/* Modern Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* CSS Variables */
:root {
    --primary-color: #00D4AA;
    --primary-dark: #00B890;
    --secondary-color: #003F39;
    --accent-color: #FF6B6B;
    --text-primary: #1a1a1a;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --background: #FAFBFC;
    --surface: #FFFFFF;
    --surface-2: #F8FAFC;
    --border: #E5E7EB;
    --border-light: #F3F4F6;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Background Animation */
.background-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.03;
    background: 
        radial-gradient(circle at 20% 50%, var(--primary-color) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, var(--accent-color) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, var(--primary-dark) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(1deg); }
    66% { transform: translateY(10px) rotate(-1deg); }
}

/* Navigation */
.nav {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-light);
    z-index: 100;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.brand-icon {
    font-size: 1.5rem;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
    background: rgba(0, 212, 170, 0.1);
}

/* Main Container */
.main {
    min-height: 100vh;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl) 0;
    margin-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    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="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="white" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    pointer-events: none;
}

.hero-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
    position: relative;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.title-icon {
    font-size: 0.8em;
    display: inline-block;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
}

.hero-badge {
    display: inline-flex;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.badge-text {
    font-size: 0.9rem;
    font-weight: 500;
}

/* Content */
.content {
    margin-bottom: var(--spacing-xl);
}

/* Highlight Section */
.highlight-section {
    margin-bottom: var(--spacing-xl);
}

.highlight-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.highlight-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-100%) translateY(-100%); }
    50% { transform: translateX(0%) translateY(0%); }
}

.highlight-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.highlight-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.highlight-content p {
    font-size: 1.1rem;
    opacity: 0.95;
    line-height: 1.6;
}

/* Sections */
.section {
    margin-bottom: var(--spacing-xl);
    background: var(--surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
}

.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--border-light);
}

.section-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.section h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.section-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--surface-2);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.feature-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

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

.data-card {
    background: var(--surface-2);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.data-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.data-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.data-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.data-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 0;
}

/* Info Box */
.info-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.1), rgba(0, 184, 144, 0.1));
    border: 1px solid rgba(0, 212, 170, 0.3);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

.info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.info-box p {
    margin: 0;
    color: var(--text-primary);
}

/* Permission Card */
.permission-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: var(--surface-2);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    margin-bottom: var(--spacing-md);
}

.permission-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.permission-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.permission-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.permission-badge {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.permission-note {
    color: var(--text-muted);
    font-style: italic;
    margin: 0;
}

/* Service Item */
.service-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(0, 212, 170, 0.05), rgba(0, 184, 144, 0.05));
    border: 1px solid rgba(0, 212, 170, 0.2);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    transition: var(--transition);
}

.service-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.service-icon {
    font-size: 2rem;
    flex-shrink: 0;
    color: var(--primary-color);
}

.service-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.service-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.service-content a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.service-content a:hover {
    border-bottom-color: var(--primary-color);
}

/* No Services Grid */
.no-services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.no-service-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--surface-2);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.no-icon {
    font-size: 1.2rem;
    color: var(--accent-color);
}

/* Security Features */
.security-features {
    display: grid;
    gap: var(--spacing-md);
}

.security-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--surface-2);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.security-icon {
    font-size: 2rem;
    flex-shrink: 0;
    color: var(--primary-color);
}

.security-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.security-item p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.95rem;
}

/* Child Safety */
.child-safety-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(255, 107, 107, 0.1), rgba(255, 107, 107, 0.05));
    border: 1px solid rgba(255, 107, 107, 0.3);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
}

.child-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.child-content h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.child-content p {
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.6;
}

/* Contact Section */
.contact-section {
    margin: var(--spacing-xl) 0;
}

.contact-card {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

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

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

.contact-card h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0;
}

.contact-card p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.contact-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    text-decoration: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.contact-button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.button-icon {
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xl);
}

.footer-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    text-align: center;
}

.footer-brand {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.footer-icon {
    font-size: 1.5rem;
}

.footer p {
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    :root {
        --spacing-xs: 0.375rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
    }

    .nav-container {
        padding: var(--spacing-sm);
    }

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

    .hero {
        padding: var(--spacing-lg) 0;
    }

    .hero-title {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .highlight-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-lg);
    }

    .highlight-icon {
        font-size: 2.5rem;
    }

    .section {
        padding: var(--spacing-lg);
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .section-number {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .section h2 {
        font-size: 1.5rem;
    }

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

    .data-cards {
        grid-template-columns: 1fr;
    }

    .permission-card,
    .child-safety-card {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

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

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

    .contact-card {
        padding: var(--spacing-lg);
    }

    .contact-header {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .service-item {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .no-services-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-content {
        padding: 0 var(--spacing-sm);
    }

    .section {
        padding: var(--spacing-md);
    }

    .contact-card {
        padding: var(--spacing-md);
    }

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

    .section h2 {
        font-size: 1.25rem;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #F9FAFB;
        --text-secondary: #D1D5DB;
        --text-muted: #9CA3AF;
        --background: #111827;
        --surface: #1F2937;
        --surface-2: #374151;
        --border: #374151;
        --border-light: #4B5563;
    }

    .nav {
        background: rgba(31, 41, 55, 0.95);
    }

    .background-animation {
        opacity: 0.02;
    }
}

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

/* Focus States */
.nav-link:focus,
.contact-button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .nav,
    .background-animation,
    .contact-section {
        display: none;
    }

    .hero {
        background: var(--secondary-color) !important;
        color: white !important;
        -webkit-print-color-adjust: exact;
    }

    .section {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
    }
}