/* Revela v2 — "kâğıttan bir bilgisayar": video kapaklarındaki etiketli kartlar pencereye dönüşür;
   üstte menü çubuğu, altta durum çubuğu, noktalı ızgara zemin. Renkler videolardan: kâğıt, mürekkep, mavi, sarı, kırmızı. */
:root {
  --paper: #f2efe8;
  --sheet: #fbfaf6;
  --ink: #151515;
  --mute: #6b6861;
  --line: #d8d3c7;
  --dot: #d9d4c8;
  --accent: #2b2bff;
  --marker: #ffe066;
  --on-marker: #151515;
  --py: #c0392b;
  --on-accent: #ffffff;
  --display: "Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", monospace;
  --hand: "Caveat", "Segoe Print", cursive;
  --measure: 64ch;
  --wide: 1140px;
  --gutter: clamp(16px, 4vw, 40px);
  --shadow: 4px 4px 0 var(--ink);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #121211; --sheet: #1b1a18; --ink: #ebe7de; --mute: #a39f96; --line: #33312c; --dot: #262521;
    --accent: #8f8fff; --marker: #e6c84a; --on-marker: #151515; --py: #f0806f; --on-accent: #0f0f1a; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #121211; --sheet: #1b1a18; --ink: #ebe7de; --mute: #a39f96; --line: #33312c; --dot: #262521;
  --accent: #8f8fff; --marker: #e6c84a; --on-marker: #151515; --py: #f0806f; --on-accent: #0f0f1a; color-scheme: dark;
}
:root[data-theme="light"] { color-scheme: light; }

* { box-sizing: border-box; }
body {
  margin: 0; color: var(--ink); background-color: var(--paper);
  background-image: radial-gradient(var(--dot) 1px, transparent 1.2px); background-size: 22px 22px;
  font-family: var(--display); font-size: 18px; line-height: 1.62; font-optical-sizing: auto;
  -webkit-font-smoothing: antialiased; padding-bottom: 44px;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.wrap { max-width: var(--wide); margin-inline: auto; padding-inline: var(--gutter); }
.col { max-width: calc(var(--measure) + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.wide { max-width: 1000px; margin-inline: auto; padding-inline: var(--gutter); }

/* ---------- menü çubuğu ---------- */
.menubar { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: var(--paper); border-bottom: 1.5px solid var(--ink); font-family: var(--mono); font-size: 13px; }
.menubar .wrap { display: flex; align-items: center; gap: 6px; padding-block: 7px; }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; margin-right: 10px; }
.brand svg { width: 24px; height: 24px; flex: none; }
.brand .lift { transform-origin: 100% 100%; transition: transform .3s cubic-bezier(.2,.8,.2,1); }
.brand:hover .lift { transform: scale(1.2); }
.brand b { font: 800 17px var(--display); letter-spacing: -.02em; }
.menubar nav { display: flex; gap: 2px; }
.menubar nav a { text-decoration: none; padding: 4px 9px; white-space: nowrap; }
.menubar nav a:hover { background: var(--ink); color: var(--paper); }
.menubar nav a[aria-current="page"] { background: var(--accent); color: var(--on-accent); }
.menubar .right { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.clock { font-variant-numeric: tabular-nums; color: var(--mute); }
.theme { white-space: nowrap; font: 600 12px var(--mono); border: 1.5px solid var(--ink); background: var(--sheet); color: var(--ink); padding: 3px 8px; cursor: pointer; }
.theme:hover { background: var(--ink); color: var(--paper); }
@media (max-width: 560px) { .clock { display: none; } .menubar nav a { padding: 4px 6px; } .brand b { display: none; } }

/* ---------- durum çubuğu ---------- */
.statusbar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20; background: var(--ink); color: var(--paper); font: 12px/1 var(--mono);
  padding-bottom: env(safe-area-inset-bottom, 0px); }
.statusbar .wrap { display: flex; gap: 18px; padding-block: 9px; white-space: nowrap; overflow: hidden; }
.statusbar .ok::before { content: "●"; color: var(--marker); margin-right: 6px; }
.statusbar .end { margin-left: auto; opacity: .7; }
@media (max-width: 560px) { .statusbar .hide-s { display: none; } }

/* ---------- pencere (video kapağındaki etiketli kart) ---------- */
.win { background: var(--sheet); border: 1.5px solid var(--ink); border-radius: 8px; box-shadow: var(--shadow); overflow: hidden; min-width: 0; }
.win > .bar { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 7px 12px; border-bottom: 1.5px solid var(--ink); font: 600 12.5px var(--mono); background: var(--paper); }
.win > .bar .k { color: var(--mute); font-weight: 400; }
.win > .bar.blue { background: var(--accent); color: var(--on-accent); border-color: var(--ink); }
.win > .bar.blue .k { color: var(--on-accent); opacity: .75; }
.win > .bar.red { background: var(--py); color: var(--on-accent); }
.win > .bar.red .k { color: var(--on-accent); opacity: .75; }
.win > .body { padding: 18px; }
a.win { display: block; text-decoration: none; transition: transform .15s, box-shadow .15s; }
a.win:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--accent); }

/* ---------- tipografi ---------- */
h1, h2, h3 { font-family: var(--display); line-height: 1.04; letter-spacing: -.028em; text-wrap: balance; margin: 0; font-weight: 800; }
h1 { font-size: clamp(42px, 7vw, 88px); }
h2 { font-size: clamp(28px, 4vw, 42px); }
h3 { font-size: 22px; letter-spacing: -.015em; }
p { margin: 0; }
.label { font: 600 12px var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.label.blue, .blue { color: var(--accent); }
.red { color: var(--py); }
.lede { font-size: clamp(19px, 2vw, 22px); color: var(--mute); max-width: 54ch; }
.hand { font-family: var(--hand); font-weight: 700; color: var(--accent); font-size: 23px; line-height: 1.15; }
.mono { font-family: var(--mono); }
.num { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.small { font: 13px/1.55 var(--mono); color: var(--mute); }
.mark { background: linear-gradient(transparent 12%, var(--marker) 12%, var(--marker) 88%, transparent 88%) no-repeat 0 0 / 100% 100%;
  color: var(--on-marker); padding-inline: .08em; box-decoration-break: clone; -webkit-box-decoration-break: clone; transition: background-size .9s cubic-bezier(.6,.1,.2,1); }
.mark.pending { background-size: 0% 100%; color: inherit; }
.cursor::after { content: "▍"; color: var(--accent); animation: blink 1s steps(1) infinite; margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }

.chip { display: inline-flex; align-items: center; gap: 6px; font: 12px var(--mono); padding: 3px 8px; border: 1px solid var(--ink); border-radius: 999px; white-space: nowrap; }
.chip.live { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.btn { font: 600 14px/1 var(--mono); padding: 11px 15px; border: 1.5px solid var(--ink); border-radius: 6px; background: var(--ink); color: var(--paper); cursor: pointer;
  text-decoration: none; display: inline-flex; gap: 8px; align-items: center; box-shadow: 3px 3px 0 var(--accent); transition: transform .12s, box-shadow .12s; }
.btn:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--accent); }
.btn:active { transform: translate(3px, 3px); box-shadow: none; }
.btn.ghost { background: var(--sheet); color: var(--ink); box-shadow: 3px 3px 0 var(--ink); }
.btn:disabled { opacity: .55; cursor: progress; }
input[type=range] { width: 100%; accent-color: var(--accent); }

.foot { margin-top: 96px; border-top: 1.5px solid var(--ink); }
.foot .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; padding-block: 24px 30px; font: 13px var(--mono); color: var(--mute); }
.foot a { text-decoration: none; border-bottom: 1px solid var(--line); }
.foot a:hover { color: var(--ink); border-color: var(--ink); }

.draft { background: var(--marker); color: var(--on-marker); font: 12px/1.4 var(--mono); border-bottom: 1.5px solid var(--ink); }
.draft .wrap { padding-block: 6px; display: flex; gap: 12px; flex-wrap: wrap; }
.draft a { color: var(--on-marker); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .mark.pending { background-size: 100% 100%; color: var(--on-marker); }
}

/* ---------- hareket (planlı, üç tane) ----------
   1) .veil: ana sayfa girişinde kâğıt perde, sağ alt köşeden kalkıp açılır (logo / video sonu köşesi).
   2) [data-decode]: başlık makine karakterlerinden doğru metne çözülür (JS).
   3) .wipe: bölüm başlığını mavi şerit geçerek açığa çıkarır. JS yoksa hepsi zaten görünür. */
.veil { position: fixed; inset: 0; z-index: 50; pointer-events: none; background: var(--paper);
  clip-path: polygon(0 0, 200% 0, 0 200%); }
.veil::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(var(--dot) 1px, transparent 1.2px); background-size: 22px 22px; }
.veil .mk { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: grid; justify-items: center; gap: 14px; font: 600 13px var(--mono); color: var(--mute); }
.veil .mk svg { width: 72px; height: 72px; }
.veil { animation: peel 1.05s cubic-bezier(.7,0,.2,1) .35s forwards; }
@keyframes peel {
  0%   { clip-path: polygon(0 0, 200% 0, 0 200%); }
  100% { clip-path: polygon(0 0, 0 0, 0 0); }
}
.veil.done { display: none; }

h2.wipe { position: relative; }
h2.wipe.wait { color: transparent; }
h2.wipe.wait .k { color: transparent; }
h2.wipe::after { content: ""; position: absolute; inset: -4px -6px; background: var(--accent); transform: scaleX(0); transform-origin: left; pointer-events: none; }
h2.wipe.in::after { animation: wipe .8s cubic-bezier(.7,0,.2,1) forwards; }
h2.wipe.in { animation: wipetext .8s steps(1) forwards; }
@keyframes wipe { 0% { transform: scaleX(0); transform-origin: left; } 48% { transform: scaleX(1); transform-origin: left; } 52% { transform: scaleX(1); transform-origin: right; } 100% { transform: scaleX(0); transform-origin: right; } }
@keyframes wipetext { 0% { color: transparent; } 50% { color: var(--ink); } }
h2.wipe.in .k { animation: wipek .8s steps(1) forwards; }
@keyframes wipek { 0% { color: transparent; } 50% { color: var(--accent); } }
@media (prefers-reduced-motion: reduce) { .veil { display: none; } h2.wipe.wait, h2.wipe.wait .k { color: inherit; } }

/* ---------- sade katman (2026-10-03, Kağan: "karmaşık, göz alıyor") ----------
   Kural: çerçeve yalnız etkileşimli şeylerde (deneyler); zemin düz; tek vurgu rengi; gölge yok; alt çubuk yok. */
body { background-image: none; padding-bottom: 0; }
.statusbar { display: none; }
.win { border: 1px solid var(--line); border-radius: 12px; box-shadow: none; }
.win > .bar { background: transparent; border-bottom: 1px solid var(--line); font: 500 12px var(--mono); color: var(--mute); padding: 9px 14px; }
.win > .bar.blue, .win > .bar.red { background: transparent; color: var(--accent); border-color: var(--line); }
.win > .bar.red { color: var(--py); }
.win > .bar.blue .k, .win > .bar.red .k { color: var(--mute); opacity: 1; }
a.win:hover { transform: none; box-shadow: none; border-color: var(--ink); }
.btn { box-shadow: none; border-radius: 999px; }
.btn:hover { transform: none; box-shadow: none; background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn.ghost { box-shadow: none; }
.btn.ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.chip { border-color: var(--line); color: var(--mute); }
.menubar { border-bottom: 1px solid var(--line); }
.menubar nav a[aria-current="page"] { background: transparent; color: var(--ink); text-decoration: underline; text-decoration-color: var(--accent); text-decoration-thickness: 2px; text-underline-offset: 5px; }
.menubar nav a:hover { background: transparent; color: var(--accent); }
.theme { border-color: var(--line); background: transparent; border-radius: 999px; }
.foot { border-top: 1px solid var(--line); }
section.block { padding-block: 72px; }

/* ---------- temiz palet (2026-10-03, Kağan: "kirli duruyor") ----------
   Sebep: bej zemin (#F2EFE8) + kahverengiye çalan griler ekranda sararmış/tozlu duruyordu.
   Site artık neredeyse beyaz zemin + nötr griler kullanır; marka renkleri (mavi, siyah, sarı) ve logo aynı. */
:root { --paper: #fbfaf7; --sheet: #ffffff; --ink: #151515; --mute: #6b6b6b; --line: #e7e7e4; --dot: #e7e7e4; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) { --paper: #111111; --sheet: #191919; --ink: #ececec; --mute: #9b9b9b; --line: #2b2b2b; --dot: #2b2b2b; }
}
:root[data-theme="dark"] { --paper: #111111; --sheet: #191919; --ink: #ececec; --mute: #9b9b9b; --line: #2b2b2b; --dot: #2b2b2b; }

/* küçük yazılar normal yazı tipinde; monospace yalnız teknik yerlerde (kod, ölçüm, sayılar) */
.label { font: 600 13px var(--display); letter-spacing: .01em; text-transform: none; }
.chip { font: 500 12.5px var(--display); }
.small, .note, .foot .wrap { font-family: var(--display); }
.menubar { font-family: var(--display); font-size: 14px; }
.theme { font: 500 13px var(--display); }
.win > .bar { font: 500 13px var(--display); }
h2.q .k { font: 600 13px var(--display); letter-spacing: .01em; text-transform: none; }

/* ---------- üst menü: tam genişlik, logo solda, bağlantılar sağda (2026-10-03) ---------- */
.menubar .wrap { max-width: none; padding-inline: clamp(16px, 3vw, 36px); padding-block: 12px; gap: 8px; }
.menubar nav { margin-left: auto; gap: 4px; }
.menubar nav a { font: 500 15px var(--display); padding: 6px 12px; border-radius: 999px; }
.menubar nav a:hover { background: var(--paper); color: var(--ink); }
.menubar .right { margin-left: 4px; }
.menubar .clock { display: none; }
.brand b { font-size: 18px; }
.theme { width: 34px; height: 34px; padding: 0; display: grid; place-items: center; font-size: 16px; border-radius: 50%; }
@media (max-width: 560px) { .menubar nav a { padding: 6px 8px; font-size: 14px; } .brand b { display: none; } }