/* ============================================================
   JavaScript Book — Playground Styles
   Console runner (Run → Output) and 3-pane DOM playground.
   Builds on interactive.css / theme variables.
   ============================================================ */

/* ---------- Parameters & Returns blocks ---------- */
.params-section, .returns-section { margin-top: 18px; }
.params-section h4, .returns-section h4 {
    font-size: 0.95rem; text-transform: uppercase; letter-spacing: .04em;
    color: var(--text-muted); margin: 0 0 10px;
}
.params-table { width: 100%; border-collapse: collapse; font-size: 0.95rem;
    border: 1px solid var(--border-color); border-radius: 8px; overflow: hidden; }
.params-table th { text-align: left; background: var(--bg-tertiary); color: var(--text-secondary);
    padding: 9px 13px; font-weight: 600; border-bottom: 1px solid var(--border-color); }
.params-table td { padding: 9px 13px; border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary); vertical-align: top; }
.params-table tr:last-child td { border-bottom: none; }
.params-table code { background: var(--code-bg); color: var(--accent); padding: 2px 7px; border-radius: 5px; }
.returns-body {
    background: var(--bg-secondary); border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent); border-radius: 8px;
    padding: 12px 15px; color: var(--text-secondary);
}
.returns-body code { background: var(--code-bg); padding: 2px 6px; border-radius: 4px; color: var(--code-keyword); }

/* ============================================================
   CONSOLE PLAYGROUND — editable JS + Run + Output
   ============================================================ */
.js-playground {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    background: var(--bg-secondary);
    margin-bottom: 16px;
}
.jsp-toolbar {
    display: flex; align-items: center; justify-content: space-between;
    padding: 6px 10px; background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}
.jsp-toolbar .jsp-label {
    font-size: 0.78rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: .05em; color: #f7df1e; /* JS yellow */
    display: flex; align-items: center; gap: 6px;
}
.jsp-toolbar .jsp-label::before { content: "JS"; background:#f7df1e; color:#000; padding:1px 5px; border-radius:3px; font-size:.7rem; }
.jsp-actions { display: flex; gap: 8px; }
.btn-run {
    background: #16a34a; color: #fff; border: none; border-radius: 6px;
    padding: 5px 16px; font-size: 0.82rem; font-weight: 700; cursor: pointer;
    display: inline-flex; align-items: center; gap: 5px; transition: background .15s;
}
.btn-run:hover { background: #15803d; }
.btn-run::before { content: "▶"; font-size: 0.7rem; }
.btn-clear, .btn-reset-code {
    background: transparent; border: 1px solid var(--border-color);
    color: var(--text-secondary); border-radius: 6px; cursor: pointer;
    padding: 5px 12px; font-size: 0.8rem;
}
.btn-clear:hover, .btn-reset-code:hover { background: var(--bg-secondary); color: var(--text-primary); }

.jsp-code {
    width: 100%; border: none; resize: vertical; display: block;
    background: var(--bg-code, var(--code-bg)); color: var(--code-text, var(--text-primary));
    font-family: 'Cascadia Code', 'Fira Code', Consolas, monospace;
    font-size: 0.88rem; line-height: 1.6; padding: 14px; tab-size: 2; outline: none; min-height: 90px;
}
.jsp-code:focus { box-shadow: inset 0 0 0 2px var(--focus-ring, var(--accent)); }

.jsp-output {
    border-top: 1px solid var(--border-color);
    background: #0d1117; color: #c9d1d9;
    font-family: 'Cascadia Code', Consolas, monospace; font-size: 0.85rem;
    padding: 10px 14px; min-height: 44px; max-height: 280px; overflow: auto;
    white-space: pre-wrap; word-break: break-word;
}
.jsp-output:empty::before { content: "▶ დააჭირე Run-ს შედეგის სანახავად"; color: #6e7681; }
.jsp-output .log-line { padding: 1px 0; border-bottom: 1px solid rgba(255,255,255,.04); }
.jsp-output .log-error { color: #ff7b72; }
.jsp-output .log-warn  { color: #f0c674; }
.jsp-output .log-info  { color: #79c0ff; }
.jsp-output .log-return{ color: #56d364; }
.jsp-output .log-num   { color: #79c0ff; }
.jsp-output .log-str   { color: #a5d6ff; }
.jsp-output .log-bool  { color: #ffa657; }
.jsp-output .log-null  { color: #8b949e; }

/* ============================================================
   DOM PLAYGROUND — HTML + CSS + JS editors → live preview
   ============================================================ */
.dom-playground {
    border: 1px solid var(--border-color); border-radius: 12px;
    overflow: hidden; background: var(--bg-secondary); margin-bottom: 16px;
}
.domp-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 12px; }
.domp-editors { display: flex; flex-direction: column; gap: 10px; }
.domp-pane { border: 1px solid var(--border-color); border-radius: 8px; overflow: hidden;
    background: var(--bg-code, var(--code-bg)); }
.domp-pane .editor-label {
    display:flex; align-items:center; justify-content:space-between;
    padding: 5px 10px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
    background: var(--bg-tertiary); border-bottom: 1px solid var(--border-color);
}
.domp-pane[data-lang="html"] .editor-label { color: #e06c75; }
.domp-pane[data-lang="css"]  .editor-label { color: #56b6c2; }
.domp-pane[data-lang="js"]   .editor-label { color: #f7df1e; }
.domp-pane textarea {
    width: 100%; border: none; resize: vertical; display: block;
    background: var(--bg-code, var(--code-bg)); color: var(--code-text, var(--text-primary));
    font-family: 'Cascadia Code', Consolas, monospace; font-size: 0.85rem;
    line-height: 1.55; padding: 10px; outline: none; min-height: 56px;
}
.domp-preview { display: flex; flex-direction: column; border-left: 1px solid var(--border-color); background: var(--bg-primary); }
.domp-preview .preview-label {
    display:flex; align-items:center; justify-content:space-between;
    padding: 6px 12px; font-size: 0.8rem; font-weight: 700; color: var(--text-secondary);
    background: var(--bg-tertiary); border-bottom: 1px solid var(--border-color);
}
.domp-frame { width: 100%; flex: 1; min-height: 160px; border: none; background: #fff; }

@media (max-width: 820px) {
    .domp-grid { grid-template-columns: 1fr; }
    .domp-preview { border-left: none; border-top: 1px solid var(--border-color); }
}