/* ════════════════════════════════════════════════════════════════
   Saurav Ghimire — personal site
   Aesthetic: technical datasheet. Hairline rules, mono metadata,
   one signal colour, big tight display type. No gradients on text,
   no glass cards, no drop shadows doing the work of layout.
   ════════════════════════════════════════════════════════════════ */

/* ─── 1. Tokens ─────────────────────────────────────────────── */
:root {
  --ink:      #08090b;
  --ink-2:    #0d0f12;
  --ink-3:    #12151a;
  --text:     #eceae4;
  --text-2:   #8e9299;
  --text-3:   #787e86;
  --line:     rgba(255,255,255,.085);
  --line-2:   rgba(255,255,255,.17);
  --accent:   #ffb020;
  --accent-d: #ffb020;
  --accent-w: rgba(255,176,32,.13);
  --field:    rgba(255,176,32,.34);
  --field-2:  rgba(236,234,228,.10);
  --grain:    .028;

  --f-disp: "Bricolage Grotesque", "Helvetica Neue", Arial, sans-serif;
  --f-body: "Inter Tight", "Helvetica Neue", Arial, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --pad:  clamp(1.25rem, 5vw, 5.5rem);
  --maxw: 1440px;
  --ease: cubic-bezier(.22,.61,.24,1);

  color-scheme: dark;
}

:root[data-theme="light"] {
  --ink:      #f2f0ea;
  --ink-2:    #fbfaf7;
  --ink-3:    #ffffff;
  --text:     #101216;
  --text-2:   #55585f;
  --text-3:   #656970;
  --line:     rgba(16,18,22,.12);
  --line-2:   rgba(16,18,22,.26);
  --accent:   #9c5300;
  --accent-d: #c96a00;
  --accent-w: rgba(156,83,0,.09);
  --field:    rgba(156,83,0,.30);
  --field-2:  rgba(16,18,22,.10);
  --grain:    .020;

  color-scheme: light;
}

/* ─── 2. Base ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--f-body);
  font-size: clamp(1rem, .95rem + .25vw, 1.0625rem);
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background .5s var(--ease), color .5s var(--ease);
}

/* Vertical hairline grid — the page sits on a visible structure */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: linear-gradient(to right, var(--line) 0 1px, transparent 1px);
  background-size: calc(100% / 6) 100%;
  background-repeat: repeat;
  opacity: .7;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

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

:focus-visible {
  outline: 2px solid var(--accent-d);
  outline-offset: 3px;
  border-radius: 2px;
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: .75rem 1.25rem;
  background: var(--accent);
  color: #08090b;
  font-family: var(--f-mono);
  font-size: .75rem;
}
.skip:focus { left: 1rem; top: 1rem; }

/* ─── 3. Utilities ──────────────────────────────────────────── */
.mono {
  font-family: var(--f-mono);
  font-size: .6875rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 500;
}

.dim { color: var(--text-3); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: .625rem;
  margin: 0 0 1.75rem;
  color: var(--accent-d);
}

.pulse {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-d);
  box-shadow: 0 0 0 0 var(--accent-w);
  animation: pulse 2.8s var(--ease) infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 0 var(--accent-w); }
  50%     { box-shadow: 0 0 0 7px transparent; }
}

.h2 {
  font-family: var(--f-disp);
  font-weight: 620;
  font-size: clamp(2rem, 1.15rem + 4.1vw, 4.35rem);
  line-height: .98;
  letter-spacing: -.032em;
  margin: 0;
  max-width: 21ch;
  text-wrap: balance;
}

/* Scroll reveal */
.reveal > * {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-in > * { opacity: 1; transform: none; }
.reveal.is-in > *:nth-child(2) { transition-delay: .07s; }
.reveal.is-in > *:nth-child(3) { transition-delay: .14s; }
.reveal.is-in > *:nth-child(4) { transition-delay: .21s; }
.reveal.is-in > *:nth-child(5) { transition-delay: .28s; }
.reveal.is-in > *:nth-child(6) { transition-delay: .35s; }
.reveal.is-in > *:nth-child(7) { transition-delay: .42s; }

/* ─── 4. Field canvas + grain ───────────────────────────────── */
#field {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 1.6s var(--ease);
  /* fades out as the reader leaves the hero */
  mask-image: linear-gradient(to bottom, #000 0%, #000 42%, transparent 78%);
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 42%, transparent 78%);
}
#field.is-ready { opacity: 1; }

.grain {
  position: fixed;
  inset: -50%;
  z-index: 1;
  pointer-events: none;
  opacity: var(--grain);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain 6s steps(5) infinite;
}
@keyframes grain {
  0%,100% { transform: translate(0,0); }
  20%  { transform: translate(-3%, 2%); }
  40%  { transform: translate(2%, -3%); }
  60%  { transform: translate(-2%, -2%); }
  80%  { transform: translate(3%, 1%); }
}

/* ─── 5. Top bar ────────────────────────────────────────────── */
.bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 var(--pad);
  height: 4.25rem;
  border-bottom: 1px solid transparent;
  transition: background .45s var(--ease), border-color .45s var(--ease), backdrop-filter .45s;
}
.bar.is-stuck {
  background: color-mix(in srgb, var(--ink) 82%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line);
}

.bar__mark {
  display: grid;
  place-items: center;
  width: 2.125rem; height: 2.125rem;
  border: 1px solid var(--line-2);
  flex: none;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.bar__mark .mono { font-size: .6875rem; letter-spacing: .04em; }
.bar__mark:hover { border-color: var(--accent-d); background: var(--accent-w); }

.bar__nav {
  display: flex;
  gap: clamp(.75rem, 2vw, 2rem);
  margin-left: auto;
  font-family: var(--f-mono);
  font-size: .6875rem;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.bar__nav a {
  display: flex;
  align-items: baseline;
  gap: .4rem;
  padding: .35rem 0;
  color: var(--text-2);
  border-bottom: 1px solid transparent;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
.bar__nav a i { font-style: normal; color: var(--text-3); font-size: .625rem; }
.bar__nav a:hover,
.bar__nav a.is-active { color: var(--text); border-bottom-color: var(--accent-d); }
.bar__nav a.is-active i { color: var(--accent-d); }

.bar__theme {
  flex: none;
  padding: .45rem .7rem;
  background: none;
  border: 1px solid var(--line);
  color: var(--text-2);
  cursor: pointer;
  transition: color .25s, border-color .25s;
}
.bar__theme:hover { color: var(--text); border-color: var(--line-2); }

/* ─── 6. Hero ───────────────────────────────────────────────── */
main { position: relative; z-index: 2; }

.hero {
  position: relative;
  /* the accent rule beside "Ghimire" runs 100vw to the right; clip it here or
     it widens the whole document and every fixed layer with it */
  overflow-x: clip;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 7rem var(--pad) 4rem;
  max-width: var(--maxw);
  margin: 0 auto;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0,1.55fr) minmax(0,.95fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
}

.display {
  font-family: var(--f-disp);
  font-weight: 700;
  font-size: clamp(3.6rem, 1rem + 12.4vw, 10.5rem);
  line-height: .82;
  letter-spacing: -.045em;
  margin: 0 0 1.75rem;
  display: flex;
  flex-direction: column;
}
.display__l1 { color: var(--text); }
.display__l2 {
  color: var(--text-2);
  position: relative;
  align-self: flex-start;   /* shrink to the text so the rule can start at its edge */
  padding-left: .02em;
}
/* hairline running out of the second line towards the right margin */
.display__l2::after {
  content: "";
  position: absolute;
  left: calc(100% + .35em);
  right: -100vw;
  top: 58%;
  height: 1px;
  background: var(--accent-d);
  opacity: .45;
}

/* engines without overflow clip would still overflow — drop the flourish there */
@supports not (overflow-x: clip) {
  .display__l2::after { display: none; }
}

.hero__blurb {
  max-width: 46ch;
  font-size: clamp(1.0625rem, .95rem + .5vw, 1.375rem);
  line-height: 1.5;
  color: var(--text-2);
  margin: 0 0 2.5rem;
  text-wrap: pretty;
}
.hero__blurb em {
  font-style: normal;
  color: var(--text);
  box-shadow: inset 0 -.42em 0 var(--accent-w);
}

.hero__cta { display: flex; flex-wrap: wrap; gap: .75rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: .8rem 1.35rem;
  border: 1px solid var(--line-2);
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: -.01em;
  color: var(--text);
  transition: background .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease), transform .3s var(--ease);
}
.btn:hover { border-color: var(--accent-d); background: var(--accent-w); transform: translateY(-2px); }
.btn--solid {
  background: var(--text);
  color: var(--ink);
  border-color: var(--text);
}
.btn--solid:hover { background: var(--accent-d); border-color: var(--accent-d); color: #08090b; }
.btn--ghost { padding: .55rem .85rem; border-color: var(--line); color: var(--text-2); cursor: pointer; background: none; }

/* Datasheet */
.sheet {
  margin: 0;
  border-top: 1px solid var(--line-2);
  font-size: .875rem;
}
.sheet__row {
  display: grid;
  grid-template-columns: 6.75rem 1fr;
  gap: 1rem;
  align-items: baseline;
  padding: .7rem 0;
  border-bottom: 1px solid var(--line);
}
.sheet dt { color: var(--text-3); }
.sheet dd { margin: 0; color: var(--text); line-height: 1.45; }
.sheet__row--status dd { display: flex; align-items: center; gap: .5rem; color: var(--accent-d); }
.dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-d);
  animation: blink 2.4s var(--ease) infinite;
  flex: none;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:.25} }

.scroll-hint {
  align-self: flex-start;
  margin-top: clamp(2rem, 6vh, 5rem);
  display: flex;
  align-items: center;
  gap: .5rem;
  color: var(--text-3);
}
.scroll-hint span { animation: nudge 2.2s var(--ease) infinite; }
@keyframes nudge { 0%,100%{transform:translateY(0)} 50%{transform:translateY(4px)} }

/* ─── 7. Bands ──────────────────────────────────────────────── */
.band {
  position: relative;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(4.5rem, 11vh, 9rem) var(--pad);
  border-top: 1px solid var(--line);
  background: var(--ink);
}
.band--end { border-bottom: 1px solid var(--line); }

.band__head { max-width: 72ch; margin-bottom: clamp(2.5rem, 6vw, 4.5rem); }
.band__note {
  margin: 1.5rem 0 0;
  max-width: 52ch;
  color: var(--text-2);
  font-size: .9375rem;
}

/* ─── 8. Prose + pillars ────────────────────────────────────── */
.prose {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 1.75rem clamp(2rem, 5vw, 4.5rem);
  margin-bottom: clamp(3rem, 7vw, 5.5rem);
  align-items: start;
}
.prose p { margin: 0; color: var(--text-2); text-wrap: pretty; }
.prose__lede {
  font-size: clamp(1.125rem, 1rem + .7vw, 1.625rem);
  line-height: 1.45;
  color: var(--text) !important;
  letter-spacing: -.015em;
  max-width: 30ch;
}
.prose__rest {
  display: grid;
  gap: 1.25rem;
  align-content: start;
  padding-top: .45rem;
  max-width: 46ch;
}

@media (max-width: 860px) {
  .prose { grid-template-columns: 1fr; }
  .prose__lede, .prose__rest { max-width: 46ch; }
}

.pillars {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  border-top: 1px solid var(--line-2);
}
.pillars li {
  padding: 1.75rem clamp(1rem, 2vw, 1.75rem) 1.75rem 0;
  border-bottom: 1px solid var(--line);
  position: relative;
}
.pillars li + li { border-left: 1px solid var(--line); padding-left: clamp(1rem, 2vw, 1.75rem); }
.pillars__n { display: block; color: var(--accent-d); margin-bottom: 1rem; }
.pillars h3 {
  font-family: var(--f-disp);
  font-size: 1.0625rem;
  font-weight: 620;
  letter-spacing: -.015em;
  margin: 0 0 .5rem;
}
.pillars p { margin: 0; font-size: .875rem; color: var(--text-2); line-height: 1.55; }

/* ─── 9. Expertise matrix ───────────────────────────────────── */
.matrix { border-top: 1px solid var(--line-2); }

.matrix__legend,
.matrix__row {
  display: grid;
  grid-template-columns: 10rem minmax(0,1.35fr) minmax(0,1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}
.matrix__legend { color: var(--text-3); padding: .6rem 0; }
.matrix__row { align-items: start; transition: background .3s var(--ease); }
.matrix__row:hover { background: var(--ink-2); }

.matrix__layer {
  font-family: var(--f-disp);
  font-size: clamp(1.125rem, 1rem + .5vw, 1.5rem);
  font-weight: 620;
  letter-spacing: -.02em;
  margin: 0;
  line-height: 1.15;
}
.matrix__where {
  margin: 0;
  font-size: .8125rem;
  color: var(--text-3);
  line-height: 1.5;
}

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem; margin: 0; padding: 0; }
.tags li {
  font-family: var(--f-mono);
  font-size: .6875rem;
  letter-spacing: .02em;
  padding: .3rem .55rem;
  border: 1px solid var(--line);
  color: var(--text-2);
  transition: border-color .25s, color .25s;
}
.matrix__row:hover .tags li { border-color: var(--line-2); color: var(--text); }

/* ─── 10. Featured cards ────────────────────────────────────── */
.feature {
  display: grid;
  grid-template-columns: 1.24fr 1fr 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-bottom: clamp(3rem, 7vw, 5rem);
}
.card {
  background: var(--ink);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: background .35s var(--ease);
  position: relative;
}
.card:hover { background: var(--ink-2); }
.card--lg { grid-row: span 1; }

.card header { display: flex; flex-direction: column; gap: .9rem; }
.card__meta { display: flex; align-items: center; gap: .6rem; color: var(--text-3); }
.card__n {
  color: var(--accent-d);
  border: 1px solid var(--accent-w);
  background: var(--accent-w);
  padding: .1rem .35rem;
}
.card__title {
  font-family: var(--f-disp);
  font-size: clamp(1.5rem, 1.2rem + 1vw, 2.25rem);
  font-weight: 680;
  letter-spacing: -.03em;
  line-height: 1;
  margin: 0;
}
.card__body { margin: 0; color: var(--text-2); font-size: .9375rem; line-height: 1.6; text-wrap: pretty; }
.card--lg .card__body { font-size: 1rem; }

.stack { list-style: none; display: flex; flex-wrap: wrap; gap: .35rem .5rem; margin: auto 0 0; padding: 0; color: var(--text-3); }
.stack li:not(:last-child)::after { content: "/"; margin-left: .5rem; opacity: .4; }

.card__link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--f-mono);
  font-size: .6875rem;
  letter-spacing: .04em;
  color: var(--accent-d);
  border-bottom: 1px solid var(--accent-w);
  padding-bottom: .2rem;
  align-self: flex-start;
  transition: border-color .25s;
}
.card__link:hover { border-bottom-color: var(--accent-d); }

/* ─── 11. Project index ─────────────────────────────────────── */
.index { border-top: 1px solid var(--line-2); }
.index__legend,
.row__btn {
  display: grid;
  grid-template-columns: 3rem minmax(0,1.5fr) minmax(0,.85fr) minmax(0,1fr) 2rem;
  gap: clamp(.75rem, 2vw, 2rem);
  align-items: center;
  text-align: left;
}
.index__legend { color: var(--text-3); padding: .6rem 0; border-bottom: 1px solid var(--line); font-family: var(--f-mono); font-size: .6875rem; letter-spacing: .1em; text-transform: uppercase; }

.index__list { list-style: none; margin: 0; padding: 0; }
.row { border-bottom: 1px solid var(--line); }

.row__btn {
  width: 100%;
  padding: 1.15rem 0;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
  transition: padding-left .35s var(--ease);
}
.row:hover .row__btn { padding-left: .75rem; }
.row__n { color: var(--text-3); transition: color .25s; }
.row:hover .row__n { color: var(--accent-d); }
.row__name {
  font-family: var(--f-disp);
  font-size: clamp(1.0625rem, 1rem + .45vw, 1.5rem);
  font-weight: 620;
  letter-spacing: -.025em;
  line-height: 1.1;
}
.row__domain { font-size: .8125rem; color: var(--text-2); }
.row__stack { color: var(--text-3); }
.row__chev {
  justify-self: end;
  font-family: var(--f-mono);
  font-size: 1.125rem;
  color: var(--text-3);
  transition: transform .4s var(--ease), color .25s;
}
.row__btn[aria-expanded="true"] .row__chev { transform: rotate(45deg); color: var(--accent-d); }

.row__detail {
  overflow: hidden;
  height: 0;
  transition: height .45s var(--ease);
  padding: 0 0 0 calc(3rem + clamp(.75rem, 2vw, 2rem));
}
.row__detail[hidden] { display: none; }
.row__detail p {
  margin: 0 0 1.5rem;
  max-width: 62ch;
  color: var(--text-2);
  font-size: .9375rem;
  text-wrap: pretty;
}
.row__link {
  display: inline-flex; gap: .4rem;
  font-family: var(--f-mono); font-size: .6875rem; letter-spacing: .05em; text-transform: uppercase;
  color: var(--accent-d);
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--accent-w);
  padding-bottom: .2rem;
}

/* ─── 12. Open source ───────────────────────────────────────── */
.os {
  display: grid;
  grid-template-columns: minmax(0,.9fr) minmax(0,1.1fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.os__label { color: var(--text-3); margin: 0 0 .9rem; }

.term {
  position: relative;
  border: 1px solid var(--line-2);
  background: var(--ink-2);
}
.term::before {
  content: "";
  display: block;
  height: 2.1rem;
  border-bottom: 1px solid var(--line);
  background-image: radial-gradient(circle at .9rem 50%, var(--line-2) 3.5px, transparent 4px),
                    radial-gradient(circle at 1.9rem 50%, var(--line-2) 3.5px, transparent 4px),
                    radial-gradient(circle at 2.9rem 50%, var(--line-2) 3.5px, transparent 4px);
}
.term__code {
  margin: 0;
  padding: 1.15rem 1.25rem;
  overflow-x: auto;
  font-family: var(--f-mono);
  font-size: .8125rem;
  line-height: 1.85;
  color: var(--text);
}
.term__code code::selection { background: var(--accent); }
.term__copy {
  position: absolute;
  top: .45rem; right: .5rem;
  padding: .3rem .6rem;
  background: var(--ink-3);
  border: 1px solid var(--line);
  color: var(--text-2);
  cursor: pointer;
  transition: color .25s, border-color .25s;
}
.term__copy:hover { color: var(--accent-d); border-color: var(--accent-d); }
.term__copy[data-copied] { color: var(--accent-d); border-color: var(--accent-d); }
.os__note { margin: .9rem 0 0; font-size: .8125rem; color: var(--text-3); }

.repos { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-2); }
.repos li { border-bottom: 1px solid var(--line); }
.repos a {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: .3rem 1.5rem;
  padding: 1.15rem 0;
  transition: padding-left .35s var(--ease);
}
.repos a:hover { padding-left: .75rem; }
.repos__name {
  font-family: var(--f-mono);
  font-size: .8125rem;
  letter-spacing: -.005em;
  color: var(--text);
}
.repos a:hover .repos__name { color: var(--accent-d); }
.repos__desc { grid-column: 1; font-size: .8125rem; color: var(--text-3); max-width: 52ch; line-height: 1.5; }
.repos__lang { grid-row: 1; grid-column: 2; display: flex; align-items: center; gap: .45rem; color: var(--text-2); white-space: nowrap; }
.repos__lang--handle { text-transform: none; }
.swatch { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.swatch[data-lang="swift"]  { background: #f05138; }
.swatch[data-lang="kotlin"] { background: #a97bff; }
.swatch[data-lang="ruby"]   { background: #cc342d; }

/* ─── 13. Contact ───────────────────────────────────────────── */
.contact {
  display: grid;
  grid-template-columns: minmax(0,1.6fr) minmax(0,.8fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
  border-top: 1px solid var(--line-2);
  padding-top: clamp(2rem, 4vw, 3rem);
}
.contact__primary { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem 1.25rem; }
.contact__mail {
  font-family: var(--f-disp);
  font-size: clamp(1.375rem, .8rem + 3vw, 3.25rem);
  font-weight: 620;
  letter-spacing: -.035em;
  line-height: 1;
  border-bottom: 2px solid var(--line-2);
  padding-bottom: .15rem;
  transition: border-color .3s var(--ease), color .3s var(--ease);
  word-break: break-word;
}
.contact__mail:hover { color: var(--accent-d); border-bottom-color: var(--accent-d); }

.contact__links { list-style: none; margin: 0; padding: 0; }
.contact__links li { border-bottom: 1px solid var(--line); }
.contact__links a {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .9rem 0;
  font-size: .9375rem;
  color: var(--text-2);
  transition: color .25s, padding-left .35s var(--ease);
}
.contact__links a .mono { color: var(--text-3); }
.contact__links a:hover { color: var(--text); padding-left: .5rem; }
.contact__links a:hover .mono { color: var(--accent-d); }

/* ─── 14. Footer ────────────────────────────────────────────── */
.foot {
  position: relative;
  z-index: 2;
  background: var(--ink);
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 2rem var(--pad) 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: .75rem 2rem;
  justify-content: space-between;
  color: var(--text-3);
}
.foot p { margin: 0; }
.foot a { color: var(--text-2); }
.foot a:hover { color: var(--accent-d); }

/* Toast for copy feedback */
.toast {
  position: fixed;
  bottom: 1.5rem; left: 50%;
  z-index: 60;
  transform: translate(-50%, 150%);
  padding: .7rem 1.1rem;
  background: var(--text);
  color: var(--ink);
  font-family: var(--f-mono);
  font-size: .6875rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  transition: transform .5s var(--ease);
}
.toast.is-up { transform: translate(-50%, 0); }

/* ─── 15. Responsive ────────────────────────────────────────── */
@media (max-width: 1080px) {
  .hero__grid { grid-template-columns: 1fr; align-items: start; }
  .sheet { max-width: 34rem; }
  .feature { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .card--lg { grid-column: 1 / -1; }
  .os { grid-template-columns: 1fr; }
  .contact { grid-template-columns: 1fr; align-items: start; }
  body::before { background-size: calc(100% / 3) 100%; }
}

@media (max-width: 760px) {
  html { scroll-padding-top: 4.5rem; }
  .bar__nav { display: none; }
  .bar { justify-content: space-between; }
  .bar__theme { margin-left: auto; }

  .matrix__legend { display: none; }
  .matrix__row { grid-template-columns: 1fr; gap: .85rem; padding: 1.5rem 0; }

  .feature { grid-template-columns: 1fr; }
  .pillars li + li { border-left: 0; padding-left: 0; }

  .index__legend { display: none; }
  .row__btn { grid-template-columns: 2.25rem 1fr 1.5rem; gap: .85rem; row-gap: .3rem; }
  .row__name { grid-column: 2; }
  .row__domain { grid-column: 2; grid-row: 2; }
  .row__stack { grid-column: 2; grid-row: 3; }
  .row__n { grid-row: 1; align-self: start; }
  .row__chev { grid-column: 3; grid-row: 1; align-self: start; }
  .row__detail { padding-left: calc(2.25rem + .85rem); }
}

@media (max-width: 420px) {
  .display { letter-spacing: -.035em; }
  .contact__mail { font-size: 1.5rem; }
}

/* ─── 16. Motion + print ────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal > * { opacity: 1; transform: none; }
  .grain { animation: none; }
}

@media print {
  #field, .grain, .bar, .scroll-hint, .term__copy, body::before { display: none !important; }
  body { background: #fff; color: #000; }
  .row__detail { display: block !important; height: auto !important; }
}