/* --------------------------------------------------------------------------
   CL Compiler — dark theme (Geist).

   Strategy:
   - Reset every Gradio `.block` wrapper to be transparent (no card).
   - Apply card-style background/border only on the inner components we
     actually want to look like cards: the code editor, dropdowns, tables.
   -------------------------------------------------------------------------- */

@import url('https://fonts.googleapis.com/css2?family=Geist:wght@400;500;600;700&family=Geist+Mono:wght@400;500;600&display=swap');

/* === Page foundation === */
html, body, gradio-app, .gradio-container {
    background: #000 !important;
    color: #ededed !important;
}

.gradio-container {
    font-family: 'Geist', -apple-system, BlinkMacSystemFont, Arial, sans-serif !important;
    font-feature-settings: 'liga' 1, 'calt' 1 !important;
    max-width: 860px !important;
    margin: 0 auto !important;
    padding: 80px 24px 96px !important;
}

.cm-editor, code, pre,
.gradio-container .dataframe td,
.gradio-container .dataframe th,
.gradio-container table td,
.gradio-container table th {
    font-family: 'Geist Mono', ui-monospace, SFMono-Regular, Menlo, monospace !important;
    font-feature-settings: 'liga' 1 !important;
}

/* === Reset block wrappers (Gradio wraps every component in .block) === */
.gradio-container .block,
.gradio-container .form,
.gradio-container .gr-block,
.gradio-container .gr-form {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
    overflow: visible !important;
}

/* Markdown rendering wrappers must not introduce horizontal scroll
   (HF Spaces injects overflow-x: auto on .prose, which makes headings
   look like scrollable strips when the iframe is narrow). */
.gradio-container .prose,
.gradio-container .markdown,
.gradio-container .md {
    overflow: visible !important;
    max-width: 100% !important;
}

/* === Header === */
.app-header h1 {
    font-size: clamp(36px, 8vw, 56px) !important;
    font-weight: 600 !important;
    letter-spacing: -2.4px !important;
    line-height: 1.05 !important;
    text-align: center !important;
    color: #ededed !important;
    margin: 0 0 16px 0 !important;
    overflow: visible !important;
    overflow-wrap: anywhere !important;
    white-space: normal !important;
    max-width: 100% !important;
}
.app-subtitle, .app-subtitle p {
    text-align: center !important;
    color: #a3a3a3 !important;
    font-size: 17px !important;
    line-height: 1.6 !important;
    margin: 0 auto 16px !important;
    max-width: 560px !important;
}
.app-authors, .app-authors p {
    text-align: center !important;
    color: #666 !important;
    font-size: 12px !important;
    font-family: 'Geist Mono', monospace !important;
    letter-spacing: 0.04em !important;
    margin: 0 auto 56px !important;
}

/* === Phase sections === */
.phase-section { margin-top: 64px !important; }

.phase-marker p {
    color: #666 !important;
    font-size: 11px !important;
    font-weight: 500 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.14em !important;
    font-family: 'Geist Mono', monospace !important;
    margin: 0 0 8px 0 !important;
}
.phase-title h2 {
    font-size: clamp(24px, 5vw, 32px) !important;
    font-weight: 600 !important;
    letter-spacing: -1.12px !important;
    color: #ededed !important;
    line-height: 1.15 !important;
    margin: 0 0 12px 0 !important;
    overflow: visible !important;
    overflow-wrap: anywhere !important;
    white-space: normal !important;
    max-width: 100% !important;
}
.phase-desc p {
    color: #a3a3a3 !important;
    font-size: 15px !important;
    line-height: 1.6 !important;
    margin: 0 0 24px 0 !important;
    max-width: 640px !important;
}

/* === Status pill row === */
.status-row {
    text-align: center !important;
    padding: 24px 0 8px 0 !important;
    min-height: 32px !important;
}
.status-row p {
    margin: 0 !important;
    text-align: center !important;
    line-height: 2 !important;
}

/* === Footer === */
.footer-note p {
    text-align: center !important;
    color: #666 !important;
    font-size: 13px !important;
    font-family: 'Geist Mono', monospace !important;
    margin-top: 80px !important;
}

/* === Labels (above inputs) === */
.gradio-container .block-label,
.gradio-container span[data-testid="block-label"],
.gradio-container .label-wrap > span:first-child,
.gradio-container label > span:first-child {
    color: #a3a3a3 !important;
    font-size: 11px !important;
    font-weight: 500 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.08em !important;
    font-family: 'Geist Mono', monospace !important;
    background: transparent !important;
    margin-bottom: 8px !important;
}

/* === Dropdown === */
.gradio-container .gr-dropdown,
.gradio-container [data-testid="dropdown"],
.gradio-container div[role="combobox"],
.gradio-container .wrap.svelte-1ipelgc {
    background: #0a0a0a !important;
    border: 1px solid rgba(255, 255, 255, 0.10) !important;
    border-radius: 8px !important;
    transition: border-color 0.15s ease !important;
}
.gradio-container [data-testid="dropdown"]:hover { border-color: rgba(255, 255, 255, 0.18) !important; }
.gradio-container .wrap input,
.gradio-container [data-testid="dropdown"] input {
    background: transparent !important;
    color: #ededed !important;
    font-family: 'Geist', sans-serif !important;
    font-size: 14px !important;
    padding: 10px 14px !important;
    border: none !important;
}

/* === Code editor (CodeMirror) === */
.cm-editor {
    background: #0a0a0a !important;
    border: 1px solid rgba(255, 255, 255, 0.10) !important;
    border-radius: 8px !important;
    color: #ededed !important;
    font-size: 14px !important;
    overflow: hidden !important;
}
.cm-editor .cm-content { padding: 16px !important; caret-color: #3b9eff !important; }
.cm-editor .cm-line { color: #ededed !important; }
.cm-editor .cm-gutters {
    background: transparent !important;
    color: #555 !important;
    border-right: 1px solid rgba(255, 255, 255, 0.06) !important;
}
.cm-editor.cm-focused {
    border-color: rgba(59, 158, 255, 0.5) !important;
    box-shadow: 0 0 0 4px rgba(59, 158, 255, 0.12) !important;
    outline: none !important;
}
.cm-editor .cm-cursor { border-left-color: #3b9eff !important; }
.cm-editor .cm-selectionBackground { background: rgba(59, 158, 255, 0.20) !important; }
.cm-editor .cm-activeLine { background: rgba(255, 255, 255, 0.02) !important; }

/* Hide CodeMirror "no content" placeholder icon */
.cm-editor .cm-placeholder { color: #444 !important; font-style: normal !important; }

/* === Compile button === */
.gradio-container button.primary,
.gradio-container button.lg.primary {
    background: #ededed !important;
    color: #000 !important;
    border: none !important;
    border-radius: 8px !important;
    font-family: 'Geist', sans-serif !important;
    font-weight: 500 !important;
    font-size: 15px !important;
    padding: 14px 24px !important;
    width: 100% !important;
    cursor: pointer !important;
    transition: background 0.15s ease !important;
    margin-top: 16px !important;
}
.gradio-container button.primary:hover { background: #fff !important; }
.gradio-container button.primary:active { transform: translateY(1px); }

/* === Tables === */
.gradio-container table,
.gradio-container .dataframe table {
    border-collapse: separate !important;
    border-spacing: 0 !important;
    width: 100% !important;
    background: #0a0a0a !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 8px !important;
    overflow: hidden !important;
}
.gradio-container table th {
    background: #0f0f0f !important;
    color: #a3a3a3 !important;
    font-size: 11px !important;
    font-weight: 500 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.08em !important;
    font-family: 'Geist Mono', monospace !important;
    padding: 12px 16px !important;
    text-align: left !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-right: none !important;
}
.gradio-container table td {
    color: #ededed !important;
    background: transparent !important;
    font-family: 'Geist Mono', monospace !important;
    font-size: 13px !important;
    padding: 11px 16px !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05) !important;
    border-right: none !important;
}
.gradio-container table tr:last-child td { border-bottom: none !important; }
.gradio-container table tr:hover td { background: rgba(255, 255, 255, 0.02) !important; }

/* Empty-state placeholder for dataframe */
.gradio-container .dataframe-wrap > div:empty {
    min-height: 60px !important;
}

/* === Hide Gradio chrome we don't want === */
footer { display: none !important; }
.gradio-container .show-api,
.gradio-container .built-with,
.gradio-container .icon-buttons-vertical { display: none !important; }

/* === AST mermaid graph view === */
.ast-view { width: 100% !important; }

.ast-mermaid {
    background: #0a0a0a !important;
    border: 1px solid rgba(255, 255, 255, 0.08) !important;
    border-radius: 8px !important;
    padding: 24px 16px !important;
    overflow: auto !important;
    max-height: 720px !important;
    text-align: center;
}

/* The raw mermaid source is replaced with an SVG by mermaid.js.
   Hide the source while it's still pre-render so the user doesn't
   see the dot-syntax flash. */
.ast-mermaid pre.mermaid {
    background: transparent !important;
    color: transparent !important;
    margin: 0 !important;
    padding: 0 !important;
    font-family: 'Geist Mono', monospace !important;
    font-size: 12px !important;
    text-align: center;
    min-height: 60px;
}
.ast-mermaid pre.mermaid[data-processed="true"] {
    color: inherit !important;
}

.ast-mermaid svg {
    background: transparent !important;
    max-width: 100% !important;
    height: auto !important;
    display: inline-block;
}

/* Edge labels (condition / then / else / init / limit / body) */
.ast-mermaid .edgeLabel {
    background: #0a0a0a !important;
    color: #ff9659 !important;
    font-family: 'Geist Mono', monospace !important;
    font-size: 11px !important;
    padding: 2px 6px !important;
}
.ast-mermaid .edgeLabel rect { fill: #0a0a0a !important; }

/* Empty / placeholder state (no AST yet) */
.ast-mermaid-empty {
    background: #0a0a0a !important;
    border: 1px dashed rgba(255, 255, 255, 0.12) !important;
    border-radius: 8px !important;
    padding: 60px 16px !important;
    color: #555 !important;
    font-family: 'Geist Mono', monospace !important;
    font-size: 13px !important;
    text-align: center !important;
}

/* === Selection === */
::selection { background: rgba(59, 158, 255, 0.30); color: #fff; }