:root {
    --primary: #2d5a3d;
    --primary-light: #3d7a52;
    --primary-dark: #1e3d29;
    --accent: #c4a35a;
    --accent-light: #dfc07a;
    --bg-light: #f8f9f7;
    --bg-cream: #fefdfb;
    --text-dark: #1a1a1a;
    --text-gray: #5a5a5a;
    --text-light: #8a8a8a;
    --white: #ffffff;
    --shadow-soft: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-medium: 0 8px 40px rgba(0,0,0,0.12);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text-dark);
    line-height: 1.7;
    background: var(--bg-cream);
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.6rem); }

p {
    color: var(--text-gray);
    font-size: 1.05rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
}

.logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 800;
    font-size: 1.1rem;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav a {
    font-size: 0.95rem;
    color: var(--text-gray);
    font-weight: 500;
    position: relative;
}

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

.nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    padding: 140px 0 80px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-cream) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 60%;
    height: 150%;
    background: radial-gradient(ellipse, rgba(45,90,61,0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 24px;
    box-shadow: var(--shadow-soft);
}

.hero h1 {
    margin-bottom: 24px;
}

.hero h1 span {
    color: var(--primary);
}

.hero-desc {
    font-size: 1.15rem;
    margin-bottom: 32px;
    max-width: 500px;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 450px;
}

.hero-image-wrapper::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 10%;
    right: 10%;
    bottom: 10%;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: 50%;
    opacity: 0.15;
    filter: blur(60px);
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-alt {
    background: var(--bg-light);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 1.1rem;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

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

.card-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.card h3 {
    margin-bottom: 12px;
}

/* Content Sections */
.content-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.content-block:last-child {
    margin-bottom: 0;
}

.content-block.reverse {
    direction: rtl;
}

.content-block.reverse > * {
    direction: ltr;
}

.content-text h2 {
    margin-bottom: 20px;
}

.content-text p {
    margin-bottom: 16px;
}

.content-image {
    position: relative;
}

.content-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-medium);
}

/* Product Ranking */
.ranking-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    margin-bottom: 30px;
    transition: all 0.3s ease;
}

.ranking-item:hover {
    box-shadow: var(--shadow-medium);
}

.ranking-item.featured {
    border: 2px solid var(--primary);
    position: relative;
}

.ranking-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: linear-gradient(135deg, var(--accent), var(--accent-light));
    color: var(--text-dark);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 10;
}

.ranking-content {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
    padding: 40px;
}

.ranking-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    border-radius: var(--radius-md);
    padding: 30px;
}

.ranking-position {
    position: absolute;
    top: -10px;
    left: -10px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.3rem;
    box-shadow: 0 4px 15px rgba(45,90,61,0.3);
}

.ranking-details h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
}

.ranking-rating {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.stars {
    color: var(--accent);
    font-size: 1.1rem;
}

.rating-text {
    color: var(--text-light);
    font-size: 0.9rem;
}

.ranking-description {
    margin-bottom: 20px;
}

.ranking-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
}

.feature-tag {
    background: var(--bg-light);
    padding: 6px 14px;
    border-radius: 50px;
    font-size: 0.85rem;
    color: var(--text-gray);
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(45,90,61,0.3);
}

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

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

/* Articles List */
.articles-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.article-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

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

.article-thumb {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    position: relative;
    overflow: hidden;
}

.article-thumb::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'%3E%3Ccircle cx='50' cy='50' r='40' fill='none' stroke='rgba(255,255,255,0.1)' stroke-width='0.5'/%3E%3C/svg%3E") repeat;
    opacity: 0.5;
}

.article-content {
    padding: 24px;
}

.article-content h3 {
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.article-content h3 a:hover {
    color: var(--primary);
}

.article-meta {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 12px;
}

.read-more {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.read-more:hover {
    gap: 10px;
}

/* FAQ Section */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-soft);
}

.faq-question {
    padding: 20px 24px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question:hover {
    color: var(--primary);
}

.faq-answer {
    padding: 0 24px 20px;
    color: var(--text-gray);
}

/* Breadcrumb */
.breadcrumb {
    padding: 120px 0 20px;
    background: var(--bg-light);
}

.breadcrumb-list {
    display: flex;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.breadcrumb-list a {
    color: var(--primary);
}

.breadcrumb-list a:hover {
    text-decoration: underline;
}

/* Page Header */
.page-header {
    background: var(--bg-light);
    padding: 40px 0 60px;
    text-align: center;
}

.page-header h1 {
    margin-bottom: 16px;
}

.page-header p {
    max-width: 600px;
    margin: 0 auto;
}

/* Article Content */
.article-body {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 24px;
}

.article-body h2 {
    margin: 40px 0 20px;
}

.article-body h3 {
    margin: 32px 0 16px;
}

.article-body p {
    margin-bottom: 20px;
}

.article-body ul, .article-body ol {
    margin: 20px 0;
    padding-left: 24px;
}

.article-body li {
    margin-bottom: 10px;
    color: var(--text-gray);
}

.info-box {
    background: var(--bg-light);
    border-left: 4px solid var(--primary);
    padding: 20px 24px;
    margin: 30px 0;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.info-box p {
    margin: 0;
}

/* Internal Links */
.internal-links {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 24px;
    margin: 40px 0;
    box-shadow: var(--shadow-soft);
}

.internal-links h4 {
    margin-bottom: 16px;
    font-size: 1rem;
}

.internal-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.internal-links li {
    padding: 8px 0;
    border-bottom: 1px solid var(--bg-light);
}

.internal-links li:last-child {
    border-bottom: none;
}

.internal-links a {
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

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

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    color: var(--white);
    margin-bottom: 16px;
}

.footer-brand .logo-icon {
    background: var(--white);
    color: var(--primary);
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

.footer-links h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-desc {
        margin: 0 auto 32px;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content-block {
        grid-template-columns: 1fr;
    }
    
    .content-block.reverse {
        direction: ltr;
    }
    
    .ranking-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        box-shadow: var(--shadow-medium);
    }
    
    .nav.active {
        display: flex;
    }
    
    .menu-toggle {
        display: flex;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .articles-list {
        grid-template-columns: 1fr;
    }
    
    .ranking-content {
        padding: 24px;
        gap: 24px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 50px 0;
    }
    
    .hero {
        padding: 120px 0 50px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
}