/* WellCheck - Dark Lux Design System */
/* Brand Colors: Blue-Purple Gradient + Vivid Green */

:root {
    --primary-blue: #4a9ede;
    --primary-purple: #3c3679;
    --accent-green: #48bb78;
    --bg-dark: #0A0A0F;
    --bg-card: rgba(255, 255, 255, 0.05);
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --border-glass: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
    background: linear-gradient(135deg, #0A0A0F 0%, #1a1a2e 100%);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* Navigation Bar */
.nav {
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

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

.nav-logo {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--accent-green);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
}

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

/* Hero Section */
.hero {
    text-align: center;
    padding: 6rem 2rem 4rem;
}

.hero h1 {
    font-size: clamp(48px, 8vw, 72px);
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero .tagline {
    font-size: clamp(18px, 3vw, 24px);
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero .cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: var(--accent-green);
    color: #000;
    border: none;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 200, 83, 0.3);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--primary-blue);
    background: rgba(66, 165, 245, 0.1);
}

/* Competitive Banner */
.competitive-banner {
    background: linear-gradient(135deg, rgba(66, 165, 245, 0.1), rgba(72, 55, 137, 0.1));
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 2rem;
    margin: 3rem auto;
    max-width: 900px;
    backdrop-filter: blur(10px);
}

.competitive-banner h2 {
    font-size: 28px;
    margin-bottom: 1.5rem;
    color: var(--accent-green);
}

.competitive-banner .comparison {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.competitive-banner .feature-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.competitive-banner .feature-check::before {
    content: "✓";
    color: var(--accent-green);
    font-weight: bold;
    font-size: 20px;
}

/* Glass Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(66, 165, 245, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.card h3 {
    color: var(--primary-blue);
    font-size: 20px;
    margin-bottom: 1rem;
}

/* Feature Grid */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin: 4rem 0;
}

/* Screenshot Gallery */
.screenshot-gallery {
    margin: 4rem 0;
    text-align: center;
    width: 100%;
}

.screenshot-gallery h2 {
    font-size: 36px;
    margin-bottom: 3rem;
}

.screenshots {
    display: flex;
    justify-content: center;
    gap: 3rem;
    padding: 2rem;
    width: 100%;
}

.screenshot-item {
    flex: 0 0 280px;
}

.screenshot-item img {
    width: 100%;
    border-radius: 24px;
    border: 1px solid var(--border-glass);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.screenshot-item p {
    margin-top: 1rem;
    color: var(--text-secondary);
    font-size: 14px;
}

/* Section Styles */
.section {
    margin: 4rem 0;
}

.section h2 {
    font-size: 36px;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Use Cases */
.use-cases {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.use-case {
    padding: 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.use-case::before {
    content: "•";
    color: var(--accent-green);
    font-size: 32px;
    margin-right: 0.5rem;
}

/* Pricing */
.pricing {
    text-align: center;
    padding: 3rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    max-width: 600px;
    margin: 2rem auto;
}

.pricing .price {
    font-size: 48px;
    font-weight: 700;
    color: var(--accent-green);
    margin: 1rem 0;
}

.pricing .price-detail {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Legal Pages */
.legal-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 2rem;
}

.legal-container h1 {
    font-size: 42px;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.legal-container h2 {
    font-size: 28px;
    color: var(--primary-blue);
    margin: 2rem 0 1rem;
}

.legal-container h3 {
    font-size: 20px;
    color: var(--accent-green);
    margin: 1.5rem 0 0.5rem;
}

.legal-container p,
.legal-container li {
    color: var(--text-secondary);
    margin: 1rem 0;
}

.legal-container ul {
    margin-left: 2rem;
}

.highlight {
    background: rgba(66, 165, 245, 0.1);
    border-left: 4px solid var(--primary-blue);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
}

.important {
    background: rgba(255, 193, 7, 0.1);
    border-left: 4px solid #ffc107;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
}

.critical {
    background: rgba(244, 67, 54, 0.1);
    border-left: 4px solid #f44336;
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
    font-weight: 600;
}

.message-box {
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    padding: 1.5rem;
    margin: 2rem 0;
    border-radius: 8px;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 14px;
    white-space: pre-wrap;
    color: var(--text-primary);
}

.back-link {
    display: inline-block;
    margin-bottom: 2rem;
    color: var(--accent-green);
    text-decoration: none;
    font-size: 16px;
}

.back-link:hover {
    text-decoration: underline;
}

/* Footer */
.footer {
    text-align: center;
    padding: 3rem 2rem;
    margin-top: 6rem;
    border-top: 1px solid var(--border-glass);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
}

.footer-links a:hover {
    color: var(--accent-green);
}

.copyright {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Mobile Menu */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 10, 15, 0.95);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border-glass);
    }

    .nav-links.active {
        display: flex;
    }

    .hero {
        padding: 4rem 1rem 2rem;
    }

    .competitive-banner .comparison {
        grid-template-columns: 1fr;
    }

    .screenshots {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .screenshot-item {
        flex: 0 0 auto;
        width: 90%;
        max-width: 300px;
    }

    .use-cases {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Tablet breakpoint */
@media (max-width: 1200px) {
    .screenshots {
        flex-wrap: wrap;
    }
    
    .screenshot-item {
        flex: 0 0 45%;
        max-width: 300px;
    }
}