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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #374151;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #d1fae5;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
}

.brand-icon {
    width: 2rem;
    height: 2rem;
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.brand-text {
    font-size: 1.5rem;
    font-weight: bold;
    color: #111827;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #6b7280;
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.3s ease;
    cursor: pointer;
}

.nav-link:hover,
.nav-link.active {
    color: #059669;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.language-toggle {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #6b7280;
    background: transparent;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.language-toggle:hover {
    color: #059669;
    border-color: #059669;
}

.mobile-menu-toggle {
    display: none;
    background: transparent;
    border: none;
    color: #6b7280;
    font-size: 1.5rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

.mobile-menu-toggle:hover {
    color: #059669;
}

.mobile-nav {
    display: none;
    background: white;
    border-top: 1px solid #d1fae5;
    padding: 0.5rem 0;
}

.mobile-nav.active {
    display: block;
}

.mobile-nav-link {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    text-decoration: none;
    color: #6b7280;
    font-weight: 500;
    transition: all 0.3s ease;
}

.mobile-nav-link:hover {
    color: #059669;
    background-color: #f0fdf4;
}

/* Pages */
.page {
    display: none;
    min-height: 100vh;
    padding-top: 4rem;
}

.page.active {
    display: block;
}

.page-section {
    padding: 5rem 0;
    background: white;
    min-height: calc(100vh - 4rem);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-icon {
    width: 4rem;
    height: 4rem;
    background: #d1fae5;
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: #059669;
    font-size: 2rem;
}

.section-header h1,
.section-header h2 {
    font-size: 2rem;
    font-weight: bold;
    color: #111827;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: #6b7280;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 50%, #f0fdf4 100%);
    padding: 5rem 0;
    min-height: calc(100vh - 4rem);
    display: flex;
    align-items: center;
}

.hero-content {
    text-align: center;
    margin-bottom: 5rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: bold;
    color: #111827;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-highlight {
    color: #059669;
    display: block;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 2rem;
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
}

.btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 0.5rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    display: inline-block;
}

.btn-primary {
    background: #059669;
    color: white;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    background: #047857;
    transform: translateY(-1px);
    box-shadow: 0 8px 15px -3px rgba(0, 0, 0, 0.1);
}

.btn-secondary {
    background: transparent;
    color: #059669;
    border: 2px solid #059669;
}

.btn-secondary:hover {
    background: #059669;
    color: white;
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 5rem;
}

.feature-card {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 1rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #d1fae5;
    transition: all 0.3s ease;
}

.feature-card:hover {
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    background: #d1fae5;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: #059669;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 0.75rem;
}

.feature-card p {
    color: #6b7280;
}

/* Developer Preview */
.developer-preview {
    padding: 5rem 0;
    background: white;
}

.developer-preview-content {
    background: #f0fdf4;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
}

.developer-preview-text p {
    color: #374151;
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

/* Developer Page */
.developer-content {
    background: #f0fdf4;
    border-radius: 1rem;
    padding: 2rem;
}

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

.developer-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 1rem;
}

.developer-section p {
    color: #374151;
    margin-bottom: 1rem;
}

.process-list {
    list-style: none;
    padding: 0;
}

.process-list li {
    display: flex;
    align-items: center;
    color: #374151;
    margin-bottom: 0.75rem;
}

.process-list i {
    color: #059669;
    margin-right: 0.5rem;
    flex-shrink: 0;
}

.contact-info {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #bbf7d0;
}

.contact-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 1rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.contact-section p {
    color: #374151;
}

/* Support Page */
.support-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.support-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #d1fae5;
}

.support-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 1rem;
}

.contact-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.contact-item i {
    color: #059669;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-label {
    font-weight: 500;
    color: #111827;
    margin-bottom: 0.25rem;
}

.contact-value {
    color: #6b7280;
}

.help-content {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.help-section h4 {
    font-weight: 500;
    color: #111827;
    margin-bottom: 0.5rem;
}

.help-section p {
    color: #6b7280;
}

.support-types {
    list-style: none;
    padding: 0;
    color: #6b7280;
}

.support-types li {
    margin-bottom: 0.25rem;
}

.support-types li::before {
    content: "• ";
    color: #059669;
    font-weight: bold;
}

.faq-section {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #d1fae5;
}

.faq-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 1rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.faq-item h4 {
    font-weight: 500;
    color: #111827;
    margin-bottom: 0.5rem;
}

.faq-item p {
    color: #6b7280;
}

/* Terms and Privacy Pages */
.terms-content,
.privacy-content {
    background: #f0fdf4;
    border-radius: 1rem;
    padding: 2rem;
    max-width: none;
}

.privacy-content {
    background: white;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    border: 1px solid #d1fae5;
}

.terms-section,
.privacy-section {
    margin-bottom: 2rem;
}

.terms-section h3,
.privacy-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: #111827;
    margin-bottom: 1rem;
}

.terms-section p,
.privacy-section p {
    color: #374151;
    margin-bottom: 1rem;
}

.terms-list,
.privacy-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 1.5rem 1.5rem;
}

.terms-list li,
.privacy-list li {
    color: #374151;
    margin-bottom: 0.5rem;
}

.terms-list li::before,
.privacy-list li::before {
    content: "• ";
    color: #059669;
    font-weight: bold;
}

/* Footer */
.footer {
    background: #111827;
    color: white;
    padding: 3rem 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
}

.footer-brand {
    max-width: 24rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-description {
    color: #9ca3af;
    margin-bottom: 1rem;
}

.footer-rights {
    color: #9ca3af;
    font-size: 0.875rem;
}

.footer-section h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links,
.footer-contact {
    list-style: none;
    padding: 0;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
    cursor: pointer;
}

.footer-links a:hover {
    color: #10b981;
}

.footer-contact li {
    color: #9ca3af;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

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

    .hero-buttons .btn {
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

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

    .developer-grid,
    .support-grid,
    .faq-grid {
        grid-template-columns: 1fr;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-header h1,
    .section-header h2 {
        font-size: 1.75rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }
}

@media (min-width: 640px) {
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page.active {
    animation: fadeIn 0.3s ease-out;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mt-8 {
    margin-top: 2rem;
}