/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --text-color: #1e293b;
    --text-light: #64748b;
    --bg-color: #ffffff;
    --bg-light: #f8fafc;
    --border-color: #e2e8f0;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --max-width: 1200px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.nav-brand a {
    text-decoration: none;
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.app-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.2s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1rem;
}

.trial-info {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

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

.btn-secondary:hover {
    background-color: var(--bg-light);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Sections */
section {
    padding: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-color);
}

/* Features grid */
.features {
    background-color: var(--bg-light);
}

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

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--text-light);
}

/* Pricing */
.pricing-card {
    max-width: 400px;
    margin: 0 auto;
    background: white;
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.price {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.price-description {
    color: var(--text-light);
    margin-bottom: 2rem;
}

.price-features {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.price-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

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

/* CTA section */
.cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

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

.cta p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Privacy highlight section */
.privacy-highlight {
    background-color: var(--bg-light);
    text-align: center;
}

.privacy-content {
    max-width: 800px;
    margin: 0 auto;
}

.privacy-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.privacy-content h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.privacy-description {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.privacy-benefits {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.benefit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.benefit-icon {
    font-size: 2rem;
}

.benefit span:last-child {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
}

/* Use cases section */
.use-cases {
    background-color: var(--bg-color);
}

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

.use-case-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.use-case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.use-case-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.use-case-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.use-case-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Documentation page */
.docs-page {
    padding: 3rem 0;
}

.docs-page h1 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
}

.doc-section {
    margin-bottom: 3rem;
}

.doc-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

.doc-section h3 {
    font-size: 1.5rem;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.doc-section ul,
.doc-section ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.doc-section li {
    margin-bottom: 0.5rem;
}

.doc-section code {
    background-color: var(--bg-light);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-family: monospace;
    font-size: 0.9em;
}

.warning {
    background-color: #fef3c7;
    border-left: 4px solid var(--warning-color);
    padding: 1rem;
    margin: 1rem 0;
    border-radius: 0.25rem;
}

.faq-item {
    margin-bottom: 2rem;
}

.faq-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* Download page */
.download-page {
    padding: 3rem 0;
}

.download-page h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.download-section {
    margin-bottom: 3rem;
}

.version-info {
    color: var(--text-light);
    margin-bottom: 2rem;
}

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

.download-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.download-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.download-card h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.download-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.btn-download {
    width: 100%;
    margin-bottom: 1rem;
}

.file-info {
    display: block;
    font-size: 0.85rem;
    font-weight: normal;
    opacity: 0.8;
}

.install-instructions {
    margin-top: 1rem;
    text-align: left;
}

.install-instructions summary {
    cursor: pointer;
    color: var(--primary-color);
    font-weight: 600;
}

.install-instructions ol {
    margin-top: 0.5rem;
    margin-left: 1.5rem;
}

.system-requirements {
    list-style: none;
    margin-left: 0;
}

.system-requirements li {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
}

.next-steps {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.step {
    display: flex;
    gap: 1.5rem;
}

.step-number {
    flex-shrink: 0;
    width: 3rem;
    height: 3rem;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.step-content h3 {
    margin-bottom: 0.5rem;
}

.info-box {
    background-color: var(--bg-light);
    border-left: 4px solid var(--primary-color);
    padding: 1.5rem;
    border-radius: 0.5rem;
}

/* Purchase page */
.purchase-page {
    padding: 3rem 0;
}

.purchase-page h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.pricing-section {
    margin-bottom: 3rem;
}

.pricing-box {
    max-width: 500px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 1rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.price-display {
    margin: 2rem 0;
}

.price-amount {
    font-size: 5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-currency {
    font-size: 2rem;
    color: var(--text-light);
}

.features-list {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.features-list li {
    padding: 0.75rem 0;
    font-size: 1.1rem;
}

.purchase-section {
    margin-bottom: 3rem;
}

.purchase-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.purchase-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.method-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.method-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.method-card ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.method-note {
    background-color: var(--bg-light);
    padding: 1rem;
    border-radius: 0.5rem;
    margin-top: 1rem;
}

.web-form-notice {
    background-color: #fef3c7;
    padding: 1.5rem;
    border-radius: 0.5rem;
    text-align: center;
}

.swish-info {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.swish-info ul {
    margin-left: 1.5rem;
}

.cta-section {
    background-color: var(--bg-light);
    padding: 3rem;
    border-radius: 1rem;
    text-align: center;
}

.cta-box h2 {
    margin-bottom: 1rem;
}

.cta-box p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* Footer */
footer {
    background-color: var(--text-color);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive design */
@media (max-width: 768px) {
    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

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

    .privacy-content h2 {
        font-size: 2rem;
    }

    .privacy-benefits {
        gap: 2rem;
    }

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

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

    .section-title {
        font-size: 2rem;
    }

    .price {
        font-size: 3rem;
    }

    .purchase-methods {
        grid-template-columns: 1fr;
    }

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