/* ============================================================================
   EVA MEDIA LABS — "The Signal at the Frontier"
   A 1-of-1 design theme. Obsidian canvas · molten-gold capital · glacial-ice
   machine. Editorial serif intelligence, technical-mono signal, grotesk clarity.
   ========================================================================== */

/* ----------------------------------------------------------------------------
   0. DESIGN TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* —— Surfaces: the void deepens as you descend —— */
  --void:        #040406;
  --obsidian:    #08080B;
  --obsidian-2:  #0B0B0F;
  --carbon:      #121218;
  --carbon-2:    #16161D;
  --ink:         #20202A;          /* hairlines */
  --ink-bright:  #2E2E3B;

  /* —— Molten gold — capital, warmth, the human hand —— */
  --gold:        #F0B45A;
  --gold-bright: #FFE0A6;
  --gold-deep:   #C2842F;
  --gold-glow:   rgba(240, 180, 90, 0.55);

  /* —— Glacial ice — machine, frontier, the cold edge —— */
  --ice:         #93DCF1;
  --ice-bright:  #CDEFFA;
  --ice-deep:    #3D7E9D;
  --ice-glow:    rgba(147, 220, 241, 0.45);

  /* —— Type —— */
  --text:        #ECEAE2;
  --text-dim:    #9C988C;
  --text-faint:  #5A574D;
  --text-ghost:  #36342E;

  /* —— Fonts —— */
  --font-display: "Fraunces", "Times New Roman", serif;
  --font-body:    "Hanken Grotesk", system-ui, sans-serif;
  --font-mono:    "JetBrains Mono", ui-monospace, monospace;

  /* —— Fluid type scale —— */
  --fs-mega:  clamp(3.6rem, 11vw, 13rem);
  --fs-h1:    clamp(2.6rem, 7vw, 6.5rem);
  --fs-h2:    clamp(2rem, 4.5vw, 4rem);
  --fs-h3:    clamp(1.4rem, 2.4vw, 2.2rem);
  --fs-lead:  clamp(1.1rem, 1.7vw, 1.6rem);
  --fs-body:  clamp(1rem, 1.1vw, 1.125rem);
  --fs-sm:    0.82rem;
  --fs-mono:  0.72rem;

  /* —— Rhythm —— */
  --gutter:   clamp(1.25rem, 5vw, 7rem);
  --section:  clamp(6rem, 14vh, 12rem);
  --maxw:     1480px;

  /* —— Motion —— */
  --ease-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft:  cubic-bezier(0.33, 1, 0.68, 1);
  --ease-snap:  cubic-bezier(0.7, 0, 0.2, 1);

  /* —— Misc —— */
  --hair: 1px solid var(--ink);
}

/* ----------------------------------------------------------------------------
   1. RESET & BASE
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  background: var(--obsidian);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  font-weight: 380;
  overflow-x: hidden;
  cursor: none;
}

@media (pointer: coarse) { body { cursor: auto; } }

::selection { background: var(--gold); color: var(--void); }

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* Focus visibility for keyboard users */
:focus-visible {
  outline: 2px solid var(--ice);
  outline-offset: 4px;
}

/* ----------------------------------------------------------------------------
   2. ATMOSPHERE — grain, vignette, custom cursor, progress
   -------------------------------------------------------------------------- */

/* Film grain over everything */
.grain {
  position: fixed; inset: -50%;
  width: 200%; height: 200%;
  pointer-events: none; z-index: 9000;
  opacity: 0.045; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grain-shift 0.6s steps(2) infinite;
}
@keyframes grain-shift {
  0%   { transform: translate(0, 0); }
  50%  { transform: translate(-2%, 1%); }
  100% { transform: translate(1%, -1.5%); }
}

/* Edge vignette to deepen the void */
.vignette {
  position: fixed; inset: 0; pointer-events: none; z-index: 8000;
  background: radial-gradient(130% 110% at 50% 40%,
              transparent 55%, rgba(0,0,0,0.55) 100%);
}

/* Custom cursor — a signal reticle */
.cursor, .cursor-dot {
  position: fixed; top: 0; left: 0;
  pointer-events: none; z-index: 9500;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  will-change: transform;
}
.cursor {
  width: 30px; height: 30px;
  border: 1px solid var(--gold);
  transition: width .35s var(--ease-expo), height .35s var(--ease-expo),
              border-color .35s var(--ease-expo), background-color .35s var(--ease-expo);
  mix-blend-mode: difference;
}
.cursor-dot {
  width: 4px; height: 4px; background: var(--gold);
}
.cursor.is-hover {
  width: 64px; height: 64px;
  background: var(--gold-glow);
  border-color: transparent;
}
@media (pointer: coarse) { .cursor, .cursor-dot { display: none; } }

/* Scroll progress — a filament drawn along the top */
.progress {
  position: fixed; top: 0; left: 0; height: 2px; width: 100%;
  z-index: 9200; background: transparent;
}
.progress__bar {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--gold-deep), var(--gold), var(--ice));
  box-shadow: 0 0 12px var(--gold-glow);
  transform-origin: left;
}

/* ----------------------------------------------------------------------------
   3. LAYOUT PRIMITIVES
   -------------------------------------------------------------------------- */
.shell { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--text-dim);
  display: inline-flex; align-items: center; gap: 0.8em;
}
.eyebrow::before {
  content: ""; width: 26px; height: 1px; background: var(--gold);
  box-shadow: 0 0 8px var(--gold-glow);
}
.eyebrow--ice::before { background: var(--ice); box-shadow: 0 0 8px var(--ice-glow); }

.section-index {
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  color: var(--text-faint);
  letter-spacing: 0.2em;
}

h1, h2, h3 { font-family: var(--font-display); font-weight: 340; line-height: 0.98; letter-spacing: -0.02em; }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

.italic { font-style: italic; font-optical-sizing: auto; }
.gold { color: var(--gold); }
.ice  { color: var(--ice); }

/* ----------------------------------------------------------------------------
   4. REVEAL ANIMATIONS (driven by IntersectionObserver -> .in)
   -------------------------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(38px);
  transition: opacity 1s var(--ease-expo), transform 1.1s var(--ease-expo);
  transition-delay: var(--d, 0ms);
}
[data-reveal="clip"] {
  transform: none;
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1.2s var(--ease-expo);
}
[data-reveal="scale"] { transform: scale(1.08); }
[data-reveal].in { opacity: 1; transform: none; clip-path: inset(0 0 0 0); }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .grain { animation: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================================
   5. NAVIGATION
   ========================================================================== */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 9100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.4rem var(--gutter);
  transition: background .5s var(--ease-soft), padding .5s var(--ease-soft), border-color .5s;
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(8, 8, 11, 0.72);
  backdrop-filter: blur(18px) saturate(1.2);
  -webkit-backdrop-filter: blur(18px) saturate(1.2);
  border-bottom-color: var(--ink);
  padding-block: 1rem;
}
.brand { display: flex; align-items: center; gap: 0.7rem; }
.brand__mark { width: 26px; height: 26px; }
.brand__name {
  font-family: var(--font-display); font-size: 1.18rem; letter-spacing: 0.01em;
  font-weight: 400;
}
.brand__name b { font-weight: 600; }
.nav__links { display: flex; align-items: center; gap: 2.2rem; }
.nav__link {
  font-family: var(--font-mono); font-size: var(--fs-mono);
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--text-dim);
  position: relative; transition: color .3s;
}
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 0;
  background: var(--gold); transition: width .35s var(--ease-expo);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { width: 100%; }
.nav__links .nav__link:nth-child(n+4) { } /* spacing handled by gap */

.signal {
  display: inline-flex; align-items: center; gap: 0.55rem;
  font-family: var(--font-mono); font-size: var(--fs-mono);
  letter-spacing: 0.2em; color: var(--text-dim);
}
.signal__dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--gold);
  box-shadow: 0 0 0 0 var(--gold-glow);
  animation: pulse 2.4s var(--ease-soft) infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 var(--gold-glow); }
  70%  { box-shadow: 0 0 0 9px rgba(240,180,90,0); }
  100% { box-shadow: 0 0 0 0 rgba(240,180,90,0); }
}

.nav-toggle { display: none; }

/* ============================================================================
   6. HERO
   ========================================================================== */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding-bottom: clamp(3rem, 9vh, 7rem); overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background: var(--void) center/cover no-repeat;
  will-change: transform;
}
.hero__bg img {
  width: 100%; height: 120%; object-fit: cover; object-position: center 60%;
  opacity: 0.9;
}
.hero__veil {
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(to top, var(--obsidian) 2%, rgba(8,8,11,0.2) 38%, transparent 70%),
    radial-gradient(80% 60% at 18% 88%, rgba(240,180,90,0.10), transparent 60%);
}
/* animated horizon filament behind headline */
.hero__filament {
  position: absolute; left: 0; right: 0; bottom: 30%; height: 1px; z-index: 1;
  background: linear-gradient(90deg, transparent, var(--gold-deep) 20%, var(--gold) 50%, var(--ice-deep) 80%, transparent);
  opacity: 0.5;
  filter: blur(0.4px);
  animation: filament-breathe 7s var(--ease-soft) infinite;
}
@keyframes filament-breathe { 0%,100%{opacity:.3} 50%{opacity:.7} }

.hero__inner { position: relative; z-index: 2; width: 100%; }
.hero__meta {
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 2rem; flex-wrap: wrap; margin-bottom: clamp(1.5rem, 4vh, 3rem);
}
.hero__coords {
  font-family: var(--font-mono); font-size: var(--fs-mono);
  color: var(--text-dim); letter-spacing: 0.18em; line-height: 2;
  text-align: right;
}
.hero__coords span { color: var(--ice); }

.hero h1 {
  font-size: var(--fs-mega);
  letter-spacing: -0.035em;
  line-height: 0.86;
}
.hero h1 .line { display: block; overflow: hidden; }
.hero h1 .line > span {
  display: block;
  transform: translateY(105%);
  transition: transform 1.2s var(--ease-expo);
  transition-delay: var(--d, 0ms);
}
.hero.is-ready h1 .line > span { transform: translateY(0); }
.hero h1 em { font-style: italic; color: var(--gold); font-weight: 300; }
.hero h1 .ghost {
  -webkit-text-stroke: 1px var(--text-ghost);
  color: transparent;
}

.hero__sub {
  display: flex; gap: clamp(1.5rem, 4vw, 4rem); align-items: flex-start;
  margin-top: clamp(1.6rem, 4vh, 2.8rem); flex-wrap: wrap;
  max-width: 60ch;
}
.hero__sub p { color: var(--text-dim); font-size: var(--fs-lead); max-width: 38ch; }
.hero__cta {
  display: inline-flex; align-items: center; gap: 0.8rem;
  font-family: var(--font-mono); font-size: var(--fs-sm);
  letter-spacing: 0.16em; text-transform: uppercase;
  padding: 1rem 1.6rem; border: 1px solid var(--ink-bright);
  border-radius: 100px; color: var(--text);
  transition: border-color .4s, color .4s, background .4s, transform .4s var(--ease-expo);
  white-space: nowrap;
}
.hero__cta:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.hero__cta .arrow { transition: transform .4s var(--ease-expo); }
.hero__cta:hover .arrow { transform: translate(4px, -4px); }

.scrollcue {
  position: absolute; left: 50%; bottom: 1.6rem; transform: translateX(-50%);
  z-index: 3; display: flex; flex-direction: column; align-items: center; gap: .6rem;
  font-family: var(--font-mono); font-size: var(--fs-mono);
  letter-spacing: 0.25em; color: var(--text-faint);
}
.scrollcue__rail { width: 1px; height: 46px; background: var(--ink-bright); position: relative; overflow: hidden; }
.scrollcue__rail::after {
  content:""; position: absolute; top: -50%; left: 0; width: 100%; height: 50%;
  background: linear-gradient(var(--gold), transparent);
  animation: cue 2.2s var(--ease-soft) infinite;
}
@keyframes cue { 0%{top:-50%} 100%{top:100%} }

/* ============================================================================
   7. MARQUEE / CONVICTION TICKER
   ========================================================================== */
.ticker {
  border-block: var(--hair); padding-block: 1.5rem; overflow: hidden;
  background: var(--obsidian-2); position: relative;
}
.ticker__track {
  display: flex; gap: 4rem; width: max-content;
  animation: marquee 38s linear infinite;
}
.ticker:hover .ticker__track { animation-play-state: paused; }
.ticker__item {
  display: inline-flex; align-items: center; gap: 1.4rem;
  font-family: var(--font-display); font-size: clamp(1.4rem, 3vw, 2.6rem);
  font-style: italic; color: var(--text); white-space: nowrap; font-weight: 320;
}
.ticker__item span { color: var(--gold); font-style: normal; }
.ticker__star { color: var(--ice); font-size: 0.7em; font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ============================================================================
   8. SECTION SHELL
   ========================================================================== */
.section { padding-block: var(--section); position: relative; }
.section--void { background: var(--void); }
.section__head {
  display: grid; grid-template-columns: minmax(0,1fr) auto;
  align-items: end; gap: 2rem; margin-bottom: clamp(3rem, 7vh, 6rem);
}
.section__title { max-width: none; }
.section__title h2 { margin-top: 1.2rem; max-width: 16ch; }   /* ch on the display font itself */

/* ---- 8a. DUAL PILLARS — We Build / We Back ---- */
.pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--ink); border: var(--hair); }
.pillar {
  position: relative; padding: clamp(2rem, 4vw, 3.6rem); background: var(--obsidian);
  min-height: 460px; display: flex; flex-direction: column;
  transition: background .6s var(--ease-soft);
  overflow: hidden;
}
.pillar::before {
  content: ""; position: absolute; inset: 0; opacity: 0; transition: opacity .6s;
  background: radial-gradient(120% 90% at 0% 0%, var(--tint), transparent 55%);
}
.pillar:hover::before { opacity: 1; }
.pillar--build { --tint: rgba(240,180,90,0.10); }
.pillar--back  { --tint: rgba(147,220,241,0.10); }
.pillar__no {
  font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.2em;
  color: var(--text-faint); margin-bottom: auto;
}
.pillar__icon { width: 54px; height: 54px; margin-bottom: 2rem; }
.pillar h3 { font-size: clamp(2rem,3.5vw,3.2rem); margin-bottom: 1rem; }
.pillar--build h3 em { color: var(--gold); font-style: italic; }
.pillar--back  h3 em { color: var(--ice);  font-style: italic; }
.pillar p { color: var(--text-dim); max-width: 40ch; }
.pillar__tags { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 2rem; }
.tag {
  font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--text-dim);
  border: 1px solid var(--ink-bright); border-radius: 100px; padding: 0.4rem 0.9rem;
  transition: border-color .3s, color .3s;
}
.pillar--build .tag:hover { border-color: var(--gold); color: var(--gold); }
.pillar--back  .tag:hover { border-color: var(--ice);  color: var(--ice); }

/* ---- 8b. THESES — numbered convictions ---- */
.theses { border-top: var(--hair); }
.thesis {
  display: grid; grid-template-columns: 7rem minmax(0,2fr) minmax(0,3fr);
  gap: clamp(1rem,3vw,3rem); align-items: start;
  padding-block: clamp(2rem, 4vh, 3.4rem); border-bottom: var(--hair);
  transition: background .5s var(--ease-soft);
}
.thesis:hover { background: var(--obsidian-2); }
.thesis__no { font-family: var(--font-mono); color: var(--gold); font-size: var(--fs-sm); letter-spacing: 0.2em; padding-top: 0.4rem; }
.thesis h3 { font-size: clamp(1.5rem, 2.6vw, 2.4rem); }
.thesis h3 em { font-style: italic; color: var(--ice); }
.thesis p { color: var(--text-dim); align-self: center; }

/* ---- 8c. SIGNALS GRID — portfolio / watchlist ---- */
.signals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--ink); border: var(--hair); }
.signal-card {
  background: var(--obsidian); padding: clamp(1.6rem,2.4vw,2.4rem);
  min-height: 300px; display: flex; flex-direction: column;
  position: relative; overflow: hidden; transition: background .5s;
}
.signal-card:hover { background: var(--carbon); }
.signal-card__top { display: flex; justify-content: space-between; align-items: baseline; }
.signal-card__cat { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--ice-deep); }
.signal-card__stage { font-family: var(--font-mono); font-size: var(--fs-mono); color: var(--text-faint); letter-spacing: 0.15em; }
.signal-card h3 { font-size: clamp(1.6rem, 2.4vw, 2.2rem); margin-top: auto; }
.signal-card p { color: var(--text-dim); font-size: var(--fs-sm); margin-top: 0.8rem; }
.signal-card__bar {
  margin-top: 1.4rem; height: 1px; background: var(--ink-bright); position: relative; overflow: hidden;
}
.signal-card__bar::after {
  content:""; position:absolute; inset:0; width:0; background: linear-gradient(90deg, var(--gold-deep), var(--gold));
  transition: width 1.2s var(--ease-expo); transition-delay: var(--d,0ms);
}
.signal-card.in .signal-card__bar::after { width: var(--w, 60%); }

/* ---- 8d. METRICS — conviction in numbers ---- */
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--ink); border-block: var(--hair); }
.metric { background: var(--obsidian); padding: clamp(2rem,3vw,3rem) clamp(1.4rem,2vw,2rem); text-align: left; }
.metric__num {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(2.8rem, 6vw, 5rem); line-height: 1; letter-spacing: -0.03em;
  color: var(--text);
}
.metric__num .unit { color: var(--gold); font-size: 0.5em; vertical-align: super; margin-left: 0.1em; }
.metric__label { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-dim); margin-top: 1rem; }

/* ============================================================================
   9. FULL-BLEED FRONTIER MOMENT
   ========================================================================== */
.frontier {
  position: relative; min-height: 92svh; display: grid; place-items: center;
  text-align: center; overflow: hidden; isolation: isolate;
}
.frontier__bg { position: absolute; inset: 0; z-index: -2; }
.frontier__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.85; will-change: transform; }
.frontier::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(70% 60% at 50% 50%, transparent 30%, var(--void) 92%),
    linear-gradient(var(--obsidian), transparent 18%, transparent 82%, var(--obsidian));
}
.frontier__inner { max-width: min(92vw, 900px); padding-inline: var(--gutter); }
.frontier h2 { font-size: clamp(2rem, 5.2vw, 4.4rem); text-shadow: 0 2px 40px rgba(0,0,0,0.7); }
.frontier h2 em { font-style: italic; color: var(--gold); }
.frontier p { margin-top: 1.6rem; color: var(--text-dim); font-family: var(--font-mono); font-size: var(--fs-sm); letter-spacing: 0.2em; text-transform: uppercase; text-shadow: 0 1px 18px rgba(0,0,0,0.9); }

/* ============================================================================
   10. PULL QUOTE / MANIFESTO
   ========================================================================== */
.manifesto { padding-block: var(--section); }
.manifesto blockquote {
  font-family: var(--font-display); font-weight: 300; font-style: italic;
  font-size: clamp(1.8rem, 4.5vw, 4rem); line-height: 1.12; letter-spacing: -0.02em;
  max-width: 20ch; margin-inline: auto; text-align: center;
}
.manifesto blockquote .gold { font-style: normal; }
.manifesto cite {
  display: block; margin-top: 2.4rem; text-align: center; font-style: normal;
  font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--text-dim);
}

/* ============================================================================
   11. CONTACT / CTA
   ========================================================================== */
.contact { padding-block: var(--section); border-top: var(--hair); position: relative; }
.contact__grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(2rem,6vw,6rem); align-items: end; }
.contact h2 { font-size: var(--fs-h1); }
.contact h2 em { font-style: italic; color: var(--gold); }
.contact__form { display: flex; flex-direction: column; gap: 1.4rem; }
.field { display: flex; flex-direction: column; gap: 0.6rem; }
.field label { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-dim); }
.field input, .field textarea {
  background: transparent; border: none; border-bottom: 1px solid var(--ink-bright);
  color: var(--text); font-family: var(--font-body); font-size: 1.05rem;
  padding: 0.7rem 0; transition: border-color .4s;
}
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--gold); }
.field input::placeholder, .field textarea::placeholder { color: var(--text-faint); }
.submit {
  align-self: flex-start; margin-top: 0.6rem;
  display: inline-flex; align-items: center; gap: 0.8rem;
  font-family: var(--font-mono); font-size: var(--fs-sm); letter-spacing: 0.16em; text-transform: uppercase;
  background: var(--gold); color: var(--void); border: none; cursor: none;
  padding: 1rem 1.8rem; border-radius: 100px;
  transition: transform .4s var(--ease-expo), box-shadow .4s, background .4s;
}
.submit:hover { transform: translateY(-2px); box-shadow: 0 10px 40px -10px var(--gold-glow); background: var(--gold-bright); }

/* ============================================================================
   12. FOOTER
   ========================================================================== */
.footer { border-top: var(--hair); padding-block: clamp(3rem,6vh,5rem) 2rem; background: var(--void); }
.footer__top { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 2rem; }
.footer__brand .brand__name { font-size: 1.5rem; }
.footer__tag { color: var(--text-dim); max-width: 30ch; margin-top: 1.2rem; font-size: var(--fs-sm); }
.footer__col h4 { font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-faint); margin-bottom: 1.2rem; font-weight: 400; }
.footer__col a { display: block; color: var(--text-dim); padding: 0.35rem 0; transition: color .3s, padding-left .3s; font-size: var(--fs-sm); }
.footer__col a:hover { color: var(--gold); padding-left: 0.4rem; }
.footer__bottom {
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem;
  margin-top: clamp(3rem,8vh,6rem); padding-top: 2rem; border-top: var(--hair);
  font-family: var(--font-mono); font-size: var(--fs-mono); letter-spacing: 0.16em; color: var(--text-faint);
}
.footer__wordmark {
  font-family: var(--font-display); font-size: clamp(3rem, 16vw, 14rem); line-height: 0.8;
  letter-spacing: -0.04em; color: transparent; -webkit-text-stroke: 1px var(--ink-bright);
  text-align: center; margin-top: clamp(2rem,6vh,4rem); user-select: none;
  transition: -webkit-text-stroke-color .6s;
}
.footer__wordmark:hover { -webkit-text-stroke-color: var(--gold-deep); }

/* ============================================================================
   13. RESPONSIVE
   ========================================================================== */
@media (max-width: 980px) {
  .pillars { grid-template-columns: 1fr; }
  .signals { grid-template-columns: 1fr 1fr; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .contact__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .thesis { grid-template-columns: 4rem 1fr; }
  .thesis p { grid-column: 2; }
}
@media (max-width: 700px) {
  /* Stack section heads so the wide index label can't squeeze/clip the title */
  .section__head { grid-template-columns: 1fr; gap: 1.1rem; }
  .section__head .section-index { justify-self: start; }
}
@media (max-width: 640px) {
  .nav__links { display: none; }
  .signals { grid-template-columns: 1fr; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .hero__coords { display: none; }
  body { cursor: auto; }
  .cursor, .cursor-dot { display: none; }
}