/* All Posts Page - Compact Grid */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Merriweather:wght@300;400;700&display=swap');

:root {
    --bg: #fafafa;
    --surface: #ffffff;
    --text: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-light: #737373;
    --border: #e5e5e5;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --serif: 'Merriweather', Georgia, serif;
    --sans: 'Inter', -apple-system, sans-serif;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Top Bar */
.top-bar {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

.header-box {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}

.logo .apostrophe {
    color: var(--accent);
}

.lang-switch a {
    padding: 0.4rem 0.8rem;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.2s;
}

.lang-switch a.active {
    color: var(--accent);
    background: rgba(37, 99, 235, 0.1);
}

/* Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2.5rem 2rem;
}

/* Page Header - Compact */
.page-header {
    margin-bottom: 2rem;
}

.page-title {
    font-family: var(--serif);
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.page-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Filter Bar - Compact */
.filter-bar {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1rem;
    background: var(--surface);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.filter-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.filter-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* Posts Grid - Dense Layout (4 columns) */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
}

.post-card {
    background: var(--surface);
    border-radius: 10px;
    border: 1px solid var(--border);
    overflow: hidden;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 0 0 2px var(--accent), 0 12px 32px rgba(37, 99, 235, 0.12);
    border-color: transparent;
}

.post-card-thumbnail {
    width: 100%;
    height: 160px;
    object-fit: cover;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    transition: transform 0.5s ease;
}

.post-card:hover .post-card-thumbnail {
    transform: scale(1.08);
}

.post-card-content {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.post-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    font-size: 0.75rem;
}

.post-card-date {
    color: var(--text-light);
}

.post-card-category {
    padding: 0.25rem 0.6rem;
    background: rgba(37, 99, 235, 0.1);
    color: var(--accent);
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.7rem;
}

.post-card-title {
    font-family: var(--serif);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.3;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-card-excerpt {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Floating Menu */
.floating-menu {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 999;
}

.menu-btn {
    width: 50px;
    height: 50px;
    background: var(--accent);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.25rem;
    color: white;
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
    transition: all 0.3s;
}

.menu-btn:hover {
    transform: scale(1.1);
}

.menu-panel {
    position: absolute;
    bottom: 60px;
    right: 0;
    background: white;
    border-radius: 10px;
    padding: 0.5rem;
    min-width: 160px;
    display: none;
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
    border: 1px solid var(--border);
}

.menu-panel.active {
    display: block;
}

.menu-panel a {
    display: block;
    padding: 0.6rem 1rem;
    color: var(--text);
    text-decoration: none;
    border-radius: 6px;
    font-size: 0.9rem;
    transition: all 0.2s;
}

.menu-panel a:hover {
    background: rgba(37, 99, 235, 0.1);
    color: var(--accent);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 2rem 1rem;
    }

    .page-title {
        font-size: 1.75rem;
    }

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