/* ═══════════════════════════════════════════════════════════════
   Tarık Deveci — The Perception Layer
   Instrument-grade dark portfolio. Hand-built, no framework.
   ═══════════════════════════════════════════════════════════════ */

/* ── Tokens ───────────────────────────────────────────────────── */
:root {
  /* color (OKLCH) */
  --bg:       oklch(0.16 0.008 70);
  --bg-1:     oklch(0.185 0.009 70);
  --bg-2:     oklch(0.225 0.010 70);
  --line:     oklch(0.31 0.012 70);
  --line-soft: oklch(0.26 0.010 70);

  --ink:      oklch(0.96 0.010 80);
  --ink-dim:  oklch(0.80 0.012 80);
  --ink-mute: oklch(0.635 0.012 80);

  --signal:   oklch(0.83 0.16 75);     /* amber */
  --signal-ink: oklch(0.20 0.05 75);   /* text on amber */
  --signal-2: oklch(0.74 0.10 232);    /* steel blue */
  --ok:       oklch(0.82 0.15 150);    /* confidence */

  /* type */
  --display: "Cabinet Grotesk", system-ui, sans-serif;
  --body:    "Switzer", system-ui, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, monospace;

  /* space */
  --gut: clamp(1.25rem, 4vw, 3.5rem);
  --rail-w: 76px;
  --maxw: 1240px;

  /* z-scale */
  --z-rail: 40;
  --z-top: 45;
  --z-skip: 60;

  /* motion */
  --e-out: cubic-bezier(0.16, 1, 0.3, 1);     /* ease-out-expo-ish */
  --e-out-q: cubic-bezier(0.22, 1, 0.36, 1);  /* quint */
}

/* ── Reset ────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: clamp(1rem, 0.97rem + 0.18vw, 1.075rem);
  line-height: 1.6;
  font-feature-settings: "ss01", "cv01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
em { font-style: normal; }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 2px; }

.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: var(--z-skip);
  background: var(--signal); color: var(--signal-ink);
  padding: 0.6rem 1rem; border-radius: 8px; font: 600 0.85rem var(--body);
  transform: translateY(-150%); transition: transform 0.2s var(--e-out);
}
.skip-link:focus { transform: translateY(0); }

/* shared pulse dot */
.pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok); display: inline-block;
  box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok) 60%, transparent);
  animation: pulse 2.4s var(--e-out) infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--ok) 55%, transparent); }
  70% { box-shadow: 0 0 0 7px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ── Left instrument rail (desktop) ───────────────────────────── */
.rail {
  position: fixed; inset: 0 auto 0 0; width: var(--rail-w); z-index: var(--z-rail);
  display: none; flex-direction: column; align-items: center;
  padding: 22px 0; gap: 28px;
  border-right: 1px solid var(--line-soft);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  backdrop-filter: blur(8px);
}
.rail__brand {
  font: 800 1.05rem/1 var(--display); letter-spacing: 0.02em;
  border: 1px solid var(--line); padding: 8px 9px; border-radius: 9px;
  color: var(--ink); transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.rail__brand:hover { border-color: var(--signal); color: var(--signal); }
.rail__list { display: flex; flex-direction: column; gap: 4px; flex: 1; justify-content: center; }
.rail__list a {
  display: flex; align-items: center; gap: 10px;
  font: 500 0.7rem var(--mono); letter-spacing: 0.04em; text-transform: lowercase;
  color: var(--ink-mute); padding: 7px 8px; border-radius: 7px; position: relative;
  transition: color 0.25s var(--e-out);
}
.rail__dot {
  width: 6px; height: 6px; border-radius: 50%; flex: none;
  background: var(--line); transition: background 0.25s, transform 0.25s, box-shadow 0.25s;
}
.rail__txt {
  position: absolute; left: 28px; opacity: 0; transform: translateX(-4px);
  background: var(--bg-2); border: 1px solid var(--line); padding: 3px 8px;
  border-radius: 6px; pointer-events: none; white-space: nowrap;
  transition: opacity 0.2s var(--e-out), transform 0.2s var(--e-out);
}
.rail__list a:hover .rail__txt { opacity: 1; transform: translateX(0); }
.rail__list a:hover .rail__dot { background: var(--ink-dim); }
.rail__list a.is-active { color: var(--ink); }
.rail__list a.is-active .rail__dot {
  background: var(--signal);
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--signal) 18%, transparent);
}
.rail__status { width: 10px; height: 10px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 12px var(--ok); }
.rail__ask {
  width: 34px; height: 34px; border-radius: 9px; flex: none;
  border: 1px solid var(--line); background: transparent; color: var(--ink-mute);
  font: 700 0.95rem var(--mono); cursor: pointer;
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.rail__ask:hover { border-color: var(--signal); color: var(--signal); }

/* ── Top bar (mobile) ─────────────────────────────────────────── */
.topbar {
  position: fixed; inset: 0 0 auto 0; z-index: var(--z-top);
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px var(--gut);
  background: color-mix(in oklab, var(--bg) 82%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line-soft);
}
.topbar__brand { font: 700 1rem var(--display); letter-spacing: 0.01em; }
.topbar__right { display: flex; align-items: center; gap: 1rem; }
.topbar__live { font: 500 0.72rem var(--mono); color: var(--ink-mute); display: inline-flex; align-items: center; gap: 7px; text-transform: uppercase; letter-spacing: 0.08em; }
.topbar__ask {
  display: inline-flex; align-items: center; gap: 6px;
  font: 600 0.8rem var(--body); color: var(--ink-dim);
  background: transparent; border: 1px solid var(--line); border-radius: 8px;
  padding: 5px 9px; cursor: pointer; transition: border-color 0.2s, color 0.2s;
}
.topbar__ask:hover { border-color: var(--signal); color: var(--ink); }
.topbar__ask-key { font: 500 0.7rem var(--mono); color: var(--ink-mute); border: 1px solid var(--line); border-radius: 4px; padding: 0 4px; }

/* ── Layout shell ─────────────────────────────────────────────── */
.section {
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(4.5rem, 9vw, 8rem) var(--gut);
}
.section--alt { background: linear-gradient(180deg, transparent, color-mix(in oklab, var(--bg-1) 60%, transparent) 18% 82%, transparent); max-width: none; }
.section--alt > * { max-width: var(--maxw); margin-inline: auto; }
.section__head { margin-bottom: clamp(2.5rem, 5vw, 4rem); max-width: 60ch; }
.section__h {
  font: 800 clamp(2rem, 1.4rem + 3vw, 3.4rem)/1.02 var(--display);
  letter-spacing: -0.025em; text-wrap: balance;
}
.section__sub { color: var(--ink-dim); margin-top: 0.85rem; font-size: 1.08rem; max-width: 52ch; text-wrap: pretty; }

/* ═══ HERO ═══════════════════════════════════════════════════════ */
.hero {
  position: relative; min-height: 100svh;
  display: grid; align-items: center;
  padding: clamp(5rem, 12vh, 9rem) var(--gut) clamp(3rem, 8vh, 5rem);
  overflow: hidden;
  isolation: isolate;
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -2; }
.hero__scrim {
  position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(120% 90% at 78% 18%, transparent 40%, color-mix(in oklab, var(--bg) 72%, transparent) 100%),
    linear-gradient(180deg, color-mix(in oklab, var(--bg) 35%, transparent), transparent 22% 60%, var(--bg));
}
.hero__inner { max-width: min(58rem, 100%); position: relative; }

.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font: 500 0.8rem var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-dim); margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
  border: 1px solid var(--line); border-radius: 100px; padding: 7px 14px 7px 12px;
  background: color-mix(in oklab, var(--bg-1) 60%, transparent);
}
.hero__loc { color: var(--ink-mute); padding-left: 12px; border-left: 1px solid var(--line); }

.hero__title {
  font: 800 clamp(2.6rem, 1.4rem + 6.4vw, 5.75rem)/0.99 var(--display);
  letter-spacing: -0.03em; text-wrap: balance;
  max-width: 17ch;
}
.hero__title em { color: var(--signal); position: relative; white-space: nowrap; }
.hero__title em::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0.06em; height: 0.06em;
  background: color-mix(in oklab, var(--signal) 50%, transparent);
  transform: scaleX(0); transform-origin: left; transition: transform 0.6s var(--e-out);
}
.hero.is-ready .hero__title em::after { transform: scaleX(1); }

.hero__lede {
  margin-top: clamp(1.5rem, 3vw, 2rem); max-width: 54ch;
  font-size: clamp(1.05rem, 1rem + 0.4vw, 1.3rem); color: var(--ink-dim);
  line-height: 1.62; text-wrap: pretty;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: clamp(2rem, 4vw, 2.75rem); }

/* buttons */
.btn {
  --bg-btn: var(--bg-1);
  display: inline-flex; align-items: center; gap: 0.5rem;
  font: 600 0.95rem var(--body); color: var(--ink);
  padding: 0.8rem 1.25rem; border-radius: 11px;
  border: 1px solid var(--line); background: var(--bg-btn);
  cursor: pointer; transition: transform 0.25s var(--e-out), border-color 0.25s, background 0.25s, color 0.25s;
}
.btn:hover { transform: translateY(-2px); border-color: color-mix(in oklab, var(--ink) 35%, var(--line)); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--signal); border-color: var(--signal); color: var(--signal-ink); font-weight: 700; }
.btn--primary:hover { background: color-mix(in oklab, var(--signal) 88%, white); border-color: var(--signal); }
.btn--ghost { background: transparent; color: var(--ink-dim); }
.btn--ghost:hover { color: var(--ink); }
.btn--lg { padding: 1rem 1.5rem; font-size: 1.02rem; border-radius: 13px; }

/* live panel */
.panel {
  position: absolute; right: var(--gut); bottom: clamp(3rem, 8vh, 5rem);
  width: min(20rem, 38vw);
  border: 1px solid var(--line); border-radius: 14px;
  background: color-mix(in oklab, var(--bg-1) 86%, transparent);
  backdrop-filter: blur(10px);
  padding: 1rem 1.1rem 1.1rem;
  font-size: 0.9rem;
  box-shadow: 0 24px 60px -30px oklch(0 0 0 / 0.7);
}
.panel__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.85rem; }
.panel__title { font: 600 0.7rem var(--mono); letter-spacing: 0.12em; color: var(--ink-mute); }
.panel__clock { font: 500 0.72rem var(--mono); color: var(--signal); }
.panel__feed { display: flex; flex-direction: column; gap: 0.55rem; margin-bottom: 0.95rem; }
.panel__feed li { display: flex; align-items: baseline; gap: 0.6rem; color: var(--ink-dim); font-size: 0.875rem; }
.panel__feed em { color: var(--ink-mute); }
.tick { width: 6px; height: 6px; border-radius: 2px; background: var(--line); flex: none; transform: translateY(-1px); }
.tick--live { background: var(--signal); box-shadow: 0 0 8px color-mix(in oklab, var(--signal) 70%, transparent); }
.panel__meter { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.5rem; border-top: 1px solid var(--line-soft); padding-top: 0.85rem; }
.meter { display: flex; flex-direction: column; gap: 2px; }
.meter__k { font: 500 0.6rem var(--mono); text-transform: uppercase; letter-spacing: 0.05em; color: var(--ink-mute); }
.meter__v { font: 600 1.05rem var(--display); color: var(--ink); }

.hero__scroll {
  position: absolute; left: var(--gut); bottom: clamp(2rem, 5vh, 3rem);
  display: inline-flex; align-items: center; gap: 12px;
  font: 500 0.72rem var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-mute);
}
.hero__scroll-line { width: 46px; height: 1px; background: var(--line); position: relative; overflow: hidden; }
.hero__scroll-line::after { content: ""; position: absolute; inset: 0; width: 40%; background: var(--signal); animation: scrollLine 2.4s var(--e-out) infinite; }
@keyframes scrollLine { 0% { transform: translateX(-120%); } 100% { transform: translateX(280%); } }

/* ── marquee strip ─────────────────────────────────────────────── */
.strip { border-block: 1px solid var(--line-soft); overflow: hidden; background: var(--bg-1); }
.strip__track {
  display: flex; align-items: center; gap: 1.5rem; width: max-content;
  padding: 0.9rem 0; animation: marquee 38s linear infinite;
  font: 600 clamp(1.1rem, 1rem + 1vw, 1.6rem) var(--display); letter-spacing: -0.01em; color: var(--ink-dim);
}
.strip__sep { color: var(--signal); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ═══ ABOUT (portrait strip) ═════════════════════════════════════ */
.about { max-width: var(--maxw); margin-inline: auto; padding: 0 var(--gut); }
.about__inner {
  display: grid; grid-template-columns: auto 1fr; align-items: center;
  gap: clamp(1.5rem, 4vw, 3.25rem);
  padding-top: clamp(3rem, 6vw, 5rem);
}
.about__portrait { margin: 0; width: clamp(120px, 17vw, 172px); flex: none; }
.about__portrait img {
  width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; object-position: 50% 12%;
  border-radius: 16px; border: 1px solid var(--line); background: var(--bg-1);
  filter: grayscale(0.5) contrast(1.03) brightness(1.06) saturate(1.12) sepia(0.05);
  box-shadow: 0 24px 55px -30px oklch(0 0 0 / 0.85);
  transition: filter 0.5s var(--e-out), transform 0.5s var(--e-out), border-color 0.5s var(--e-out);
}
.about__portrait img:hover {
  filter: grayscale(0.12) contrast(1.03) brightness(1.05) saturate(1.1);
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--signal) 45%, var(--line));
}
.about__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 0.8rem var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-dim); margin-bottom: 1rem;
}
.about__lead {
  font-size: clamp(1.1rem, 1rem + 0.6vw, 1.4rem); color: var(--ink-dim);
  max-width: 54ch; line-height: 1.55; text-wrap: pretty;
}
.about__lead b { color: var(--ink); font-weight: 600; }
.about__facts {
  display: flex; flex-wrap: wrap; gap: 0.55rem 1.35rem; margin-top: 1.4rem;
  font: 500 0.82rem var(--mono); color: var(--ink-mute);
}
.about__facts li { display: inline-flex; align-items: center; gap: 0.55rem; }
.about__facts li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--signal); flex: none; }

/* ═══ SELECTED WORK ══════════════════════════════════════════════ */
.work { display: flex; flex-direction: column; gap: clamp(3rem, 6vw, 6rem); }
.case {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem, 4vw, 3.75rem);
  align-items: center;
  padding-top: clamp(2rem, 4vw, 3rem); border-top: 1px solid var(--line);
  position: relative;
}
.case__body { order: 2; min-width: 0; }
.case .shot { order: 1; }
/* alternate the image side for rhythm */
.case:nth-child(even) .case__body { order: 1; }
.case:nth-child(even) .shot { order: 2; }

.case__index { display: flex; align-items: center; gap: 0.85rem; margin-bottom: 0.9rem; }
.case__index > span:first-child {
  font: 700 0.95rem var(--mono); color: var(--signal);
  border: 1px solid color-mix(in oklab, var(--signal) 35%, var(--line));
  border-radius: 7px; padding: 2px 8px;
}
.case__cat { font: 500 0.74rem var(--mono); letter-spacing: 0.05em; color: var(--ink-mute); text-transform: uppercase; }
.case__name { font: 800 clamp(1.9rem, 1.3rem + 2.6vw, 3rem)/1 var(--display); letter-spacing: -0.025em; margin-bottom: 0.6rem; }

/* ── product screenshot frame (app chrome) ── */
.shot {
  margin: 0; border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
  background: var(--bg-1);
  box-shadow: 0 30px 70px -38px oklch(0 0 0 / 0.8);
  transition: transform 0.4s var(--e-out), border-color 0.4s var(--e-out), box-shadow 0.4s var(--e-out);
}
.shot__bar {
  display: flex; align-items: center; gap: 0.7rem;
  padding: 0.5rem 0.85rem; border-bottom: 1px solid var(--line-soft);
  background: color-mix(in oklab, var(--bg-2) 70%, var(--bg-1));
}
.shot__dots { width: 38px; height: 9px; flex: none; position: relative; }
.shot__dots::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle 4.5px at 4.5px 4.5px, color-mix(in oklab, var(--signal) 70%, var(--bg-2)) 96%, transparent) 0 0/14px 100% no-repeat,
    radial-gradient(circle 4.5px at 4.5px 4.5px, var(--line) 96%, transparent) 14px 0/14px 100% no-repeat,
    radial-gradient(circle 4.5px at 4.5px 4.5px, var(--line) 96%, transparent) 28px 0/14px 100% no-repeat;
}
.shot__url { font: 500 0.72rem var(--mono); color: var(--ink-mute); letter-spacing: 0.02em; }
.shot img { width: 100%; height: auto; display: block; }
.case .shot:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--signal) 40%, var(--line));
  box-shadow: 0 40px 90px -40px oklch(0 0 0 / 0.85);
}
.case__one { font-size: clamp(1.05rem, 1rem + 0.4vw, 1.25rem); color: var(--ink); max-width: 50ch; text-wrap: pretty; }
.case__meta { display: flex; flex-wrap: wrap; gap: 0.4rem 1.5rem; margin: 1.15rem 0 1.25rem; }
.case__meta span { font-size: 0.86rem; color: var(--ink-dim); }
.case__meta b { color: var(--ink-mute); font-weight: 500; font-family: var(--mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.06em; margin-right: 0.5rem; }

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.3rem; }
.chip {
  font: 500 0.84rem var(--body); color: var(--ink);
  border: 1px solid var(--line); border-radius: 100px; padding: 0.4rem 0.85rem;
  background: var(--bg-1); position: relative; cursor: default;
  transition: border-color 0.25s, color 0.25s, background 0.25s;
}
.chip::before { content: "›"; color: var(--signal); margin-right: 0.45rem; font-weight: 700; }
.chip:hover, .chip.is-open { border-color: var(--signal); }
.chip[data-detail]::after {
  content: attr(data-detail);
  position: absolute; left: 0; top: calc(100% + 8px); z-index: 5;
  width: min(22rem, 80vw); padding: 0.7rem 0.85rem;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 10px;
  font: 400 0.82rem/1.45 var(--body); color: var(--ink-dim);
  opacity: 0; transform: translateY(-4px); pointer-events: none; visibility: hidden;
  transition: opacity 0.22s var(--e-out), transform 0.22s var(--e-out);
  box-shadow: 0 20px 50px -24px oklch(0 0 0 / 0.8);
}
.chip:hover::after, .chip:focus-visible::after, .chip.is-open::after { opacity: 1; transform: translateY(0); visibility: visible; }

.case__links { display: flex; gap: 1.25rem; }
.lnk { display: inline-flex; align-items: center; gap: 0.4rem; font-weight: 600; color: var(--ink); border-bottom: 1px solid color-mix(in oklab, var(--signal) 50%, transparent); padding-bottom: 2px; transition: color 0.2s, border-color 0.2s; }
.lnk span { transition: transform 0.25s var(--e-out); }
.lnk:hover { color: var(--signal); }
.lnk:hover span { transform: translateX(3px); }
.lnk--mute { color: var(--ink-mute); border-color: var(--line); }
.lnk--mute:hover { color: var(--ink); }

/* ═══ MORE (grid) ════════════════════════════════════════════════ */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); gap: clamp(1rem, 2vw, 1.5rem); }
.mini { border: 1px solid var(--line); border-radius: 13px; padding: 1.4rem; background: var(--bg-1); display: flex; flex-direction: column; gap: 0.7rem; transition: border-color 0.3s var(--e-out), transform 0.3s var(--e-out); }
.mini:hover { border-color: color-mix(in oklab, var(--signal) 45%, var(--line)); transform: translateY(-3px); }
.mini__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; }
.mini__top h3 { font: 700 1.3rem var(--display); letter-spacing: -0.02em; }
.mini__tag { font: 500 0.62rem var(--mono); text-transform: uppercase; letter-spacing: 0.04em; color: var(--signal); border: 1px solid color-mix(in oklab, var(--signal) 35%, var(--line)); border-radius: 100px; padding: 3px 9px; max-width: 12rem; text-align: right; overflow-wrap: anywhere; }
.mini p { color: var(--ink-dim); font-size: 0.95rem; text-wrap: pretty; }
.mini__stack { font: 500 0.8rem var(--mono) !important; color: var(--ink-mute) !important; margin-top: auto; padding-top: 0.2rem; }
.mini--repo { background: linear-gradient(160deg, var(--bg-1), color-mix(in oklab, var(--signal) 8%, var(--bg-1))); }
.mini__note { color: var(--ink-dim); font-size: 0.86rem; line-height: 1.5; background: color-mix(in oklab, var(--signal) 7%, var(--bg-2)); border: 1px solid var(--line-soft); border-radius: 10px; padding: 0.6rem 0.75rem; }
.mini__links { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.mini__links .lnk { font-size: 0.9rem; }

/* cards that lead with a product screenshot */
.mini--shot { padding: 0; overflow: hidden; }
.mini--shot > :not(.mini__shot) { margin-inline: 1.4rem; }
.mini--shot > .mini__top { margin-top: 1.25rem; }
.mini--shot > .mini__stack { margin-bottom: 1.4rem; }
.mini--shot > .mini__links { margin-bottom: 0.2rem; }
.mini__shot { display: block; border-bottom: 1px solid var(--line); background: var(--bg-2); overflow: hidden; }
.mini__shot img { width: 100%; height: auto; display: block; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; transition: transform 0.5s var(--e-out); }
.mini--shot:hover .mini__shot img { transform: scale(1.03); }

/* ═══ TIMELINE ═══════════════════════════════════════════════════ */
.timeline { display: flex; flex-direction: column; }
.tl {
  display: grid; grid-template-columns: 120px 1fr; gap: clamp(1rem, 3vw, 2.5rem);
  padding: clamp(1.5rem, 3vw, 2.25rem) 0; border-top: 1px solid var(--line); position: relative;
}
.tl:last-child { border-bottom: 1px solid var(--line); }
.tl::before { content: ""; position: absolute; left: 0; top: -1px; width: 0; height: 1px; background: var(--signal); transition: width 0.6s var(--e-out); }
.tl.is-in::before { width: 120px; }
.tl__year { font: 600 0.95rem var(--mono); color: var(--signal); padding-top: 0.2rem; }
.tl__role { font: 700 clamp(1.15rem, 1rem + 0.9vw, 1.55rem) var(--display); letter-spacing: -0.02em; }
.tl__role span { color: var(--ink-mute); font-weight: 500; }
.tl__desc { color: var(--ink-dim); margin: 0.4rem 0 0.6rem; max-width: 60ch; }
.tl__metric { display: inline-block; font: 500 0.82rem var(--mono); color: var(--ok); }

/* ═══ RESEARCH ═══════════════════════════════════════════════════ */
.section--research { position: relative; }
.research { max-width: none; }
.research__tag { font: 600 0.72rem var(--mono); letter-spacing: 0.14em; color: var(--signal-2); margin-bottom: 1.25rem; }
.research__h { font: 800 clamp(1.7rem, 1.2rem + 2.6vw, 3rem)/1.05 var(--display); letter-spacing: -0.025em; text-wrap: balance; max-width: 24ch; }
.research__p { color: var(--ink-dim); margin: 1.5rem 0; font-size: 1.08rem; line-height: 1.65; text-wrap: pretty; max-width: 64ch; }
.research__points { display: flex; flex-direction: column; gap: 0.6rem; max-width: 66ch; }
.research__points li { display: flex; align-items: baseline; gap: 0.7rem; color: var(--ink); }
.research__points li::before { content: "▍"; color: var(--signal-2); }

/* research metrics + links (DetectIQ) */
.research__metrics {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(0.75rem, 1.5vw, 1.1rem);
  margin: 1.9rem 0; max-width: 58rem;
}
.rmetric { border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.1rem; background: var(--bg-1); }
.rmetric__v { display: block; font: 600 clamp(1.55rem, 1.1rem + 1.8vw, 2.15rem)/1 var(--display); color: var(--signal); letter-spacing: -0.02em; }
.rmetric__k { display: block; font-size: 0.78rem; color: var(--ink-mute); margin-top: 0.4rem; line-height: 1.35; }
.research__links { display: flex; flex-wrap: wrap; gap: 1.5rem; margin-top: 1.9rem; }

/* ═══ STACK ══════════════════════════════════════════════════════ */
.stack { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr)); gap: clamp(1.5rem, 3vw, 2.5rem); }
.stack__k { font: 600 0.78rem var(--mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--signal); padding-bottom: 0.8rem; margin-bottom: 0.9rem; border-bottom: 1px solid var(--line); }
.stack__col ul { display: flex; flex-direction: column; gap: 0.55rem; }
.stack__col li { color: var(--ink-dim); font-size: 0.98rem; transition: color 0.2s; }
.stack__col li:hover { color: var(--ink); }

/* ═══ CONTACT ════════════════════════════════════════════════════ */
.section--contact { text-align: center; }
.contact { max-width: 46rem; margin-inline: auto; }
.contact__eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 500 0.82rem var(--mono); color: var(--ink-dim); margin-bottom: 1.5rem; }
.contact__h { font: 800 clamp(2.2rem, 1.4rem + 4vw, 4.25rem)/1 var(--display); letter-spacing: -0.03em; text-wrap: balance; }
.contact__actions { display: flex; flex-wrap: wrap; gap: 0.85rem; justify-content: center; margin: 2.25rem 0 1.75rem; }
.contact__links { display: flex; gap: 1.75rem; justify-content: center; flex-wrap: wrap; }
.contact__links a { color: var(--ink-mute); font-weight: 500; border-bottom: 1px solid transparent; padding-bottom: 2px; transition: color 0.2s, border-color 0.2s; }
.contact__links a:hover { color: var(--signal); border-color: var(--signal); }

/* ═══ FOOTER ═════════════════════════════════════════════════════ */
.foot { max-width: var(--maxw); margin-inline: auto; padding: 2rem var(--gut) 3rem; display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; justify-content: space-between; border-top: 1px solid var(--line-soft); color: var(--ink-mute); font: 500 0.85rem var(--mono); }
.foot__meta a { color: var(--ink-dim); border-bottom: 1px solid var(--line); }
.foot__meta a:hover { color: var(--signal); }

/* ── reveal (enhances already-visible content) ────────────────── */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.7s var(--e-out), transform 0.7s var(--e-out); }
.reveal.is-in { opacity: 1; transform: none; }

/* ═══ ASK MY WORK (dialog) ═══════════════════════════════════════ */
.ask {
  position: fixed; inset: 0; margin: auto;
  width: min(34rem, calc(100vw - 2.5rem));
  max-height: min(32rem, 80vh);
  border: 1px solid var(--line); border-radius: 16px;
  background: var(--bg-2); color: var(--ink);
  padding: 1.25rem 1.25rem 1.1rem;
  box-shadow: 0 30px 80px -30px oklch(0 0 0 / 0.8);
}
.ask::backdrop { background: color-mix(in oklab, var(--bg) 55%, transparent); backdrop-filter: blur(3px); }
.ask__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.85rem; }
.ask__title { font: 700 1rem var(--display); letter-spacing: -0.01em; }
.ask__close { font-size: 1.3rem; line-height: 1; color: var(--ink-mute); background: none; border: none; cursor: pointer; padding: 2px 6px; transition: color 0.2s; }
.ask__close:hover { color: var(--signal); }
.ask__form { display: flex; gap: 0.5rem; margin: 1rem 0; }
.ask__input {
  flex: 1; min-width: 0; font: 500 1rem var(--body); color: var(--ink);
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px;
  padding: 0.75rem 0.9rem;
}
.ask__input::placeholder { color: var(--ink-mute); }
.ask__input:focus-visible { border-color: var(--signal); }
.ask__input:disabled { opacity: 0.6; }
.ask__send {
  flex-shrink: 0; width: 2.85rem; font: 700 1.1rem var(--display); color: var(--bg);
  background: var(--signal); border: none; border-radius: 10px; cursor: pointer;
  transition: opacity 0.2s; line-height: 1;
}
.ask__send:hover { opacity: 0.85; }
.ask__send:disabled { opacity: 0.4; cursor: default; }
.ask__results { max-height: 18rem; overflow-y: auto; display: flex; flex-direction: column; gap: 0.75rem; }
.ask__hint { font: 500 0.8rem var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.06em; }
.ask__chips { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.6rem; }
.ask__chip {
  font: 500 0.85rem var(--body); color: var(--ink-dim);
  border: 1px solid var(--line); border-radius: 100px; padding: 0.4rem 0.85rem;
  background: var(--bg-1); cursor: pointer; transition: border-color 0.2s, color 0.2s;
}
.ask__chip:hover { border-color: var(--signal); color: var(--ink); }
.ask__answer { border-top: 1px solid var(--line-soft); padding-top: 0.75rem; }
.ask__q { font: 700 0.95rem var(--display); letter-spacing: -0.01em; margin-bottom: 0.35rem; }
.ask__a { color: var(--ink-dim); font-size: 0.92rem; line-height: 1.55; }
.ask__msg { font-size: 0.92rem; line-height: 1.55; padding: 0.6rem 0.85rem; border-radius: 10px; max-width: 88%; }
.ask__msg--user { align-self: flex-end; background: var(--bg-1); color: var(--ink); border: 1px solid var(--line); }
.ask__msg--bot { align-self: flex-start; color: var(--ink-dim); }
.ask__msg--error { align-self: flex-start; color: var(--ink-mute); font-style: italic; }
.ask__typing { align-self: flex-start; display: flex; gap: 0.3rem; padding: 0.6rem 0.85rem; }
.ask__typing span {
  width: 6px; height: 6px; border-radius: 50%; background: var(--ink-mute);
  animation: ask-typing 1.2s var(--e-out) infinite;
}
.ask__typing span:nth-child(2) { animation-delay: 0.15s; }
.ask__typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes ask-typing { 0%, 100% { opacity: 0.3; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-3px); } }
@media (prefers-reduced-motion: reduce) {
  .ask__typing span { animation: ask-typing-fade 1.2s ease-in-out infinite; }
}
@keyframes ask-typing-fade { 0%, 100% { opacity: 0.3; } 50% { opacity: 1; } }
.ask__foot { margin-top: 1rem; padding-top: 0.85rem; border-top: 1px solid var(--line-soft); font-size: 0.8rem; color: var(--ink-mute); }
.ask__foot a { color: var(--ink-dim); border-bottom: 1px solid var(--line); }
.ask__foot a:hover { color: var(--signal); }

/* ═══ RESPONSIVE ═════════════════════════════════════════════════ */
@media (min-width: 880px) {
  .topbar { display: none; }
  .rail { display: flex; }
  body { padding-left: var(--rail-w); }
  .strip, .section--alt { margin-left: 0; }
}
@media (max-width: 879px) {
  body { padding-top: 56px; }
  .panel { position: static; width: 100%; margin-top: 2.5rem; backdrop-filter: none; }
  .hero { min-height: auto; padding-top: 5rem; }
  .hero__scroll { display: none; }
  .case { grid-template-columns: 1fr; gap: 1.4rem; align-items: start; }
  .case__body, .case:nth-child(even) .case__body { order: 2; }
  .case .shot, .case:nth-child(even) .shot { order: 1; }
  .tl { grid-template-columns: 80px 1fr; gap: 1rem; }
  .tl.is-in::before { width: 80px; }
  .about__inner { grid-template-columns: auto 1fr; gap: 1.4rem; align-items: start; }
  .research__metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .hero__eyebrow { font-size: 0.72rem; }
  .chip[data-detail]::after { width: min(20rem, 86vw); }
  .about__inner { grid-template-columns: 1fr; }
  .about__portrait { width: 128px; }
}

/* ═══ REDUCED MOTION ═════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
  .strip__track { animation: none; }
  .hero.is-ready .hero__title em::after { transform: scaleX(1); }
}