/* ============================================================
   blog.petrziegner.cz — Main Stylesheet
   Matches petrziegner.cz design language
   ============================================================ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
    --bg:          #07090f;
    --bg-2:        #0b0e18;
    --bg-card:     #0f1421;
    --bg-card-alt: #111828;
    --bg-code:     #0a0d16;
    --cyan:        #00e5ff;
    --cyan-mid:    rgba(0,229,255,.18);
    --cyan-dim:    rgba(0,229,255,.08);
    --cyan-glow:   rgba(0,229,255,.35);
    --purple:      #a855f7;
    --purple-dim:  rgba(168,85,247,.12);
    --green:       #22d3a0;
    --white:       #f1f5f9;
    --muted:       #8695aa;
    --faint:       #3d4a5a;
    --border:      rgba(255,255,255,.07);
    --border-c:    rgba(0,229,255,.25);
    --nav-h:       64px;
    --max-w:       800px;
    --max-w-wide:  1140px;
    --radius:      12px;
    --radius-sm:   8px;
    --mono:        'JetBrains Mono', 'Fira Code', 'Roboto Mono', monospace;
    --serif:       'Merriweather', Georgia, 'Times New Roman', serif;
    --sans:        'Inter', system-ui, -apple-system, sans-serif;
    --oxanium:     'Oxanium', 'Inter', sans-serif;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
::-webkit-scrollbar { width: 0; }
* { scrollbar-width: none; }
#custom-scrollbar { position: fixed; top: 0; right: 0; width: 5px; height: 100%; z-index: 9999; pointer-events: none; }
#custom-scrollbar-thumb { position: absolute; right: 0; width: 5px; border-radius: 3px; background: rgba(0,229,255,.4); opacity: 0; transition: opacity .6s; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

body {
    font-family: var(--sans);
    background: var(--bg);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}

/* ── Particles ──────────────────────────────────────────────── */
#particles { position: fixed; inset: 0; z-index: 0; pointer-events: none; }

/* ── Nav ────────────────────────────────────────────────────── */
#nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 900; height: var(--nav-h);
    display: flex; align-items: center;
    padding: 0 clamp(1.2rem,4%,3rem);
    background: rgba(7,9,15,.72);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid var(--border);
    transition: background .3s, box-shadow .3s;
    gap: 1.4rem;
}
#nav.solid { background: rgba(7,9,15,.96); box-shadow: 0 4px 40px rgba(0,0,0,.6); }

.nav-brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.nav-brand img { height: 48px; width: auto; filter: drop-shadow(0 0 6px var(--cyan-glow)); }
.nav-brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.nav-name { font-family: var(--oxanium); font-size: .95rem; font-weight: 600; letter-spacing: .12em; color: var(--white); }
.nav-sub { font-size: .68rem; color: var(--cyan); font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; }

.nav-center { flex: 1; }

.nav-links { display: flex; gap: 2rem; margin-left: auto; }
.nav-links a { font-size: .82rem; font-weight: 500; color: var(--muted); letter-spacing: .03em; position: relative; transition: color .2s; white-space: nowrap; }
.nav-links a::after { content: ''; position: absolute; bottom: -5px; left: 0; width: 0; height: 1px; background: var(--cyan); transition: width .3s; }
.nav-links a:hover, .nav-links a.active { color: var(--cyan); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-search { display: flex; align-items: center; gap: 8px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 99px; padding: 6px 14px; transition: border-color .2s; }
.nav-search:focus-within { border-color: var(--border-c); }
.nav-search input { background: none; border: none; outline: none; color: var(--white); font-size: .82rem; font-family: var(--sans); width: 160px; }
.nav-search input::placeholder { color: var(--faint); }
.nav-search svg { color: var(--faint); flex-shrink: 0; }

.nav-menu-btn { display: none; flex-direction: column; gap: 5px; margin-left: auto; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-menu-btn span { display: block; width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: transform .3s, opacity .3s; }

.nav-mobile { display: none; position: fixed; inset: var(--nav-h) 0 0 0; background: rgba(7,9,15,.97); backdrop-filter: blur(16px); z-index: 850; flex-direction: column; padding: 2rem; gap: 1.5rem; overflow-y: auto; }
.nav-mobile.open { display: flex; }
.nav-mobile a { font-size: 1.1rem; font-weight: 600; color: var(--muted); border-bottom: 1px solid var(--border); padding-bottom: 1rem; transition: color .2s; }
.nav-mobile a:hover { color: var(--cyan); }
.nav-mobile .nav-search { border-radius: var(--radius-sm); }
.nav-mobile .nav-search input { width: 100%; }

/* Category dropdown mega menu */
.nav-cat-dropdown { position: relative; }
.nav-cat-btn { font-size: .82rem; font-weight: 500; color: var(--muted); letter-spacing: .03em; position: relative; transition: color .2s; white-space: nowrap; background: none; border: none; cursor: pointer; font-family: var(--sans); display: flex; align-items: center; gap: 4px; }
.nav-cat-btn:hover { color: var(--cyan); }
.nav-cat-btn svg { transition: transform .2s; }
.nav-cat-dropdown:hover .nav-cat-btn svg, .nav-cat-dropdown:focus-within .nav-cat-btn svg { transform: rotate(180deg); }
.nav-cat-menu { position: absolute; top: calc(100% + 14px); left: 50%; transform: translateX(-50%); min-width: 240px; background: var(--bg-card); border: 1px solid var(--border-c); border-radius: var(--radius); padding: .5rem; z-index: 999; opacity: 0; pointer-events: none; transition: opacity .18s, transform .18s; transform: translateX(-50%) translateY(-6px); }
.nav-cat-dropdown:hover .nav-cat-menu, .nav-cat-dropdown:focus-within .nav-cat-menu { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.cat-menu-item { padding: .4rem .8rem; border-radius: var(--radius-sm); }
.cat-menu-item > a { display: block; color: var(--white); font-size: .84rem; font-weight: 600; padding: .3rem 0; }
.cat-menu-item > a:hover { color: var(--cyan); }
.cat-menu-subs { padding-left: .8rem; }
.cat-menu-sub { display: block; color: var(--muted); font-size: .78rem; padding: .2rem 0; }
.cat-menu-sub:hover { color: var(--cyan); }

/* ── Main wrap ──────────────────────────────────────────────── */
.page-wrap { min-height: 100vh; padding-top: var(--nav-h); position: relative; z-index: 1; }

/* ── Hero / Page header ─────────────────────────────────────── */
.blog-hero { padding: 4.5rem clamp(1.2rem,5%,3rem) 3rem; text-align: center; max-width: var(--max-w-wide); margin: 0 auto; }
.blog-hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 5px 14px 5px 10px; border: 1px solid var(--border-c); border-radius: 99px; background: var(--cyan-dim); font-family: var(--mono); font-size: .68rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); margin-bottom: 1.4rem; }
.badge-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 0 var(--cyan-glow); animation: badge-ring 2s ease-out infinite; }
@keyframes badge-ring { 0% { box-shadow: 0 0 0 0 var(--cyan-glow); } 70% { box-shadow: 0 0 0 7px rgba(0,229,255,0); } 100% { box-shadow: 0 0 0 0 rgba(0,229,255,0); } }
.blog-hero h1 { font-family: var(--oxanium); font-size: clamp(2rem,5vw,3.2rem); font-weight: 800; line-height: 1.15; letter-spacing: -.01em; margin-bottom: .9rem; }
.blog-hero h1 span { color: var(--cyan); }
.blog-hero-desc { font-size: 1.05rem; color: var(--muted); max-width: 640px; margin: 0 auto 2.5rem; line-height: 1.7; }

/* ── Section helpers ────────────────────────────────────────── */
.sec-wrap { max-width: var(--max-w-wide); margin: 0 auto; padding: 2rem clamp(1.2rem,5%,3rem); }
.sec-hdr { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.4rem; gap: 1rem; }
.sec-title { font-family: var(--oxanium); font-size: 1.1rem; font-weight: 700; color: var(--white); display: flex; align-items: center; gap: .5rem; }
.sec-title-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 6px var(--cyan-glow); flex-shrink: 0; }
.sec-link { font-size: .82rem; color: var(--cyan); font-weight: 600; transition: gap .2s; display: flex; align-items: center; gap: 4px; }
.sec-link:hover { gap: 8px; }

/* ── Featured article ───────────────────────────────────────── */
.featured-card { display: grid; grid-template-columns: 1fr 1fr; gap: 0; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: border-color .25s, box-shadow .25s; margin-bottom: 2.5rem; }
.featured-card:hover { border-color: var(--border-c); box-shadow: 0 20px 60px rgba(0,229,255,.07); }
.featured-thumb { position: relative; overflow: hidden; min-height: 320px; }
.featured-thumb picture, .featured-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.featured-thumb::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, transparent 40%, var(--bg-card)); pointer-events: none; }
.featured-body { padding: 2.5rem 2.5rem 2.5rem 1.5rem; display: flex; flex-direction: column; justify-content: center; }
.featured-badge { display: inline-flex; align-items: center; gap: 6px; font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--cyan); font-family: var(--mono); margin-bottom: 1rem; }
.featured-title { font-family: var(--oxanium); font-size: 1.6rem; font-weight: 800; line-height: 1.25; margin-bottom: .9rem; color: var(--white); }
.featured-excerpt { font-size: .88rem; color: var(--muted); line-height: 1.7; margin-bottom: 1.5rem; flex: 1; }
.featured-meta { display: flex; align-items: center; gap: .6rem; font-size: .75rem; color: var(--faint); font-family: var(--mono); margin-bottom: 1.2rem; }
.featured-meta-dot { color: var(--faint); }

/* ── Article grid ───────────────────────────────────────────── */
.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.article-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; transition: transform .25s, border-color .25s, box-shadow .25s; }
.article-card:hover { transform: translateY(-5px); border-color: var(--border-c); box-shadow: 0 16px 48px rgba(0,229,255,.07); }
.article-thumb { width: 100%; height: 176px; overflow: hidden; position: relative; flex-shrink: 0; }
.article-thumb picture, .article-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .4s ease; }
.article-card:hover .article-thumb img { transform: scale(1.04); }
.article-thumb::after { content: ''; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(15,20,33,.8) 0%, transparent 50%); pointer-events: none; }
.article-thumb-placeholder { width: 100%; height: 176px; background: linear-gradient(135deg, var(--bg-2), var(--bg-card-alt)); display: flex; align-items: center; justify-content: center; font-size: 2.5rem; flex-shrink: 0; }
.article-body { padding: 1.2rem; display: flex; flex-direction: column; flex: 1; }
.article-meta { display: flex; align-items: center; gap: .45rem; margin-bottom: .6rem; flex-wrap: wrap; }
.article-date { font-family: var(--mono); font-size: .68rem; color: var(--faint); text-transform: uppercase; letter-spacing: .06em; }
.meta-dot { color: var(--faint); font-size: .55rem; }
.article-cat { font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--cyan); }
.article-title { font-family: var(--oxanium); font-size: .98rem; font-weight: 700; line-height: 1.35; margin-bottom: .55rem; color: var(--white); }
.article-excerpt { font-size: .8rem; color: var(--muted); line-height: 1.65; flex: 1; margin-bottom: 1rem; }
.article-footer { display: flex; align-items: center; justify-content: space-between; }
.article-read { font-size: .78rem; color: var(--cyan); font-weight: 600; display: flex; align-items: center; gap: 4px; transition: gap .2s; }
.article-card:hover .article-read { gap: 9px; }
.article-views { font-size: .72rem; color: var(--faint); font-family: var(--mono); display: flex; align-items: center; gap: 4px; }

/* ── Category page header ───────────────────────────────────── */
.cat-hero { padding: 4rem clamp(1.2rem,5%,3rem) 2.5rem; max-width: var(--max-w-wide); margin: 0 auto; }
.cat-breadcrumb { display: flex; align-items: center; gap: .5rem; font-size: .78rem; color: var(--faint); margin-bottom: 1.5rem; flex-wrap: wrap; }
.cat-breadcrumb a { color: var(--cyan); }
.cat-breadcrumb a:hover { text-decoration: underline; }
.cat-hero h1 { font-family: var(--oxanium); font-size: clamp(1.6rem,4vw,2.6rem); font-weight: 800; margin-bottom: .8rem; }
.cat-hero-desc { font-size: .95rem; color: var(--muted); max-width: 600px; line-height: 1.7; }
.cat-badge { display: inline-flex; align-items: center; gap: 6px; font-size: .65rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--purple); font-family: var(--mono); margin-bottom: 1rem; }

/* ── Subcategory list ───────────────────────────────────────── */
.subcat-list { display: flex; flex-wrap: wrap; gap: .7rem; margin-bottom: 2rem; }
.subcat-chip { padding: .4rem .9rem; border: 1px solid var(--border); border-radius: 99px; font-size: .78rem; color: var(--muted); transition: all .2s; }
.subcat-chip:hover, .subcat-chip.active { border-color: var(--border-c); color: var(--cyan); background: var(--cyan-dim); }

/* ── Article page ───────────────────────────────────────────── */
.article-layout { display: grid; grid-template-columns: 1fr 280px; gap: 3rem; max-width: var(--max-w-wide); margin: 0 auto; padding: 2.5rem clamp(1.2rem,5%,3rem); }

.article-main {}
.article-header { margin-bottom: 2rem; }
.article-header .article-cat-link { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; color: var(--cyan); font-family: var(--mono); margin-bottom: .8rem; display: inline-block; }
.article-header .article-cat-link:hover { text-decoration: underline; }
.article-h1 { font-family: var(--oxanium); font-size: clamp(1.6rem,4vw,2.6rem); font-weight: 900; line-height: 1.2; margin-bottom: 1rem; color: var(--white); }
.article-header-meta { display: flex; align-items: center; gap: .8rem; font-size: .8rem; color: var(--muted); flex-wrap: wrap; margin-bottom: 1.2rem; }
.header-meta-item { display: flex; align-items: center; gap: 5px; font-family: var(--mono); font-size: .72rem; }
.header-meta-sep { color: var(--faint); }
.article-hero-img { width: 100%; border-radius: var(--radius); overflow: hidden; margin-bottom: 2rem; }
.article-hero-img picture, .article-hero-img img { width: 100%; max-height: 500px; object-fit: cover; display: block; }
.article-top-actions { display: flex; align-items: center; gap: .7rem; margin-bottom: 1.5rem; }
.btn-print { display: inline-flex; align-items: center; gap: 6px; padding: .45rem 1rem; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-card); color: var(--muted); font-size: .78rem; font-weight: 500; cursor: pointer; transition: all .2s; }
.btn-print:hover { border-color: var(--border-c); color: var(--cyan); }

/* ── Article body ───────────────────────────────────────────── */
.article-body { font-size: 1.05rem; line-height: 1.85; color: #d0d8e4; }
.article-body h1, .article-body h2, .article-body h3, .article-body h4, .article-body h5, .article-body h6 { font-family: var(--oxanium); font-weight: 800; line-height: 1.25; margin: 2.2rem 0 .9rem; color: var(--white); }
.article-body h1 { font-size: 1.9rem; }
.article-body h2 { font-size: 1.5rem; padding-bottom: .5rem; border-bottom: 1px solid var(--border); }
.article-body h3 { font-size: 1.2rem; }
.article-body h4 { font-size: 1.05rem; }
.article-body h5, .article-body h6 { font-size: .95rem; }
.article-body p { margin-bottom: 1.3rem; }
.article-body a { color: var(--cyan); text-decoration: underline; text-underline-offset: 3px; transition: color .2s; }
.article-body a:hover { color: #33eeff; }
.article-body strong, .article-body b { color: var(--white); font-weight: 700; }
.article-body em, .article-body i { font-style: italic; }
.article-body ins, .article-body u { text-decoration: underline; text-underline-offset: 3px; }
.article-body del, .article-body s { text-decoration: line-through; color: var(--faint); }
.article-body ul { list-style: disc; padding-left: 1.5rem; margin-bottom: 1.3rem; }
.article-body ol { list-style: decimal; padding-left: 1.5rem; margin-bottom: 1.3rem; }
.article-body li { margin-bottom: .4rem; }
.article-body blockquote { border-left: 3px solid var(--cyan); padding: .7rem 1.2rem; background: var(--bg-card); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--muted); font-style: italic; margin: 1.5rem 0; }
.article-body blockquote p { margin: 0; }
.article-body code { font-family: var(--mono); font-size: .88em; background: var(--bg-code); color: var(--cyan); padding: .15em .4em; border-radius: 4px; border: 1px solid rgba(0,229,255,.15); }
.article-body pre { background: var(--bg-code); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1.3rem; overflow-x: auto; margin: 1.5rem 0; }
.article-body pre code { background: none; color: inherit; padding: 0; border: none; font-size: .9rem; line-height: 1.65; }
.article-body table { width: 100%; border-collapse: collapse; margin: 1.5rem 0; font-size: .9rem; }
.article-body th { background: var(--bg-card-alt); padding: .6rem .9rem; text-align: left; font-weight: 700; border: 1px solid var(--border); color: var(--white); }
.article-body td { padding: .55rem .9rem; border: 1px solid var(--border); color: #c0cad8; }
.article-body tr:nth-child(even) td { background: rgba(255,255,255,.025); }
.article-body hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }
.article-body img { border-radius: var(--radius-sm); max-width: 100%; margin: 1.2rem auto; display: block; }
.article-body figure { margin: 1.5rem 0; }
.article-body figcaption { text-align: center; font-size: .8rem; color: var(--faint); margin-top: .5rem; }

/* Spoiler */
.spoiler-wrap { position: relative; display: inline; cursor: pointer; }
.spoiler { background: var(--bg-code); color: transparent; border-radius: 4px; padding: .1em .3em; user-select: none; transition: color .25s, background .25s; }
.spoiler.revealed { color: inherit; background: rgba(0,229,255,.08); }
.spoiler-img-wrap { display: inline-block; position: relative; cursor: pointer; }
.spoiler-img-wrap img, .spoiler-img-wrap picture { filter: blur(22px) brightness(.5); transition: filter .4s; }
.spoiler-img-wrap.revealed img, .spoiler-img-wrap.revealed picture { filter: none; }
.spoiler-img-overlay { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-size: .82rem; color: var(--muted); font-weight: 600; pointer-events: none; }
.spoiler-img-wrap.revealed .spoiler-img-overlay { display: none; }

/* Codehilite */
.codehilite { background: var(--bg-code); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 1.2rem; overflow-x: auto; margin: 1.5rem 0; }
.codehilite pre { margin: 0; padding: 0; background: none; border: none; }
.codehilite code { font-size: .88rem; line-height: 1.65; }

/* ── Sidebar ────────────────────────────────────────────────── */
.article-sidebar { position: sticky; top: calc(var(--nav-h) + 1.5rem); align-self: start; display: flex; flex-direction: column; gap: 1.5rem; }
.sidebar-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem; }
.sidebar-card-title { font-family: var(--oxanium); font-size: .82rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 1rem; }
.sidebar-toc { list-style: none; }
.sidebar-toc li { margin-bottom: .35rem; }
.sidebar-toc a { font-size: .82rem; color: var(--muted); display: block; padding: .2rem 0; border-left: 2px solid transparent; padding-left: .6rem; transition: all .2s; }
.sidebar-toc a:hover, .sidebar-toc .toc-active { color: var(--cyan); border-left-color: var(--cyan); }
.sidebar-toc .toc-h3 { padding-left: 1.4rem; }
.related-articles { display: flex; flex-direction: column; gap: .8rem; }
.related-card { display: flex; align-items: center; gap: .8rem; padding: .6rem; border-radius: var(--radius-sm); transition: background .2s; }
.related-card:hover { background: var(--bg-card-alt); }
.related-thumb { width: 56px; height: 42px; border-radius: 6px; overflow: hidden; flex-shrink: 0; background: var(--bg-2); }
.related-thumb img { width: 100%; height: 100%; object-fit: cover; }
.related-info { flex: 1; min-width: 0; }
.related-title { font-size: .79rem; font-weight: 600; color: var(--white); line-height: 1.3; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.related-meta { font-size: .68rem; color: var(--faint); font-family: var(--mono); margin-top: .2rem; }

/* Author card */
.author-card { display: flex; align-items: center; gap: 1rem; padding: 1.3rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); margin: 2.5rem 0 1rem; }
.author-avatar { width: 52px; height: 52px; border-radius: 50%; overflow: hidden; border: 2px solid var(--border-c); flex-shrink: 0; background: var(--bg-2); }
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-avatar-initial { width: 52px; height: 52px; border-radius: 50%; background: var(--cyan-dim); border: 2px solid var(--border-c); display: flex; align-items: center; justify-content: center; font-family: var(--oxanium); font-size: 1.2rem; font-weight: 800; color: var(--cyan); flex-shrink: 0; }
.author-name { font-family: var(--oxanium); font-size: .95rem; font-weight: 700; color: var(--white); }
.author-role { font-size: .78rem; color: var(--muted); margin-top: .2rem; }

/* Tags */
.article-tags { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.5rem 0; }
.tag { padding: .3rem .7rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 99px; font-size: .73rem; color: var(--muted); font-family: var(--mono); transition: all .2s; }
.tag:hover { border-color: var(--border-c); color: var(--cyan); }

/* ── Search page ────────────────────────────────────────────── */
.search-wrap { max-width: var(--max-w-wide); margin: 0 auto; padding: 3rem clamp(1.2rem,5%,3rem); }
.search-form-big { display: flex; gap: .8rem; margin-bottom: 2.5rem; }
.search-input-big { flex: 1; background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: .9rem 1.3rem; font-size: 1rem; color: var(--white); font-family: var(--sans); outline: none; transition: border-color .2s; }
.search-input-big:focus { border-color: var(--border-c); }
.search-input-big::placeholder { color: var(--faint); }
.search-btn { padding: .9rem 1.8rem; background: var(--cyan); color: #000; font-size: .9rem; font-weight: 700; border: none; border-radius: var(--radius); cursor: pointer; font-family: var(--sans); transition: opacity .2s; white-space: nowrap; }
.search-btn:hover { opacity: .85; }
.search-results-meta { font-size: .85rem; color: var(--muted); margin-bottom: 1.5rem; }
.search-results-meta strong { color: var(--white); }
.no-results { text-align: center; padding: 4rem 1rem; color: var(--muted); }
.no-results svg { margin: 0 auto 1rem; color: var(--faint); }
.no-results h2 { font-family: var(--oxanium); font-size: 1.4rem; font-weight: 700; margin-bottom: .6rem; color: var(--white); }

/* ── 404 page ───────────────────────────────────────────────── */
.error-page { min-height: 80vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 3rem; }
.error-code { font-family: var(--oxanium); font-size: clamp(5rem,14vw,10rem); font-weight: 900; line-height: 1; color: var(--cyan); opacity: .2; margin-bottom: .5rem; }
.error-title { font-family: var(--oxanium); font-size: 1.6rem; font-weight: 800; margin-bottom: .8rem; color: var(--white); }
.error-desc { font-size: .95rem; color: var(--muted); max-width: 440px; margin: 0 auto 2rem; line-height: 1.7; }

/* ── Buttons ────────────────────────────────────────────────── */
.btn-fill { display: inline-flex; align-items: center; gap: 6px; padding: .65rem 1.4rem; background: var(--cyan); color: #000; font-size: .85rem; font-weight: 700; border-radius: var(--radius-sm); transition: opacity .2s, transform .15s; cursor: pointer; border: none; font-family: var(--sans); }
.btn-fill:hover { opacity: .88; transform: translateY(-1px); }
.btn-ghost { display: inline-flex; align-items: center; gap: 6px; padding: .65rem 1.4rem; border: 1px solid var(--border-c); color: var(--cyan); font-size: .85rem; font-weight: 600; border-radius: var(--radius-sm); transition: all .2s; cursor: pointer; background: none; font-family: var(--sans); }
.btn-ghost:hover { background: var(--cyan-dim); }

/* ── Pagination ─────────────────────────────────────────────── */
.pagination { display: flex; align-items: center; justify-content: center; gap: .5rem; padding: 2.5rem 0 1rem; flex-wrap: wrap; }
.page-btn { display: inline-flex; align-items: center; justify-content: center; min-width: 38px; height: 38px; padding: 0 .6rem; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--muted); font-size: .85rem; font-weight: 600; font-family: var(--mono); transition: all .2s; }
.page-btn:hover { border-color: var(--border-c); color: var(--cyan); }
.page-btn.active { background: var(--cyan); color: #000; border-color: var(--cyan); }
.page-btn.disabled { opacity: .35; pointer-events: none; }

/* ── Footer ─────────────────────────────────────────────────── */
footer { border-top: 1px solid var(--border); padding: 2.5rem clamp(1.2rem,5%,3rem); margin-top: 4rem; }
.footer-inner { max-width: var(--max-w-wide); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1.2rem; }
.footer-brand { font-family: var(--oxanium); font-size: .95rem; font-weight: 600; color: var(--muted); letter-spacing: .1em; }
.footer-brand span { color: var(--cyan); }
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-links a { font-size: .8rem; color: var(--faint); transition: color .2s; }
.footer-links a:hover { color: var(--cyan); }
.footer-copy { font-size: .75rem; color: var(--faint); font-family: var(--mono); }

/* ── Reveal animation ───────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Loading skeleton ───────────────────────────────────────── */
@keyframes skeleton-pulse { 0%,100% { opacity: .5; } 50% { opacity: 1; } }
.skeleton { background: var(--bg-card); border-radius: var(--radius-sm); animation: skeleton-pulse 1.5s ease infinite; }

/* ── View counter badge ─────────────────────────────────────── */
.views-badge { display: inline-flex; align-items: center; gap: 4px; font-size: .72rem; color: var(--faint); font-family: var(--mono); }

/* ── Back to top ────────────────────────────────────────────── */
#back-to-top { position: fixed; bottom: 2rem; right: 2rem; width: 44px; height: 44px; background: var(--bg-card); border: 1px solid var(--border-c); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--cyan); cursor: pointer; opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s; z-index: 100; }
#back-to-top.visible { opacity: 1; pointer-events: auto; }
#back-to-top:hover { transform: translateY(-3px); }

/* ── PRINT ──────────────────────────────────────────────────── */
@media print {
    #nav, footer, .article-sidebar, #back-to-top, #particles, #custom-scrollbar, .btn-print, .article-top-actions { display: none !important; }
    body { background: #fff; color: #111; font-size: 12pt; }
    .article-layout { display: block; padding: 0; }
    .article-body a { color: #0055bb; }
    .article-body code, .article-body pre { background: #f4f4f4; border: 1px solid #ddd; color: #333; }
    .article-h1 { color: #111; font-size: 24pt; }
    .article-body h2, .article-body h3, .article-body h4 { color: #222; }
    .author-card { background: #f8f8f8; border: 1px solid #ddd; }
    .spoiler { background: #eee; color: #444 !important; }
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-sidebar { position: static; display: none; }
}
@media (max-width: 900px) {
    .article-grid { grid-template-columns: 1fr 1fr; }
    .featured-card { grid-template-columns: 1fr; }
    .featured-thumb { min-height: 220px; }
    .featured-thumb::after { background: linear-gradient(0deg, var(--bg-card) 0%, transparent 50%); }
}
@media (max-width: 640px) {
    .article-grid { grid-template-columns: 1fr; }
    .nav-links, .nav-cat-dropdown, .nav-search { display: none; }
    .nav-menu-btn { display: flex; }
    .article-header-meta { flex-direction: column; align-items: flex-start; gap: .3rem; }
    .article-h1 { font-size: 1.5rem; }
    .featured-body { padding: 1.5rem; }
    .featured-title { font-size: 1.25rem; }
    .search-form-big { flex-direction: column; }
    .article-top-actions { flex-wrap: wrap; }
}