/* Modern Variables */
:root {
    --primary-color: #ff3333;
    --secondary-color: #1a1a1a;
    --text-color: #2c3e50;
    --bg-color: #f8f9fa;
    --accent-color: #ff4d4d;
    --card-bg: #ffffff;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --transition: all 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    background-color: var(--bg-color);
    color: var(--text-color);
    -webkit-font-smoothing: antialiased;
}

/* Modern Navbar */
.navbar {
    background-color: var(--card-bg);
    padding: 1rem 2rem;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.navbar-brand {
    color: var(--primary-color);
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    float: right;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
}

.nav-links a:hover {
    color: var(--primary-color);
}

.container {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
}

/* Modern Cards */
.card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-header {
    background: var(--secondary-color);
    color: #fff;
    padding: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.5px;
}

.card-body {
    padding: 2rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    cursor: pointer;
    border: none;
    font-weight: 500;
    transition: var(--transition);
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background-color: var(--accent-color);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: var(--transition);
    background-color: #fff;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 51, 51, 0.1);
}

/* Posts */
.post {
    margin-bottom: 3rem;
    animation: fadeIn 0.5s ease-out;
}

.post-title {
    color: var(--secondary-color);
    margin-bottom: 0.75rem;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.post-meta {
    color: #64748b;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.post-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-md);
}

.post-content {
    line-height: 1.8;
    color: var(--text-color);
}

.alert {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 4px;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

/* Admin Panel Styles */
.admin-sidebar {
    background: var(--secondary-color);
    color: #fff;
    padding: 2rem;
    min-height: 100vh;
}

.admin-sidebar a {
    color: #fff;
    text-decoration: none;
    display: block;
    padding: 0.5rem 0;
}

.admin-sidebar a:hover {
    color: var(--primary-color);
}

.admin-content {
    padding: 2rem;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: 0.75rem;
    border-bottom: 1px solid #ddd;
}

.table th {
    background-color: var(--secondary-color);
    color: #fff;
}