/* MarkSnap Core Stylesheet */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&family=Vazirmatn:wght@300;400;500;600;700;800;900&family=Sahel:wght@400;700&family=Samim:wght@400;700&display=swap');

/* Base Application Styling */
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Persian / RTL Font Families */
.font-vazir { font-family: 'Vazirmatn', sans-serif !important; }
.font-sahel { font-family: 'Sahel', 'Vazirmatn', sans-serif !important; }
.font-samim { font-family: 'Samim', 'Vazirmatn', sans-serif !important; }
.font-inter { font-family: 'Inter', sans-serif !important; }
.font-mono { font-family: 'JetBrains Mono', monospace !important; }

/* The Rendered Canvas Document Container */
#render-canvas-container {
  background-color: var(--canvas-bg);
  transition: background-color 0.25s ease;
}

#export-card {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  color: var(--text-main);
  transition: all 0.25s ease;
}

/* RTL Specific Overrides */
[dir="rtl"] #export-card {
  text-align: right;
  direction: rtl;
}

[dir="rtl"] .markdown-content ul,
[dir="rtl"] .markdown-content ol {
  padding-right: 28px;
  padding-left: 0;
}

[dir="rtl"] .markdown-content blockquote {
  border-right: 4px solid var(--accent);
  border-left: none;
  border-radius: 8px 0 0 8px;
}

[dir="rtl"] .markdown-content th,
[dir="rtl"] .markdown-content td {
  text-align: right;
}

/* LTR Specific Overrides */
[dir="ltr"] #export-card {
  text-align: left;
  direction: ltr;
}

[dir="ltr"] .markdown-content ul,
[dir="ltr"] .markdown-content ol {
  padding-left: 28px;
  padding-right: 0;
}

[dir="ltr"] .markdown-content blockquote {
  border-left: 4px solid var(--accent);
  border-right: none;
  border-radius: 0 8px 8px 0;
}

/* Markdown Typography & Elements */
.markdown-content h1 {
  font-size: 2.25rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--accent);
  margin-top: 0.5rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--card-border);
  letter-spacing: -0.025em;
}

.markdown-content h2 {
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-main);
  margin-top: 2rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--card-border);
}

.markdown-content h3 {
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--accent);
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.markdown-content h4, .markdown-content h5, .markdown-content h6 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
}

.markdown-content p {
  margin-top: 0.75rem;
  margin-bottom: 0.75rem;
  line-height: 1.75;
}

.markdown-content strong {
  font-weight: 700;
  color: var(--text-main);
}

.markdown-content a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.markdown-content hr {
  height: 1px;
  border: 0;
  background-color: var(--hr-color);
  margin: 2rem 0;
}

/* Blockquote & Callouts */
.markdown-content blockquote {
  margin: 1.25rem 0;
  padding: 1rem 1.25rem;
  background: var(--blockquote-bg);
  color: var(--text-muted);
}

.markdown-content blockquote p {
  margin: 0.25rem 0;
}

/* GitHub Alert Callouts */
.alert-callout {
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}
.alert-note {
  background: rgba(88, 166, 255, 0.1);
  border-left: 4px solid #58a6ff;
  color: #79c0ff;
}
.alert-tip {
  background: rgba(63, 185, 80, 0.1);
  border-left: 4px solid #3fb950;
  color: #56d364;
}
.alert-important {
  background: rgba(163, 113, 247, 0.1);
  border-left: 4px solid #a371f7;
  color: #bc8cff;
}
.alert-warning {
  background: rgba(210, 153, 34, 0.1);
  border-left: 4px solid #d29922;
  color: #e3b341;
}
.alert-caution {
  background: rgba(248, 81, 73, 0.1);
  border-left: 4px solid #f85149;
  color: #ff7b72;
}

[dir="rtl"] .alert-callout {
  border-left: none !important;
  border-right-width: 4px !important;
  border-right-style: solid !important;
}
[dir="rtl"] .alert-note { border-right-color: #58a6ff !important; }
[dir="rtl"] .alert-tip { border-right-color: #3fb950 !important; }
[dir="rtl"] .alert-important { border-right-color: #a371f7 !important; }
[dir="rtl"] .alert-warning { border-right-color: #d29922 !important; }
[dir="rtl"] .alert-caution { border-right-color: #f85149 !important; }

/* Code Blocks */
.markdown-content pre {
  background-color: var(--code-bg) !important;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 1.25rem;
  margin: 1.25rem 0;
  overflow-x: auto;
  direction: ltr !important;
  text-align: left !important;
}

.markdown-content code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9em;
}

.markdown-content p code,
.markdown-content li code,
.markdown-content td code {
  background-color: var(--inline-code-bg);
  color: var(--inline-code-color);
  padding: 0.2em 0.4em;
  border-radius: 6px;
  direction: ltr;
  display: inline-block;
}

/* Tables */
.markdown-content table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.5rem 0;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  overflow: hidden;
}

.markdown-content th {
  background-color: var(--table-header-bg);
  color: var(--text-main);
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--card-border);
}

.markdown-content td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--card-border);
  color: var(--text-muted);
}

.markdown-content tr:last-child td {
  border-bottom: none;
}

.markdown-content tr:nth-child(even) {
  background-color: var(--table-stripe-bg);
}

/* Mermaid Diagrams */
.mermaid-container {
  display: flex;
  justify-content: center;
  background-color: var(--code-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 1.75rem;
  margin: 1.5rem 0;
  direction: ltr !important;
}

.mermaid-container .mermaid {
  width: 100%;
  display: flex;
  justify-content: center;
}

/* Checkboxes & Task Lists */
.markdown-content input[type="checkbox"] {
  appearance: none;
  width: 1.1em;
  height: 1.1em;
  border: 1.5px solid var(--accent);
  border-radius: 4px;
  outline: none;
  cursor: pointer;
  vertical-align: middle;
  position: relative;
  margin-right: 0.5rem;
}
[dir="rtl"] .markdown-content input[type="checkbox"] {
  margin-right: 0;
  margin-left: 0.5rem;
}
.markdown-content input[type="checkbox"]:checked {
  background-color: var(--accent);
}
.markdown-content input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--card-bg);
  font-size: 0.8em;
  font-weight: bold;
}

/* Watermark & Branding Badge */
.marksnap-watermark {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--card-border);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.1);
}
::-webkit-scrollbar-thumb {
  background: rgba(120, 120, 120, 0.3);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(120, 120, 120, 0.5);
}