/* ============================================================
   abdullahsahin.org — minimal
   one column · whitespace · ink on paper
   ============================================================ */

:root {
  --paper: #faf9f5;
  --ink: #1a1812;
  --ink-2: #6e695e;
  --ink-3: #a39d8f;
  --hair: #e3dfd4;
  --accent: #b3441e;

  --st-live: #3a7d44;
  --st-acquired: #a87b1f;
  --st-paused: #b06c2e;
  --st-sunset: #8b8678;
  --st-failed: #a8402e;

  --mono: "JetBrains Mono", ui-monospace, monospace;
  --sans: "Hanken Grotesk", system-ui, sans-serif;
  --serif: "Instrument Serif", serif;

  --field-alpha: 0.5;
}

html[data-theme="dark"] {
  --paper: #161511;
  --ink: #e9e5da;
  --ink-2: #97917f;
  --ink-3: #6b665a;
  --hair: #2c2a23;
  --accent: #d96a3b;
  --st-live: #6db877;
  --st-acquired: #cfa84a;
  --st-paused: #cf8d4a;
  --st-sunset: #837e6f;
  --st-failed: #cf6a55;
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 400;
  transition: background .4s, color .4s;
}

::selection { background: var(--ink); color: var(--paper); }

a { color: inherit; }

/* ---------- field canvas ---------- */
#field {
  position: fixed; inset: 0; z-index: 0;
  pointer-events: none;
  opacity: var(--field-alpha);
  transition: opacity 1.2s ease;
}
body.field-reveal #field { opacity: 1; }

/* ---------- shell ---------- */
.shell {
  position: relative; z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- header ---------- */
header.top {
  display: flex; justify-content: space-between; align-items: baseline;
  padding-top: 48px;
}
.brand {
  font-family: var(--mono); font-size: 13px; letter-spacing: .04em;
  text-decoration: none; color: var(--ink);
}
.brand:hover { color: var(--accent); }
.controls { display: flex; gap: 18px; align-items: baseline; }
.ctrl {
  background: none; border: none; cursor: pointer;
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  padding: 2px 0;
}
.ctrl:hover, .ctrl[aria-pressed="true"] { color: var(--ink); }
.ctrl[aria-pressed="true"] { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- hero ---------- */
.hero { padding: 17vh 0 0; }
@media (max-height: 700px) { .hero { padding-top: 80px; } }

.hero h1 {
  font-size: clamp(28px, 5vw, 38px);
  line-height: 1.3;
  font-weight: 400;
  letter-spacing: -0.015em;
  max-width: 17em;
  text-wrap: pretty;
}
.hero h1 em {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.06em;
}
.hero .sub {
  margin-top: 28px;
  color: var(--ink-2);
  max-width: 34em;
  text-wrap: pretty;
}
.hero-links {
  display: flex; gap: 28px; flex-wrap: wrap;
  margin-top: 40px;
  font-family: var(--mono); font-size: 13px;
}
.hero-links a {
  text-decoration: none; color: var(--ink-2);
  white-space: nowrap;
  border-bottom: 1px solid var(--hair);
  padding-bottom: 2px;
  transition: color .2s, border-color .2s;
}
.hero-links a:hover { color: var(--ink); border-color: var(--ink); }

/* ---------- sections ---------- */
section { padding-top: 120px; }
section:last-of-type { padding-bottom: 40px; }

.sec-label {
  font-family: var(--mono); font-size: 12px; font-weight: 400;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--ink-3);
  display: flex; align-items: baseline; gap: 12px;
  margin-bottom: 36px;
}
.sec-label::after { content: ""; flex: 1; border-top: 1px solid var(--hair); align-self: center; }

/* ---------- project list ---------- */
.plist { list-style: none; }
.plist li { border-top: 1px solid var(--hair); }
.plist li:last-child { border-bottom: 1px solid var(--hair); }

.prow {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas: "name status" "desc desc";
  gap: 2px 16px;
  padding: 20px 0;
  text-decoration: none;
  transition: padding-left .25s ease;
}
.prow:hover { padding-left: 12px; }
@media (prefers-reduced-motion: reduce) { .prow, .prow:hover { transition: none; padding-left: 0; } }

.prow .name {
  grid-area: name;
  font-family: var(--mono); font-size: 14px; font-weight: 500;
  display: flex; align-items: baseline; gap: 12px;
}
.prow .name .yr { color: var(--ink-3); font-weight: 400; font-size: 12px; }
.prow .desc {
  grid-area: desc;
  color: var(--ink-2); font-size: 15px;
  max-width: 36em; text-wrap: pretty;
}
.prow .status {
  grid-area: status;
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .06em;
  text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 7px;
  color: var(--ink-2);
  white-space: nowrap;
}
.status .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--c);
}
.status.live .dot { box-shadow: 0 0 0 0 color-mix(in oklab, var(--c) 50%, transparent); }
@media (prefers-reduced-motion: no-preference) {
  .status.live .dot { animation: pulse 2.6s ease-out infinite; }
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklab, var(--c) 45%, transparent); }
  70%  { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ---------- writing list ---------- */
.wlist { list-style: none; }
.wlist li { border-top: 1px solid var(--hair); }
.wlist li:last-child { border-bottom: 1px solid var(--hair); }
.wrow {
  display: flex; justify-content: space-between; align-items: baseline; gap: 24px;
  padding: 18px 0;
  text-decoration: none;
  transition: padding-left .25s ease;
}
.wrow:hover { padding-left: 12px; }
@media (prefers-reduced-motion: reduce) { .wrow, .wrow:hover { transition: none; padding-left: 0; } }
.wrow .t { font-size: 16.5px; }
.wrow:hover .t { text-decoration: underline; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.wrow .d { font-family: var(--mono); font-size: 12px; color: var(--ink-3); white-space: nowrap; }

.more-link {
  display: inline-block; margin-top: 28px;
  font-family: var(--mono); font-size: 13px;
  color: var(--ink-2); text-decoration: none;
  border-bottom: 1px solid var(--hair); padding-bottom: 2px;
}
.more-link:hover { color: var(--ink); border-color: var(--ink); }

/* ---------- footer ---------- */
footer {
  margin-top: 140px;
  padding: 32px 0 48px;
  border-top: 1px solid var(--hair);
  display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
}
footer a { color: inherit; text-decoration: none; }
footer a:hover { color: var(--ink); }

.formula {
  background: none; border: none; cursor: pointer;
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  padding: 0; text-align: left;
}
.formula:hover { color: var(--ink); }
.formula .hint { opacity: 0; transition: opacity .3s; }
.formula:hover .hint, body.field-reveal .formula .hint { opacity: 1; }

.sky-ctl { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.sky-opts { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; max-width: 340px; }
.sky-opt {
  background: none; border: none; cursor: pointer;
  font-family: var(--mono); font-size: 12px; color: var(--ink-3);
  padding: 0;
  transition: color .2s;
}
.sky-opt:hover { color: var(--ink); }
.sky-opt[aria-pressed="true"] {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}

/* ---------- misc ---------- */
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: var(--paper);
  padding: 8px 16px; font-family: var(--mono); font-size: 13px;
  z-index: 100;
}
.skip-link:focus { left: 0; }

#tweaks-root { position: fixed; z-index: 50; }

@media (max-width: 560px) {
  .prow { grid-template-columns: 1fr; grid-template-areas: "name" "status" "desc"; gap: 6px; }
  .hero { padding-top: 12vh; }
  section { padding-top: 88px; }
}

/* ---------- bilingual content blocks ---------- */
html[lang="en"] [data-lang="tr"] { display: none; }
html[lang="tr"] [data-lang="en"] { display: none; }