/**
 * Default Legal Markdown Styles
 *
 * Professional stylesheet for legal documents, optimized for both screen and print media.
 * Features modern typography, clean design, and comprehensive print optimizations.
 *
 * Structure:
 * 1. Variables and base configuration
 * 2. Typography and visual hierarchy
 * 3. Content elements
 * 4. Tables and signatures
 * 5. Print optimizations
 * 6. Utilities and special classes
 */

/* Variables and base configuration
   ========================================================================== */
:root {
  /* Colors - Professional slate and teal palette */
  --color-primary: #1e293b;    /* Slate 800 */
  --color-accent: #0891b2;     /* Cyan 600 */
  --color-link: #0891b2;       /* Cyan 600 */
  --color-text: #334155;       /* Slate 700 */
  --color-error: #dc2626;      /* Red 600 */
  --color-bg: #ffffff;         /* White */
  --color-muted: #64748b;      /* Slate 500 */

  /* Typography */
  --font-primary: -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'Courier New', monospace;

  /* Assets - Default logo placeholder */
  --logo-filename: https://placehold.co/120x40/2563eb/ffffff.png?text=LOGO;

  /* Spacing */
  --spacing-xsmall: 4px;
  --spacing-small: 8px;
  --spacing-medium: 16px;
  --spacing-large: 32px;
  --spacing-xlarge: 48px;

  /* Sizes */
  --font-size-base: 12pt;
  --font-size-h1: 1.8em;
  --font-size-h2: 1.4em;
  --font-size-h3: 1.2em;
  --font-size-h4: 1.1em;

  /* Layout */
  --max-width: 210mm; /* A4 width */
  --border-radius: 6px;
  --border-width: 1px;
}

/* Base document configuration
   ========================================================================== */
body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20mm 15mm;
  background-color: var(--color-bg);
}

/* Typography hierarchy
   ========================================================================== */
/* Prevent page breaks in headings */
h1,
h2,
h3,
h4,
h5,
h6 {
  page-break-after: avoid;
  page-break-inside: avoid;
  color: var(--color-primary);
  font-weight: 600;
}

/* Main document title */
h1,
.legal-header-level-1 {
  font-size: var(--font-size-h1);
  line-height: 1.3;
  margin: var(--spacing-medium) 0 var(--spacing-large);
  text-align: center;
  border-bottom: 3px solid var(--color-accent);
  padding-bottom: var(--spacing-medium);
  color: var(--color-primary);
}

/* Section headings */
h2,
.legal-header-level-2 {
  font-size: var(--font-size-h2);
  margin-top: var(--spacing-large);
  margin-bottom: var(--spacing-medium);
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: var(--spacing-small);
  color: var(--color-primary);
}

/* Subsection headings */
h3,
.legal-header-level-3 {
  font-size: var(--font-size-h3);
  font-weight: 600;
  margin-top: var(--spacing-large);
  margin-bottom: var(--spacing-medium);
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: var(--spacing-xsmall);
  color: var(--color-primary);
}

/* Minor headings */
h4,
.legal-header-level-4 {
  font-size: var(--font-size-h4);
  font-weight: 600;
  margin-top: var(--spacing-medium);
  margin-bottom: var(--spacing-small);
  color: var(--color-primary);
}

/* Legal headers */
h5,
h6,
.legal-header-level-5,
.legal-header-level-6 {
  font-size: 1em;
  font-weight: 600;
  margin-top: var(--spacing-medium);
  margin-bottom: var(--spacing-small);
  color: var(--color-primary);
}

/* Content elements
   ========================================================================== */
/* Paragraphs */
p {
  margin-bottom: var(--spacing-medium);
  text-align: justify;
  orphans: 3; /* Minimum lines at start of page */
  widows: 3; /* Minimum lines at end of page */
  page-break-inside: avoid;
}

/* Links */
a {
  color: var(--color-link);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  text-decoration: underline;
  color: var(--color-accent);
}

/* Lists */
ul,
ol {
  margin: var(--spacing-medium) 0;
  padding-left: var(--spacing-large);
  page-break-inside: auto;
}

li {
  margin-bottom: var(--spacing-small);
  page-break-inside: auto;
}

/* Code blocks */
pre {
  background-color: #f8fafc;
  border: var(--border-width) solid #e2e8f0;
  border-radius: var(--border-radius);
  padding: var(--spacing-medium);
  margin: var(--spacing-medium) 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.9em;
  line-height: 1.4;
}

code {
  background-color: #f1f5f9;
  color: var(--color-primary);
  padding: var(--spacing-xsmall) var(--spacing-small);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.9em;
}

/* Horizontal separators */
hr {
  border: none;
  border-top: 2px solid var(--color-accent);
  margin: var(--spacing-large) 0;
}

/* Empty fields and missing values */
.missing-value {
  background-color: #fef2f2;
  color: var(--color-error);
  padding: var(--spacing-xsmall) var(--spacing-small);
  border-radius: 4px;
  border: var(--border-width) dashed var(--color-error);
  font-style: italic;
}


/* Tables
   ========================================================================== */
.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: var(--spacing-medium) 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-medium) 0;
  table-layout: fixed;
  background-color: var(--color-bg);
}

th,
td {
  border: var(--border-width) solid #e2e8f0;
  padding: var(--spacing-small) var(--spacing-medium);
  text-align: left;
  vertical-align: top;
}

th {
  background-color: #f8fafc;
  font-weight: 600;
  color: var(--color-primary);
}

/* Signature table
   ========================================================================== */
.signatures {
  page-break-inside: avoid;
  margin-top: var(--spacing-xlarge);
  border: none;
}

.signatures th {
  display: none; /* Hide headers while maintaining structure */
}

.signatures th,
.signatures td {
  padding: var(--spacing-medium);
  text-align: left;
  border: none;
  border-bottom: 2px solid var(--color-primary);
}

/* Two-column layout: 1/3 for labels, 2/3 for signatures */
.signatures th:first-child,
.signatures td:first-child {
  width: 33.33%;
  font-weight: 600;
  color: var(--color-primary);
}

.signatures th:last-child,
.signatures td:last-child {
  width: 66.67%;
}

.signatures td:last-child {
  height: 6em;
  vertical-align: bottom;
  font-weight: normal;
}

/* Table of contents
   ========================================================================== */
.table-of-contents {
  background-color: #f8fafc;
  border: var(--border-width) solid #e2e8f0;
  border-radius: var(--border-radius);
  padding: var(--spacing-medium);
  margin: var(--spacing-large) 0;
}

.table-of-contents li {
  margin-bottom: var(--spacing-small);
  list-style-type: none;
}

/* Confidential section
   ========================================================================== */
.confidential {
  width: 100%;
  background-color: var(--color-accent) !important;
  color: white !important;
  font-weight: bold !important;
  text-align: center !important;
  padding: var(--spacing-medium) 0 !important;
  margin: var(--spacing-large) 0 !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
  display: block !important;
  border-radius: var(--border-radius) !important;
  -webkit-print-color-adjust: exact !important;
  print-color-adjust: exact !important;
}

/* Separator section
   ========================================================================== */
.separator {
  width: 100%;
  background-color: var(--color-primary) !important;
  color: white !important;
  font-weight: bold !important;
  text-align: center !important;
  padding: var(--spacing-small) 0 !important;
  margin: var(--spacing-large) 0 var(--spacing-medium) !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
  display: block !important;
  border-radius: var(--border-radius) !important;
  -webkit-print-color-adjust: exact !important;
  print-color-adjust: exact !important;
}

/* Algorithm blocks
   ========================================================================== */
.algorithm {
  background-color: #f8fafc;
  border: var(--border-width) solid #e2e8f0;
  border-left: 4px solid var(--color-accent);
  border-radius: var(--border-radius);
  padding: var(--spacing-medium);
  margin: var(--spacing-medium) 0;
  font-family: var(--font-mono);
  font-size: 0.9em;
  line-height: 1.4;
}

.algorithm pre {
  margin: 0;
  white-space: pre-wrap;
  background: none;
  border: none;
  padding: 0;
}

/* Utilities
   ========================================================================== */
.no-break {
  page-break-inside: avoid !important;
}

.page-break-before {
  page-break-before: always !important;
}

.text-center {
  text-align: center !important;
}

.text-muted {
  color: var(--color-muted) !important;
}


/* Print optimizations
   ========================================================================== */
@media print {
  /* Page setup */
  @page {
    size: A4;
    margin: 20mm 15mm 15mm 15mm;
  }

  body {
    font-size: 11pt;
    color: black;
    max-width: 100%;
    margin: 0;
    padding: 0;
  }

  /* Links */
  a {
    text-decoration: none;
    color: var(--color-link);
  }

  /* Internal links */
  a[href^='#'] {
    color: var(--color-link);
    text-decoration: none;
  }

  a[data-internal-link='true'] {
    color: var(--color-link) !important;
    text-decoration: none !important;
  }

  /* Show URLs after external links */
  a[href^='http']:after {
    content: ' (' attr(href) ')';
    font-size: 90%;
    color: var(--color-muted);
  }

  /* Page break control */
  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
  }

  p, li {
    page-break-inside: avoid;
  }

  ul, ol {
    page-break-inside: auto;
  }

  img {
    page-break-inside: avoid;
    max-width: 100%;
  }

  /* Maintain colors in print */
  .confidential,
  .separator {
    background-color: var(--color-accent) !important;
    color: white !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .algorithm {
    break-inside: avoid;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
  }


  /* Remove backgrounds for better printing */
  pre,
  code {
    background-color: transparent !important;
    border: 1px solid #ccc !important;
  }
}