/* Base & Utilities */
html {
    scroll-behavior: smooth;
}

body {
    overflow-x: hidden;
}

::selection {
    background: color-mix(in srgb, #a65882 30%, transparent);
    color: #4a2639;
}

/* Header */
#header {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#header.scrolled {
    background: rgba(250, 245, 247, 0.92);
    backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(166, 88, 130, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: #e8a838;
    transition: width 0.3s ease;
}

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

/* Mobile Menu */
#mobile-menu {
    pointer-events: none;
}

#mobile-menu.open {
    pointer-events: all;
    transform: translateX(0);
}

.mobile-link {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

#mobile-menu.open .mobile-link {
    opacity: 1;
    transform: translateY(0);
}

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

/* Hero Animations */
.hero-subtitle {
    animation: slideUp 0.8s ease forwards 0.2s;
}

.hero-title {
    animation: slideUp 0.8s ease forwards 0.4s;
}

.hero-desc {
    animation: slideUp 0.8s ease forwards 0.6s;
}

.hero-cta {
    animation: slideUp 0.8s ease forwards 0.8s;
}

.hero-img-main {
    animation: fadeIn 1s ease forwards 0.5s;
    opacity: 0;
}

.hero-img-accent {
    animation: floatIn 0.8s ease forwards 1s;
    opacity: 0;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

@keyframes floatIn {
    from {
        opacity: 0;
        transform: translate(-20px, 20px);
    }
    to {
        opacity: 1;
        transform: translate(0, 0);
    }
}

/* Marquee */
.marquee-track {
    animation: marquee 30s linear infinite;
}

.marquee-item {
    flex-shrink: 0;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    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; }

/* Buttons */
.btn-primary {
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

/* Cards */
.card-elevate {
    transform: translateY(0);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.card-elevate:hover {
    transform: translateY(-6px);
}

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

::-webkit-scrollbar-track {
    background: #faf5f7;
}

::-webkit-scrollbar-thumb {
    background: #d4a8c2;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #c07ea4;
}

/* Selection */
input:focus, textarea:focus, select:focus {
    outline: none;
}

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

/* Focus visible */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
    outline: 2px solid #e8a838;
    outline-offset: 2px;
    border-radius: 4px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
}