/* =========================================================
   Raza Hamid — Portfolio
   Design system + components + motion
   ========================================================= */

/* ---------- Tokens ---------- */
:root {
  /* Surfaces */
  --bg:            #ffffff;
  --bg-soft:       #f5f5f7;
  --bg-tint:       #fbfbfd;
  --card:          #ffffff;

  /* Ink */
  --ink:           #1d1d1f;
  --ink-2:         #515154;
  --ink-3:         #6e6e73;

  /* Lines */
  --line:          rgba(0, 0, 0, 0.09);
  --line-strong:   rgba(0, 0, 0, 0.14);

  /* Accent */
  --accent:        #0071e3;
  --accent-press:  #0077ed;
  --accent-deep:   #0a5bc2;
  --accent-wash:   rgba(0, 113, 227, 0.08);

  /* Type */
  --sans: "Geist", -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "Geist Mono", "SF Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* Radius */
  --r-sm: 12px;
  --r-md: 18px;
  --r-lg: 26px;
  --r-xl: 34px;

  /* Shadow */
  --sh-1: 0 1px 2px rgba(0,0,0,.04), 0 4px 16px rgba(0,0,0,.05);
  --sh-2: 0 4px 10px rgba(0,0,0,.05), 0 18px 50px rgba(0,0,0,.09);
  --sh-3: 0 10px 30px rgba(0,0,0,.10), 0 30px 80px rgba(0,0,0,.12);

  /* Rhythm */
  --maxw: 1160px;
  --pad: clamp(20px, 5vw, 40px);
  --nav-h: 52px;

  /* Easing */
  --ease: cubic-bezier(.22, 1, .36, 1);
  --ease-soft: cubic-bezier(.4, 0, .2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01", "cv01";
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
ul { list-style: none; }

::selection { background: rgba(0,113,227,.16); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--pad); }
.section { padding-block: clamp(72px, 12vh, 132px); }
.section--tight { padding-block: clamp(48px, 8vh, 84px); }
.section--soft { background: var(--bg-soft); }

.divider { height: 1px; background: var(--line); border: 0; }

/* ---------- Type ---------- */
.eyebrow {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow--muted { color: var(--ink-3); }

h1, h2, h3 { font-weight: 600; letter-spacing: -.022em; line-height: 1.06; }
.display {
  font-size: clamp(3rem, 8.4vw, 6.6rem);
  font-weight: 600;
  letter-spacing: -.035em;
  line-height: .98;
}
.h2 { font-size: clamp(2rem, 4.6vw, 3.4rem); letter-spacing: -.028em; }
.h3 { font-size: clamp(1.3rem, 2.4vw, 1.7rem); letter-spacing: -.02em; }
.lead {
  font-size: clamp(1.18rem, 2.3vw, 1.7rem);
  line-height: 1.32;
  color: var(--ink-2);
  font-weight: 400;
  letter-spacing: -.012em;
}
.muted { color: var(--ink-2); }
.dim { color: var(--ink-3); }
.measure { max-width: 62ch; }
.measure-sm { max-width: 48ch; }

.grad-ink {
  background: linear-gradient(120deg, var(--ink) 0%, var(--ink) 42%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  --bg-btn: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: .5em;
  padding: 13px 24px;
  border-radius: 980px;
  background: var(--bg-btn);
  color: #fff;
  font-size: .98rem;
  font-weight: 500;
  letter-spacing: -.01em;
  transition: transform .4s var(--ease), background .25s var(--ease-soft), box-shadow .4s var(--ease);
  will-change: transform;
}
.btn:hover { background: var(--accent-press); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(0,113,227,.30); }
.btn:active { transform: translateY(0) scale(.985); }

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line-strong);
}
.btn--ghost:hover { background: var(--ink); color: #fff; border-color: var(--ink); box-shadow: var(--sh-2); }

.btn .arrow { transition: transform .4s var(--ease); }
.btn:hover .arrow { transform: translateX(3px); }

.textlink {
  color: var(--accent);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: .35em;
}
.textlink::after {
  content: "→";
  transition: transform .4s var(--ease);
}
.textlink:hover::after { transform: translateX(4px); }

/* ---------- Nav ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0);
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease-soft), border-color .4s var(--ease-soft), backdrop-filter .4s;
}
.nav.is-stuck {
  background: rgba(255,255,255,.72);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: var(--line);
}
.nav__inner {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  font-weight: 600;
  letter-spacing: -.02em;
  font-size: 1.02rem;
  display: inline-flex;
  align-items: center;
  gap: .55em;
}
.brand .mark {
  display: grid;
  place-items: center;
  width: 26px; height: 26px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: -.02em;
}
.nav__links { display: flex; align-items: center; gap: clamp(14px, 2.4vw, 34px); }
.nav__links a {
  font-size: .92rem;
  color: var(--ink-2);
  font-weight: 450;
  position: relative;
  transition: color .25s var(--ease-soft);
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 100%; height: 1.5px;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { transform: scaleX(1); }
.nav__links a[aria-current="page"] { color: var(--ink); }
.nav__links a[aria-current="page"]::after { transform: scaleX(1); background: var(--accent); }

.nav__toggle { display: none; width: 26px; height: 26px; position: relative; }
.nav__toggle span {
  position: absolute; left: 3px; right: 3px; height: 1.6px; background: var(--ink);
  transition: transform .4s var(--ease), opacity .25s;
}
.nav__toggle span:nth-child(1) { top: 9px; }
.nav__toggle span:nth-child(2) { bottom: 9px; }
body.menu-open .nav__toggle span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
body.menu-open .nav__toggle span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }

@media (max-width: 720px) {
  .nav__toggle { display: block; z-index: 101; }
  .nav__links {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
    background: rgba(255,255,255,.86);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    backdrop-filter: blur(28px) saturate(180%);
    opacity: 0;
    pointer-events: none;
    transition: opacity .4s var(--ease-soft);
  }
  body.menu-open .nav__links { opacity: 1; pointer-events: auto; }
  .nav__links a { font-size: 1.7rem; font-weight: 500; color: var(--ink); }
  .nav__links a::after { display: none; }
}

/* ---------- Scroll progress ---------- */
.progress {
  position: fixed; top: 0; left: 0; height: 2px;
  width: 100%; transform: scaleX(0); transform-origin: left;
  background: var(--accent); z-index: 102;
  transition: transform .1s linear;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}
.hero__glow {
  position: absolute;
  z-index: -1;
  top: -10%; left: 50%;
  width: min(1100px, 120vw);
  aspect-ratio: 1;
  transform: translateX(-50%);
  background:
    radial-gradient(closest-side, rgba(0,113,227,.13), transparent 70%);
  filter: blur(20px);
}
.hero__grid {
  position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 35%, #000 30%, transparent 78%);
  mask-image: radial-gradient(ellipse 80% 60% at 50% 35%, #000 30%, transparent 78%);
  opacity: .55;
}
.hero__inner { width: 100%; padding-block: clamp(40px, 9vh, 90px); }
.hero .badge { margin-bottom: 28px; }
.hero .display { margin: 18px 0 0; }
.hero .lead { margin-top: 28px; max-width: 30ch; }
.hero__cta { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 14px; }

.badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 14px 7px 12px;
  border: 1px solid var(--line);
  border-radius: 980px;
  background: rgba(255,255,255,.6);
  font-size: .82rem;
  color: var(--ink-2);
  font-weight: 450;
}
.badge .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #30c050;
  box-shadow: 0 0 0 0 rgba(48,192,80,.5);
  animation: pulse 2.4s var(--ease-soft) infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(48,192,80,.5); }
  70% { box-shadow: 0 0 0 7px rgba(48,192,80,0); }
  100% { box-shadow: 0 0 0 0 rgba(48,192,80,0); }
}

/* ---------- Stat strip ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(20px, 4vw, 56px);
}
.stat__num {
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  font-weight: 600;
  letter-spacing: -.04em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stat__num .unit { color: var(--accent); }
.stat__label {
  margin-top: 12px;
  font-size: .9rem;
  color: var(--ink-2);
  line-height: 1.35;
}
@media (max-width: 720px) {
  .stats { grid-template-columns: repeat(2, 1fr); gap: 36px 24px; }
}

/* ---------- Page header (sub pages) ---------- */
.phead { padding-top: calc(var(--nav-h) + clamp(56px, 12vh, 120px)); padding-bottom: clamp(20px, 5vh, 48px); }
.phead .display { font-size: clamp(2.6rem, 7vw, 5rem); }
.phead .lead { margin-top: 26px; }

/* ---------- Section heading ---------- */
.shead { display: flex; flex-direction: column; gap: 16px; margin-bottom: clamp(36px, 6vh, 64px); }
.shead .h2 { max-width: 18ch; }

/* ---------- Feature cards ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
@media (max-width: 880px) { .feature-grid { grid-template-columns: 1fr; } }

.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  padding: 32px;
  overflow: hidden;
  transition: transform .55s var(--ease), box-shadow .55s var(--ease), border-color .4s;
  will-change: transform;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--sh-2); border-color: var(--line-strong); }
.card__idx {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
  letter-spacing: .04em;
}
.card .h3 { margin: 18px 0 10px; }
.card__metric {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  margin-top: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.card__icon {
  width: 46px; height: 46px;
  border-radius: 13px;
  display: grid; place-items: center;
  background: var(--accent-wash);
  color: var(--accent);
  margin-bottom: 6px;
}
.card__icon svg { width: 22px; height: 22px; }

/* ---------- Timeline ---------- */
.timeline { position: relative; }
.tl-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(20px, 5vw, 56px);
  padding-block: 34px;
  border-top: 1px solid var(--line);
}
.tl-item:last-child { border-bottom: 1px solid var(--line); }
.tl-meta { display: flex; flex-direction: column; gap: 8px; }
.tl-date { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); letter-spacing: .02em; }
.tl-role { font-size: .98rem; color: var(--ink-2); font-weight: 500; }
.tl-body .h3 { margin-bottom: 8px; }
.tl-body ul { display: flex; flex-direction: column; gap: 9px; margin-top: 14px; }
.tl-body li {
  position: relative; padding-left: 22px; color: var(--ink-2); font-size: .98rem; line-height: 1.5;
}
.tl-body li::before {
  content: ""; position: absolute; left: 2px; top: .62em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}
@media (max-width: 720px) {
  .tl-item { grid-template-columns: 1fr; gap: 14px; }
}

/* ---------- Tag chips ---------- */
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.tag {
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .01em;
  color: var(--ink-2);
  padding: 5px 11px;
  border: 1px solid var(--line);
  border-radius: 980px;
  background: var(--bg-tint);
  transition: border-color .3s, color .3s, background .3s;
}
.card:hover .tag { border-color: var(--line-strong); }

/* ---------- Project rows ---------- */
.projects { display: flex; flex-direction: column; }
.project {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: clamp(18px, 4vw, 48px);
  align-items: start;
  padding-block: clamp(34px, 5vh, 52px);
  border-top: 1px solid var(--line);
  position: relative;
}
.projects .project:last-child { border-bottom: 1px solid var(--line); }
.project__idx { font-family: var(--mono); font-size: 13px; color: var(--ink-3); padding-top: 6px; }
.project__head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.project .h3 { font-size: clamp(1.4rem, 3vw, 2.05rem); letter-spacing: -.025em; }
.project__kind {
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent);
  padding: 4px 10px; border: 1px solid var(--accent-wash); border-radius: 980px;
  background: var(--accent-wash);
}
.project__date { font-family: var(--mono); font-size: 12.5px; color: var(--ink-3); margin-top: 4px; }
.project p { color: var(--ink-2); margin-top: 14px; max-width: 64ch; line-height: 1.55; }
.project__metrics { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 20px; }
.project__metric .v { font-size: 1.5rem; font-weight: 600; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.project__metric .k { font-size: .8rem; color: var(--ink-3); margin-top: 2px; }
.project__link {
  align-self: center;
  display: inline-grid; place-items: center;
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--ink);
  transition: transform .45s var(--ease), background .3s, color .3s, border-color .3s;
}
.project__link:hover { background: var(--ink); color: #fff; transform: rotate(0) scale(1.06); border-color: var(--ink); }
.project__link svg { width: 18px; height: 18px; transition: transform .45s var(--ease); }
.project__link:hover svg { transform: translate(2px,-2px); }
@media (max-width: 820px) {
  .project { grid-template-columns: 1fr; gap: 10px; }
  .project__idx { display: none; }
  .project__link { justify-self: start; margin-top: 8px; }
}

/* ---------- Publications ---------- */
.pub {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 26px 28px;
  background: var(--card);
  transition: box-shadow .5s var(--ease), transform .5s var(--ease);
}
.pub:hover { box-shadow: var(--sh-1); transform: translateY(-3px); }
.pub + .pub { margin-top: 16px; }
.pub__status {
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 980px; font-weight: 500;
}
.pub__status--ok { background: rgba(48,192,80,.12); color: #1a8a3a; }
.pub__status--sub { background: var(--accent-wash); color: var(--accent-deep); }
.pub__title { font-size: 1.12rem; font-weight: 500; letter-spacing: -.015em; margin: 14px 0 8px; line-height: 1.32; }
.pub__venue { color: var(--ink-2); font-size: .94rem; }
.pub__authors { color: var(--ink-3); font-size: .88rem; margin-top: 6px; font-family: var(--mono); }

/* ---------- Skills ---------- */
.skill-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
@media (max-width: 760px) { .skill-grid { grid-template-columns: 1fr; } }
.skill-card {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 26px 28px;
  background: var(--card);
}
.skill-card h3 {
  font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-3); font-weight: 500; margin-bottom: 18px;
}
.skill-card .chips { display: flex; flex-wrap: wrap; gap: 9px; }
.chip {
  font-size: .9rem; color: var(--ink);
  padding: 7px 14px; border-radius: 980px;
  background: var(--bg-soft);
  transition: background .3s var(--ease-soft), transform .3s var(--ease), color .3s;
}
.chip:hover { background: var(--ink); color: #fff; transform: translateY(-2px); }

/* ---------- Education / certs ---------- */
.split { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(28px, 6vw, 72px); align-items: start; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; } }
.edu-item { padding-block: 22px; border-top: 1px solid var(--line); }
.edu-item:last-child { border-bottom: 1px solid var(--line); }
.edu-item .top { display: flex; justify-content: space-between; gap: 16px; align-items: baseline; flex-wrap: wrap; }
.edu-item .school { font-size: 1.15rem; font-weight: 500; letter-spacing: -.02em; }
.edu-item .when { font-family: var(--mono); font-size: 12px; color: var(--ink-3); white-space: nowrap; }
.edu-item .deg { color: var(--ink-2); margin-top: 6px; }
.edu-item .note { color: var(--ink-3); font-size: .9rem; margin-top: 8px; }

.cert-list { display: flex; flex-direction: column; gap: 4px; }
.cert {
  display: flex; align-items: center; gap: 14px;
  padding: 16px 0; border-top: 1px solid var(--line);
}
.cert:last-child { border-bottom: 1px solid var(--line); }
.cert__tick {
  flex: none; width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center; background: var(--accent-wash); color: var(--accent);
}
.cert__tick svg { width: 13px; height: 13px; }
.cert span { font-size: .98rem; color: var(--ink); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 56px); align-items: start; }
@media (max-width: 880px) { .contact-grid { grid-template-columns: 1fr; } }

.cmethods { display: flex; flex-direction: column; gap: 0; }
.cmethod {
  display: flex; align-items: center; gap: 18px;
  padding: 22px 4px; border-top: 1px solid var(--line);
  transition: padding-left .4s var(--ease);
}
.cmethod:last-child { border-bottom: 1px solid var(--line); }
.cmethod:hover { padding-left: 10px; }
.cmethod__ic {
  flex: none; width: 44px; height: 44px; border-radius: 13px;
  display: grid; place-items: center;
  background: var(--bg-soft); color: var(--ink);
  transition: background .3s, color .3s;
}
.cmethod:hover .cmethod__ic { background: var(--ink); color: #fff; }
.cmethod__ic svg { width: 20px; height: 20px; }
.cmethod__txt .k { font-size: .78rem; color: var(--ink-3); font-family: var(--mono); letter-spacing: .06em; text-transform: uppercase; }
.cmethod__txt .v { font-size: 1.02rem; color: var(--ink); margin-top: 3px; word-break: break-word; }
.cmethod__go { margin-left: auto; color: var(--ink-3); transition: transform .4s var(--ease), color .3s; }
.cmethod:hover .cmethod__go { transform: translateX(4px); color: var(--ink); }

.form { display: flex; flex-direction: column; gap: 16px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: .82rem; font-family: var(--mono); letter-spacing: .05em; text-transform: uppercase; color: var(--ink-3); }
.field input, .field textarea {
  font: inherit; color: var(--ink);
  padding: 14px 16px;
  border: 1px solid var(--line-strong);
  border-radius: var(--r-sm);
  background: var(--bg-tint);
  transition: border-color .3s, box-shadow .3s, background .3s;
  resize: vertical;
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent); background: #fff;
  box-shadow: 0 0 0 4px var(--accent-wash);
}
.field textarea { min-height: 130px; }
.form .btn { align-self: flex-start; margin-top: 4px; }
.form__note { font-size: .82rem; color: var(--ink-3); }

/* ---------- CTA band ---------- */
.cta-band {
  text-align: center;
  border-radius: var(--r-xl);
  background: var(--ink);
  color: #fff;
  padding: clamp(48px, 9vw, 92px) clamp(24px, 6vw, 80px);
  position: relative;
  overflow: hidden;
}
.cta-band .h2 { color: #fff; }
.cta-band .lead { color: rgba(255,255,255,.66); margin-inline: auto; margin-top: 18px; }
.cta-band .btn--ghost { color: #fff; border-color: rgba(255,255,255,.3); }
.cta-band .btn--ghost:hover { background: #fff; color: var(--ink); border-color: #fff; }
.cta-band__glow {
  position: absolute; inset: auto -10% -60% -10%; height: 80%;
  background: radial-gradient(closest-side, rgba(0,113,227,.5), transparent 70%);
  filter: blur(40px); opacity: .6;
}

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding-block: 56px 40px; }
.footer__top { display: flex; justify-content: space-between; gap: 32px; flex-wrap: wrap; align-items: flex-start; }
.footer__brand { max-width: 32ch; }
.footer__brand .lead { font-size: 1.1rem; margin-top: 14px; }
.footer__cols { display: flex; gap: clamp(36px, 7vw, 88px); flex-wrap: wrap; }
.footer__col h4 { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 16px; font-weight: 500; }
.footer__col a { display: block; color: var(--ink-2); font-size: .94rem; padding: 6px 0; transition: color .25s; }
.footer__col a:hover { color: var(--ink); }
.footer__bottom {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-size: .84rem; color: var(--ink-3);
}

/* ---------- Reveal motion ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(22px); }
.js [data-reveal].in {
  opacity: 1; transform: none;
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
.js [data-reveal][data-d="1"].in { transition-delay: .08s; }
.js [data-reveal][data-d="2"].in { transition-delay: .16s; }
.js [data-reveal][data-d="3"].in { transition-delay: .24s; }
.js [data-reveal][data-d="4"].in { transition-delay: .32s; }
.js [data-reveal][data-d="5"].in { transition-delay: .40s; }

/* Hero load stagger */
.js .hero [data-load] { opacity: 0; transform: translateY(26px); filter: blur(6px); }
.js .hero.ready [data-load] {
  opacity: 1; transform: none; filter: none;
  transition: opacity 1s var(--ease), transform 1s var(--ease), filter 1s var(--ease);
}
.js .hero.ready [data-load][data-d="1"] { transition-delay: .12s; }
.js .hero.ready [data-load][data-d="2"] { transition-delay: .24s; }
.js .hero.ready [data-load][data-d="3"] { transition-delay: .36s; }
.js .hero.ready [data-load][data-d="4"] { transition-delay: .48s; }
.js .hero.ready [data-load][data-d="5"] { transition-delay: .60s; }

/* Page enter fade */
.js body { opacity: 0; }
.js body.loaded { opacity: 1; transition: opacity .5s var(--ease-soft); }
.js body.leaving { opacity: 0; transition: opacity .32s var(--ease-soft); }

@media (prefers-reduced-motion: reduce) {
  .js [data-reveal], .js .hero [data-load], .js body { opacity: 1 !important; transform: none !important; filter: none !important; }
}

/* Fail-safe: if JS never initialises, reveal everything */
.force-show [data-reveal],
.force-show .hero [data-load],
.force-show body { opacity: 1 !important; transform: none !important; filter: none !important; }