:root {
    --primary-color: #ee4d2d;
    --primary-hover: #f05d40;
    --primary-light: #fff0ed;
    --dark-text: #222222;
    --gray-text: #666666;
    --light-gray: #f5f5f5;
    --white: #ffffff;
    --border-color: #e5e5e5;
    
    /* Product Colors */
    --office-color: #d83b01;
    --canva-color: #00c4cc;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 25px rgba(238, 77, 45, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', 'Noto Sans TC', sans-serif;
    color: var(--dark-text);
    background-color: var(--light-gray);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    transition: all 0.3s ease;
}

/* Navbar */
.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 15px 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-color);
    font-weight: 800;
    font-size: 1.2rem;
}

.shopee-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-btn {
    background-color: var(--primary-light);
    color: var(--primary-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
}

.nav-btn:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 6px rgba(238, 77, 45, 0.2);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-light);
}

.btn-block {
    width: 100%;
    margin-top: 20px;
}

.btn-large {
    padding: 16px 40px;
    font-size: 1.2rem;
    border-radius: 50px;
}

/* Hero Section */
.hero {
    position: relative;
    background-color: var(--white);
    padding: 80px 0 60px;
    overflow: hidden;
    text-align: center;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: #FFD4CC;
    top: -100px;
    left: -100px;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: #FFE8E5;
    bottom: -50px;
    right: -50px;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-block;
    background-color: var(--primary-light);
    color: var(--primary-color);
    padding: 6px 16px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 24px;
    animation: fadeInDown 0.8s ease;
}

.hero-title {
    font-size: 3.5rem;
    color: var(--dark-text);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-title .highlight {
    color: var(--primary-color);
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-text);
    margin-bottom: 40px;
    padding: 0 20px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    border-top: 1px solid var(--border-color);
    padding-top: 40px;
    animation: fadeIn 1s ease 0.8s both;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-text);
    font-weight: 500;
}

/* Products Section */
.products-section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 12px;
}

.section-title p {
    color: var(--gray-text);
    font-size: 1.1rem;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.product-card {
    background-color: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.product-header {
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-header::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 0;
    width: 100%;
    height: 40px;
    background-color: var(--white);
    border-radius: 50% 50% 0 0;
}

.office-bg {
    background: linear-gradient(135deg, #f7dcd1 0%, #fbd1c3 100%);
}

.canva-bg {
    background: linear-gradient(135deg, #ccf8f9 0%, #aef2f5 100%);
}

.product-icon {
    width: 80px;
    height: 80px;
    z-index: 1;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1));
    transition: transform 0.3s ease;
}

.product-card:hover .product-icon {
    transform: scale(1.1);
}

.product-body {
    padding: 30px;
}

.product-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 4px;
    margin-bottom: 16px;
}

.product-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.product-desc {
    color: var(--gray-text);
    font-size: 0.95rem;
    margin-bottom: 24px;
    min-height: 44px;
}

.product-features {
    list-style: none;
    margin-bottom: 30px;
}

.product-features li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: #444;
}

.product-features svg {
    width: 20px;
    height: 20px;
    color: #27ae60;
    flex-shrink: 0;
    margin-top: 2px;
}

/* Features Section */
.features-section {
    background-color: var(--white);
    padding: 80px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    text-align: center;
}

.feature-card {
    padding: 30px 20px;
    border-radius: 12px;
    transition: transform 0.3s;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h4 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--gray-text);
    font-size: 0.95rem;
}

/* Banner CTA */
.banner-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, #ff7350 100%);
    color: var(--white);
    padding: 70px 0;
}

.banner-cta .text-center {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.banner-cta h2 {
    font-size: 2.2rem;
    margin-bottom: 16px;
}

.banner-cta p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.banner-cta .btn-primary {
    background-color: var(--white);
    color: var(--primary-color);
}

.banner-cta .btn-primary:hover {
    background-color: #ffeae5;
}

.cart-icon {
    margin-right: 8px;
    font-size: 1.2rem;
}

/* Footer */
footer {
    background-color: #222222;
    color: #a0a0a0;
    padding: 40px 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.disclaimer {
    font-size: 0.85rem;
    margin-top: 8px;
    color: #777;
}

.footer-right a {
    color: #a0a0a0;
    font-weight: 600;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Responsive Variables */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-stats {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    .hero-actions {
        flex-direction: column;
    }
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    .section-title h2 {
        font-size: 2rem;
    }
}