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

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

body {
  overflow-x: hidden;
}

::selection {
  background: #f9d4d9;
  color: #3d141a;
}

/* ===== NAVBAR ===== */
#navbar {
  background: transparent;
}

#navbar.scrolled {
  background: rgba(254, 252, 251, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(123, 45, 59, 0.08);
}

.nav-logo-text {
  transition: color 0.4s ease;
}

.nav-logo-sub {
  transition: color 0.4s ease;
}

#navbar:not(.scrolled) .nav-logo-text {
  color: #1a0f0f;
}

#navbar:not(.scrolled) .nav-logo-sub {
  color: rgba(123, 45, 59, 0.6);
}

#navbar.scrolled .nav-logo-text {
  color: #1a0f0f;
}

#navbar.scrolled .nav-logo-sub {
  color: #7B2D3B;
}

.nav-link {
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #7B2D3B;
  transition: width 0.3s ease;
}

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

/* ===== MOBILE MENU ===== */
#mobile-menu.open {
  pointer-events: auto;
  opacity: 1;
}

#mobile-menu.closed {
  pointer-events: none;
  opacity: 0;
}

.mobile-link {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s ease, transform 0.3s ease, color 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; }

/* Menu button states */
.menu-btn.active .menu-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-btn.active .menu-line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.menu-btn.active .menu-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
  width: 5px;
}

/* ===== HERO ===== */
.scroll-line {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, transparent, #f9d4d9, transparent);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100%); }
}

/* ===== SERVICE CARDS ===== */
.service-card {
  will-change: transform;
}

/* ===== GALLERY ===== */
.gallery-item {
  overflow: hidden;
  border-radius: 0.75rem;
}

.gallery-item img {
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* ===== SCROLL REVEAL (progressive enhancement) ===== */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  }

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

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }
  .reveal-delay-5 { transition-delay: 0.5s; }
  .reveal-delay-6 { transition-delay: 0.6s; }
}

/* Fallback: ensure content is visible even without JS */
.no-js .reveal,
.js-enabled .reveal {
  /* JS will add .revealed class */
}

/* ===== FORM ===== */
input:focus,
select:focus,
textarea:focus {
  border-color: #d44d5e !important;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .font-display {
    line-height: 1.15;
  }
}

@media (min-width: 1024px) {
  .service-card:hover {
    transform: translateY(-4px);
  }
}