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

:root {
    --primary-color: #0066ff;
    --primary-hover: #3385ff;
    --dark-bg: #0a0e17; /* Main Background */
    --light-bg: #111827; /* Alternate Section Background */
    --card-bg: #1f2937; /* Card Background */
    --text-main: #f3f4f6; /* Main text color */
    --text-light: #9ca3af; /* Secondary text color */
    --border-color: #374151; /* Dark border */
    --white: #ffffff; /* Explicit white, rarely used now */
    --radius: 8px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-main);
    background-color: var(--dark-bg);
    -webkit-font-smoothing: antialiased;
    padding-top: 70px;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 50px;
    color: var(--text-main);
}

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

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

/* Navbar */
.navbar {
    background-color: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--white);
    background: linear-gradient(90deg, #00f2fe 0%, #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-links a {
    color: #e2e8f0;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

.nav-btn {
    padding: 8px 20px !important;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

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

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

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

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

.btn-large {
    padding: 16px 40px;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0a0e17 0%, #111827 100%);
    color: var(--white);
    padding: 80px 0 100px;
    overflow: hidden;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-text {
    flex: 1;
    text-align: left;
    z-index: 10;
}

.hero .headline {
    font-size: 3.8rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #00f2fe 0%, #4facfe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero .subheadline {
    font-size: 1.2rem;
    color: #a0aec0;
    margin-bottom: 40px;
    max-width: 500px;
}

/* Hero Visual & Animations */
.hero-visual {
    flex: 1;
    position: relative;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
}

.glow-orb {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 102, 255, 0.4) 0%, rgba(0, 102, 255, 0) 70%);
    border-radius: 50%;
    animation: pulse 4s ease-in-out infinite alternate;
}

.floating-cards {
    position: relative;
    width: 100%;
    height: 100%;
}

.float-card {
    position: absolute;
    background: rgba(31, 41, 55, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 18px 24px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: var(--shadow);
    animation: float 6s ease-in-out infinite;
    white-space: nowrap;
}

.float-card .icon {
    font-size: 2.2rem;
}

.float-card .info {
    display: flex;
    flex-direction: column;
}

.float-card .info strong {
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 4px;
}

.float-card .info span {
    font-size: 0.85rem;
    color: #9ca3af;
}

.card-1 { top: 15%; left: 5%; animation-delay: 0s; }
.card-2 { top: 45%; right: 0; animation-delay: -2s; }
.card-3 { bottom: 15%; left: 15%; animation-delay: -4s; }

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

@keyframes pulse {
    0% { transform: scale(0.9); opacity: 0.6; }
    100% { transform: scale(1.1); opacity: 0.3; }
}

/* Core Advantages */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
    border: 1px solid var(--border-color);
}

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

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

.card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
    color: var(--text-main);
}

.card p {
    color: var(--text-light);
}

/* Streaming & AI Support */
.feature-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
}

.feature-card {
    flex: 1;
    min-width: 300px;
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary-color);
}

.feature-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    color: var(--text-main);
}

.feature-card p {
    color: var(--text-light);
}

/* Pricing */
.pricing-table {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: center;
}

.price-card {
    background: var(--card-bg);
    padding: 50px 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    border: 1px solid var(--border-color);
    position: relative;
    transition: transform 0.3s ease;
}

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

.price-card.popular {
    transform: scale(1.05);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.2);
}

.price-card.popular:hover {
    transform: scale(1.05) translateY(-5px);
}

.badge {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
}

.price-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-main);
}

.price {
    font-size: 3rem;
    font-weight: bold;
    color: var(--text-main);
    margin-bottom: 30px;
}

.price span {
    font-size: 1.2rem;
    font-weight: normal;
    color: var(--text-light);
}

.price-features {
    list-style: none;
    margin-bottom: 40px;
    text-align: left;
}

.price-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-light);
}

.price-features li:last-child {
    border-bottom: none;
}

.price-features li::before {
    content: "✓";
    color: var(--primary-color);
    font-weight: bold;
    margin-right: 10px;
}

.price-card .btn {
    width: 100%;
}

/* SEO Articles Grid */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.article-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--text-main);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
}

.article-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.3);
}

.article-img {
    height: 180px;
    background: linear-gradient(135deg, #1f2937, #374151);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-main);
    font-size: 1.5rem;
    font-weight: bold;
    border-bottom: 1px solid var(--border-color);
}

.article-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.article-content h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    line-height: 1.4;
    color: var(--text-main);
}

.article-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 0;
}

/* Reviews */
.review-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.review-card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.stars {
    margin-bottom: 15px;
}

.review-card p {
    font-style: italic;
    margin-bottom: 20px;
    color: var(--text-main);
}

.review-card .user {
    font-weight: bold;
    color: var(--text-light);
    text-align: right;
}

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

.faq-item {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.faq-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.faq-item h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-main);
}

.faq-item p {
    color: var(--text-light);
}

/* Bottom CTA */
.bottom-cta {
    background: #111827; /* Dark background */
    color: var(--white);
    padding: 80px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.bottom-cta h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--white);
}

.bottom-cta p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
    color: var(--text-light);
}

.bottom-cta .btn {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
}

.bottom-cta .btn:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
}

/* Footer */
footer {
    background: #05070a; /* Slightly darker than dark-bg for distinction */
    color: #9ca3af;
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand p {
    color: #9ca3af;
    max-width: 300px;
}

.footer-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: #6b7280;
    font-size: 0.9rem;
}

/* Internal Pages (About, Terms, etc.) */
.page-header {
    background: #05070a;
    color: var(--text-main);
    padding: 100px 0 60px;
    text-align: center;
    margin-top: -70px;
}

.page-content {
    padding: 60px 0;
    max-width: 800px;
    margin: 0 auto;
}

.page-content h2 {
    margin: 30px 0 15px;
    color: var(--text-main);
}

.page-content p {
    margin-bottom: 15px;
    color: var(--text-light);
}

.page-content ul {
    margin-bottom: 15px;
    padding-left: 20px;
    color: var(--text-light);
}

.page-content li {
    margin-bottom: 8px;
}

/* Responsive */
@media (max-width: 900px) {
    .nav-links {
        display: none;
    }
    
    .hero-container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-text {
        text-align: center;
    }
    
    .hero .subheadline {
        margin: 0 auto 40px;
    }
    
    .hero-visual {
        width: 100%;
        height: 350px;
    }
    
    .card-1 { left: 5%; top: 10%; }
    .card-2 { right: 5%; top: 40%; }
    .card-3 { left: 10%; bottom: 10%; }
    
    .price-card.popular {
        transform: scale(1);
    }
    .price-card.popular:hover {
        transform: translateY(-5px);
    }
}

@media (max-width: 768px) {
    .hero .headline {
        font-size: 2.5rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-brand p {
        margin: 0 auto;
    }
    
    .footer-links {
        justify-content: center;
        flex-wrap: wrap;
    }
}