:root {
    --primary: #B8962E;
    --primary-dark: #8C6E1F;
    --secondary: #D4AF37;
    --dark: #1A1A1A;
    --light: #FFFFFF;
    --gray: #6B7280;
    --gray-light: #F3F4F6;
    --border: #E5E7EB;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --radius: 12px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #F9FAFB;
    color: var(--dark);
    line-height: 1.5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 24px;
}

/* Header */
.header {
    background: var(--dark);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--primary);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.logo span {
    color: var(--secondary);
}

.logo p {
    font-size: 0.75rem;
    color: var(--gray);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: var(--light);
}

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--gray-light);
    color: var(--dark);
}

.btn-secondary:hover {
    background: var(--border);
}

.btn-danger {
    background: #EF4444;
    color: var(--light);
}

.btn-danger:hover {
    background: #DC2626;
}

.btn-small {
    padding: 4px 10px;
    font-size: 12px;
}

/* Cards */
.card {
    background: var(--light);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.card h2 {
    color: var(--primary);
    margin-bottom: 20px;
    font-size: 1.25rem;
    font-weight: 600;
    border-left: 3px solid var(--primary);
    padding-left: 12px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--light);
    border-radius: var(--radius);
    padding: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 13px;
    color: var(--gray);
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background: var(--gray-light);
    font-weight: 600;
    color: var(--dark);
}

tr:hover {
    background: var(--gray-light);
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 14px;
}

input, select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
}

input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(184,150,46,0.1);
}

small {
    color: var(--gray);
    font-size: 12px;
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.alert-success {
    background: #ECFDF5;
    color: #065F46;
    border-left: 3px solid #10B981;
}

.alert-error {
    background: #FEF2F2;
    color: #991B1B;
    border-left: 3px solid #EF4444;
}

/* Charts */
.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    height: 150px;
    margin: 20px 0 10px;
}

.chart-bar {
    flex: 1;
    background: var(--primary);
    border-radius: 4px 4px 0 0;
    transition: height 0.2s;
}

.chart-labels {
    display: flex;
    gap: 10px;
    text-align: center;
    font-size: 11px;
    color: var(--gray);
}

.chart-labels span {
    flex: 1;
}

.hour-bars {
    display: flex;
    gap: 4px;
    align-items: flex-end;
    height: 100px;
    margin-top: 20px;
}

.hour-bar {
    flex: 1;
    background: var(--primary);
    text-align: center;
    font-size: 9px;
    color: var(--light);
    border-radius: 4px 4px 0 0;
    padding-top: 4px;
}

/* Login */
.login-container {
    max-width: 380px;
    margin: 80px auto;
}

.login-card {
    background: var(--light);
    padding: 32px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    text-align: center;
    border: 1px solid var(--border);
}

.login-card h2 {
    color: var(--primary);
    margin-bottom: 24px;
    font-size: 1.5rem;
}

/* Hero */
.hero {
    text-align: center;
    padding: 60px 20px;
    background: var(--dark);
    border-radius: var(--radius);
    margin-bottom: 40px;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: var(--light);
}

.hero h1 span {
    color: var(--primary);
}

.hero p {
    color: var(--gray);
    margin-bottom: 24px;
}

.badge {
    display: inline-block;
    background: rgba(184,150,46,0.1);
    color: var(--primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    margin-bottom: 20px;
}

/* Features */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 40px;
}

.feature {
    text-align: center;
    padding: 24px;
    background: var(--light);
    border-radius: var(--radius);
    border: 1px solid var(--border);
}

.feature h3 {
    color: var(--primary);
    margin-bottom: 12px;
    font-size: 1.1rem;
}

.feature p {
    color: var(--gray);
    font-size: 14px;
}

/* Footer */
.footer {
    text-align: center;
    padding: 24px;
    color: var(--gray);
    font-size: 13px;
    border-top: 1px solid var(--border);
    margin-top: 40px;
}

/* Comparison Table */
.comparison-table td:first-child {
    font-weight: 600;
    background: #FAFAFA;
}

.comparison-table td:nth-child(2) {
    color: #DC2626;
}

.comparison-table td:nth-child(3) {
    color: #10B981;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .header .container {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .hero h1 {
        font-size: 1.8rem;
    }
    
    .card {
        padding: 16px;
    }
    
    th, td {
        padding: 8px;
        font-size: 12px;
    }
}