/* Custom styles and animations */

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Navbar scroll state */
.nav-scrolled {
    background: rgba(255, 255, 255, 0.97) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.nav-scrolled .nav-link {
    color: rgba(30, 41, 59, 0.7) !important;
}

.nav-scrolled .nav-link:hover {
    color: #0d9488 !important;
}

.nav-scrolled #nav-logo-text {
    color: #1e293b !important;
}

.nav-scrolled #nav-logo-sub {
    color: #0d9488 !important;
}

.nav-scrolled #mobile-menu-btn {
    background: rgba(148, 163, 184, 0.1) !important;
}

.nav-scrolled #mobile-menu-btn svg {
    stroke: #1e293b !important;
}

/* Mobile menu transitions */
#mobile-menu {
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Scroll reveal animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease-out, transform 0.7s ease-out;
}

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

/* Staggered delays for service cards */
.service-card:nth-child(1) { transition-delay: 0.05s; }
.service-card:nth-child(2) { transition-delay: 0.1s; }
.service-card:nth-child(3) { transition-delay: 0.15s; }
.service-card:nth-child(4) { transition-delay: 0.2s; }
.service-card:nth-child(5) { transition-delay: 0.25s; }
.service-card:nth-child(6) { transition-delay: 0.3s; }

/* Floating animation */
@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(2deg); }
}

@keyframes float-delay {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(-2deg); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-delay {
    animation: float-delay 8s ease-in-out infinite;
}

/* Scroll dot animation */
@keyframes scroll-dot {
    0% { transform: translateY(0); opacity: 1; }
    100% { transform: translateY(12px); opacity: 0; }
}

.animate-scroll-dot {
    animation: scroll-dot 1.5s ease-in-out infinite;
}

/* Hero text animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

#hero h1 {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

#hero p {
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

#hero a {
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

/* Pulse animation for badge */
@keyframes pulse-ring {
    0% { transform: scale(0.95); opacity: 0.7; }
    50% { transform: scale(1); opacity: 1; }
    100% { transform: scale(0.95); opacity: 0.7; }
}

/* Service card hover glow */
.service-card:hover {
    box-shadow: 0 20px 60px -15px rgba(13, 148, 136, 0.12);
}

/* Link hover underline animation */
a {
    text-decoration: none;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid #0d9488;
    outline-offset: 2px;
}

/* Mobile link styles */
.mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid #f1f5f9;
}

.mobile-link:last-child {
    border-bottom: none;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .font-serif {
        font-size: 2.25rem !important;
    }
}

/* Print styles */
@media print {
    nav, #contact, .scroll-reveal {
        display: none;
    }
    body {
        color: #000;
        background: #fff;
    }
}