btn-danger:hover {
    background: #dc2626;
}

/* Map Modal */
#map {
    width: 100%;
    height: 400px;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.hidden {
    display: none !important;
}