/* ========================================
   Happy Boba — Bold Editorial Bubble Tea Site
   Forest Green + Off-White Palette
======================================== */

/* CSS Custom Properties */
:root {
    --color-forest: #1a5c3a;
    --color-forest-dark: #0f3d25;
    --color-forest-light: #2d7a4f;
    --color-forest-muted: #3d8b5e;
    --color-cream: #f5f0e8;
    --color-cream-light: #faf7f2;
    --color-cream-dark: #e8e0d0;
    --color-warm: #c9a96e;
    --color-warm-light: #d4b87f;
    --color-text-dark: #1a1a1a;
    --color-text-medium: #3d3d3d;
    --color-text-light: #6b6b6b;
    --color-white: #ffffff;
    --color-overlay: rgba(26, 92, 58, 0.85);
    
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    --spacing-4xl: 8rem;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    
    --shadow-sm: 0 2px 8px rgba(26, 92, 58, 0.08);
    --shadow-md: 0 4px 20px rgba(26, 92, 58, 0.12);
    --shadow-lg: 0 8px 40px rgba(26, 92, 58, 0.16);
    --shadow-xl: 0 16px 60px rgba(26, 92, 58, 0.20);
    
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--color-text-dark);
    background-color: var(--color-cream-light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

/* Section Tags */
.section-tag {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-forest);
    margin-bottom: var(--spacing-sm);
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--spacing-3xl);
}

.section-title {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
    color: var(--color-forest-dark);
    margin-bottom: var(--spacing-md);
}

.section-title em {
    font-style: italic;
    color: var(--color-warm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-light);
    line-height: 1.7;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 2rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-forest);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background-color: var(--color-forest-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-forest);
    border: 1.5px solid var(--color-forest);
}

.btn-secondary:hover {
    background-color: var(--color-forest);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-light {
    background-color: var(--color-white);
    color: var(--color-forest);
    box-shadow: var(--shadow-md);
}

.btn-light:hover {
    background-color: var(--color-cream);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background-color: transparent;
    color: var(--color-white);
    border: 1.5px solid rgba(255, 255, 255, 0.6);
}

.btn-outline-light:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

/* ========================================
   Navigation
======================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(245, 240, 232, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(26, 92, 58, 0.08);
    transition: all var(--transition-fast);
}

.nav.scrolled {
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-forest-dark);
}

.nav-logo-icon {
    color: var(--color-forest);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-medium);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-forest);
    transition: width var(--transition-fast);
}

.nav-links a:hover {
    color: var(--color-forest);
}

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

.nav-cta {
    background-color: var(--color-forest);
    color: var(--color-white) !important;
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-xl);
    font-weight: 500;
    transition: all var(--transition-fast) !important;
}

.nav-cta::after {
    display: none;
}

.nav-cta:hover {
    background-color: var(--color-forest-dark);
    transform: translateY(-1px);
}

/* Mobile Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: