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var(--ink-200);border-radius:var(--radius-sm);font-size:13px}.segment.active{border-color:var(--brand-500);background:var(--brand-50)}.player{width:100%;max-height:480px;background:#000;border-radius:var(--radius)}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000d9;z-index:120;display:flex;align-items:center;justify-content:center;padding:24px;cursor:zoom-out}.lightbox img{max-width:100%;max-height:100%;border-radius:var(--radius)}.oauth{display:grid;gap:8px}.oauth .btn{justify-content:flex-start;gap:12px}.or{display:flex;align-items:center;gap:12px;color:var(--ink-400);font-size:12px;text-transform:uppercase;letter-spacing:.06em}.or:before,.or:after{content:"";flex:1;height:1px;background:var(--ink-200)}[dir=rtl] .exam-card .stripe,[dir=rtl] .risk{border-left:0}[dir=rtl] .console{border-left:0;border-right:4px solid var(--ink-500)}[dir=rtl] .console.ok{border-right-color:var(--ok-500)}[dir=rtl] .console.ko{border-right-color:var(--danger-500)}[dir=rtl] .toast{border-left:0;border-right:4px solid var(--ink-500)}.codeblock{border:1px solid var(--ink-700);border-radius:var(--radius);overflow:hidden;background:#0b0f14;color:#d6deeb;font-family:var(--font-mono);font-size:13px}.codeblock-lang{display:flex;justify-content:space-between;padding:6px 12px;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#8393a8;background:#111821;border-bottom:1px solid #1f2a3a}.codeeditor{border:2px solid var(--brand-500);border-radius:var(--radius);overflow:hidden;background:var(--white);color:var(--ink-900);font-family:var(--font-mono);font-size:13px}.codeeditor .codeblock-lang{color:var(--brand-700);background:var(--brand-50);border-bottom:1px solid var(--brand-100)}.codeeditor .gutter{color:var(--ink-400);background:var(--ink-50)}.codeeditor textarea::placeholder{color:var(--ink-400)}:root[data-theme=dark] .codeeditor .gutter{background:var(--ink-100)}.answer-zone{margin-top:14px;display:flex;flex-direction:column;gap:8px}.answer-label{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--brand-700)}.codeblock pre{margin:0;padding:12px 0;overflow-x:auto}.codeblock .line{display:block;padding:0 14px 0 0;white-space:pre;line-height:1.55}.codeblock .ln{display:inline-block;width:44px;padding-right:12px;text-align:right;color:#4b5a70;-webkit-user-select:none;user-select:none}.codeeditor-body{display:flex}.codeeditor .gutter{display:flex;flex-direction:column;padding:12px 0;width:44px;text-align:right;-webkit-user-select:none;user-select:none;line-height:1.55;flex:none}.codeeditor .gutter span{padding-right:12px}.codeeditor textarea{flex:1;margin:0;padding:12px 14px 12px 4px;border:0;outline:none;resize:vertical;background:transparent;color:inherit;font:inherit;line-height:1.55;white-space:pre;overflow-wrap:normal;overflow-x:auto;-moz-tab-size:2;tab-size:2;min-height:160px}.codeeditor:focus-within{border-color:var(--brand-500);box-shadow:var(--ring)}.answer-text{white-space:pre-wrap;padding:12px 14px;border:1px solid var(--ink-200);border-radius:var(--radius-sm);background:var(--ink-50);font-size:14px}.grade-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media (max-width: 900px){.grade-row{grid-template-columns:1fr}}.grade-ref{border-inline-start:3px solid var(--accent-500)}