/* ============================================
   techgaming theme — diengdoh
   ============================================ */

:root {
    --bg: #0a0a0f;
    --bg-elev: #12121a;
    --bg-elev-2: #181824;
    --border: #1f1f2e;
    --border-hot: #2a2a42;
    --text: #e4e4ef;
    --text-dim: #9a9ab0;
    --text-muted: #5e5e75;
    --purple: #7c3aed;
    --cyan: #06b6d4;
    --pink: #ec4899;
    --green: #22c55e;
    --red: #ef4444;
    --yellow: #eab308;
    --grad: linear-gradient(135deg, var(--purple) 0%, var(--cyan) 100%);
    --grad-soft: linear-gradient(135deg, rgba(124,58,237,.15) 0%, rgba(6,182,212,.15) 100%);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    --glow-purple: 0 0 20px rgba(124,58,237,.5), 0 0 40px rgba(124,58,237,.2);
    --glow-cyan: 0 0 20px rgba(6,182,212,.5), 0 0 40px rgba(6,182,212,.2);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
    background-image:
        radial-gradient(ellipse 80% 50% at 20% 0%, rgba(124,58,237,.08), transparent),
        radial-gradient(ellipse 60% 50% at 80% 0%, rgba(6,182,212,.06), transparent);
    background-attachment: fixed;
}

.mono { font-family: var(--font-mono); }
.muted { color: var(--text-muted); }

a { color: var(--cyan); text-decoration: none; transition: all .2s; }
a:hover { color: var(--purple); text-shadow: 0 0 8px currentColor; }

img { max-width: 100%; height: auto; display: block; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.container-narrow { max-width: 760px; margin: 0 auto; padding: 0 1.5rem; }

/* ---------- Header / Nav ---------- */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(10,10,15,.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}
.nav-wrap {
    display: flex; align-items: center; justify-content: space-between;
    padding: .85rem 1.5rem; max-width: 1200px; margin: 0 auto;
    gap: 1.5rem;
}
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(10,10,15,.85);
    backdrop-filter: blur(14px) saturate(140%);
    border-bottom: 1px solid var(--border);
}
.site-header::after {
    content: ''; position: absolute; bottom: -1px; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(124,58,237,.5), rgba(6,182,212,.5), transparent);
    animation: scan 8s linear infinite;
}
@keyframes scan {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}
.site-logo {
    font-family: var(--font-mono);
    font-weight: 700; font-size: 1.15rem;
    color: var(--text); letter-spacing: -.03em;
    display: inline-flex; align-items: center; gap: .1rem;
    line-height: 1; padding: .15rem 0;
}
.logo-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 1.8em; height: 1.8em;
    background: var(--grad); color: #0a0a0f;
    font-weight: 800; font-size: .95em;
    border-radius: 6px;
    margin-right: .4rem;
    box-shadow: 0 0 0 1px rgba(124,58,237,.3), 0 4px 12px rgba(124,58,237,.25);
    transition: all .25s;
}
.logo-name { color: var(--text); font-weight: 700; }
.logo-dot { color: var(--cyan); font-weight: 800; }
.site-logo:hover .logo-mark {
    box-shadow: 0 0 0 1px rgba(6,182,212,.5), 0 6px 20px rgba(124,58,237,.5);
    transform: translateY(-1px);
}
.site-logo:hover .logo-name { color: var(--cyan); }
.site-logo:hover { text-shadow: none; }

.footer-logo { font-size: 1.25rem; display: inline-flex; align-items: center; gap: .1rem; line-height: 1; }

.site-nav ul, .footer-nav ul {
    list-style: none; display: flex; gap: .35rem; align-items: center;
    counter-reset: navnum;
}
.site-nav li { counter-increment: navnum; }
.site-nav a {
    color: var(--text-dim); font-size: .82rem; font-weight: 600;
    position: relative; padding: .5rem .85rem .5rem 2.25rem;
    font-family: var(--font-mono); letter-spacing: .02em;
    text-transform: lowercase;
    border-radius: 6px; transition: all .2s;
    border: 1px solid transparent;
    display: inline-flex; align-items: center; gap: .15rem;
    isolation: isolate;
}
.site-nav a::before {
    content: "[0" counter(navnum) "]";
    position: absolute; left: .55rem; top: 50%; transform: translateY(-50%);
    color: var(--purple); font-size: .65rem; font-weight: 700;
    opacity: .7; transition: all .2s;
    letter-spacing: 0;
}
.site-nav a::after {
    content: ''; position: absolute; inset: 0;
    border-radius: 6px; background: var(--grad);
    opacity: 0; z-index: -1; transition: opacity .2s;
    filter: blur(6px);
}
.site-nav a:hover {
    color: var(--text); text-shadow: none;
    border-color: var(--border-hot);
    background: rgba(124,58,237,.06);
    transform: translateY(-1px);
}
.site-nav a:hover::before { color: var(--cyan); opacity: 1; letter-spacing: .02em; }
.site-nav a:hover::after { opacity: .15; }
.site-nav a.nav-current {
    color: var(--cyan);
    border-color: rgba(6,182,212,.35);
    background: rgba(6,182,212,.08);
}
.site-nav a.nav-current::before { color: var(--cyan); opacity: 1; }

.nav-status {
    display: inline-flex; align-items: center; gap: .4rem;
    font-family: var(--font-mono); font-size: .7rem;
    color: var(--text-muted); padding-left: 1rem;
    border-left: 1px solid var(--border);
    margin-left: .5rem;
}
.nav-status .status-dot { width: 7px; height: 7px; }
@media (max-width: 900px) { .nav-status { display: none; } }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text); margin: 5px 0; }

/* ---------- Hero ---------- */
.hero {
    padding: 6rem 0 4rem;
    position: relative;
}
.hero::before {
    content: ''; position: absolute; inset: 0;
    background:
        radial-gradient(circle at 30% 40%, rgba(124,58,237,.18), transparent 60%),
        radial-gradient(circle at 70% 80%, rgba(6,182,212,.12), transparent 60%),
        repeating-linear-gradient(180deg, transparent 0 3px, rgba(124,58,237,.025) 3px 4px);
    pointer-events: none;
}
.hero::after {
    content: '// sys.status = [OK] :: uptime = ∞ :: build = ' attr(data-build);
    position: absolute; top: 1rem; right: 1.5rem;
    font-family: var(--font-mono); font-size: .7rem;
    color: var(--text-muted); opacity: .6;
    letter-spacing: .05em;
    pointer-events: none;
}
.hero-title {
    font-size: clamp(2.2rem, 5vw, 4rem);
    font-weight: 800; line-height: 1.35; letter-spacing: -.03em;
    margin: 1rem 0 .5rem;
    padding: .1em 0 .3em;
    background: var(--grad); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block; overflow: visible;
}
.hero { overflow: visible; }
.hero-sub { color: var(--text-dim); font-size: 1.15rem; max-width: 640px; }

.terminal-prompt {
    font-family: var(--font-mono); font-size: .9rem;
    background: var(--bg-elev); border: 1px solid var(--border);
    padding: .6rem 1rem; border-radius: 6px; display: inline-block;
    color: var(--text-dim);
}
.prompt-user { color: var(--green); }
.prompt-sep { color: var(--text-muted); }
.prompt-path { color: var(--cyan); }
.prompt-cmd { color: var(--text); margin-left: .4rem; }
.cursor { animation: blink 1s infinite; color: var(--purple); }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Section head ---------- */
.section-head {
    display: flex; align-items: center; gap: 1rem; margin-bottom: 2.5rem;
}
.section-head h2 {
    font-family: var(--font-mono); font-size: 1rem; font-weight: 500;
    color: var(--text-dim); letter-spacing: .05em; white-space: nowrap;
}
.line-decor {
    flex: 1; height: 1px; background: linear-gradient(to right, var(--border), transparent);
}

/* ---------- Post grid ---------- */
.posts-section { padding: 2rem 0 6rem; }
.post-grid {
    display: grid; gap: 1.75rem;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}
.post-card {
    background: var(--bg-elev); border: 1px solid var(--border);
    border-radius: 10px; overflow: hidden;
    transition: transform .25s, border-color .25s, box-shadow .25s;
    display: flex; flex-direction: column;
    position: relative;
}
.post-card::before {
    content: ''; position: absolute; inset: 0;
    border-radius: 10px; padding: 1px;
    background: var(--grad); opacity: 0;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude;
    transition: opacity .3s; pointer-events: none;
}
.post-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(124,58,237,.15), var(--glow-purple);
}
.post-card:hover::before { opacity: 1; }

.post-card--featured { grid-column: span 2; }
@media (max-width: 720px) { .post-card--featured { grid-column: span 1; } }

.post-card-image {
    display: block; aspect-ratio: 16/9; overflow: hidden;
}
.post-card-image img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform .5s;
}
.post-card:hover .post-card-image img { transform: scale(1.05); }

.post-card-body { padding: 1.5rem; display: flex; flex-direction: column; gap: .75rem; flex: 1; }
.post-card-tag {
    font-family: var(--font-mono); font-size: .75rem; color: var(--cyan);
    text-transform: lowercase; letter-spacing: .03em;
    align-self: flex-start;
}
.post-card-title {
    font-size: 1.25rem; font-weight: 700; line-height: 1.3; letter-spacing: -.01em;
}
.post-card-title a { color: var(--text); }
.post-card-title a:hover { color: var(--cyan); text-shadow: none; }
.post-card-excerpt { color: var(--text-dim); font-size: .95rem; line-height: 1.6; }
.post-card-meta {
    margin-top: auto; font-family: var(--font-mono); font-size: .8rem;
    color: var(--text-muted); display: flex; gap: .5rem; align-items: center;
}
.dot { opacity: .5; }

/* ---------- Post full ---------- */
.post-full { padding: 4rem 0 5rem; }
.post-header { margin-bottom: 2.5rem; }
.post-breadcrumb {
    font-family: var(--font-mono); font-size: .85rem; color: var(--text-muted);
    display: flex; gap: .5rem; align-items: center; flex-wrap: wrap;
    margin-bottom: 1rem;
}
.post-breadcrumb a { color: var(--cyan); }
.post-breadcrumb .sep { opacity: .4; }
.post-title {
    font-size: clamp(1.9rem, 4vw, 3rem); font-weight: 800;
    letter-spacing: -.025em; line-height: 1.1; margin-bottom: 1rem;
}
.post-excerpt { font-size: 1.2rem; color: var(--text-dim); line-height: 1.5; margin-bottom: 1.5rem; }
.post-author { display: flex; align-items: center; gap: .6rem; color: var(--text-dim); font-size: .9rem; }
.author-avatar { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; border: 1px solid var(--border); }

.post-feature-image {
    max-width: 1100px; margin: 0 auto 3rem; padding: 0 1.5rem;
}
.post-feature-image img { border-radius: 12px; border: 1px solid var(--border); }

.post-content { font-size: 1.05rem; }
.post-content > * { margin-bottom: 1.5rem; }
.post-content h2, .post-content h3, .post-content h4 {
    margin-top: 2.5rem; margin-bottom: 1rem; letter-spacing: -.015em;
    color: var(--text);
}
.post-content h2 { font-size: 1.75rem; }
.post-content h2::before {
    content: '// '; color: var(--purple); font-family: var(--font-mono);
    font-weight: 400; font-size: .85em;
}
.post-content h3 { font-size: 1.35rem; }
.post-content p { color: var(--text); }
.post-content a { border-bottom: 1px dashed var(--cyan); }
.post-content a:hover { border-bottom-style: solid; text-shadow: none; }

.post-content blockquote {
    border-left: 3px solid var(--purple); padding: .5rem 0 .5rem 1.25rem;
    background: var(--grad-soft); color: var(--text-dim);
    font-style: italic; border-radius: 0 6px 6px 0;
}

.post-content code {
    font-family: var(--font-mono); font-size: .9em;
    background: var(--bg-elev-2); color: var(--cyan);
    padding: .15rem .4rem; border-radius: 4px; border: 1px solid var(--border);
}
.post-content pre {
    background: #0d0d15; border: 1px solid var(--border-hot);
    border-radius: 8px; padding: 1.25rem 1.5rem; overflow-x: auto;
    position: relative; box-shadow: inset 0 0 40px rgba(124,58,237,.05);
}
.post-content pre::before {
    content: '● ● ●'; position: absolute; top: .5rem; left: 1rem;
    font-size: .6rem; color: var(--text-muted); letter-spacing: .3rem;
}
.post-content pre code {
    background: transparent; border: 0; padding: 0;
    color: var(--text); font-size: .9rem; display: block;
    margin-top: 1rem; line-height: 1.6;
}

.post-content ul, .post-content ol { padding-left: 1.5rem; }
.post-content li { margin-bottom: .5rem; }
.post-content hr { border: 0; height: 1px; background: var(--border); margin: 3rem 0; }

.post-content img { border-radius: 8px; border: 1px solid var(--border); }

/* Koenig editor card widths */
.post-content .kg-width-wide,
.post-content .kg-width-wide figure {
    max-width: 85vw;
    width: calc(100vw - 3rem);
    margin-left: 50%; transform: translateX(-50%);
}
.post-content .kg-width-full,
.post-content .kg-width-full figure {
    max-width: 100vw;
    width: 100vw;
    margin-left: 50%; transform: translateX(-50%);
}
.post-content .kg-width-wide img,
.post-content .kg-width-full img { width: 100%; }
.post-content .kg-image { max-width: 100%; height: auto; }
.post-content .kg-gallery-container { display: flex; flex-direction: column; gap: .75rem; }
.post-content .kg-gallery-row { display: flex; gap: .75rem; }
.post-content .kg-gallery-image img { width: 100%; height: 100%; object-fit: cover; }
.post-content .kg-bookmark-card {
    display: flex; background: var(--bg-elev); border: 1px solid var(--border);
    border-radius: 8px; overflow: hidden; text-decoration: none; color: var(--text);
}
.post-content .kg-bookmark-card:hover { border-color: var(--purple); box-shadow: var(--glow-purple); }
.post-content .kg-bookmark-content { padding: 1rem 1.25rem; flex: 1; }
.post-content .kg-bookmark-thumbnail img { height: 100%; object-fit: cover; }
.post-content .kg-callout-card {
    padding: 1rem 1.25rem; border-radius: 8px; background: var(--grad-soft);
    border: 1px solid var(--border-hot); display: flex; gap: .75rem; align-items: flex-start;
}
.post-content .kg-toggle-card {
    border: 1px solid var(--border); border-radius: 8px; padding: 1rem 1.25rem; background: var(--bg-elev);
}

.post-footer { padding-top: 2rem; border-top: 1px solid var(--border); margin-top: 3rem; }
.post-tags { display: flex; flex-wrap: wrap; gap: .5rem; }
.post-tag {
    font-family: var(--font-mono); font-size: .8rem;
    padding: .3rem .75rem; border: 1px solid var(--border);
    border-radius: 999px; color: var(--text-dim);
}
.post-tag:hover {
    border-color: var(--purple); color: var(--purple);
    box-shadow: var(--glow-purple); text-shadow: none;
}

.post-related { padding: 3rem 0 6rem; border-top: 1px solid var(--border); margin-top: 2rem; }

/* ---------- Tag page ---------- */
.tag-header { padding: 5rem 0 2rem; }
.tag-title {
    font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800;
    background: var(--grad); -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 1rem 0 .75rem;
    line-height: 1.2; padding-bottom: .15em;
    display: inline-block;
}
.tag-desc { color: var(--text-dim); font-size: 1.1rem; max-width: 640px; }
.tag-count { color: var(--text-muted); font-size: .85rem; margin-top: 1rem; }

/* ---------- Error page ---------- */
.error-page { padding: 5rem 0 6rem; }
.error-terminal {
    background: var(--bg-elev); border: 1px solid var(--border-hot);
    border-radius: 10px; overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,.5), var(--glow-purple);
}
.terminal-bar {
    display: flex; align-items: center; gap: .5rem;
    padding: .75rem 1rem; background: var(--bg-elev-2);
    border-bottom: 1px solid var(--border);
}
.terminal-bar .dot { width: 11px; height: 11px; border-radius: 50%; opacity: 1; }
.terminal-bar .dot.red { background: var(--red); }
.terminal-bar .dot.yellow { background: var(--yellow); }
.terminal-bar .dot.green { background: var(--green); }
.terminal-title { margin-left: auto; font-family: var(--font-mono); font-size: .8rem; color: var(--text-muted); }
.terminal-body { padding: 1.5rem; font-size: .9rem; line-height: 2; }
.terminal-body p { margin-bottom: .25rem; }
.error-code { color: var(--red); font-weight: 700; }

/* ---------- Pagination ---------- */
.pagination {
    margin-top: 3rem; display: flex; justify-content: center;
    gap: 1rem; font-family: var(--font-mono); font-size: .9rem;
}
.pagination a, .pagination .page-number {
    padding: .5rem 1rem; border: 1px solid var(--border);
    border-radius: 6px; color: var(--text-dim);
}
.pagination a:hover { border-color: var(--purple); color: var(--purple); box-shadow: var(--glow-purple); text-shadow: none; }

/* ---------- Footer ---------- */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem; margin-top: 4rem;
    background: linear-gradient(180deg, transparent, rgba(124,58,237,.03));
}
.footer-wrap {
    display: grid; grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem; max-width: 1200px; margin: 0 auto;
    padding: 0 1.5rem;
}
.footer-logo { font-family: var(--font-mono); font-weight: 700; font-size: 1.15rem; margin-bottom: .75rem; }
.footer-tagline { color: var(--text-dim); font-size: .9rem; max-width: 340px; }
.footer-col h4 {
    font-family: var(--font-mono); font-size: .85rem; font-weight: 500;
    color: var(--text-dim); margin-bottom: 1rem; letter-spacing: .05em;
}
.footer-nav ul { flex-direction: column; align-items: flex-start; gap: .6rem; }
.footer-nav a { color: var(--text); font-size: .9rem; }
.footer-legal { display: flex; flex-direction: column; gap: .5rem; }
.footer-legal a { color: var(--text-dim); font-size: .85rem; font-family: var(--font-mono); }
.footer-legal a:hover { color: var(--cyan); text-shadow: none; }
.footer-meta { font-size: .85rem; color: var(--text-dim); line-height: 1.8; }
.status-dot {
    display: inline-block; width: 8px; height: 8px; border-radius: 50%;
    background: var(--green); box-shadow: 0 0 10px var(--green);
    animation: pulse 2s infinite;
}
@keyframes pulse { 50% { opacity: .5; } }

/* ---------- Categories ---------- */
.categories-section { padding: 3rem 0 2rem; }
.category-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}
.category-card {
    display: flex; flex-direction: column; gap: .35rem;
    padding: 1.25rem 1.25rem;
    background: var(--bg-elev); border: 1px solid var(--border);
    border-radius: 10px; color: var(--text); text-decoration: none;
    position: relative; overflow: hidden; transition: all .25s;
}
.category-card::before {
    content: ''; position: absolute; inset: 0;
    background: var(--grad); opacity: 0; transition: opacity .3s;
    z-index: 0;
}
.category-card::after {
    content: ''; position: absolute; inset: 1px; background: var(--bg-elev);
    border-radius: 9px; z-index: 1; transition: background .3s;
}
.category-card > * { position: relative; z-index: 2; }
.category-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(124,58,237,.2), var(--glow-purple);
}
.category-card:hover::before { opacity: 1; }
.category-icon {
    font-family: var(--font-mono); font-size: 1.5rem;
    color: var(--cyan); margin-bottom: .25rem;
    filter: drop-shadow(0 0 6px rgba(6,182,212,.4));
}
.category-card:hover .category-icon { color: var(--purple); filter: drop-shadow(0 0 10px rgba(124,58,237,.7)); }
.category-name {
    font-family: var(--font-mono); font-weight: 700; font-size: 1.05rem;
    letter-spacing: -.01em;
}
.category-desc { color: var(--text-dim); font-size: .85rem; }

/* ---------- Footer tags ---------- */
.footer-tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.footer-tags a {
    font-family: var(--font-mono); font-size: .8rem;
    padding: .25rem .65rem; border: 1px solid var(--border);
    border-radius: 999px; color: var(--text-dim);
}
.footer-tags a:hover {
    border-color: var(--cyan); color: var(--cyan);
    box-shadow: 0 0 12px rgba(6,182,212,.4); text-shadow: none;
}

/* ---------- Newsletter CTA ---------- */
.newsletter-cta { padding: 4rem 0 2rem; }
.newsletter-card {
    position: relative; overflow: hidden;
    background: var(--bg-elev); border: 1px solid var(--border-hot);
    border-radius: 12px; padding: 2.25rem 2rem;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0,0,0,.3);
}
.newsletter-card::before {
    content: ''; position: absolute; inset: 0;
    background: radial-gradient(circle at 20% 0%, rgba(124,58,237,.15), transparent 60%),
                radial-gradient(circle at 80% 100%, rgba(6,182,212,.12), transparent 60%);
    pointer-events: none;
}
.newsletter-card > * { position: relative; }
.newsletter-text h3 {
    font-family: var(--font-mono); font-size: 1.3rem; font-weight: 600;
    margin-bottom: .5rem; letter-spacing: -.01em;
}
.newsletter-text p { color: var(--text-dim); font-size: .95rem; max-width: 520px; margin: 0 auto 1.5rem; }
.newsletter-form {
    display: flex; gap: .5rem; max-width: 440px; margin: 0 auto;
    flex-wrap: wrap; justify-content: center;
}
.newsletter-input {
    flex: 1; min-width: 200px;
    padding: .75rem 1rem; font-family: var(--font-mono); font-size: .9rem;
    background: var(--bg); border: 1px solid var(--border);
    color: var(--text); border-radius: 6px; outline: none;
    transition: all .2s;
}
.newsletter-input:focus { border-color: var(--cyan); box-shadow: 0 0 0 2px rgba(6,182,212,.2); }
.newsletter-btn {
    padding: .75rem 1.25rem; font-family: var(--font-mono); font-size: .9rem; font-weight: 600;
    background: var(--grad); color: #fff; border: 0; border-radius: 6px;
    cursor: pointer; transition: all .2s;
}
.newsletter-btn:hover { box-shadow: var(--glow-purple); transform: translateY(-1px); }
.newsletter-success, .newsletter-error {
    display: none; margin-top: 1rem; font-family: var(--font-mono); font-size: .85rem;
}
.newsletter-success { color: var(--green); }
.newsletter-error { color: var(--red); }
.success .newsletter-success { display: block; }
.error .newsletter-error { display: block; }
.success .newsletter-form, .loading .newsletter-form { opacity: .5; }

/* ---------- Hide Ghost Portal signup/signin button entirely ---------- */
.gh-portal-powered,
#ghost-portal-root .gh-portal-powered,
[class*="gh-portal-popup-container"] [class*="gh-powered"],
iframe[title="portal-trigger"],
div[data-portal],
div[data-ghost-portal] { display: none !important; }

/* ---------- Cookie banner ---------- */
.cookie-banner {
    position: fixed; left: 1rem; right: 1rem; bottom: 1rem;
    max-width: 680px; margin: 0 auto;
    background: var(--bg-elev); border: 1px solid var(--border-hot);
    border-radius: 10px; padding: 1rem 1.25rem;
    display: flex; gap: 1rem; align-items: center; flex-wrap: wrap;
    z-index: 300; box-shadow: 0 20px 60px rgba(0,0,0,.6), 0 0 0 1px rgba(124,58,237,.15);
    font-size: .9rem; transform: translateY(120%); transition: transform .3s ease-out;
}
.cookie-banner.is-visible { transform: translateY(0); }
.cookie-banner .cookie-text { flex: 1; min-width: 220px; color: var(--text-dim); }
.cookie-banner .cookie-text a { color: var(--cyan); }
.cookie-banner .cookie-btns { display: flex; gap: .5rem; }
.cookie-btn {
    padding: .5rem .9rem; font-family: var(--font-mono); font-size: .8rem;
    border-radius: 6px; cursor: pointer; font-weight: 600;
    transition: all .2s; border: 1px solid var(--border);
    background: transparent; color: var(--text);
}
.cookie-btn.accept { background: var(--grad); border: 0; color: #fff; }
.cookie-btn.accept:hover { box-shadow: var(--glow-purple); }
.cookie-btn.decline:hover { border-color: var(--red); color: var(--red); }

/* ---------- Reading progress ---------- */
.reading-progress {
    position: fixed; top: 0; left: 0; right: 0; height: 3px;
    background: transparent; z-index: 200; pointer-events: none;
}
.reading-progress-bar {
    height: 100%; width: 0%; background: var(--grad);
    box-shadow: 0 0 10px var(--purple); transition: width .1s;
}

/* ---------- Back to top ---------- */
.back-to-top {
    position: fixed; bottom: 1.5rem; right: 1.5rem;
    width: 44px; height: 44px; border-radius: 50%;
    background: var(--bg-elev); border: 1px solid var(--border-hot);
    color: var(--text); font-size: .85rem; cursor: pointer;
    opacity: 0; pointer-events: none; transform: translateY(10px);
    transition: all .25s; z-index: 50;
}
.back-to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }
.back-to-top:hover {
    border-color: var(--purple); color: var(--purple);
    box-shadow: var(--glow-purple);
}

/* ---------- Code copy button ---------- */
.post-content pre { padding-top: 2.25rem; }
.code-copy {
    position: absolute; top: .5rem; right: .75rem;
    font-family: var(--font-mono); font-size: .7rem;
    padding: .2rem .55rem; border-radius: 4px;
    background: var(--bg-elev); color: var(--text-dim);
    border: 1px solid var(--border); cursor: pointer;
    transition: all .2s;
}
.code-copy:hover { color: var(--cyan); border-color: var(--cyan); }
.code-copy.copied { color: var(--green); border-color: var(--green); }

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
    .site-nav { display: none; }
    .nav-toggle { display: block; }
    .site-nav.is-open {
        display: block; position: absolute; top: 100%; left: 0; right: 0;
        background: var(--bg-elev); border-bottom: 1px solid var(--border);
        padding: 1rem 1.5rem;
    }
    .site-nav.is-open ul { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .footer-wrap { grid-template-columns: 1fr; gap: 2rem; }
    .hero { padding: 3rem 0 2rem; }
}