/* Modern Premium Design System */
:root {
    /* Fonts */
    --font-heading: 'Outfit', 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Plus Jakarta Sans', system-ui, sans-serif;

    /* Light Theme Variables */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --border-color: #e2e8f0;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    
    --accent: #6366f1; /* Indigo */
    --accent-glow: rgba(99, 102, 241, 0.15);
    --success: #10b981; /* Emerald */
    --warning: #f59e0b; /* Amber */
    --danger: #ef4444; /* Rose */
    
    /* Sidebar Item States (Light mode) */
    --menu-active-bg: #0f172a; /* Dark black background for opened */
    --menu-active-text: #ffffff; /* White text for opened */
    --menu-inactive-text: #64748b; /* Grey text for unviewed */
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.1);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --sidebar-width: 280px;
    --toc-width: 240px;
    --header-height: 72px;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
    --transition-slow: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Dark Theme Overrides */
[data-theme="dark"] {
    --bg-primary: #090d16;
    --bg-secondary: #0f1524;
    --bg-tertiary: #172033;
    --bg-glass: rgba(9, 13, 22, 0.8);
    --border-color: #1e293b;
    
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --accent: #818cf8; /* Light Indigo */
    --accent-glow: rgba(129, 140, 248, 0.2);
    --success: #34d399;
    --warning: #fbbf24;
    --danger: #f87171;
    
    /* Sidebar Item States (Dark mode) */
    --menu-active-bg: #f8fafc; /* Bright white/grey background for opened */
    --menu-active-text: #090d16; /* Dark black text for opened */
    --menu-inactive-text: #94a3b8; /* Grey text for unviewed */
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(129, 140, 248, 0.15);
}

/* Reset & Global */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Top Header */
.top-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 100;
    transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
}

.mobile-menu-btn:hover {
    background-color: var(--bg-tertiary);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 42px;
    object-fit: contain;
    transition: transform var(--transition-fast);
}

[data-theme="dark"] .logo-img {
    filter: drop-shadow(0 0 1px rgba(255, 255, 255, 0.4));
}

.logo-separator {
    width: 1px;
    height: 24px;
    background-color: var(--border-color);
    margin: 0 4px;
}

.logo-subtitle-badge {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.75rem;
    color: var(--text-muted);
    letter-spacing: 1.2px;
    background-color: var(--bg-tertiary);
    padding: 3px 10px;
    border-radius: 6px;
    text-transform: uppercase;
    box-shadow: var(--shadow-sm);
}

/* Header Center - Search Box */
.header-center {
    flex: 1;
    max-width: 500px;
    margin: 0 24px;
}

.search-box {
    position: relative;
    width: 100%;
}

.search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.search-box input {
    width: 100%;
    padding: 10px 16px 10px 40px;
    background-color: var(--bg-tertiary);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent);
    background-color: var(--bg-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-shortcut {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    pointer-events: none;
}

/* Header Right - Theme & Socials */
.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-social-link {
    color: var(--text-muted);
    font-size: 1.2rem;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.header-social-link:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}

.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 38px;
    height: 38px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.theme-toggle-btn:hover {
    background-color: var(--bg-tertiary);
    border-color: var(--text-muted);
}

.theme-toggle-btn .sun-icon {
    display: none;
}

[data-theme="dark"] .theme-toggle-btn .moon-icon {
    display: none;
}

[data-theme="dark"] .theme-toggle-btn .sun-icon {
    display: block;
}

/* Layout Container */
.app-container {
    display: flex;
    padding-top: var(--header-height);
    min-height: 100vh;
    width: 100%;
}

/* Sidebar Styling */
.sidebar {
    width: var(--sidebar-width);
    position: fixed;
    top: var(--header-height);
    bottom: 0;
    left: 0;
    z-index: 90;
    border-right: 1px solid var(--border-color);
    background-color: var(--bg-primary);
    transition: transform var(--transition-slow), background-color var(--transition-normal), border-color var(--transition-normal);
}

.sidebar-content {
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    overflow-y: auto;
}

.sidebar-section {
    margin-bottom: 32px;
}

.sidebar-section-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    text-transform: uppercase;
    margin-bottom: 12px;
    padding-left: 12px;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin-bottom: 6px;
}

/* Sidebar Menu Items: Crucial logic here for active (dark black) & inactive (grey) */
.sidebar-menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--menu-inactive-text); /* Grey text for unviewed */
    background-color: transparent;
    position: relative;
    transition: all var(--transition-normal);
}

.sidebar-menu-item:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}

/* Selected/Opened Document (Active State) */
.sidebar-menu-item.active {
    color: var(--menu-active-text) !important;
    background-color: var(--menu-active-bg) !important; /* Dark black bg (light mode) / white bg (dark mode) */
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.sidebar-menu-item.active::after {
    content: '';
    position: absolute;
    right: 14px;
    width: 6px;
    height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
}

.menu-icon {
    font-size: 1rem;
    width: 18px;
    text-align: center;
}

.external-link-icon {
    font-size: 0.75rem;
    margin-left: auto;
    opacity: 0.5;
}

.sidebar-menu-item:hover .external-link-icon {
    opacity: 1;
}

.sidebar-footer {
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    font-size: 0.75rem;
    color: var(--text-muted);
    padding-left: 12px;
}

.sidebar-footer p {
    margin-bottom: 4px;
}

/* Mobile backdrop */
.sidebar-backdrop {
    display: none;
}

/* Main Content Area */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    margin-right: var(--toc-width);
    padding: 40px;
    background-color: var(--bg-secondary);
    min-height: calc(100vh - var(--header-height));
    transition: margin var(--transition-normal), background-color var(--transition-normal);
}

.document-container {
    max-width: 820px;
    margin: 0 auto;
}

/* Document Pages (Tabs) */
.doc-page {
    display: none;
    animation: fadeIn var(--transition-normal) forwards;
}

.doc-page.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Breadcrumbs */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 20px;
}

.breadcrumb .separator {
    font-size: 0.65rem;
}

.breadcrumb .active {
    color: var(--accent);
}

/* Doc Headings */
.doc-title {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 2.5rem;
    color: var(--text-primary);
    line-height: 1.15;
    letter-spacing: -1px;
    margin-bottom: 8px;
}

.doc-last-updated {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 24px;
}

.doc-divider {
    height: 1px;
    background-color: var(--border-color);
    margin-bottom: 32px;
}

/* Intro Card */
.doc-intro-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
    box-shadow: var(--shadow-sm);
}

.intro-icon {
    font-size: 2rem;
    color: var(--accent);
    display: flex;
    align-items: flex-start;
}

.intro-text {
    font-size: 1.05rem;
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 400;
}

/* Section styling */
.doc-section {
    margin-bottom: 48px;
    scroll-margin-top: calc(var(--header-height) + 20px);
}

.doc-section h2 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.3px;
    display: flex;
    align-items: center;
}

.doc-section p {
    margin-bottom: 16px;
    color: var(--text-secondary);
    font-size: 0.98rem;
}

.doc-section em {
    color: var(--text-primary);
    font-weight: 500;
}

/* Custom Lists */
.doc-section ul {
    margin-left: 20px;
    margin-bottom: 20px;
}

.doc-section ul li {
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 0.98rem;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    margin-left: 8px;
    vertical-align: middle;
}

.badge-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-muted);
}

.badge-accent {
    background-color: var(--accent-glow);
    color: var(--accent);
}

/* Grid & Cards for Information We Collect */
.user-type-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 24px;
    margin-bottom: 24px;
}

.user-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.user-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.user-card-header .header-icon {
    font-size: 1.4rem;
}

.student .user-card-header .header-icon {
    color: var(--accent);
}

.mentor .user-card-header .header-icon {
    color: var(--success);
}

.user-card-header h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.15rem;
    color: var(--text-primary);
}

.user-card-list {
    list-style: none !important;
    margin-left: 0 !important;
}

.user-card-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px !important;
    font-size: 0.9rem !important;
}

.user-card-list li::before {
    content: '•';
    position: absolute;
    left: 4px;
    font-weight: bold;
    font-size: 1.2rem;
}

.student .user-card-list li::before {
    color: var(--accent);
}

.mentor .user-card-list li::before {
    color: var(--success);
}

.sub-list-text {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    font-weight: 400;
}

/* Link Style */
.doc-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: border-bottom var(--transition-fast);
    border-bottom: 1px dashed transparent;
}

.doc-link:hover {
    border-bottom-color: var(--accent);
}

/* Use cases flow */
.use-cases-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 24px;
}

.use-case-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    align-items: flex-start;
}

.use-case-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent);
    opacity: 0.6;
    line-height: 1;
}

.use-case-content h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.use-case-content p {
    margin-bottom: 0;
    font-size: 0.92rem;
}

/* Callout Box */
.callout {
    display: flex;
    gap: 16px;
    padding: 20px;
    border-radius: var(--radius-md);
    margin: 24px 0;
    border-left: 4px solid transparent;
}

.callout-warning {
    background-color: rgba(245, 158, 11, 0.08);
    border-left-color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.15);
    border-left-width: 4px;
}

.callout-danger {
    background-color: rgba(239, 68, 68, 0.08);
    border-left-color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.15);
    border-left-width: 4px;
}

.callout-icon {
    font-size: 1.25rem;
}

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

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

.callout-body {
    font-size: 0.92rem;
    color: var(--text-secondary);
}

.callout-body strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

/* Security Box */
.security-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    position: relative;
    overflow: hidden;
    margin: 24px 0;
    box-shadow: var(--shadow-sm);
}

.security-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--success);
}

.security-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background-color: rgba(16, 185, 129, 0.12);
    color: var(--success);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.security-text {
    margin-bottom: 0 !important;
    font-size: 0.95rem;
}

/* Sharing Policies */
.sharing-policies {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin: 24px 0;
}

.sharing-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
}

.sharing-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.block-selling .sharing-icon {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.consent-opt .sharing-icon {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--accent);
}

.sharing-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.sharing-card p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

/* Deletion Methods */
.deletion-methods {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 20px 0;
}

.method-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 20px;
}

.method-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.method-header i {
    font-size: 1.2rem;
    color: var(--accent);
}

.method-header h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
}

.method-card p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

/* Timeline Banner */
.timeline-banner {
    display: flex;
    gap: 16px;
    padding: 20px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin: 20px 0;
    align-items: center;
}

.timeline-icon {
    font-size: 1.5rem;
    color: var(--accent);
}

.timeline-content {
    font-size: 0.92rem;
    color: var(--text-secondary);
}

/* Contacts details card */
.contact-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-top: 24px;
}

.contact-info-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.info-row {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 14px;
}

.info-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-row .label {
    width: 150px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.92rem;
    flex-shrink: 0;
}

.info-row .value {
    font-size: 0.92rem;
    color: var(--text-secondary);
}

/* TOS SPECIFIC STYLING */
.tos-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 24px;
}

.tos-item-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.tos-item-card h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.tos-item-card p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

.tos-item-card:last-child {
    grid-column: span 2;
}

.ip-sharing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 24px;
}

.ip-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.ip-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.ip-header i {
    font-size: 1.3rem;
}

.mentor-ip .ip-header i {
    color: var(--accent);
}

.user-restrictions .ip-header i {
    color: var(--danger);
}

.ip-header h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
}

.ip-card p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

.payment-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 20px;
}

.pay-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.pay-icon {
    font-size: 1.4rem;
    color: var(--accent);
    margin-top: 2px;
}

.pay-item h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.pay-item p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

/* Refund timeline */
.refund-timeline {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
    margin: 24px 0;
}

.timeline-step {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    display: flex;
    flex-direction: column;
    position: relative;
}

.step-badge {
    align-self: flex-start;
    padding: 3px 10px;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 20px;
    margin-bottom: 16px;
}

.step-badge.pre {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--accent);
}

.step-badge.active-badge {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.step-badge.alert-badge {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.timeline-step h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.timeline-step p {
    font-size: 0.85rem;
    margin-bottom: 0;
}

.info-strip {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
}

.info-strip i {
    color: var(--accent);
    font-size: 1.1rem;
}

/* User Conduct Cards */
.conduct-warning-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin: 24px 0;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.conduct-warning-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--danger);
}

.warning-title {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 1px;
    color: var(--danger);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
}

.warning-point {
    font-size: 0.92rem;
    padding-bottom: 14px;
    margin-bottom: 14px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.warning-point:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.warning-point.highlight {
    color: var(--text-primary);
    background-color: rgba(239, 68, 68, 0.04);
    padding: 12px;
    border-radius: var(--radius-sm);
    border: 1px dashed rgba(239, 68, 68, 0.15);
}

.legal-action-note {
    background-color: rgba(99, 102, 241, 0.05);
    padding: 16px 20px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.legal-action-note i {
    color: var(--accent);
    font-size: 1.15rem;
}

.cert-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 24px;
}

.cert-card {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.cert-icon {
    font-size: 1.8rem;
    color: var(--accent);
    margin-bottom: 12px;
}

.cert-card h3 {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.cert-card p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

.protection-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 20px;
}

.protection-item {
    display: flex;
    gap: 16px;
    padding: 20px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
}

.protection-item .item-icon {
    font-size: 1.4rem;
    color: var(--accent);
}

.protection-item.alert-item {
    border-color: rgba(239, 68, 68, 0.2);
}

.protection-item.alert-item .item-icon {
    color: var(--danger);
}

.item-content h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.item-content p {
    font-size: 0.88rem;
    margin-bottom: 0;
}

.mod-grid {
    display: flex;
    flex-direction: column;
    gap: 14px;
    margin: 20px 0;
}

.mod-cell {
    display: flex;
    gap: 14px;
    align-items: flex-start;
    font-size: 0.92rem;
}

.mod-cell i {
    color: var(--accent);
    font-size: 1.1rem;
    margin-top: 2px;
}

.queries-box {
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    margin-top: 24px;
}

.queries-box i {
    color: var(--accent);
    font-size: 1.1rem;
}


/* Right Sidebar (Table of Contents) */
.toc-sidebar {
    width: var(--toc-width);
    position: fixed;
    top: var(--header-height);
    bottom: 0;
    right: 0;
    z-index: 80;
    border-left: 1px solid var(--border-color);
    background-color: var(--bg-secondary);
    padding: 40px 24px;
    overflow-y: auto;
    transition: transform var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
}

.toc-title-container {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 1.5px;
    margin-bottom: 16px;
    text-transform: uppercase;
}

.toc-main-icon {
    font-size: 0.8rem;
}

.toc-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toc-link-item {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-decoration: none;
    display: block;
    line-height: 1.4;
    transition: color var(--transition-fast), padding-left var(--transition-fast);
    padding-left: 0;
    border-left: 2px solid transparent;
}

.toc-link-item:hover {
    color: var(--text-primary);
    padding-left: 4px;
}

.toc-link-item.active-toc {
    color: var(--accent) !important;
    font-weight: 600;
    border-left-color: var(--accent);
    padding-left: 8px;
}

/* Responsiveness & Layout Adjustments */
@media (max-width: 1200px) {
    .main-content {
        margin-right: 0; /* Hide right TOC sidebar space */
    }
    .toc-sidebar {
        display: none; /* Hide TOC sidebar completely */
    }
}

@media (max-width: 992px) {
    .user-type-grid, .sharing-policies, .tos-grid, .ip-sharing-grid, .refund-timeline, .cert-grid {
        grid-template-columns: 1fr; /* Stack items vertically */
    }
    
    .tos-item-card:last-child {
        grid-column: span 1;
    }
    
    .deletion-methods {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block; /* Show hamburger button */
    }

    .header-center {
        display: none; /* Hide search bar on tablets & mobile */
    }

    .sidebar {
        transform: translateX(-100%); /* Hide sidebar offscreen */
        box-shadow: none;
    }

    .sidebar.open {
        transform: translateX(0); /* Slide-in sidebar */
        box-shadow: var(--shadow-xl);
    }

    /* Mobile Backdrop Overlay */
    .sidebar-backdrop {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.4);
        backdrop-filter: blur(4px);
        z-index: -1;
    }

    .sidebar.open .sidebar-backdrop {
        display: block;
    }

    .main-content {
        margin-left: 0; /* Content fills screen width */
        padding: 24px 16px;
    }

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

    .doc-intro-card {
        padding: 16px;
        flex-direction: column;
        gap: 12px;
    }

    .info-row {
        flex-direction: column;
        gap: 4px;
    }

    .info-row .label {
        width: auto;
    }
}