/* ==========================================
   GLOBAL STYLES
   ========================================== */

:root {
    --primary: #FF6B00;
    --primary-dark: #E55A00;
    --dark-bg: #0c0c0c;
    --card-bg: #141414;
    --text-light: #999;
    --text-dark: #0c0c0c;
    --border-color: #e0e0e0;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
}

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

html, body {
    height: 100%;
}

body {
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark-bg);
    color: var(--text-dark);
    line-height: 1.6;
}

/* ==========================================
   LAYOUT
   ========================================== */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

.grid {
    display: grid;
    gap: 20px;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
}

@media (max-width: 768px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   HEADER
   ========================================== */

.header {
    background: white;
    border-bottom: 1px solid var(--border-color);
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header h1 {
    font-size: 24px;
    color: var(--primary);
}

.header-right {
    display: flex;
    gap: 15px;
    align-items: center;
}

.user-info {
    text-align: right;
}

.user-info p:first-child {
    font-weight: 600;
    color: var(--text-dark);
}

.user-info p:last-child {
    font-size: 12px;
    color: var(--text-light);
}

.logout-btn {
    background: var(--error);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.logout-btn:hover {
    background: #dc2626;
    transform: translateY(-2px);
}

/* ==========================================
   CARDS
   ========================================== */

.card {
    background: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.card-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

/* ==========================================
   FORM ELEMENTS
   ========================================== */

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.1);
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: #e5e5e5;
    color: var(--text-dark);
}

.btn-secondary:hover {
    background: #d0d0d0;
}

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

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

.btn-small {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-block {
    width: 100%;
    margin-top: 10px;
}

/* ==========================================
   TABS
   ========================================== */

.tabs {
    display: flex;
    gap: 10px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 20px;
}

.tab {
    padding: 12px 16px;
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-light);
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
}

.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* ==========================================
   TABLES
   ========================================== */

.table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.table th {
    background: #f5f5f5;
    padding: 12px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    color: var(--text-dark);
    border-bottom: 2px solid var(--border-color);
}

.table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

.table tr:hover {
    background: #f9f9f9;
}

/* ==========================================
   SEARCH & FILTER
   ========================================== */

.search-box {
    position: relative;
    margin-bottom: 20px;
}

.search-box input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
}

.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 6px 6px;
    max-height: 300px;
    overflow-y: auto;
    z-index: 10;
    display: none;
}

.search-results.show {
    display: block;
}

.search-item {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.search-item:hover {
    background: #f5f5f5;
}

/* ==========================================
   NOTIFICATIONS
   ========================================== */

.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    background: white;
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.notification.success {
    border-left: 4px solid var(--success);
}

.notification.error {
    border-left: 4px solid var(--error);
}

.notification.warning {
    border-left: 4px solid var(--warning);
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ==========================================
   LOADER
   ========================================== */

.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================
   RESPONSIVE
   ========================================== */

@media (max-width: 640px) {
    .container {
        padding: 10px;
    }
    
    .card {
        padding: 15px;
    }
    
    .header {
        flex-direction: column;
        gap: 10px;
    }
    
    .header-right {
        width: 100%;
        justify-content: space-between;
    }
}