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

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

body {
    margin: 0;
    overflow-x: hidden;
}

::selection {
    background: rgba(155, 27, 48, 0.5);
    color: #fff;
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0A0708;
}
::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #9B1B30, #5a0f1c);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #d4456a, #9B1B30);
}

/* ========== Animations ========== */
@keyframes pulse-slow {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}

@keyframes scroll-indicator {
    0% { top: -16px; opacity: 0; }
    50% { opacity: 1; }
    100% { top: 100%; opacity: 0; }
}

@keyframes bounce-slow {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -8px); }
}

.animate-pulse-slow {
    animation: pulse-slow 6s ease-in-out infinite;
}

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

.animate-bounce-slow {
    animation: bounce-slow 2s ease-in-out infinite;
}

/* ========== Hero Animations ========== */
.hero-anim {
    opacity: 0;
    transform: translateY(30px);
    animation: heroFadeIn 0.8s ease forwards;
}

.hero-anim:nth-child(1) { animation-delay: 0.2s; }
.hero-anim:nth-child(2) { animation-delay: 0.4s; }
.hero-anim:nth-child(3) { animation-delay: 0.6s; }
.hero-anim:nth-child(4) { animation-delay: 0.8s; }
.hero-anim:nth-child(5) { animation-delay: 1.0s; }

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

/* ========== Reveal Animations ========== */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* 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; }
    .hero-anim { opacity: 1; transform: none; animation: none; }
}

/* ========== Navbar ========== */
#navbar.scrolled {
    background: rgba(10, 7, 8, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ========== Mobile Menu ========== */
.mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s 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; }

/* ========== Gold shimmer on hover ========== */
.gold-shimmer {
    position: relative;
    overflow: hidden;
}

.gold-shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(212, 165, 116, 0.1),
        transparent
    );
    transition: left 0.6s ease;
}

.gold-shimmer:hover::after {
    left: 100%;
}

/* ========== Custom select ========== */
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='%23ffffff40' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

select option {
    background: #1A1114;
    color: #fff;
}

/* ========== Image lazy loading ========== */
img {
    loading: lazy;
}