styles.css

/* ── Complide Enterprise · scroll-world landing ─────────────────────────── */

:root {
  --bg: #04070f;
  --bg-soft: #0a1120;
  --ink: #eaf2ff;
  --ink-dim: #93a3bd;
  --green: #1e9e5f;
  --green-deep: #0b5c36;
  --amber: #ffc24b;
  --red: #ff5d5d;
  --line: rgba(147, 163, 189, 0.18);
  --card-bg: rgba(6, 11, 22, 0.72);
  --radius: 18px;
  --font: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

html { scroll-behavior: auto; }

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

img { user-select: none; }

/* ── Nav ─────────────────────────────────────────────────────────────────── */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 18px 32px;
  background: linear-gradient(180deg, rgba(4, 7, 15, 0.85), rgba(4, 7, 15, 0));
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.01em;
}

.nav__glyph { width: 22px; height: 22px; color: var(--green); }

.nav__tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid rgba(30, 158, 95, 0.45);
  border-radius: 99px;
  padding: 3px 9px;
}

.nav__links {
  display: flex;
  gap: 26px;
  margin-left: auto;
}

.nav__links a {
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

.nav__links a:hover { color: var(--ink); }

/* ── Buttons ─────────────────────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 99px;
  padding: 11px 22px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn--primary {
  background: var(--green);
  color: #03130b;
  box-shadow: 0 0 24px rgba(30, 158, 95, 0.35);
}

.btn--primary:hover { transform: translateY(-1px); box-shadow: 0 0 36px rgba(30, 158, 95, 0.5); }

.btn--ghost {
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(10, 17, 32, 0.5);
}

.btn--ghost:hover { border-color: rgba(147, 163, 189, 0.45); }

.btn--lg { padding: 15px 30px; font-size: 16px; }

/* ── Progress rail ───────────────────────────────────────────────────────── */

.rail {
  position: fixed;
  left: 28px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 55;
  display: flex;
  align-items: center;
  gap: 14px;
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
}

.rail.is-visible { opacity: 1; }

.rail__track {
  width: 2px;
  height: 220px;
  background: rgba(147, 163, 189, 0.2);
  border-radius: 2px;
  overflow: hidden;
}

.rail__fill {
  width: 100%;
  height: 0%;
  background: linear-gradient(180deg, var(--green), var(--green-deep));
}

.rail__dots {
  list-style: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 220px;
}

.rail__dots li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.rail__dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(147, 163, 189, 0.4);
  transition: background 0.3s, box-shadow 0.3s;
}

.rail__dots li.is-active i {
  background: var(--green);
  box-shadow: 0 0 10px rgba(30, 158, 95, 0.85);
}

.rail__dots li.is-active { color: var(--ink); }

.rail__dots span { opacity: 0; transform: translateX(-4px); transition: opacity 0.3s, transform 0.3s; }
.rail__dots li.is-active span { opacity: 1; transform: translateX(0); }

/* ── World stage ─────────────────────────────────────────────────────────── */

.world {
  position: fixed;
  inset: 0;
  z-index: 1;
  overflow: hidden;
}

.world__stage { position: absolute; inset: 0; }

.world__anchors span { position: absolute; }

.world-spacer {
  /* height set by JS: scenes × per-scene scroll length */
  height: 1100vh;
  pointer-events: none;
}

.flight {
  position: absolute;
  inset: 0;
  z-index: 12;
  display: none;
}

.flight video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.world--video .flight { display: block; }
.world--video .scene { display: none; }

.scene {
  position: absolute;
  inset: 0;
  opacity: 0;
  will-change: transform, opacity, filter;
}

.scene img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform-origin: var(--fx, 50%) var(--fy, 50%);
  will-change: transform;
}

.scene__vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 45%, transparent 45%, rgba(4, 7, 15, 0.55) 100%),
    linear-gradient(180deg, rgba(4, 7, 15, 0.35) 0%, transparent 22%, transparent 72%, rgba(4, 7, 15, 0.5) 100%);
  pointer-events: none;
}

/* ── Copy cards ──────────────────────────────────────────────────────────── */

.cards { position: absolute; inset: 0; z-index: 20; pointer-events: none; }

.card {
  position: absolute;
  max-width: 480px;
  padding: 34px 38px;
  border-radius: var(--radius);
  background: var(--card-bg);
  border: 1px solid var(--line);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  opacity: 0;
  will-change: transform, opacity;
  pointer-events: none;
}

.card.is-live { pointer-events: auto; }

.card[data-card="0"] { left: 7vw;  top: 50%; }
.card[data-card="1"] { right: 6vw; top: 50%; }
.card[data-card="2"] { left: 6vw;  top: 50%; }
.card[data-card="3"] { right: 6vw; top: 50%; }
.card[data-card="4"] { left: 6vw;  top: 50%; }

.card__kicker {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}

.card h1 {
  font-size: clamp(38px, 4.6vw, 60px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin-bottom: 18px;
}

.card h2 {
  font-size: clamp(30px, 3.4vw, 44px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.card__body {
  color: var(--ink-dim);
  font-size: 16px;
  line-height: 1.6;
  margin-bottom: 22px;
}

.card__actions { display: flex; gap: 12px; flex-wrap: wrap; }

.card--hero { background: rgba(6, 11, 22, 0.6); }

/* ── Chips ───────────────────────────────────────────────────────────────── */

.chips { display: flex; gap: 8px; flex-wrap: wrap; }

.chip {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 6px 12px;
  border-radius: 99px;
  border: 1px solid var(--line);
  color: var(--ink-dim);
  background: rgba(10, 17, 32, 0.55);
}

.chip--green  { color: var(--green); border-color: rgba(30, 158, 95, 0.5); }
.chip--yellow { color: var(--amber); border-color: rgba(255, 194, 75, 0.45); }
.chip--red    { color: var(--red);   border-color: rgba(255, 93, 93, 0.45); }

/* ── Scroll hint ─────────────────────────────────────────────────────────── */

.scroll-hint {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 26px;
  color: var(--ink-dim);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-hint__mouse {
  width: 20px;
  height: 32px;
  border: 1.5px solid var(--ink-dim);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-hint__mouse span {
  width: 3px;
  height: 7px;
  border-radius: 2px;
  background: var(--green);
  animation: wheel 1.6s ease-in-out infinite;
}

@keyframes wheel {
  0%   { transform: translateY(0);   opacity: 1; }
  70%  { transform: translateY(9px); opacity: 0; }
  100% { transform: translateY(0);   opacity: 0; }
}

/* ── Ground content ──────────────────────────────────────────────────────── */

.ground {
  position: relative;
  z-index: 10;
  background: linear-gradient(180deg, transparent, var(--bg) 6%, var(--bg));
  padding: 120px 8vw 0;
}

.ground__title {
  font-size: clamp(30px, 3.6vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-align: center;
  margin-bottom: 56px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: 1080px;
  margin: 0 auto 130px;
}

.stat {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat strong { font-size: 34px; letter-spacing: -0.02em; color: var(--green); }
.stat span { color: var(--ink-dim); font-size: 14px; }

.features { max-width: 1080px; margin: 0 auto 140px; }

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  padding: 28px 26px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature:hover { border-color: rgba(30, 158, 95, 0.45); transform: translateY(-2px); }

.feature h3 { font-size: 17px; margin-bottom: 10px; }
.feature p { color: var(--ink-dim); font-size: 14px; line-height: 1.6; }

.cta {
  text-align: center;
  padding: 90px 0 110px;
  border-top: 1px solid var(--line);
}

.cta h2 {
  font-size: clamp(32px, 4vw, 54px);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.cta p { color: var(--ink-dim); font-size: 17px; margin-bottom: 34px; }

.cta__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 26px 0 34px;
  border-top: 1px solid var(--line);
  color: var(--ink-dim);
  font-size: 13px;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .nav__links { display: none; }
  .rail { display: none; }
  .card { max-width: min(88vw, 440px); padding: 26px 26px; }
  .card[data-card] { left: 6vw; right: auto; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .features__grid { grid-template-columns: 1fr; }
}

/* ── Reduced motion: static stacked fallback ─────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .scroll-hint__mouse span { animation: none; }
}