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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: #050D1A;
  color: #ffffff;
  font-family: 'Inter', system-ui, sans-serif;
  overflow-x: hidden;
}

::selection {
  background: rgba(45, 212, 191, 0.3);
  color: #ffffff;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #050D1A;
}
::-webkit-scrollbar-thumb {
  background: #142A4A;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #2DD4BF;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #D4A853;
  transition: width 0.3s ease;
}

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

.nav-scrolled {
  background: rgba(5, 13, 26, 0.95) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ===== MOBILE MENU ===== */
.menu-line {
  display: block;
}

#mobileMenu.open {
  opacity: 1 !important;
  pointer-events: all !important;
}

#mobileMenu.open .menu-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

#mobileMenu.open .menu-line:nth-child(2) {
  opacity: 0;
}

#mobileMenu.open .menu-line:nth-child(3) {
  transform: rotate(-45deg) translate(3px, -3px);
  width: 1.5rem;
}

/* ===== HERO ===== */
@keyframes scroll-line {
  0% { transform: translateY(-16px); opacity: 0; }
  50% { opacity: 1; }
  100% { transform: translateY(16px); opacity: 0; }
}

.animate-scroll-line {
  animation: scroll-line 1.5s ease-in-out infinite;
}

/* ===== SERVICE CARDS ===== */
.service-card {
  position: relative;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212, 168, 83, 0), transparent);
  transition: background 0.5s ease;
}

.service-card:hover::before {
  background: linear-gradient(90deg, transparent, rgba(212, 168, 83, 0.4), transparent);
}

/* ===== TESTIMONIAL CARDS ===== */
.testimonial-card {
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 16px;
  right: 24px;
  font-family: 'Playfair Display', serif;
  font-size: 6rem;
  line-height: 1;
  color: rgba(212, 168, 83, 0.08);
  pointer-events: none;
}

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
  .animate-scroll-line {
    animation: none;
    opacity: 1;
  }
}

/* ===== GALLERY HOVER ===== */
.group:hover .group-img {
  transform: scale(1.05);
}

/* ===== FOCUS STATES ===== */
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 2px solid #2DD4BF;
  outline-offset: 2px;
}

/* ===== UTILITY ANIMATIONS ===== */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.float-animation {
  animation: float 4s ease-in-out infinite;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .font-serif {
    font-size: clamp(2rem, 8vw, 3.5rem);
  }
}