/* Modern Landing Page for Lumino */

/* CSS Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - macOS inspired */
    --primary: #007AFF;
    --primary-dark: #0051D5;
    --secondary: #5E5CE6;
    --accent: #FF9500;
    --text-primary: #1D1D1F;
    --text-secondary: #6E6E73;
    --bg-light: #FBFBFD;
    --bg-white: #FFFFFF;
    --border: #D2D2D7;

    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 48px;
    --spacing-xl: 80px;

    /* Typography */
    --font-system: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
}

body {
    font-family: var(--font-system);
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--bg-light);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.nav {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 18px;
    color: var(--text-primary);
}

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

.nav-links {
    display: flex;
    gap: var(--spacing-md);
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 15px;
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
}

.hero h1 {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 21px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 122, 255, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-large {
    padding: 16px 36px;
    font-size: 18px;
}

/* Hero Image / Mockup */
.hero-image {
    max-width: 600px;
    margin: 0 auto;
}

.mockup-window {
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.mockup-header {
    background: #F5F5F7;
    padding: 12px;
    border-bottom: 1px solid var(--border);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #D2D2D7;
}

.mockup-content {
    background: white;
    min-height: 300px;
}

/* Sections */
section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 40px;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Features Grid */
.features {
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.feature-card {
    padding: var(--spacing-md);
    text-align: center;
}

.feature-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* How It Works */
.how-it-works {
    background: linear-gradient(135deg, #667EEA 0%, #764BA2 100%);
    color: white;
}

.how-it-works .section-title {
    color: white;
}

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.step {
    text-align: center;
}

.step-number {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-size: 28px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-sm);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.step h3 {
    font-size: 22px;
    margin-bottom: var(--spacing-xs);
}

.step p {
    opacity: 0.9;
    font-size: 15px;
}

/* Comparison Table */
.comparison {
    background: white;
}

.comparison-table {
    max-width: 900px;
    margin: var(--spacing-lg) auto 0;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

thead {
    background: var(--bg-light);
}

th, td {
    padding: var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    font-weight: 600;
    color: var(--text-primary);
}

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

tbody tr:last-child td {
    border-bottom: none;
}

/* Pricing */
.pricing {
    background: var(--bg-light);
}

.pricing-card {
    max-width: 500px;
    margin: var(--spacing-lg) auto 0;
    background: white;
    padding: var(--spacing-lg);
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
}

.price {
    font-size: 72px;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.price .currency {
    font-size: 36px;
    vertical-align: top;
}

.price .period {
    font-size: 36px;
}

.pricing-card h3 {
    font-size: 24px;
    margin-bottom: var(--spacing-md);
}

.pricing-features {
    list-style: none;
    margin: var(--spacing-md) 0;
    text-align: left;
}

.pricing-features li {
    padding: 12px 0;
    font-size: 16px;
    border-bottom: 1px solid var(--border);
}

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

.pricing-note {
    margin-top: var(--spacing-sm);
    font-size: 14px;
    color: var(--text-secondary);
}

/* FAQ */
.faq {
    background: white;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.faq-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.faq-item p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, #FF9500 0%, #FFD60A 100%);
    color: white;
    text-align: center;
}

.cta h2 {
    font-size: 40px;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.cta p {
    font-size: 20px;
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

.cta .btn-primary {
    background: white;
    color: var(--accent);
}

.cta .btn-primary:hover {
    background: var(--bg-light);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.cta .btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    display: block;
    padding: 4px 0;
    transition: color 0.2s;
}

.footer-section a:hover {
    color: white;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
}

.footer-social a:hover {
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

    .section-title {
        font-size: 32px;
    }

    .nav-links {
        display: none; /* Add mobile menu if needed */
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .price {
        font-size: 56px;
    }
}

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