/* ============================================================
   FUTURD — marketing site
   ============================================================ */
:root {
  --teal: #00e5c8;
  --teal-dark: #00c4ab;
  --teal-soft: rgba(0, 229, 200, 0.12);
  --teal-glow: rgba(0, 229, 200, 0.30);

  --bg: #0b0e13;
  --bg-alt: #0f141b;
  --surface: #141b25;
  --surface-2: #1a232f;

  --text: #eef2f6;
  --muted: #93a1b1;
  --border: rgba(255, 255, 255, 0.09);

  --radius: 18px;
  --radius-sm: 12px;
  --maxw: 1120px;

  --display: 'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font: 'DM Sans', system-ui, -apple-system, sans-serif;
  --mono: 'DM Mono', ui-monospace, monospace;

  --shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

h1, h2, h3, h4, .brand-mark, .hero-title, .section-title, .stat-num, .cta-panel h2 {
  font-family: var(--display);
}

/* Visible focus for keyboard navigation (accessibility) */
a:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 6px;
}

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Brand wordmark ---------- */
.brand-mark {
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: -0.03em;
  color: var(--text);
}
.brand-mark::after { content: "."; color: var(--teal); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 13px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--teal);
  color: #04201c;
  box-shadow: 0 8px 24px var(--teal-glow);
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); transform: translateY(-2px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 14, 19, 0.72);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--muted); font-weight: 500; font-size: 0.96rem; transition: color 0.15s ease; }
.nav a:hover { color: var(--text); }
.nav .nav-cta { color: var(--text); padding: 9px 18px; font-size: 0.9rem; }
.nav .nav-cta:hover { color: var(--teal); }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: transform 0.2s ease, opacity 0.2s ease; }

/* ---------- Shared section ---------- */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }

.eyebrow {
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  color: var(--teal);
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  max-width: 18ch;
}
.lede {
  color: var(--muted);
  font-size: 1.12rem;
  max-width: 56ch;
  margin-top: 18px;
}
.grad {
  background: linear-gradient(120deg, var(--teal), #6ef2dd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Hero ---------- */
.hero { position: relative; padding: 130px 0 110px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(60% 50% at 75% 10%, var(--teal-glow), transparent 60%),
    radial-gradient(50% 50% at 10% 90%, rgba(0,229,200,0.10), transparent 60%),
    linear-gradient(180deg, transparent, var(--bg));
}
.hero-bg::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(70% 60% at 50% 30%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(70% 60% at 50% 30%, #000 0%, transparent 75%);
  opacity: 0.6;
}
.hero-inner { position: relative; z-index: 1; max-width: 820px; }
.hero-title {
  font-size: clamp(2.9rem, 8.5vw, 6.5rem);
  font-weight: 700;
  letter-spacing: -0.045em;
  line-height: 1.0;
  margin-bottom: 24px;
}
.hero-sub { color: var(--muted); font-size: 1.2rem; max-width: 52ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.hero-stats div { display: flex; flex-direction: column; }
.stat-num { font-size: 1.7rem; font-weight: 700; color: var(--text); letter-spacing: -0.02em; }
.stat-label { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 4px; }

/* ---------- Cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 48px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--teal); }
.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--teal-soft);
  color: var(--teal);
  font-size: 1.3rem;
  margin-bottom: 20px;
}
.card-icon svg { width: 24px; height: 24px; }
.card h3 { font-size: 1.2rem; margin-bottom: 10px; letter-spacing: -0.01em; }
.card p { color: var(--muted); font-size: 0.98rem; }

/* ---------- Product ---------- */
.product-grid {
  display: grid;
  grid-template-columns: 0.85fr 1fr;
  gap: 64px;
  align-items: center;
}
.product-media { position: relative; display: flex; justify-content: center; }
.product-media img { position: relative; z-index: 1; max-height: 540px; width: auto; filter: drop-shadow(0 30px 50px rgba(0,0,0,0.5)); }
.product-glow {
  position: absolute; inset: 0; z-index: 0;
  background: radial-gradient(45% 45% at 50% 45%, var(--teal-glow), transparent 70%);
  filter: blur(10px);
}
.ubriq-wordmark { margin-bottom: 4px; }
.feature-list { list-style: none; margin: 26px 0; display: grid; gap: 14px; }
.feature-list li {
  position: relative;
  padding-left: 30px;
  color: var(--muted);
}
.feature-list li strong { color: var(--text); font-weight: 600; }
.feature-list li::before {
  content: "";
  position: absolute; left: 0; top: 9px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px var(--teal-soft);
}
.product-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Aurora hero (animation 2, used on /ubriq) ---------- */
.hero--aurora .hero-bg::before {
  content: "";
  position: absolute;
  inset: -20%;
  z-index: -1;
  background:
    radial-gradient(40% 40% at 30% 30%, var(--teal-glow), transparent 60%),
    radial-gradient(35% 35% at 72% 58%, rgba(0, 229, 200, 0.20), transparent 60%),
    radial-gradient(30% 30% at 52% 82%, rgba(110, 242, 221, 0.16), transparent 62%);
  filter: blur(34px);
  animation: aurora 20s ease-in-out infinite alternate;
}
@keyframes aurora {
  0%   { transform: translate3d(-4%, -3%, 0) scale(1); }
  50%  { transform: translate3d(5%, 2%, 0) scale(1.12); }
  100% { transform: translate3d(-2%, 5%, 0) scale(1.06); }
}

/* ---------- Scroll-pinned product story (animation 1, /ubriq) ---------- */
.story-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 72px; align-items: start; }
.story-media { position: sticky; top: 110px; display: flex; justify-content: center; }
.story-steps { display: grid; gap: 64px; padding: 60px 0; }
.story-step { opacity: 0.35; transition: opacity 0.35s ease, transform 0.35s ease; }
.story-step.active { opacity: 1; }
.story-step .step-num {
  font-family: var(--mono);
  color: var(--teal);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
}
.story-step h3 { font-size: 1.7rem; margin: 8px 0 10px; letter-spacing: -0.01em; }
.story-step p { color: var(--muted); font-size: 1.05rem; }

/* CSS phone mockup whose screen changes per active step */
.phone {
  width: 240px;
  height: 480px;
  border-radius: 38px;
  border: 2px solid var(--border);
  background: linear-gradient(160deg, var(--surface-2), var(--surface));
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  padding: 18px;
}
.phone::before {
  content: "";
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  width: 70px; height: 6px; border-radius: 999px; background: var(--border);
}
.phone-screen { position: absolute; inset: 18px; border-radius: 26px; background: var(--bg); display: grid; place-items: center; }
.phone-state { position: absolute; inset: 0; display: grid; place-items: center; gap: 16px; opacity: 0; transform: scale(0.96); transition: opacity 0.4s ease, transform 0.4s ease; text-align: center; padding: 24px; }
.phone-state.on { opacity: 1; transform: none; }
.phone-state svg { width: 64px; height: 64px; color: var(--teal); }
.phone-state span { font-family: var(--mono); font-size: 0.85rem; color: var(--text); letter-spacing: 0.06em; }

/* ---------- Hero globe ---------- */
.globe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* ---------- Products hub cards ---------- */
.product-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 48px;
}
.product-card {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.product-card:hover { transform: translateY(-4px); border-color: var(--teal); }
.product-tag {
  align-self: flex-start;
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--teal);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 12px;
  margin-bottom: 18px;
}
.product-card h3 { font-size: 1.4rem; letter-spacing: -0.01em; margin-bottom: 10px; }
.product-card p { color: var(--muted); font-size: 0.98rem; flex: 1; }
.product-link { margin-top: 20px; font-weight: 600; color: var(--teal); font-size: 0.96rem; }

/* ---------- Timeline ---------- */
.timeline { list-style: none; margin-top: 48px; display: grid; gap: 0; max-width: 720px; }
.timeline li {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 28px;
  padding: 28px 0;
  border-left: 2px solid var(--border);
  padding-left: 32px;
  position: relative;
}
.timeline li::before {
  content: "";
  position: absolute; left: -8px; top: 34px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 0 4px var(--bg-alt), 0 0 16px var(--teal-glow);
}
.timeline-year { font-family: var(--mono); font-size: 1.3rem; color: var(--teal); font-weight: 500; }
.timeline h3 { font-size: 1.25rem; margin-bottom: 6px; }
.timeline p { color: var(--muted); }

/* ---------- CTA panel ---------- */
.cta-panel {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, var(--surface-2), var(--surface));
  padding: 64px;
  text-align: center;
}
.cta-glow {
  position: absolute; inset: 0;
  background: radial-gradient(50% 80% at 50% 0%, var(--teal-glow), transparent 60%);
}
.cta-content { position: relative; z-index: 1; }
.cta-panel h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); letter-spacing: -0.02em; margin-bottom: 14px; }
.cta-panel p { color: var(--muted); max-width: 52ch; margin: 0 auto 30px; font-size: 1.08rem; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact-list { list-style: none; display: grid; gap: 24px; }
.contact-list li { display: grid; gap: 4px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.contact-list li:last-child { border-bottom: 0; }
.contact-label { font-family: var(--mono); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.74rem; color: var(--teal); }
.contact-list a { font-size: 1.2rem; font-weight: 600; transition: color 0.15s ease; }
.contact-list a:hover { color: var(--teal); }
.contact-list span:not(.contact-label) { font-size: 1.1rem; color: var(--text); }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-alt); padding: 64px 0 32px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 2fr; gap: 48px; }
.footer-brand p { color: var(--muted); margin-top: 8px; }
.footer-nav { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-nav h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text); margin-bottom: 14px; font-family: var(--mono); font-weight: 500; }
.footer-nav a { display: block; color: var(--muted); font-size: 0.96rem; padding: 5px 0; transition: color 0.15s ease; }
.footer-nav a:hover { color: var(--teal); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.88rem;
}
.footer-tag { font-family: var(--mono); }

/* ---------- Reveal animation ---------- */
/* Hidden state only applies when JS is active (html.js). Without JS the
   content is fully visible — no blank page if the script fails to run. */
.reveal { transition: opacity 0.6s ease, transform 0.6s ease; }
.js .reveal { opacity: 0; transform: translateY(20px); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .nav {
    position: fixed;
    top: 70px; left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 8px 24px 20px;
    transform: translateY(-130%);
    transition: transform 0.28s ease;
  }
  .nav.open { transform: translateY(0); }
  .nav a { width: 100%; padding: 14px 0; border-bottom: 1px solid var(--border); }
  .nav .nav-cta { border: 1px solid var(--border); margin-top: 12px; padding: 12px; justify-content: center; }
  .nav-toggle { display: flex; }

  .cards { grid-template-columns: 1fr; }
  .product-cards { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; gap: 40px; }
  .product-media { order: -1; }
  .product-media img { max-height: 420px; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .timeline li { grid-template-columns: 1fr; gap: 8px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .cta-panel { padding: 44px 24px; }
  .section { padding: 72px 0; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal, .js .reveal { opacity: 1; transform: none; transition: none; }
  .hero--aurora .hero-bg::before { animation: none; }
  html { scroll-behavior: auto; }
}