/* =====================================================
   GitHub-Inspired Theme Variables
   ===================================================== */
:root {
    --color-canvas-default: #ffffff;
    --color-canvas-subtle: #f6f8fa;
    --color-canvas-inset: #f0f3f6;
    --color-border-default: #d0d7de;
    --color-border-muted: #d8dee4;
    --color-fg-default: #1f2328;
    --color-fg-muted: #656d76;
    --color-fg-subtle: #6e7781;
    --color-accent-fg: #0969da;
    --color-success-fg: #1a7f37;
    --color-attention-fg: #9a6700;
    --color-danger-fg: #d1242f;
    --color-code-bg: #f6f8fa;
    --color-code-border: #d0d7de;
    --color-blockquote-border: #d0d7de;
    --color-table-border: #d0d7de;
    --color-table-header-bg: #f6f8fa;
}

.dark {
    --color-canvas-default: #0d1117;
    --color-canvas-subtle: #161b22;
    --color-canvas-inset: #010409;
    --color-border-default: #30363d;
    --color-border-muted: #21262d;
    --color-fg-default: #e6edf3;
    --color-fg-muted: #7d8590;
    --color-fg-subtle: #484f58;
    --color-accent-fg: #58a6ff;
    --color-success-fg: #3fb950;
    --color-attention-fg: #d29922;
    --color-danger-fg: #f85149;
    --color-code-bg: #161b22;
    --color-code-border: #30363d;
    --color-blockquote-border: #3d444d;
    --color-table-border: #3d444d;
    --color-table-header-bg: #21262d;
}

/* =====================================================
   Base
   ===================================================== */
html, body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    background-color: var(--color-canvas-default);
    color: var(--color-fg-default);
    transition: background-color 0.2s ease, color 0.2s ease;
}

/* =====================================================
   Form Validation
   ===================================================== */
.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--color-success-fg);
}

.invalid {
    outline: 1px solid var(--color-danger-fg);
}

.validation-message {
    color: var(--color-danger-fg);
    font-size: 0.75rem;
    margin-top: 0.25rem;
}

/* =====================================================
   Blazor Error Boundary
   ===================================================== */
.blazor-error-boundary {
    background: var(--color-danger-fg);
    color: white;
    padding: 0.75rem 1rem 0.75rem 3.5rem;
    background-image: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem;
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

/* =====================================================
   Markdown Body
   ===================================================== */
.markdown-body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.75;
    color: var(--color-fg-default);
    word-wrap: break-word;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
    margin-top: 1.75rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-fg-default);
}

.markdown-body h1 {
    font-size: 1.875rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-border-muted);
    margin-top: 0;
}

.markdown-body h2 {
    font-size: 1.5rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--color-border-muted);
}

.markdown-body h3 { font-size: 1.25rem; }
.markdown-body h4 { font-size: 1rem; }
.markdown-body h5 { font-size: 0.875rem; }

.markdown-body h6 {
    font-size: 0.85rem;
    color: var(--color-fg-muted);
}

.markdown-body p {
    margin-top: 0;
    margin-bottom: 1rem;
}

.markdown-body a {
    color: var(--color-accent-fg);
    text-decoration: none;
}

.markdown-body a:hover {
    text-decoration: underline;
}

.markdown-body ul,
.markdown-body ol {
    margin-top: 0;
    margin-bottom: 1rem;
    padding-left: 2rem;
}

.markdown-body li + li {
    margin-top: 0.25rem;
}

.markdown-body code {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 85%;
    background-color: var(--color-code-bg);
    border: 1px solid var(--color-border-muted);
    border-radius: 6px;
    padding: 0.15em 0.4em;
}

.markdown-body pre {
    background-color: var(--color-code-bg);
    padding: 1rem;
    border-radius: 6px;
    overflow-x: auto;
    margin-top: 0;
    margin-bottom: 1rem;
}

.markdown-body pre code {
    background-color: transparent;
    border: none;
    padding: 0;
    font-size: 13px;
    line-height: 1.6;
    white-space: pre;
}

.markdown-body blockquote {
    border-left: 4px solid var(--color-blockquote-border);
    padding: 0.5rem 1rem;
    margin: 0 0 1rem 0;
    color: var(--color-fg-muted);
    background-color: var(--color-canvas-subtle);
    border-radius: 0 6px 6px 0;
}

.markdown-body blockquote > :last-child {
    margin-bottom: 0;
}

.markdown-body table {
    border-collapse: collapse;
    width: 100%;
    margin-bottom: 1rem;
    overflow: auto;
    display: block;
}

.markdown-body th,
.markdown-body td {
    border: 1px solid var(--color-table-border);
    padding: 0.4rem 0.8rem;
    text-align: left;
}

.markdown-body th {
    background-color: var(--color-table-header-bg);
    font-weight: 600;
}

.markdown-body tr:nth-child(2n) {
    background-color: var(--color-canvas-subtle);
}

.markdown-body img {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
}

.markdown-body hr {
    height: 1px;
    background-color: var(--color-border-muted);
    border: none;
    margin: 1.5rem 0;
}

/* =====================================================
   Code Block Wrapper (copy button)
   ===================================================== */
.code-block-wrapper {
    margin: 1rem 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--color-code-border);
}

.code-block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-canvas-subtle);
    padding: 6px 16px;
    border-bottom: 1px solid var(--color-code-border);
}

.code-language {
    font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
    font-size: 11px;
    font-weight: 600;
    color: var(--color-fg-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.copy-button {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 500;
    color: var(--color-fg-muted);
    background-color: transparent;
    border: 1px solid var(--color-border-muted);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

.copy-button:hover {
    background-color: var(--color-canvas-inset);
    border-color: var(--color-border-default);
    color: var(--color-fg-default);
}

.copy-button.copied {
    background-color: var(--color-success-fg);
    border-color: var(--color-success-fg);
    color: white;
}

.markdown-body .code-block-wrapper pre {
    margin: 0;
    border-radius: 0;
    border: none;
    background-color: var(--color-code-bg);
    padding: 0;
}

.markdown-body .code-block-wrapper pre code {
    display: block;
    padding: 16px;
    overflow-x: auto;
}

/* =====================================================
   Highlight.js overrides
   ===================================================== */
.hljs {
    background: transparent;
    padding: 0;
}

.markdown-body pre code.hljs {
    padding: 16px;
}