/* ============================================ 
   INDUMEC — Premium Landing Design System
   Based on Redesign Skill Standards
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

:root {
  --pc-bg: #0a0a0a;
  --pc-surface: #141414;
  --pc-accent: #FFB300;
  --pc-accent-glow: rgba(255, 179, 0, 0.4);
  --pc-text: #F5F5F5;
  --pc-text-dim: #999;
  --pc-glass: rgba(10, 10, 10, 0.85);
  --pc-border: rgba(255, 255, 255, 0.08);
  --pc-radius: 12px;
  --pc-transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base */
body {
  background: var(--pc-bg);
  color: var(--pc-text);
  font-family: 'Outfit', sans-serif;
  margin: 0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Typography Upgrades */
h1, h2, h3 {
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.05;
  margin-bottom: 0.5em;
  text-wrap: balance;
}

p {
  font-weight: 400;
  color: var(--pc-text-dim);
  max-width: 65ch;
  line-height: 1.7;
}

/* Premium Header - Glassmorphism */
.premium-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--pc-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--pc-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5vw;
  height: 80px;
}

.header-left { display: flex; align-items: center; }
.header-logo { height: 38px; width: auto; }

.header-nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-item {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--pc-text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: var(--pc-transition);
  position: relative;
}

.nav-item:hover { color: white; }
.nav-item.active { color: var(--pc-accent); }
.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--pc-accent);
  border-radius: 2px;
}

.header-right { display: flex; align-items: center; }

/* Premium CTA */
.btn-premium {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--pc-accent);
  color: #000;
  padding: 12px 28px;
  border-radius: 100px;
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: var(--pc-transition);
  box-shadow: 0 4px 15px var(--pc-accent-glow);
}

.btn-premium:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--pc-accent-glow);
  background: #ffc107;
}

.btn-premium svg { transition: transform 0.3s ease; }
.btn-premium:hover svg { transform: translateX(4px); }

/* Hero Upgrades */
.hero-landing {
  padding: 180px 8vw 100px;
  position: relative;
  overflow: hidden;
}

.hero-bg-glow {
  position: absolute;
  top: -10%;
  right: -5%;
  width: 60vw;
  height: 60vw;
  background: radial-gradient(circle, var(--pc-accent-glow) 0%, transparent 70%);
  filter: blur(80px);
  opacity: 0.15;
  pointer-events: none;
}

.hero-claim {
  font-size: clamp(3rem, 7vw, 5.5rem);
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 3rem;
  opacity: 0.8;
}

/* Card Depth Upgrades */
.card-premium {
  background: var(--pc-surface);
  border: 1px solid var(--pc-border);
  border-radius: var(--pc-radius);
  padding: 40px;
  transition: var(--pc-transition);
  position: relative;
  overflow: hidden;
}

.card-premium:hover {
  border-color: rgba(255, 179, 0, 0.2);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.card-premium::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top left, rgba(255,179,0,0.03), transparent);
  pointer-events: none;
}

/* Staggered Sections */
.section-premium {
  padding: 120px 8vw;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--pc-accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 2rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .header-nav { display: none; }
  .premium-header { padding: 0 6vw; }
}