/* ============================================
   KeyOS — Production CSS
   keyos.io
   ============================================ */

:root {
  --color-bg: #0a0a0f;
  --color-bg-2: #111118;
  --color-surface: #16161f;
  --color-border: rgba(255,255,255,0.08);
  --color-text: #f0f0f5;
  --color-text-muted: #8888a0;
  --color-accent: #00d4ff;
  --color-accent-2: #7c3aed;
  --color-green: #00e676;
  --font-display: 'Cabinet Grotesk', sans-serif;
  --font-body: 'Satoshi', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --max-width: 1140px;
  --transition: 0.2s ease;
}

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

html { scroll-behavior: smooth; }

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

/* ── Typography ── */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.1; letter-spacing: -0.02em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── Layout ── */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* ── Header ── */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 24px;
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition);
}
.header.scrolled {
  background: rgba(10,10,15,0.92);
  backdrop-filter: blur(16px);
  border-color: var(--color-border);
}
.header__inner {
  max-width: var(--max-width); margin: 0 auto;
  height: 68px; display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; color: var(--color-text); transition: opacity var(--transition); }
.logo:hover { opacity: 0.8; }

.nav { display: flex; align-items: center; gap: 32px; }
.nav a { font-size: 0.9rem; font-weight: 500; color: var(--color-text-muted); transition: color var(--transition); }
.nav a:hover { color: var(--color-text); }
.nav__cta {
  background: var(--color-accent); color: #000 !important;
  padding: 8px 20px; border-radius: 100px;
  font-weight: 700; font-size: 0.85rem;
  transition: opacity var(--transition) !important;
}
.nav__cta:hover { opacity: 0.85; }

/* Mobile menu */
.mobile-menu-btn { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.mobile-menu-btn span { display: block; width: 22px; height: 2px; background: var(--color-text); border-radius: 2px; transition: var(--transition); }
.mobile-nav {
  display: none; position: fixed; top: 68px; left: 0; right: 0; z-index: 99;
  background: var(--color-bg-2); border-bottom: 1px solid var(--color-border);
  padding: 20px 24px; flex-direction: column; gap: 16px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a { font-size: 1rem; font-weight: 500; color: var(--color-text-muted); padding: 8px 0; border-bottom: 1px solid var(--color-border); }
.mobile-nav a:last-child { border: none; }
.mobile-nav .nav__cta { color: #000 !important; text-align: center; border: none; padding: 12px; border-radius: 8px; }

/* ── Announcement Bar ── */
.announcement-bar {
  background: linear-gradient(90deg, var(--color-accent-2), var(--color-accent));
  color: #fff; text-align: center; padding: 10px 16px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.01em;
  position: relative; z-index: 101;
}
.announcement-bar a { color: #fff; text-decoration: underline; }

/* ── Hero ── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  position: relative; padding: 120px 24px 80px;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0; pointer-events: none;
}
.hero__glow {
  position: absolute; width: 600px; height: 600px;
  border-radius: 50%; filter: blur(120px); opacity: 0.15;
  top: -100px; left: 50%; transform: translateX(-50%);
  background: radial-gradient(circle, var(--color-accent), var(--color-accent-2));
}
.hero__grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.hero__content {
  max-width: var(--max-width); margin: 0 auto; width: 100%;
  position: relative; z-index: 1;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.25);
  color: var(--color-accent); padding: 6px 14px; border-radius: 100px;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 24px;
}
.hero__badge::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-accent); animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}
.hero__title {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 800; line-height: 1.0;
  margin-bottom: 24px; max-width: 800px;
}
.hero__accent { color: var(--color-accent); }
.hero__sub {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--color-text-muted); max-width: 560px;
  line-height: 1.7; margin-bottom: 40px;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 60px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 100px;
  font-family: var(--font-body); font-size: 0.95rem; font-weight: 700;
  cursor: pointer; border: none; transition: all var(--transition);
  white-space: nowrap;
}
.btn--primary { background: var(--color-accent); color: #000; }
.btn--primary:hover { opacity: 0.85; transform: translateY(-1px); }
.btn--ghost {
  background: transparent; color: var(--color-text);
  border: 1.5px solid var(--color-border);
}
.btn--ghost:hover { border-color: rgba(255,255,255,0.3); background: rgba(255,255,255,0.04); }
.btn--full { width: 100%; justify-content: center; border-radius: var(--radius); }

/* Hero stats */
.hero__stats {
  display: flex; gap: 0; align-items: center;
  flex-wrap: wrap; gap: 0;
}
.hero__stat { padding: 0 32px 0 0; }
.hero__stat:first-child { padding-left: 0; }
.hero__stat-num { display: block; font-family: var(--font-display); font-size: 2rem; font-weight: 800; color: var(--color-text); }
.hero__stat-label { display: block; font-size: 0.78rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2px; }
.hero__stat-divider { width: 1px; height: 40px; background: var(--color-border); margin-right: 32px; }

/* ── Sections ── */
.section { padding: 100px 0; }
.section--dark { background: var(--color-bg-2); }
.section--cta { background: var(--color-surface); }
.section__header { text-align: center; margin-bottom: 64px; }
.section__label {
  display: inline-block; font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--color-accent); margin-bottom: 12px;
}
.section__title {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800; max-width: 600px; margin: 0 auto;
}

/* ── Live Ticker ── */
.live-ticker {
  background: rgba(0,230,118,0.08); border: 1px solid rgba(0,230,118,0.2);
  border-radius: var(--radius); padding: 16px 24px;
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 48px; max-width: 600px;
}
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-green); flex-shrink: 0; animation: pulse 2s infinite; }
.live-ticker__text { font-size: 0.9rem; color: var(--color-green); font-weight: 600; }
.live-ticker__sub { font-size: 0.82rem; color: var(--color-text-muted); margin-left: auto; }

/* ── Steps ── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.step { position: relative; padding: 32px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); }
.step::before {
  content: ''; position: absolute; inset: -1px; border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(0,212,255,0.15), transparent);
  z-index: -1;
}
.step__num { font-family: var(--font-display); font-size: 3rem; font-weight: 800; color: rgba(0,212,255,0.15); line-height: 1; margin-bottom: 16px; }
.step__icon { color: var(--color-accent); margin-bottom: 20px; }
.step__title { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.step__desc { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.6; }

/* ── Features ── */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature {
  padding: 28px; background: var(--color-bg);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  transition: border-color var(--transition), transform var(--transition);
}
.feature:hover { border-color: rgba(0,212,255,0.3); transform: translateY(-2px); }
.feature__icon-wrap {
  width: 52px; height: 52px; border-radius: var(--radius);
  background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.15);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-accent); margin-bottom: 18px;
}
.feature__title { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.feature__desc { font-size: 0.87rem; color: var(--color-text-muted); line-height: 1.6; }

/* ── Revenue / Proof ── */
.proof { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.proof__text { font-size: 1rem; color: var(--color-text-muted); line-height: 1.7; margin: 20px 0 32px; }
.proof__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.proof__stat-card {
  padding: 20px; background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: var(--radius);
}
.proof__stat-value { display: block; font-family: var(--font-display); font-size: 1.6rem; font-weight: 800; color: var(--color-accent); }
.proof__stat-name { display: block; font-size: 0.78rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }

/* Revenue chart bars */
.revenue-chart { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 28px; }
.revenue-chart__title { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text-muted); margin-bottom: 24px; }
.revenue-bars { display: flex; align-items: flex-end; gap: 16px; height: 140px; }
.revenue-bar__wrap { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 8px; height: 100%; justify-content: flex-end; }
.revenue-bar {
  width: 100%; border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--color-accent), rgba(0,212,255,0.3));
  transition: height 1s ease;
}
.revenue-bar__label { font-size: 0.72rem; color: var(--color-text-muted); }
.revenue-bar__val { font-size: 0.78rem; font-weight: 700; color: var(--color-text); }
.revenue-goal { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--color-border); display: flex; justify-content: space-between; align-items: center; }
.revenue-goal__label { font-size: 0.78rem; color: var(--color-text-muted); }
.revenue-goal__val { font-size: 0.9rem; font-weight: 700; color: var(--color-green); }

/* ── Market ── */
.market-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.market-card {
  padding: 28px 20px; background: var(--color-bg);
  border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  text-align: center; transition: border-color var(--transition);
}
.market-card:hover { border-color: rgba(0,212,255,0.3); }
.market-card__icon { font-size: 2rem; margin-bottom: 12px; display: block; }
.market-card__title { font-size: 0.95rem; font-weight: 700; margin-bottom: 8px; }
.market-card__desc { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.5; }

/* ── Timeline ── */
.timeline { max-width: 720px; margin: 0 auto; position: relative; }
.timeline::before { content: ''; position: absolute; left: 20px; top: 0; bottom: 0; width: 1px; background: var(--color-border); }
.timeline-item { display: flex; gap: 28px; margin-bottom: 40px; position: relative; }
.timeline-item__dot {
  width: 40px; height: 40px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.72rem; font-weight: 700; z-index: 1;
}
.timeline-item__dot--done { background: var(--color-accent); color: #000; }
.timeline-item__dot--active { background: var(--color-accent-2); color: #fff; border: 2px solid var(--color-accent); }
.timeline-item__dot--upcoming { background: var(--color-surface); color: var(--color-text-muted); border: 1px solid var(--color-border); }
.timeline-item__content { padding-top: 8px; }
.timeline-item__date { font-size: 0.75rem; color: var(--color-accent); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700; margin-bottom: 4px; }
.timeline-item__title { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.timeline-item__desc { font-size: 0.85rem; color: var(--color-text-muted); }

/* ── CTA / Waitlist ── */
.cta { max-width: 640px; margin: 0 auto; text-align: center; }
.cta__title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 16px; }
.cta__desc { font-size: 1rem; color: var(--color-text-muted); margin-bottom: 40px; line-height: 1.7; }
.cta__form { text-align: left; }
.cta__form-row { display: flex; gap: 12px; margin-bottom: 12px; }
.cta__input {
  flex: 1; background: var(--color-bg); border: 1.5px solid var(--color-border);
  border-radius: var(--radius); padding: 14px 16px;
  font-family: var(--font-body); font-size: 0.9rem; color: var(--color-text);
  outline: none; transition: border-color var(--transition);
  width: 100%;
}
.cta__input:focus { border-color: var(--color-accent); }
.cta__input::placeholder { color: var(--color-text-muted); }
.cta__input--full { width: 100%; }
select.cta__input { cursor: pointer; }
select.cta__input option { background: var(--color-bg); }
.cta__form-row:last-of-type { margin-bottom: 16px; }
.cta__note { margin-top: 12px; font-size: 0.85rem; color: var(--color-green); text-align: center; min-height: 20px; }

/* ── Footer ── */
.footer {
  padding: 40px 24px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}
.footer__inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px;
}
.footer__tagline { font-size: 0.82rem; color: var(--color-text-muted); margin-top: 6px; }
.footer__legal { font-size: 0.78rem; color: var(--color-text-muted); text-align: right; line-height: 1.8; }
.footer__legal a { color: var(--color-accent); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .steps { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr 1fr; }
  .proof { grid-template-columns: 1fr; gap: 48px; }
  .market-grid { grid-template-columns: 1fr 1fr; }
  .nav { display: none; }
  .mobile-menu-btn { display: flex; }
}
@media (max-width: 600px) {
  .features { grid-template-columns: 1fr; }
  .market-grid { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; }
  .cta__form-row { flex-direction: column; }
  .hero__stats { gap: 24px; }
  .hero__stat-divider { display: none; }
  .footer__inner { flex-direction: column; text-align: center; }
  .footer__legal { text-align: center; }
}