/* ──────────────────────────────────────────────────────────────
   Bahi Elfeky — modern dark personal site
   Lime accent · Space Grotesk · Geist · JetBrains Mono
   ────────────────────────────────────────────────────────────── */

:root {
  --bg:        #07080b;
  --bg-2:      #0c0e13;
  --bg-3:      #11141b;
  --surface:   rgba(20, 23, 30, 0.55);
  --surface-2: rgba(28, 32, 41, 0.7);
  --border:    rgba(255, 255, 255, 0.08);
  --border-2:  rgba(255, 255, 255, 0.14);
  --ink:       #f3f4f6;
  --ink-2:     #c7cbd1;
  --mute:      #6b727d;
  --mute-2:    #41464e;

  /* accent — cyan, oklch-based */
  --accent:    #67e8f9;
  --accent-2:  #a5f3fc;
  --accent-glow: rgba(103, 232, 249, 0.45);

  --display: "Space Grotesk", ui-sans-serif, system-ui, sans-serif;
  --sans:    "Geist", ui-sans-serif, system-ui, -apple-system, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, monospace;

  --maxw:  1280px;
  --pad-x: clamp(20px, 5vw, 80px);
  --ease:  cubic-bezier(.2,.7,.2,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--accent); color: #07080b; }

/* ───────────── helpers ───────────── */
.mono { font-family: var(--mono); font-size: .8em; letter-spacing: 0; font-weight: 400; }
.mute { color: var(--mute); }
.hl   { color: var(--accent); }
.kbd  {
  display: inline-grid; place-items: center;
  width: 18px; height: 18px;
  font-family: var(--mono); font-size: 10px;
  color: var(--ink-2);
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.chip {
  display: inline-block;
  padding: 2px 9px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  font-size: 11.5px;
  color: var(--ink-2);
  background: var(--surface);
  margin: 0 2px;
  vertical-align: 1px;
}
.grad {
  background: linear-gradient(100deg,
    var(--accent) 0%,
    var(--accent-2) 45%,
    #6df7ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-style: italic;
  font-family: var(--display);
  font-weight: 500;
  /* italic glyphs slant past their bounding box — give them room so background-clip
     doesn't crop the trailing letter (e.g. the 's' in 'ship', 'd' in 'squad'). */
  padding-right: 0.14em;
  margin-right: -0.08em;
}
.section__title .grad,
.hero__name .grad {
  padding-right: 0.18em;
  margin-right: -0.1em;
}

/* ───────────── background system ───────────── */
.bg {
  position: fixed; inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.bg__grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 35%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, #000 35%, transparent 80%);
}
.bg__noise {
  position: absolute; inset: 0;
  opacity: .35;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 0.55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}
.bg__blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  opacity: .35;
  animation: blob 22s ease-in-out infinite;
  will-change: transform;
}
.bg__blob--1 {
  top: -10%; left: -10%;
  width: 60vw; height: 60vw;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
}
.bg__blob--2 {
  top: 35%; right: -15%;
  width: 50vw; height: 50vw;
  background: radial-gradient(circle, rgba(109, 247, 255, .35) 0%, transparent 60%);
  animation-delay: -8s;
  opacity: .25;
}
.bg__blob--3 {
  bottom: -20%; left: 20%;
  width: 55vw; height: 55vw;
  background: radial-gradient(circle, rgba(167, 99, 255, .25) 0%, transparent 60%);
  animation-delay: -14s;
  opacity: .2;
}
@keyframes blob {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(4%, -3%) scale(1.06); }
  66% { transform: translate(-3%, 4%) scale(0.96); }
}

/* ───────────── nav ───────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 16px var(--pad-x);
  background: linear-gradient(to bottom,
    rgba(7,8,11,.85) 0%,
    rgba(7,8,11,.55) 70%,
    transparent 100%);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}
.nav__mark {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: inherit;
}
.nav__mark-glyph {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--border-2);
  border-radius: 999px;
  background: var(--surface);
  font-family: var(--display);
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: .04em;
  transition: border-color .3s, background .3s;
}
.nav__mark:hover .nav__mark-glyph {
  border-color: var(--accent);
  background: rgba(200,255,54,.06);
}
.nav__mark-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}
.nav__mark-meta {
  display: flex; flex-direction: column;
  line-height: 1.2;
}
.nav__mark-name {
  font-family: var(--display);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: -.01em;
}
.nav__mark-sub {
  color: var(--mute);
  font-size: 10.5px;
}

.nav__links {
  display: flex; gap: 4px;
  padding: 5px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
}
.nav__links a {
  padding: 7px 13px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink-2);
  font-size: 11.5px;
  transition: color .25s, background .25s;
  display: inline-flex; gap: 6px;
}
.nav__links a:hover { color: var(--ink); background: var(--surface-2); }

.nav__status {
  justify-self: end;
  display: flex; align-items: center; gap: 8px;
  font-size: 11px; color: var(--mute);
}
.dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 var(--accent-glow);
  animation: pulse 2.2s infinite;
}
.dot--lime { background: var(--accent); }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 var(--accent-glow); }
  70%  { box-shadow: 0 0 0 10px rgba(200,255,54,0); }
  100% { box-shadow: 0 0 0 0 rgba(200,255,54,0); }
}

@media (max-width: 1000px) {
  .nav { grid-template-columns: 1fr auto; }
  .nav__links { display: none; }
  .nav__status { grid-column: 1 / -1; justify-self: start; padding-top: 4px; }
}

/* ───────────── hero ───────────── */
.hero {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 180px var(--pad-x) 80px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.hero__pre {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px;
  color: var(--mute);
  margin-bottom: 36px;
  padding: 6px 14px 6px 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  align-self: flex-start;
}
.hero__pre .sep { color: var(--mute-2); }
.hero__pre .hl { display: inline-flex; align-items: center; gap: 5px; }
.hero__pre .hl::before {
  content: ""; width: 6px; height: 6px;
  border-radius: 50%; background: var(--accent);
  box-shadow: 0 0 8px var(--accent-glow);
}

.hero__name {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(56px, 11vw, 168px);
  line-height: .94;
  letter-spacing: -.04em;
  margin: 0 0 56px;
  color: var(--ink);
}
.hero__name-line { display: block; }
.hero__name-em {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  color: var(--ink-2);
}

.hero__lower {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 56px;
  align-items: end;
  margin-top: auto;
}
.hero__lede {
  font-size: clamp(17px, 1.55vw, 22px);
  line-height: 1.5;
  color: var(--ink-2);
  max-width: 56ch;
  margin: 0;
}
.hero__lede strong { color: var(--ink); font-weight: 600; }

.hero__meta {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px 32px;
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  backdrop-filter: blur(12px);
}
.meta {
  display: flex; flex-direction: column; gap: 4px;
  font-size: 13.5px;
}
.meta .mono { font-size: 10.5px; letter-spacing: .04em; text-transform: lowercase; }

.hero__scroll {
  margin-top: 64px;
  display: flex; align-items: center; gap: 12px;
  font-size: 10.5px;
  color: var(--mute);
  letter-spacing: .15em;
  text-transform: uppercase;
}
.hero__scroll-line {
  display: inline-block;
  width: 40px; height: 1px;
  background: var(--mute);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: "";
  position: absolute; left: -40px; top: 0;
  width: 40px; height: 1px;
  background: var(--accent);
  animation: scroll-line 2.4s infinite;
}
@keyframes scroll-line {
  0%   { transform: translateX(0); }
  100% { transform: translateX(80px); }
}

@media (max-width: 820px) {
  .hero { padding-top: 140px; }
  .hero__lower { grid-template-columns: 1fr; gap: 28px; }
}

/* ───────────── ticker ───────────── */
.ticker {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(7,8,11,.6);
  overflow: hidden;
  padding: 16px 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-2);
}
.ticker__track {
  display: flex; gap: 32px;
  white-space: nowrap;
  animation: ticker 70s linear infinite;
  width: max-content;
}
.ticker__track i { color: var(--accent); font-style: normal; opacity: .8; }
@keyframes ticker {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ───────────── section primitive ───────────── */
.section {
  position: relative;
  z-index: 1;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 140px var(--pad-x);
}
.section__head { margin-bottom: 64px; max-width: 900px; }
.section__num {
  display: inline-block;
  font-size: 11.5px;
  color: var(--accent);
  letter-spacing: .08em;
  margin-bottom: 18px;
  padding: 4px 10px;
  border: 1px solid color-mix(in oklab, var(--accent) 30%, transparent);
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 6%, transparent);
}
.section__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(38px, 5.5vw, 84px);
  line-height: 1;
  letter-spacing: -.025em;
  margin: 0;
  color: var(--ink);
}

/* ───────────── about ───────────── */
.about__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 64px;
  align-items: start;
}
.about__body { font-size: 17px; line-height: 1.65; color: var(--ink-2); max-width: 64ch; }
.about__body p { margin: 0 0 22px; }
.about__lede {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(22px, 2vw, 28px) !important;
  line-height: 1.4 !important;
  letter-spacing: -.01em;
  color: var(--ink) !important;
}
.about__body strong { color: var(--ink); font-weight: 600; }

.about__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 40px;
  padding: 1px;
  background: var(--border);
  border-radius: 16px;
  overflow: hidden;
}
.stat {
  display: flex; flex-direction: column; gap: 6px;
  padding: 22px 18px;
  background: var(--bg);
}
.stat__num {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(36px, 4vw, 56px);
  line-height: 1;
  letter-spacing: -.03em;
  color: var(--ink);
}
.stat__num sup {
  font-size: .45em;
  color: var(--accent);
  margin-left: 1px;
  font-weight: 400;
  vertical-align: super;
}
.stat__lbl {
  font-size: 10.5px;
  letter-spacing: .04em;
  text-transform: lowercase;
  color: var(--mute);
}

.about__card {
  position: sticky;
  top: 100px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  backdrop-filter: blur(14px);
  padding: 20px 22px;
  overflow: hidden;
}
.about__card-head {
  display: flex; align-items: center; gap: 8px;
  font-size: 11px;
  color: var(--mute);
  letter-spacing: .04em;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
}
.about__card-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 12px; font-size: 14px; }
.about__card-list li { display: grid; grid-template-columns: 90px 1fr; gap: 12px; color: var(--ink-2); }
.about__card-list .mono { font-size: 11px; color: var(--mute); padding-top: 2px; }
.about__card-foot {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 10.5px;
  color: var(--mute);
}

@media (max-width: 900px) {
  .about__grid { grid-template-columns: 1fr; }
  .about__card { position: static; }
  .about__stats { grid-template-columns: repeat(2, 1fr); }
}

/* ───────────── timeline ───────────── */
.timeline { position: relative; }
.timeline__rail {
  position: absolute;
  left: 188px; top: 16px; bottom: 16px;
  width: 1px;
  background: var(--border);
  z-index: 0;
}
.timeline__rail-fill {
  position: absolute; top: 0; left: 0;
  width: 100%;
  height: 0;
  background: linear-gradient(to bottom,
    var(--accent) 0%,
    var(--accent) 60%,
    color-mix(in oklab, var(--accent) 40%, transparent) 100%);
  box-shadow: 0 0 12px var(--accent-glow);
  transition: height .15s linear;
}

.timeline__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 56px; }

.tl {
  position: relative;
  display: grid;
  grid-template-columns: 168px 1fr;
  gap: 64px;
  opacity: .4;
  transform: translateY(16px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}
.tl.is-active { opacity: 1; transform: translateY(0); }

.tl__year {
  font-size: 11.5px;
  color: var(--mute);
  padding-top: 22px;
  text-align: right;
  align-self: start;
  transition: color .3s;
}
.tl.is-active .tl__year { color: var(--accent); }

.tl__dot {
  position: absolute;
  left: 184px; top: 24px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--bg);
  border: 1px solid var(--border-2);
  transition: background .4s, border-color .4s, transform .4s var(--ease), box-shadow .4s;
  z-index: 1;
}
.tl.is-active .tl__dot {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.7);
  box-shadow: 0 0 18px var(--accent-glow);
}

.tl__card {
  border: 1px solid var(--border);
  background: var(--surface);
  backdrop-filter: blur(12px);
  border-radius: 16px;
  padding: 28px 32px;
  transition: border-color .4s, transform .4s var(--ease), background .4s;
}
.tl.is-active .tl__card {
  border-color: var(--border-2);
  background: var(--surface-2);
}

.tl__card header { margin-bottom: 14px; }
.tl__role {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.tl__card h3 {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(20px, 1.9vw, 26px);
  letter-spacing: -.015em;
  line-height: 1.2;
  margin: 0 0 4px;
  color: var(--ink);
}
.tl__card header p { margin: 0; font-size: 12px; }
.badge {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 12%, transparent);
  color: var(--accent);
  border: 1px solid color-mix(in oklab, var(--accent) 30%, transparent);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.tl__desc { font-size: 15px; line-height: 1.6; color: var(--ink-2); margin: 12px 0 16px; max-width: 64ch; }

.tl__bullets { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--ink-2); }
.tl__bullets li { position: relative; padding-left: 20px; }
.tl__bullets li::before {
  content: "→";
  position: absolute; left: 0;
  font-family: var(--mono);
  color: var(--accent);
  font-size: 12px;
  top: 2px;
}
.tl__bullets strong { color: var(--ink); font-weight: 500; }

.tl__tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tl__tags span {
  font-size: 10.5px;
  padding: 4px 9px;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--ink-2);
  background: rgba(255,255,255,.02);
}

@media (max-width: 820px) {
  .timeline__rail { left: 8px; }
  .tl { grid-template-columns: 1fr; gap: 12px; padding-left: 32px; }
  .tl__year { text-align: left; padding-top: 0; padding-left: 28px; }
  .tl__dot { left: 4px; top: 6px; }
}

/* ───────────── principles ───────────── */
.principles {
  list-style: none; padding: 0; margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.principle {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  backdrop-filter: blur(8px);
  padding: 28px 24px;
  transition: border-color .35s, transform .35s var(--ease), background .35s;
  position: relative;
  overflow: hidden;
}
.principle::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(400px 200px at 0% 0%, color-mix(in oklab, var(--accent) 14%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}
.principle:hover {
  border-color: var(--border-2);
  background: var(--surface-2);
  transform: translateY(-3px);
}
.principle:hover::before { opacity: 1; }
.principle__num {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .08em;
  margin-bottom: 14px;
}
.principle__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: 20px;
  letter-spacing: -.01em;
  line-height: 1.25;
  margin: 0 0 10px;
  color: var(--ink);
}
.principle p { margin: 0; font-size: 14px; line-height: 1.6; color: var(--ink-2); }

@media (max-width: 980px) { .principles { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .principles { grid-template-columns: 1fr; } }

/* ───────────── stack ───────────── */
.stack__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.stack__col {
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  backdrop-filter: blur(10px);
  padding: 28px 24px;
}
.stack__col-head {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.stack__col-title {
  font-family: var(--display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -.01em;
  margin: 0;
  color: var(--ink);
}
.stack__col-head .mono { font-size: 10.5px; color: var(--mute); }

.stack__list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px; font-size: 12.5px; }
.stack__list li {
  display: grid;
  grid-template-columns: 1fr 80px 28px;
  gap: 12px;
  align-items: center;
  color: var(--ink-2);
}
.stack__list .bar {
  height: 4px;
  background: var(--bg-3);
  position: relative;
  border-radius: 2px;
  overflow: hidden;
}
.stack__list .bar::after {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 0;
  background: linear-gradient(to right, var(--accent), var(--accent-2));
  border-radius: 2px;
  transition: width 1.4s var(--ease-out);
}
.stack__col.is-in .bar::after { width: var(--w); }
.stack__list .pct {
  font-size: 11px;
  color: var(--mute);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

@media (max-width: 900px) {
  .stack__grid { grid-template-columns: 1fr; }
}

/* ───────────── domains ───────────── */
.domain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.domain {
  position: relative;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  backdrop-filter: blur(8px);
  padding: 24px 22px 22px;
  display: flex; flex-direction: column; gap: 10px;
  transition: border-color .35s, transform .35s var(--ease), background .35s;
  overflow: hidden;
}
.domain::before {
  content: "";
  position: absolute; inset: -1px;
  border-radius: 16px;
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 20%, transparent), transparent 50%);
  opacity: 0;
  transition: opacity .35s;
  pointer-events: none;
  z-index: -1;
}
.domain:hover {
  border-color: var(--border-2);
  background: var(--surface-2);
  transform: translateY(-3px);
}
.domain:hover::before { opacity: 1; }
.domain__num {
  font-size: 10.5px;
  color: var(--accent);
  letter-spacing: .08em;
  margin-bottom: 4px;
}
.domain__title {
  font-family: var(--display);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -.015em;
  line-height: 1.2;
  margin: 0;
  color: var(--ink);
}
.domain p {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-2);
  margin: 0;
  flex-grow: 1;
}
.domain__chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 6px; }
.domain__chips span {
  font-size: 10px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--mute);
  background: rgba(255,255,255,.02);
}
@media (max-width: 980px) { .domain-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .domain-grid { grid-template-columns: 1fr; } }

/* ───────────── education ───────────── */
.edu {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.edu__head {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: .08em;
  margin-bottom: 24px;
}
.edu__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}
.edu__item {
  background: var(--bg);
  padding: 22px 24px;
  display: flex; flex-direction: column; gap: 6px;
}
.edu__item .mono { font-size: 11px; color: var(--mute); letter-spacing: .04em; }
.edu__item h4 {
  font-family: var(--display);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -.01em;
  margin: 2px 0 0;
  color: var(--ink);
}
.edu__item p { margin: 0; font-size: 12px; }
@media (max-width: 820px) { .edu__grid { grid-template-columns: 1fr; } }

/* ───────────── contact ───────────── */
.contact__body { display: grid; gap: 56px; }
.contact__email {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: baseline;
  gap: 24px;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 36px;
  background: var(--surface);
  transition: border-color .35s, background .35s;
}
.contact__email:hover { border-color: var(--accent); background: color-mix(in oklab, var(--accent) 5%, var(--surface)); }
.contact__email-pre { font-size: 13px; color: var(--mute); }
.contact__email-addr {
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(28px, 5vw, 64px);
  letter-spacing: -.025em;
  line-height: 1.15;
  padding-bottom: 0.08em;
  background: linear-gradient(100deg, var(--ink) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.contact__email-arrow {
  font-size: 28px;
  color: var(--accent);
  transition: transform .35s var(--ease);
}
.contact__email:hover .contact__email-arrow { transform: translate(4px, -4px); }

.contact__links { list-style: none; padding: 0; margin: 0; display: grid; gap: 1px; background: var(--border); border-radius: 16px; overflow: hidden; border: 1px solid var(--border); }
.link-row {
  display: grid;
  grid-template-columns: 40px 1fr auto 20px;
  gap: 20px;
  align-items: center;
  padding: 18px 24px;
  background: var(--bg);
  text-decoration: none;
  color: var(--ink);
  transition: background .3s, color .3s;
}
.link-row:hover { background: var(--surface-2); }
.link-row__label { font-family: var(--display); font-weight: 500; font-size: 16px; letter-spacing: -.01em; }
.link-row__arrow { color: var(--accent); transition: transform .3s var(--ease); font-size: 18px; }
.link-row:hover .link-row__arrow { transform: translateX(6px); }

.contact__sign {
  display: flex; justify-content: space-between;
  font-size: 12px;
  color: var(--mute);
  flex-wrap: wrap; gap: 16px;
}

/* ───────────── footer ───────────── */
.foot {
  position: relative; z-index: 1;
  border-top: 1px solid var(--border);
  padding: 24px var(--pad-x);
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex; justify-content: space-between; gap: 24px;
  flex-wrap: wrap;
  font-size: 11px;
  color: var(--mute);
}

/* ───────────── reveal motion ───────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .9s var(--ease-out), transform .9s var(--ease-out);
  transition-delay: calc(var(--d, 0) * 1ms);
}
.reveal.is-in { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .ticker__track { animation: none; }
  .dot { animation: none; }
  .bg__blob { animation: none; }
  .hero__scroll-line::after { animation: none; }
}

/* ───────────── magnetic, scroll progress, cursor glow ───────────── */
.magnetic { will-change: transform; transition: transform .25s var(--ease); }

.scroll-progress {
  position: fixed; top: 0; left: 0;
  height: 2px; width: 0;
  background: linear-gradient(to right, var(--accent), var(--accent-2));
  z-index: 60;
  transition: width .08s linear;
  box-shadow: 0 0 10px var(--accent-glow);
}

.cursor-glow {
  position: fixed;
  top: 0; left: 0;
  width: 420px; height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transition: opacity .4s;
  transform: translate(-50%, -50%);
  mix-blend-mode: screen;
  filter: blur(40px);
}
@media (hover: none) { .cursor-glow { display: none; } }

/* grid overlay */
.grid-overlay {
  position: fixed; inset: 0;
  pointer-events: none;
  display: none;
  grid-template-columns: repeat(12, 1fr);
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  z-index: 100;
}
.grid-overlay.is-on { display: grid; }
.grid-overlay > div {
  background: color-mix(in oklab, var(--accent) 8%, transparent);
  outline: 1px solid color-mix(in oklab, var(--accent) 18%, transparent);
}