:root {
    --bg-color: #0B0E14;
    --text-primary: #F8FAFC;
    --text-secondary: #94A3B8;
    --accent-color: #00F0FF;
    --accent-glow: rgba(0, 240, 255, 0.15);
    --card-bg: #151921;
    --border-color: #1E293B;
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --max-width: 1200px;
}

/* Language Switcher */
.lang-switcher {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    z-index: 1000;
    background: rgba(11, 14, 20, 0.8);
    padding: 8px 12px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0;
    transition: color 0.2s;
}

.lang-btn:hover {
    color: var(--text-primary);
}

.lang-btn.active {
    color: var(--accent-color);
}

.divider {
    color: var(--border-color);
    font-size: 0.875rem;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    background: linear-gradient(to right, #fff, #94A3B8);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

p {
    color: var(--text-secondary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #000;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

/* Sections */
section {
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.bg-darker {
    background-color: #0F1219;
}

/* Hero Section */
.hero {
    padding-top: 140px;
    padding-bottom: 100px;
    background: radial-gradient(circle at 50% 0%, rgba(0, 240, 255, 0.05) 0%, transparent 50%);
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 240, 255, 0.1);
    color: var(--accent-color);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 24px;
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.hero-subtitle {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 24px auto 40px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
}

/* Tech Visualization */
.hero-visual {
    margin-top: 40px;
    perspective: 1000px;
}

.device-mockup {
    background: #1E293B;
    border-radius: 12px;
    padding: 20px;
    max-width: 500px;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    transform: rotateX(10deg);
    transition: transform 0.5s ease;
}

.device-mockup:hover {
    transform: rotateX(0deg);
}

.screen-content {
    background: #0B0E14;
    padding: 20px;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
    text-align: left;
    font-size: 0.9rem;
}

.log-line {
    margin-bottom: 8px;
    opacity: 0;
    animation: fadeIn 0.5s forwards;
}

.log-line:nth-child(1) {
    animation-delay: 0.2s;
}

.log-line:nth-child(2) {
    animation-delay: 0.6s;
}

.log-line:nth-child(3) {
    animation-delay: 1.0s;
}

.log-line:nth-child(4) {
    animation-delay: 1.4s;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Grids */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

/* Cards */
.card {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: transform 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.card .icon {
    font-size: 2rem;
    margin-bottom: 20px;
}

.card h3 {
    margin-bottom: 12px;
    color: var(--text-primary);
}

/* Steps */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 32px;
    position: relative;
}

.step-card {
    position: relative;
    padding-top: 20px;
}

.step-number {
    font-size: 3rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.05);
    position: absolute;
    top: -20px;
    left: 0;
    z-index: 0;
}

.step-card h3 {
    position: relative;
    z-index: 1;
    margin-bottom: 12px;
}

/* Pricing */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
    align-items: center;
}

.pricing-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.pricing-card.featured {
    background: linear-gradient(180deg, rgba(0, 240, 255, 0.05) 0%, var(--card-bg) 100%);
    border-color: var(--accent-color);
    transform: scale(1.05);
    position: relative;
}

.pricing-card .badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: #000;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
}

.pricing-card .price {
    font-size: 2rem;
    font-weight: 700;
    margin: 20px 0;
    color: var(--text-primary);
}

.pricing-card ul {
    text-align: left;
    margin: 30px 0;
}

.pricing-card li {
    margin-bottom: 12px;
    padding-left: 24px;
    position: relative;
    color: var(--text-secondary);
}

.pricing-card li::before {
    content: "✓";
    color: var(--accent-color);
    position: absolute;
    left: 0;
}

.full-width {
    width: 100%;
}

/* Audience Tags */
.audience-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.tag {
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 100px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* FAQ */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 32px;
}

.faq-item {
    background: var(--card-bg);
    padding: 32px;
    border-radius: 12px;
}

.faq-item h4 {
    margin-bottom: 12px;
    color: var(--text-primary);
}

/* Footer */
footer {
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
}

.footer-content .logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 16px;
}

/* Utilities */
.small-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.mt-1 {
    margin-top: 1rem;
}

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: 2.5rem;
    }

    .hero-cta {
        flex-direction: column;
    }

    .pricing-card.featured {
        transform: none;
    }

    .faq-grid {
        grid-template-columns: 1fr;
    }
}