/* Custom Styles for QH2O Quality Water */

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #040a14;
}

::-webkit-scrollbar-thumb {
    background: #1e3a5c;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d4a017;
}

/* Selection color */
::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #e8b828;
}

/* Navbar scroll state */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #e8b828, #b8860b);
    transition: width 0.3s ease;
}

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

/* Service cards */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 160, 23, 0.03), transparent);
    transition: left 0.5s ease;
}

.service-card:hover::before {
    left: 100%;
}

/* Testimonial cards */
.testimonial-card {
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 16px;
    right: 24px;
    font-size: 80px;
    font-family: 'Playfair Display', serif;
    color: rgba(212, 160, 23, 0.08);
    line-height: 1;
}

/* Mobile menu animation */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: all 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; }
.mobile-menu-open .mobile-link:nth-child(5) { transition-delay: 0.25s; }

/* Hamburger animation */
#menuBtn.active #bar1 {
    transform: translateY(6px) rotate(45deg);
}

#menuBtn.active #bar2 {
    opacity: 0;
}

#menuBtn.active #bar3 {
    transform: translateY(-6px) rotate(-45deg);
}

/* Fade in animations (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
    .fade-in {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.6s ease, transform 0.6s ease;
    }

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

    .fade-in-delay-1 { transition-delay: 0.1s; }
    .fade-in-delay-2 { transition-delay: 0.2s; }
    .fade-in-delay-3 { transition-delay: 0.3s; }
    .fade-in-delay-4 { transition-delay: 0.4s; }
}

/* Form focus styles */
input:focus,
select:focus,
textarea:focus {
    outline: none;
    box-shadow: 0 0 0 1px rgba(212, 160, 23, 0.2);
}

/* Gold gradient text utility */
.text-gold-gradient {
    background: linear-gradient(135deg, #f0cc5c, #d4a017, #b8860b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Subtle pulse for decorative elements */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Button hover lift effect */
button, a {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Prevent layout shift on images */
img {
    max-width: 100%;
    height: auto;
}

/* Mobile responsive adjustments */
@media (max-width: 768px) {
    .font-serif {
        font-size: clamp(1.75rem, 5vw, 2.5rem);
    }
}