/* ============================================
   Kamdan's Cafe — Custom Styles
   Premium Dark Luxury Theme
   ============================================ */

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

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

body {
    overflow-x: hidden;
}

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

::-webkit-scrollbar-track {
    background: #020617;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #d4a017, #92600a);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, #e8c26a, #d4a017);
}

/* Selection */
::selection {
    background: rgba(212, 160, 23, 0.3);
    color: #f9edcc;
}

/* ============================================
   Navigation
   ============================================ */
#navbar {
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    background: transparent;
    transition: background 0.5s ease, backdrop-filter 0.5s ease, box-shadow 0.5s ease;
}

#navbar.scrolled {
    background: rgba(2, 6, 23, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(212, 160, 23, 0.1);
}

/* ============================================
   Menu Tabs
   ============================================ */
.menu-tab {
    background: transparent;
    color: rgba(255, 255, 255, 0.4);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.menu-tab:hover {
    color: rgba(255, 255, 255, 0.7);
    border-color: rgba(212, 160, 23, 0.2);
}

.menu-tab.active {
    background: rgba(212, 160, 23, 0.1);
    color: #d4a017;
    border-color: rgba(212, 160, 23, 0.4);
}

/* ============================================
   Date Input Styling
   ============================================ */
.date-input::-webkit-calendar-picker-indicator {
    filter: invert(0.6) sepia(1) saturate(5) hue-rotate(10deg);
    cursor: pointer;
}

/* ============================================
   Scroll Indicator Animation
   ============================================ */
@keyframes scrollIndicator {
    0% {
        top: 0;
        opacity: 1;
    }
    100% {
        top: 100%;
        opacity: 0;
    }
}

.animate-scroll-indicator {
    animation: scrollIndicator 1.5s ease-in-out infinite;
}

/* ============================================
   Reveal Animations (Progressive Enhancement)
   Only active when user prefers motion
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal-up {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .reveal-up.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    
    .reveal-left {
        opacity: 0;
        transform: translateX(-40px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .reveal-left.revealed {
        opacity: 1;
        transform: translateX(0);
    }
    
    .reveal-right {
        opacity: 0;
        transform: translateX(40px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }
    
    .reveal-right.revealed {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Fallback: ensure content is visible even without JS */
.reveal-up,
.reveal-left,
.reveal-right {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: no-preference) {
    .reveal-up,
    .reveal-left,
    .reveal-right {
        opacity: 0;
    }
    
    .reveal-up.revealed,
    .reveal-left.revealed,
    .reveal-right.revealed {
        opacity: 1;
        transform: none;
    }
}

/* ============================================
   Gold shimmer effect for special elements
   ============================================ */
@keyframes shimmer {
    0% {
        background-position: -200% center;
    }
    100% {
        background-position: 200% center;
    }
}

/* ============================================
   Mobile Menu Transitions
   ============================================ */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.4s ease;
    opacity: 0;
}

#mobile-menu.open {
    max-height: 400px;
    opacity: 1;
}

/* ============================================
   Gold gradient text utility
   ============================================ */
.text-gold-gradient {
    background: linear-gradient(135deg, #f2db9a, #d4a017, #b8860b);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}