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

:root {
    /* Light theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --border: #e2e8f0;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --gradient-from: #3b82f6;
    --gradient-to: #8b5cf6;
    --success: #10b981;
    --card-bg: #ffffff;
    --code-bg: #1e293b;
    --code-text: #e2e8f0;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

[data-theme="dark"] {
    /* Dark theme */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    --border: #334155;
    --accent: #60a5fa;
    --accent-hover: #3b82f6;
    --gradient-from: #60a5fa;
    --gradient-to: #a855f7;
    --success: #34d399;
    --card-bg: #1e293b;
    --code-bg: #0f172a;
    --code-text: #e2e8f0;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.3), 0 1px 2px -1px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.3), 0 4px 6px -4px rgb(0 0 0 / 0.3);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 64px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.25rem;
}

.nav-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.nav-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--accent);
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background-color: var(--bg-secondary);
    border-color: var(--accent);
}

.theme-toggle i {
    width: 16px;
    height: 16px;
}

.theme-toggle i:last-child {
    display: none;
}

[data-theme="dark"] .theme-toggle i:first-child {
    display: none;
}

[data-theme="dark"] .theme-toggle i:last-child {
    display: block;
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--gradient-from), var(--gradient-to));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.app-store-badge {
    display: inline-block;
    transition: transform 0.3s ease;
}

.app-store-badge:hover {
    transform: scale(1.05);
}

.app-store-badge img {
    height: 60px;
    width: auto;
}

.trial-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.875rem;
}

.trial-info i {
    color: var(--success);
    width: 16px;
    height: 16px;
}

/* Phone Mockup */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 280px;
    height: 560px;
    background: linear-gradient(145deg, #1f2937, #374151);
    border-radius: 2.5rem;
    padding: 0.75rem;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    border-radius: 2rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
}

.share-extension-demo {
    text-align: center;
    width: 100%;
}

.demo-header {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.demo-apps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.demo-app {
    width: 50px;
    height: 50px;
    background: var(--bg-secondary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all 0.3s ease;
}

.demo-app.highlight {
    background: var(--accent);
    color: white;
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
    font-size: 0.75rem;
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding: 8px;
}

.demo-app-logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-width: 34px;
    max-height: 34px;
}

.demo-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-weight: 500;
}

.demo-arrow {
    font-size: 1.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

.upload-progress {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 1rem;
    position: relative;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    margin-bottom: 0.5rem;
    position: relative;
    overflow: hidden;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 70%;
    background: var(--accent);
    border-radius: 2px;
    animation: loading 2s ease-in-out infinite alternate;
}

@keyframes loading {
    from { width: 30%; }
    to { width: 70%; }
}

.upload-progress span {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    position: relative;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--gradient-from), var(--gradient-to));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    color: white;
    width: 24px;
    height: 24px;
}

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

.feature-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.feature-tag {
    display: inline-block;
    background: var(--bg-secondary);
    color: var(--accent);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
}

/* Benefits Section */
.benefits {
    padding: 6rem 0;
}

.benefits-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.benefits-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

.benefit-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.benefit-item i {
    color: var(--success);
    width: 20px;
    height: 20px;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.benefit-item strong {
    display: block;
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.benefit-item p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

/* Code Block */
.code-block {
    background: var(--code-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.code-header {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.75rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.code-title {
    color: var(--code-text);
    font-size: 0.875rem;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
}

.code-content {
    padding: 1.5rem;
    color: var(--code-text);
    font-family: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
    font-size: 0.875rem;
    line-height: 1.6;
    overflow-x: auto;
}

/* FAQs Section */
.faqs {
    padding: 6rem 0;
    background-color: var(--bg-secondary);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 1rem;
    background: var(--card-bg);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 1.5rem;
    background: none;
    border: none;
    text-align: left;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: var(--bg-secondary);
}

.faq-question i {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 1.5rem 1.5rem;
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--gradient-from), var(--gradient-to));
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
}

.cta-buttons {
    margin-bottom: 1rem;
}

.cta-trial {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
}

/* Footer */
.footer {
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border);
    padding: 3rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.25rem;
}

.footer-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.footer-title {
    font-size: 1.25rem;
    font-weight: 600;
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .benefits-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Tablet and small desktop styles */
@media (max-width: 900px) {
    .phone-mockup {
        width: 260px;
        height: 520px;
    }
}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.875rem;
    }
    
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero .container {
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .trial-info {
        justify-content: center;
        text-align: center;
        font-size: 0.8rem;
        /* color: red; */
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .feature-card {
        padding: 1.5rem;
    }
    
    .benefits-text h2 {
        font-size: 2rem;
    }
    
    .cta h2 {
        font-size: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .footer-links {
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .phone-mockup {
        width: 240px;
        height: 480px;
    }
    
    .demo-apps {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.5rem;
        margin-bottom: 1rem;
    }
    
    .demo-app {
        width: 35px;
        height: 35px;
        font-size: 1rem;
    }
    
    .demo-app-logo {
        max-width: 20px;
        max-height: 20px;
    }
    
    .demo-label {
        font-size: 0.7rem;
        margin-bottom: 0.75rem;
    }
    
    .nav-logo, .footer-logo {
        width: 24px;
        height: 24px;
    }
    
    .feature-card {
        padding: 1.25rem;
    }
    
    .faq-question {
        padding: 1rem;
        font-size: 1rem;
    }
    
    .faq-answer {
        padding: 0 1rem;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 1rem 1rem;
    }
}

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

/* Focus styles for accessibility */
*:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

button:focus,
a:focus {
    outline-offset: 4px;
}

/* Privacy Policy Styles */
.privacy-policy {
    padding: 8rem 0 4rem;
    background: var(--bg-primary);
    min-height: 100vh;
}

.policy-header {
    text-align: center;
    margin-bottom: 3rem;
}

.policy-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.policy-date {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.policy-content {
    max-width: 4xl;
    margin: 0 auto;
    background: var(--card-bg);
    border-radius: 1rem;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.policy-section {
    margin-bottom: 2.5rem;
}

.policy-section:last-child {
    margin-bottom: 0;
}

.policy-section h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border);
}

.policy-section h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 1.5rem 0 0.75rem 0;
}

.policy-section p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.policy-section ul {
    margin: 1rem 0;
    padding-left: 1.5rem;
}

.policy-section li {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 0.5rem;
}

.policy-section li strong {
    color: var(--text-primary);
}

.contact-info {
    background: var(--bg-secondary);
    border-radius: 0.5rem;
    padding: 1.5rem;
    margin: 1rem 0;
    border: 1px solid var(--border);
}

.contact-info p {
    margin-bottom: 0.5rem;
}

.contact-info a {
    color: var(--accent);
    text-decoration: none;
}

.contact-info a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* Navigation brand link styles */
.nav-brand-link,
.footer-brand-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.nav-brand-link:hover,
.footer-brand-link:hover {
    color: inherit;
    text-decoration: none;
}

@media (max-width: 768px) {
    .privacy-policy {
        padding: 6rem 0 2rem;
    }
    
    .policy-header h1 {
        font-size: 2rem;
    }
    
    .policy-content {
        padding: 2rem 1.5rem;
        margin: 0 1rem;
    }
    
    .policy-section h2 {
        font-size: 1.5rem;
    }
    
    .policy-section h3 {
        font-size: 1.2rem;
    }
}