/* MarkFlow Pro - Markdown Editor & Live HTML Preview Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;600;700&display=swap');

:root {
  --bg-primary: #080c14;
  --bg-secondary: #0f1624;
  --bg-tertiary: #182236;
  --bg-card: rgba(15, 22, 36, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);

  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-dim: #64748b;

  --violet: #8b5cf6;
  --violet-grad: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
  --cyan: #06b6d4;

  --radius-xs: 3px;
  --radius-sm: 4px;
  --radius-md: 5px;
  --radius-lg: 8px;
  --radius-full: 4px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Plus Jakarta Sans', sans-serif; background: var(--bg-primary); color: var(--text-main); min-height: 100vh; }
.container { max-width: 1400px; margin: 0 auto; padding: 0 16px; }

.navbar {
  position: sticky; top: 0; z-index: 100; backdrop-filter: blur(16px);
  background: var(--bg-card); border-bottom: 1px solid var(--border-subtle); padding: 10px 0;
}
.brand-logo { font-size: 1.15rem; font-weight: 800; color: #fff; text-decoration: none; display: flex; align-items: center; gap: 8px; }
.brand-badge { background: var(--violet-grad); color: #fff; font-size: 0.65rem; padding: 2px 7px; border-radius: var(--radius-sm); font-weight: 700; }

.ad-slot-header { margin: 10px 0 6px 0; display: flex; justify-content: center; }
.ad-leaderboard {
  width: 728px; min-height: 70px; background: var(--bg-card); border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md); display: flex; flex-direction: column; align-items: center; justify-content: center;
}
.ad-label { font-size: 0.65rem; text-transform: uppercase; color: var(--text-dim); padding: 2px 0; }

.main-grid {
  display: grid; grid-template-columns: 1fr 290px; gap: 16px; align-items: start; margin-bottom: 28px;
}

/* Toolbar */
.editor-toolbar {
  background: var(--bg-secondary); border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md) var(--radius-md) 0 0; padding: 6px 10px; display: flex; gap: 4px; flex-wrap: wrap; align-items: center;
}
.tool-btn {
  background: transparent; border: 1px solid transparent; color: var(--text-muted);
  padding: 5px 10px; border-radius: var(--radius-xs); font-weight: 700; font-size: 0.8rem; cursor: pointer;
}
.tool-btn:hover { background: var(--bg-tertiary); color: #fff; border-color: var(--border-subtle); }

/* Split Editor */
.editor-split {
  display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--border-subtle); border-top: none;
  background: var(--bg-card); border-radius: 0 0 var(--radius-md) var(--radius-md); min-height: 480px;
}
.markdown-input {
  width: 100%; height: 100%; min-height: 480px; background: transparent; border: none; border-right: 1px solid var(--border-subtle);
  color: #fff; font-family: 'JetBrains Mono', monospace; font-size: 0.88rem; line-height: 1.55; padding: 14px;
  resize: vertical; outline: none;
}
.html-preview {
  padding: 16px 20px; overflow-y: auto; max-height: 600px; color: var(--text-main); font-size: 0.9rem; line-height: 1.65;
}

/* Rendered HTML Typography */
.html-preview h1 { font-size: 1.6rem; font-weight: 800; margin: 14px 0 10px 0; color: #fff; border-bottom: 1px solid var(--border-subtle); padding-bottom: 4px; }
.html-preview h2 { font-size: 1.3rem; font-weight: 700; margin: 12px 0 8px 0; color: var(--violet); }
.html-preview h3 { font-size: 1.1rem; font-weight: 700; margin: 10px 0 6px 0; }
.html-preview p { margin-bottom: 10px; color: var(--text-muted); }
.html-preview code { background: var(--bg-tertiary); padding: 2px 5px; border-radius: var(--radius-xs); font-family: 'JetBrains Mono', monospace; font-size: 0.82rem; color: var(--cyan); }
.html-preview pre { background: var(--bg-secondary); padding: 10px 12px; border-radius: var(--radius-sm); overflow-x: auto; margin: 10px 0; }
.html-preview blockquote { border-left: 3px solid var(--violet); padding-left: 10px; color: var(--text-muted); font-style: italic; margin: 10px 0; }
.html-preview ul, .html-preview ol { margin-left: 18px; margin-bottom: 10px; color: var(--text-muted); }

/* Stats Bar */
.stats-bar {
  background: var(--bg-secondary); border: 1px solid var(--border-subtle); border-radius: var(--radius-md);
  padding: 8px 16px; display: flex; justify-content: space-around; margin-top: 10px; font-size: 0.82rem;
}
.stat-item { text-align: center; }
.stat-val { font-family: 'JetBrains Mono', monospace; font-weight: 700; color: var(--violet); font-size: 0.95rem; }
.stat-lbl { color: var(--text-dim); font-size: 0.7rem; }

/* Sticky Skyscraper */
.sidebar-sticky-rail { position: sticky; top: 90px; }
.ad-skyscraper {
  width: 290px; min-height: 520px; background: var(--bg-card);
  border: 1px dashed var(--border-subtle); border-radius: var(--radius-md); text-align: center;
}

@media (max-width: 1024px) {
  .main-grid { grid-template-columns: 1fr; }
  .sidebar-sticky-rail { display: none; }
  .editor-split { grid-template-columns: 1fr; }
}

/* ==========================================================================
   EXECUTIVE ACADEMIC & WHITEPAPER PRINT STYLESHEET (A4 PORTRAIT)
   ========================================================================== */

.print-statement-header,
.print-statement-footer {
  display: none;
}

/* EXECUTIVE PUBLISHING PRINT & PDF STYLESHEET - Pure Monochrome Black & White */
@media print {
  @page {
    size: A4 portrait;
    margin: 15mm 18mm 15mm 18mm;
  }

  /* Universal monochrome reset: force all text to solid black and kill dark backgrounds */
  *, *::before, *::after {
    color: #000000 !important;
    background-color: transparent !important;
    background-image: none !important;
    box-shadow: none !important;
    text-shadow: none !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  html, body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 9.5pt !important;
    line-height: 1.6 !important;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .container {
    max-width: 100% !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  /* Hide interactive web components */
  .navbar,
  .ad-slot-header,
  .editor-toolbar,
  .markdown-input,
  .stats-bar,
  .sidebar-sticky-rail,
  article,
  footer:not(.print-statement-footer),
  button, input, select {
    display: none !important;
  }

  /* Display print report containers */
  .print-statement-header,
  .print-statement-footer {
    display: block !important;
  }

  /* Header */
  .print-statement-header {
    border-bottom: 2px solid #000000 !important;
    padding-bottom: 10px !important;
    margin-bottom: 14px !important;
  }

  .print-header-top {
    display: flex !important;
    justify-content: space-between !important;
    align-items: flex-start !important;
    margin-bottom: 10px !important;
  }

  .print-title {
    font-size: 16pt !important;
    font-weight: 800 !important;
    color: #000000 !important;
    margin: 0 0 3px 0 !important;
    text-transform: uppercase !important;
  }

  .print-subtitle {
    font-size: 8.5pt !important;
    color: #333333 !important;
    font-weight: 600 !important;
  }

  .print-meta-info {
    text-align: right !important;
    font-size: 8pt !important;
    color: #000000 !important;
    line-height: 1.4 !important;
  }

  /* Parameter Summary Card */
  .print-params-card {
    display: grid !important;
    grid-template-columns: repeat(4, 1fr) !important;
    gap: 8px !important;
    background: #f4f4f4 !important;
    border: 1px solid #000000 !important;
    border-radius: 4px !important;
    padding: 8px 12px !important;
    margin-bottom: 14px !important;
  }

  .print-param-item {
    font-size: 8.5pt !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 2px !important;
  }

  .print-param-item .param-lbl {
    color: #333333 !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    font-size: 6.5pt !important;
  }

  .print-param-item .param-val {
    color: #000000 !important;
    font-weight: 700 !important;
    font-family: monospace !important;
    font-size: 8.5pt !important;
  }

  /* Main Layout */
  .main-grid {
    display: block !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .editor-split {
    display: block !important;
    border: none !important;
    background: transparent !important;
    min-height: auto !important;
    padding: 0 !important;
  }

  .html-preview {
    padding: 0 !important;
    max-height: none !important;
    overflow: visible !important;
    color: #000000 !important;
    font-size: 9.5pt !important;
    line-height: 1.6 !important;
  }

  /* Rendered HTML Typography in Pure Black & White */
  .html-preview h1 {
    font-size: 16pt !important;
    font-weight: 800 !important;
    color: #000000 !important;
    border-bottom: 2px solid #000000 !important;
    padding-bottom: 6px !important;
    margin-top: 16px !important;
    margin-bottom: 10px !important;
    page-break-after: avoid !important;
  }

  .html-preview h2 {
    font-size: 13pt !important;
    font-weight: 700 !important;
    color: #000000 !important;
    border-bottom: 1.5px solid #000000 !important;
    padding-bottom: 4px !important;
    margin-top: 14px !important;
    margin-bottom: 8px !important;
    page-break-after: avoid !important;
  }

  .html-preview h3 {
    font-size: 11pt !important;
    font-weight: 700 !important;
    color: #000000 !important;
    margin-top: 12px !important;
    margin-bottom: 6px !important;
    page-break-after: avoid !important;
  }

  .html-preview p {
    color: #000000 !important;
    margin-bottom: 10px !important;
    line-height: 1.6 !important;
  }

  .html-preview ul,
  .html-preview ol {
    color: #000000 !important;
    margin-bottom: 10px !important;
    padding-left: 20px !important;
  }

  .html-preview li {
    margin-bottom: 3px !important;
  }

  .html-preview code {
    background: #f4f4f4 !important;
    border: 1px solid #888888 !important;
    color: #000000 !important;
    padding: 2px 4px !important;
    border-radius: 3px !important;
    font-family: monospace !important;
    font-size: 8.5pt !important;
  }

  .html-preview pre {
    background: #f4f4f4 !important;
    border: 1px solid #000000 !important;
    border-radius: 4px !important;
    padding: 10px 14px !important;
    margin: 12px 0 !important;
    page-break-inside: avoid !important;
  }

  .html-preview pre code {
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    font-size: 8.5pt !important;
    line-height: 1.45 !important;
    color: #000000 !important;
  }

  .html-preview blockquote {
    border-left: 3px solid #000000 !important;
    background: #f4f4f4 !important;
    padding: 8px 14px !important;
    color: #000000 !important;
    font-style: italic !important;
    margin: 12px 0 !important;
    page-break-inside: avoid !important;
  }

  .html-preview table {
    width: 100% !important;
    border-collapse: collapse !important;
    border: 1.5px solid #000000 !important;
    margin: 12px 0 !important;
    background: #ffffff !important;
  }

  .html-preview th {
    background: #eeeeee !important;
    color: #000000 !important;
    font-weight: 800 !important;
    text-transform: uppercase !important;
    border: 1px solid #000000 !important;
    border-bottom: 2px solid #000000 !important;
    padding: 6px 8px !important;
    font-size: 8pt !important;
  }

  .html-preview td {
    padding: 6px 8px !important;
    border: 1px solid #cccccc !important;
    color: #000000 !important;
    background: #ffffff !important;
    font-size: 8.5pt !important;
  }

  /* Footer & Signatures */
  .print-statement-footer {
    margin-top: 20px !important;
    border-top: 1px solid #000000 !important;
    padding-top: 10px !important;
    page-break-inside: avoid !important;
  }

  .print-disclaimer {
    font-size: 7.5pt !important;
    color: #333333 !important;
    line-height: 1.35 !important;
    margin-bottom: 18px !important;
  }

  .print-signature-row {
    display: flex !important;
    justify-content: space-between !important;
    gap: 30px !important;
  }

  .sig-block {
    flex: 1 !important;
  }

  .sig-line {
    border-bottom: 1.5px solid #000000 !important;
    height: 28px !important;
    margin-bottom: 4px !important;
  }

  .sig-label {
    font-size: 7.5pt !important;
    font-weight: 700 !important;
    color: #000000 !important;
  }
}