/* Base & Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FDF8F6;
}
::-webkit-scrollbar-thumb {
    background: #c22346;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a11736;
}

/* Selection */
::selection {
    background: #7B2D3B;
    color: #FDF8F6;
}

/* Navbar */
#navbar {
    background: rgba(253, 248, 246, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(123, 45, 59, 0.08);
}

#navbar.scrolled {
    background: rgba(253, 248, 246, 0.97);
    box-shadow: 0 4px 30px rgba(123, 45, 59, 0.08);
}

/* Nav Links */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: #7B2D3B;
    transition: width 0.3s ease;
}

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

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

#mobile-menu.open .mobile-link {
    animation: fadeUp 0.4s ease forwards;
    opacity: 0;
}

#mobile-menu.open .mobile-link:nth-child(1) { animation-delay: 0.05s; }
#mobile-menu.open .mobile-link:nth-child(2) { animation-delay: 0.1s; }
#mobile-menu.open .mobile-link:nth-child(3) { animation-delay: 0.15s; }
#mobile-menu.open .mobile-link:nth-child(4) { animation-delay: 0.2s; }
#mobile-menu.open .mobile-link:nth-child(5) { animation-delay: 0.25s; }

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hamburger Animation */
#menu-btn.active #line1 {
    transform: rotate(45deg) translate(4px, 4px);
}
#menu-btn.active #line2 {
    opacity: 0;
}
#menu-btn.active #line3 {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.5rem;
}

/* Scroll Line Animation */
@keyframes scrollLine {
    0% {
        height: 0;
        opacity: 0;
    }
    50% {
        height: 48px;
        opacity: 1;
    }
    100% {
        height: 48px;
        opacity: 0;
    }
}

.animate-scroll-line {
    animation: scrollLine 2s ease-in-out infinite;
}

/* Reveal 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.revealed {
    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; }
.reveal.delay-4 { transition-delay: 0.4s; }

/* Service Cards */
.service-card {
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1),
                background-color 0.5s ease;
}

.service-card:hover {
    transform: translateY(-8px);
}

/* Gallery Items */
.gallery-item {
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(123, 45, 59, 0.3), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
    border-radius: inherit;
}

.gallery-item:hover::after {
    opacity: 1;
}

/* Parallax-like subtle movement */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        will-change: opacity, transform;
    }
}

/* Smooth focus visible */
:focus-visible {
    outline: 2px solid #7B2D3B;
    outline-offset: 2px;
}

/* Button ripple effect */
button, a {
    -webkit-tap-highlight-color: transparent;
}

/* Print styles */
@media print {
    #navbar, .reveal {
        opacity: 1 !important;
        transform: none !important;
    }
}