:root {
    /* Unisex sophisticated palette */
    --bg-primary: #f8f7f4;
    --bg-secondary: #f3f2ef;
    --bg-tertiary: #e8e7e4;
    --surface: #ffffff;
    --surface-primary: #ffffff;
    --surface-elevated: #ffffff;
    --surface-subtle: rgba(255, 255, 255, 0.7);
    
    /* Text hierarchy */
    --text-primary: #2c2c2c;
    --text-secondary: #6b7280;
    --text-tertiary: #8a8a8a;
    --text-inverse: #ffffff;
    
    /* Unisex accent colors */
    --accent-primary: #6b7280;
    --accent-secondary: #4b5563;
    --accent-subtle: #e5e7eb;
    --accent-warm: #9ca3af;
    --accent-cool: #78716c;
    
    /* Semantic colors */
    --success: #6b7280;
    --warning: #9ca3af;
    --error: #78716c;
    --info: #a8a29e;
    
    /* Shadows and depth */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Border radius */
    --radius-xs: 0.25rem;
    --radius-sm: 0.5rem;
    --radius-md: 1rem;
    --radius-lg: 1.5rem;
    --radius-xl: 2rem;
    --radius-2xl: 3rem;
    --radius-full: 9999px;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Typography */
    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 600ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Container */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
}

/* Reset and base styles */
*,
*::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);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.025em;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 4vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 2rem); }
h4 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h5 { font-size: clamp(1rem, 1.5vw, 1.25rem); }
h6 { font-size: clamp(0.875rem, 1.25vw, 1rem); }

p {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
    line-height: 1.7;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-secondary);
}

/* Layout utilities */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section {
    padding: var(--space-3xl) 0;
}

.grid {
    display: grid;
    gap: var(--space-lg);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.text-center {
    text-align: center;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--accent-subtle);
    transition: all var(--transition-base);
}

.navbar.is-scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-md);
}

.navbar.is-hidden {
    transform: translateY(-100%);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.05em;
}

.logo span {
    color: var(--accent-primary);
}

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

.nav-links a {
    font-weight: 500;
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.nav-links a.active {
    color: var(--text-primary);
    background: var(--accent-primary);
    color: var(--text-inverse);
}

/* Navigation highlight effect */
.nav-highlight {
    background: rgba(107, 114, 128, 0.1);
    transition: background 0.3s ease;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: var(--space-xs);
    width: 40px;
    height: 40px;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 2001;
}

.hamburger .bar {
    display: block;
    width: 24px;
    height: 3px;
    background: #666666;
    margin: 4px 0;
    transition: all 0.3s ease;
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: -0.025em;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.2));
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--text-inverse);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: var(--surface);
    color: var(--text-primary);
    border: 1px solid var(--accent-subtle);
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    padding: var(--space-md) var(--space-lg);
}

.btn-ghost:hover {
    background: var(--bg-secondary);
}

/* Hero Section */
.hero {
    padding: calc(100px + var(--space-3xl)) 0 var(--space-3xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #f8f7f4 0%, #f3f2ef 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(107, 114, 128, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(156, 163, 175, 0.1) 0%, transparent 50%);
    animation: heroFloat 15s ease-in-out infinite;
}

@keyframes heroFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-20px, -10px) scale(1.05); }
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-badge {
    display: inline-block;
    background: #6b7280;
    color: #ffffff;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
}

.hero-content h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    color: #2c2c2c;
}

.hero-content h1 .highlight {
    color: #6b7280;
    position: relative;
}

.hero-content p {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: var(--space-2xl);
    color: #6b7280;
    max-width: 500px;
}

.hero-stats {
    display: flex;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #2c2c2c;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-showcase {
    display: flex;
    gap: var(--space-lg);
    position: relative;
    z-index: 2;
}

.showcase-item {
    text-align: center;
    opacity: 0.6;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.showcase-item.active {
    opacity: 1;
    transform: translateY(0);
}

.showcase-image {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
    font-size: 2rem;
    color: #ffffff;
    box-shadow: 0 8px 30px rgba(107, 114, 128, 0.3);
    position: relative;
    overflow: hidden;
}

.hedgehog-image {
    background: transparent;
    box-shadow: 0 8px 30px rgba(107, 114, 128, 0.3);
}

.hedgehog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-lg);
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity 0.3s ease;
}

.hedgehog-image .static-image {
    opacity: 1;
}

.hedgehog-image .hover-image {
    opacity: 0;
}

.hedgehog-image:hover .static-image {
    opacity: 0;
}

.hedgehog-image:hover .hover-image {
    opacity: 1;
}

.showcase-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: #2c2c2c;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(107, 114, 128, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(156, 163, 175, 0.05) 0%, transparent 50%);
    animation: patternMove 20s linear infinite;
}

@keyframes patternMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-50px, -50px); }
}

.model-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: var(--space-lg);
}

.product-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    color: #ffffff;
    font-size: 3rem;
    opacity: 1;
    border-radius: var(--radius-lg);
}

.loading-animation {
    width: 60px;
    height: 60px;
    border: 3px solid var(--accent-subtle);
    border-top-color: var(--accent-primary);
    border-radius: var(--radius-full);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}


/* What Is ClickMe Section */
.what-is-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.what-is-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 2px solid #e5e7eb;
    transition: all 0.3s ease;
    text-align: center;
}

.what-is-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.what-is-icon {
    width: 60px;
    height: 60px;
    background: #f3f2ef;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-size: 1.5rem;
    color: #6b7280;
}

.what-is-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: #2c2c2c;
}

.what-is-card p {
    color: #6b7280;
    line-height: 1.6;
}

/* Shop Section */
.shop-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.shop-item {
    background: #ffffff;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 2px solid #e5e7eb;
    transition: all 0.3s ease;
}

.shop-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.shop-image {
    height: 200px;
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.shop-image.hedgehog-image {
    background: transparent;
}

.shop-image.hedgehog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    transition: opacity 0.3s ease;
}

.shop-image.hedgehog-image .static-image {
    opacity: 1;
}

.shop-image.hedgehog-image .hover-image {
    opacity: 0;
}

.shop-image.hedgehog-image:hover .static-image {
    opacity: 0;
}

.shop-image.hedgehog-image:hover .hover-image {
    opacity: 1;
}

.shop-details {
    padding: var(--space-lg);
    text-align: center;
}

.shop-details h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
    color: #2c2c2c;
}

.shop-details .price {
    color: #6b7280;
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

/* Alternating section cards */
.section:nth-child(even) .card {
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
}

.section:nth-child(even) .card-icon {
    background: var(--accent-subtle);
    color: var(--accent-primary);
}

.section:nth-child(odd) .card {
    background: var(--surface-primary);
    border: 1px solid var(--border-light);
}


.btn {
    flex: 1;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
}

.btn-secondary {
    background: #f8f7f4;
    color: #2c2c2c;
    border: 1px solid #e5e7eb;
}

.btn-secondary:hover {
    background: #f3f2ef;
}

.btn-primary {
    background: #6b7280;
    color: #ffffff;
}

.btn-primary:hover {
    background: #4b5563;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}




/* Cart Modal Styles */
.cart-sidebar {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 500px;
    max-width: 90vw;
    max-height: 80vh;
    z-index: 1001;
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

.cart-sidebar.is-open {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
    visibility: visible;
}

.cart-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.cart-backdrop.is-open {
    opacity: 1;
    visibility: visible;
}

.cart-panel {
    width: 100%;
    height: 100%;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.cart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid #e5e7eb;
}

.cart-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c2c2c;
    margin: 0;
}

.cart-close {
    width: 32px;
    height: 32px;
    background: #f8f7f4;
    border: 1px solid #e5e7eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: #2c2c2c;
    transition: all 0.2s ease;
}

.cart-close:hover {
    background: #f3f2ef;
}

.cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.cart-empty {
    text-align: center;
    padding: 40px 20px;
    color: #6b7280;
}

.cart-empty i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.cart-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    margin-bottom: 12px;
    background: #ffffff;
}

.cart-item-image {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.5rem;
}

.cart-item-details {
    flex: 1;
}

.cart-item-name {
    font-weight: 600;
    color: #2c2c2c;
    margin-bottom: 4px;
}

.cart-item-price {
    color: #6b7280;
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.cart-item-quantity {
    display: flex;
    align-items: center;
    gap: 8px;
}

.cart-item-click-type {
    margin-bottom: 12px;
}

.click-type-label {
    font-size: 0.875rem;
    color: #6b7280;
    font-weight: 500;
    margin-bottom: 6px;
    display: block;
}

.click-type-buttons {
    display: flex;
    gap: 6px;
}

.click-type-btn {
    padding: 4px 8px;
    border: 1px solid #e5e7eb;
    background: #ffffff;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.2s ease;
}

.click-type-btn:hover {
    background: #f8f7f4;
    border-color: #6b7280;
}

.click-type-btn.active {
    background: #6b7280;
    border-color: #4b5563;
    color: #ffffff;
}

.quantity-btn {
    width: 24px;
    height: 24px;
    border: 1px solid #e5e7eb;
    background: #ffffff;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
    color: #2c2c2c;
    transition: all 0.2s ease;
}

.quantity-btn:hover {
    background: #f8f7f4;
    border-color: #6b7280;
}

.keychain-toggle {
    width: 120px;
    height: 24px;
    border: 1px solid #e5e7eb;
    background: #f8f7f4;
    color: #6b7280;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
}

.keychain-toggle.active {
    background: #6b7280;
    border-color: #4b5563;
    color: #ffffff;
    box-shadow: 0 0 4px rgba(107, 114, 128, 0.1);
}

.keychain-toggle.active .keychain-text {
    color: #ffffff;
    font-weight: 500;
    margin-left: 6px;
    margin-right: 6px;
}

.quantity-value {
    font-size: 0.875rem;
    font-weight: 600;
    color: #2c2c2c;
    min-width: 20px;
    text-align: center;
}

.cart-item-remove {
    width: 32px;
    height: 32px;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #dc2626;
    transition: all 0.2s ease;
}

.cart-item-remove:hover {
    background: #fee2e2;
    border-color: #fca5a5;
}

.cart-footer {
    padding: 24px;
    border-top: 1px solid #e5e7eb;
}

.cart-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 1.125rem;
    font-weight: 600;
    color: #2c2c2c;
}

.checkout-btn {
    width: 100%;
    padding: 16px;
    background: #6b7280;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.checkout-btn:hover:not(:disabled) {
    background: #4b5563;
    transform: translateY(-1px);
}

.checkout-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Checkout Modal Styles */
.checkout-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkout-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.checkout-window {
    position: relative;
    background: #ffffff;
    border-radius: 16px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    z-index: 2001;
}

.checkout-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid #e5e7eb;
}

.checkout-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c2c2c;
    margin: 0;
}

.checkout-close {
    width: 32px;
    height: 32px;
    background: #f8f7f4;
    border: 1px solid #e5e7eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: #2c2c2c;
    transition: all 0.2s ease;
}

.checkout-close:hover {
    background: #f3f2ef;
}

.checkout-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    padding: 32px;
}

.checkout-summary {
    border-right: 1px solid #e5e7eb;
    padding-right: 20px;
    flex: 0 0 280px;
}

.checkout-summary h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2c2c2c;
    margin-bottom: 16px;
}

.summary-items {
    margin-bottom: 16px;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #f3f2ef;
    font-size: 0.875rem;
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 2px solid #e5e7eb;
    font-size: 1.125rem;
    color: #2c2c2c;
}

.checkout-form {
    padding-left: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: #2c2c2c;
    margin-bottom: 8px;
    font-size: 0.875rem;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    color: #2c2c2c;
    transition: all 0.2s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #6b7280;
    box-shadow: 0 0 0 3px rgba(107, 114, 128, 0.1);
}

.checkout-submit {
    width: 100%;
    padding: 16px;
    background: #6b7280;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.checkout-submit:hover {
    background: #4b5563;
    transform: translateY(-1px);
}

@media (max-width: 768px) {
    .checkout-content {
        grid-template-columns: 1fr;
        gap: 24px;
        padding: 24px;
    }
    
    .checkout-summary {
        border-right: none;
        border-bottom: 1px solid #e5e7eb;
        padding-right: 0;
        padding-bottom: 24px;
    }
    
    .checkout-form {
        padding-left: 0;
    }
    
    .cart-sidebar {
        width: 95vw;
        max-height: 85vh;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) scale(0.9);
    }
    
    .cart-sidebar.is-open {
        transform: translate(-50%, -50%) scale(1);
    }
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: #ef4444;
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 50px;
    min-width: 20px;
    text-align: center;
    transform: scale(0);
    transition: transform 0.2s ease;
}

.cart-count.has-items {
    transform: scale(1);
}

/* Notification Modal Styles */
.notify-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notify-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
}

.notify-window {
    position: relative;
    background: #ffffff;
    border-radius: 16px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 20px 25px rgba(0, 0, 0, 0.1);
    z-index: 2001;
}

.notify-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px;
    border-bottom: 1px solid #e5e7eb;
}

.notify-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #2c2c2c;
    margin: 0;
}

.notify-close {
    width: 32px;
    height: 32px;
    background: #f8f7f4;
    border: 1px solid #e5e7eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 18px;
    color: #2c2c2c;
    transition: all 0.2s ease;
}

.notify-close:hover {
    background: #f3f2ef;
}

.notify-content {
    padding: 24px;
}

.notify-content p {
    color: #6b7280;
    margin-bottom: 20px;
    text-align: center;
}

.notify-content input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    color: #2c2c2c;
    margin-bottom: 16px;
    transition: all 0.2s ease;
}

.notify-content input:focus {
    outline: none;
    border-color: #6b7280;
    box-shadow: 0 0 0 3px rgba(107, 114, 128, 0.1);
}

.notify-content input[type="tel"] {
    margin-top: 8px;
}

.phone-input-group {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.country-select {
    flex: 0 0 100px;
    padding: 8px 12px;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    font-size: 0.9rem;
    color: #2c2c2c;
    background: #ffffff url('https://flagcdn.com/w20/lb.png') no-repeat 8px center;
    background-size: 16px 12px;
    padding-left: 32px;
    cursor: pointer;
    transition: all 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

.country-select:focus {
    outline: none;
    border-color: #6b7280;
    box-shadow: 0 0 0 3px rgba(107, 114, 128, 0.1);
}

.phone-input-group input[type="tel"] {
    flex: 1;
    margin-top: 0;
    padding: 8px 12px;
    font-size: 0.9rem;
}

.notify-content .btn {
    width: 100%;
}

@media (max-width: 480px) {
    .notify-window {
        margin: 20px;
        width: calc(100% - 40px);
    }
    
    .notify-header,
    .notify-content {
        padding: 20px;
    }
}
.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    z-index: 3000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
}

.notification.show {
    transform: translateY(0);
    opacity: 1;
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.notification-content i {
    color: #10b981;
    font-size: 1.25rem;
}

.notification-text {
    color: #2c2c2c;
    font-weight: 500;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .customizer-modal {
        padding: 16px;
    }
    
    .customizer-dialog {
        max-width: 100%;
        padding: 20px;
    }
    
    .customizer-viewer {
        height: 150px;
        margin-bottom: 20px;
    }
    
    #builder-canvas {
        width: 100px !important;
        height: 100px !important;
        max-width: 100px;
        max-height: 100px;
    }
    
    .customizer-header {
        padding: 20px 0 16px;
    }
    
    .customizer-content {
        padding: 20px 0;
    }
    
    .material-grid, .switch-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 12px;
    }
    
    .material-card, .switch-card {
        padding: 16px;
    }
    
    .material-preview {
        width: 50px;
        height: 50px;
    }
    
    .customizer-footer {
        padding: 16px 0;
        gap: 12px;
    }
    
    .customizer-btn {
        padding: 14px 20px;
        font-size: 0.875rem;
    }
    
    .test-feedback {
        flex-direction: column;
        gap: 16px;
    }
    
    .cart-sidebar {
        width: 95vw;
        max-height: 85vh;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) scale(0.9);
    }
    
    .cart-sidebar.is-open {
        transform: translate(-50%, -50%) scale(1);
    }
    
    .cart-panel {
        width: 100%;
    }
    
    .notification {
        left: 20px;
        right: 20px;
        bottom: 20px;
    }
}

/* Wizard Styles */
.wizard {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.wizard-header {
    margin-bottom: var(--space-xl);
}

.wizard-progress {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.wizard-dot {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--accent-subtle);
    border: 2px solid transparent;
    transition: all var(--transition-base);
    cursor: pointer;
}

.wizard-dot.is-active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(107, 114, 128, 0.1);
}

.wizard-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: #2c2c2c;
}

.wizard-body {
    flex: 1;
    overflow-y: auto;
    margin-bottom: var(--space-xl);
}

.wizard-step {
    display: none;
    animation: fadeIn var(--transition-base);
}

.wizard-step.is-active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

.wizard-footer {
    display: flex;
    gap: var(--space-md);
}

.wizard-footer .btn {
    flex: 1;
}

/* Step Controls */
.carousel {
    display: grid;
    grid-template-columns: 40px 1fr 40px;
    gap: var(--space-md);
    align-items: center;
}

.arrow {
    width: 40px;
    height: 40px;
    background: var(--surface);
    border: 1px solid var(--accent-subtle);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.arrow:hover {
    background: var(--bg-secondary);
    transform: scale(1.1);
}

.option-display {
    background: var(--surface);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    border: 1px solid var(--accent-subtle);
    text-align: center;
    font-weight: 500;
    color: #2c2c2c;
}

.options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.chip {
    padding: var(--space-sm) var(--space-md);
    background: var(--surface);
    border: 1px solid var(--accent-subtle);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    color: #2c2c2c;
}

.chip:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
}

.chip.active {
    background: var(--accent-primary);
    color: var(--text-inverse);
    border-color: var(--accent-primary);
}

.force-curve {
    height: 100px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-top: var(--space-md);
    border: 1px solid var(--accent-subtle);
    position: relative;
    overflow: hidden;
}

.force-curve::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--accent-subtle) 0%, var(--accent-primary) 50%, var(--accent-subtle) 100%);
    opacity: 0.3;
}

.finish-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.wizard {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.wizard-header {
    margin-bottom: var(--space-xl);
}

.wizard-progress {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.wizard-dot {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    background: var(--accent-subtle);
    border: 2px solid transparent;
    transition: all var(--transition-base);
    cursor: pointer;
}

.wizard-dot.is-active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(107, 114, 128, 0.1);
}

.wizard-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.wizard-body {
    flex: 1;
    overflow-y: auto;
    margin-bottom: var(--space-xl);
}

.wizard-step {
    display: none;
    animation: fadeIn var(--transition-base);
}

.wizard-step.is-active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateX(20px); }
    to { opacity: 1; transform: translateX(0); }
}

.wizard-footer {
    display: flex;
    gap: var(--space-md);
}

.wizard-footer .btn {
    flex: 1;
}

/* Viewer */
.viewer {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
}


.viewer-overlay {
    position: absolute;
    bottom: var(--space-lg);
    left: var(--space-lg);
    right: var(--space-lg);
    background: var(--surface);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    border: 1px solid var(--accent-subtle);
    text-align: center;
    backdrop-filter: blur(10px);
}

.hint {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Controls */
.step {
    background: var(--bg-secondary);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-lg);
    border: 1px solid var(--accent-subtle);
}

.step-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.carousel {
    display: grid;
    grid-template-columns: 40px 1fr 40px;
    gap: var(--space-md);
    align-items: center;
}

.arrow {
    width: 40px;
    height: 40px;
    background: var(--surface);
    border: 1px solid var(--accent-subtle);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.arrow:hover {
    background: var(--bg-secondary);
    transform: scale(1.1);
}

.option-display {
    background: var(--surface);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    border: 1px solid var(--accent-subtle);
    text-align: center;
    font-weight: 500;
}

.options {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.chip {
    padding: var(--space-sm) var(--space-md);
    background: var(--surface);
    border: 1px solid var(--accent-subtle);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chip:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-primary);
}

.chip.active {
    background: var(--accent-primary);
    color: var(--text-inverse);
    border-color: var(--accent-primary);
}

.force-curve {
    height: 100px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-top: var(--space-md);
    border: 1px solid var(--accent-subtle);
    position: relative;
    overflow: hidden;
}

.force-curve::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--accent-subtle) 0%, var(--accent-primary) 50%, var(--accent-subtle) 100%);
    opacity: 0.3;
}

/* Sections */
.section {
    padding: var(--space-3xl) 0;
}

.section:nth-child(even) {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.section:nth-child(even) .section-title,
.section:nth-child(even) .section-subtitle,
.section:nth-child(even) h3,
.section:nth-child(even) p,
.section:nth-child(even) .card-title,
.section:nth-child(even) .card p {
    color: var(--text-primary);
}

.section:nth-child(even) .section-subtitle {
    color: var(--text-secondary);
}

.section:nth-child(even) .card-icon {
    background: var(--bg-primary);
    color: var(--accent-primary);
}

.section:nth-child(even) .btn-primary {
    background: var(--accent-primary);
    color: var(--text-inverse);
}

.section:nth-child(even) .btn-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.section:nth-child(odd) {
    background: var(--bg-primary);
    color: var(--text-primary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Next Drop Section */
.next-drop {
    text-align: center;
    background: var(--bg-secondary);
}

.next-drop-content {
    max-width: 600px;
    margin: 0 auto;
}

.next-drop-badge {
    display: inline-block;
    background: var(--accent-primary);
    color: var(--text-inverse);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
}

.next-drop-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.next-drop-countdown {
    font-family: var(--font-mono);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.next-drop-units {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
}

.next-drop-units strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Product Grid */
.models-grid,
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.products-grid {
    margin-top: var(--space-2xl);
}

.model-card,
.product-card {
    background: #ffffff;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all var(--transition-base);
    border: 2px solid #e5e7eb;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    min-height: 350px;
}

.model-card:hover,
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.model-thumb,
.product-thumb {
    height: 250px;
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-lg);
}


.model-thumb::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-subtle) 0%, var(--accent-warm) 100%);
    opacity: 0.2;
}

.model-info,
.product-info {
    padding: var(--space-lg);
}

.model-title,
.product-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.model-price,
.product-price {
    color: var(--accent-primary);
    font-weight: 600;
    font-size: 1.25rem;
}

/* Footer */
footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--accent-subtle);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand h3 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: var(--space-sm);
}

.footer-section a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--accent-primary);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-md);
}

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--surface);
    border: 1px solid var(--accent-subtle);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background: var(--accent-primary);
    color: var(--text-inverse);
    transform: translateY(-2px);
}

.footer-bottom {
    padding-top: var(--space-lg);
    border-top: 1px solid var(--accent-subtle);
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .hero-visual {
        height: 400px;
    }
    
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex !important;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--surface);
        box-shadow: var(--shadow-xl);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-lg);
        transition: right var(--transition-base);
        z-index: 2000;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .container {
        padding: 0 var(--space-md);
    }
    
    .section {
        padding: var(--space-2xl) 0;
    }
    
    .hero {
        padding: calc(80px + var(--space-2xl)) 0 var(--space-2xl);
    }
    
    .cards-grid,
    .models-grid,
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .builder-modal {
        padding: var(--space-md);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
}

@media (max-width: 480px) {
    .btn {
        padding: var(--space-md) var(--space-lg);
        font-size: 0.875rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
}

/* Utility classes */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.scale-in {
    opacity: 0;
    transform: scale(0.8);
    transition: all var(--transition-spring);
}

.scale-in.visible {
    opacity: 1;
    transform: scale(1);
}