:root {
    --primary-color: #000000;
    --secondary-color: #ffffff;
    --accent-color: #333333;
    --text-color: #333333;
    --light-bg: #f8f9fa;
    --border-color: #e0e0e0;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background: var(--light-bg);
}

.admin-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.admin-header {
    background: var(--secondary-color);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo img {
    height: 40px;
    width: auto;
}

.logo span {
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-color);
}

.header-actions {
    display: flex;
    gap: 15px;
}

.btn-preview, .btn-save {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn-preview {
    background: var(--accent-color);
    color: var(--secondary-color);
}

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

.btn-save {
    background: var(--success-color);
    color: var(--secondary-color);
}

.btn-save:hover {
    background: #218838;
    transform: translateY(-2px);
}

/* Main Content */
.admin-main {
    flex: 1;
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Sidebar */
.admin-sidebar {
    width: 280px;
    background: var(--secondary-color);
    border-right: 1px solid var(--border-color);
    padding: 30px 0;
}

.nav-list {
    list-style: none;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 25px;
    color: var(--text-color);
    text-decoration: none;
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.nav-link:hover {
    background: var(--light-bg);
    border-left-color: var(--accent-color);
}

.nav-link.active {
    background: var(--light-bg);
    border-left-color: var(--primary-color);
    color: var(--primary-color);
    font-weight: 600;
}

.nav-link i {
    width: 20px;
    text-align: center;
}

/* Editor Content */
.editor-content {
    flex: 1;
    padding: 30px;
    background: var(--secondary-color);
    margin: 20px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.editor-section {
    display: none;
}

.editor-section.active {
    display: block;
}

.section-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.section-header h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.section-header p {
    color: var(--accent-color);
    font-size: 1.1rem;
}

/* Form Elements */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--primary-color);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--secondary-color);
}

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

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* Arabic inputs */
input[dir="rtl"],
textarea[dir="rtl"] {
    text-align: right;
}

/* Services Note */
.services-note {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background: #e7f3ff;
    border: 1px solid #b3d7ff;
    border-radius: 8px;
    padding: 20px;
    color: #004085;
}

.services-note i {
    font-size: 20px;
    margin-top: 2px;
}

/* Status Bar */
.status-bar {
    background: var(--primary-color);
    color: var(--secondary-color);
    padding: 12px 0;
}

.status-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#status-message {
    font-weight: 500;
}

#last-saved {
    font-size: 14px;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .admin-main {
        flex-direction: column;
    }

    .admin-sidebar {
        width: 100%;
        order: 2;
    }

    .nav-list {
        display: flex;
        overflow-x: auto;
        padding: 0 20px;
    }

    .nav-link {
        white-space: nowrap;
        border-left: none;
        border-bottom: 3px solid transparent;
    }

    .nav-link:hover,
    .nav-link.active {
        border-left: none;
        border-bottom-color: var(--primary-color);
    }

    .editor-content {
        order: 1;
        margin: 20px 20px 0;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }

    .header-actions {
        width: 100%;
        justify-content: center;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .editor-content {
        padding: 20px;
        margin: 15px;
    }

    .nav-list {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .header-actions {
        flex-direction: column;
    }

    .btn-preview,
    .btn-save {
        width: 100%;
        justify-content: center;
    }

    .status-content {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}

/* Loading and Success States */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.success {
    border-color: var(--success-color) !important;
}

.error {
    border-color: var(--danger-color) !important;
}

/* Smooth animations */
.editor-section {
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.editor-section.active {
    opacity: 1;
    transform: translateY(0);
}