/* ============================================
   Rhythm DanceSport Center — Custom Styles
   ============================================ */

/* Base */
*, *::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;
}

/* Selection */
::selection {
    background: #a11336;
    color: #FDF8F5;
}

/* Navbar */
.navbar-scrolled #navbar {
    background: rgba(253, 248, 245, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 20px rgba(161, 19, 54, 0.08);
}

.navbar-scrolled .nav-logo-color {
    color: #6e112a;
}

.navbar-scrolled .nav-link {
    color: #a11336;
}

.navbar-transparent .nav-logo-color {
    color: #6e112a;
}

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

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

.mobile-menu-open #bar2 {
    opacity: 0;
}

.mobile-menu-open #bar3 {
    transform: rotate(-45deg) translate(4px, -4px);
    width: 1.5rem;
}

.mobile-menu-open body {
    overflow: hidden;
}

/* Class Cards */
.class-card {
    position: relative;
    transform: translateY(0);
}

.class-card:hover {
    transform: translateY(-4px);
}

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

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(161, 19, 54, 0);
    transition: background 0.4s ease;
    border-radius: inherit;
}

.gallery-item:hover::after {
    background: rgba(161, 19, 54, 0.1);
}

/* Scroll Reveal */
.reveal {
    opacity: 1;
    transform: translateY(0);
    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);
}

/* Stagger children */
.reveal-group .reveal {
    opacity: 1;
    transform: translateY(0);
}

.reveal-group .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-group .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-group .reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal-group .reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal-group .reveal:nth-child(5) { transition-delay: 0.4s; }
.reveal-group .reveal:nth-child(6) { transition-delay: 0.5s; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal, .reveal.revealed {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .gallery-item img {
        transition: none;
    }
    .class-card:hover {
        transform: none;
    }
}

/* Focus visible */
:focus-visible {
    outline: 2px solid #a11336;
    outline-offset: 2px;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #FDF8F5;
}
::-webkit-scrollbar-thumb {
    background: #c21d47;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #a11336;
}