/* ─── Reset & Base ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── Navbar Scroll State ─── */
#navbar.scrolled {
  background: rgba(13, 17, 23, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #F97066;
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* ─── Mobile Menu ─── */
#mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

#mobile-menu.open .mobile-link {
  animation: fadeInUp 0.3s ease forwards;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ─── Service Cards ─── */
.service-card {
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, #F97066, transparent);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.service-card:hover::before {
  opacity: 1;
}

/* ─── Gallery ─── */
.gallery-item {
  position: relative;
  cursor: pointer;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 10, 16, 0.4) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: inherit;
}

.gallery-item:hover::after {
  opacity: 1;
}

/* ─── Testimonial Cards ─── */
.testimonial-card {
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  border-color: rgba(249, 112, 102, 0.2);
}

/* ─── Scroll Reveal (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .reveal[data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
}

/* ─── Custom Scrollbar ─── */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #0d1117;
}

::-webkit-scrollbar-thumb {
  background: #374151;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #F97066;
}

/* ─── Selection ─── */
::selection {
  background: rgba(249, 112, 102, 0.3);
  color: #f7f7f8;
}

/* ─── Form Select Arrow ─── */
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23F97066' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ─── Utility ─── */
.clip-diagonal {
  clip-path: polygon(50% 0, 100% 0, 100% 100%, 0% 100%);
}