/* Custom styles for AC & Heating Experts */

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #F5F4F0;
}
::-webkit-scrollbar-thumb {
    background: #4a4a4a;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FF6B4A;
}

/* Navbar scroll state */
.navbar-scrolled {
    background: rgba(250, 250, 248, 0.95) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.navbar-scrolled .font-serif {
    color: #1a1a1a !important;
}

/* Mobile menu animation */
.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: 0.15s; }
.mobile-menu-open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu-open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu-open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* Hamburger animation */
.menu-open .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.menu-open .menu-line:nth-child(2) {
    opacity: 0;
}
.menu-open .menu-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
    width: 1.25rem;
}

/* Service card hover */
.group:hover .group-hover\:bg-coral-500 {
    background-color: #FF6B4A !important;
}

/* Intersection observer animations */
.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.visible {
    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; }

/* Subtle hover lift on cards */
.service-card {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
}

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

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

/* Hero image parallax-like effect */
.hero-image {
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Selection color */
::selection {
    background: #FF6B4A;
    color: white;
}