/* ============================================
   Starbucks — Baychester Ave
   Classic & Elegant Design System
   ============================================ */

/* --- Custom Properties --- */
:root {
    --plum-950: #3d0d1a;
    --plum-900: #6c1f38;
    --plum-700: #9a1f41;
    --plum-400: #e96e8f;
    --plum-200: #f9d0d9;
    --plum-100: #fce7eb;
    --plum-50: #fdf4f6;
    --amber-400: #ffd13f;
    --amber-500: #f59e0b;
    --cream: #FAF7F2;
    --warmgray: #4A4540;
    
    --font-serif: 'Lora', Georgia, serif;
    --font-sans: 'Montserrat', 'Helvetica Neue', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.7s ease;
}

/* --- 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 {
    font-family: var(--font-sans);
    background-color: var(--cream);
    color: var(--warmgray);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* --- Navigation --- */
#navbar {
    background: transparent;
    transition: background var(--transition-medium), box-shadow var(--transition-medium);
}

#navbar.scrolled {
    background: rgba(250, 247, 242, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(108, 31, 56, 0.08);
}

.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--plum-700);
    transition: width var(--transition-fast);
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile Menu */
#mobile-menu {
    top: 0;
}

#mobile-menu.open {
    opacity: 1;
    pointer-events: all;
}

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

.mobile-link {
    font-family: var(--font-serif);
    transition: color var(--transition-fast);
}

/* Menu toggle animation */
#menu-toggle.active .menu-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

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

#menu-toggle.active .menu-line:nth-child(3) {
    width: 24px;
    transform: rotate(-45deg) translate(4px, -4px);
}

/* --- Hero Section --- */
.hero-content {
    opacity: 0;
    transform: translateY(30px);
    animation: heroFadeUp 0.8s ease forwards;
    animation-delay: 0.2s;
}

.hero-image {
    opacity: 0;
    transform: translateY(20px);
    animation: heroFadeUp 0.8s ease forwards;
    animation-delay: 0.4s;
}

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

/* --- About Section --- */
.about-images {
    opacity: 0;
    transform: translateX(-30px);
    transition: all 0.8s ease;
}

.about-images.visible {
    opacity: 1;
    transform: translateX(0);
}

.about-content {
    opacity: 0;
    transform: translateX(30px);
    transition: all 0.8s ease;
}

.about-content.visible {
    opacity: 1;
    transform: translateX(0);
}

/* --- Menu Cards --- */
.menu-card {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.menu-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Feature Cards --- */
.feature-card {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.feature-card.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Scroll Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Hover Effects --- */
.hover-lift {
    transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(108, 31, 56, 0.12);
}

/* --- Image Hover --- */
img {
    transition: transform var(--transition-slow);
}

/* --- Selection --- */
::selection {
    background: var(--plum-200);
    color: var(--plum-950);
}

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

::-webkit-scrollbar-track {
    background: var(--cream);
}

::-webkit-scrollbar-thumb {
    background: var(--plum-200);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--plum-400);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .hero-content {
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .about-images {
        order: -1;
    }
    
    .grid lg:grid-cols-2 {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
}

/* --- Print Styles --- */
@media print {
    #navbar,
    #menu-toggle,
    .hero-image,
    .feature-card img {
        display: none;
    }
}