/* Upasthiti Privacy Policy - Custom CSS */
/* Purple Theme: #6200EE (Primary), #BB86FC (Secondary) */

:root {
    /* Color Palette */
    --primary-purple: #6200EE;
    --secondary-purple: #BB86FC;
    --light-purple: #F5F5F5;
    --dark-purple: #3700B3;
    --accent-purple: #9C27B0;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #6C757D;
    --dark-gray: #343A40;
    --text-dark: #212529;
    --text-light: #6C757D;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6200EE 0%, #9C27B0 100%);
    --gradient-light: linear-gradient(135deg, #F5F5F5 0%, #FFFFFF 100%);
    
    /* Shadows */
    --shadow-light: 0 2px 10px rgba(98, 0, 238, 0.1);
    --shadow-medium: 0 4px 20px rgba(98, 0, 238, 0.15);
    --shadow-heavy: 0 8px 30px rgba(98, 0, 238, 0.2);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    background-color: #FFFFFF;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #FFFFFF;
    overflow-x: hidden;
    animation: page-fade-in 0.6s ease-out;
}

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

/* Header */
.header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    position: relative;
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.header-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: content-rise 0.7s ease-out both;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.logo-img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-medium);
}

.app-name {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.tagline {
    font-size: 1.1rem;
    opacity: 0.9;
    font-weight: 300;
}

/* Main Content */
.main-content {
    padding: var(--spacing-xl) 0;
    min-height: 60vh;
}

.content-wrapper {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl) var(--spacing-xl);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    margin-bottom: var(--spacing-xl);
    animation: content-rise 0.7s ease-out both;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.last-updated {
    text-align: center;
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid #E0E0E0;
}

/* Sections */
.section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-bottom: 1px solid #E0E0E0;
    /* Ensure sections are visible in WebView */
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    min-height: auto !important;
    overflow: visible !important;
    position: relative;
}

/* Specific fix for Advertising section - ensure it's always visible */
#advertising {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    min-height: auto !important;
    overflow: visible !important;
}

.section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: var(--spacing-lg);
}

.section h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-purple);
    margin-bottom: var(--spacing-lg);
    margin-top: 0;
    position: relative;
    padding-left: var(--spacing-md);
}

.section h2::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 24px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--dark-purple);
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.section p {
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
    font-size: 1rem;
    line-height: 1.7;
}

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

.section a {
    color: var(--primary-purple);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
}

.section a:hover {
    border-bottom-color: var(--primary-purple);
    color: var(--dark-purple);
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
}

.info-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    margin-bottom: var(--spacing-md);
}

.info-card:last-child {
    margin-bottom: 0;
}

/* Reduce info-card spacing when not in a grid (for standalone cards) */
.section > .info-card {
    margin-bottom: var(--spacing-sm);
}

.section > .info-card:last-of-type {
    margin-bottom: 0;
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.info-card h3 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.info-card ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0;
}

.info-card ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.info-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

/* Usage List */
.usage-list {
    list-style: none;
    padding: 0;
}

.usage-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid #E0E0E0;
    font-size: 1rem;
    color: var(--text-dark);
}

.usage-list li:last-child {
    border-bottom: none;
}

/* Security Features */
.security-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.security-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: all 0.3s ease;
}

.security-item:hover {
    border-color: var(--primary-purple);
    box-shadow: 0 2px 8px rgba(98, 0, 238, 0.1);
}

.security-item h3 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
}

.security-item ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0;
    text-align: left;
}

.security-item ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.security-item ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.service-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.service-card h3 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
}

.service-card ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0;
    text-align: left;
}

.service-card ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.service-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

.service-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    align-items: center;
}

.service-link {
    color: var(--primary-purple);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: all 0.3s ease;
    padding: var(--spacing-xs) var(--spacing-sm);
}

.service-link:hover {
    border-bottom-color: var(--primary-purple);
    background: #F5F5F5;
    border-radius: var(--radius-sm);
}

/* Rights Grid */
.rights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.right-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: all 0.3s ease;
}

.right-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 8px rgba(98, 0, 238, 0.1);
    border-color: var(--primary-purple);
}

.right-card h3 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
    font-size: 1.1rem;
}

.right-card ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0;
    text-align: left;
}

.right-card ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
    font-size: 0.95rem;
}

.right-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

/* Rights List */
.rights-list {
    list-style: none;
    padding: 0;
}

.rights-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid #E0E0E0;
    color: var(--text-dark);
}

.rights-list li:last-child {
    border-bottom: none;
}

/* Contact Section */
.contact-section {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    margin-top: var(--spacing-xl);
}

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

.contact-item {
    background: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-light);
}

/* Lists */
.terms-list,
.prohibited-list,
.disclaimer-list {
    padding-left: var(--spacing-lg);
    margin: var(--spacing-md) 0;
}

.terms-list li,
.prohibited-list li,
.disclaimer-list li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
    padding: var(--spacing-xs) 0;
    line-height: 1.6;
}

/* Responsibilities Grid */
.responsibilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.responsibility-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.responsibility-card:hover {
    border-color: var(--primary-purple);
    box-shadow: 0 2px 8px rgba(98, 0, 238, 0.1);
}

.responsibility-card h3 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
}

.responsibility-card ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0;
    text-align: left;
}

.responsibility-card ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.responsibility-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

/* Data Policy */
.data-policy {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    margin: var(--spacing-lg) 0;
}

.data-policy h3 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.data-policy h3:first-child {
    margin-top: 0;
}

.data-policy ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0;
}

.data-policy ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.data-policy ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

/* Availability Info */
.availability-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.availability-item {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #E0E0E0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    text-align: center;
}

.availability-item h3 {
    color: var(--primary-purple);
    margin-bottom: var(--spacing-sm);
}

.availability-item ul {
    list-style: none;
    padding-left: 0;
    margin: var(--spacing-sm) 0;
    text-align: left;
}

.availability-item ul li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--text-dark);
    line-height: 1.6;
}

.availability-item ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-purple);
    font-weight: bold;
}

/* Footer */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
    animation: page-fade-in 0.8s ease-out both;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

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

.footer-link:hover {
    color: var(--secondary-purple);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    box-shadow: var(--shadow-medium);
    transition: opacity 0.25s ease, transform 0.25s ease, box-shadow 0.3s ease;
    display: block;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    z-index: 1000;
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

@keyframes page-fade-in {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes content-rise {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .content-wrapper {
        padding: var(--spacing-lg);
        margin: var(--spacing-sm);
    }
    
    .page-title {
        font-size: 2rem;
    }
    
    .app-name {
        font-size: 2rem;
    }
    
    /* Reduce section spacing on mobile */
    .section {
        margin-bottom: var(--spacing-md);
        padding-bottom: var(--spacing-md);
        padding-top: var(--spacing-md);
    }
    
    .section h2 {
        margin-bottom: var(--spacing-md);
    }
    
    .section h3 {
        margin-top: var(--spacing-sm);
        margin-bottom: var(--spacing-sm);
    }
    
    .section p {
        margin-bottom: var(--spacing-sm);
    }
    
    /* Reduce info-card spacing on mobile */
    .info-card {
        padding: var(--spacing-md);
        margin-bottom: var(--spacing-xs);
    }
    
    /* Even tighter spacing for standalone info-cards in sections */
    .section > .info-card {
        margin-bottom: var(--spacing-xs);
    }
    
    .section > .info-card:last-of-type {
        margin-bottom: 0;
    }
    
    .info-grid,
    .rights-grid,
    .responsibilities-grid,
    .availability-info {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        margin: var(--spacing-md) 0;
    }
    
    .services-grid {
        gap: var(--spacing-md);
        margin: var(--spacing-md) 0;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .back-to-top {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .content-wrapper {
        padding: var(--spacing-md);
        margin: var(--spacing-xs);
    }
    
    .page-title {
        font-size: 1.8rem;
    }
    
    .app-name {
        font-size: 1.8rem;
    }
    
    .section h2 {
        font-size: 1.5rem;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .back-to-top {
        display: none;
    }
    
    .content-wrapper {
        box-shadow: none;
        border: 1px solid #E0E0E0;
    }
    
    .section {
        break-inside: avoid;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --primary-purple: #000000;
        --secondary-purple: #333333;
        --text-dark: #000000;
        --text-light: #333333;
    }
}

/* Dark Mode Support - Disabled for white background */
@media (prefers-color-scheme: dark) {
    /* Dark mode disabled - keeping white background */
    html {
        background-color: #FFFFFF !important;
    }
    
    body {
        background-color: #FFFFFF !important;
        color: #212529 !important;
    }
    
    .content-wrapper {
        background: #FFFFFF !important;
        color: #212529 !important;
    }
    
    .info-card,
    .security-item,
    .service-card,
    .right-card,
    .responsibility-card,
    .availability-item,
    .data-policy,
    .contact-section {
        background: #FFFFFF !important;
        color: #212529 !important;
    }
}