/* ========================================
   C&N Auto Repair — Custom Styles
   Bold Editorial | Charcoal + Coral
======================================== */

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

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

body {
  overflow-x: hidden;
}

/* Selection */
::selection {
  background: rgba(245, 90, 58, 0.3);
  color: #f7f7f7;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #1f1f1f;
}
::-webkit-scrollbar-thumb {
  background: #3a3a3a;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #5e5e5e;
}

/* Animations */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-up {
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes scrollLine {
  0%, 100% {
    transform: scaleY(0);
    transform-origin: top;
  }
  50% {
    transform: scaleY(1);
    transform-origin: top;
  }
  51% {
    transform-origin: bottom;
  }
}

.animate-scroll-line {
  animation: scrollLine 1.8s ease-in-out infinite;
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.revealed {
  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: 2px;
  background: linear-gradient(90deg, transparent, rgba(245, 90, 58, 0.5), transparent);
  opacity: 0;
  transition: opacity 0.5s ease;
}

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

/* Navbar */
#navbar {
  transition: background-color 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
  background-color: rgba(20, 20, 20, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05);
}

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

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

/* Mobile link transitions */
.mobile-link {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.4s ease, transform 0.4s 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: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(2) { transition-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(3) { transition-delay: 0.3s; }
#mobile-menu.open .mobile-link:nth-child(4) { transition-delay: 0.4s; }

/* Hamburger Animation */
#menu-btn.active #bar1 {
  transform: rotate(45deg) translate(4px, 4px);
}

#menu-btn.active #bar2 {
  opacity: 0;
  transform: scaleX(0);
}

#menu-btn.active #bar3 {
  transform: rotate(-45deg) translate(4px, -4px);
  width: 1.5rem;
}

/* Back to Top */
#back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

#back-to-top:not(.visible) {
  opacity: 0;
  transform: translateY(16px);
  pointer-events: none;
}

/* Form Inputs */
input:focus, textarea:focus {
  outline: none;
}

input::placeholder, textarea::placeholder {
  color: #5e5e5e;
}

/* Image aspect ratios */
img {
  display: block;
  max-width: 100%;
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
}