/* ── LAB SHARED STYLES ──────────────────────────────────
   Include this block in every module's <style> tag.
   The split-layout lab card pattern used across all modules.
──────────────────────────────────────────────────────── */

/* page chrome */
.mod-hero{padding:52px 0 40px;border-bottom:1px solid var(--border);margin-bottom:36px}
.back-link{font-family:var(--mono);font-size:12px;color:var(--text3);display:inline-flex;align-items:center;gap:6px;margin-bottom:20px;transition:color .18s}
p{font-size:14px;color:var(--text2);line-height:1.7;font-weight:400;margin-bottom:10px}
p:last-child{margin-bottom:0}
code{font-family:var(--mono);font-size:12px;background:rgba(255,255,255,.07);padding:1px 5px;border-radius:3px;color:var(--text)}
strong{font-weight:600;color:var(--text)}
.tasks{display:flex;flex-direction:column;gap:20px}

/* lab card */
.lab-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:border-color .2s}
.lab-card.done{border-color:rgba(0,229,160,.35)}
.lab-header{padding:18px 24px;display:flex;align-items:center;gap:14px;cursor:pointer;user-select:none;border-bottom:1px solid var(--border)}
.lab-header:hover{background:rgba(255,255,255,.02)}
.lab-num{font-family:var(--mono);font-size:11px;font-weight:700;color:var(--text3);min-width:28px}
.lab-title{flex:1;font-size:15px;font-weight:600}
.lab-meta{display:flex;align-items:center;gap:8px}
.lab-chev{color:var(--text3);font-size:12px;transition:transform .2s}
.lab-card.open .lab-chev{transform:rotate(90deg)}
.lab-body{display:none}
.lab-card.open .lab-body{display:block}

/* split layout */
.lab-split{display:grid;grid-template-columns:300px 1fr;min-height:480px}
.lab-left{padding:24px;border-right:1px solid var(--border);background:var(--bg3);display:flex;flex-direction:column;gap:14px}
.lab-right{background:#0a0c10;display:flex;flex-direction:column}

/* objective panel */
.obj-title{font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--text3);margin-bottom:8px}
.obj-item{display:flex;gap:10px;align-items:flex-start;margin-bottom:8px}
.obj-num{font-family:var(--mono);font-size:10px;font-weight:700;min-width:20px;height:20px;border-radius:4px;display:flex;align-items:center;justify-content:center;background:var(--blue-d);border:1px solid rgba(75,142,255,.25);color:var(--blue);flex-shrink:0;margin-top:1px}
.obj-text{font-size:13px;color:var(--text2);line-height:1.5;font-weight:400}
.lab-desc{font-size:13px;color:var(--text2);line-height:1.65;font-weight:400}

/* status */
.lab-status{display:none;align-items:center;gap:8px;padding:8px 12px;border-radius:6px;font-family:var(--mono);font-size:11px;margin-top:10px}
.lab-status.show{display:flex}
.lab-status.ok{background:var(--green-d);border:1px solid rgba(0,229,160,.3);color:var(--green)}
.lab-status.warn{background:var(--amber-d);border:1px solid rgba(255,181,71,.3);color:var(--amber)}
.lab-status.err{background:var(--red-d);border:1px solid rgba(255,92,92,.3);color:var(--red)}
.lab-status.inf{background:var(--blue-d);border:1px solid rgba(75,142,255,.3);color:var(--blue)}
.pulse{width:7px;height:7px;border-radius:50%;flex-shrink:0;animation:pulse 1s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.pulse.g{background:var(--green)}.pulse.a{background:var(--amber)}.pulse.r{background:var(--red)}.pulse.b{background:var(--blue)}

/* fake browser */
.fake-browser{flex:1;display:flex;flex-direction:column}
.fake-bar{background:var(--bg4);padding:8px 14px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border);flex-shrink:0}
.fake-dots{display:flex;gap:5px}
.fdot{width:10px;height:10px;border-radius:50%}
.fdot-r{background:#ff5f57}.fdot-y{background:#febc2e}.fdot-g{background:#28c840}
.fake-url{background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:4px;font-family:var(--mono);font-size:11px;color:var(--text3);padding:4px 10px;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.secure{color:var(--green)}
.site-wrap{flex:1;overflow-y:auto}

/* target site (always light-themed) */
.ts{background:#f8f9fa;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;font-size:14px;color:#1a1a2e}
.ts-nav{padding:10px 20px;display:flex;align-items:center;gap:20px}
.ts-logo{color:#fff;font-weight:700;font-size:15px}
.ts-nl{color:rgba(255,255,255,.6);font-size:13px}
.ts-nl.on{color:#fff}
.ts-body{padding:18px 20px}
.ts-input{width:100%;border:1px solid #ddd;border-radius:6px;padding:9px 13px;font-size:13px;color:#333;outline:none;transition:border-color .2s;background:#fff}
.ts-input:focus{border-color:#4b8eff}
.ts-btn{border:none;border-radius:6px;padding:9px 18px;font-size:13px;cursor:pointer;font-weight:600;transition:all .18s;color:#fff}
.ts-card{background:#fff;border:1px solid #e5e7eb;border-radius:8px;padding:16px;margin-bottom:12px}
.ts-card-title{font-weight:700;font-size:14px;margin-bottom:4px;color:#111}
.ts-card-sub{font-size:12px;color:#666}
.ts-label{font-size:12px;font-weight:600;color:#555;display:block;margin-bottom:4px;margin-top:10px}
.ts-result{background:#fff;border:1px solid #e5e7eb;border-radius:6px;padding:12px;min-height:40px;font-size:13px;color:#444}
.ts-tag{display:inline-block;font-size:10px;font-weight:700;padding:2px 7px;border-radius:3px;text-transform:uppercase;letter-spacing:.05em}
.vuln-tag{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}
.safe-tag{background:#dcfce7;color:#166534;border:1px solid #86efac}
.info-tag{background:#dbeafe;color:#1e40af;border:1px solid #93c5fd}

/* level badges */
.level-badge{display:inline-flex;align-items:center;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.06em;padding:4px 11px;border-radius:6px;margin-bottom:4px;text-transform:uppercase}
.lb-1{background:rgba(0,229,160,.12);color:var(--green);border:1px solid rgba(0,229,160,.3)}
.lb-2{background:rgba(75,142,255,.12);color:var(--blue);border:1px solid rgba(75,142,255,.3)}
.lb-3{background:rgba(255,181,71,.12);color:var(--amber);border:1px solid rgba(255,181,71,.3)}
.lb-4{background:rgba(255,92,92,.12);color:var(--red);border:1px solid rgba(255,92,92,.3)}
.lb-5{background:rgba(176,122,255,.12);color:var(--purple);border:1px solid rgba(176,122,255,.3)}

/* hint/sol */
.hint-btn,.sol-btn{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.05em;background:transparent;padding:6px 13px;border-radius:5px;cursor:pointer;transition:all .18s;margin-top:4px}
.hint-btn{border:1px solid var(--border2);color:var(--text3);margin-right:6px}
.hint-btn:hover,.hint-btn.on{border-color:var(--amber);color:var(--amber);background:var(--amber-d)}
.sol-btn{border:1px solid var(--border2);color:var(--text3)}
.sol-btn:hover,.sol-btn.on{border-color:var(--green);color:var(--green);background:var(--green-d)}
.hint-box,.sol-box{display:none;padding:12px 14px;border-radius:7px;font-size:12px;line-height:1.7;margin-top:8px;font-weight:400}
.hint-box.show{display:block;background:var(--amber-d);border:1px solid rgba(255,181,71,.2);color:#d4b07a}
.sol-box.show{display:block;background:var(--green-d);border:1px solid rgba(0,229,160,.2);color:#7acfb0}
.hint-box code,.sol-box code{font-family:var(--mono);font-size:11px;background:rgba(255,255,255,.1);padding:1px 5px;border-radius:3px}
.hint-box strong{color:var(--amber);font-weight:600}.sol-box strong{color:var(--green);font-weight:600}

/* complete */
.complete-banner{display:none;align-items:center;gap:10px;background:rgba(0,229,160,.08);border:1px solid rgba(0,229,160,.3);border-radius:8px;padding:12px 16px;margin-top:12px;font-size:14px;color:var(--green);font-weight:600}
.complete-banner.show{display:flex;animation:fadeUp .3s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* terminal in lab */
.lab-term{background:#05070a;border-top:1px solid var(--border);flex:1;display:flex;flex-direction:column;font-family:var(--mono)}
.lab-term-body{padding:14px 18px;max-height:320px;overflow-y:auto;font-size:12px;line-height:1.9;flex:1}
.lt-prompt{color:var(--green)}.lt-out{color:var(--text2)}.lt-info{color:var(--amber)}.lt-err{color:var(--red)}
.lab-term-input{display:flex;align-items:center;padding:9px 18px;border-top:1px solid var(--border);background:#05070a}
.lt-ps1{color:var(--green);font-size:13px;white-space:nowrap;margin-right:6px}
.lt-in{flex:1;background:transparent;border:none;outline:none;color:var(--text);font-family:var(--mono);font-size:13px;caret-color:var(--green)}

@media(max-width:720px){
  .lab-split{grid-template-columns:1fr;min-height:auto}
  .lab-left{border-right:none;border-bottom:1px solid var(--border)}
}