/* ============================================
   Cube Nutrition — Custom Styles
   Classic & Elegant Restaurant Theme
   ============================================ */

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

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

body {
    overflow-x: hidden;
}

/* Selection */
::selection {
    background-color: rgba(155, 45, 45, 0.2);
    color: #3d0a0a;
}

/* ============================================
   Scroll Reveal Animations (progressive enhancement)
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    
    .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; }
    .reveal-delay-5 { transition-delay: 0.5s; }
    .reveal-delay-6 { transition-delay: 0.6s; }
}

/* ============================================
   Hero Animations
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .hero-eyebrow {
        animation: fadeSlideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.2s both;
    }
    
    .hero-headline {
        animation: fadeSlideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.4s both;
    }
    
    .hero-subtitle {
        animation: fadeSlideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.6s both;
    }
    
    .hero-ctas {
        animation: fadeSlideUp 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.8s both;
    }
}

@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Floating Orbs
   ============================================ */
@media (prefers-reduced-motion: no-preference) {
    .orb-1 {
        animation: float 8s ease-in-out infinite;
    }
    .orb-2 {
        animation: float 10s ease-in-out infinite reverse;
    }
    .orb-3 {
        animation: float 12s ease-in-out infinite;
    }
    .orb-4 {
        animation: float 9s ease-in-out infinite;
    }
    .orb-5 {
        animation: float 11s ease-in-out infinite reverse;
    }
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(20px, -20px) scale(1.05); }
    66% { transform: translate(-15px, 15px) scale(0.95); }
}

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

#navbar.scrolled {
    background: rgba(61, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}

/* ============================================
   Section Shared Styles
   ============================================ */
.section-eyebrow {
    display: block;
}

.section-title {
    letter-spacing: -0.02em;
}

.section-subtitle {
    line-height: 1.7;
}

/* ============================================
   Feature Cards
   ============================================ */
.feature-card {
    transition: transform 0.3s ease;
}

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

/* ============================================
   Menu Cards
   ============================================ */
.menu-card {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.4s ease;
}

.menu-card:hover {
    transform: translateY(-8px);
}

/* ============================================
   Principle Cards
   ============================================ */
.principle-card {
    transition: transform 0.4s ease, background-color 0.4s ease, border-color 0.4s ease;
}

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

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

.gallery-item:hover img {
    filter: brightness(0.85);
}

/* ============================================
   Mobile Menu
   ============================================ */
.mobile-link {
    font-family: 'Playfair Display', Georgia, serif;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 0.75rem;
    display: block;
    text-decoration: none;
}

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

/* ============================================
   Form Styling
   ============================================ */
input:focus,
select:focus,
textarea:focus {
    outline: none;
}

/* ============================================
   Utility
   ============================================ */
.glass {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   Print
   ============================================ */
@media print {
    nav, #contact-form, .gallery-item { display: none; }
    body { color: #000; background: #fff; }
}