*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

/* Preloader */
#preloader {
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

/* Header */
#main-header.scrolled #header-inner {
    background: rgba(255, 255, 255, 0.95);
    backdrop-blur-md;
    box-shadow: 0 1px 0 rgba(93, 58, 91, 0.08);
}

#main-header.scrolled .nav-link {
    color: #5D3A5B;
}

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

#mobile-menu.open #bar1 {
    transform: rotate(45deg) translate(4px, 4px);
}

#mobile-menu.open #bar2 {
    opacity: 0;
    transform: scaleX(0);
}

#mobile-menu.open #bar3 {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal.delay-100 {
    transition-delay: 0.1s;
}

.reveal.delay-200 {
    transition-delay: 0.2s;
}

/* Card float animation */
@keyframes card-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.card-float {
    animation: card-float 4s ease-in-out infinite;
}

.card-float:nth-child(2) {
    animation-delay: -1.3s;
}

.card-float:nth-child(3) {
    animation-delay: -2.6s;
}

/* Card service hover */
.card-service {
    transform: translateY(0);
}

/* Back to top */
#back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
}

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

::-webkit-scrollbar-track {
    background: #f7f1f6;
}

::-webkit-scrollbar-thumb {
    background: #dcb8d6;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #c68bbf;
}

/* Selection */
::selection {
    background: #dcb8d6;
    color: #2a1a2a;
}

/* Form select arrow */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%235D3A5B' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #fbbf24;
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }

    html {
        scroll-behavior: auto;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .card-float {
        animation: none;
    }
}

/* Large screens */
@media (min-width: 1920px) {
    .max-w-7xl {
        max-width: 80rem;
    }
}