/* ========== BASE ========== */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  overflow-x: hidden;
}

::selection {
  background: rgba(13, 148, 136, 0.2);
  color: #0f766e;
}

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

#navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

#navbar.scrolled #logo-text {
  color: #0f172a;
}

#navbar.scrolled #logo-sub {
  color: #64748b;
}

/* ========== HERO ========== */
.hero-bg {
  will-change: transform;
}

.hero-bg img {
  transition: transform 8s ease-out;
}

.hero-bg.loaded img {
  transform: scale(1);
}

.hero-overlay {
  background-image: linear-gradient(
    to bottom,
    rgba(8, 15, 26, 0.4) 0%,
    rgba(8, 15, 26, 0.55) 50%,
    rgba(8, 15, 26, 0.8) 100%
  );
}

/* Hero Entrance Animations */
.hero-eyebrow {
  animation: fadeSlideUp 0.8s ease-out 0.3s both;
}

.hero-headline {
  animation: fadeSlideUp 0.8s ease-out 0.5s both;
}

.hero-sub {
  animation: fadeSlideUp 0.8s ease-out 0.7s both;
}

.hero-ctas {
  animation: fadeSlideUp 0.8s ease-out 0.9s both;
}

.hero-scroll {
  animation: fadeSlideUp 0.8s ease-out 1.2s both;
}

@keyframes fadeSlideUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll line animation */
.scroll-line {
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(0.6); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ========== SCROLL REVEAL ========== */
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
  }

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

/* ========== SERVICE CARDS ========== */
.service-card {
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
  transform: translateY(-4px);
}

/* ========== GALLERY ========== */
.gallery-item {
  cursor: pointer;
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(13, 148, 136, 0);
  transition: background 0.4s ease;
  border-radius: inherit;
}

.gallery-item:hover::after {
  background: rgba(13, 148, 136, 0.1);
}

/* ========== TESTIMONIAL CARDS ========== */
.testimonial-card {
  transition: transform 0.4s ease, border-color 0.4s ease;
}

.testimonial-card:hover {
  transform: translateY(-4px);
}

/* ========== CTA BUTTONS ========== */
.cta-primary {
  position: relative;
  overflow: hidden;
}

.cta-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.cta-primary:hover::before {
  opacity: 1;
}

.cta-secondary {
  position: relative;
}

/* ========== MOBILE MENU ========== */
#mobile-menu {
  padding-top: 2rem;
}

#mobile-menu.open {
  transform: translateX(0);
}

#mobile-menu.closed {
  transform: translateX(100%);
}

/* Hamburger animation */
#menu-btn.active #bar-top {
  transform: translateY(6px) rotate(45deg);
}

#menu-btn.active #bar-mid {
  opacity: 0;
  transform: translateX(-8px);
}

#menu-btn.active #bar-bot {
  transform: translateY(-6px) rotate(-45deg);
}

/* ========== MOBILE LINKS ========== */
.mobile-link {
  position: relative;
}

.mobile-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 1px;
  background: #0d9488;
  transition: width 0.3s ease, left 0.3s ease;
}

.mobile-link:hover::after {
  width: 80%;
  left: 10%;
}

/* ========== DIVIDER ========== */
.gradient-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, #e2e8f0, transparent);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .hero-headline {
    font-size: 2.25rem;
  }

  .hero-headline br {
    display: none;
  }

  .hero-headline::after {
    content: 'had a long day.';
    display: block;
    font-size: 0.7em;
    opacity: 0.85;
  }

  /* Better mobile headline handling */
  .hero-headline {
    font-size: 2rem;
    line-height: 1.2;
  }
}

@media (min-width: 769px) {
  .hero-headline br {
    display: block;
  }
}