/* Code Ora Vanilla CSS - RTL & Dark Mode Design System */

:root {
    /* Light Theme */
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #f59e0b;
    --bg-color: #f8fafc;
    --surface-color: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --nav-bg: rgba(255, 255, 255, 0.9);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
}

.dark-mode {
    --primary-color: #3b82f6;
    --primary-hover: #60a5fa;
    --secondary-color: #fbbf24;
    --bg-color: #0f172a;
    --surface-color: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #cbd5e1;
    --border-color: #334155;
    --nav-bg: rgba(30, 41, 59, 0.9);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.4);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Cairo', sans-serif;
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: var(--primary-color);
}

ul {
    list-style: none;
}

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

/* Navigation */
.navbar {
    background-color: var(--nav-bg);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid var(--border-color);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    display: flex;
    align-items: center;
}

.logo-code { color: var(--text-main); }
.logo-ora { color: var(--primary-color); }

.nav-links {
    display: flex;
    gap: 20px;
}

.nav-links a {
    color: var(--text-main);
    font-weight: 600;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Buttons */
.btn {
    padding: 8px 20px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-lg {
    padding: 12px 30px;
    font-size: 18px;
}

.theme-btn {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    padding: 5px;
}

/* Hero Section */
.hero-section {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(135deg, var(--bg-color) 0%, var(--surface-color) 100%);
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero-content .highlight {
    color: var(--primary-color);
}

.hero-content .lead {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
}

/* Features Grid */
.features-section {
    padding: 80px 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.feature-card {
    background-color: var(--surface-color);
    padding: 30px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.feature-card h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* About Page */
.page-content {
    padding: 60px 20px;
    min-height: 60vh;
}

.about-section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
    color: var(--primary-color);
}

.about-card {
    background-color: var(--surface-color);
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
}

.about-card h3 {
    margin-bottom: 15px;
    color: var(--text-main);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 10px;
}

/* Footer */
.footer {
    background-color: var(--surface-color);
    border-top: 1px solid var(--border-color);
    padding: 40px 0 20px;
    margin-top: 50px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-top: 10px;
    max-width: 400px;
}

.footer-links h3 {
    margin-bottom: 15px;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--text-muted);
}
.footer-links a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
}

/* --- Community Styles --- */
.community-grid {
    display: grid;
    grid-template-columns: 280px 1fr 280px;
    gap: 30px;
    margin-top: 30px;
}

.community-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.post-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 25px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.post-header {
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
}

.post-body {
    padding: 0 20px 20px;
}

.post-content {
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 20px;
    white-space: pre-wrap;
}

.post-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 20px;
}

.interaction-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: 0.2s;
}

.interaction-btn:hover {
    color: var(--primary-color);
}

.interaction-btn.liked {
    color: #ef4444;
}

.create-post-card {
    background: var(--surface-color);
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    margin-bottom: 30px;
}

.post-input {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-color);
    color: var(--text-main);
    resize: none;
    font-size: 1rem;
}

.badge-group {
    font-size: 11px;
    background: rgba(var(--secondary-rgb, 245, 158, 11), 0.1);
    color: var(--secondary-color);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 700;
}

@media (max-width: 1024px) {
    .community-grid {
        grid-template-columns: 1fr;
    }
    .community-sidebar {
        display: none;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-content h1 { font-size: 2.2rem; }
    .footer-content { flex-direction: column; }
}