/* ============================================
   Artboardplus Brand Style Guide Implementation
   2026 Initial.C x Artboardplus Red Packet Series
   ============================================ */

/* ============================================
   CSS VARIABLES - Artboardplus Brand Colors
   ============================================ */
:root {
    /* Brand Primary Colors */
    --brand-cyan: #46CDCF;
    --light-cyan: #6ED8D9;
    --dark-cyan: #2FB1B3;
    --pale-cyan: #97E3E4;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #E6E6E6;
    --medium-gray: #999999;
    --dark-gray: #333333;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--brand-cyan) 0%, var(--light-cyan) 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(70, 205, 207, 0.95) 0%, rgba(110, 216, 217, 0.95) 100%);
    
    /* Typography - Artboardplus Brand Fonts */
    --font-heading-en: 'Montserrat', sans-serif;
    --font-body-en: 'Open Sans', sans-serif;
    --font-chinese: 'Noto Sans TC', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(70, 205, 207, 0.1);
    --shadow-md: 0 4px 16px rgba(70, 205, 207, 0.15);
    --shadow-lg: 0 8px 24px rgba(70, 205, 207, 0.2);
    --shadow-hover: 0 12px 32px rgba(70, 205, 207, 0.25);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body-en), var(--font-chinese);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading-en), var(--font-chinese);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    font-weight: 600;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--brand-cyan);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--dark-cyan);
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

section {
    padding: var(--spacing-xxl) 0;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-heading-en), var(--font-chinese);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--brand-cyan);
    border: 2px solid var(--brand-cyan);
}

.btn-secondary:hover {
    background: var(--brand-cyan);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* ============================================
   LANGUAGE TOGGLE
   ============================================ */
.language-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: var(--z-fixed);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    gap: 2px;
    padding: 4px;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--medium-gray);
    font-family: var(--font-heading-en);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.lang-btn.active {
    background: var(--gradient-primary);
    color: var(--white);
}

.lang-btn:hover:not(.active) {
    color: var(--brand-cyan);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    padding: var(--spacing-sm) 0;
}

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

.brand-logo {
    display: flex;
    align-items: center;
}

.brand-logo-img {
    height: 60px;
    width: auto;
    display: block;
}

/* Legacy styles for text-based logo */
.brand-plus {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    font-weight: 400;
}

.brand-text {
    font-family: var(--font-heading-en);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-gray);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
}

.nav-menu a {
    font-family: var(--font-body-en), var(--font-chinese);
    font-weight: 600;
    color: var(--dark-gray);
    transition: color var(--transition-fast);
}

.nav-menu a:hover {
    color: var(--brand-cyan);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 3px;
    background: var(--brand-cyan);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(70, 205, 207, 0.05) 0%, rgba(151, 227, 228, 0.1) 100%);
    overflow: hidden;
    padding-top: var(--spacing-xxl);
}

.hero-wave {
    position: absolute;
    top: 10%;
    right: -10%;
    width: 60%;
    height: 60%;
    background-image: 
        repeating-radial-gradient(
            circle at 0 0,
            transparent 0,
            rgba(70, 205, 207, 0.03) 10px,
            transparent 20px
        );
    opacity: 0.5;
    animation: waveFloat 20s ease-in-out infinite;
}

@keyframes waveFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(-20px, 20px) rotate(5deg); }
    50% { transform: translate(-40px, 0) rotate(0deg); }
    75% { transform: translate(-20px, -20px) rotate(-5deg); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-tag {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: var(--gradient-primary);
    color: var(--white);
    font-family: var(--font-heading-en), var(--font-chinese);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    margin-bottom: var(--spacing-lg);
}

.hero-title .highlight {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-info {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.info-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--medium-gray);
    font-size: 0.9rem;
}

.info-item i {
    color: var(--brand-cyan);
    font-size: 1.25rem;
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xxl);
}

.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--medium-gray);
    line-height: 1.8;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    background: var(--white);
}

.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.about-card {
    padding: var(--spacing-lg);
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.about-card:hover {
    border-color: var(--brand-cyan);
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.about-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
}

.about-card h3 {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-sm);
}

.about-card p {
    color: var(--medium-gray);
    margin: 0;
}

/* ============================================
   COLLECTIONS SECTION
   ============================================ */
.collections {
    background: linear-gradient(180deg, var(--white) 0%, rgba(151, 227, 228, 0.05) 100%);
}

.collection-series {
    margin-bottom: var(--spacing-xxl);
}

.collection-series:last-child {
    margin-bottom: 0;
}

/* Series Header */
.series-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.series-badge {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: var(--pale-cyan);
    color: var(--dark-cyan);
    font-family: var(--font-heading-en);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-xl);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-sm);
}

.series-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-sm);
}

.series-price {
    font-family: var(--font-heading-en);
    font-size: 2rem;
    font-weight: 700;
    color: var(--brand-cyan);
}

.price-unit {
    font-size: 1rem;
    color: var(--medium-gray);
    font-weight: 400;
}

.series-description {
    font-size: 1.125rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-lg);
}

/* Series Overview Image */
.series-overview {
    margin-bottom: var(--spacing-xl);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.series-overview-img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.series-overview:hover .series-overview-img {
    transform: scale(1.02);
}

/* Series Features */
.series-features {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.feature-tag {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    background: var(--white);
    border: 2px solid var(--light-cyan);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-gray);
    transition: all var(--transition-fast);
}

.feature-tag i {
    color: var(--brand-cyan);
    font-size: 1rem;
}

.feature-tag:hover {
    background: var(--pale-cyan);
    border-color: var(--brand-cyan);
    transform: translateY(-2px);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

/* Product Card */
.product-card {
    position: relative;
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

/* Product Code Badge */
.product-code {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 10;
    padding: 0.375rem 0.875rem;
    background: var(--gradient-primary);
    color: var(--white);
    font-family: var(--font-heading-en);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--shadow-sm);
}

/* Product Image */
.product-image {
    position: relative;
    width: 100%;
    aspect-ratio: 3/4;
    overflow: hidden;
    background: var(--light-gray);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

/* Placeholder for missing images */
.product-image.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--pale-cyan) 0%, var(--light-cyan) 100%);
}

.placeholder-icon {
    font-size: 3rem;
    color: var(--white);
    opacity: 0.7;
}

/* Product Info */
.product-info {
    padding: var(--spacing-md);
}

.product-landmark {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.25rem 0.75rem;
    background: var(--pale-cyan);
    color: var(--dark-cyan);
    font-size: 0.8rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.product-landmark i {
    font-size: 0.9rem;
}

.product-name {
    font-family: var(--font-heading-en), var(--font-chinese);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xs);
}

.product-desc {
    font-size: 0.9rem;
    color: var(--medium-gray);
    line-height: 1.6;
    margin: 0;
}

/* ============================================
   ORDER INFO SECTION
   ============================================ */
.order-info {
    background: var(--white);
}

/* ============================================
   PRICING TABLE STYLES
   ============================================ */
.pricing-table-container {
    margin: var(--spacing-xl) 0;
    overflow-x: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.pricing-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    font-size: 1rem;
}

.pricing-table thead {
    background: linear-gradient(135deg, var(--brand-cyan) 0%, var(--light-cyan) 100%);
    color: var(--white);
}

.pricing-table th {
    padding: var(--spacing-lg);
    text-align: center;
    font-weight: 700;
    font-size: 1.1rem;
}

.pricing-header-item {
    width: 25%;
    background: var(--dark-cyan);
}

.pricing-header-stage1 {
    width: 37.5%;
    position: relative;
}

.pricing-header-stage2 {
    width: 37.5%;
}

.stage-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    font-size: 1.15rem;
    margin-bottom: var(--spacing-xs);
}

.stage-badge i {
    font-size: 1.3rem;
    animation: fire-pulse 1.5s ease-in-out infinite;
}

@keyframes fire-pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.8; }
}

.stage-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.25);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.stage-info {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.95rem;
    line-height: 1.6;
}

.stage-date {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.stage-shipping {
    font-weight: 500;
    opacity: 0.95;
}

.pricing-table tbody tr {
    border-bottom: 1px solid var(--light-gray);
}

.pricing-table tbody tr:hover {
    background: rgba(70, 205, 207, 0.05);
}

.pricing-divider td {
    padding: var(--spacing-sm) 0;
    background: linear-gradient(90deg, transparent 0%, var(--pale-cyan) 50%, transparent 100%);
}

.pricing-item {
    padding: var(--spacing-md) var(--spacing-lg);
    font-weight: 600;
    color: var(--dark-gray);
    text-align: left;
}

.pricing-item i {
    color: var(--brand-cyan);
    margin-right: var(--spacing-xs);
    font-size: 1.1rem;
}

.pricing-series {
    font-size: 1.05rem;
}

.pricing-value {
    padding: var(--spacing-md) var(--spacing-lg);
    text-align: center;
    color: var(--medium-gray);
}

.stage-1-bg {
    background: linear-gradient(135deg, rgba(70, 205, 207, 0.08) 0%, rgba(151, 227, 228, 0.12) 100%);
}

.pricing-highlight {
    font-weight: 700;
}

.pricing-value strong {
    color: var(--brand-cyan);
    font-weight: 700;
}

.pricing-value small {
    display: block;
    color: var(--medium-gray);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}

.price {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--brand-cyan);
    font-family: var(--font-heading-en);
}

.price-unit {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--medium-gray);
    margin-left: 0.25rem;
}

.price-regular {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--medium-gray);
    font-family: var(--font-heading-en);
}

/* Responsive Pricing Table */
@media (max-width: 768px) {
    .pricing-table {
        font-size: 0.9rem;
    }
    
    .pricing-table th,
    .pricing-table td {
        padding: var(--spacing-sm);
    }
    
    .stage-badge {
        font-size: 0.95rem;
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .stage-badge i {
        font-size: 1.1rem;
    }
    
    .price {
        font-size: 1.3rem;
    }
    
    .price-regular {
        font-size: 1.05rem;
    }
}

/* ============================================
   ORDER NOTICE BAR (最低訂購量提示條)
   ============================================ */

.order-notice-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #FFF9E6 0%, #FFF3CC 100%);
    border: 2px solid #FFD700;
    border-radius: var(--radius-lg);
    font-size: 1.1rem;
    color: #856404;
    box-shadow: 0 4px 12px rgba(255, 215, 0, 0.15);
}

.order-notice-bar i {
    font-size: 1.5rem;
    color: #FFD700;
}

.order-notice-bar strong {
    color: #D4A017;
    font-weight: 700;
    font-size: 1.25rem;
}

/* 響應式設計 */
@media (max-width: 768px) {
    .order-notice-bar {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
        font-size: 1rem;
    }
    
    .order-notice-bar strong {
        font-size: 1.15rem;
    }
}

/* ============================================
   ORDER CARDS - Adjusted
   ============================================ */

.order-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.order-card {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(70, 205, 207, 0.05) 0%, rgba(151, 227, 228, 0.08) 100%);
    border: 2px solid var(--light-cyan);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-normal);
}

.order-card:hover {
    border-color: var(--brand-cyan);
    box-shadow: var(--shadow-md);
    transform: translateY(-5px);
}

.order-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.5rem;
}

.order-card h3 {
    color: var(--dark-gray);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.order-card p {
    color: var(--medium-gray);
    margin: 0;
}

.order-card strong {
    color: var(--brand-cyan);
    font-weight: 700;
}

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

/* ============================================
   CUSTOM ORDERS SECTION
   ============================================ */
.custom-orders {
    background: linear-gradient(135deg, rgba(70, 205, 207, 0.05) 0%, rgba(151, 227, 228, 0.08) 100%);
}

.custom-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    align-items: start;
}

.custom-text h2 {
    margin-bottom: var(--spacing-md);
}

.custom-subtitle {
    font-size: 1.25rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-xl);
}

.custom-features {
    list-style: none;
}

.custom-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    color: var(--dark-gray);
    font-size: 1.05rem;
}

.custom-features i {
    color: var(--brand-cyan);
    font-size: 1.25rem;
}

/* Custom Form */
.custom-form-container {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.custom-cta-box {
    text-align: center;
}

.custom-cta-box h3 {
    font-size: 1.75rem;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
}

.custom-cta-desc {
    font-size: 1.05rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.custom-contact-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
}

.custom-contact-buttons .btn {
    flex: 0 1 auto;
    min-width: 200px;
}

.custom-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-xl);
    border-top: 2px solid var(--light-gray);
}

.custom-info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, rgba(70, 205, 207, 0.05) 0%, rgba(151, 227, 228, 0.08) 100%);
    border-radius: var(--radius-md);
    text-align: center;
}

.custom-info-item i {
    font-size: 1.5rem;
    color: var(--brand-cyan);
    margin-bottom: var(--spacing-xs);
}

.custom-info-item span {
    font-size: 0.95rem;
    color: var(--dark-gray);
}

.custom-info-item strong {
    color: var(--brand-cyan);
    font-weight: 700;
}

/* Responsive for Custom Section */
@media (max-width: 768px) {
    .custom-contact-buttons {
        flex-direction: column;
    }
    
    .custom-contact-buttons .btn {
        width: 100%;
        min-width: auto;
    }
    
    .custom-info-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    position: relative;
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
    overflow: hidden;
}

.cta-wave {
    position: absolute;
    top: -50%;
    left: -10%;
    width: 120%;
    height: 120%;
    background-image: 
        repeating-radial-gradient(
            circle at 50% 50%,
            transparent 0,
            rgba(255, 255, 255, 0.05) 20px,
            transparent 40px
        );
    animation: waveRotate 30s linear infinite;
}

@keyframes waveRotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.cta-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.cta-buttons .btn-primary {
    background: var(--white);
    color: var(--brand-cyan);
}

.cta-buttons .btn-primary:hover {
    background: var(--light-gray);
    color: var(--dark-cyan);
}

.cta-buttons .btn-secondary {
    border-color: var(--white);
    color: var(--white);
}

.cta-buttons .btn-secondary:hover {
    background: var(--white);
    color: var(--brand-cyan);
}

.cta-countdown {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.125rem;
    opacity: 0.9;
}

.cta-countdown strong {
    font-size: 1.5rem;
    font-weight: 700;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-xxl);
    margin-bottom: var(--spacing-xl);
}

.footer-brand .brand-logo {
    margin-bottom: var(--spacing-md);
}

.footer-brand .brand-logo-img {
    height: 54px;
    width: auto;
    filter: brightness(0) invert(1); /* Makes logo white */
}

.footer-brand .brand-logo .brand-text {
    color: var(--white);
}

.brand-tagline {
    color: var(--light-gray);
    font-size: 0.9rem;
    margin: 0;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

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

.footer-column li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a,
.footer-column span {
    color: var(--light-gray);
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--brand-cyan);
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.contact-list i {
    color: var(--brand-cyan);
    width: 20px;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--brand-cyan);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--light-gray);
    font-size: 0.875rem;
    margin: 0;
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: var(--z-fixed);
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .custom-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xxl: 3rem;
        --spacing-xl: 2rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xxl) 0;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-info {
        flex-direction: column;
        align-items: center;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: var(--spacing-md);
    }
    
    .order-cards {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .language-toggle {
        top: 10px;
        right: 10px;
    }
}

@media (max-width: 480px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .series-title {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .series-features {
        flex-direction: column;
        align-items: stretch;
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
    text-align: center;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    .navbar,
    .language-toggle,
    .back-to-top,
    .mobile-menu-toggle {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
    }
    
    .hero,
    section {
        page-break-inside: avoid;
    }
}