/* =========================================
   Design System & Variables
   ========================================= */
:root {
    --bg-color: #050510;
    --bg-gradient: radial-gradient(circle at 15% 50%, rgba(76, 29, 149, 0.15), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(0, 242, 254, 0.1), transparent 25%);
    --primary-color: #00f2fe;
    --secondary-color: #4facfe;
    --accent-color: #ff0080;
    --text-main: #ffffff;
    --text-muted: #a0a0b0;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --font-heading: 'Outfit', 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
    background-color: var(--bg-color);
    background-image: var(--bg-gradient);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0a0a1a;
}

::-webkit-scrollbar-thumb {
    background: #333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Typography */
h1,
h2,
h3,
h4,
h5 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    font-size: 1rem;
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    color: #000;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.6);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-main);
    backdrop-filter: blur(5px);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-main);
}

/* Glassmorphism Card */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--glass-shadow);
    transition: var(--transition);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

/* =========================================
   Layout & Sections
   ========================================= */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(5, 5, 16, 0.7);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.5px;
    text-decoration: none;
}

.logo span {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
    z-index: 2;
}

.hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

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

.hero-visual {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(79, 172, 254, 0.15) 0%, transparent 60%);
    z-index: 1;
    pointer-events: none;
}

/* Features */
.features {
    padding: 8rem 0;
    position: relative;
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

/* Stats */
.stats {
    padding: 4rem 0;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.02);
}

.stats-grid {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--text-main);
    display: block;
}

.stat-label {
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
}

/* Pricing */
.pricing {
    padding: 8rem 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.pricing-card {
    position: relative;
    padding: 3rem;
    display: flex;
    flex-direction: column;
}

.popular-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: #fff;
    padding: 4px 16px;
    border-radius: 0 0 10px 10px;
    font-size: 0.8rem;
    font-weight: 600;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 1.5rem 0;
}

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

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

.features-list li {
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-muted);
    font-size: 0.95rem;
}

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

/* CTA */
.cta-section {
    padding: 6rem 0;
    text-align: center;
    background: radial-gradient(circle at 50% 50%, rgba(79, 172, 254, 0.1) 0%, transparent 60%);
}

.cta-box {
    max-width: 800px;
    margin: 0 auto;
}

/* Footer */
footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--glass-border);
    font-size: 0.9rem;
    color: var(--text-muted);
    text-align: center;
}

/* Animation Utilities */
[data-scroll] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1s ease;
}

[data-scroll="in-view"] {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .stats-grid {
        flex-direction: column;
    }

    .nav-links {
        display: none;
        /* Mobile menu needed if generic, simplified for now */
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(5, 5, 16, 0.8);
    backdrop-filter: blur(8px);
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: #0a0a1a;
    background: linear-gradient(145deg, rgba(20, 20, 40, 0.95), rgba(10, 10, 20, 0.98));
    margin: 5% auto;
    padding: 2.5rem;
    border: 1px solid rgba(0, 242, 254, 0.2);
    width: 90%;
    max-width: 800px;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    border-radius: 16px;
}

.close-modal {
    color: var(--text-muted);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    right: 20px;
    top: 15px;
    transition: color 0.3s;
}

.close-modal:hover {
    color: var(--primary-color);
}

/* Vendor Grid */
.vendors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.vendor-option {
    cursor: pointer;
    position: relative;
}

.vendor-option input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.vendor-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    transition: all 0.3s ease;
    height: 100%;
}

.vendor-card i {
    font-size: 2rem;
    margin-bottom: 0.8rem;
    color: var(--text-muted);
    transition: color 0.3s;
}

.vendor-card span {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Selected State */
.vendor-option input:checked+.vendor-card {
    background: rgba(0, 242, 254, 0.1);
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

.vendor-option input:checked+.vendor-card i {
    color: var(--primary-color);
    text-shadow: 0 0 10px rgba(0, 242, 254, 0.6);
}

.vendor-option input:checked+.vendor-card span {
    color: #fff;
}

/* Price Calculator */
.price-calculator {
    background: rgba(0, 0, 0, 0.2);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
}

.price-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.8rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.total-price {
    display: flex;
    justify-content: space-between;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
}