:root {
    --primary: #00f2ff;
    --secondary: #7000ff;
    --dark: #0a0a16;
    --darker: #05050b;
    --light: #ffffff;
    --glass: rgba(255, 255, 255, 0.05);
    --glass-hover: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-dim: #a0a0b0;
    --success: #00ff88;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--dark);
    color: var(--light);
    line-height: 1.6;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 10% 20%, rgba(112, 0, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(0, 242, 255, 0.1) 0%, transparent 40%);
}

/* Header */
header {
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    position: fixed;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(10, 10, 22, 0.8);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light);
    text-decoration: none;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

nav ul {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

nav a {
    color: var(--text-dim);
    text-decoration: none;
    transition: 0.3s;
    font-weight: 500;
    font-size: 0.95rem;
}

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

.btn-primary {
    background: linear-gradient(90deg, var(--secondary), var(--primary));
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    color: white;
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 242, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(112, 0, 255, 0.4);
}

.btn-whatsapp {
    background: #25D366;
    color: white;
}

.btn-whatsapp:hover {
    background: #128C7E;
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8rem 5% 5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 242, 255, 0.08) 0%, transparent 70%);
    z-index: -1;
    filter: blur(60px);
}

.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    background: linear-gradient(to bottom right, #fff, #b0b0ff);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-dim);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

/* Stats Section */
.stats-container {
    display: flex;
    justify-content: center;
    gap: 4rem;
    margin-top: 4rem;
    flex-wrap: wrap;
}

.stat-item h4 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 0.2rem;
}

.stat-item p {
    color: var(--text-dim);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Features */
.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

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

.section-title p {
    color: var(--text-dim);
}

.features {
    padding: 6rem 5%;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 20px;
    transition: 0.3s;
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(225deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    background: var(--glass-hover);
    box-shadow: 0 10px 30px rgba(0, 242, 255, 0.1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    display: inline-block;
    padding: 10px;
    border-radius: 12px;
    background: rgba(0, 242, 255, 0.1);
}

.feature-card h3 {
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-dim);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Tech Stack */
.tech-stack {
    padding: 4rem 5%;
    text-align: center;
    background: var(--darker);
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.tech-grid {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-top: 3rem;
    align-items: center;
    opacity: 0.7;
}

.tech-item {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-dim);
    transition: 0.3s;
}

.tech-item:hover {
    color: var(--light);
    transform: scale(1.05);
}

/* Pricing */
.pricing {
    padding: 8rem 5%;
    text-align: center;
}

.pricing-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.price-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 3rem 2rem;
    border-radius: 24px;
    width: 100%;
    max-width: 380px;
    position: relative;
    transition: 0.3s;
    display: flex;
    flex-direction: column;
}

.price-card.featured {
    border-color: var(--secondary);
    background: linear-gradient(180deg, rgba(112, 0, 255, 0.1) 0%, rgba(10, 10, 22, 0.5) 100%);
    transform: scale(1.05);
    z-index: 10;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary);
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 5px 15px rgba(112, 0, 255, 0.3);
}

.price-card:hover {
    transform: translateY(-10px) scale(1.02);
}

.price-card.featured:hover {
    transform: translateY(-10px) scale(1.05);
}

.plan-name {
    font-size: 1.1rem;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem;
    font-weight: 700;
}

.price {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--light);
}

.price span {
    font-size: 1rem;
    color: var(--text-dim);
    font-weight: 400;
}

.plan-desc {
    color: var(--text-dim);
    margin-bottom: 2rem;
}

.features-list {
    list-style: none;
    margin-bottom: 2.5rem;
    text-align: left;
    flex-grow: 1;
}

.features-list li {
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    color: #dedede;
    font-size: 0.95rem;
}

.features-list li::before {
    content: '✓';
    color: var(--success);
    margin-right: 12px;
    font-weight: bold;
    font-size: 1.1rem;
}

.btn-plan {
    width: 100%;
    padding: 1rem;
    border-radius: 12px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--light);
    font-weight: 600;
    cursor: pointer;
    transition: 0.3s;
    text-decoration: none;
    display: inline-block;
}

.price-card.featured .btn-plan {
    background: var(--secondary);
    border-color: var(--secondary);
}

.btn-plan:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #000;
}

/* FAQ Section */
.faq {
    padding: 6rem 5%;
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: 0.3s;
}

.faq-item:hover {
    border-color: var(--glass-border);
    background: var(--glass-hover);
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
}

.faq-question::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary);
}

details[open] .faq-question::after {
    content: '-';
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* Footer */
footer {
    padding: 4rem 5%;
    border-top: 1px solid var(--glass-border);
    background: var(--darker);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
}

.footer-col h4 {
    color: var(--light);
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col a {
    color: var(--text-dim);
    text-decoration: none;
    transition: 0.2s;
}

.footer-col a:hover {
    color: var(--primary);
}

.footer-bottom {
    grid-column: 1 / -1;
    text-align: center;
    padding-top: 3rem;
    margin-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-dim);
}

/* Floating WhatsApp */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0px 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
    color: white;
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background: #20BA5C;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 3rem;
    }

    .price-card.featured {
        transform: scale(1);
    }

    nav {
        display: none;
    }
}