:root {
    --bg-dark: #0f172a;
    --bg-surface: rgba(255, 255, 255, 0.03);
    --bg-surface-hover: rgba(255, 255, 255, 0.05);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-1: #3b82f6;
    --accent-2: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, var(--accent-1), var(--accent-2));
    --glass-blur: blur(12px);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

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

html {
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    border: 3px solid var(--bg-dark);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Background Effects */
.blob {
    position: fixed;
    filter: blur(80px);
    z-index: -1;
    opacity: 0.5;
    animation: float 10s infinite alternate;
    pointer-events: none;
}
.blob-1 {
    top: -10%;
    left: -10%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, rgba(59,130,246,0.3) 0%, rgba(0,0,0,0) 70%);
}
.blob-2 {
    bottom: -10%;
    right: -10%;
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(139,92,246,0.2) 0%, rgba(0,0,0,0) 70%);
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(5%, 5%) scale(1.05); }
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.2;
}

a {
    color: var(--accent-1);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-2);
}

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

/* Utilities */
.glass-panel {
    background: var(--bg-surface);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: 24px;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
}

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

.brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.brand-logo {
    height: 32px;
    width: auto;
}

.brand span {
    color: var(--accent-1);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

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

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding-top: 80px;
}

.hero-content {
    max-width: 800px;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 99px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: clamp(3rem, 5vw, 4.5rem);
    margin-bottom: 1.5rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.125rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    border: none;
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.39);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.5);
    color: white;
}

.btn-secondary {
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-surface-hover);
    color: var(--text-primary);
}

/* Section Common */
.section-header {
    margin-bottom: 3rem;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* About Section */
.about {
    padding: 4rem;
    margin: 4rem 0;
}

.tag {
    font-size: 1rem;
    color: var(--accent-2);
    vertical-align: middle;
    background: rgba(139, 92, 246, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 99px;
    margin-left: 0.5rem;
}

.disclaimer {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 800px;
}

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

.feature-card {
    background: rgba(0, 0, 0, 0.2);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.feature-card:hover {
    transform: translateX(10px);
    border-color: rgba(255, 255, 255, 0.2);
}

.feature-card .icon {
    font-size: 3rem;
    margin-bottom: 0;
    flex-shrink: 0;
}

.feature-card p {
    color: var(--text-secondary);
    margin: 0;
}

/* Video Section */
.video-section {
    margin: 6rem 0;
}

.video-link {
    display: inline-block;
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.video-link:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.video-thumbnail {
    width: 100%;
    height: auto;
    display: block;
    transition: filter 0.3s ease;
}

.video-link:hover .video-thumbnail {
    filter: brightness(0.8);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: var(--accent-gradient);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    transition: transform 0.3s ease;
}

.video-link:hover .play-button {
    transform: translate(-50%, -50%) scale(1.1);
}

/* Metrics */
.metrics {
    margin: 4rem 0;
    display: flex;
    justify-content: center;
}

.metric-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 3rem;
    border-radius: 24px;
    text-align: center;
    transition: transform 0.3s ease;
    max-width: 600px;
    width: 100%;
}

.metric-card:hover {
    transform: translateY(-5px);
    background: var(--bg-surface-hover);
}

.metric-card h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
}

.coffee-btn img {
    height: 50px;
    transition: transform 0.3s ease;
}

.coffee-btn:hover img {
    transform: scale(1.05);
}

/* Comparison Section */
.comparison {
    margin: 6rem 0;
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 3rem;
    align-items: stretch;
}

.comparison-card {
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.comparison-card:hover {
    transform: translateY(-10px);
}

.comparison-card img {
    width: 100%;
    height: auto;
    border-radius: 12px;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.comparison-card h3 {
    font-size: 1.5rem;
    margin-top: auto;
}

.pro-card {
    border-color: var(--accent-1);
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.1);
}

/* Reviews Section */
.reviews {
    margin: 6rem 0;
    padding: 4rem;
}

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

.review-img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform 0.3s ease;
}

.review-img:hover {
    transform: scale(1.05);
}

/* FAQs */
.faqs {
    margin: 8rem 0;
}

.accordion {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.accordion-item {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    transition: background 0.3s ease;
}

.accordion-header:hover {
    background: var(--bg-surface-hover);
}

.accordion-header::after {
    content: '+';
    font-size: 1.5rem;
    transition: transform 0.3s ease;
    color: var(--accent-1);
}

.accordion-item.active .accordion-header::after {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    background: rgba(0, 0, 0, 0.2);
}

.accordion-content p, .accordion-content ul {
    padding: 1.5rem 2rem;
    color: var(--text-secondary);
}

.accordion-content ul {
    padding-left: 3.5rem;
}

.accordion-content li {
    margin-bottom: 0.5rem;
}

/* Contact */
.contact {
    margin: 4rem 0 0;
    padding: 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--accent-gradient);
}

.contact h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

.email-block {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.3);
    padding: 1rem 2rem;
    border-radius: 99px;
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}

.email-block a {
    font-weight: 600;
}

.thanks-msg {
    color: var(--text-secondary);
    font-size: 1.25rem;
    font-style: italic;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(15, 23, 42, 0.95);
        flex-direction: column;
        padding: 2rem;
        text-align: center;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-links.active {
        display: flex;
    }

    .about {
        padding: 2rem;
    }
    
    .reviews {
        padding: 2rem;
    }

    .contact {
        padding: 2rem 1rem;
    }
    
    .email-block {
        flex-direction: column;
        border-radius: 16px;
    }
    
    .comparison-grid, .features-grid {
        grid-template-columns: 1fr;
    }
}