/* ============================================================
   4GAY — v6 — Игры / Технологии / AI
   ============================================================ */

/* DARK (default) */
:root {
    --bg:       #0a0e17;
    --bg2:      #111827;
    --bg-card:  #1a2035;
    --bg-hover: #222b45;
    --accent:   #00f0ff;
    --accent2:  #a855f7;
    --games:    #00f0ff;
    --tech:     #a855f7;
    --ai:       #22d3ee;
    --text:     #e2e8f0;
    --text2:    #94a3b8;
    --muted:    #64748b;
    --border:   #1e293b;
    --radius:   12px;
    --shadow:   0 4px 20px rgba(0,0,0,0.4);
    --header-bg: rgba(10,14,23,0.92);
    --hero-grad: rgba(0,240,255,0.03);
    --search-bg: #111827;
    --ptc:      0,240,255;
}

[data-theme="light"] {
    --bg:       #f1f5f9;
    --bg2:      #e2e8f0;
    --bg-card:  #ffffff;
    --bg-hover: #f8fafc;
    --accent:   #0891b2;
    --accent2:  #7c3aed;
    --games:    #0891b2;
    --tech:     #7c3aed;
    --ai:       #0891b2;
    --text:     #0f172a;
    --text2:    #475569;
    --muted:    #94a3b8;
    --border:   #cbd5e1;
    --shadow:   0 4px 20px rgba(0,0,0,0.06);
    --header-bg: rgba(241,245,249,0.92);
    --hero-grad: rgba(8,145,178,0.04);
    --search-bg: #ffffff;
    --ptc:      8,145,178;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    font-size: 17px;
    line-height: 1.6;
    transition: background 0.3s, color 0.3s;
}

#particles { position:fixed; top:0; left:0; width:100%; height:100%; z-index:0; pointer-events:none; }
.container { max-width:1240px; margin:0 auto; padding:0 24px; }

/* === Header === */
.header {
    position:sticky; top:0; z-index:100;
    background: var(--header-bg);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    padding: 12px 0;
    transition: background 0.3s;
}
.header-inner { display:flex; align-items:center; justify-content:space-between; gap:16px; }

.logo {
    display:flex; align-items:baseline; gap:2px;
    font-family:'Orbitron',sans-serif;
    font-weight:900; font-size:1.6rem;
    text-decoration:none; white-space:nowrap;
}
.logo-4  { color: var(--accent); }
.logo-gay { color: var(--accent2); }
.logo-sub {
    font-family:'Inter',sans-serif;
    font-size:0.65rem; font-weight:400;
    color:var(--muted); margin-left:8px;
    letter-spacing:1px; text-transform:uppercase;
}

.nav { display:flex; gap:4px; overflow-x:auto; }
.nav-link {
    color:var(--text2); text-decoration:none;
    padding:8px 16px; border-radius:8px;
    font-size:0.95rem; font-weight:500;
    transition:all 0.2s; white-space:nowrap;
}
.nav-link:hover, .nav-link.active { color:var(--text); }

.nav-games:hover, .nav-games.active { background:rgba(0,240,255,0.1); color:var(--games); }
.nav-tech:hover, .nav-tech.active   { background:rgba(168,85,247,0.1); color:var(--tech); }
.nav-ai:hover, .nav-ai.active       { background:rgba(34,211,238,0.1); color:var(--ai); }

[data-theme="light"] .nav-games:hover, [data-theme="light"] .nav-games.active { background:rgba(8,145,178,0.06); }
[data-theme="light"] .nav-tech:hover,  [data-theme="light"] .nav-tech.active  { background:rgba(124,58,237,0.06); }
[data-theme="light"] .nav-ai:hover,    [data-theme="light"] .nav-ai.active    { background:rgba(8,145,178,0.06); }

.header-right { display:flex; align-items:center; gap:10px; }

.search-box {
    display:flex; align-items:center;
    background:var(--search-bg); border:1px solid var(--border);
    border-radius:8px; overflow:hidden;
    transition:background 0.3s, border-color 0.3s;
}
.search-box input {
    background:none; border:none; color:var(--text);
    padding:8px 12px; font-size:0.95rem; width:170px; outline:none;
    font-family:inherit;
}
.search-box input::placeholder { color:var(--muted); }
.search-box button {
    background:var(--accent); border:none; color:#fff;
    padding:8px 12px; cursor:pointer; font-size:1rem;
}

.theme-toggle {
    background:var(--bg2); border:1px solid var(--border);
    border-radius:8px; width:38px; height:38px;
    display:flex; align-items:center; justify-content:center;
    cursor:pointer; font-size:1.15rem; transition:all 0.2s;
    color:var(--text2); position:relative; overflow:hidden;
}
.theme-toggle:hover { border-color:var(--accent); color:var(--accent); }
.theme-icon-dark, .theme-icon-light { position:absolute; transition:opacity 0.3s, transform 0.3s; }
.theme-icon-dark  { opacity:1; transform:rotate(0deg); }
.theme-icon-light { opacity:0; transform:rotate(-90deg); }
[data-theme="light"] .theme-icon-dark  { opacity:0; transform:rotate(90deg); }
[data-theme="light"] .theme-icon-light { opacity:1; transform:rotate(0deg); }

.lang-switch {
    display:flex; background:var(--bg2);
    border:1px solid var(--border); border-radius:8px; overflow:hidden;
}
.lang-btn {
    background:none; border:none; color:var(--muted);
    padding:6px 11px; font-size:0.8rem; font-weight:600;
    cursor:pointer; transition:all 0.2s;
}
.lang-btn.active { background:var(--accent); color:#fff; }

/* === Hero === */
.hero {
    position:relative; z-index:1; text-align:center;
    padding:50px 0 30px;
    background:linear-gradient(180deg, var(--hero-grad) 0%, transparent 100%);
}
.hero-title {
    font-family:'Orbitron',sans-serif;
    font-size:4rem; font-weight:900; letter-spacing:4px; margin-bottom:10px;
}
.hero-4  { color:var(--accent); text-shadow:0 0 30px rgba(0,240,255,0.3); }
.hero-gay { color:var(--accent2); text-shadow:0 0 30px rgba(168,85,247,0.3); }
[data-theme="light"] .hero-4, [data-theme="light"] .hero-gay { text-shadow:none; }
.hero-subtitle { font-size:1.2rem; color:var(--text2); margin-bottom:6px; }
.hero-desc { font-size:1.05rem; color:var(--muted); }

/* === Main === */
.main { position:relative; z-index:1; padding:20px 0 60px; }

.section-header {
    display:flex; align-items:center; justify-content:space-between;
    margin-bottom:24px; flex-wrap:wrap; gap:14px;
}
.section-header h2 {
    font-family:'Orbitron',sans-serif;
    font-size:1.5rem; color:var(--text);
}

/* Category tabs */
.category-tabs { display:flex; gap:6px; }
.tab {
    background:var(--bg2); border:1px solid var(--border);
    color:var(--text2); padding:8px 18px; border-radius:8px;
    font-size:0.92rem; font-weight:500; cursor:pointer;
    transition:all 0.2s; font-family:inherit;
}
.tab:hover { border-color:var(--accent); color:var(--text); }

.tab-games:hover, .tab-games.active { background:rgba(0,240,255,0.08); border-color:var(--games); color:var(--games); }
.tab-tech:hover, .tab-tech.active   { background:rgba(168,85,247,0.08); border-color:var(--tech); color:var(--tech); }
.tab-ai:hover, .tab-ai.active       { background:rgba(34,211,238,0.08); border-color:var(--ai); color:var(--ai); }

[data-theme="light"] .tab-games:hover, [data-theme="light"] .tab-games.active { background:rgba(8,145,178,0.05); }
[data-theme="light"] .tab-tech:hover,  [data-theme="light"] .tab-tech.active  { background:rgba(124,58,237,0.05); }
[data-theme="light"] .tab-ai:hover,    [data-theme="light"] .tab-ai.active    { background:rgba(8,145,178,0.05); }

/* === News Grid === */
.news-grid {
    display:grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap:18px;
}

.news-card {
    background:var(--bg-card); border:1px solid var(--border);
    border-radius:var(--radius); padding:20px;
    transition:all 0.25s; display:flex; flex-direction:column;
    cursor:pointer; position:relative; overflow:hidden;
    text-decoration:none; color:inherit;
}
.news-card::before {
    content:''; position:absolute;
    top:0; left:0; width:100%; height:3px;
    opacity:0; transition:opacity 0.25s;
}
.news-card:hover {
    background:var(--bg-hover);
    transform:translateY(-2px);
    box-shadow:var(--shadow);
}
.news-card:hover::before { opacity:1; }

/* Card top-line by category */
.news-card.cat-games::before { background:var(--games); }
.news-card.cat-tech::before  { background:var(--tech); }
.news-card.cat-ai::before    { background:var(--ai); }

.news-card.cat-games:hover { border-color:rgba(0,240,255,0.25); }
.news-card.cat-tech:hover  { border-color:rgba(168,85,247,0.25); }
.news-card.cat-ai:hover    { border-color:rgba(34,211,238,0.25); }

.cat-badge {
    display:inline-block; padding:3px 10px;
    border-radius:6px; font-size:0.72rem;
    font-weight:600; text-transform:uppercase;
    letter-spacing:0.5px; margin-bottom:10px; width:fit-content;
}
.cat-badge.games { background:rgba(0,240,255,0.1);  color:var(--games); }
.cat-badge.tech  { background:rgba(168,85,247,0.1);  color:var(--tech); }
.cat-badge.ai    { background:rgba(34,211,238,0.1);  color:var(--ai); }

[data-theme="light"] .cat-badge.games { background:rgba(8,145,178,0.06); color:#0891b2; }
[data-theme="light"] .cat-badge.tech  { background:rgba(124,58,237,0.06); color:#7c3aed; }
[data-theme="light"] .cat-badge.ai    { background:rgba(8,145,178,0.06); color:#0891b2; }

.card-title {
    font-size:1.05rem; font-weight:600; line-height:1.45;
    margin-bottom:10px; color:var(--text);
    display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden;
}
.card-desc {
    font-size:0.92rem; color:var(--text2); line-height:1.55;
    display:-webkit-box; -webkit-line-clamp:3; -webkit-box-orient:vertical; overflow:hidden;
    flex:1; margin-bottom:12px;
}
.card-meta {
    display:flex; align-items:center; justify-content:space-between;
    font-size:0.8rem; color:var(--muted);
}
.card-source { color:var(--accent); font-weight:500; }

/* === Misc === */
.loading { text-align:center; padding:44px; color:var(--muted); }
.spinner {
    width:36px; height:36px;
    border:3px solid var(--border); border-top-color:var(--accent);
    border-radius:50%; animation:spin 0.8s linear infinite;
    margin:0 auto 12px;
}
@keyframes spin { to { transform:rotate(360deg); } }
.no-results { text-align:center; padding:64px 20px; color:var(--muted); font-size:1.1rem; }
.load-more { text-align:center; padding:28px 0; }
#loadMoreBtn {
    background:linear-gradient(135deg, var(--accent), var(--accent2));
    border:none; color:#fff; padding:12px 32px;
    border-radius:8px; font-size:1rem; font-weight:600;
    cursor:pointer; transition:all 0.25s; font-family:inherit;
}
#loadMoreBtn:hover { transform:scale(1.05); box-shadow:0 0 18px rgba(0,240,255,0.25); }

/* === Scroll to top === */
.scroll-top {
    position:fixed; bottom:28px; right:28px; z-index:200;
    width:48px; height:48px;
    border-radius:50%; border:1px solid var(--border);
    background:var(--bg2); color:var(--accent);
    font-size:1.2rem; cursor:pointer;
    display:flex; align-items:center; justify-content:center;
    opacity:0; visibility:hidden;
    transform:translateY(16px);
    transition:all 0.3s;
    box-shadow:var(--shadow);
}
.scroll-top.visible {
    opacity:1; visibility:visible; transform:translateY(0);
}
.scroll-top:hover {
    background:var(--accent); color:#fff;
    transform:translateY(-2px);
    box-shadow:0 0 16px rgba(0,240,255,0.3);
}

/* === Footer === */
.footer {
    position:relative; z-index:1;
    background:var(--bg2); border-top:1px solid var(--border);
    padding:28px 0; transition:background 0.3s;
}
.footer-inner { display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap; }
.footer-logo { font-size:1.2rem; }
.footer-left p, .footer-right p { font-size:0.85rem; color:var(--muted); }

/* === Responsive === */
@media (max-width:768px) {
    body { font-size:16px; }
    .header-inner { flex-wrap:wrap; }
    .nav { order:3; width:100%; padding-bottom:4px; }
    .hero-title { font-size:2.6rem; }
    .news-grid { grid-template-columns:1fr; }
    .search-box input { width:120px; }
    .section-header { flex-direction:column; align-items:flex-start; }
    .footer-inner { flex-direction:column; text-align:center; }
}
@media (max-width:480px) {
    body { font-size:15px; }
    .hero-title { font-size:2rem; letter-spacing:2px; }
    .logo-sub { display:none; }
    .search-box input { width:90px; }
}