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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ===== Navbar ===== */
.nav-scrolled {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  background: rgba(250, 248, 245, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(10, 37, 64, 0.06);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.nav-scrolled.scrolled {
  background: rgba(250, 248, 245, 0.97);
  box-shadow: 0 4px 30px rgba(10, 37, 64, 0.06);
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: #5eead4;
  border-radius: 1px;
  transition: width 0.3s ease;
}

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

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

.mobile-link {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-menu.open .mobile-link {
  opacity: 1;
  transform: translateY(0);
}

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

/* ===== Hero ===== */
.hero {
  position: relative;
}

.hero-pattern {
  background-image: radial-gradient(circle at 1px 1px, rgba(94, 234, 212, 0.3) 1px, transparent 0);
  background-size: 32px 32px;
}

.hero-text {
  opacity: 1;
  transform: none;
}

.hero-images {
  opacity: 1;
  transform: none;
}

/* ===== Scroll Reveal ===== */
.reveal {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .reveal.revealed {
    opacity: 1;
    transform: none;
  }

  .reveal:nth-child(2) { transition-delay: 0.1s; }
  .reveal:nth-child(3) { transition-delay: 0.2s; }
  .reveal:nth-child(4) { transition-delay: 0.3s; }
}

/* ===== 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, #5eead4, #2dd4bf);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  border-radius: 3px 3px 0 0;
}

.service-card:hover::before {
  transform: scaleX(1);
}

/* ===== Gallery ===== */
.gallery-item {
  position: relative;
  overflow: hidden;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 37, 64, 0.15) 0%, transparent 40%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  border-radius: inherit;
}

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

/* ===== Testimonials ===== */
.testimonial-card {
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(10, 37, 64, 0.08);
}

/* ===== Form ===== */
input:focus,
select:focus,
textarea:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(94, 234, 212, 0.2);
}

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

::-webkit-scrollbar-track {
  background: #faf8f5;
}

::-webkit-scrollbar-thumb {
  background: #0a2540;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #0d3156;
}

/* ===== Selection ===== */
::selection {
  background: rgba(94, 234, 212, 0.3);
  color: #0a2540;
}

/* ===== Responsive tweaks ===== */
@media (max-width: 767px) {
  .nav-scrolled {
    background: rgba(250, 248, 245, 0.98);
  }
}