/* ============================================
   Iowa Coffee Cup — Premium Dark Luxury Theme
   Deep Navy + Warm Gold
   ============================================ */

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

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

body {
    background-color: #050d1a;
    color: #f3f4f6;
    font-family: 'Inter', system-ui, sans-serif;
    overflow-x: hidden;
}

/* Selection */
::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #f9fafb;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #0a1628;
}
::-webkit-scrollbar-thumb {
    background: #1d3556;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #c9a84c;
}

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

#navbar.scrolled {
    background: rgba(5, 13, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.05), 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ============================================
   Mobile Menu
   ============================================ */
#mobileMenu {
    animation: slideDown 0.3s ease forwards;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mobile-link {
    display: block;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: padding-left 0.3s ease;
}

.mobile-link:last-child {
    border-bottom: none;
}

.mobile-link:hover {
    padding-left: 0.5rem;
}

/* ============================================
   Reveal Animations (progressive enhancement)
   ============================================ */
.reveal {
    opacity: 1;
    transform: none;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
    }
    
    .reveal.revealed {
        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; }
}

/* ============================================
   Gold Gradient Text Utility
   ============================================ */
.text-gradient-gold {
    background: linear-gradient(135deg, #f0d078, #c9a84c, #b8922e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Card Hover Effects
   ============================================ */
.menu-card {
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}

.menu-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(201, 168, 76, 0.08);
}

/* ============================================
   Button Ripple / Glow
   ============================================ */
.btn-glow {
    position: relative;
    overflow: hidden;
}

.btn-glow::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--x, 50%) var(--y, 50%), rgba(201, 168, 76, 0.2), transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.btn-glow:hover::after {
    opacity: 1;
}

/* ============================================
   Image Hover Zoom
   ============================================ */
.img-zoom {
    overflow: hidden;
}

.img-zoom img {
    transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.img-zoom:hover img {
    transform: scale(1.05);
}

/* ============================================
   Floating Cards Animation
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .float-1 {
        animation: float1 6s ease-in-out infinite;
    }
    .float-2 {
        animation: float2 7s ease-in-out infinite;
    }
    .float-3 {
        animation: float3 5s ease-in-out infinite;
    }
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-12px) rotate(1deg); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-8px) rotate(-1deg); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

/* ============================================
   Gold Shimmer Line
   ============================================ */
.shimmer-line {
    background: linear-gradient(90deg, transparent, rgba(201, 168, 76, 0.5), transparent);
    background-size: 200% 100%;
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

/* ============================================
   Focus Styles
   ============================================ */
a:focus-visible,
button:focus-visible {
    outline: 2px solid #c9a84c;
    outline-offset: 2px;
    border-radius: 4px;
}

/* ============================================
   Map Invert Fix (dark overlay on Google Maps)
   ============================================ */
iframe[title] {
    border-radius: 0.75rem;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    html {
        scroll-padding-top: 80px;
    }
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    body {
        background: white;
        color: black;
    }
    
    #navbar,
    #gallery,
    .reveal {
        display: none;
    }
}