/* ============================================================
   BASE STYLES — Reset, Variables, Typography, Glassmorphism
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Space+Grotesk:wght@300;400;500;600;700&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,400&family=DM+Sans:ital,wght@0,300;0,400;0,500;0,700;1,400&family=Syne:wght@400;500;600;700;800&display=swap');

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

:root {
  --bg-primary: #080808;
  --bg-secondary: #111111;
  --text-primary: #f5f5f5;
  --text-secondary: #aaaaaa;
  --glass-bg: rgba(255,255,255,0.04);
  --glass-bg-hover: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.08);
  --glass-blur: 20px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: 0.2s ease;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'DM Sans', sans-serif;
  --accent: #00d4ff;
  --accent2: #8b5cf6;
  --section-padding: clamp(80px, 10vw, 140px);
}

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width:100%; display:block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }

/* Typography */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 6vw, 5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
p { color: var(--text-secondary); line-height: 1.8; }

/* Glass Utilities */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}
.glass-strong {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid rgba(255,255,255,0.12);
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(20px, 4vw, 60px);
}
.section-header {
  text-align: center;
  margin-bottom: clamp(40px, 6vw, 80px);
}
.section-header h2 { margin-bottom: 16px; }
.section-header .subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 12px;
  padding: 6px 16px;
  border-radius: 100px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
}

/* Reveal Animation Base */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }