/* Custom styles for Til' Dark Roofing */

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

/* Custom selection color */
::selection {
    background-color: #064e3b;
    color: #fdfbf7;
}

/* Navbar scroll effect */
nav.scrolled {
    background-color: rgba(253, 251, 247, 0.95);
    backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 rgba(6, 78, 59, 0.08);
}

nav.scrolled .font-serif {
    color: #064e3b !important;
}

nav.scrolled .uppercase {
    color: #047857 !important;
}

nav.scrolled .menu-line {
    background-color: #064e3b !important;
}

/* Mobile menu animation */
.menu-line:nth-child(1) {
    transform-origin: center;
}
.menu-line:nth-child(2) {
    transform-origin: center;
}
.menu-line:nth-child(3) {
    transform-origin: center;
}

#mobileMenu.open .menu-line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}
#mobileMenu.open .menu-line:nth-child(2) {
    opacity: 0;
}
#mobileMenu.open .menu-line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
    width: 1.5rem;
}

/* Service card hover lift */
.service-card {
    transform: translateY(0);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

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

/* Fade-in animation for scroll */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered children */
.fade-in-stagger > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1), transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.fade-in-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.fade-in-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.fade-in-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; opacity: 1; transform: translateY(0); }
.fade-in-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.fade-in-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; opacity: 1; transform: translateY(0); }
.fade-in-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }

/* Back to top button */
#backToTop.show {
    opacity: 1;
    pointer-events: auto;
}

#backToTop {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Mobile link hover */
.mobile-link {
    position: relative;
}

.mobile-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #059669;
    transition: width 0.3s ease;
}

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

/* Form select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23064e3b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}