:root {
    --bg-dark: #06070a;
    --bg-panel: #11131c;
    --bg-navbar: rgba(6, 7, 10, 0.85);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent-color: #00ff88;
    --accent-light: #33ff9f;
    --accent-gradient: linear-gradient(135deg, #00ff88, #00d2ff);
    --success: #10b981;
    --border-color: rgba(255, 255, 255, 0.06);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, .btn-primary, .btn-secondary {
    font-family: 'Outfit', sans-serif;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-navbar);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 45px;
    object-fit: contain;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a:not(.btn-primary) {
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.2s, text-shadow 0.2s;
    font-size: 0.95rem;
}

.nav-links a:not(.btn-primary):hover {
    color: var(--text-primary);
    text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

/* Buttons */
.btn-primary {
    background: var(--accent-gradient);
    color: #000;
    padding: 0.75rem 1.75rem;
    border-radius: 12px;
    font-weight: 700;
    transition: transform 0.2s, box-shadow 0.2s;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.25);
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 255, 136, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.03);
    color: white;
    padding: 0.75rem 1.75rem;
    border-radius: 12px;
    font-weight: 600;
    border: 1px solid var(--border-color);
    transition: background 0.2s, border-color 0.2s;
    display: inline-block;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
}

/* Hero Section */
.hero {
    padding: 12rem 2rem 6rem;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.badge {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-light);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid rgba(0, 255, 136, 0.2);
    display: inline-block;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.text-gradient {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.hero-image-container {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.08);
}

.glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: var(--accent-color);
    filter: blur(120px);
    opacity: 0.2;
    z-index: -1;
}

.hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 24px;
    transition: transform 0.5s ease;
}

.hero-image:hover {
    transform: scale(1.03);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 5rem 0;
}

.grid-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 5rem;
}

/* Main Text Content */
.main-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.main-text h3 {
    font-size: 1.75rem;
    margin-top: 3.5rem;
    margin-bottom: 1.25rem;
    color: var(--text-primary);
}

.main-text p {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.main-text strong {
    color: var(--text-primary);
}

.main-text em {
    color: var(--accent-light);
    font-style: normal;
}

.features-list {
    list-style: none;
    margin-bottom: 2.5rem;
}

.features-list li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    font-size: 1.125rem;
    color: var(--text-primary);
    background: rgba(255,255,255,0.02);
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.icon-success {
    color: var(--success);
    flex-shrink: 0;
}

/* Score Card */
.sidebar {
    position: relative;
}

.score-card {
    background: var(--bg-panel);
    border-radius: 24px;
    padding: 2.5rem;
    border: 1px solid var(--border-color);
    position: sticky;
    top: 120px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.score-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
}

.score-header h3 {
    font-size: 1.5rem;
    margin: 0;
}

.score-circle {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-color);
    font-weight: 800;
    font-size: 1.5rem;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.score-bars {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.score-item span {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.95rem;
}

.bar-bg {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--accent-gradient);
    border-radius: 5px;
}

/* Tags SEO Section */
.tags-section {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 2rem;
}

.tags-section h3 {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.25rem;
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tag {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all 0.2s;
    font-weight: 500;
}

.tag:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.2);
}

/* Footer */
footer {
    background: var(--bg-panel);
    padding: 4rem 2rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
    margin-top: 3rem;
}

.footer-logo {
    height: 45px;
    opacity: 0.6;
    margin-bottom: 1.5rem;
    transition: opacity 0.2s;
    filter: grayscale(100%);
}

.footer-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-layout {
        gap: 3rem;
    }
}

@media (max-width: 900px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 8rem;
    }
    
    .hero p {
        margin: 0 auto 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .grid-layout {
        grid-template-columns: 1fr;
    }
    
    .score-card {
        position: static;
        margin-top: 2rem;
    }
}

@media (max-width: 600px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn-secondary, .btn-primary {
        width: 100%;
    }
}