/* ============================================================
   Techyon — AI News Aggregator
   Theme: Aurora / Modern Tech Magazine
   ============================================================ */

:root {
    --bg-deep: #07080c;
    --bg-surface: rgba(15, 18, 27, 0.85);
    --bg-card: rgba(20, 23, 35, 0.7);
    --bg-card-hover: rgba(28, 32, 50, 0.9);
    --text-primary: #eaf0ff;
    --text-secondary: #8b9cc0;
    --text-muted: #4a5578;
    --accent-1: #6366f1;
    --accent-2: #06b6d4;
    --accent-3: #a855f7;
    --accent-4: #10b981;
    --accent-5: #f59e0b;
    --border-subtle: rgba(99, 102, 241, 0.12);
    --border-hover: rgba(99, 102, 241, 0.35);
    --glow: rgba(99, 102, 241, 0.2);
    --radius: 16px;
    --radius-sm: 10px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 30px var(--glow);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

/* ── Animated background layers ── */
body {
    background: #07080c;
    color: var(--text-primary);
    font-family: 'Inter', 'Segoe UI', -apple-system, sans-serif;
    line-height: 1.65;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.bg-animated {
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    overflow: hidden;
}

.bg-animated .layer {
    position: absolute;
    border-radius: 50%;
    filter: blur(45px);
    opacity: 0.9;
    mix-blend-mode: screen;
}

.bg-animated .layer-1 {
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle,
                                rgba(99, 102, 241, 0.55),
                                rgba(99, 102, 241, 0.20) 55%,
                                transparent 75%);
    top: -10%;
    left: -10%;
    animation: orbFloat1 18s ease-in-out infinite;
}

.bg-animated .layer-2 {
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle,
                                rgba(6, 182, 212, 0.45),
                                rgba(6, 182, 212, 0.18) 55%,
                                transparent 75%);
    bottom: -15%;
    right: -10%;
    animation: orbFloat2 22s ease-in-out infinite;
}

.bg-animated .layer-3 {
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle,
                                rgba(168, 85, 247, 0.50),
                                rgba(168, 85, 247, 0.18) 55%,
                                transparent 75%);
    top: 40%;
    left: 30%;
    animation: orbFloat3 25s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30vw, 20vh) scale(1.1); }
    66% { transform: translate(10vw, 40vh) scale(0.9); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-25vw, -15vh) scale(1.15); }
    66% { transform: translate(-10vw, -30vh) scale(0.85); }
}

@keyframes orbFloat3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-20vw, -25vh) scale(0.9); }
    66% { transform: translate(15vw, 10vh) scale(1.1); }
}

/* Grid pattern overlay */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(99, 102, 241, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99, 102, 241, 0.025) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -1;
    pointer-events: none;
    animation: gridDrift 20s linear infinite;
}

/* ── Floating particles ── */
@keyframes gridDrift {
    0% { background-position: 0 0; }
    100% { background-position: 60px 60px; }
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.3; }
    25% { transform: translate(50px, -30px) scale(1.1); opacity: 0.5; }
    50% { transform: translate(30px, -60px) scale(0.9); opacity: 0.4; }
    75% { transform: translate(-20px, -30px) scale(1.05); opacity: 0.5; }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); opacity: 0.2; }
    25% { transform: translate(-30px, 40px) scale(0.9); opacity: 0.4; }
    50% { transform: translate(-50px, 20px) scale(1.1); opacity: 0.3; }
    75% { transform: translate(-20px, 50px) scale(0.95); opacity: 0.4; }
}

.bg-orb {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
}
.bg-orb-1 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1), transparent 70%);
    top: 10%; left: -5%;
    animation: float1 12s ease-in-out infinite;
}
.bg-orb-2 {
    width: 250px; height: 250px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08), transparent 70%);
    top: 50%; right: -3%;
    animation: float2 15s ease-in-out infinite;
}
.bg-orb-3 {
    width: 200px; height: 200px;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.07), transparent 70%);
    bottom: 10%; left: 30%;
    animation: float1 10s ease-in-out infinite 2s;
}

/* ── Container ── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-1), var(--accent-2));
    border-radius: 4px;
}

/* ═══════════════════════════════════════════════════════════
   HEADER — Magazine-style hero
   ═══════════════════════════════════════════════════════════ */
.site-header {
    text-align: center;
    padding: 72px 0 48px;
    position: relative;
    overflow: hidden;
}

.site-header::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-1), var(--accent-2), var(--accent-1), transparent);
}



.site-header h1 {
    font-size: 2.8rem;
    font-weight: 900;
    letter-spacing: -0.5px;
    line-height: 1.1;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-2) 50%, var(--accent-1) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.site-header h1 a { color: inherit; }

.tagline {
    color: var(--text-secondary);
    font-size: 1.05rem;
    max-width: 550px;
    margin: 0 auto 20px;
    font-weight: 400;
}

.meta-info {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.update-label, .update-date {
    padding: 5px 14px;
    background: rgba(99, 102, 241, 0.08);
    border-radius: 999px;
    border: 1px solid var(--border-subtle);
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ═══════════════════════════════════════════════════════════
   FILTER BAR
   ═══════════════════════════════════════════════════════════ */
.filter-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
    padding: 18px 24px;
    background: var(--bg-surface);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    flex-wrap: wrap;
    box-shadow: var(--shadow);
}

.filter-bar label {
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#searchInput {
    background: rgba(10, 12, 20, 0.6);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    color: var(--text-primary);
    font-size: 0.95rem;
    flex: 2;
    min-width: 240px;
    outline: none;
    transition: border-color 0.25s, box-shadow 0.25s;
}
#searchInput:focus {
    border-color: var(--accent-1);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}
#searchInput::placeholder { color: var(--text-muted); }

#sourceFilter {
    background: rgba(10, 12, 20, 0.6);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    outline: none;
    transition: border-color 0.25s;
    min-width: 150px;
}
#sourceFilter:focus { border-color: var(--accent-1); }
#sourceFilter option { background: #0f121b; }

/* ═══════════════════════════════════════════════════════════
   CARDS — Magazine grid
   ═══════════════════════════════════════════════════════════ */
.articles-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(500px, 1fr));
    gap: 20px;
    margin-bottom: 60px;
}

.card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card-inner {
    display: flex;
    gap: 0;
}

.card-thumb-wrap {
    width: 110px;
    min-width: 110px;
    height: 110px;
    overflow: hidden;
    flex-shrink: 0;
    border-radius: var(--radius) 0 0 var(--radius);
}

.card-thumb {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.4s ease;
}

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

.card-thumb-fallback {
    background-size: cover;
    background-position: center;
}

.card-thumb-fallback[data-source*="reddit"] {
    background: linear-gradient(135deg, #ff4500 0%, #ff6a33 30%, #1a1a2e 100%);
}

.card-thumb-fallback[data-source*="github"] {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 30%, #4fc3f7 100%);
}

.card-thumb-fallback[data-source*="hackernews"] {
    background: linear-gradient(135deg, #ff6600 0%, #1a1a1a 50%, #000000 100%);
}

.card-thumb-fallback[data-source*="medium"] {
    background: linear-gradient(135deg, #00ab6b 0%, #12100e 50%, #292926 100%);
}

.card-thumb-fallback[data-source*="dev.to"] {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 30%, #eeff41 100%);
}

.card-thumb-fallback:not([data-source*="reddit"]):not([data-source*="github"]):not([data-source*="hackernews"]):not([data-source*="medium"]):not([data-source*="dev.to"]) {
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));
}

.card-body {
    padding: 18px 22px 18px 18px;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.card-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.4s ease;
    border-radius: var(--radius) var(--radius) 0 0;
}

.card:hover .card-image {
    transform: scale(1.05);
}

.card-image-fallback {
    background-size: cover;
    background-position: center;
}

.card-image-fallback[data-source*="reddit"] {
    background: linear-gradient(135deg, #ff4500 0%, #ff6a33 30%, #1a1a2e 100%);
}

.card-image-fallback[data-source*="github"] {
    background: linear-gradient(135deg, #0d1117 0%, #161b22 30%, #4fc3f7 100%);
}

.card-image-fallback[data-source*="hackernews"] {
    background: linear-gradient(135deg, #ff6600 0%, #1a1a1a 50%, #000000 100%);
}

.card-image-fallback[data-source*="medium"] {
    background: linear-gradient(135deg, #00ab6b 0%, #12100e 50%, #292926 100%);
}

.card-image-fallback[data-source*="dev.to"] {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 30%, #eeff41 100%);
}

.card-image-fallback:not([data-source*="reddit"]):not([data-source*="github"]):not([data-source*="hackernews"]):not([data-source*="medium"]):not([data-source*="dev.to"]) {
    background: linear-gradient(135deg, var(--accent-1), var(--accent-2), var(--accent-3));
}

.card-body {
    padding: 24px 26px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

/* Colored top stripe */
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
    opacity: 0;
    transition: opacity 0.3s;
}
.card:hover::before { opacity: 1; }

.card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
    background: var(--bg-card-hover);
}

/* Entry animation */
@keyframes cardIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}
.card { animation: cardIn 0.45s ease backwards; }
.card:nth-child(1) { animation-delay: 0s; }
.card:nth-child(2) { animation-delay: 0.06s; }
.card:nth-child(3) { animation-delay: 0.12s; }
.card:nth-child(4) { animation-delay: 0.18s; }
.card:nth-child(5) { animation-delay: 0.24s; }
.card:nth-child(6) { animation-delay: 0.30s; }
.card:nth-child(7) { animation-delay: 0.36s; }
.card:nth-child(8) { animation-delay: 0.42s; }

/* Source badge — color-coded */
.source-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
}

/* Source-specific colors */
.source-badge[data-src*="reddit"] {
    background: rgba(255, 69, 0, 0.15);
    color: #ff4500;
    border: 1px solid rgba(255, 69, 0, 0.3);
    box-shadow: 0 0 12px rgba(255, 69, 0, 0.1);
}
.source-badge[data-src*="medium"] {
    background: rgba(0, 200, 83, 0.12);
    color: #00c853;
    border: 1px solid rgba(0, 200, 83, 0.25);
    box-shadow: 0 0 12px rgba(0, 200, 83, 0.1);
}
.source-badge[data-src*="hackernews"],
.source-badge[data-src*="hacker-news"],
.source-badge[data-src*="HN"],
.source-badge[data-src*="hacker"] {
    background: rgba(255, 167, 38, 0.15);
    color: #ffa726;
    border: 1px solid rgba(255, 167, 38, 0.3);
    box-shadow: 0 0 12px rgba(255, 167, 38, 0.1);
}
.source-badge[data-src*="github"] {
    background: rgba(79, 195, 247, 0.12);
    color: #4fc3f7;
    border: 1px solid rgba(79, 195, 247, 0.25);
    box-shadow: 0 0 12px rgba(79, 195, 247, 0.1);
}
.source-badge[data-src*="devto"],
.source-badge[data-src*="dev.to"] {
    background: rgba(238, 255, 65, 0.12);
    color: #eeff41;
    border: 1px solid rgba(238, 255, 65, 0.25);
    box-shadow: 0 0 12px rgba(238, 255, 65, 0.1);
}
.source-badge:not([data-src*="reddit"]):not([data-src*="medium"]):not([data-src*="hacker"]):not([data-src*="github"]):not([data-src*="devto"]):not([data-src*="dev.to"]) {
    background: rgba(99, 102, 241, 0.12);
    color: var(--accent-1);
    border: 1px solid rgba(99, 102, 241, 0.25);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.1);
}

/* Card header */
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 8px;
}

.tags { display: flex; gap: 5px; flex-wrap: wrap; }
.tag {
    padding: 2px 8px;
    border-radius: 6px;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    border: 1px solid;
}

.tag[data-tag*="r/"] {
    background: rgba(255, 87, 34, 0.15);
    color: #ff8a65;
    border-color: rgba(255, 87, 34, 0.25);
}

.tag[data-tag="hn"] {
    background: rgba(255, 102, 0, 0.15);
    color: #ff944d;
    border-color: rgba(255, 102, 0, 0.25);
}

.tag[data-tag="github"] {
    background: rgba(201, 209, 217, 0.1);
    color: #c9d1d9;
    border-color: rgba(201, 209, 217, 0.2);
}

.tag[data-tag="dev.to"] {
    background: rgba(255, 204, 50, 0.12);
    color: #ffd859;
    border-color: rgba(255, 204, 50, 0.25);
}

.tag[data-tag="medium"] {
    background: rgba(0, 181, 156, 0.12);
    color: #26d6b9;
    border-color: rgba(0, 181, 156, 0.25);
}

.tag[data-tag="ai"] {
    background: rgba(168, 85, 247, 0.12);
    color: #c084fc;
    border-color: rgba(168, 85, 247, 0.25);
}

.tag[data-tag="trending"] {
    background: rgba(255, 215, 0, 0.12);
    color: #ffd700;
    border-color: rgba(255, 215, 0, 0.25);
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 4px rgba(255, 215, 0, 0.15); }
    50% { box-shadow: 0 0 12px rgba(255, 215, 0, 0.35); }
}

.tag[data-tag="python"] {
    background: rgba(55, 118, 171, 0.15);
    color: #6ba3d6;
    border-color: rgba(55, 118, 171, 0.25);
}

.tag[data-tag="cpp"] {
    background: rgba(0, 89, 156, 0.15);
    color: #3388cc;
    border-color: rgba(0, 89, 156, 0.25);
}

.tag[data-tag="rust"] {
    background: rgba(222, 165, 132, 0.12);
    color: #e8b89a;
    border-color: rgba(222, 165, 132, 0.25);
}

.tag[data-tag="go"] {
    background: rgba(0, 173, 216, 0.12);
    color: #00add8;
    border-color: rgba(0, 173, 216, 0.25);
}

.tag[data-tag="javascript"], .tag[data-tag*="typescript"] {
    background: rgba(247, 223, 30, 0.12);
    color: #f7df1e;
    border-color: rgba(247, 223, 30, 0.25);
}

.tag[data-tag="cuda"] {
    background: rgba(118, 185, 0, 0.12);
    color: #76b900;
    border-color: rgba(118, 185, 0, 0.25);
}

.tag[data-tag="julia"] {
    background: rgba(67, 146, 76, 0.12);
    color: #43924c;
    border-color: rgba(67, 146, 76, 0.25);
}

.tag[data-tag="mojo"] {
    background: rgba(255, 107, 53, 0.12);
    color: #ff6b35;
    border-color: rgba(255, 107, 53, 0.25);
}

.tag:not([data-tag*="r/"]):not([data-tag="hn"]):not([data-tag="github"]):not([data-tag="trending"]):not([data-tag="dev.to"]):not([data-tag="medium"]):not([data-tag="ai"]):not([data-tag="python"]):not([data-tag="cpp"]):not([data-tag="rust"]):not([data-tag="go"]):not([data-tag*="javascript"]):not([data-tag*="typescript"]):not([data-tag="cuda"]):not([data-tag="julia"]):not([data-tag="mojo"]) {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-secondary);
    border-color: rgba(99, 102, 241, 0.1);
}

/* Card title */
.card-title { margin-bottom: 10px; }
.card-title a {
    color: var(--text-primary);
    font-size: 1.15rem;
    font-weight: 700;
    line-height: 1.35;
    transition: color 0.25s;
    display: block;
}
.card-title a:hover { color: var(--accent-1); }

/* Card meta */
.card-meta {
    display: flex;
    gap: 16px;
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}
.meta-author::after { content: "·"; margin-left: 16px; opacity: 0.5; }

.meta-stars {
    color: #ffd700;
    font-weight: 600;
}

.meta-today-stars {
    color: #4ade80;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Summary */
.card-summary {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}

/* Original link */
.card-link {
    font-size: 0.82rem;
    color: var(--accent-2);
    opacity: 0.7;
    transition: opacity 0.25s, color 0.25s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.card-link:hover { opacity: 1; color: var(--accent-1); }
.card-link::after { content: '→'; display: inline-block; transition: transform 0.25s; }
.card-link:hover::after { transform: translateX(3px); }

/* ═══════════════════════════════════════════════════════════
   ARTICLE PAGE
   ═══════════════════════════════════════════════════════════ */
.article-page { margin-bottom: 60px; }

.full-article {
    background: var(--bg-surface);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 56px;
    box-shadow: var(--shadow);
    position: relative;
}

.full-article::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-1), var(--accent-2), var(--accent-3));
}

.article-header { margin-bottom: 40px; }

.article-header-top {
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.article-thumb {
    width: 160px;
    min-width: 160px;
    height: 160px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow);
    flex-shrink: 0;
}

.article-header-text {
    flex: 1;
    min-width: 0;
}

.article-header-text h1 {
    text-align: left;
}

.article-header h1 {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1.3;
    color: var(--text-primary);
    max-width: 720px;
    margin: 0 auto;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 16px;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 16px;
    flex-wrap: wrap;
}
.article-meta span {
    padding: 4px 14px;
    background: rgba(99, 102, 241, 0.08);
    border-radius: 999px;
    border: 1px solid var(--border-subtle);
}

.article-body {
    padding: 0 12px;
    line-height: 1.85;
    font-size: 1.02rem;
}

.article-body h2, .article-body h3 {
    color: var(--accent-1);
    margin-top: 32px;
    margin-bottom: 14px;
    font-weight: 700;
}

.article-body p { color: var(--text-primary); margin-bottom: 18px; }
.article-body a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 3px; }
.article-body ul, .article-body ol { padding-left: 28px; margin-bottom: 22px; }
.article-body li { color: var(--text-primary); margin-bottom: 6px; line-height: 1.7; }

.article-body blockquote {
    border-left: 3px solid var(--accent-1);
    padding: 14px 20px;
    margin: 22px 0;
    background: rgba(99, 102, 241, 0.05);
    border-radius: 0 10px 10px 0;
    color: var(--text-secondary);
    font-style: italic;
}

.article-body pre {
    background: rgba(5, 6, 12, 0.9);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 20px;
    overflow-x: auto;
    margin-bottom: 22px;
}

.article-body code {
    background: rgba(99, 102, 241, 0.1);
    padding: 2px 7px;
    border-radius: 5px;
    font-size: 0.88em;
    color: var(--accent-2);
}
.article-body pre code { background: none; padding: 0; }

/* Article footer */
.article-footer {
    text-align: center;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
}

.source-link {
    display: inline-block;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(6, 182, 212, 0.15));
    color: var(--accent-2);
    padding: 10px 28px;
    border-radius: 12px;
    font-size: 0.88rem;
    font-weight: 600;
    transition: all 0.3s;
    border: 1px solid rgba(6, 182, 212, 0.2);
}
.source-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(6, 182, 212, 0.15);
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 20px;
    font-size: 0.88rem;
    color: var(--text-muted);
    transition: color 0.25s, transform 0.25s;
}
.back-link:hover { color: var(--accent-1); transform: translateX(-4px); }

/* ═══════════════════════════════════════════════════════════
   PAGINATION
   ═══════════════════════════════════════════════════════════ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.page-btn {
    display: inline-block;
    padding: 9px 18px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    color: var(--text-secondary);
    background: var(--bg-card);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-subtle);
    cursor: pointer;
    transition: all 0.25s;
}
.page-btn:hover {
    border-color: var(--accent-1);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.15);
}
.page-btn.active {
    background: linear-gradient(135deg, var(--accent-1), var(--accent-3));
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

/* ═══════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════ */
.site-footer {
    text-align: center;
    padding: 40px 0 36px;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-subtle);
}

.site-footer a { color: var(--accent-1); font-weight: 600; }
.site-footer p { margin-bottom: 6px; }

/* ═══════════════════════════════════════════════════════════
   EMPTY STATE
   ═══════════════════════════════════════════════════════════ */
.empty-state {
    text-align: center;
    padding: 80px 24px;
    color: var(--text-muted);
}
.empty-state p { font-size: 1.1rem; margin-bottom: 16px; }
.empty-state code {
    background: rgba(99, 102, 241, 0.1);
    padding: 4px 12px;
    border-radius: 8px;
    font-size: 0.88rem;
    border: 1px solid var(--border-subtle);
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .articles-list { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .container { padding: 0 18px; }
    .site-header { padding: 48px 0 36px; }
    .site-header h1 { font-size: 2rem; }
    .full-article { padding: 28px 20px; }
    .article-header h1 { font-size: 1.45rem; }
    .card-title a { font-size: 1.05rem; }
    .filter-bar { padding: 14px 18px; flex-direction: column; align-items: stretch; }
    #searchInput, #sourceFilter { min-width: auto; width: 100%; }
}

@media (max-width: 480px) {
    .site-header h1 { font-size: 1.5rem; }
    .card { padding: 18px; }
    .meta-info { flex-direction: column; gap: 6px; }
    .pagination { gap: 6px; }
    .page-btn { padding: 8px 14px; font-size: 0.82rem; }
}