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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #FDF8F5;
}
::-webkit-scrollbar-thumb {
    background: #c93d5e;
    border-radius: 3px;
}

/* Animations */
@keyframes float1 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
}
@keyframes float2 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}
@keyframes float3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}
@keyframes float4 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-6px); }
}
@keyframes scrollLine {
    0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
    51% { transform-origin: bottom; }
    100% { opacity: 0; transform: scaleY(0); transform-origin: bottom; }
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.card-float-1 { animation: float1 6s ease-in-out infinite; }
.card-float-2 { animation: float2 5s ease-in-out infinite 0.5s; }
.card-float-3 { animation: float3 5.5s ease-in-out infinite 1s; }
.card-float-4 { animation: float4 4.5s ease-in-out infinite 1.5s; }

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

/* Reveal on scroll */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Nav transition */
nav.scrolled {
    background: rgba(253, 248, 245, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(26, 22, 20, 0.08);
}

/* Mobile menu */
.mobile-menu-open #mobileMenu {
    opacity: 1;
    pointer-events: all;
}
.mobile-menu-open #line1 {
    transform: rotate(45deg) translate(3px, 3px);
}
.mobile-menu-open #line2 {
    opacity: 0;
    width: 0;
}
.mobile-menu-open #line3 {
    transform: rotate(-45deg) translate(3px, -3px);
}

/* Selection */
::selection {
    background: #722F37;
    color: #FDF8F5;
}

/* Focus styles */
input:focus, textarea:focus {
    outline: none;
}

/* Smooth image loading */
img {
    image-rendering: auto;
}