/* HX Express — Base & Tokens */

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

:root {
  --black: #0a0a0a;
  --dark: #111111;
  --card: #161616;
  --border: #242424;
  --amber: #FF5500;
  --amber-dim: #cc4400;
  --amber-glow: rgba(255, 85, 0, 0.15);
  --white: #f5f5f0;
  --muted: #888;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

/* Scroll progress bar */
.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0;
  height: 3px;
  z-index: 1001;
  pointer-events: none;
}
.scroll-progress::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: var(--p, 0%);
  background: var(--amber);
  box-shadow: 0 0 10px rgba(255,85,0,.6);
  transition: width .1s ease-out;
}

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* Noise overlay (very subtle) */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml;utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1;
  opacity: 0.02;
}

/* Section base */
section { padding: 100px 40px; }
.section-label {
  font-size: 0.72rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 16px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 5rem);
  line-height: 0.95;
  letter-spacing: -0.5px;
}
.section-title .dim { color: var(--muted); }

/* Buttons */
.btn-primary {
  background: var(--amber);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  padding: 16px 36px;
  text-decoration: none;
  display: inline-block;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '→';
  margin-left: 8px;
  display: inline-block;
  transition: transform 0.25s;
}
.btn-primary:hover { background: var(--amber-dim); color: #fff; }
.btn-primary:hover::after { transform: translateX(4px); }

.btn-ghost {
  display: inline-block;
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  padding: 16px 36px;
  border: 1px solid var(--border);
  background: transparent;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.btn-ghost:hover {
  background: var(--card);
  border-color: var(--amber);
  color: var(--amber);
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
  backface-visibility: hidden;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
  will-change: auto;
}

/* Animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* Responsive */
@media (max-width: 900px) {
  section { padding: 70px 20px; }
}