/* ========== BASE & RESET ========== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; }

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

/* Hero entrance animations */
.hero-anim {
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}
.hero-anim:nth-child(1) { animation-delay: 0.1s; }
.hero-anim:nth-child(2) { animation-delay: 0.25s; }
.hero-anim:nth-child(3) { animation-delay: 0.4s; }
.hero-anim:nth-child(4) { animation-delay: 0.55s; }
.hero-anim:nth-child(5) { animation-delay: 0.7s; }

/* Scroll reveal classes */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-up.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

/* ========== CTA BUTTON ========== */
.cta-btn {
  position: relative;
  overflow: hidden;
}
.cta-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s ease;
}
.cta-btn:hover::after { opacity: 1; }

/* ========== SERVICE CARDS ========== */
.service-card {
  perspective: 1000px;
}
.service-card:hover .service-card-inner {
  transform: translateY(-4px);
}

/* ========== PILL TAGS ========== */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: linear-gradient(135deg, #f0f4fa, #e8f0fe);
  border: 1px solid #dce6f5;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  color: #1E3A5F;
  transition: all 0.3s ease;
}
.pill:hover {
  background: linear-gradient(135deg, #D4A017, #efc550);
  border-color: #D4A017;
  color: #0d1a2d;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(212, 160, 23, 0.3);
}

/* ========== AREA CARDS ========== */
.area-card {
  cursor: pointer;
}

/* ========== TESTIMONIAL CARDS ========== */
.testimonial-card {
  position: relative;
}
.testimonial-card::before {
  content: '\201C';
  position: absolute;
  top: 16px;
  right: 28px;
  font-family: 'DM Serif Display', serif;
  font-size: 6rem;
  color: #D4A017;
  opacity: 0.12;
  line-height: 1;
  pointer-events: none;
}

/* ========== INPUT FIELDS ========== */
.input-field {
  font-family: 'Nunito', system-ui, sans-serif;
  font-size: 0.95rem;
}
.input-field:focus {
  box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.15);
}

/* ========== SUBMIT BUTTON ========== */
.btn-submit {
  font-family: 'Nunito', system-ui, sans-serif;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.btn-submit::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  transition: left 0.5s ease;
}
.btn-submit:hover::before {
  left: 100%;
}
.btn-submit:active {
  transform: scale(0.98);
}

/* ========== NAV LINKS ========== */
.nav-link {
  position: relative;
}

/* ========== HEADER SCROLLED STATE ========== */
#site-header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 20px rgba(30, 58, 95, 0.08);
}

/* ========== MOBILE MENU ========== */
.mobile-link {
  font-family: 'Nunito', system-ui, sans-serif;
}

/* ========== RESPONSIVE ADJUSTMENTS ========== */
@media (max-width: 640px) {
  .hero-anim { animation-duration: 0.6s; }
}

/* ========== UTILITY: Smooth image loading ========== */
img {
  image-rendering: auto;
  loading: lazy;
}

/* ========== SELECTION COLOR ========== */
::selection {
  background: #D4A017;
  color: #0d1a2d;
}