/* AMZ Research - Main Stylesheet */
:root {
    --primary: #6366f1; /* Indigo */
    --primary-dark: #4f46e5;
    --secondary: #10b981;
    --dark: #0f172a;
    --light: #f8fafc;
    --gray: #64748b;
    --border: #e2e8f0;
    --glass: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow-premium: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: 'Inter', 'Outfit', 'Open Sans', Arial, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--light);
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    color: var(--dark);
}

h2 {
    font-size: 1.875rem;
    color: var(--dark);
}

h3 {
    font-size: 1.5rem;
    color: var(--dark);
}

p {
    margin-bottom: 1rem;
    color: var(--gray);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

/* Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header & Navigation */
.header {
    background-color: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

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

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

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-weight: 500;
    color: var(--dark);
}

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

.burger {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.burger span {
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    border-radius: 2px;
}

/* Notice Bar */
.notice-bar {
    background-color: #fef3c7;
    color: #92400e;
    padding: 0.75rem 0;
    text-align: center;
    font-size: 0.875rem;
    border-bottom: 1px solid #fde68a;
}

/* Hero Section */
.hero {
    padding: 6rem 0;
    text-align: center;
    background: linear-gradient(135deg, #eff6ff 0%, #e0e7ff 50%, #f5f3ff 100%);
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -50px;
    left: 0;
    right: 0;
    height: 100px;
    background: var(--light);
    transform: skewY(-2deg);
}

.hero h1 {
    font-size: 3.5rem;
    background: linear-gradient(to right, #1e293b, #4338ca);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 2rem;
}

.hero p {
    font-size: 1.25rem;
    color: #475569;
    max-width: 750px;
    margin: 0 auto 3rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    background-color: var(--primary);
    color: white;
    border-radius: 0.5rem;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 6px rgba(37, 99, 235, 0.2);
    color: white;
}

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

.btn-secondary:hover {
    background-color: #0da271;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

.btn-full {
    width: 100%;
}

/* Content Sections */
.section {
    padding: 4rem 0;
}

.section-alt {
    background-color: white;
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 1.25rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-premium);
    background: white;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

/* Pricing Cards */
.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background-color: white;
    padding: 2.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    transform: scale(1.05);
}

.price {
    font-size: 3rem;
    font-weight: 700;
    color: var(--dark);
    margin: 1rem 0;
}

.price-period {
    font-size: 1rem;
    color: var(--gray);
}

.features-list {
    list-style: none;
    text-align: left;
    margin: 2rem 0;
}

.features-list li {
    padding: 0.5rem 0;
    color: var(--gray);
}

.features-list li:before {
    content: "✓";
    color: var(--secondary);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Testimonials */
.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial {
    background-color: white;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.testimonial-content {
    font-style: italic;
    margin-bottom: 1rem;
}

.testimonial-author {
    font-weight: 600;
    color: var(--dark);
}

/* Footer */
.footer {
    background-color: var(--dark);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #d1d5db;
}

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

.affiliate-disclaimer {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    margin-top: 2rem;
    font-size: 0.875rem;
    color: #9ca3af;
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    margin-top: 2rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
    font-size: 0.875rem;
}

/* Article Content */
.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-content h2, .article-content h3 {
    margin-top: 2rem;
}

.article-content p {
    margin-bottom: 1.5rem;
}

.article-content ul, .article-content ol {
    margin: 1rem 0 1.5rem 2rem;
    color: var(--gray);
}

.cta-section {
    background-color: #eff6ff;
    padding: 3rem;
    border-radius: 0.5rem;
    margin: 3rem 0;
    text-align: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .burger {
        display: flex;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .hero {
        padding: 3rem 0;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .pricing-card.featured {
        transform: none;
    }
}

/* Tool Cards */
.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.tool-card {
    background-color: white;
    padding: 1.5rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    border-left: 4px solid var(--primary);
}

.tool-card h4 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

/* Comparison Table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
    background-color: white;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.comparison-table th,
.comparison-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.comparison-table th {
    background-color: #f8fafc;
    font-weight: 600;
    color: var(--dark);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table .check {
    color: var(--secondary);
    font-weight: bold;
}

/* SEO Badges */
.seo-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.5rem 0;
}

.seo-badge {
    background-color: #e0f2fe;
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Article Meta */
.article-meta {
    color: var(--gray);
    font-size: 0.875rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

/* Dropdown Navigation */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border-radius: 0.5rem;
    padding: 0.5rem 0;
    min-width: 160px;
    display: none;
    list-style: none;
    z-index: 1100;
    border: 1px solid #f1f5f9;
}

.dropdown-menu li a {
    display: block;
    padding: 0.75rem 1.25rem;
    font-size: 0.9rem;
    color: var(--dark);
    white-space: nowrap;
    font-weight: 500;
}

.dropdown-menu li a:hover {
    background-color: #f8fafc;
    color: var(--primary);
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.has-dropdown::after {
    content: ' ▼';
    font-size: 0.6rem;
    vertical-align: middle;
    opacity: 0.6;
}