/* ============================================
   Dr. Larry's Reptiles — Custom Styles
   Premium Dark Luxury Theme
   ============================================ */

/* 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;
}

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

::-webkit-scrollbar-track {
    background: #030705;
}

::-webkit-scrollbar-thumb {
    background: #065f46;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #047857;
}

/* Selection */
::selection {
    background: rgba(212, 175, 55, 0.3);
    color: #fdfcf8;
}

/* ============================================
   Scroll Reveal Animations
   Progressive enhancement — content is visible
   by default; JS adds the animated state.
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .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: 0;
        transform: translateY(40px);
        transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
                    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    }

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

/* ============================================
   Navbar
   ============================================ */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}

#navbar.scrolled {
    background: rgba(3, 7, 5, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(212, 175, 55, 0.08), 0 4px 30px rgba(0, 0, 0, 0.4);
}

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

#mobileMenu.closed {
    opacity: 0;
    pointer-events: none;
}

.mobile-link {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease, color 0.3s ease;
}

#mobileMenu.closed .mobile-link {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease, color 0.3s ease;
}

#mobileMenu.closed .mobile-link:nth-child(1) { transition-delay: 0s; }
#mobileMenu.closed .mobile-link:nth-child(2) { transition-delay: 0.05s; }
#mobileMenu.closed .mobile-link:nth-child(3) { transition-delay: 0.1s; }
#mobileMenu.closed .mobile-link:nth-child(4) { transition-delay: 0.15s; }
#mobileMenu.closed .mobile-link:nth-child(5) { transition-delay: 0.2s; }

#mobileMenu.open .mobile-link:nth-child(1) { transition-delay: 0.1s; }
#mobileMenu.open .mobile-link:nth-child(2) { transition-delay: 0.15s; }
#mobileMenu.open .mobile-link:nth-child(3) { transition-delay: 0.2s; }
#mobileMenu.open .mobile-link:nth-child(4) { transition-delay: 0.25s; }
#mobileMenu.open .mobile-link:nth-child(5) { transition-delay: 0.3s; }

/* Menu button animation */
.menu-line {
    display: block;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

#menuBtn.active .menu-line:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}

#menuBtn.active .menu-line:nth-child(2) {
    opacity: 0;
}

#menuBtn.active .menu-line:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
    width: 1.25rem;
}

/* ============================================
   Gold shimmer on text gradients (subtle)
   ============================================ */
@keyframes shimmer {
    0% { background-position: -200% center; }
    100% { background-position: 200% center; }
}

.gold-shimmer {
    background: linear-gradient(90deg, #f0d78c, #d4af37, #e6c55a, #d4af37, #f0d78c);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 6s linear infinite;
}

/* ============================================
   Card hover glow effect
   ============================================ */
.glow-card:hover {
    box-shadow: 0 0 40px rgba(212, 175, 55, 0.08),
                0 20px 60px rgba(0, 0, 0, 0.4);
}

/* ============================================
   Image aspect ratio utilities
   ============================================ */
.aspect-square {
    aspect-ratio: 1 / 1;
}

/* ============================================
   Focus styles for accessibility
   ============================================ */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #d4af37;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ============================================
   Responsive adjustments
   ============================================ */
@media (max-width: 768px) {
    .font-display {
        line-height: 1.1;
    }
}