/* ═══════════════════════════════════════════════════════════════
   SCMUP — Design system
   Endüstriyel, karanlık zemin; sinyal amberi + veri turkuazı
   ═══════════════════════════════════════════════════════════════ */
:root {
  --bg: #07090d;
  --bg-2: #0b0e14;
  --surface: #10141c;
  --surface-2: #151a24;
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .14);
  --text: #e9edf3;
  --text-2: #b4bdca;
  --muted: #7d8899;
  --accent: #f5b31b;
  --accent-2: #ffcf5a;
  --accent-ink: #1a1203;
  --data: #35d7c4;
  --ok: #3ddc84;
  --nok: #ff5d5d;
  --warn: #f5b31b;
  --li: #0a66c2;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 30px 80px -30px rgba(0, 0, 0, .7);
  --font: 'Inter', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --display: 'Space Grotesk', var(--font);
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0; background: var(--bg); color: var(--text); font-family: var(--font);
  font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.ic { width: 18px; height: 18px; flex: none; }
.mono { font-family: var(--mono); letter-spacing: -.01em; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
.wrap { width: 100%; max-width: calc(var(--wrap) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
.grad { background: linear-gradient(100deg, var(--accent) 0%, var(--accent-2) 45%, var(--data) 110%); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ─── Butonlar ─── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 46px; padding: 0 20px;
  border-radius: 999px; border: 1px solid transparent; font-weight: 600; font-size: 15px; cursor: pointer;
  transition: transform .2s, background .2s, border-color .2s, color .2s; white-space: nowrap;
}
.btn .ic { transition: transform .2s; }
.btn:hover .ic:last-child { transform: translateX(3px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { background: var(--accent-2); }
.btn-ghost { border-color: var(--line-2); background: rgba(255, 255, 255, .02); }
.btn-ghost:hover { border-color: rgba(255, 255, 255, .3); background: rgba(255, 255, 255, .05); }
.btn-sm { height: 36px; padding: 0 14px; font-size: 13.5px; }
.btn-block { width: 100%; }
.btn-li { background: var(--li); color: #fff; }
.btn-li:hover { background: #0b77e0; }
.btn-danger { background: rgba(255, 93, 93, .1); color: var(--nok); border-color: rgba(255, 93, 93, .3); }
.icon-btn {
  display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; border: 1px solid transparent;
  background: none; cursor: pointer; color: var(--text-2); transition: background .2s, color .2s;
}
.icon-btn:hover { background: rgba(255, 255, 255, .06); color: var(--text); }
.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--accent); white-space: nowrap; }
.link-arrow .ic { transition: transform .2s; }
.link-arrow:hover .ic { transform: translateX(4px); }

/* ─── Header ─── */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 50; transition: background .3s, border-color .3s, backdrop-filter .3s;
  border-bottom: 1px solid transparent;
}
.site-header.scrolled { background: rgba(7, 9, 13, .78); backdrop-filter: blur(14px) saturate(1.4); -webkit-backdrop-filter: blur(14px) saturate(1.4); border-color: var(--line); }
.header-inner { display: flex; align-items: center; gap: 24px; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--display); }
.logo-mark { width: 32px; height: 32px; color: var(--text); }
.brand-word { font-size: 20px; font-weight: 700; letter-spacing: .02em; }
.brand-word b { color: var(--accent); font-weight: 700; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { padding: 8px 14px; border-radius: 999px; font-size: 14.5px; color: var(--text-2); transition: color .2s, background .2s; }
.nav a:hover, .nav a[aria-current] { color: var(--text); background: rgba(255, 255, 255, .05); }
.header-cta { display: flex; align-items: center; gap: 8px; }
.menu-btn { display: none; }

/* ─── Hero ─── */
.hero { position: relative; min-height: min(100svh, 920px); display: flex; align-items: center; padding: 120px 0 90px; overflow: hidden; isolation: isolate; }
.hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.hero-fade { position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(ellipse 60% 50% at 75% 40%, rgba(245, 179, 27, .10), transparent 70%),
    radial-gradient(ellipse 50% 60% at 15% 80%, rgba(53, 215, 196, .07), transparent 70%),
    linear-gradient(180deg, rgba(7, 9, 13, .2) 0%, rgba(7, 9, 13, .1) 50%, var(--bg) 100%);
}
.hero-inner { position: relative; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.eyebrow-live { padding: 7px 14px 7px 12px; border: 1px solid var(--line-2); border-radius: 999px; background: rgba(16, 20, 28, .6); backdrop-filter: blur(6px); color: var(--text-2); letter-spacing: .04em; text-transform: none; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 0 rgba(61, 220, 132, .6); animation: pulse 2.2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgba(61, 220, 132, 0); } 100% { box-shadow: 0 0 0 0 rgba(61, 220, 132, 0); } }
.hero-title { font-family: var(--display); font-weight: 600; font-size: clamp(44px, 8.4vw, 112px); line-height: .98; letter-spacing: -.035em; margin: 28px 0 26px; }
.hero-lead { max-width: 680px; font-size: clamp(17px, 1.6vw, 20px); color: var(--text-2); margin: 0 0 36px; }
.hero-lead strong { color: var(--text); font-weight: 500; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin: 72px 0 0; max-width: 920px; border-top: 1px solid var(--line); }
.hero-stats div { padding: 22px 20px 0 0; }
.hero-stats div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.hero-stats dt { font-size: 13px; color: var(--muted); order: 2; }
.hero-stats dd { margin: 0 0 4px; font-family: var(--display); font-size: clamp(28px, 3.4vw, 40px); font-weight: 600; letter-spacing: -.02em; }
.hero-stats dd small { font-size: .5em; color: var(--muted); margin-left: 3px; font-weight: 500; }
.hero-stats div { display: flex; flex-direction: column-reverse; }
.hero-scroll { position: absolute; left: 50%; bottom: 26px; width: 22px; height: 36px; border: 1.5px solid var(--line-2); border-radius: 12px; transform: translateX(-50%); }
.hero-scroll span { position: absolute; left: 50%; top: 7px; width: 3px; height: 7px; margin-left: -1.5px; border-radius: 2px; background: var(--accent); animation: scrolly 1.8s infinite; }
@keyframes scrolly { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(12px); } }

/* ─── Marquee ─── */
.marquee { border-block: 1px solid var(--line); overflow: hidden; padding: 18px 0; background: var(--bg-2); }
.marquee-track { display: flex; gap: 56px; width: max-content; animation: marquee 48s linear infinite; }
.marquee span { font-family: var(--display); font-size: 20px; color: var(--muted); white-space: nowrap; display: inline-flex; align-items: center; gap: 56px; }
.marquee span::after { content: ''; width: 6px; height: 6px; border-radius: 2px; background: var(--accent); opacity: .7; transform: rotate(45deg); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ─── Sections ─── */
.section { padding: clamp(72px, 10vw, 128px) 0; position: relative; }
.section-tight { padding-top: 24px; }
.section-alt { background: var(--bg-2); border-block: 1px solid var(--line); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; margin-bottom: 48px; }
.section-head h2, .demo-copy h2, .cta-box h2 { font-family: var(--display); font-size: clamp(32px, 4.4vw, 54px); line-height: 1.04; letter-spacing: -.03em; margin: 14px 0 0; font-weight: 600; }
.lead { color: var(--text-2); font-size: clamp(16px, 1.4vw, 18.5px); max-width: 640px; margin: 18px 0 0; }

/* ─── Pillars ─── */
.pillars { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.pillar {
  position: relative; display: flex; flex-direction: column; min-height: 300px; padding: 24px; border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg-2) 100%); border: 1px solid var(--line); overflow: hidden;
  transition: border-color .3s, transform .3s;
}
.pillar::before { content: ''; position: absolute; inset: 0; background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(245, 179, 27, .09), transparent 40%); opacity: 0; transition: opacity .3s; }
.pillar:hover { border-color: rgba(245, 179, 27, .35); transform: translateY(-4px); }
.pillar:hover::before { opacity: 1; }
.pillar-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: auto; }
.pillar-ic { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: rgba(245, 179, 27, .1); color: var(--accent); }
.pillar-ic .ic { width: 22px; height: 22px; }
.pillar-n { color: var(--muted); font-size: 12px; }
.pillar h3 { font-family: var(--display); font-size: 21px; font-weight: 600; letter-spacing: -.01em; margin: 40px 0 10px; line-height: 1.15; }
.pillar p { color: var(--text-2); font-size: 14.5px; margin: 0 0 22px; line-height: 1.55; }
.pillar-foot { display: flex; justify-content: space-between; align-items: center; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
.pillar:hover .pillar-foot .ic { color: var(--accent); }

/* ─── Cards ─── */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-feature { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-feature .card-lg { grid-column: span 2; flex-direction: row; }
.grid-feature .card-lg .card-media { flex: 1.55; aspect-ratio: auto; display: flex; align-items: center; background: #0a0d12; border-bottom: 0; border-right: 1px solid var(--line); }
.grid-feature .card-lg .card-media img { height: auto; aspect-ratio: 16 / 9; object-fit: contain; }
.grid-feature .card-lg .card-body { flex: 1; padding: 28px 30px; }
.card {
  position: relative; display: flex; flex-direction: column; border-radius: var(--radius-lg); background: var(--surface);
  border: 1px solid var(--line); overflow: hidden; transition: border-color .3s, transform .3s, box-shadow .3s; height: 100%;
}
.card:hover { border-color: var(--line-2); transform: translateY(-4px); box-shadow: var(--shadow); }
.card-link { position: absolute; inset: 0; z-index: 2; }
.card-media { aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-2); border-bottom: 1px solid var(--line); }
.card-lg .card-media { aspect-ratio: 16 / 9; }
.card-lg .card-metrics { grid-template-columns: repeat(2, 1fr); row-gap: 16px; }
.card-media img, .card-media .gen-cover { width: 100%; height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.2, .7, .2, 1); }
.card:hover .card-media img { transform: scale(1.04); }
.card-body { display: flex; flex-direction: column; flex: 1; padding: 22px 24px 22px; }
.card-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 14px; }
.pill { display: inline-flex; align-items: center; gap: 6px; height: 26px; padding: 0 10px 0 8px; border-radius: 999px; font-size: 12px; font-weight: 500; background: rgba(255, 255, 255, .05); border: 1px solid var(--line); color: var(--text-2); }
.pill .ic { width: 14px; height: 14px; }
.pill-project { color: var(--accent); border-color: rgba(245, 179, 27, .3); background: rgba(245, 179, 27, .07); }
.pill-insight { color: #9fb6ff; border-color: rgba(159, 182, 255, .28); background: rgba(159, 182, 255, .06); }
.pill-article { color: var(--data); border-color: rgba(53, 215, 196, .28); background: rgba(53, 215, 196, .06); }
.pill-lab { color: #e19bff; border-color: rgba(225, 155, 255, .28); background: rgba(225, 155, 255, .06); }
.pill-demo { color: var(--ok); border-color: rgba(61, 220, 132, .28); background: rgba(61, 220, 132, .06); }
.status { font-family: var(--mono); font-size: 11.5px; color: var(--muted); display: inline-flex; align-items: center; gap: 6px; }
.status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--ok); }
.card h3 { font-family: var(--display); font-size: 22px; line-height: 1.2; letter-spacing: -.015em; font-weight: 600; margin: 0 0 10px; }
.card-lg h3 { font-size: clamp(24px, 2.4vw, 30px); }
.card p { color: var(--text-2); font-size: 15px; margin: 0 0 18px; }
.card-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 16px 0; margin-bottom: 16px; border-block: 1px solid var(--line); }
.card-metrics b { display: block; font-family: var(--display); font-size: 24px; font-weight: 600; color: var(--accent); letter-spacing: -.02em; }
.card-metrics span { font-size: 12px; color: var(--muted); line-height: 1.35; display: block; }
.card-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags span { font-family: var(--mono); font-size: 11.5px; padding: 3px 8px; border-radius: 6px; background: rgba(255, 255, 255, .04); border: 1px solid var(--line); color: var(--text-2); }
.card-go { display: grid; place-items: center; width: 36px; height: 36px; flex: none; border-radius: 50%; border: 1px solid var(--line-2); transition: background .3s, color .3s, border-color .3s; }
.card:hover .card-go { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.gen-cover { position: relative; display: grid; place-items: center; background: radial-gradient(circle at 30% 20%, rgba(245, 179, 27, .12), transparent 60%), var(--bg-2); }
.gen-grid { position: absolute; inset: 14%; display: grid; grid-template-columns: repeat(8, 1fr); gap: 6px; }
.gen-grid i { border-radius: 4px; background: var(--accent); }
.gen-cover span { position: relative; font-family: var(--mono); font-size: 12px; background: var(--bg); padding: 4px 10px; border-radius: 6px; border: 1px solid var(--line-2); }

/* ─── Manifesto ─── */
.manifesto { background:
  radial-gradient(ellipse 50% 40% at 85% 0%, rgba(245, 179, 27, .08), transparent 70%),
  linear-gradient(180deg, var(--bg) 0%, #090c11 100%); }
.manifesto-head { max-width: 900px; margin-bottom: 64px; }
.manifesto-title { font-family: var(--display); font-weight: 600; font-size: clamp(34px, 5.2vw, 68px); letter-spacing: -.035em; line-height: 1.02; margin: 18px 0 0; }
.manifesto-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 64px; counter-reset: m; }
.manifesto-list li { display: grid; grid-template-columns: 56px 1fr; gap: 12px; padding: 30px 0; border-top: 1px solid var(--line); }
.manifesto-list li:last-child:nth-child(odd) { grid-column: span 2; max-width: calc(50% - 32px); }
.m-n { color: var(--accent); font-size: 14px; padding-top: 6px; }
.manifesto-list h3 { font-family: var(--display); font-size: clamp(22px, 2.2vw, 28px); font-weight: 600; letter-spacing: -.02em; margin: 0 0 10px; line-height: 1.15; }
.manifesto-list p { margin: 0; color: var(--text-2); }
.manifesto-sign { margin: 56px 0 0; color: var(--muted); font-size: 14px; text-align: right; }
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s, transform .7s cubic-bezier(.2, .7, .2, 1); }
[data-reveal].in { opacity: 1; transform: none; }

/* ─── Live demo: tava ─── */
.demo-layout { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(32px, 6vw, 80px); align-items: center; }
.checks { list-style: none; padding: 0; margin: 28px 0 30px; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; color: var(--text-2); }
.checks .ic { color: var(--ok); margin-top: 3px; }
.checks b { color: var(--text); font-weight: 600; }
.tray-demo { border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line-2); padding: 18px; box-shadow: var(--shadow); }
.tray-head, .tray-foot { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.tray-head { font-size: 12.5px; color: var(--muted); margin-bottom: 14px; }
.tray-head b { color: var(--text-2); font-weight: 500; }
.tray-badge { font-family: var(--mono); font-size: 12.5px; font-weight: 500; padding: 5px 12px; border-radius: 999px; transition: background .3s, color .3s; }
.tray-badge.ok { background: rgba(61, 220, 132, .12); color: var(--ok); }
.tray-badge.nok { background: rgba(255, 93, 93, .14); color: var(--nok); }
.tray-stage { position: relative; border-radius: 14px; padding: 18px; background:
  repeating-linear-gradient(90deg, rgba(255, 255, 255, .025) 0 2px, transparent 2px 22px), #0a0d12; border: 1px solid var(--line); overflow: hidden; }
.tray-stage.nok { border-color: rgba(255, 93, 93, .5); box-shadow: inset 0 0 40px rgba(255, 93, 93, .12); }
.tray-scan { position: absolute; left: 0; right: 0; height: 60px; top: -60px; background: linear-gradient(180deg, transparent, rgba(53, 215, 196, .18), transparent); pointer-events: none; }
.tray-stage.scanning .tray-scan { animation: scan .5s ease-out; }
@keyframes scan { from { top: -60px; } to { top: 100%; } }
.tray-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; padding: 12px; border-radius: 10px; background: #1b1a17; border: 1px solid rgba(255, 255, 255, .06); }
.can { position: relative; aspect-ratio: 1; border-radius: 50%; border: 0; padding: 0; cursor: pointer; background: radial-gradient(circle at 38% 34%, #ffd36b 0 18%, #e59a12 40%, #a8650a 70%, #5c3804 100%); box-shadow: inset 0 -3px 6px rgba(0, 0, 0, .4), 0 2px 4px rgba(0, 0, 0, .5); transition: transform .2s, filter .2s; }
.can span { position: absolute; inset: 22%; border-radius: 50%; border: 1.5px solid rgba(60, 35, 0, .45); }
.can::after { content: ''; position: absolute; inset: -4px; border-radius: 50%; border: 1.5px solid var(--ok); opacity: 0; transition: opacity .2s; }
.tray-stage.scanned .can::after { opacity: .55; }
.can:hover { transform: scale(.94); }
.can.missing { background: radial-gradient(circle, #070605 40%, #121009 100%); box-shadow: inset 0 4px 10px rgba(0, 0, 0, .9); }
.can.missing span { border-color: transparent; }
.can.missing::after { border-color: var(--nok); opacity: 1 !important; border-width: 2px; animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: .35 !important; } }
.tray-log { margin: 14px 0; padding: 10px 12px; border-radius: 10px; background: #0a0d12; border: 1px solid var(--line); font-size: 12.5px; color: var(--ok); min-height: 42px; }
.tray-log.nok { color: var(--nok); }
.tray-kpis { display: flex; gap: 16px; font-size: 12px; color: var(--muted); }
.tray-kpis b { color: var(--text); font-weight: 500; }
.tray-btns { display: flex; gap: 8px; }

/* ─── CTA ─── */
.cta-box { display: grid; grid-template-columns: 1.5fr 1fr; gap: 40px; align-items: end; padding: clamp(32px, 5vw, 64px); border-radius: 28px; border: 1px solid var(--line-2);
  background: radial-gradient(ellipse 60% 80% at 100% 100%, rgba(245, 179, 27, .14), transparent 70%), radial-gradient(ellipse 40% 60% at 0% 0%, rgba(53, 215, 196, .08), transparent 70%), var(--surface); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }

/* ─── Page hero / listing ─── */
.page-hero { padding: 150px 0 40px; }
.page-hero h1 { font-family: var(--display); font-size: clamp(42px, 6.4vw, 84px); letter-spacing: -.035em; line-height: 1; margin: 18px 0 0; font-weight: 600; }
.page-hero.center { text-align: center; min-height: 70vh; display: grid; place-items: center; }
.page-hero.center .lead { margin-inline: auto; margin-bottom: 32px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 36px; }
.filters a { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--line-2); font-size: 14px; color: var(--text-2); transition: all .2s; }
.filters a span { font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.filters a.on, .filters a:hover { background: var(--text); color: var(--bg); border-color: var(--text); }
.filters a.on span { color: var(--bg); opacity: .6; }
.tag-filter { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 28px; }
.tag-filter button { font-family: var(--mono); font-size: 12px; padding: 6px 11px; border-radius: 8px; border: 1px solid var(--line); background: none; color: var(--muted); cursor: pointer; }
.tag-filter button.on, .tag-filter button:hover { color: var(--accent); border-color: rgba(245, 179, 27, .4); }
[data-cards] > div[hidden] { display: none; }
.empty { padding: 80px 24px; text-align: center; border: 1px dashed var(--line-2); border-radius: var(--radius-lg); }

/* ─── Detail / post ─── */
.preview-banner { position: fixed; top: 72px; left: 0; right: 0; z-index: 40; text-align: center; padding: 8px; background: var(--accent); color: var(--accent-ink); font-size: 12.5px; }
.post-hero { padding: 140px 0 40px; }
.crumbs { display: flex; gap: 10px; font-size: 12.5px; color: var(--muted); margin-bottom: 26px; }
.crumbs a:hover { color: var(--accent); }
.post-hero h1 { font-family: var(--display); font-size: clamp(36px, 5.6vw, 72px); line-height: 1.02; letter-spacing: -.035em; margin: 6px 0 0; max-width: 1000px; font-weight: 600; }
.post-sub { font-size: clamp(18px, 1.8vw, 22px); color: var(--text-2); max-width: 820px; margin: 22px 0 0; }
.post-meta { display: flex; flex-wrap: wrap; gap: 0; margin: 40px 0 0; border-top: 1px solid var(--line); }
.post-meta div { padding: 18px 28px 0 0; margin-right: 28px; }
.post-meta dt { font-family: var(--mono); font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.post-meta dd { margin: 4px 0 0; font-size: 15px; }
.post-cover { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); aspect-ratio: 16 / 9; background: var(--bg-2); }
.post-cover img, .post-cover .gen-cover { width: 100%; height: 100%; object-fit: cover; }
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 1px; margin-top: 20px; border-radius: var(--radius-lg); overflow: hidden; background: var(--line); border: 1px solid var(--line); }
.metric { background: var(--surface); padding: 24px; }
.metric b { display: block; font-family: var(--display); font-size: clamp(28px, 3vw, 38px); font-weight: 600; letter-spacing: -.025em; color: var(--accent); line-height: 1.1; }
.metric span { display: block; font-size: 13.5px; color: var(--text-2); margin-top: 6px; line-height: 1.4; }
.post-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 64px; padding: 64px 0 96px; }
.post-aside { position: sticky; top: 100px; align-self: start; display: grid; gap: 28px; }
.toc { display: grid; gap: 2px; }
.toc > span, .aside-block > span { font-size: 11.5px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 10px; display: block; }
.toc a { font-size: 13.5px; color: var(--muted); padding: 5px 0 5px 12px; border-left: 2px solid var(--line); transition: color .2s, border-color .2s; line-height: 1.4; }
.toc a.toc-3 { padding-left: 24px; font-size: 13px; }
.toc a:hover, .toc a.active { color: var(--text); border-color: var(--accent); }
.aside-link { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: 14px; color: var(--text-2); }
.aside-link:hover { color: var(--accent); }

.prose { max-width: 760px; font-size: 17.5px; line-height: 1.75; color: #d5dbe4; }
.prose-lead { font-size: 21px; line-height: 1.6; color: var(--text); margin-top: 0; }
.prose h2 { font-family: var(--display); font-size: clamp(26px, 2.6vw, 34px); letter-spacing: -.02em; line-height: 1.15; color: var(--text); margin: 2.2em 0 .6em; font-weight: 600; }
.prose h3 { font-family: var(--display); font-size: 22px; color: var(--text); margin: 1.8em 0 .5em; font-weight: 600; }
.prose h4 { font-size: 17px; color: var(--text); margin: 1.6em 0 .4em; }
.prose p { margin: 0 0 1.2em; }
.prose a { color: var(--accent); text-decoration: underline; text-decoration-color: rgba(245, 179, 27, .4); text-underline-offset: 3px; }
.prose strong { color: var(--text); font-weight: 600; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1.3em; }
.prose li { margin: .4em 0; }
.prose li::marker { color: var(--accent); }
.prose li.task { list-style: none; margin-left: -1.3em; padding-left: 1.8em; position: relative; }
.prose li.task::before { content: ''; position: absolute; left: 0; top: .45em; width: 15px; height: 15px; border-radius: 4px; border: 1.5px solid var(--line-2); }
.prose li.task.done::before { background: var(--ok); border-color: var(--ok); }
.prose blockquote { margin: 1.6em 0; padding: 4px 0 4px 24px; border-left: 3px solid var(--accent); font-size: 1.08em; color: var(--text); }
.prose blockquote p:last-child { margin: 0; }
.prose code { font-family: var(--mono); font-size: .86em; padding: .15em .4em; border-radius: 6px; background: rgba(255, 255, 255, .06); border: 1px solid var(--line); }
.prose pre.code { margin: 1.6em 0; padding: 20px 22px; border-radius: 14px; background: #0a0d12; border: 1px solid var(--line); overflow-x: auto; font-size: 14px; line-height: 1.6; position: relative; }
.prose pre.code[data-lang]::before { content: attr(data-lang); position: absolute; top: 8px; right: 12px; font-family: var(--mono); font-size: 11px; color: var(--muted); }
.prose pre code { background: none; border: 0; padding: 0; font-size: inherit; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 3em 0; }
.prose .md-fig { margin: 2em 0; }
.prose .md-fig img { border-radius: 14px; border: 1px solid var(--line); width: 100%; }
.prose figcaption { font-size: 13.5px; color: var(--muted); margin-top: 10px; text-align: center; }
.table-wrap { overflow-x: auto; margin: 1.6em 0; border: 1px solid var(--line); border-radius: 14px; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.prose th, .prose td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose th { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); background: var(--surface); font-weight: 500; }
.prose tr:last-child td { border-bottom: 0; }
.callout { margin: 1.8em 0; padding: 18px 22px; border-radius: 14px; border: 1px solid rgba(245, 179, 27, .3); background: rgba(245, 179, 27, .06); }
.callout-title { font-family: var(--mono); font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); margin-bottom: 6px; }
.callout p:last-child { margin: 0; }
.callout-ders, .callout-sonuc { border-color: rgba(53, 215, 196, .3); background: rgba(53, 215, 196, .06); }
.callout-ders .callout-title, .callout-sonuc .callout-title { color: var(--data); }
.post-tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 48px 0 0; }
.post-tags span { font-family: var(--mono); font-size: 13px; color: var(--muted); }

.share { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin: 32px 0 0; padding: 20px 0; border-block: 1px solid var(--line); }
.share-label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-right: 8px; }
.share-btn { display: inline-flex; align-items: center; gap: 8px; height: 40px; padding: 0 12px; border-radius: 10px; border: 1px solid var(--line-2); background: none; cursor: pointer; font-size: 14px; color: var(--text-2); transition: all .2s; }
.share-btn:hover { color: var(--text); border-color: rgba(255, 255, 255, .3); }
.share-li { background: var(--li); border-color: var(--li); color: #fff; font-weight: 600; padding: 0 16px; }
.share-li:hover { background: #0b77e0; border-color: #0b77e0; color: #fff; }
.author-box { display: flex; align-items: center; gap: 16px; margin-top: 32px; padding: 20px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); }
.author-box > div:nth-child(2) { flex: 1; display: grid; }
.author-box span { font-size: 14px; color: var(--muted); }
.author-mark .logo-mark { width: 44px; height: 44px; }

/* ─── About ─── */
.about-grid { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 64px; align-items: start; }
.about-grid .prose h2:first-child { margin-top: 0; }
.cap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
.cap { padding: 18px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); font-size: 14.5px; line-height: 1.5; }
.cap b { display: block; color: var(--text); font-family: var(--display); font-size: 17px; margin-bottom: 4px; }
.cap span { color: var(--text-2); }
.contact-card { position: sticky; top: 100px; padding: 28px; border-radius: var(--radius-lg); background: var(--surface); border: 1px solid var(--line-2); }
.contact-card h3 { font-family: var(--display); font-size: 26px; margin: 12px 0 8px; letter-spacing: -.02em; line-height: 1.15; }
.contact-card p { color: var(--text-2); font-size: 15px; }
.contact-row { display: flex; align-items: center; gap: 12px; padding: 14px 0; border-top: 1px solid var(--line); color: var(--text); word-break: break-all; }
.contact-row:hover { color: var(--accent); }

/* ─── Footer ─── */
.site-footer { border-top: 1px solid var(--line); padding: 72px 0 32px; background: var(--bg-2); }
.footer-top { display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; }
.footer-claim { font-family: var(--display); font-size: 24px; line-height: 1.25; letter-spacing: -.015em; margin: 22px 0 0; max-width: 420px; }
.footer-claim span { color: var(--muted); }
.footer-cols { display: flex; gap: clamp(32px, 6vw, 80px); flex-wrap: wrap; }
.footer-cols h4 { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); font-weight: 500; margin: 0 0 16px; }
.footer-cols a, .footer-cols span { display: block; font-size: 14.5px; color: var(--text-2); padding: 4px 0; }
.footer-cols a:hover { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 13px; color: var(--muted); }

/* ─── Responsive ─── */
@media (max-width: 1100px) {
  .pillars { grid-template-columns: repeat(3, 1fr); }
  .post-layout { grid-template-columns: 1fr; gap: 0; }
  .post-aside { position: static; order: 2; margin-top: 48px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
  .toc { display: none; }
}
@media (max-width: 920px) {
  .nav { position: fixed; inset: 72px 0 auto; flex-direction: column; gap: 0; padding: 12px var(--gutter) 24px; background: rgba(7, 9, 13, .97); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); transform: translateY(-120%); opacity: 0; transition: transform .35s, opacity .35s; margin: 0; }
  .nav.open { transform: none; opacity: 1; }
  .nav a { padding: 14px 4px; border-radius: 0; border-bottom: 1px solid var(--line); font-size: 17px; }
  .header-cta { margin-left: auto; }
  .header-cta .btn { display: none; }
  .menu-btn { display: inline-grid; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-feature .card-lg { flex-direction: column; }
  .grid-feature .card-lg .card-media { flex: none; aspect-ratio: 16 / 9; border-right: 0; border-bottom: 1px solid var(--line); }
  .demo-layout, .cta-box, .about-grid { grid-template-columns: 1fr; }
  .cta-actions { justify-content: flex-start; }
  .contact-card { position: static; }
  .manifesto-list { grid-template-columns: 1fr; }
  .manifesto-list li:last-child:nth-child(odd) { grid-column: auto; max-width: none; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stats div:nth-child(3) { border-left: 0; padding-left: 0; }
}
@media (max-width: 640px) {
  .pillars, .grid-3, .grid-feature { grid-template-columns: 1fr; }
  .grid-feature .card-lg { grid-column: auto; }
  .pillar { min-height: 0; }
  .pillar h3 { margin-top: 28px; }
  .section-head { flex-direction: column; align-items: flex-start; }
  .cap-grid { grid-template-columns: 1fr; }
  .card-metrics { grid-template-columns: 1fr 1fr; }
  .tray-grid { gap: 5px; padding: 8px; }
  .tray-stage { padding: 10px; }
  .prose { font-size: 16.5px; }
  .manifesto-sign { text-align: left; }
  .share-li span { display: inline; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ─── Gömülü simülasyonlar ─── */
.pill-sim { color: var(--ok); border-color: rgba(61, 220, 132, .28); background: rgba(61, 220, 132, .06); }
.sim { margin: 2em 0; border-radius: 18px; border: 1px solid var(--line-2); background: var(--surface); overflow: hidden; box-shadow: var(--shadow); font-size: 14px; line-height: 1.5; color: var(--text); }
.prose .sim { max-width: none; }
@media (min-width: 1101px) { .prose .sim { margin-right: -120px; } }
.sim-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.sim-title { display: flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 12.5px; color: var(--text-2); text-transform: uppercase; letter-spacing: .05em; }
.sim-title::before { content: ''; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 10px var(--ok); }
.sim-btns { display: flex; gap: 6px; flex-wrap: wrap; }
.sim-btn { height: 32px; padding: 0 12px; border-radius: 8px; border: 1px solid var(--line-2); background: rgba(255,255,255,.03); color: var(--text); font-size: 13px; cursor: pointer; transition: background .2s, border-color .2s; }
.sim-btn:hover { border-color: rgba(255,255,255,.3); background: rgba(255,255,255,.07); }
.sim-btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.sim-btn.primary:hover { background: var(--accent-2); }
.sim-stage { position: relative; background: #0a0d12; }
.sim-stage canvas { display: block; width: 100%; height: auto; cursor: default; touch-action: manipulation; }
.sim-controls { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px 20px; padding: 14px 16px; border-top: 1px solid var(--line); }
.sim-ctl { display: grid; gap: 4px; font-size: 12.5px; color: var(--muted); }
.sim-ctl span { display: flex; justify-content: space-between; }
.sim-ctl b { color: var(--text); font-family: var(--mono); font-weight: 500; }
.sim-ctl input[type=range] { width: 100%; accent-color: var(--accent); }
.sim-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 1px; background: var(--line); border-top: 1px solid var(--line); }
.sim-stat { background: var(--surface); padding: 12px 16px; }
.sim-stat b { display: block; font-family: var(--display); font-size: 22px; font-weight: 600; letter-spacing: -.02em; }
.sim-stat span { font-size: 12px; color: var(--muted); }
.sim-stat.good b { color: var(--ok); } .sim-stat.bad b { color: var(--nok); } .sim-stat.acc b { color: var(--accent); } .sim-stat.data b { color: var(--data); }
.sim-note { padding: 10px 16px; font-size: 12.5px; color: var(--muted); border-top: 1px solid var(--line); }

/* ───── Kişisel kimlik: fotoğraf, iletişim ───── */
.brand-wrap { display: flex; align-items: center; gap: 16px; min-width: 0; }
.owner-chip { display: inline-flex; align-items: center; gap: 10px; padding-left: 16px; border-left: 1px solid var(--line-2); color: var(--text); line-height: 1.15; transition: color .2s; }
.owner-chip img { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line-2); box-shadow: 0 0 0 3px rgba(245, 179, 27, .08); }
.owner-chip span { display: grid; font-size: 13.5px; font-weight: 500; white-space: nowrap; }
.owner-chip small { font-family: var(--mono); font-size: 10.5px; color: var(--muted); letter-spacing: .04em; text-transform: uppercase; }
.owner-chip:hover { color: var(--accent); }
@media (max-width: 1180px) { .owner-chip span { display: none; } .owner-chip { padding-left: 12px; } }
@media (max-width: 380px) { .owner-chip { display: none; } }
.footer-owner { margin-top: 14px; max-width: 380px; font-size: 13.5px; line-height: 1.55; color: var(--muted); }
.footer-li { display: inline-flex; align-items: center; gap: 8px; }
.footer-li .ic { width: 16px; height: 16px; }
.author-photo { width: 52px; height: 52px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line-2); flex: none; }
.cta-owner { display: flex; align-items: center; gap: 14px; margin: 18px 0 4px; }
.cta-owner img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line-2); }
.cta-owner div { display: grid; line-height: 1.3; }
.cta-owner b { font-family: var(--display); font-size: 18px; font-weight: 600; }
.cta-owner span { font-size: 13.5px; color: var(--muted); }
.about-hero { display: flex; align-items: center; gap: clamp(18px, 3vw, 32px); margin-top: 18px; }
.about-hero h1 { margin-top: 0; }
.about-photo { width: clamp(92px, 12vw, 132px); height: clamp(92px, 12vw, 132px); border-radius: 50%; object-fit: cover; border: 1px solid var(--line-2); box-shadow: 0 0 0 6px rgba(245, 179, 27, .07), var(--shadow); flex: none; }
.about-role { margin: 12px 0 0; color: var(--accent); font-size: 13.5px; letter-spacing: .04em; }
.contact-person { display: flex; align-items: center; gap: 14px; margin: 16px 0 6px; }
.contact-person img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line-2); }
.contact-person div { display: grid; line-height: 1.3; }
.contact-person b { font-family: var(--display); font-size: 20px; font-weight: 600; }
.contact-person span { font-size: 13px; color: var(--muted); }
.contact-li { display: flex; align-items: center; gap: 14px; margin: 18px 0 8px; padding: 14px 16px; border-radius: var(--radius); background: rgba(10, 102, 194, .12); border: 1px solid rgba(10, 102, 194, .45); color: var(--text); transition: background .2s, border-color .2s; }
.contact-li:hover { background: rgba(10, 102, 194, .2); border-color: rgba(10, 102, 194, .8); }
.contact-li-logo { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 10px; background: #0a66c2; color: #fff; flex: none; }
.contact-li-logo .ic { width: 24px; height: 24px; }
.contact-li > span:nth-child(2) { display: grid; flex: 1; min-width: 0; line-height: 1.3; }
.contact-li small { color: var(--muted); font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.contact-li > .ic:last-child { width: 18px; height: 18px; color: var(--muted); }
.demo-layout .sim-home { margin: 0; min-width: 0; }

.about-hero + .lead { margin-top: 26px; }