/* =========================================================
   ARAI TECH — Site stylesheet
   Aesthetic: dark, refined, editorial-tech.
   ========================================================= */

:root {
  /* palette */
  --bg:        #08080a;
  --bg-2:      #0d0d10;
  --surface:   #111114;
  --surface-2: #16161b;
  --line:      #1d1d23;
  --line-2:    #2a2a32;
  --text:      #f2efe9;
  --text-2:    #b8b3a8;
  --muted:     #6b6863;
  --accent:    #ff5b29;
  --accent-2:  #ff8a3d;
  --mint:      #5eead4;
  --gold:      #d4a574;

  /* type */
  --display: "Instrument Serif", "Cormorant Garamond", Georgia, serif;
  --body:    "Manrope", "Helvetica Neue", system-ui, sans-serif;
  --mono:    "JetBrains Mono", ui-monospace, "Courier New", monospace;

  /* metrics */
  --pad-x:   clamp(20px, 5vw, 96px);
  --rad:     16px;
  --rad-sm:  10px;
  --max:     1380px;

  --t: cubic-bezier(.2, .8, .2, 1);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 16.5px;
  line-height: 1.6;
  font-weight: 400;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

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

/* =========================================================
   Background atmosphere
   ========================================================= */
.bg-layer {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(120% 80% at 50% -20%, #131319 0%, var(--bg) 60%);
}
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 30%, transparent 80%);
}
.bg-glow {
  position: absolute; border-radius: 50%; filter: blur(120px); opacity: .35;
}
.bg-glow--1 {
  top: -10%; left: -10%; width: 60vw; height: 60vw;
  background: radial-gradient(circle, rgba(255,91,41,.55), transparent 60%);
}
.bg-glow--2 {
  bottom: -20%; right: -10%; width: 55vw; height: 55vw;
  background: radial-gradient(circle, rgba(94,234,212,.35), transparent 60%);
}
.bg-noise {
  position: absolute; inset: 0; opacity: .035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* =========================================================
   Nav
   ========================================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; gap: 24px;
  padding: 18px var(--pad-x);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  background: rgba(8,8,10,.55);
  border-bottom: 1px solid transparent;
  transition: border-color .4s var(--t), background .4s var(--t);
}
.nav.scrolled {
  border-bottom-color: var(--line);
  background: rgba(8,8,10,.78);
}
.nav__brand {
  display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.brand__mark { width: 30px; height: 30px; }
.brand__word {
  font-family: var(--body); font-weight: 700; font-size: 17px;
  letter-spacing: -0.02em; display: inline-flex; gap: 1px;
}
.brand__word em {
  font-style: normal; font-weight: 400; color: var(--text-2);
}
.nav__links {
  margin-left: auto; display: flex; gap: 32px; align-items: center;
  font-size: 14px; font-weight: 500;
}
.nav__links a { color: var(--text-2); transition: color .25s var(--t); }
.nav__links a:hover { color: var(--text); }

.nav__cta { flex-shrink: 0; }

@media (max-width: 760px) {
  .nav__links { display: none; }
}

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 600; letter-spacing: -0.01em;
  cursor: pointer; transition: all .3s var(--t);
  border: 1px solid transparent; white-space: nowrap;
}
.btn--solid {
  background: var(--accent); color: #fff;
  box-shadow: 0 8px 24px -10px rgba(255,91,41,.7), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn--solid:hover {
  background: var(--accent-2);
  transform: translateY(-1px);
  box-shadow: 0 14px 32px -10px rgba(255,91,41,.85), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn--ghost {
  border-color: var(--line-2); color: var(--text);
  background: rgba(255,255,255,.02);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }

.iconbtn {
  width: 44px; height: 44px; border-radius: 999px;
  border: 1px solid var(--line-2); background: transparent;
  color: var(--text); cursor: pointer; display: inline-flex;
  align-items: center; justify-content: center;
  transition: all .25s var(--t);
}
.iconbtn:hover { border-color: var(--accent); color: var(--accent); }

/* =========================================================
   Section primitives
   ========================================================= */
section { padding: clamp(80px, 10vw, 140px) var(--pad-x); position: relative; }

.section__head {
  max-width: var(--max); margin: 0 auto clamp(48px, 6vw, 88px);
}
.section__head--row {
  display: flex; justify-content: space-between; align-items: end; gap: 32px; flex-wrap: wrap;
}
.eyebrow {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--text-2);
  display: inline-flex; align-items: center; gap: 10px; margin-bottom: 24px;
}
.eyebrow__num {
  color: var(--accent);
  border: 1px solid var(--line-2); padding: 3px 8px; border-radius: 999px;
  font-size: 10px;
}
.section__title {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(40px, 6vw, 84px);
  line-height: 0.98; letter-spacing: -0.02em;
  margin: 0 0 24px; color: var(--text);
  max-width: 18ch;
}
.section__title em {
  font-style: italic; color: var(--accent);
}
.section__sub {
  max-width: 56ch; color: var(--text-2); font-size: 17px;
  line-height: 1.6; margin: 0;
}

/* =========================================================
   Hero
   ========================================================= */
.hero {
  padding-top: clamp(140px, 18vw, 220px);
  padding-bottom: clamp(60px, 8vw, 100px);
  max-width: var(--max); margin: 0 auto;
}
.hero__meta {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: 12px; color: var(--text-2);
  letter-spacing: 0.04em;
  padding: 8px 16px; border-radius: 999px;
  border: 1px solid var(--line-2); background: rgba(255,255,255,.02);
  margin-bottom: 36px;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--mint); box-shadow: 0 0 12px var(--mint);
}
.dot--live {
  animation: pulse 2.4s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .6; transform: scale(.85); }
}
.meta__sep { color: var(--muted); }

.hero__title {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(48px, 8.5vw, 132px);
  line-height: 0.95;
  letter-spacing: -0.025em;
  margin: 0 0 36px;
  color: var(--text);
}
.hero__title .line {
  display: block;
  opacity: 0; transform: translateY(28px);
  animation: rise .9s var(--t) forwards;
}
.hero__title .line:nth-child(1) { animation-delay: .15s; }
.hero__title .line:nth-child(2) { animation-delay: .35s; }
.hero__title .line:nth-child(3) { animation-delay: .55s; }
.hero__title em {
  font-style: italic; color: var(--accent);
  position: relative;
}
.hero__title em + em {
  color: var(--mint);
}

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

.hero__lede {
  max-width: 56ch; font-size: clamp(16px, 1.4vw, 19px);
  color: var(--text-2); line-height: 1.6; margin: 0 0 40px;
  opacity: 0; transform: translateY(20px);
  animation: rise .9s var(--t) .8s forwards;
}
.hero__actions {
  display: flex; gap: 14px; flex-wrap: wrap;
  opacity: 0; transform: translateY(20px);
  animation: rise .9s var(--t) 1s forwards;
}

.hero__chips {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 64px;
  opacity: 0;
  animation: rise .9s var(--t) 1.2s forwards;
}
.chip {
  padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 11px;
  color: var(--text-2); letter-spacing: 0.04em;
  background: rgba(255,255,255,.015);
}

.ticker {
  margin-top: 72px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
  opacity: 0;
  animation: rise .9s var(--t) 1.4s forwards;
}
.ticker__track {
  display: flex; gap: 28px; white-space: nowrap;
  font-family: var(--mono); font-size: 12px; color: var(--text-2);
  animation: scroll-x 40s linear infinite;
}
@keyframes scroll-x {
  to { transform: translateX(-50%); }
}

/* =========================================================
   Capabilities
   ========================================================= */
.caps {
  max-width: var(--max); margin: 0 auto;
}
.caps__grid {
  display: grid; gap: 1px;
  grid-template-columns: repeat(2, 1fr);
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  overflow: hidden;
}
@media (max-width: 720px) {
  .caps__grid { grid-template-columns: 1fr; }
}
.cap {
  background: var(--bg-2);
  padding: clamp(32px, 4vw, 56px);
  position: relative;
  transition: background .35s var(--t);
}
.cap:hover { background: var(--surface); }
.cap__num {
  position: absolute; top: 24px; right: 28px;
  font-family: var(--mono); font-size: 11px; color: var(--muted);
}
.cap__icon {
  width: 56px; height: 56px;
  margin-bottom: 28px; color: var(--mint);
  transition: transform .4s var(--t);
}
.cap:hover .cap__icon { transform: rotate(-4deg) scale(1.05); }

.cap h3 {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(28px, 3vw, 38px);
  line-height: 1.05; letter-spacing: -0.02em;
  margin: 0 0 16px; color: var(--text);
}
.cap p {
  color: var(--text-2); font-size: 15.5px; line-height: 1.65;
  margin: 0 0 24px; max-width: 50ch;
}
.cap__tags {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.cap__tags li {
  padding: 4px 11px; border-radius: 999px;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line-2);
  font-family: var(--mono); font-size: 10.5px;
  color: var(--text-2); letter-spacing: 0.04em;
}

/* =========================================================
   Stats strip
   ========================================================= */
.stats {
  padding: 0 var(--pad-x);
  margin: clamp(60px, 8vw, 100px) 0;
}
.stats__row {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
@media (max-width: 760px) {
  .stats__row { grid-template-columns: repeat(2, 1fr); }
}
.stat {
  background: var(--bg);
  padding: clamp(24px, 3vw, 48px);
  display: flex; flex-direction: column; gap: 8px;
}
.stat__num {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(48px, 6vw, 88px);
  line-height: 1; color: var(--accent);
}
.stat__sfx {
  font-family: var(--mono); font-size: 12px;
  color: var(--text-2); margin-top: -4px;
}
.stat__lbl {
  margin-top: 12px; font-size: 14px; color: var(--text-2);
  line-height: 1.45; max-width: 28ch;
}

/* =========================================================
   Work / Carousel
   ========================================================= */
.work {
  max-width: var(--max); margin: 0 auto;
}
.work__nav { display: flex; gap: 8px; }

.carousel {
  position: relative;
  margin: 0 calc(-1 * var(--pad-x));
  padding: 0 var(--pad-x);
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0, #000 4%, #000 96%, transparent 100%);
          mask-image: linear-gradient(to right, transparent 0, #000 4%, #000 96%, transparent 100%);
}
.carousel__track {
  display: flex; gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding-bottom: 12px;
  cursor: grab;
}
.carousel__track::-webkit-scrollbar { display: none; }
.carousel__track:active { cursor: grabbing; }

.card {
  flex: 0 0 clamp(280px, 30vw, 420px);
  scroll-snap-align: start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  overflow: hidden;
  transition: all .4s var(--t);
  position: relative;
  display: flex; flex-direction: column;
}
.card:hover {
  transform: translateY(-6px);
  border-color: var(--line-2);
  box-shadow: 0 24px 48px -24px rgba(0,0,0,.6);
}
.card:nth-child(odd) { transform: translateY(20px); }
.card:nth-child(odd):hover { transform: translateY(14px); }

.card__art {
  aspect-ratio: 4 / 3;
  position: relative; overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.card__art svg { width: 100%; height: 100%; transition: transform .8s var(--t); }
.card:hover .card__art svg { transform: scale(1.08); }

/* Spinning petals (Polinations) */
.petal-spin {
  transform-origin: center;
  animation: rotate-slow 30s linear infinite;
}
@keyframes rotate-slow {
  to { transform: rotate(360deg); }
}

.card__body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
.card__meta {
  display: flex; gap: 8px; font-family: var(--mono);
  font-size: 11px; color: var(--text-2); letter-spacing: 0.04em;
  margin-bottom: 14px;
}
.card__title {
  font-family: var(--display); font-weight: 400;
  font-size: 30px; line-height: 1.05; letter-spacing: -0.015em;
  margin: 0 0 12px; color: var(--text);
}
.card__desc {
  font-size: 14.5px; line-height: 1.55; color: var(--text-2);
  margin: 0 0 20px; flex: 1;
}
.card__link {
  font-family: var(--mono); font-size: 12px; color: var(--accent);
  letter-spacing: 0.04em;
  display: inline-flex; align-items: center; gap: 6px;
  transition: gap .25s var(--t);
}
.card:hover .card__link { gap: 10px; color: var(--accent-2); }

/* Marquee under carousel */
.marquee {
  margin: 64px calc(-1 * var(--pad-x)) -40px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.marquee__track {
  display: flex; gap: 32px; white-space: nowrap;
  font-family: var(--display); font-style: italic;
  font-size: clamp(36px, 5vw, 64px);
  color: var(--text-2);
  animation: scroll-x 50s linear infinite;
}
.marquee__track:hover { animation-play-state: paused; }
.dot-sep { color: var(--accent); font-size: 0.4em; align-self: center; font-style: normal; }

/* =========================================================
   Voices
   ========================================================= */
.voices {
  max-width: var(--max); margin: 0 auto;
}
.voices__grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 960px) { .voices__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .voices__grid { grid-template-columns: 1fr; } }

.voice {
  margin: 0;
  padding: 32px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  position: relative;
  transition: all .35s var(--t);
}
.voice::before {
  content: '"';
  position: absolute; top: 4px; left: 18px;
  font-family: var(--display); font-style: italic;
  font-size: 80px; line-height: 1; color: var(--accent);
  opacity: .55;
}
.voice:hover {
  border-color: var(--line-2);
  background: var(--surface);
  transform: translateY(-3px);
}
.voice--feature {
  grid-column: span 2;
  background: linear-gradient(135deg, rgba(255,91,41,.06), transparent 60%), var(--bg-2);
  border-color: rgba(255,91,41,.25);
}
@media (max-width: 960px) { .voice--feature { grid-column: span 2; } }
@media (max-width: 640px) { .voice--feature { grid-column: 1; } }

.voice blockquote {
  margin: 24px 0 24px;
  font-family: var(--display); font-weight: 400;
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.4; letter-spacing: -0.005em;
  color: var(--text);
}
.voice--feature blockquote {
  font-size: clamp(22px, 2.2vw, 30px);
}
.voice blockquote em { color: var(--accent); }
.voice figcaption {
  display: flex; flex-direction: column; gap: 2px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.voice__author {
  font-weight: 600; font-size: 14px; letter-spacing: -0.01em;
}
.voice__role {
  font-family: var(--mono); font-size: 11px; color: var(--text-2);
  letter-spacing: 0.04em;
}

/* =========================================================
   Process
   ========================================================= */
.process {
  max-width: var(--max); margin: 0 auto;
}
.process__list {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--line);
  border: 1px solid var(--line); border-radius: var(--rad);
  overflow: hidden;
}
@media (max-width: 900px) { .process__list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .process__list { grid-template-columns: 1fr; } }
.process__list li {
  background: var(--bg-2); padding: 32px 28px;
  display: flex; flex-direction: column; gap: 12px;
  transition: background .3s var(--t);
}
.process__list li:hover { background: var(--surface); }
.process__num {
  font-family: var(--mono); font-size: 11px;
  color: var(--accent); letter-spacing: 0.06em;
}
.process__list h3 {
  font-family: var(--display); font-weight: 400;
  font-size: 26px; line-height: 1.1; letter-spacing: -0.015em;
  margin: 0;
}
.process__list p {
  font-size: 14.5px; line-height: 1.55; color: var(--text-2);
  margin: 0;
}

/* =========================================================
   Contact
   ========================================================= */
.contact {
  background: linear-gradient(180deg, transparent 0%, rgba(255,91,41,.03) 50%, transparent 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.contact__inner {
  max-width: var(--max); margin: 0 auto;
  text-align: center;
}
.contact__title {
  font-family: var(--display); font-weight: 400;
  font-size: clamp(48px, 7vw, 110px);
  line-height: 0.95; letter-spacing: -0.02em;
  margin: 0 0 32px;
}
.contact__title em { font-style: italic; color: var(--accent); }
.contact__lede {
  max-width: 56ch; margin: 0 auto 56px;
  font-size: 17px; color: var(--text-2); line-height: 1.6;
}
.contact__cards {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px; max-width: 980px; margin: 0 auto 56px;
}
@media (max-width: 760px) { .contact__cards { grid-template-columns: 1fr; } }
.contact__card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--rad);
  padding: 28px;
  text-align: left;
  display: flex; flex-direction: column; gap: 8px;
  position: relative; overflow: hidden;
  transition: all .35s var(--t);
}
.contact__card::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,91,41,.0), rgba(255,91,41,.08));
  opacity: 0; transition: opacity .35s var(--t);
}
.contact__card:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.contact__card:hover::after { opacity: 1; }
.contact__card-label {
  font-family: var(--mono); font-size: 11px; color: var(--text-2);
  letter-spacing: 0.06em; text-transform: uppercase;
}
.contact__card-value {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: clamp(22px, 2.2vw, 30px); color: var(--text);
  line-height: 1.1;
}
.contact__card-arrow {
  position: absolute; top: 20px; right: 20px; color: var(--text-2);
  transition: all .35s var(--t);
}
.contact__card:hover .contact__card-arrow {
  color: var(--accent); transform: translate(2px,-2px);
}
.contact__address {
  font-family: var(--mono); font-size: 12px; color: var(--text-2);
  letter-spacing: 0.06em;
}

/* =========================================================
   Footer
   ========================================================= */
.foot {
  padding: 48px var(--pad-x);
  border-top: 1px solid var(--line);
}
.foot__row {
  max-width: var(--max); margin: 0 auto;
  display: flex; align-items: center; gap: 24px;
  flex-wrap: wrap; justify-content: space-between;
}
.foot__brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600; letter-spacing: -0.01em;
}
.foot__brand .brand__mark { width: 24px; height: 24px; }
.foot__legal {
  font-family: var(--mono); font-size: 11px;
  color: var(--text-2); letter-spacing: 0.04em;
  display: flex; gap: 8px; flex-wrap: wrap;
}
.foot__legal a { color: var(--text-2); }
.foot__legal a:hover { color: var(--accent); }
.foot__caption {
  font-family: var(--display); font-style: italic;
  color: var(--text-2); font-size: 14px;
}
.foot__caption em { color: var(--accent); font-style: italic; }

/* =========================================================
   Reveal-on-scroll utility
   ========================================================= */
[data-reveal] {
  opacity: 0; transform: translateY(28px);
  transition: opacity .9s var(--t), transform .9s var(--t);
}
[data-reveal].is-in { opacity: 1; transform: none; }

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001s !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001s !important;
  }
}