/* ============================================================
   SAKARNET — Mission-Critical Engineering
   Ported from AIDesigner run b5a99915-aa6d-4e19-9683-bda0a834c6c4
   Dark engineering aesthetic · cyan signal accent · hairline grids
   ============================================================ */

@font-face {
    font-family: 'Geist';
    src: url('https://cdn.jsdelivr.net/gh/fontsource/fontsource@main/fonts/variable/geist-sans/files/geist-sans-latin-variable-wghtOnly-normal.woff2') format('woff2');
    font-weight: 100 900;
    font-display: swap;
    font-style: normal;
}

:root {
    /* Surfaces */
    --sk-bg:        #09090b; /* zinc-950 canvas */
    --sk-surface:   #18181b; /* zinc-900 panel */
    --sk-surface-2: #111113;
    --sk-line:      #27272a; /* zinc-800 hairline */
    --sk-line-soft: rgba(39,39,42,0.6);

    /* Ink */
    --sk-ink:       #f4f4f5; /* zinc-100 */
    --sk-muted:     #a1a1aa; /* zinc-400 */
    --sk-dim:       #71717a; /* zinc-500 */
    --sk-faint:     #52525b; /* zinc-600 */

    /* Signal */
    --sk-accent:    #22d3ee; /* cyan-400 */
    --sk-accent-dim: rgba(34,211,238,0.12);

    --sk-sans: 'Geist', 'Inter', system-ui, -apple-system, sans-serif;
    --sk-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

    --sk-max: 1600px;
    --sk-ease: cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; background: var(--sk-bg); }

body {
    margin: 0;
    background: var(--sk-bg);
    color: var(--sk-ink);
    font-family: var(--sk-sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

::selection { background: var(--sk-accent); color: var(--sk-bg); }

a { color: inherit; text-decoration: none; }

h1, h2, h3, h4 { margin: 0; font-weight: 700; letter-spacing: -0.02em; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--sk-bg); border-left: 1px solid var(--sk-line); }
::-webkit-scrollbar-thumb { background: var(--sk-line); }
::-webkit-scrollbar-thumb:hover { background: var(--sk-muted); }

/* ---------- Layout primitives ---------- */
.sk-shell { max-width: var(--sk-max); margin: 0 auto; position: relative; z-index: 1; }
.sk-mono { font-family: var(--sk-mono); }

/* Fixed interface frame + blueprint backdrop */
.sk-frame {
    position: fixed; inset: 0; margin: 8px; pointer-events: none; z-index: 60;
    border: 1px solid var(--sk-line); mix-blend-mode: difference;
}
.sk-blueprint {
    position: fixed; inset: 0; pointer-events: none; z-index: 0;
    background-color: var(--sk-bg);
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 32px 32px;
}
@media (max-width: 640px) { .sk-frame { margin: 6px; } }

/* Hairline grid wrapper trick */
.sk-hgrid { display: grid; gap: 1px; background: var(--sk-line); }
.sk-hgrid > * { background: var(--sk-bg); }

/* ---------- Eyebrow / tags ---------- */
.sk-eyebrow {
    display: inline-flex; align-items: center; gap: .5rem;
    font-family: var(--sk-mono); font-size: .7rem; letter-spacing: .18em;
    text-transform: uppercase; color: var(--sk-muted);
    border: 1px solid var(--sk-line); background: rgba(24,24,27,.5);
    padding: .35rem .75rem;
}
.sk-module-tag { font-family: var(--sk-mono); font-size: .72rem; color: var(--sk-dim); }
.sk-chip {
    font-family: var(--sk-mono); font-size: .62rem; letter-spacing: .12em;
    text-transform: uppercase; color: var(--sk-muted);
    border: 1px solid var(--sk-line); background: var(--sk-surface);
    padding: .25rem .5rem; white-space: nowrap;
}

/* Signal dot */
.sk-signal { position: relative; display: inline-flex; width: 8px; height: 8px; }
.sk-signal::before, .sk-signal::after {
    content: ''; position: absolute; inset: 0; border-radius: 50%; background: var(--sk-accent);
}
.sk-signal::after { animation: sk-ping 2s cubic-bezier(0,0,.2,1) infinite; opacity: .7; }
@keyframes sk-ping { 75%, 100% { transform: scale(2.5); opacity: 0; } }

/* ---------- Buttons ---------- */
.sk-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
    font-family: var(--sk-mono); font-size: .8rem; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase;
    padding: 1rem 1.5rem; border: 1px solid transparent; cursor: pointer;
    transition: all .25s var(--sk-ease);
}
.sk-btn--solid { background: var(--sk-ink); color: var(--sk-bg); border-color: var(--sk-ink); }
.sk-btn--solid:hover { background: var(--sk-accent); border-color: var(--sk-accent); color: var(--sk-bg); }
.sk-btn--ghost { background: var(--sk-bg); color: var(--sk-ink); border-color: var(--sk-line); }
.sk-btn--ghost:hover { border-color: var(--sk-dim); }
.sk-btn--nav {
    background: var(--sk-ink); color: var(--sk-bg);
    font-family: var(--sk-mono); font-size: .72rem; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase; padding: .55rem 1rem;
    transition: background .25s var(--sk-ease);
}
.sk-btn--nav:hover { background: var(--sk-accent); }
.sk-link-mono {
    font-family: var(--sk-mono); font-size: .72rem; font-weight: 700;
    letter-spacing: .08em; text-transform: uppercase;
    border-bottom: 1px solid var(--sk-faint); padding-bottom: 2px;
    transition: color .2s, border-color .2s;
}
.sk-link-mono:hover { color: var(--sk-accent); border-color: var(--sk-accent); }

/* ---------- Nav ---------- */
.sk-nav {
    position: sticky; top: 0; z-index: 40;
    border-bottom: 1px solid var(--sk-line);
    background: rgba(9,9,11,.8); backdrop-filter: blur(10px);
}
.sk-nav-inner {
    max-width: var(--sk-max); margin: 0 auto; height: 64px;
    padding: 0 2rem; display: flex; align-items: center; justify-content: space-between;
}
.sk-logo { display: flex; align-items: center; gap: 1rem; }
.sk-logo-mark {
    width: 24px; height: 24px; border: 1px solid var(--sk-ink);
    display: flex; align-items: center; justify-content: center;
}
.sk-logo-mark::after { content: ''; width: 8px; height: 8px; background: var(--sk-ink); }
.sk-logo-name { font-weight: 700; letter-spacing: .2em; text-transform: uppercase; font-size: .85rem; }
.sk-nav-links { display: flex; align-items: center; gap: 1.75rem; list-style: none; margin: 0; padding: 0; }
.sk-nav-links a {
    font-family: var(--sk-mono); font-size: .72rem; letter-spacing: .08em;
    text-transform: uppercase; color: var(--sk-muted); transition: color .2s;
}
.sk-nav-links a:hover { color: var(--sk-ink); }
.sk-nav-right { display: flex; align-items: center; gap: 1.25rem; }
.sk-nav-status { display: flex; align-items: center; gap: .5rem; font-family: var(--sk-mono); font-size: .72rem; }
.sk-nav-status span:last-child { color: var(--sk-accent); }
@media (max-width: 860px) { .sk-nav-links, .sk-nav-status { display: none; } }

/* ---------- Hero ---------- */
.sk-hero { display: flex; border-bottom: 1px solid var(--sk-line); min-height: calc(100vh - 64px); }
.sk-hero-copy {
    width: 60%; padding: 5rem; display: flex; flex-direction: column; justify-content: center;
    border-right: 1px solid var(--sk-line); background: var(--sk-bg); position: relative;
}
.sk-hero-path {
    position: absolute; top: 2rem; left: 2rem;
    font-family: var(--sk-mono); font-size: .62rem; letter-spacing: .18em;
    text-transform: uppercase; color: var(--sk-faint);
}
.sk-hero-h1 {
    font-size: clamp(2.75rem, 6vw, 5.5rem); line-height: .95; letter-spacing: -.03em;
    text-transform: uppercase; margin: 1.5rem 0;
}
.sk-hero-h1 .dim { color: var(--sk-faint); }
.sk-hero-sub { font-size: 1.15rem; color: var(--sk-muted); font-weight: 300; max-width: 36rem; line-height: 1.7; }
.sk-hero-actions { display: flex; gap: 1rem; margin-top: 2.5rem; flex-wrap: wrap; }
.sk-hero-visual {
    width: 40%; background: var(--sk-surface); padding: 4px; position: relative; overflow: hidden;
}
.sk-term {
    height: 100%; background: var(--sk-bg); border: 1px solid var(--sk-line);
    padding: 1.5rem; display: flex; flex-direction: column;
    font-family: var(--sk-mono); font-size: .72rem; position: relative;
}
.sk-scanline { position: absolute; left: 0; top: 0; width: 100%; height: 6px; background: rgba(34,211,238,.2); filter: blur(2px); animation: sk-scan 8s linear infinite; pointer-events: none; z-index: 2; }
@keyframes sk-scan { 0% { transform: translateY(-20px); } 100% { transform: translateY(60vh); } }
.sk-term-head { display: flex; justify-content: space-between; color: var(--sk-faint); padding-bottom: .5rem; margin-bottom: 1.5rem; border-bottom: 1px solid var(--sk-line); }
.sk-cluster { flex-grow: 1; display: grid; grid-template-columns: repeat(8, 1fr); gap: 4px; opacity: .6; align-content: start; }
.sk-node { width: 100%; padding-bottom: 100%; background: rgba(39,39,42,.4); border-radius: 2px; transition: all .4s var(--sk-ease); }
.sk-node.on { background: rgba(34,211,238,.2); border: 1px solid rgba(34,211,238,.5); }
.sk-node.flash { background: var(--sk-accent); box-shadow: 0 0 10px rgba(34,211,238,.8); }
.sk-term-out { margin-top: 1.5rem; border-top: 1px solid var(--sk-line); padding-top: 1rem; color: var(--sk-dim); height: 8rem; overflow: hidden; }
.sk-term-out .ok { color: var(--sk-accent); margin-bottom: .25rem; }
.sk-cursor { display: inline-block; width: 8px; height: 16px; background: var(--sk-muted); animation: sk-blink 1s step-end infinite; vertical-align: middle; }
@keyframes sk-blink { 0%,100% { opacity: 1; } 50% { opacity: 0; } }
@media (max-width: 1024px) {
    .sk-hero { flex-direction: column; }
    .sk-hero-copy { width: 100%; border-right: none; padding: 4rem 1.5rem; }
    .sk-hero-visual { display: none; }
}

/* ---------- Metrics strip ---------- */
.sk-metrics { border-bottom: 1px solid var(--sk-line); background: var(--sk-bg); }
.sk-metrics-grid { grid-template-columns: repeat(4, 1fr); }
.sk-metric { padding: 2rem; position: relative; }
.sk-metric .k { font-family: var(--sk-mono); font-size: .62rem; letter-spacing: .18em; text-transform: uppercase; color: var(--sk-dim); display: block; margin-bottom: 1rem; }
.sk-metric .v { font-family: var(--sk-mono); font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 700; letter-spacing: -.02em; }
.sk-metric .v small { font-size: 1.4rem; color: var(--sk-faint); }
.sk-metric .v .ac { color: var(--sk-accent); }
.sk-metric .d { font-family: var(--sk-mono); font-size: .75rem; color: var(--sk-muted); margin-top: .5rem; }
@media (max-width: 768px) { .sk-metrics-grid { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Section header ---------- */
.sk-section { border-bottom: 1px solid var(--sk-line); }
.sk-sec-head {
    padding: 4rem 5rem; display: flex; align-items: flex-end; justify-content: space-between;
    gap: 2rem; border-bottom: 1px solid var(--sk-line); background: var(--sk-bg);
}
.sk-sec-head h2 { font-size: clamp(1.75rem, 4vw, 3rem); text-transform: uppercase; }
.sk-sec-head .note { font-family: var(--sk-mono); font-size: .85rem; color: var(--sk-muted); max-width: 24rem; }
.sk-sec-head .sk-module-tag { display: block; margin-bottom: 1rem; }
@media (max-width: 768px) { .sk-sec-head { flex-direction: column; align-items: flex-start; padding: 2.5rem 1.5rem; } }

/* ---------- Capabilities grid ---------- */
.sk-cap-grid { grid-template-columns: repeat(3, 1fr); }
.sk-cap {
    padding: 3rem; min-height: 320px; display: flex; flex-direction: column;
    position: relative; overflow: hidden; transition: background .25s var(--sk-ease);
}
.sk-cap:hover { background: var(--sk-surface); }
.sk-cap-ico { position: absolute; top: 1rem; right: 1.25rem; font-size: 5rem; color: var(--sk-faint); opacity: .1; transition: all .5s var(--sk-ease); }
.sk-cap:hover .sk-cap-ico { opacity: .2; transform: scale(1.08); }
.sk-cap-no { font-family: var(--sk-mono); font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--sk-accent); margin-bottom: 2rem; }
.sk-cap h3 { font-size: 1.4rem; margin-bottom: 1rem; transition: color .2s; position: relative; z-index: 1; }
.sk-cap:hover h3 { color: var(--sk-accent); }
.sk-cap p { color: var(--sk-muted); font-size: .9rem; line-height: 1.7; flex-grow: 1; position: relative; z-index: 1; }
.sk-cap ul { list-style: none; margin: 1.5rem 0 0; padding: 1rem 0 0; border-top: 1px solid var(--sk-line); position: relative; z-index: 1; }
.sk-cap li { font-family: var(--sk-mono); font-size: .72rem; color: var(--sk-dim); display: flex; gap: .5rem; padding: .15rem 0; }
.sk-cap li::before { content: '+'; color: var(--sk-accent); }
/* Feature CTA panel inside grid */
.sk-cap-feature {
    grid-column: span 2; background: var(--sk-surface); padding: 3rem;
    display: flex; flex-direction: column; justify-content: center; position: relative; overflow: hidden;
}
.sk-cap-feature h3 { font-size: 2.25rem; line-height: 1.1; text-transform: uppercase; margin-bottom: 1rem; }
.sk-cap-feature p { color: var(--sk-muted); font-size: .9rem; max-width: 32rem; margin-bottom: 2rem; }
.sk-cap-feature .badge {
    display: inline-block; align-self: flex-start; font-family: var(--sk-mono); font-size: .68rem;
    letter-spacing: .12em; text-transform: uppercase; color: var(--sk-accent);
    background: var(--sk-accent-dim); border: 1px solid rgba(34,211,238,.2);
    padding: .35rem .75rem; margin-bottom: 1.5rem;
}
@media (max-width: 1024px) { .sk-cap-grid { grid-template-columns: repeat(2, 1fr); } .sk-cap-feature { grid-column: span 2; } }
@media (max-width: 768px) { .sk-cap-grid { grid-template-columns: 1fr; } .sk-cap-feature { grid-column: span 1; } .sk-cap-feature h3 { font-size: 1.75rem; } }

/* ---------- AI section ---------- */
.sk-ai { display: flex; border-bottom: 1px solid var(--sk-line); background: var(--sk-bg); }
.sk-ai-info { width: 40%; padding: 5rem; border-right: 1px solid var(--sk-line); display: flex; flex-direction: column; justify-content: space-between; gap: 3rem; }
.sk-ai-info .rule { width: 48px; border-bottom: 2px solid var(--sk-accent); padding-bottom: .5rem; margin-bottom: 2rem; }
.sk-ai-info h2 { font-size: clamp(2.5rem, 5vw, 3.75rem); line-height: .95; text-transform: uppercase; margin-bottom: 1.5rem; }
.sk-ai-info h2 .dim { color: var(--sk-faint); }
.sk-ai-info p { color: var(--sk-muted); }
.sk-ai-stats { padding: 1.5rem; border: 1px solid var(--sk-line); background: rgba(24,24,27,.5); }
.sk-ai-stats .h { font-family: var(--sk-mono); font-size: .62rem; letter-spacing: .18em; text-transform: uppercase; color: var(--sk-accent); margin-bottom: 1rem; }
.sk-ai-stat { display: flex; justify-content: space-between; font-family: var(--sk-mono); font-size: .8rem; padding: .6rem 0; border-bottom: 1px solid var(--sk-line); }
.sk-ai-stat:last-child { border-bottom: none; }
.sk-ai-stat .lbl { color: var(--sk-dim); }
.sk-ai-stat .val.ac { color: var(--sk-accent); }
.sk-ai-flow { width: 60%; background: var(--sk-surface); padding: 5rem; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.sk-ai-noise { position: absolute; inset: 0; padding: 1rem; font-family: var(--sk-mono); font-size: .5rem; line-height: 1.3; color: rgba(34,211,238,.25); word-break: break-all; user-select: none; pointer-events: none; overflow: hidden; }
.sk-flow { position: relative; z-index: 1; width: 100%; max-width: 32rem; }
.sk-flow-step { background: var(--sk-bg); padding: 1.5rem; border: 1px solid var(--sk-line); transition: transform .25s var(--sk-ease); }
.sk-flow-step:hover { transform: translateY(-4px); }
.sk-flow-step .top { display: flex; align-items: center; gap: 1rem; margin-bottom: .75rem; }
.sk-flow-num { width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; font-family: var(--sk-mono); font-size: .72rem; border: 1px solid var(--sk-line); background: var(--sk-surface); }
.sk-flow-num.ac { border-color: rgba(34,211,238,.3); background: var(--sk-accent-dim); color: var(--sk-accent); }
.sk-flow-step h4 { font-size: 1.1rem; }
.sk-flow-step p { color: var(--sk-muted); font-size: .85rem; margin: 0 0 0 3rem; }
.sk-flow-link { width: 1px; height: 24px; background: var(--sk-line); margin-left: 2.5rem; }
@media (max-width: 1024px) {
    .sk-ai { flex-direction: column; }
    .sk-ai-info, .sk-ai-flow { width: 100%; border-right: none; padding: 3rem 1.5rem; }
    .sk-ai-info { border-bottom: 1px solid var(--sk-line); }
}

/* ---------- Insights / log rows ---------- */
.sk-logs { padding: 6rem 2rem; background: var(--sk-bg); }
.sk-logs-inner { max-width: 56rem; margin: 0 auto; }
.sk-logs-head { display: flex; align-items: flex-end; justify-content: space-between; border-bottom: 1px solid var(--sk-line); padding-bottom: 1rem; margin-bottom: 1rem; }
.sk-logs-head h2 { font-size: 1.5rem; text-transform: uppercase; }
.sk-logs-head .all { font-family: var(--sk-mono); font-size: .72rem; text-transform: uppercase; color: var(--sk-dim); transition: color .2s; }
.sk-logs-head .all:hover { color: var(--sk-accent); }
.sk-row {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    padding: 1.5rem 1rem; margin: 0 -1rem; border-bottom: 1px solid var(--sk-line-soft);
    transition: background .2s var(--sk-ease);
}
.sk-row:hover { background: rgba(24,24,27,.8); }
.sk-row-l { display: flex; align-items: center; gap: 1.5rem; min-width: 0; }
.sk-row-date { font-family: var(--sk-mono); font-size: .72rem; color: var(--sk-faint); width: 6rem; flex-shrink: 0; transition: color .2s; }
.sk-row:hover .sk-row-date { color: var(--sk-accent); }
.sk-row-title { font-size: 1.1rem; font-weight: 700; overflow: hidden; text-overflow: ellipsis; }
.sk-row-r { display: flex; align-items: center; gap: 1rem; flex-shrink: 0; }
.sk-row-arrow { color: var(--sk-faint); transition: transform .2s, color .2s; }
.sk-row:hover .sk-row-arrow { transform: translateX(4px); color: var(--sk-accent); }
@media (max-width: 640px) {
    .sk-row { flex-direction: column; align-items: flex-start; }
    .sk-row-l { flex-direction: column; align-items: flex-start; gap: .5rem; }
    .sk-row-title { white-space: normal; }
}

/* ---------- Contact ---------- */
.sk-contact { border-top: 1px solid var(--sk-line); background: var(--sk-bg); position: relative; overflow: hidden; }
.sk-contact-bigtype {
    position: absolute; bottom: -2rem; left: 0; width: 100%; pointer-events: none; opacity: .05;
    font-size: clamp(8rem, 22vw, 22rem); font-weight: 700; letter-spacing: -.04em;
    white-space: nowrap; line-height: 1;
}
.sk-contact-grid { display: grid; grid-template-columns: 1fr 1fr; position: relative; z-index: 1; }
.sk-contact-form-col { padding: 5rem; border-right: 1px solid var(--sk-line); }
.sk-contact-form-col h2 { font-size: 2.25rem; text-transform: uppercase; margin-bottom: .5rem; }
.sk-contact-form-col .lead { color: var(--sk-muted); font-size: .9rem; margin-bottom: 3rem; max-width: 24rem; }
.sk-form { display: flex; flex-direction: column; gap: 1.5rem; }
.sk-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.sk-field { display: flex; flex-direction: column; gap: .5rem; }
.sk-field label { font-family: var(--sk-mono); font-size: .62rem; letter-spacing: .18em; text-transform: uppercase; color: var(--sk-dim); }
.sk-field input, .sk-field textarea {
    background: var(--sk-surface); border: none; border-bottom: 1px solid var(--sk-line);
    padding: .85rem; font-family: var(--sk-mono); font-size: .85rem; color: var(--sk-ink);
    transition: border-color .2s, background .2s; width: 100%;
}
.sk-field input:focus, .sk-field textarea:focus { outline: none; border-color: var(--sk-accent); background: rgba(24,24,27,.8); }
.sk-field textarea { resize: vertical; min-height: 7rem; }
.sk-success {
    display: flex; align-items: center; gap: .75rem;
    border: 1px solid rgba(34,211,238,.3); background: var(--sk-accent-dim);
    color: var(--sk-ink); padding: 1.25rem; font-family: var(--sk-mono); font-size: .85rem;
}
.sk-success i { color: var(--sk-accent); font-size: 1.25rem; }
.sk-contact-info-col { padding: 5rem; display: flex; flex-direction: column; justify-content: space-between; gap: 3rem; }
.sk-cinfo .k { font-family: var(--sk-mono); font-size: .72rem; color: var(--sk-dim); margin-bottom: .5rem; }
.sk-cinfo p { margin: 0; }
.sk-cinfo .coords { font-family: var(--sk-mono); font-size: .8rem; color: var(--sk-muted); margin-top: .5rem; }
.sk-cinfo ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 1rem; }
.sk-cinfo ul a { font-family: var(--sk-mono); font-size: .85rem; color: var(--sk-muted); display: flex; align-items: center; gap: .75rem; transition: color .2s; }
.sk-cinfo ul a:hover { color: var(--sk-accent); }
.sk-cinfo ul a i { color: var(--sk-faint); }
@media (max-width: 1024px) { .sk-contact-grid { grid-template-columns: 1fr; } .sk-contact-form-col { border-right: none; border-bottom: 1px solid var(--sk-line); } .sk-contact-form-col, .sk-contact-info-col { padding: 3rem 1.5rem; } .sk-form-row { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.sk-footer { border-top: 1px solid var(--sk-line); background: var(--sk-bg); position: relative; z-index: 1; }
.sk-footer-grid { max-width: var(--sk-max); margin: 0 auto; padding: 4rem 2rem; display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 2rem; }
.sk-footer-brand .sk-logo-name { font-size: 1.1rem; display: inline-block; margin-bottom: 1rem; }
.sk-footer-brand p { color: var(--sk-muted); font-size: .85rem; max-width: 22rem; }
.sk-footer-col h4 { font-family: var(--sk-mono); font-size: .68rem; letter-spacing: .14em; text-transform: uppercase; color: var(--sk-dim); margin-bottom: 1rem; }
.sk-footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: .65rem; }
.sk-footer-col a, .sk-footer-col span { font-size: .85rem; color: var(--sk-muted); transition: color .2s; }
.sk-footer-col a:hover { color: var(--sk-accent); }
.sk-footer-bottom {
    max-width: var(--sk-max); margin: 0 auto; padding: 1.5rem 2rem; border-top: 1px solid var(--sk-line);
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    font-family: var(--sk-mono); font-size: .72rem; text-transform: uppercase; color: var(--sk-dim);
}
.sk-footer-bottom .links { display: flex; gap: 1rem; }
.sk-footer-bottom a:hover { color: var(--sk-ink); }
@media (max-width: 768px) { .sk-footer-grid { grid-template-columns: 1fr 1fr; } .sk-footer-bottom { flex-direction: column; align-items: flex-start; } }

/* ---------- Inner hero (subpages) ---------- */
.sk-inner-hero { border-bottom: 1px solid var(--sk-line); background: var(--sk-bg); padding: 5rem 2rem 4rem; position: relative; }
.sk-inner-shell { max-width: 56rem; margin: 0 auto; }
.sk-inner-h1 { font-size: clamp(2rem, 5vw, 3.5rem); text-transform: uppercase; line-height: 1; margin: 1.25rem 0; }
.sk-inner-h1 .ac { color: var(--sk-accent); }
.sk-inner-sub { color: var(--sk-muted); font-size: 1.1rem; max-width: 40rem; }
.sk-back { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--sk-mono); font-size: .72rem; text-transform: uppercase; color: var(--sk-dim); transition: color .2s; }
.sk-back:hover { color: var(--sk-accent); }
.sk-article-meta { display: flex; flex-wrap: wrap; gap: 1.5rem; margin-top: 1.5rem; font-family: var(--sk-mono); font-size: .78rem; color: var(--sk-muted); }
.sk-article-meta span { display: inline-flex; align-items: center; gap: .4rem; }
.sk-article-meta i { color: var(--sk-faint); }

/* ---------- Prose ---------- */
.sk-prose-wrap { padding: 4rem 2rem 6rem; }
.sk-prose { max-width: 48rem; margin: 0 auto; color: var(--sk-muted); font-size: 1.02rem; line-height: 1.8; }
.sk-prose h2 { color: var(--sk-ink); font-size: 1.6rem; text-transform: none; letter-spacing: -.01em; margin: 2.5rem 0 1rem; padding-top: 1.5rem; border-top: 1px solid var(--sk-line); }
.sk-prose h2:first-child { border-top: none; padding-top: 0; margin-top: 0; }
.sk-prose h3 { color: var(--sk-ink); font-size: 1.2rem; margin: 2rem 0 .75rem; }
.sk-prose p { margin: 0 0 1.25rem; }
.sk-prose ul, .sk-prose ol { margin: 0 0 1.25rem; padding-left: 1.25rem; }
.sk-prose li { margin-bottom: .5rem; }
.sk-prose strong { color: var(--sk-ink); }
.sk-prose a { color: var(--sk-accent); border-bottom: 1px solid rgba(34,211,238,.3); }
.sk-prose code { font-family: var(--sk-mono); font-size: .88em; background: var(--sk-surface); border: 1px solid var(--sk-line); padding: .1rem .35rem; color: var(--sk-accent); }

.sk-empty { color: var(--sk-dim); font-family: var(--sk-mono); font-size: .9rem; text-align: center; padding: 4rem 0; }

/* ---------- Article CTA card ---------- */
.sk-cta { padding: 0 0 6rem; }
.sk-cta-card {
    max-width: 56rem; margin: 0 auto; border: 1px solid var(--sk-line); background: var(--sk-surface);
    padding: 3.5rem; position: relative; overflow: hidden; text-align: center;
}
.sk-cta-card h2 { font-size: 2rem; text-transform: uppercase; margin-bottom: 1rem; }
.sk-cta-card p { color: var(--sk-muted); max-width: 34rem; margin: 0 auto 2rem; }

/* Reveal */
.rev { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--sk-ease), transform .6s var(--sk-ease); }
.rev.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rev { opacity: 1; transform: none; transition: none; } .sk-scanline, .sk-signal::after { animation: none; } }