/*
 * ============================================================================
 * BALAM AI - Legal Pages Layout Stylesheet
 * ============================================================================
 *
 * Layout styles for legal pages (Privacy Policy, Terms of Service, etc.)
 * Features a clean, readable design with consistent branding.
 *
 * Dependencies:
 *   - variables.css (CSS custom properties)
 *   - Font Awesome icons
 *
 * ============================================================================
 */

/* ========================================
   Legal Pages Wrapper
   ======================================== */
.legal-wrapper {
    min-height: 100vh;
    background: var(--balam-bg-primary, #f8faff);
}

/* ========================================
   Header
   ======================================== */
.legal-header {
    background: var(--balam-gradient-primary, linear-gradient(135deg, #4361ee 0%, #7209b7 100%));
    padding: 1rem 0;
    color: white;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--balam-shadow-lg, 0 8px 16px rgba(0, 0, 0, 0.1));
}

.legal-header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.legal-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.legal-logo img {
    height: 48px;
    width: auto;
    transition: transform var(--balam-transition-normal, 250ms ease);
}

.legal-logo:hover img {
    transform: scale(1.05);
}

/* ========================================
   Navigation
   ======================================== */
.legal-nav {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.legal-nav a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--balam-transition-fast, 150ms ease);
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}

.legal-nav a:hover {
    color: white;
}

.legal-nav a:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

.legal-nav a.active {
    color: white;
    border-bottom-color: var(--balam-accent, #f72585);
}

.legal-nav .nav-divider {
    width: 1px;
    height: 20px;
    background: rgba(255, 255, 255, 0.3);
}

.legal-nav .btn-signin {
    background: rgba(255, 255, 255, 0.15);
    padding: 0.5rem 1.25rem;
    border-radius: var(--balam-radius-lg, 0.75rem);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.legal-nav .btn-signin:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
}

/* ========================================
   Content Area
   ======================================== */
.legal-content {
    max-width: 1700px;
    margin: 0 auto;
    padding: 3rem 2rem 4rem;
}

/* ========================================
   Title Section
   ======================================== */
.legal-title-section {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--balam-border-light, #e8f0ff);
}

.legal-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--balam-text-primary, #2b2d42);
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    background: var(--balam-gradient-primary, linear-gradient(135deg, #4361ee 0%, #7209b7 100%));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Fallback for gradient text when not supported */
@supports not (-webkit-background-clip: text) {
    .legal-title {
        color: var(--balam-primary, #4361ee);
        background: none;
    }
}

.legal-subtitle {
    color: var(--balam-text-secondary, #475569);
    font-size: 1rem;
    margin-bottom: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.legal-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    color: var(--balam-text-muted, #6c757d);
    font-size: 0.875rem;
}

.legal-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.legal-meta-item i {
    color: var(--balam-primary, #4361ee);
}

/* ========================================
   Print Button & Actions
   ======================================== */
.legal-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1.5rem;
}

.btn-print {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: var(--balam-gradient-primary, linear-gradient(135deg, #4361ee 0%, #7209b7 100%));
    color: white;
    border: none;
    border-radius: var(--balam-radius-lg, 0.75rem);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--balam-transition-normal, 250ms ease);
    box-shadow: var(--balam-shadow-sm, 0 2px 4px rgba(0, 0, 0, 0.06));
}

.btn-print:hover {
    transform: translateY(-2px);
    box-shadow: var(--balam-shadow-primary, 0 8px 24px rgba(67, 97, 238, 0.35));
}

.btn-print:focus {
    outline: 2px solid var(--balam-primary, #4361ee);
    outline-offset: 2px;
}

.btn-print:active {
    transform: translateY(0);
}

/* ========================================
   Two-Column Layout Container
   ======================================== */
.legal-container {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

/* ========================================
   Table of Contents Sidebar
   ======================================== */
.toc-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    padding: 1.25rem;
    background: var(--balam-bg-surface, #ffffff);
    border-radius: var(--balam-radius-lg, 12px);
    box-shadow: var(--balam-shadow-sm, 0 2px 4px rgba(0, 0, 0, 0.06));
    border: 1px solid var(--balam-border-light, #e8f0ff);
}

.toc-sidebar h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--balam-text-muted, #6c757d);
    margin: 0 0 1rem 0;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--balam-border-light, #e8f0ff);
    font-weight: 600;
}

.toc-sidebar .toc-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.toc-sidebar .toc-list li {
    margin-bottom: 0.25rem;
}

.toc-sidebar .toc-list a {
    color: var(--balam-text-secondary, #475569);
    text-decoration: none;
    font-size: 0.8125rem;
    display: block;
    padding: 0.375rem 0.5rem;
    border-radius: var(--balam-radius-sm, 4px);
    transition: all var(--balam-transition-fast, 150ms ease);
    line-height: 1.4;
}

.toc-sidebar .toc-list a:hover {
    color: var(--balam-primary, #4361ee);
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.08) 0%, rgba(114, 9, 183, 0.08) 100%);
}

.toc-sidebar .toc-list a:focus {
    outline: 2px solid var(--balam-primary, #4361ee);
    outline-offset: 1px;
}

.toc-sidebar .toc-list a.active {
    color: var(--balam-primary, #4361ee);
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.12) 0%, rgba(114, 9, 183, 0.12) 100%);
    font-weight: 500;
    border-left: 3px solid var(--balam-primary, #4361ee);
    padding-left: calc(0.5rem - 3px);
}

/* Custom scrollbar for ToC sidebar */
.toc-sidebar::-webkit-scrollbar {
    width: 4px;
}

.toc-sidebar::-webkit-scrollbar-track {
    background: transparent;
}

.toc-sidebar::-webkit-scrollbar-thumb {
    background: var(--balam-border-light, #e8f0ff);
    border-radius: 2px;
}

.toc-sidebar::-webkit-scrollbar-thumb:hover {
    background: var(--balam-gray-300, #cbd5e1);
}

/* ========================================
   Document Body
   ======================================== */
.legal-document {
    background: var(--balam-bg-surface, #ffffff);
    border-radius: var(--balam-radius-xl, 1rem);
    padding: 3rem;
    box-shadow: var(--balam-shadow-md, 0 4px 8px rgba(0, 0, 0, 0.08));
    border: 1px solid var(--balam-border-light, #e8f0ff);
}

/* Scroll margin for anchor links with sticky header */
.legal-document h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--balam-text-primary, #2b2d42);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--balam-primary, #4361ee);
    scroll-margin-top: 80px;
}

.legal-document h2:first-child {
    margin-top: 0;
}

.legal-document h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--balam-gray-800, #1e293b);
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    scroll-margin-top: 80px;
}

.legal-document p {
    color: var(--balam-text-secondary, #475569);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-document ul,
.legal-document ol {
    color: var(--balam-text-secondary, #475569);
    line-height: 1.8;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.legal-document li {
    margin-bottom: 0.5rem;
}

.legal-document strong {
    color: var(--balam-gray-800, #1e293b);
    font-weight: 600;
}

.legal-document a {
    color: var(--balam-primary, #4361ee);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--balam-transition-fast, 150ms ease);
}

.legal-document a:hover {
    color: var(--balam-secondary, #7209b7);
    text-decoration: underline;
}

.legal-document a:focus {
    outline: 2px solid var(--balam-primary, #4361ee);
    outline-offset: 2px;
}

/* ========================================
   Info & Warning Boxes
   ======================================== */
.legal-info-box {
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.08) 0%, rgba(114, 9, 183, 0.08) 100%);
    border-left: 4px solid var(--balam-primary, #4361ee);
    padding: 1.25rem 1.5rem;
    border-radius: 0 var(--balam-radius-md, 0.5rem) var(--balam-radius-md, 0.5rem) 0;
    margin: 1.5rem 0;
}

.legal-info-box p {
    color: var(--balam-gray-700, #334155);
    margin: 0;
    font-size: 0.9375rem;
}

.legal-info-box i {
    margin-right: 0.5rem;
    color: var(--balam-primary, #4361ee);
}

.legal-warning-box {
    background: linear-gradient(135deg, rgba(247, 37, 133, 0.08) 0%, rgba(239, 68, 68, 0.08) 100%);
    border-left: 4px solid var(--balam-accent, #f72585);
    padding: 1.25rem 1.5rem;
    border-radius: 0 var(--balam-radius-md, 0.5rem) var(--balam-radius-md, 0.5rem) 0;
    margin: 1.5rem 0;
}

.legal-warning-box p {
    color: var(--balam-gray-700, #334155);
    margin: 0;
    font-size: 0.9375rem;
}

.legal-warning-box i {
    color: var(--balam-accent, #f72585);
}

/* ========================================
   Tables (Accessible)
   ======================================== */
.legal-document table {
    width: 100%;
    border-collapse: collapse;
    margin: 1.5rem 0;
    font-size: 0.9375rem;
    border-radius: var(--balam-radius-md, 0.5rem);
    overflow: hidden;
}

.legal-document thead {
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.05) 0%, rgba(114, 9, 183, 0.05) 100%);
}

.legal-document th,
.legal-document td {
    padding: 0.875rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--balam-border-light, #e8f0ff);
}

.legal-document th {
    font-weight: 600;
    color: var(--balam-gray-800, #1e293b);
}

.legal-document td {
    color: var(--balam-text-secondary, #475569);
}

.legal-document tr:hover td {
    background: var(--balam-gray-50, #f8fafc);
}

/* ========================================
   Footer
   ======================================== */
.legal-footer {
    background: var(--balam-gray-900, #0f172a);
    color: rgba(255, 255, 255, 0.7);
    padding: 2rem 0;
    margin-top: 4rem;
}

.legal-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.legal-footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--balam-transition-fast, 150ms ease);
}

.legal-footer a:hover {
    color: white;
}

.legal-footer a:focus {
    outline: 2px solid rgba(255, 255, 255, 0.5);
    outline-offset: 2px;
}

/* ========================================
   Back to Top Button
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--balam-gradient-primary, linear-gradient(135deg, #4361ee 0%, #7209b7 100%));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--balam-shadow-primary, 0 8px 24px rgba(67, 97, 238, 0.35));
    opacity: 0;
    visibility: hidden;
    transition: all var(--balam-transition-normal, 250ms ease);
    z-index: 99;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(67, 97, 238, 0.45);
}

.back-to-top:focus {
    outline: 2px solid var(--balam-primary, #4361ee);
    outline-offset: 2px;
}

/* ========================================
   Print Styles
   ======================================== */
@media print {

    .legal-header,
    .legal-footer,
    .back-to-top,
    .legal-actions,
    .btn-print,
    .toc-sidebar {
        display: none !important;
    }

    .legal-wrapper {
        background: white;
    }

    .legal-content {
        padding: 0;
        max-width: 100%;
    }

    .legal-container {
        display: block;
    }

    .legal-document {
        box-shadow: none;
        border: none;
        padding: 0;
    }

    .legal-title {
        -webkit-text-fill-color: #2b2d42;
        background: none;
        color: #2b2d42;
    }

    .legal-document h2 {
        border-bottom-color: #2b2d42;
    }

    .legal-document a {
        color: #2b2d42;
    }

    .legal-document a::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666;
    }
}

/* ========================================
   Mobile Responsive
   ======================================== */
@media (max-width: 768px) {
    .legal-header-inner {
        flex-direction: column;
        gap: 1rem;
    }

    .legal-nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .legal-nav .nav-divider {
        display: none;
    }

    .legal-title {
        font-size: 1.75rem;
    }

    .legal-meta {
        flex-direction: column;
        gap: 0.5rem;
    }

    /* Stack ToC above content on mobile */
    .legal-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .toc-sidebar {
        position: relative;
        top: 0;
        max-height: none;
        overflow-y: visible;
    }

    .toc-sidebar .toc-list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 0.25rem;
    }

    .toc-sidebar .toc-list a {
        font-size: 0.75rem;
        padding: 0.25rem 0.375rem;
    }

    .legal-document {
        padding: 1.5rem;
        border-radius: var(--balam-radius-lg, 0.75rem);
    }

    .legal-content {
        padding: 2rem 1rem;
    }

    .legal-footer-inner {
        flex-direction: column;
        text-align: center;
    }

    .legal-actions {
        justify-content: center;
    }

    .back-to-top {
        bottom: 1rem;
        right: 1rem;
        width: 40px;
        height: 40px;
    }
}

/* ========================================
   Tablet Responsive
   ======================================== */
@media (min-width: 769px) and (max-width: 1024px) {
    .legal-content {
        padding: 2.5rem 1.5rem 3rem;
    }

    .legal-container {
        grid-template-columns: 220px 1fr;
        gap: 1.5rem;
    }

    .toc-sidebar {
        padding: 1rem;
    }

    .toc-sidebar .toc-list a {
        font-size: 0.75rem;
        padding: 0.3rem 0.4rem;
    }

    .legal-document {
        padding: 2rem;
    }
}