:root {
    --primary-color: #1e40af;
    --secondary-color: #6b7280;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --white: #ffffff;
    --black: #000000;
    
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --border-radius: 8px;
    --box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --transition: all 0.2s ease-in-out;
}

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

body {
    font-family: var(--font-family);
    font-size: 14px;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
}

.header {
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-200);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 60px;
}

.header__logo a {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
}

.nav__list {
    display: flex;
    list-style: none;
    gap: 20px;
}

.nav__link {
    color: var(--gray-600);
    text-decoration: none;
    padding: 8px 12px;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.nav__link:hover {
    background-color: var(--gray-100);
    color: var(--gray-800);
}

.user-menu {
    position: relative;
}

.user-menu__toggle {
    background: none;
    border: 1px solid var(--gray-300);
    padding: 8px 16px;
    border-radius: var(--border-radius);
    cursor: pointer;
    color: var(--gray-700);
}

.user-menu__dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    min-width: 150px;
    display: none;
    z-index: 1000;
}

.user-menu__dropdown.show {
    display: block;
}

.user-menu__dropdown a {
    display: block;
    padding: 12px 16px;
    color: var(--gray-700);
    text-decoration: none;
    border-bottom: 1px solid var(--gray-100);
}

.user-menu__dropdown a:hover {
    background-color: var(--gray-50);
}

.user-menu__dropdown hr {
    border: none;
    border-top: 1px solid var(--gray-200);
    margin: 0;
}

.main-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.dashboard {
    display: grid;
    gap: 24px;
}

.dashboard__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.dashboard__header h1 {
    font-size: 28px;
    color: var(--gray-900);
}

.dashboard__actions {
    display: flex;
    gap: 12px;
}

.dashboard__stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.stat-card {
    background-color: var(--white);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
}

.stat-card h3 {
    font-size: 14px;
    color: var(--gray-600);
    margin-bottom: 8px;
}

.stat-card__number {
    font-size: 32px;
    font-weight: bold;
    color: var(--primary-color);
}

.dashboard__content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 24px;
}

.recent-posts,
.pending-approvals {
    background-color: var(--white);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.recent-posts h2,
.pending-approvals h2 {
    font-size: 18px;
    margin-bottom: 16px;
    color: var(--gray-900);
}

.empty-state {
    color: var(--gray-500);
    font-style: italic;
    text-align: center;
    padding: 40px 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border: none;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    gap: 8px;
}

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

.btn--primary:hover {
    background-color: #1d4ed8;
    transform: translateY(-1px);
}

.btn--secondary {
    background-color: var(--gray-200);
    color: var(--gray-700);
}

.btn--secondary:hover {
    background-color: var(--gray-300);
    transform: translateY(-1px);
}

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

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

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

.btn--full {
    width: 100%;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 14px;
    background-color: var(--white);
    transition: var(--transition);
}

.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(30, 64, 175, 0.1);
}

.form-group small {
    display: block;
    margin-top: 4px;
    color: var(--gray-500);
    font-size: 12px;
}

.error-message {
    background-color: #fef2f2;
    color: var(--error-color);
    padding: 12px;
    border-radius: var(--border-radius);
    border: 1px solid #fecaca;
    margin-bottom: 16px;
}

.success-message {
    background-color: #f0fdf4;
    color: var(--success-color);
    padding: 12px;
    border-radius: var(--border-radius);
    border: 1px solid #bbf7d0;
    margin-bottom: 16px;
}

.warning-message {
    background-color: #fffbeb;
    color: var(--warning-color);
    padding: 12px;
    border-radius: var(--border-radius);
    border: 1px solid #fed7aa;
    margin-bottom: 16px;
}

.footer {
    background-color: var(--white);
    border-top: 1px solid var(--gray-200);
    margin-top: 40px;
    padding: 20px 0;
}

.footer__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
    color: var(--gray-500);
    font-size: 14px;
}

@media (max-width: 768px) {
    .header__container {
        flex-direction: column;
        height: auto;
        padding: 12px 20px;
    }
    
    .nav__list {
        flex-wrap: wrap;
        gap: 12px;
        margin-top: 12px;
    }
    
    .dashboard__header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .dashboard__actions {
        flex-direction: column;
        width: 100%;
    }
    
    .dashboard__content {
        grid-template-columns: 1fr;
    }
    
    .dashboard__stats {
        grid-template-columns: 1fr;
    }
}