/* ============================================
   Voices Begin - Privacy Policy
   A clean, trustworthy, child-friendly design
   ============================================ */

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

:root {
    /* Color Palette - Warm, trustworthy, approachable */
    --color-bg: #FDFCFA;
    --color-bg-warm: #FBF9F5;
    --color-surface: #FFFFFF;
    --color-text: #2D3436;
    --color-text-soft: #636E72;
    --color-text-muted: #9BA4A9;
    --color-border: #E8E4DE;
    --color-border-light: #F0EDE8;
    
    /* Accent Colors */
    --color-primary: #5B8C6A;
    --color-primary-soft: #E8F0EA;
    --color-primary-dark: #4A7356;
    
    --color-accent: #D4A574;
    --color-accent-soft: #FDF5ED;
    
    --color-warning: #E8A862;
    --color-warning-soft: #FEF6EC;
    
    --color-positive: #5B8C6A;
    --color-positive-soft: #EDF5EF;
    
    /* Typography */
    --font-display: 'DM Serif Display', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Layout */
    --max-width: 720px;
    --header-height: 72px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(45, 52, 54, 0.04);
    --shadow-md: 0 4px 12px rgba(45, 52, 54, 0.06);
    --shadow-lg: 0 8px 24px rgba(45, 52, 54, 0.08);
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
}

/* ---------- Base Styles ---------- */
html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + var(--space-xl));
}

body {
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Subtle grain texture overlay */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    opacity: 0.3;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%' height='100%' filter='url(%23noise)' opacity='0.08'/%3E%3C/svg%3E");
}

/* ---------- Header ---------- */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(253, 252, 250, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border-light);
}

.header-inner {
    max-width: calc(var(--max-width) + var(--space-3xl) * 2);
    margin: 0 auto;
    padding: 0 var(--space-xl);
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
    color: var(--color-text);
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo-icon {
    width: 36px;
    height: 36px;
    color: var(--color-primary);
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    letter-spacing: -0.01em;
}

.header-nav {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    color: var(--color-text-soft);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-text);
    background: var(--color-border-light);
}

/* ---------- Main Container ---------- */
.main {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-3xl) var(--space-xl) var(--space-4xl);
}

/* ---------- Hero Section ---------- */
.hero {
    text-align: center;
    margin-bottom: var(--space-3xl);
    padding-bottom: var(--space-3xl);
    border-bottom: 1px solid var(--color-border-light);
    animation: fadeInUp 600ms ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: var(--color-primary-soft);
    color: var(--color-primary-dark);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: 50px;
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.hero-date {
    color: var(--color-text-muted);
    font-size: 0.95rem;
}

/* ---------- Table of Contents ---------- */
.toc {
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    margin-bottom: var(--space-3xl);
    box-shadow: var(--shadow-sm);
    animation: fadeInUp 600ms ease-out 100ms both;
}

.toc-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.toc-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-sm) var(--space-xl);
    list-style: none;
    counter-reset: toc-counter;
}

.toc-list li {
    counter-increment: toc-counter;
}

.toc-list a {
    display: flex;
    align-items: baseline;
    gap: var(--space-sm);
    color: var(--color-text-soft);
    text-decoration: none;
    font-size: 0.95rem;
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
    position: relative;
}

.toc-list a::before {
    content: counter(toc-counter, decimal-leading-zero);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-muted);
    min-width: 1.5rem;
}

.toc-list a:hover,
.toc-list a.active {
    color: var(--color-primary);
}

.toc-list a.active::before {
    color: var(--color-primary);
}

/* ---------- Content Sections ---------- */
.content {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
}

.section {
    position: relative;
    padding-left: var(--space-3xl);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 500ms ease, transform 500ms ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-number {
    position: absolute;
    left: 0;
    top: 0;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.05em;
}

.section-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--color-text);
    margin-bottom: var(--space-md);
    letter-spacing: -0.01em;
}

.section p {
    margin-bottom: var(--space-md);
}

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

/* ---------- Styled Lists ---------- */
.styled-list {
    list-style: none;
    margin: var(--space-lg) 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.styled-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--color-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.styled-list li:hover {
    border-color: var(--color-border);
    box-shadow: var(--shadow-sm);
}

.list-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.list-icon svg {
    width: 100%;
    height: 100%;
}

.styled-list-check .list-icon {
    color: var(--color-positive);
}

/* ---------- Callouts ---------- */
.callout {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    margin: var(--space-lg) 0;
}

.callout-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
}

.callout-icon svg {
    width: 100%;
    height: 100%;
}

.callout-content p {
    margin-bottom: var(--space-xs);
}

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

.callout-content ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.callout-content ul li {
    position: relative;
    padding-left: var(--space-lg);
}

.callout-content ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: currentColor;
    opacity: 0.5;
}

.callout-positive {
    background: var(--color-positive-soft);
    border: 1px solid rgba(91, 140, 106, 0.2);
}

.callout-positive .callout-icon {
    color: var(--color-positive);
}

.callout-neutral {
    background: var(--color-bg-warm);
    border: 1px solid var(--color-border);
}

.callout-neutral .callout-icon {
    color: var(--color-text-soft);
}

.callout-warning {
    background: var(--color-warning-soft);
    border: 1px solid rgba(232, 168, 98, 0.3);
}

.callout-warning .callout-icon {
    color: var(--color-warning);
}

/* ---------- Highlight Text ---------- */
.highlight {
    background: linear-gradient(120deg, var(--color-accent-soft) 0%, var(--color-accent-soft) 100%);
    background-repeat: no-repeat;
    background-size: 100% 40%;
    background-position: 0 90%;
    padding: 0 var(--space-xs);
}

/* ---------- Security Badges ---------- */
.security-badges {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.security-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-soft);
}

.security-badge svg {
    width: 18px;
    height: 18px;
    color: var(--color-primary);
}

/* ---------- Contact Section ---------- */
.section-contact {
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border-light);
}

.contact-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-top: var(--space-lg);
    box-shadow: var(--shadow-md);
}

.contact-row {
    display: flex;
    align-items: center;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border-light);
}

.contact-row:last-child {
    border-bottom: none;
}

.contact-label {
    width: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-muted);
}

.contact-value {
    flex: 1;
    color: var(--color-text);
    font-weight: 500;
}

a.contact-value {
    text-decoration: none;
    color: var(--color-primary);
    transition: color var(--transition-fast);
}

a.contact-value:hover {
    color: var(--color-primary-dark);
}

/* ---------- Footer ---------- */
.footer {
    background: var(--color-bg-warm);
    border-top: 1px solid var(--color-border-light);
    padding: var(--space-2xl) var(--space-xl);
    text-align: center;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.footer-copyright {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}

.footer-tagline {
    font-family: var(--font-display);
    font-size: 1rem;
    color: var(--color-text-soft);
    font-style: italic;
}

/* ---------- Responsive Design ---------- */
@media (max-width: 640px) {
    :root {
        --header-height: 64px;
    }
    
    body {
        font-size: 16px;
    }
    
    .main {
        padding: var(--space-xl) var(--space-md) var(--space-3xl);
    }
    
    .hero {
        margin-bottom: var(--space-xl);
        padding-bottom: var(--space-xl);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .toc {
        padding: var(--space-md);
    }
    
    .toc-list {
        grid-template-columns: 1fr;
    }
    
    .section {
        padding-left: 0;
        padding-top: var(--space-2xl);
    }
    
    .section-number {
        position: relative;
        margin-bottom: var(--space-xs);
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .styled-list li {
        padding: var(--space-sm);
    }
    
    .security-badges {
        flex-direction: column;
    }
    
    .contact-row {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-xs);
    }
    
    .contact-label {
        width: auto;
    }
}

/* ---------- Print Styles ---------- */
@media print {
    .grain-overlay,
    .header,
    .toc {
        display: none;
    }
    
    .main {
        padding: 0;
        max-width: 100%;
    }
    
    .section {
        opacity: 1;
        transform: none;
        page-break-inside: avoid;
    }
    
    .hero {
        text-align: left;
        border-bottom: 2px solid #000;
    }
    
    .callout {
        border: 1px solid #ccc;
        background: #f9f9f9 !important;
    }
}

/* ---------- Accessibility ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .section {
        opacity: 1;
        transform: none;
    }
}

/* Focus states for keyboard navigation */
a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}