/* ============================================================
   RELAY — shared styles
   Cinematic dark · amber atmospheric light · Inter + Plex Mono
   ============================================================ */

:root {
  --bg:        #050505;
  --bg-2:      #0a0a0a;
  --bg-3:      #111110;
  --bg-4:      #1a1917;
  --ink:       #f3efe8;
  --ink-2:     #c8c4bd;
  --ink-3:     #a09b92;
  --mute:      #8a857c;
  --mute-2:    #5a564f;
  --mute-3:    #3a3733;
  --rule:      rgba(255,255,255,0.07);
  --rule-2:    rgba(255,255,255,0.14);
  --rule-3:    rgba(255,255,255,0.22);

  --amber:     #BF5700;
  --amber-2:   #FF8534;
  --amber-3:   #FFB07A;
  --amber-glow: rgba(191,87,0,0.55);
  --amber-glow-soft: rgba(255,133,52,0.18);

  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --max: 1280px;
  --gutter: clamp(24px, 4vw, 56px);
  --nav-h: 56px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.55;
  font-weight: 400;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body { min-height: 100vh; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
::selection { background: var(--amber); color: #fff; }

/* page-load fade-up */
body { animation: page-in 0.6s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
body.is-leaving { animation: page-out 0.25s ease forwards; }
@keyframes page-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes page-out { to { opacity: 0; transform: translateY(-4px); } }

.mono { font-family: var(--font-mono); font-weight: 400; }

/* ───── primitives ───── */
.container { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
section { position: relative; padding: clamp(80px, 11vw, 160px) 0; }
section.compact { padding: clamp(56px, 7vw, 96px) 0; }
section.tight { padding: clamp(40px, 5vw, 64px) 0; }

/* ───── type ───── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow .dot {
  display: inline-block;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px var(--amber-glow);
}
h1, h2, h3, h4 { margin: 0; font-weight: 400; letter-spacing: -0.025em; line-height: 1.05; }

.h-hero {
  font-size: clamp(56px, 9vw, 128px);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 0.92;
}
.h-display {
  font-size: clamp(36px, 5.6vw, 76px);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 1.02;
}
.h-1 {
  font-size: clamp(28px, 3.6vw, 48px);
  font-weight: 400;
  letter-spacing: -0.028em;
  line-height: 1.06;
}
.h-2 {
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 400;
  letter-spacing: -0.022em;
  line-height: 1.15;
}
.h-3 {
  font-size: clamp(17px, 1.4vw, 20px);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.25;
}
.lede {
  font-size: clamp(15px, 1.15vw, 17px);
  line-height: 1.5;
  color: var(--ink-2);
  font-weight: 400;
  max-width: 56ch;
}
.body { font-size: 14px; line-height: 1.6; color: var(--ink-2); }
.muted { color: var(--mute); }
.amber { color: var(--amber-2); }

/* ───── links ───── */
.lnk {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ink);
  padding-bottom: 3px;
  border-bottom: 1px solid rgba(255,255,255,0.25);
  transition: border-color 0.2s ease, color 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.lnk:hover { border-color: var(--amber); color: var(--amber-2); }
.lnk.amber { color: var(--amber-2); border-color: rgba(255,133,52,0.45); }
.lnk-arrow { display: inline-block; transition: transform 0.3s cubic-bezier(0.2,0.7,0.2,1); }
.lnk:hover .lnk-arrow { transform: translateX(4px); }

/* ───── pill buttons (magnetic-capable) ───── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.25s cubic-bezier(0.2,0.7,0.2,1);
  white-space: nowrap;
  border: 1px solid transparent;
  position: relative;
  will-change: transform;
}
.btn-light { background: var(--ink); color: var(--bg); }
.btn-light:hover { background: #fff; }
.btn-ghost { border-color: var(--rule-2); color: var(--ink); }
.btn-ghost:hover { background: rgba(255,255,255,0.06); border-color: var(--rule-3); }
.btn-amber { background: var(--amber); color: #fff; }
.btn-amber:hover { background: var(--amber-2); }
.btn-arrow { display: inline-block; transition: transform 0.3s cubic-bezier(0.2,0.7,0.2,1); }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ───── tag chip ───── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--rule-2);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
}
.tag .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 8px var(--amber-glow); }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  background: rgba(5,5,5,0.30);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  transition: background 0.25s ease, border-color 0.25s ease;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  background: rgba(5,5,5,0.78);
  border-bottom-color: var(--rule);
}
.nav-inner {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}
.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  letter-spacing: 0.005em;
  font-weight: 500;
}
.nav-brand .bullet {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 10px var(--amber-glow);
  display: inline-block;
  animation: pulse-bullet 3s ease-in-out infinite;
}
@keyframes pulse-bullet {
  0%, 100% { box-shadow: 0 0 10px var(--amber-glow); }
  50% { box-shadow: 0 0 18px rgba(255,133,52,0.85); }
}
.nav-mid {
  display: flex;
  gap: 28px;
  font-size: 13px;
  font-weight: 400;
  color: var(--ink-2);
  justify-self: center;
}
.nav-mid a {
  transition: color 0.15s ease;
  position: relative;
  padding: 4px 0;
}
.nav-mid a:hover, .nav-mid a.active { color: var(--ink); }
.nav-mid a.active::after {
  content: "";
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: var(--amber);
}
.nav-end {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 16px;
}
.nav-contact {
  padding: 7px 14px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--bg);
  font-size: 12px;
  font-weight: 500;
  transition: background 0.15s ease, transform 0.2s ease;
}
.nav-contact:hover { background: #fff; transform: translateY(-1px); }

.nav-burger {
  display: none;
  width: 32px; height: 32px;
  border-radius: 999px;
  border: 1px solid var(--rule-2);
  align-items: center;
  justify-content: center;
}
.nav-burger span {
  width: 14px; height: 1px;
  background: var(--ink);
  position: relative;
}
.nav-burger span::before, .nav-burger span::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 1px;
  background: var(--ink);
}
.nav-burger span::before { top: -5px; }
.nav-burger span::after { top: 5px; }

@media (max-width: 760px) {
  .nav-inner { grid-template-columns: auto 1fr auto; }
  .nav-mid { display: none; }
  .nav-burger { display: inline-flex; }
  .nav-contact { display: none; }
}

/* mobile sheet */
.nav-sheet {
  position: fixed;
  inset: 0;
  background: rgba(5,5,5,0.95);
  backdrop-filter: blur(20px);
  z-index: 99;
  display: none;
  flex-direction: column;
  padding: 80px var(--gutter) 32px;
  gap: 16px;
}
.nav-sheet.open { display: flex; }
.nav-sheet a {
  font-size: 28px;
  font-weight: 300;
  letter-spacing: -0.025em;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

/* ============================================================
   HERO (cinematic)
   ============================================================ */
.hero {
  padding: var(--nav-h) 0 0;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}
.hero-stage {
  position: relative;
  width: 100%;
  min-height: clamp(620px, 92vh, 920px);
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  align-items: center;
  overflow: hidden;
}
.hero-stage::before {
  /* atmospheric warm light from the left, follows cursor very subtly */
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 60% at var(--mx, 20%) var(--my, 50%), rgba(255,133,52,0.55) 0%, rgba(191,87,0,0.28) 30%, rgba(191,87,0,0.08) 55%, rgba(0,0,0,0) 75%),
    radial-gradient(40% 40% at 5% 90%, rgba(255,133,52,0.30) 0%, rgba(0,0,0,0) 60%),
    radial-gradient(45% 70% at 100% 50%, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 100%);
  pointer-events: none;
  transition: background 1.2s cubic-bezier(0.2,0.7,0.2,1);
}
.hero-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 50% 50%, rgba(0,0,0,0) 50%, rgba(0,0,0,0.65) 100%);
  pointer-events: none;
}
.hero-product {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding: 40px;
}
.hero-product img {
  width: min(88%, 760px);
  filter:
    drop-shadow(0 40px 80px rgba(0,0,0,0.85))
    drop-shadow(-20px 0 60px rgba(255,133,52,0.16))
    brightness(0.95);
  animation: heroFloat 9s ease-in-out infinite;
  will-change: transform;
  transform-origin: center;
}
@keyframes heroFloat {
  0%,100% { transform: translate(0, 0) rotate(0); }
  50% { transform: translate(0, -14px) rotate(-0.4deg); }
}
.hero-copy {
  position: relative;
  z-index: 2;
  padding: clamp(40px, 5vw, 80px);
  padding-right: clamp(40px, 6vw, 96px);
  max-width: 620px;
}
.hero-wordmark {
  font-size: clamp(60px, 9vw, 144px);
  font-weight: 200;
  letter-spacing: -0.05em;
  line-height: 0.85;
  color: var(--ink);
  margin: 0 0 24px;
  animation: hero-stagger 1s 0.1s cubic-bezier(0.2,0.7,0.2,1) both;
}
.hero-headline {
  font-size: clamp(16px, 1.3vw, 19px);
  font-weight: 500;
  letter-spacing: -0.005em;
  line-height: 1.35;
  color: var(--ink);
  margin: 0 0 16px;
  max-width: 32ch;
  animation: hero-stagger 1s 0.25s cubic-bezier(0.2,0.7,0.2,1) both;
}
.hero-sub {
  font-size: clamp(14px, 1.1vw, 16px);
  line-height: 1.55;
  color: var(--ink-2);
  margin: 0 0 28px;
  max-width: 42ch;
  animation: hero-stagger 1s 0.4s cubic-bezier(0.2,0.7,0.2,1) both;
}
.hero-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  animation: hero-stagger 1s 0.55s cubic-bezier(0.2,0.7,0.2,1) both;
}
@keyframes hero-stagger {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-meta {
  position: absolute;
  bottom: 28px;
  left: 0; right: 0;
  z-index: 3;
  padding: 0 clamp(24px, 4vw, 56px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.42);
  gap: 24px;
  flex-wrap: wrap;
  animation: hero-stagger 1s 0.8s cubic-bezier(0.2,0.7,0.2,1) both;
}
.hero-meta .right { color: rgba(255,255,255,0.62); }

@media (max-width: 860px) {
  .hero-stage { grid-template-columns: 1fr; min-height: auto; }
  .hero-product { padding: 80px 24px 24px; }
  .hero-product img { width: 76%; }
  .hero-copy { padding: 0 24px 64px; }
  .hero-meta { position: relative; bottom: auto; padding: 16px 24px 32px; }
}

/* small page hero used by subpages */
.page-hero {
  padding: calc(var(--nav-h) + 80px) 0 clamp(48px, 7vw, 96px);
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(50% 60% at 0% 30%, rgba(255,133,52,0.18) 0%, rgba(0,0,0,0) 60%),
    var(--bg);
  border-bottom: 1px solid var(--rule);
}
.page-hero h1 { margin-top: 16px; }
.page-hero .lede { margin-top: 24px; }

/* ============================================================
   GENERIC SECTION HEAD
   ============================================================ */
.sec-head {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  align-items: baseline;
  margin-bottom: clamp(40px, 5vw, 72px);
}
.sec-head .eyebrow { padding-top: 6px; }
@media (max-width: 720px) { .sec-head { grid-template-columns: 1fr; gap: 12px; } }

.sec-rule { border-top: 1px solid var(--rule); }

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--bg-3);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 28px;
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease;
}
.card:hover { border-color: var(--rule-2); transform: translateY(-2px); }

/* ============================================================
   PRODUCT STAGE (warm/cool variants)
   ============================================================ */
.product-stage {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--rule);
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-stage.warm {
  background:
    radial-gradient(70% 60% at 30% 50%, rgba(255,133,52,0.42) 0%, rgba(191,87,0,0.16) 35%, rgba(0,0,0,0) 65%),
    radial-gradient(50% 60% at 90% 90%, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 70%),
    linear-gradient(180deg, #0f0d0a 0%, #050505 100%);
}
.product-stage.cool {
  background:
    radial-gradient(70% 60% at 50% 30%, rgba(255,255,255,0.05) 0%, rgba(0,0,0,0) 60%),
    linear-gradient(180deg, #0a0a0a 0%, #050505 100%);
}
.product-stage.silver {
  background:
    radial-gradient(60% 60% at 50% 40%, rgba(255,255,255,0.12) 0%, rgba(0,0,0,0) 60%),
    linear-gradient(180deg, #1c1c1c 0%, #050505 100%);
}
.product-stage.black {
  background:
    radial-gradient(60% 60% at 50% 40%, rgba(255,133,52,0.18) 0%, rgba(0,0,0,0) 60%),
    linear-gradient(180deg, #0a0a0a 0%, #030303 100%);
}
.product-stage img {
  width: 70%;
  max-width: 620px;
  filter: drop-shadow(0 40px 80px rgba(0,0,0,0.7)) brightness(0.95);
  transition: transform 1.2s cubic-bezier(0.2,0.7,0.2,1);
}
.product-stage:hover img { transform: scale(1.03) rotate(-1deg); }
.product-stage .corner {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  padding: 14px 18px;
}
.product-stage .corner.tl { top: 0; left: 0; }
.product-stage .corner.tr { top: 0; right: 0; }
.product-stage .corner.bl { bottom: 0; left: 0; }
.product-stage .corner.br { bottom: 0; right: 0; }

/* signal-wave overlay (animated ripples emanating from LED) */
.signal-wave {
  position: absolute;
  pointer-events: none;
  width: 240px; height: 240px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.signal-wave::before, .signal-wave::after,
.signal-wave i, .signal-wave i::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid var(--amber-2);
  opacity: 0;
  animation: ripple 3.6s ease-out infinite;
}
.signal-wave::after { animation-delay: 0.9s; }
.signal-wave i { display: block; animation-delay: 1.8s; }
.signal-wave i::before { animation-delay: 2.7s; }
@keyframes ripple {
  0% { transform: scale(0.2); opacity: 0.5; border-color: var(--amber-2); }
  60% { opacity: 0.15; }
  100% { transform: scale(1); opacity: 0; border-color: var(--amber-3); }
}

/* ============================================================
   MANIFESTO STRIP
   ============================================================ */
.manifesto {
  text-align: center;
  padding: clamp(80px, 11vw, 144px) 0;
  background: var(--bg);
  border-top: 1px solid var(--rule);
}
.manifesto-text {
  max-width: 38ch;
  margin: 0 auto;
  font-size: clamp(22px, 2.6vw, 36px);
  font-weight: 300;
  letter-spacing: -0.022em;
  line-height: 1.22;
  color: var(--ink);
  text-wrap: balance;
}
.manifesto-text .mute { color: var(--mute); }
.manifesto .btn { margin-top: 40px; }

/* ============================================================
   PRESS / TESTIMONIAL CARDS
   ============================================================ */
.press-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.press-card {
  background: var(--bg-3);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-height: 220px;
  transition: border-color 0.25s ease, transform 0.25s ease, background 0.25s ease;
}
.press-card:hover { border-color: var(--rule-2); transform: translateY(-2px); background: var(--bg-4); }
.press-card .quote {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink);
  font-weight: 400;
  letter-spacing: -0.005em;
}
.press-card .meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}
.press-badge {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
}
.press-name {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
}
@media (max-width: 920px) { .press-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .press-grid { grid-template-columns: 1fr; } }

/* ============================================================
   PROBLEM CARDS
   ============================================================ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.problem-card {
  background: var(--bg-3);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-height: 220px;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.problem-card:hover { border-color: var(--rule-2); transform: translateY(-2px); }
.problem-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--amber-2);
}
.problem-card .h-3 { color: var(--ink); }
.problem-card .body { color: var(--mute); margin-top: auto; }
@media (max-width: 860px) { .problem-grid { grid-template-columns: 1fr; } }

.problem-stat {
  margin-top: clamp(56px, 7vw, 80px);
  padding-top: clamp(32px, 4vw, 56px);
  border-top: 1px solid var(--rule);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: end;
}
.problem-stat .big {
  font-size: clamp(48px, 8vw, 112px);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 0.95;
}
@media (max-width: 760px) { .problem-stat { grid-template-columns: 1fr; } }

/* ============================================================
   SPLITS
   ============================================================ */
.split {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}
.split-rev { grid-template-columns: 1.05fr 1fr; }
@media (max-width: 860px) {
  .split, .split-rev { grid-template-columns: 1fr; }
}

/* ============================================================
   STEPS
   ============================================================ */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.step {
  padding: 32px 28px;
  border: 1px solid var(--rule);
  border-radius: 14px;
  background: var(--bg-3);
  display: flex;
  flex-direction: column;
  gap: 14px;
  min-height: 220px;
  transition: border-color 0.25s ease, transform 0.25s ease;
  position: relative;
  overflow: hidden;
}
.step::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(60% 80% at 0% 0%, rgba(255,133,52,0.06) 0%, rgba(0,0,0,0) 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.step:hover { border-color: var(--rule-2); transform: translateY(-2px); }
.step:hover::before { opacity: 1; }
.step-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--amber-2);
}
.step-title { color: var(--ink); position: relative; }
.step-body { color: var(--mute); font-size: 14px; position: relative; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }

.how-foot {
  margin-top: clamp(40px, 5vw, 64px);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--mute);
  border-top: 1px solid var(--rule);
  padding-top: 24px;
  max-width: 60ch;
}

/* ============================================================
   SPECS TABLE
   ============================================================ */
.specs-table {
  width: 100%;
  border-collapse: collapse;
}
.specs-table tr {
  border-bottom: 1px solid var(--rule);
  transition: background 0.2s ease;
}
.specs-table tr:hover { background: rgba(255,255,255,0.02); }
.specs-table tr:first-child { border-top: 1px solid var(--rule); }
.specs-table td { padding: 16px 0; vertical-align: top; }
.specs-table .k {
  width: 38%;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  padding-right: 24px;
}
.specs-table .v {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.005em;
  line-height: 1.45;
}
.specs-table .v.price-row { color: var(--amber-2); font-weight: 500; }

/* ============================================================
   COMPARISON TABLE
   ============================================================ */
.cmp-wrap {
  border-radius: 16px;
  border: 1px solid var(--rule);
  overflow: hidden;
  background: var(--bg-2);
}
.cmp { width: 100%; border-collapse: collapse; }
.cmp th, .cmp td {
  padding: 16px 22px;
  text-align: left;
  font-size: 13px;
  line-height: 1.4;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
  color: var(--ink-2);
}
.cmp tr:last-child td, .cmp tr:last-child th { border-bottom: none; }
.cmp th {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--mute);
  background: var(--bg-3);
}
.cmp th.relay-col { color: var(--amber-2); background: rgba(191,87,0,0.08); }
.cmp td.relay-col { color: var(--ink); background: rgba(191,87,0,0.05); font-weight: 500; }
.cmp .row-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  font-weight: 500;
}
.cmp-foot {
  margin-top: 32px;
  font-size: 13px;
  color: var(--mute);
  max-width: 70ch;
}
@media (max-width: 720px) {
  .cmp { font-size: 12px; }
  .cmp th, .cmp td { padding: 12px 14px; }
}

/* ============================================================
   COLOR FINISH CARDS
   ============================================================ */
.color-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.color-card {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 4/3;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--rule);
  cursor: pointer;
  transition: border-color 0.25s ease, transform 0.25s ease;
}
.color-card:hover { border-color: var(--rule-2); transform: translateY(-2px); }
.color-card.silver {
  background:
    radial-gradient(60% 60% at 50% 40%, rgba(255,255,255,0.12) 0%, rgba(0,0,0,0) 60%),
    linear-gradient(180deg, #1c1c1c 0%, #050505 100%);
}
.color-card.black {
  background:
    radial-gradient(60% 60% at 50% 40%, rgba(255,133,52,0.18) 0%, rgba(0,0,0,0) 60%),
    linear-gradient(180deg, #0a0a0a 0%, #030303 100%);
}
.color-card img {
  width: 72%;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,0.7));
  transition: transform 1s cubic-bezier(0.2,0.7,0.2,1);
}
.color-card:hover img { transform: scale(1.05) rotate(-1.5deg); }
.color-card-label {
  position: absolute;
  bottom: 20px;
  left: 22px;
  right: 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.swatch-row {
  margin-top: 36px;
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: center;
}
.swatch {
  width: 30px; height: 30px;
  border-radius: 50%;
  cursor: pointer;
  border: 1px solid var(--rule-2);
  position: relative;
  transition: transform 0.2s ease;
}
.swatch:hover { transform: scale(1.12); }
.swatch.active::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid var(--amber);
}
.swatch.silver { background: linear-gradient(135deg, #d8d4c8, #908b80); }
.swatch.black { background: linear-gradient(135deg, #2a2a2a, #050505); }
.swatch-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mute);
  min-width: 140px;
  text-align: center;
}
@media (max-width: 720px) { .color-pair { grid-template-columns: 1fr; } }

/* ============================================================
   RESERVE
   ============================================================ */
.reserve-section {
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--rule);
}
.reserve-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(40% 55% at 50% 100%, rgba(255,133,52,0.20) 0%, rgba(191,87,0,0.08) 40%, rgba(0,0,0,0) 75%);
  pointer-events: none;
}
.reserve-wrap {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.reserve-form {
  width: 100%;
  max-width: 480px;
  display: flex;
  gap: 8px;
  margin-top: 24px;
}
.reserve-form input {
  flex: 1;
  padding: 13px 18px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--rule-2);
  border-radius: 999px;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.reserve-form input::placeholder { color: rgba(255,255,255,0.35); }
.reserve-form input:focus { border-color: var(--amber); background: rgba(255,255,255,0.06); }
.reserve-state { font-size: 13px; color: var(--amber-2); min-height: 20px; margin-top: 12px; }
.reserve-legal {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--mute-2);
  max-width: 56ch;
  line-height: 1.6;
}
@media (max-width: 560px) {
  .reserve-form { flex-direction: column; }
  .reserve-form .btn { width: 100%; justify-content: center; }
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list { max-width: 880px; margin: 0 auto; }
.faq-item {
  border-top: 1px solid var(--rule);
  padding: 22px 0;
}
.faq-item:last-child { border-bottom: 1px solid var(--rule); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 400;
  letter-spacing: -0.018em;
  line-height: 1.3;
  color: var(--ink);
  transition: color 0.2s ease;
}
.faq-item summary:hover { color: var(--amber-3); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--mute);
  flex-shrink: 0;
  transition: color 0.2s ease, transform 0.3s ease;
}
.faq-item[open] summary::after { content: "−"; color: var(--amber-2); }
.faq-item .answer {
  margin-top: 12px;
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.6;
  max-width: 70ch;
  animation: faq-open 0.4s ease both;
}
@keyframes faq-open {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   MARQUEE / TICKER
   ============================================================ */
.marquee {
  overflow: hidden;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding: 18px 0;
  background: var(--bg);
}
.marquee-track {
  display: flex;
  gap: 48px;
  animation: marquee 45s linear infinite;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  width: max-content;
}
.marquee-track span { display: inline-flex; align-items: center; gap: 14px; }
.marquee-track .acc { color: var(--ink); }
.marquee-track .dot {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px var(--amber-glow);
  display: inline-block;
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ============================================================
   ANATOMY DIAGRAM
   ============================================================ */
.anatomy {
  position: relative;
  background:
    radial-gradient(70% 60% at 30% 50%, rgba(255,133,52,0.18) 0%, rgba(0,0,0,0) 60%),
    linear-gradient(180deg, #0c0a08 0%, #050505 100%);
  border-radius: 20px;
  border: 1px solid var(--rule);
  padding: clamp(40px, 6vw, 80px);
  aspect-ratio: 16/9;
  overflow: hidden;
}
.anatomy-img {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.anatomy-img img {
  max-width: 52%;
  filter: drop-shadow(0 40px 80px rgba(0,0,0,0.7));
}
.anatomy-label {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--ink-2);
  animation: fade-in 0.8s 0.4s cubic-bezier(0.2,0.7,0.2,1) both;
}
.anatomy-label .num {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--amber);
  color: #fff;
  display: inline-flex;
  align-items: center; justify-content: center;
  font-size: 10px;
  box-shadow: 0 0 0 4px rgba(191,87,0,0.16);
}
.anatomy-label .line {
  height: 1px; background: rgba(255,133,52,0.45); width: 60px;
}
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }

/* ============================================================
   ROADMAP TIMELINE
   ============================================================ */
.timeline { display: flex; flex-direction: column; }
.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr 80px;
  gap: 24px;
  padding: 20px 0;
  border-top: 1px solid var(--rule);
  align-items: baseline;
  transition: background 0.2s ease;
}
.timeline-item:hover { background: rgba(255,255,255,0.02); }
.timeline-item:last-child { border-bottom: 1px solid var(--rule); }
.timeline-item .date {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--mute);
  text-transform: uppercase;
}
.timeline-item .title {
  font-size: clamp(17px, 1.6vw, 20px);
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
}
.timeline-item .status { text-align: right; }
.status-tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--rule-2);
  color: var(--mute);
}
.status-tag.done { background: rgba(255,133,52,0.12); color: var(--amber-2); border-color: rgba(255,133,52,0.3); }
.status-tag.now { background: var(--ink); color: var(--bg); border-color: var(--ink); }
@media (max-width: 720px) {
  .timeline-item { grid-template-columns: 1fr; gap: 6px; }
  .timeline-item .status { text-align: left; }
}

/* ============================================================
   PRINCIPLES (numbered, large)
   ============================================================ */
.principles { display: flex; flex-direction: column; gap: clamp(32px, 4vw, 56px); }
.principle {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 24px;
  align-items: baseline;
  padding-top: clamp(32px, 4vw, 48px);
  border-top: 1px solid var(--rule);
}
.principle:first-child { border-top: none; padding-top: 0; }
.principle .num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--amber-2);
}
.principle h3 { color: var(--ink); }
.principle .body { margin-top: 16px; max-width: 60ch; }
@media (max-width: 720px) { .principle { grid-template-columns: 1fr; } }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--bg);
  color: var(--ink);
  padding: 72px 0 28px;
  border-top: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.footer h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--mute);
  margin: 0 0 14px;
}
.footer .col-brand .tagline {
  margin-top: 14px;
  font-size: 13px;
  color: var(--mute);
  max-width: 32ch;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer ul a {
  font-size: 13px;
  color: var(--ink-2);
  transition: color 0.15s ease, transform 0.2s ease;
  display: inline-block;
}
.footer ul a:hover { color: var(--amber-3); transform: translateX(2px); }
.footer-wordmark {
  margin-top: 56px;
  font-size: clamp(80px, 18vw, 240px);
  font-weight: 200;
  letter-spacing: -0.05em;
  line-height: 0.85;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.10);
  user-select: none;
  cursor: default;
}
.footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--mute-2);
}
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

/* ============================================================
   ANIMATIONS — reveal on scroll
   ============================================================ */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.8s cubic-bezier(0.2,0.7,0.2,1), transform 0.8s cubic-bezier(0.2,0.7,0.2,1); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal[data-delay="100"] { transition-delay: 0.1s; }
.reveal[data-delay="200"] { transition-delay: 0.2s; }
.reveal[data-delay="300"] { transition-delay: 0.3s; }
.reveal[data-delay="400"] { transition-delay: 0.4s; }
.reveal[data-delay="500"] { transition-delay: 0.5s; }

.reveal-fade { opacity: 0; transition: opacity 1.2s ease; }
.reveal-fade.in { opacity: 1; }

/* count-up — element starts hidden text, JS handles content */
.count-up { display: inline-block; min-width: 1ch; }

/* helpers */
.mt-8 { margin-top: 8px; } .mt-16 { margin-top: 16px; } .mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; } .mt-48 { margin-top: 48px; } .mt-64 { margin-top: 64px; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.gap-12 { gap: 12px; } .gap-16 { gap: 16px; } .gap-24 { gap: 24px; }
.text-center { text-align: center; }
.full-w { width: 100%; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero-product img { animation: none; }
}