/* ===== BASE ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }

/* ===== NAV ===== */
#nav { transition: background 0.3s, box-shadow 0.3s; }
#nav.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.nav-link { position: relative; }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #FF6B4A;
  border-radius: 2px;
  transition: width 0.3s;
}
.nav-link:hover::after { width: 100%; }

.mobile-link { border-radius: 0.75rem; padding: 0.5rem 1rem; }
.mobile-link:hover { background: #FFF3F0; }

/* ===== HERO ===== */
.hero-bg { position: relative; }
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,26,34,0.85) 0%, rgba(92,92,104,0.6) 50%, rgba(232,85,61,0.4) 100%);
}
.hero-bg img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(8px); opacity: 0.5; }
}
.scroll-indicator { animation: scrollBounce 2s ease-in-out infinite; }

/* ===== SERVICE CARDS ===== */
.service-card {
  border: 2px solid transparent;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.service-card:hover {
  border-color: #FFC4B8;
  transform: translateY(-4px);
}

/* ===== SCROLL REVEAL ===== */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== FORM ===== */
input:focus, textarea:focus {
  box-shadow: 0 0 0 4px rgba(255,107,74,0.15);
}

/* ===== MOBILE ===== */
@media (max-width: 768px) {
  .font-serif { font-size: clamp(1.75rem, 5vw, 2.5rem); }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}