/* =========================================================
   Alkan Zilgir — Portfolio
   Acid lime on ink. Dark-first, engineered, committed.
   Reads as a technical document: Geist for headings (800, tight),
   Geist Mono for everything else. No radius, no shadow, instant hovers.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700;800;900&family=Geist+Mono:wght@400;500;600;700&display=swap');

:root {
  /* ---- Color (OKLCH) ---- */
  --bg:           oklch(0.972 0 0);
  --bg-elev:      oklch(0.945 0.004 60);
  --ink:          oklch(0.18 0.006 60);
  --ink-soft:     oklch(0.38 0.008 60);
  --ink-mute:     oklch(0.46 0.008 60);
  --rule:         oklch(0.86 0.006 60);
  --rule-strong:  oklch(0.74 0.008 60);

  --accent:        oklch(0.60 0.155 133);
  --accent-deep:   oklch(0.50 0.140 133);
  --accent-tint:   oklch(0.95 0.055 133);
  /* accent tuned for small text: --accent fails 4.5:1 on the light bg */
  --accent-text:   var(--accent-deep);
  --rule-hard:     oklch(0.80 0.006 60);   /* light-mode twin of the #2A2A2A divider */
  --compartment:   oklch(0.955 0.003 60);  /* alternating project block */

  --dark:          oklch(0.180 0.008 250);
  --dark-accent:   oklch(0.88 0.210 128);   /* accent for the always-dark sections */
  --dark-mute:     oklch(0.62 0.008 250);   /* muted evidence text, ~5:1 */
  --dark-elev:     oklch(0.230 0.010 250);
  --dark-ink:      oklch(0.965 0.004 250);
  --dark-soft:     oklch(0.72 0.008 250);
  --dark-rule:     oklch(0.34 0.010 250);

  /* ---- Type ---- */
  --font-display: 'Geist', -apple-system, 'SF Pro Display', 'Segoe UI', system-ui, sans-serif;
  --font-mono:    'Geist Mono', 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
  /* the document voice is monospace: body copy, labels, tags, form fields */
  --font-body:    var(--font-mono);

  --t-xs:   0.75rem;
  --t-sm:   0.875rem;
  --t-md:   1rem;
  --t-lg:   1.125rem;
  --t-xl:   1.375rem;
  --t-2xl:  1.875rem;
  --t-3xl:  clamp(2.25rem, 5vw, 3.5rem);
  --t-display: clamp(2.75rem, 10vw, 6rem);

  /* ---- Spacing ---- */
  --s-1:  0.25rem;
  --s-2:  0.5rem;
  --s-3:  0.75rem;
  --s-4:  1rem;
  --s-6:  1.5rem;
  --s-8:  2rem;
  --s-12: 3rem;
  --s-16: 4rem;
  --s-20: 5rem;
  --s-24: 6rem;
  --s-32: 8rem;

  /* ---- Layout ---- */
  --container: 1280px;
  --gutter:    clamp(1.25rem, 4vw, 2.75rem);

  /* ---- Motion ---- */
  --ease-out:        cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-strong: cubic-bezier(0.19, 1, 0.22, 1);
  --t-fast: 0ms;    /* hover states resolve instantly */
  --t-base: 360ms;
  --t-slow: 620ms;

  /* ---- z-index scale ---- */
  --z-base:    1;
  --z-elev:   10;
  --z-nav:   100;
  --z-overlay: 200;
  --z-cursor: 9999;
}

/* =====================  RESET  ===================== */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  font-family: var(--font-body);
  font-size: var(--t-md);
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  font-feature-settings: 'ss01', 'cv11';
}
img, svg, video { display: block; max-width: 100%; height: auto; }
button { background: none; border: none; color: inherit; }
a { color: inherit; text-decoration: none; }
input, select, textarea { font: inherit; color: inherit; }

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

/* Skip to content — visible only on focus */
.skip-link {
  position: fixed;
  top: var(--s-2); left: var(--s-2);
  z-index: calc(var(--z-nav) + 10);
  background: var(--ink); color: var(--bg);
  padding: 0.65rem 1rem;
  font-family: var(--font-mono); font-size: var(--t-sm);
  border-radius: 0;
  transform: translateY(-150%);
  transition: transform 240ms var(--ease-out);
}
.skip-link:focus { transform: translateY(0); outline: 2px solid var(--accent); outline-offset: 2px; }

/* Global focus ring — keyboard only, never on mouse click */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 0;
}
/* On dark surfaces, the accent already pops; tweak offset for inputs */
.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible {
  outline: none; /* underline border already shows focus */
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.08;
  font-feature-settings: 'ss01';
  text-wrap: balance;
}

p { text-wrap: pretty; }

/* =====================  UTILITIES  ===================== */
.wrap        { max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.wrap-narrow { max-width: 920px; margin: 0 auto; padding: 0 var(--gutter); }
.mono        { font-family: var(--font-mono); font-feature-settings: 'tnum'; }
.italic      { font-style: italic; }
.eyebrow-mono {
  font-family: var(--font-mono); font-size: var(--t-xs);
  letter-spacing: 0.04em; color: var(--ink-mute);
  text-transform: none;
}

/* The base default for reveal targets is VISIBLE.
   JS only applies the pre-animation state once it has confirmed it's ready,
   so content never ships blank if scripts fail or are blocked. */
.js-ready [data-reveal]:not(.is-in) {
  opacity: 0;
  transform: translateY(28px);
}
[data-reveal] {
  transition: opacity 700ms var(--ease-out-strong),
              transform 700ms var(--ease-out-strong);
  will-change: opacity, transform;
}
@media (prefers-reduced-motion: reduce) {
  .js-ready [data-reveal]:not(.is-in) { opacity: 1; transform: none; }
  [data-reveal] { transition: none; }
}

/* Split-letter container */
.split-word {
  display: inline-block;
  overflow: hidden;
  padding: 0.08em 0.05em 0.12em;
  margin: -0.08em -0.05em -0.12em;
  vertical-align: baseline;
  line-height: inherit;
}
.split-char { display: inline-block; will-change: transform; }

/* =====================  NAVIGATION  ===================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: var(--s-4) 0;
  transition: padding 360ms var(--ease-out),
              background 360ms var(--ease-out),
              border-color 360ms var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: color-mix(in oklch, var(--bg) 90%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom-color: var(--rule);
  padding: var(--s-3) 0;
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-6);
}
.nav-brand {
  display: inline-flex; align-items: baseline; gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
}
.nav-brand .brand-slash { color: var(--accent-text); }
.nav-brand .brand-sub {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--ink-mute); letter-spacing: 0.02em;
  margin-left: 0.25rem;
}

.nav-links {
  display: flex; align-items: center; gap: var(--s-1);
  list-style: none;
}
.nav-link {
  display: inline-flex; align-items: baseline; gap: 0.4em;
  padding: var(--s-2) var(--s-4);
  font-size: var(--t-sm); font-weight: 500;
  color: var(--ink-soft);
  border-radius: 0;
  position: relative;
  transition: color var(--t-fast) var(--ease-out);
}
.nav-link .num {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--ink-mute); transition: color var(--t-fast) var(--ease-out);
}
.nav-link::after {
  content: ''; position: absolute; left: var(--s-4); right: var(--s-4); bottom: 4px;
  height: 2px;
  background: var(--accent-text);
  transform: scaleX(0);
  transition: transform 240ms var(--ease-out);
}
.nav-link:hover, .nav-link.is-active { color: var(--ink); }
.nav-link:hover::after { transform: scaleX(1); background: var(--rule-strong); }
.nav-link:hover .num, .nav-link.is-active .num { color: var(--accent); }
.nav-link.is-active::after { transform: scaleX(1); }

.nav-cta {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: var(--s-2) var(--s-4) var(--s-2) var(--s-6);
  font-family: var(--font-body); font-size: var(--t-sm); font-weight: 600;
  color: var(--bg);
  background: var(--ink);
  border-radius: 0;
  transition: background var(--t-fast) var(--ease-out), color var(--t-fast) var(--ease-out);
}
.nav-cta:hover { background: var(--ink-soft); }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  align-items: center; justify-content: center;
  border-radius: 0; border: 1px solid var(--rule-strong);
}

@media (max-width: 880px) {
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav.menu-open .nav-links,
  .nav.menu-open .nav-cta { display: flex; }
  .nav.menu-open {
    background: var(--bg);
    border-bottom-color: var(--rule);
    padding: var(--s-4) 0 var(--s-6);
  }
  .nav.menu-open .nav-inner {
    flex-direction: column; align-items: flex-start; gap: var(--s-4);
  }
  .nav.menu-open .nav-links {
    flex-direction: column; align-items: flex-start; width: 100%;
    border-top: 1px solid var(--rule); padding-top: var(--s-4);
  }
  .nav.menu-open .nav-link { width: 100%; }
  .nav.menu-open .nav-cta { align-self: stretch; justify-content: center; }
}

/* =====================  HERO  ===================== */
.hero {
  min-height: 100vh; min-height: 100svh;
  padding: calc(var(--s-12) + 60px) 0 var(--s-16);
  display: grid; align-items: center;
  position: relative;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-12);
}
.hero-masthead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--s-6);
  align-items: end;
  padding-bottom: var(--s-6);
  border-bottom: 1px solid var(--rule);
}
.hero-avail {
  font-family: var(--font-body); font-size: 0.85rem; font-weight: 500;
  color: var(--ink-soft);
}
.hero-avail .avail-mark {
  color: var(--accent-text);
  font-weight: 700;
}
.hero-issue {
  font-family: var(--font-body); font-size: 0.85rem;
  color: var(--ink-mute);
  display: flex; flex-direction: column; gap: 0.2rem; align-items: flex-end;
  text-align: right;
}
.hero-issue strong { color: var(--ink); font-weight: 500; }

.hero-title {
  font-family: var(--font-display);
  font-size: var(--t-display);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 0.92;
  color: var(--ink);
  margin: var(--s-4) 0;
}
.hero-title em {
  font-style: normal;
  font-weight: 900;
  color: var(--accent);
  letter-spacing: -0.04em;
}
.hero-tagline {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: clamp(1.0625rem, 1.8vw, 1.375rem);
  color: var(--ink-soft);
  max-width: min(34ch, 100%);
  line-height: 1.4;
}
.hero-meta {
  display: flex; flex-wrap: wrap; gap: var(--s-6);
  font-family: var(--font-body); font-size: 0.9rem;
  color: var(--ink-mute);
  padding-top: var(--s-4);
  border-top: 1px solid var(--rule);
}
.hero-meta-row {
  display: flex; gap: var(--s-2); align-items: center;
}
.hero-meta-row strong {
  color: var(--ink); font-weight: 500;
}
.hero-meta-row a { color: var(--ink); }
.hero-meta-row a:hover {
  color: var(--accent-text);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.hero-body {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: var(--s-12);
}
.hero-actions {
  display: flex; gap: var(--s-3); flex-wrap: wrap;
}

/* Marquee strip at bottom of hero */
.marquee {
  position: relative;
  overflow: hidden;
  padding: var(--s-4) 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--bg);
  margin-top: var(--s-12);
}
.marquee-track {
  display: flex; gap: var(--s-8);
  width: max-content;
  animation: marquee 36s linear infinite;
  will-change: transform;
}
.marquee:hover .marquee-track,
.marquee:focus-within .marquee-track {
  animation-play-state: paused;
}
.marquee-item {
  display: inline-flex; align-items: center; gap: var(--s-6);
  font-family: var(--font-display);
  font-style: normal;
  font-size: clamp(1.5rem, 3.6vw, 2.5rem);
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}
.marquee-item .sep {
  width: 8px; height: 8px; border-radius: 0;
  background: var(--accent); flex-shrink: 0;
  transform: translateY(-4px);
}
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-track { animation: none; }
}

/* CTA buttons */
.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-body); font-size: var(--t-sm); font-weight: 600;
  border-radius: 0;
  transition: background var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out);
  position: relative;
}
.btn .arrow { display: inline-block; }

.btn-primary {
  background: var(--ink); color: var(--bg);
}
.btn-primary:hover { background: var(--ink-soft); }

.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1px solid var(--rule-strong);
}
.btn-ghost:hover {
  border-color: var(--ink);
  background: var(--bg-elev);
}

/* =====================  SECTION HEADER  ===================== */
section { position: relative; }
.section { padding: clamp(4rem, 8vw, 7rem) 0; }
.section-tight { padding: var(--s-16) 0; }

.section-head {
  position: relative;
  margin-bottom: var(--s-16);
  padding-bottom: var(--s-6);
}
/* anchors the grid where a full-width rule used to sit */
.section-head::before {
  content: '+';
  position: absolute;
  top: -1.75rem;
  left: 0;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1;
  color: var(--ink-mute);
  pointer-events: none;
}
.section-title {
  font-family: var(--font-display);
  font-size: var(--t-3xl);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--ink);
}
.section-title em {
  font-style: normal; color: var(--accent); font-weight: 900;
}
.section-lede {
  font-size: var(--t-lg);
  color: var(--ink-soft);
  max-width: min(56ch, 100%);
  margin-top: var(--s-3);
  line-height: 1.55;
}

/* =====================  ABOUT  ===================== */
#about { background: var(--bg-elev); }

.about-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1.95fr);
  gap: var(--s-16);
  align-items: start;
}
@media (max-width: 880px) {
  .about-grid { grid-template-columns: 1fr; gap: var(--s-12); }
}

.about-portrait {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
}
.about-portrait img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(0.2) contrast(1.05);
  transition: filter 600ms var(--ease-out), transform 1200ms var(--ease-out);
}
.about-portrait:hover img { filter: grayscale(0); transform: scale(1.02); }
.about-portrait::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.18));
  pointer-events: none;
}
.about-portrait-cap {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: var(--s-4) var(--s-6);
  display: flex; justify-content: space-between; align-items: end;
  color: var(--bg);
  font-family: var(--font-mono); font-size: 0.75rem;
  letter-spacing: 0.04em;
  z-index: 1;
}

.about-text {
  display: grid; gap: var(--s-6);
}
.about-lead {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 500;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  line-height: 1.3;
  color: var(--ink);
  max-width: min(32ch, 100%);
  letter-spacing: -0.01em;
}
.about-lead .accent { color: var(--accent); font-weight: 700; }

.about-prose {
  font-size: var(--t-lg);
  line-height: 1.7;
  color: var(--ink-soft);
  max-width: min(65ch, 100%);
}
.about-prose p + p { margin-top: var(--s-4); }
.about-prose strong { color: var(--ink); font-weight: 600; }
.about-prose a {
  color: var(--ink);
  font-weight: 600;
  border-bottom: 1px solid var(--rule-strong);
  padding-bottom: 1px;
  transition: color var(--t-fast) var(--ease-out),
              border-bottom-color var(--t-fast) var(--ease-out);
}
.about-prose a:hover {
  color: var(--accent-text);
  border-bottom-color: var(--accent-text);
}

.about-facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-top: var(--s-4);
  border-top: 1px solid var(--rule);
}
.about-fact {
  padding: var(--s-4) 0 var(--s-4) var(--s-4);
  border-bottom: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}
.about-fact:nth-child(odd) { border-left: none; padding-left: 0; }
.about-fact-lbl {
  font-family: var(--font-body); font-size: 0.8rem; font-weight: 500;
  color: var(--ink-mute); letter-spacing: 0;
  margin-bottom: 0.35rem;
}
.about-fact-val {
  font-family: var(--font-display);
  font-size: var(--t-lg);
  color: var(--ink);
  font-weight: 500;
}
@media (max-width: 520px) {
  .about-facts { grid-template-columns: 1fr; }
  .about-fact { border-left: none; padding-left: 0; }
}

.about-langs {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 0.45rem var(--s-6);
  align-items: baseline;
  padding: var(--s-4) 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin-top: var(--s-2);
}
.about-langs dt { padding-top: 0.35rem; }
.about-langs-list {
  display: flex; flex-wrap: wrap;
  gap: 0.35rem var(--s-6);
}
.about-langs .lang {
  font-family: var(--font-display);
  font-size: var(--t-lg);
  color: var(--ink);
  font-weight: 500;
  white-space: nowrap;
}
.about-langs .lang-lvl {
  color: var(--ink-mute);
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  margin-left: 0.3rem;
  vertical-align: 0.2em;
}
@media (max-width: 520px) {
  .about-langs { grid-template-columns: 1fr; gap: 0.25rem; }
}

.about-cv {
  display: inline-flex; align-items: center; gap: 0.55rem;
  margin-top: var(--s-2);
  padding: 0.6rem 0;
  font-size: var(--t-sm); font-weight: 600;
  color: var(--ink);
  position: relative;
}
.about-cv::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--ink);
  transform-origin: left;
  transition: transform 360ms var(--ease-out);
}
.about-cv:hover { color: var(--accent); }
.about-cv:hover::after { background: var(--accent); transform: scaleX(0.5); }
.about-cv .arrow { transition: transform var(--t-base) var(--ease-out); }

/* =====================  SKILLS  ===================== */
#skills { background: var(--dark); color: var(--dark-ink); }
#skills .section-num, #skills .section-num strong { color: var(--dark-soft); }
#skills .section-num strong { color: var(--dark-accent); }
#skills .section-head::before { color: var(--dark-soft); }
#skills .section-title { color: var(--dark-ink); }
#skills .section-lede { color: var(--dark-soft); }

.skills-columns {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--dark-rule);
}
.skill-col {
  padding: var(--s-6) var(--s-4) var(--s-2);
  border-right: 1px solid var(--dark-rule);
  border-bottom: 1px solid var(--dark-rule);
}
.skill-col:nth-child(4n) { border-right: none; }
.skill-col-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: var(--s-2);
  margin-bottom: var(--s-6);
}
.skill-col-title {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: var(--t-xl);
  color: var(--dark-ink);
}
.skill-col-count {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--dark-soft);
}
/* monospace is wide: name and evidence stack vertically so a 4-up
   column grid never has to shrink or overflow them. */
.skill-row {
  display: grid;
  gap: 0.2rem;
  padding: 0.65rem 0;
  border-top: 1px solid var(--dark-rule);
  font-size: 0.9375rem;
}
.skill-row:first-of-type { border-top: none; padding-top: 0; }
.skill-name {
  font-family: var(--font-mono);
  color: var(--dark-ink); font-weight: 400;
  opacity: 0.6;                       /* secondary proficiency */
}
.skill-name.is-adv { font-weight: 600; opacity: 1; }
.skill-level {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 400;
  color: var(--dark-mute); letter-spacing: 0;
  line-height: 1.45;
}
/* one colour for every row; the accent is a hover response, not a rank */
.skill-row:hover .skill-level { color: var(--dark-accent); }

@media (max-width: 980px) {
  .skills-columns { grid-template-columns: repeat(2, 1fr); }
  .skill-col:nth-child(4n) { border-right: 1px solid var(--dark-rule); }
  .skill-col:nth-child(2n) { border-right: none; }
}
@media (max-width: 560px) {
  .skills-columns { grid-template-columns: 1fr; }
  .skill-col { border-right: none !important; }
}

/* ====================  CURRENTLY BUILDING  ==================== */
.now-building {
  display: grid;
  gap: var(--s-3);
  padding: var(--s-8) var(--s-8) var(--s-8);
  margin-bottom: var(--s-16);
  background: var(--compartment);
  position: relative;
}
.now-building-head {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: var(--s-3);
  padding-bottom: var(--s-3);
  border-bottom: 1px dashed var(--rule);
}
.now-building-lbl {
  font-family: var(--font-body); font-size: 0.85rem;
  letter-spacing: 0; color: var(--accent-text);
  font-weight: 600;
}
.now-building-meta {
  font-family: var(--font-body); font-size: 0.8rem;
  color: var(--ink-mute); letter-spacing: 0;
}
.now-building-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800; letter-spacing: -0.04em;
  line-height: 1.1;
  color: var(--ink);
  margin-top: var(--s-1);
}
.now-building-title em {
  font-style: normal; color: var(--accent); font-weight: 800;
}
.now-building-desc {
  font-size: var(--t-md);
  color: var(--ink-soft);
  max-width: min(70ch, 100%);
  line-height: 1.65;
}
.now-building-tags {
  display: flex; flex-wrap: wrap; gap: var(--s-1) var(--s-3);
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--ink-mute);
  margin-top: var(--s-2);
}
@media (max-width: 560px) {
  .now-building { padding: var(--s-6); margin-bottom: var(--s-12); }
}

/* =====================  WORK / PROJECTS  ===================== */
.work-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--s-12) var(--s-8);
  align-items: start;
}
.work-item {
  display: grid;
  gap: var(--s-6);
  position: relative;
  padding: var(--s-6);
}
/* alternating tint replaces the rules that used to segment the grid */
.work-item:nth-child(even) { background: var(--compartment); }
.work-item.is-featured { grid-column: 1 / -1; }
.work-item.is-half    { grid-column: span 6; }

@media (max-width: 880px) {
  .work-item, .work-item.is-featured, .work-item.is-half { grid-column: 1 / -1; }
}

.work-frame {
  position: relative;
  overflow: hidden;
  background: var(--bg-elev);
  aspect-ratio: 16 / 10;
}
.work-item.is-featured .work-frame { aspect-ratio: 21 / 9; }
.work-frame img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1200ms var(--ease-out), filter 600ms var(--ease-out);
}
.work-item:hover .work-frame img { transform: scale(1.04); }
.work-frame::after {
  content: ''; position: absolute; inset: 0;
  background: var(--accent); opacity: 0;
  mix-blend-mode: multiply;
  transition: opacity 400ms var(--ease-out);
  pointer-events: none;
}
.work-item:hover .work-frame::after { opacity: 0.08; }

.work-badge {
  position: absolute; top: var(--s-4); left: var(--s-4);
  display: inline-flex; align-items: center;
  padding: 0.35rem 0.7rem;
  font-family: var(--font-mono); font-size: 0.7rem;
  background: var(--bg); color: var(--ink);
  letter-spacing: 0.04em;
  z-index: 1;
}

.work-actions {
  position: absolute; right: var(--s-4); bottom: var(--s-4);
  display: flex; gap: var(--s-2);
  z-index: 1;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 320ms var(--ease-out), transform 320ms var(--ease-out);
}
.work-item:hover .work-actions { opacity: 1; transform: translateY(0); }
.work-action {
  width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--bg); color: var(--ink);
  border-radius: 0;
  font-size: 1.05rem;
  transition: background var(--t-fast) var(--ease-out), color var(--t-fast) var(--ease-out);
}
.work-action:hover { background: var(--bg-elev); color: var(--ink); }

.work-meta {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: var(--s-3); flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--ink-mute); letter-spacing: 0.04em;
}
.work-num strong { color: var(--accent); font-weight: 500; }

.work-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2.25rem);
  font-weight: 800; letter-spacing: -0.04em;
  color: var(--ink);
  line-height: 1.05;
}
.work-item.is-featured .work-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
}
.work-item.is-featured .work-title em {
  font-style: normal; color: var(--accent); font-weight: 900;
}
.work-desc {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  color: var(--ink-soft);
  max-width: min(64ch, 100%);
  line-height: 1.7;
}
.work-tags {
  display: flex; flex-wrap: wrap; gap: var(--s-2);
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 400;
  color: var(--ink-soft);
}
.work-tag {
  padding: 0.2rem 0.6rem 0.24rem;
  border: 1px solid var(--rule);
  border-radius: 0;
  line-height: 1.3;
}

/* Outcome + Live/Code buttons */
.work-cta {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: space-between; gap: var(--s-3) var(--s-4);
  margin-top: var(--s-2);
  padding-top: var(--s-4);
}
.work-outcome {
  font-size: 0.9rem; color: var(--ink-soft);
  max-width: 42ch; line-height: 1.5; margin: 0;
}
.work-outcome[data-placeholder] {
  color: var(--ink-mute); font-style: italic;
}
.work-links { display: flex; gap: var(--s-2); flex-shrink: 0; }
.work-link {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.5rem 0.95rem;
  font-family: var(--font-mono);
  font-size: 0.78rem; font-weight: 500;
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  text-decoration: none;
  transition: none;
}
.work-link:hover {
  background: var(--bg-elev);
  color: var(--accent-text);
  border-color: var(--accent-text);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}
.work-link--primary {
  background: var(--ink); color: var(--bg); border-color: var(--ink);
}
.work-link--primary:hover {
  background: var(--ink-soft);
  border-color: var(--ink-soft);
  color: var(--bg);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

/* Read-more case study */
.work-more {
  margin: var(--s-1) 0 0;
}
.work-more > summary {
  list-style: none;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-3);
  padding: 0.75rem 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-mute);
  cursor: pointer;
  transition: color var(--t-fast) var(--ease-out);
}
.work-more > summary::-webkit-details-marker { display: none; }
.work-more > summary:hover { color: var(--ink); }
.work-more-icon {
  font-family: var(--font-mono); font-size: 0.95rem;
  color: var(--accent);
  transition: transform 360ms var(--ease-out);
  display: inline-block;
}
.work-more[open] > summary { color: var(--ink); }
.work-more[open] .work-more-icon { transform: rotate(45deg); }
.work-more-body {
  display: grid; gap: var(--s-3);
  padding: 0 0 var(--s-4);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--ink-soft);
  line-height: 1.7;
  max-width: min(64ch, 100%);
}
.work-more-lbl {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  color: var(--ink);
  margin-right: 0.25rem;
}
@media (prefers-reduced-motion: no-preference) {
  .work-more[open] .work-more-body { animation: workMoreIn 360ms var(--ease-out); }
}
@keyframes workMoreIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.skill-row .skill-level { min-width: 0; }

/* =====================  TIMELINE  ===================== */
#timeline { background: var(--bg-elev); }

.timeline {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}
.tl-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: var(--s-8);
  padding: var(--s-8) 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
  transition: padding-left var(--t-base) var(--ease-out);
}
.tl-row:hover { padding-left: var(--s-3); }
.tl-row:hover .tl-marker .arrow {
  transform: translateX(8px); opacity: 1;
}
.tl-marker {
  display: flex; flex-direction: column; gap: var(--s-1);
}
.tl-date {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.tl-date .accent { color: var(--accent); }
.tl-kind {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ink-mute);
  letter-spacing: 0.05em;
  display: inline-flex; align-items: center; gap: 0.4rem;
  margin-top: 0.25rem;
}
.tl-kind .arrow {
  font-size: 0.85rem; opacity: 0;
  transition: transform 360ms var(--ease-out), opacity 360ms var(--ease-out);
  color: var(--accent);
}

.tl-body {
  display: grid; gap: var(--s-2);
}
.tl-title {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.4vw, 1.875rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.tl-org {
  font-size: var(--t-sm);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  letter-spacing: 0.01em;
}
.tl-desc {
  font-size: var(--t-md);
  color: var(--ink-soft);
  max-width: min(60ch, 100%);
  line-height: 1.6;
}

@media (max-width: 720px) {
  .tl-row {
    grid-template-columns: 1fr;
    gap: var(--s-3);
  }
}

/* =====================  CONTACT  ===================== */
#contact { background: var(--ink); color: var(--bg); }

#contact .section-head::before { color: var(--dark-soft); }
#contact .section-num, #contact .section-num strong { color: var(--dark-soft); }
#contact .section-num strong { color: var(--dark-accent); }
#contact .section-title { color: var(--bg); }
#contact .section-lede { color: var(--dark-soft); }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: var(--s-16);
  align-items: start;
}
@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; gap: var(--s-12); }
}

.contact-lead {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 700;
  font-size: clamp(1.5rem, 2.6vw, 2.125rem);
  line-height: 1.25;
  color: var(--bg);
  letter-spacing: -0.03em;
}
.contact-lead .accent { color: var(--dark-accent); }

.contact-info {
  display: grid; gap: var(--s-6);
  margin-top: var(--s-8);
  padding-top: var(--s-6);
  border-top: 1px solid var(--dark-rule);
}
.contact-row { display: grid; gap: 0.2rem; }
.contact-lbl {
  font-family: var(--font-body); font-size: 0.8rem; font-weight: 500;
  color: var(--dark-soft); letter-spacing: 0;
}
.contact-val {
  font-size: var(--t-md);
  color: var(--bg); font-weight: 500;
}
.contact-val a {
  display: inline-flex; align-items: baseline; gap: 0.35rem;
  position: relative;
  transition: color var(--t-fast) var(--ease-out);
}
.contact-val a::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -3px;
  height: 1px; background: currentColor;
  transform-origin: left;
  transition: transform 360ms var(--ease-out);
}
.contact-val a:hover {
  color: var(--dark-accent);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.contact-socials {
  display: flex; gap: var(--s-2);
  margin-top: var(--s-4);
}
.contact-soc {
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--dark-rule);
  border-radius: 0;
  font-size: 1.1rem;
  color: var(--bg);
  transition: background var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out);
}
.contact-soc:hover {
  color: var(--dark-accent);
  border-color: var(--dark-accent);
}

/* Form */
.form { display: grid; gap: var(--s-4); }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-4);
}
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

.field { display: grid; gap: 0.35rem; }
.field label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--dark-soft);
  letter-spacing: 0.04em;
}
.field label .req { color: var(--accent); margin-left: 0.15rem; }
.field input,
.field select,
.field textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--dark-rule);
  padding: 0.65rem 0 0.65rem;
  font-family: var(--font-body);
  font-size: var(--t-md);
  color: var(--bg);
  transition: border-color var(--t-fast) var(--ease-out);
  border-radius: 0;
}
.field input::placeholder,
.field textarea::placeholder { color: oklch(0.65 0.008 60); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-bottom-color: var(--accent);
}
.field select option { color: var(--ink); background: var(--bg); }
.field textarea { resize: vertical; min-height: 120px; }
.field .err {
  font-size: var(--t-xs);
  color: var(--accent);
  font-family: var(--font-mono);
  display: none;
}
.field.has-error .err { display: block; }
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-bottom-color: var(--accent); }

.checkbox {
  display: grid; grid-template-columns: 18px 1fr; gap: var(--s-3);
  align-items: start;
  padding: var(--s-3) 0;
  cursor: pointer;
}
.checkbox input {
  appearance: none;
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border: 1px solid var(--dark-rule);
  border-radius: 0;
  background: transparent;
  position: relative;
  cursor: pointer;
  transition: border-color var(--t-fast) var(--ease-out),
              background var(--t-fast) var(--ease-out);
  margin-top: 2px;
}
.checkbox input:checked {
  border-color: var(--accent);
  background: var(--accent);
}
.checkbox input:checked::after {
  content: ''; position: absolute;
  left: 5px; top: 1px; width: 5px; height: 10px;
  border: solid var(--bg); border-width: 0 1.5px 1.5px 0;
  transform: rotate(45deg);
}
.checkbox-label {
  font-size: var(--t-sm);
  color: var(--dark-soft);
  line-height: 1.5;
}
.checkbox-label .req { color: var(--accent); }

.form-actions {
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--s-4); flex-wrap: wrap;
  padding-top: var(--s-4);
  border-top: 1px solid var(--dark-rule);
}
.form-note {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--dark-soft);
}

.btn-send {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.95rem 1.75rem;
  background: var(--accent); color: var(--bg);
  font-family: var(--font-body); font-size: var(--t-sm); font-weight: 600;
  border-radius: 0;
  border: none; cursor: pointer;
  transition: background var(--t-fast) var(--ease-out), transform var(--t-fast) var(--ease-out);
}
.btn-send:hover { background: var(--accent-deep); }
.btn-send[disabled] { opacity: 0.65; cursor: wait; }

/* =====================  FOOTER  ===================== */
.footer {
  background: var(--ink); color: var(--bg);
  padding: var(--s-12) 0 var(--s-6);
  border-top: 1px solid var(--dark-rule);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--s-12);
  align-items: start;
}
@media (max-width: 720px) {
  .footer-grid { grid-template-columns: 1fr; gap: var(--s-8); }
}
.footer-brand {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  letter-spacing: -0.04em; line-height: 1.05;
  color: var(--bg); font-weight: 800;
}
.footer-brand em { font-style: normal; color: var(--dark-accent); font-weight: 800; }
.footer-strap {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--dark-soft); margin-top: var(--s-3);
}

.footer-h {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--dark-soft); letter-spacing: 0.05em;
  margin-bottom: var(--s-4);
}
.footer-list { list-style: none; display: grid; gap: 0.4rem; }
.footer-list a {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 500;
  font-size: var(--t-lg);
  color: var(--bg);
  transition: color var(--t-fast) var(--ease-out);
  display: inline-flex; align-items: baseline; gap: 0.35rem;
}
.footer-list a:hover {
  color: var(--dark-accent);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.footer-base {
  display: flex; justify-content: space-between; align-items: center;
  gap: var(--s-4); flex-wrap: wrap;
  margin-top: var(--s-16);
  padding-top: var(--s-6);
  border-top: 1px solid var(--dark-rule);
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--dark-soft);
}
.footer-base a { color: var(--bg); }
.footer-base a:hover {
  color: var(--dark-accent);
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

/* =====================  BACK TO TOP  ===================== */
.back-to-top {
  position: fixed; right: var(--gutter); bottom: var(--gutter);
  width: 48px; height: 48px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--ink); color: var(--bg);
  border-radius: 0;
  font-size: 1.2rem;
  opacity: 0; pointer-events: none;
  transform: translateY(8px);
  transition: opacity 320ms var(--ease-out), transform 320ms var(--ease-out),
              background var(--t-fast) var(--ease-out);
  z-index: var(--z-elev);
}
.back-to-top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--ink-soft); }

/* =====================  RESPONSIVE REFINEMENTS  ===================== */
/* Tablet */
@media (max-width: 1024px) {
  .section { padding: var(--s-20) 0; }
  .section-head { margin-bottom: var(--s-12); }
  .work-grid { gap: var(--s-8) var(--s-6); }
  .work-item.is-half { grid-column: span 6; }
}

/* Small tablet / large phone */
@media (max-width: 720px) {
  .section { padding: var(--s-16) 0; }
  .section-head { margin-bottom: var(--s-8); }

  .hero {
    padding: calc(var(--s-16) + 56px) 0 var(--s-8);
    min-height: auto;
  }
  .hero-inner { gap: var(--s-8); }

  /* Stack masthead, left-align the issue line */
  .hero-masthead {
    grid-template-columns: 1fr;
    gap: var(--s-2);
    padding-bottom: var(--s-4);
  }
  .hero-issue {
    align-items: flex-start;
    text-align: left;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.25rem 0.75rem;
  }

  /* Hero body — stack actions under tagline */
  .hero-body {
    grid-template-columns: 1fr;
    gap: var(--s-6);
  }
  .hero-actions .btn { flex: 1 1 auto; justify-content: center; }

  /* Hero meta — let it wrap clean, no forced right-align */
  .hero-meta { gap: var(--s-3) var(--s-6); }
  .hero-meta-row[style*="margin-left"] { margin-left: 0 !important; }

  /* Featured card: 21:9 is too thin on phones */
  .work-item.is-featured .work-frame { aspect-ratio: 16 / 10; }
  .work-frame { aspect-ratio: 16 / 10; }

  /* Timeline: tighten */
  .tl-row { padding: var(--s-6) 0; }

  /* Footer: smaller base spacing */
  .footer-base { margin-top: var(--s-8); }
}

/* Phone */
@media (max-width: 480px) {
  :root { --gutter: 1.1rem; }
  .section { padding: var(--s-12) 0; }
  .hero { padding: calc(var(--s-12) + 56px) 0 var(--s-6); }

  .hero-actions { width: 100%; }
  .hero-actions .btn { width: 100%; }

  /* Badge + actions shouldn't crowd a small image */
  .work-badge { font-size: 0.62rem; padding: 0.25rem 0.55rem; }
  .work-action { width: 38px; height: 38px; font-size: 0.95rem; }
  .work-actions { opacity: 1; transform: none; }

  /* Form actions stack cleanly */
  .form-actions { flex-direction: column; align-items: stretch; }
  .form-actions .btn-send { width: 100%; justify-content: center; }

  /* Back-to-top doesn't crowd thumbs */
  .back-to-top { width: 44px; height: 44px; }

  /* Marquee a touch smaller */
  .marquee-item { font-size: 1.5rem; }
}

/* Mobile menu: lock background scroll when open */
body.nav-open { overflow: hidden; touch-action: none; }

/* Touch devices: hide hover-revealed overlays by default; tap to reveal */
@media (hover: none) {
  .work-frame img { transform: none !important; }

  /* Overlays hidden until tapped, so the thumbnail reads first */
  .work-actions {
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
  }
  .work-badge { opacity: 0; }
  .work-item.is-revealed .work-actions {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .work-item.is-revealed .work-badge { opacity: 1; }

  /* Always show timeline kind arrow on touch (no hover to reveal it) */
  .tl-kind .arrow { opacity: 1; }
}

/* Belt-and-braces: phone widths always stack work cards full-width */
@media (max-width: 760px) {
  .work-grid { grid-template-columns: 1fr; }
  .work-item,
  .work-item.is-featured,
  .work-item.is-half { grid-column: 1 / -1; }
}

/* Screenshot helper — collapse 100vh on hero so tall captures work */
body.is-static-shot .hero { min-height: 0; padding: 5rem 0 2rem; }
body.is-static-shot .nav { position: absolute; }
body.is-static-shot .back-to-top { display: none; }

/* =====================  PRINT  ===================== */
@media print {
  body { background: #fff; color: #000; cursor: auto; }
  .nav, .back-to-top, .marquee, .work-actions, .contact-socials,
  .form-actions, .cursor, .cursor-ring { display: none !important; }
  .hero { min-height: auto; padding: 2rem 0; }
  #skills, #contact, .footer {
    background: #fff !important; color: #000 !important;
  }
  .section { padding: 1.5rem 0; page-break-inside: avoid; }
  h1, h2, h3, .section-title, .work-title, .tl-title, .footer-brand {
    color: #000 !important;
  }
  .work-item { page-break-inside: avoid; }
  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-family: monospace; font-size: 0.7em; color: #666;
  }
}

/* =====================  DARK THEME  ===================== */
:root[data-theme="dark"] {
  --bg:          oklch(0.165 0.006 250);
  --bg-elev:     oklch(0.205 0.008 250);
  --ink:         oklch(0.960 0.004 250);
  --ink-soft:    oklch(0.80 0.006 250);
  --ink-mute:    oklch(0.64 0.006 250);
  --rule:        oklch(0.30 0.008 250);
  --rule-strong: oklch(0.44 0.010 250);

  --accent:      oklch(0.88 0.210 128);
  --accent-deep: oklch(0.80 0.190 128);
  --accent-tint: oklch(0.28 0.070 128);
  --accent-text: var(--accent);
  --rule-hard:   #2A2A2A;
  --compartment: oklch(0.195 0.006 250);   /* ~#111 on the dark page */

  --dark:        oklch(0.215 0.008 250);
  --dark-accent: oklch(0.88 0.210 128);
  --dark-mute:   oklch(0.62 0.008 250);
  --dark-elev:   oklch(0.265 0.008 250);
  --dark-ink:    oklch(0.960 0.004 250);
  --dark-soft:   oklch(0.74 0.006 250);
  --dark-rule:   oklch(0.34 0.010 250);
}

/* Sections that hardcode the light-mode inversion need remapping in dark */
:root[data-theme="dark"] #contact { background: var(--dark); color: var(--dark-ink); }
:root[data-theme="dark"] #contact .section-title,
:root[data-theme="dark"] #contact .contact-lead,
:root[data-theme="dark"] #contact .contact-val,
:root[data-theme="dark"] #contact .contact-val a,
:root[data-theme="dark"] #contact .contact-soc,
:root[data-theme="dark"] #contact .field input,
:root[data-theme="dark"] #contact .field select,
:root[data-theme="dark"] #contact .field textarea { color: var(--dark-ink); }

:root[data-theme="dark"] .footer { background: var(--dark); color: var(--dark-ink); }
:root[data-theme="dark"] .footer-brand,
:root[data-theme="dark"] .footer-list a,
:root[data-theme="dark"] .footer-base a { color: var(--dark-ink); }

/* Smooth theme transition */
:root.theme-ready body,
:root.theme-ready .nav,
:root.theme-ready .section,
:root.theme-ready .footer {
  transition: background-color 320ms var(--ease-out), color 320ms var(--ease-out);
}

/* =====================  NAV TOOLS (theme + a11y)  ===================== */
.nav-tools { display: inline-flex; align-items: center; gap: var(--s-2); }
.tool-btn {
  width: 40px; height: 40px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--rule-strong); border-radius: 0;
  color: var(--ink); font-size: 1.05rem; cursor: pointer;
  transition: background var(--t-fast) var(--ease-out),
              color var(--t-fast) var(--ease-out),
              border-color var(--t-fast) var(--ease-out);
}
.tool-btn:hover { background: var(--bg-elev); border-color: var(--ink); }
.a11y { position: relative; }
.a11y-panel {
  position: absolute; top: calc(100% + 0.6rem); right: 0;
  min-width: 210px; z-index: var(--z-nav);
  display: grid; gap: 0.15rem;
  padding: 0.4rem;
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--rule-strong); border-radius: 0;
}
.a11y-panel[hidden] { display: none; }
.a11y-opt {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-4); width: 100%;
  padding: 0.6rem 0.75rem;
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 500;
  color: var(--ink); text-align: left; cursor: pointer;
  border-radius: 0;
  transition: background var(--t-fast) var(--ease-out);
}
.a11y-opt:hover { background: var(--bg-elev); }
.a11y-opt[aria-checked="true"] { color: var(--accent); }
.a11y-opt[aria-checked="true"]::after { content: "On"; font-size: 0.72rem; font-weight: 600; }
.a11y-opt[aria-checked="false"]::after { content: "Off"; font-size: 0.72rem; color: var(--ink-mute); }
.a11y-reset {
  margin-top: 0.15rem; border-top: 1px solid var(--rule);
  border-radius: 0; color: var(--ink-mute); justify-content: flex-start;
}
.a11y-reset::after { content: none !important; }
@media (max-width: 880px) {
  .nav-tools { margin-left: auto; }
}

/* ---- Accessibility: larger text ---- */
:root.a11y-large-text { font-size: 115%; }

/* ---- Accessibility: high contrast ---- */
:root.a11y-high-contrast {
  --ink: oklch(0.12 0 0);
  --ink-soft: oklch(0.20 0 0);
  --ink-mute: oklch(0.30 0 0);
  --rule: oklch(0.62 0 0);
  --rule-strong: oklch(0.42 0 0);
}
:root.a11y-high-contrast[data-theme="dark"] {
  --ink: oklch(0.99 0 0);
  --ink-soft: oklch(0.92 0 0);
  --ink-mute: oklch(0.82 0 0);
  --rule: oklch(0.55 0 0);
  --rule-strong: oklch(0.72 0 0);
  --dark-ink: oklch(0.99 0 0);
  --dark-soft: oklch(0.90 0 0);
}
:root.a11y-high-contrast :focus-visible { outline-width: 3px; }

/* ---- Accessibility: reduce motion (user-toggled) ---- */
:root.a11y-reduce-motion *,
:root.a11y-reduce-motion *::before,
:root.a11y-reduce-motion *::after {
  animation-duration: 0.001ms !important;
  animation-iteration-count: 1 !important;
  transition-duration: 0.001ms !important;
  scroll-behavior: auto !important;
}