/* CSS Variables untuk tema yang konsisten */
:root {
    /* Warna utama */
    --primary-color: #3a86ff;
    --primary-dark: #2667cc;
    --primary-light: #6ba4ff;
    --secondary-color: #8338ec;
    --secondary-dark: #6629c4;
    --accent-color: #ff006e;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --gray-color: #6c757d;
    --light-gray: #e9ecef;
    --border-color: #dee2e6;
    
    /* Typography */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Poppins', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 5px;
    --radius-md: 10px;
    --radius-lg: 20px;
    --radius-round: 50%;
    
    /* Shadows */
    --shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset dan Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--dark-color);
    background-color: var(--light-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

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

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

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

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

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

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: var(--radius-sm);
}

.section-subtitle {
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto;
}

/* Button Styles */
.btn {
    display: inline-block;
    padding: 0.8rem 1.8rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: none;
    font-family: var(--font-primary);
    font-size: 1rem;
}

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

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

.btn-secondary {
    background-color: var(--secondary-color);
    color: white;
}

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

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

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

/* Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
}

.navbar {
    padding: 1rem 0;
}

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

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--dark-color);
}

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

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-link {
    padding: 0.5rem 1.2rem;
    font-weight: 500;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-normal);
}

.nav-link:hover::after {
    width: 70%;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10;
}

.menu-bar {
    width: 100%;
    height: 3px;
    background-color: var(--dark-color);
    border-radius: var(--radius-sm);
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}

/* Hero Section */
.hero-section {
    padding: 8rem var(--spacing-md) var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xl);
    min-height: 90vh;
}

.hero-content {
    flex: 1;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-color);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.image-placeholder {
    width: 400px;
    height: 400px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.image-placeholder i {
    font-size: 8rem;
    color: white;
    opacity: 0.9;
}

/* Articles Section */
.articles-section {
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.articles-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.article-card {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.article-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.article-image {
    height: 200px;
    background-color: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
}

.article-image .img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.article-image .img-placeholder i {
    font-size: 4rem;
    color: white;
    opacity: 0.9;
}

.article-content {
    padding: var(--spacing-lg);
}

.article-title {
    margin-bottom: var(--spacing-xs);
    color: var(--dark-color);
}

.article-meta {
    font-size: 0.9rem;
    color: var(--gray-color);
    margin-bottom: var(--spacing-sm);
}

.article-excerpt {
    color: var(--dark-color);
    margin-bottom: var(--spacing-md);
}

.article-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    color: var(--primary-color);
}

.article-link:hover {
    color: var(--primary-dark);
    gap: 0.8rem;
}

.article-link i {
    transition: transform var(--transition-fast);
}

.article-link:hover i {
    transform: translateX(3px);
}

.section-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* Shop Section */
.shop-section {
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
    background-color: #f9f9f9;
    border-radius: var(--radius-lg);
}

.products-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.product-card {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 200px;
    background-color: var(--light-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.product-image .img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f5f7fa, #c3cfe2);
}

.product-image .img-placeholder i {
    font-size: 4rem;
    color: var(--gray-color);
}

.product-content {
    padding: var(--spacing-lg);
}

.product-title {
    margin-bottom: var(--spacing-xs);
    color: var(--dark-color);
}

.product-description {
    color: var(--gray-color);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-md);
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.buy-button {
    width: 100%;
    padding: 0.8rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-weight: 500;
    cursor: pointer;
    transition: background-color var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.buy-button:hover {
    background-color: var(--primary-dark);
}

.buy-button i {
    font-size: 0.9rem;
}

.loading-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-xl);
}

.loading-products i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

/* About Me Section */
.about-section {
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
}

.about-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    background-color: white;
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
}

.about-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.profile-image {
    width: 300px;
    height: 300px;
    border-radius: var(--radius-round);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.profile-image i {
    font-size: 6rem;
    color: white;
}

.about-content {
    flex: 1;
}

.about-name {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: var(--spacing-sm);
}

.about-text {
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
    line-height: 1.7;
}

.about-contact {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.about-contact p {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.about-contact strong {
    color: var(--dark-color);
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto var(--spacing-lg);
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.8rem;
    color: white;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

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

.footer-tagline {
    color: var(--light-gray);
    max-width: 300px;
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--light-gray);
}

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

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--light-gray);
}

.footer-contact i {
    color: var(--primary-color);
    width: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--light-gray);
    font-size: 0.9rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* Ad Placeholder */
.ad-placeholder {
    background-color: #f1f3f5;
    border: 2px dashed #ced4da;
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--gray-color);
    margin: var(--spacing-lg) 0;
    font-style: italic;
}

.footer-ad {
    margin-top: var(--spacing-lg);
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* Responsive Design */
@media (max-width: 992px) {
    h1 {
        font-size: 2.2rem;
    }
    
    .hero-section {
        flex-direction: column;
        text-align: center;
        padding-top: 6rem;
        min-height: auto;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .image-placeholder {
        width: 300px;
        height: 300px;
        margin-top: var(--spacing-lg);
    }
    
    .about-container {
        flex-direction: column;
        text-align: center;
    }
    
    .about-contact p {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: white;
        flex-direction: column;
        align-items: flex-start;
        padding: 6rem var(--spacing-lg) var(--spacing-lg);
        transition: right var(--transition-normal);
        box-shadow: var(--shadow-lg);
        z-index: 5;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-sm) 0;
        font-size: 1.2rem;
        width: 100%;
    }
    
    .menu-toggle.active .menu-bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .menu-toggle.active .menu-bar:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active .menu-bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .image-placeholder {
        width: 250px;
        height: 250px;
    }
    
    .articles-container,
    .products-container {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-links ul,
    .footer-contact ul {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-cta .btn {
        width: 100%;
        text-align: center;
    }
    
    .profile-image {
        width: 200px;
        height: 200px;
    }
    
    .about-container {
        padding: var(--spacing-lg);
    }
    /* Error Message Styles */
.error-message {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-xl);
    background-color: #fff5f5;
    border: 1px solid #fed7d7;
    border-radius: var(--radius-md);
    color: #c53030;
}
}
.error-message i {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.error-message p {
    margin-bottom: var(--spacing-md);
    color: #742a2a;
}

/* Loading Animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.fa-spin {
    animation: spin 1s linear infinite;
}

/* Product Card Hover Effects */
.product-card {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

/* Ensure product images are properly sized */
.product-image .img-placeholder i {
    font-size: 3.5rem;
    color: var(--primary-color);
}