/* ════════════════════════════════════════════════
   HACKY CTF — tool.css (Nmap Lab)
════════════════════════════════════════════════ */
.tool-hero-band{background:linear-gradient(135deg,#050a05 0%,#0d1117 55%,#1a0505 100%);padding:3rem 3rem 3.5rem;border-bottom:1px solid rgba(0,255,136,.15);position:relative;overflow:hidden}
.tool-hero-band::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:48px 48px}
.tool-hero-band::after{content:'';position:absolute;top:-30%;right:-5%;width:420px;height:420px;background:radial-gradient(circle,rgba(0,255,136,.08) 0%,transparent 70%);pointer-events:none}
.tool-hero-inner{position:relative;z-index:2;max-width:1280px;margin:0 auto;display:grid;grid-template-columns:1fr 340px;gap:3rem;align-items:start}
.tool-badges{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1.1rem}
.tb{font-family:var(--font);font-size:.68rem;letter-spacing:.1em;padding:4px 12px;border-radius:12px;text-transform:uppercase}
.tb-green{background:rgba(0,255,136,.1);color:#00ff88;border:1px solid rgba(0,255,136,.3)}
.tb-gold{background:rgba(243,156,18,.1);color:#f39c12;border:1px solid rgba(243,156,18,.3)}
.tb-dim{background:rgba(255,255,255,.06);color:rgba(255,255,255,.45);border:1px solid rgba(255,255,255,.1)}
.tool-title{font-family:'Orbitron',monospace;font-size:clamp(1.8rem,3.5vw,3rem);font-weight:900;color:#e6edf3;line-height:1.05;letter-spacing:-.02em;margin-bottom:1rem}
.tool-title-accent{color:#00ff88}
.tool-desc{font-size:.94rem;color:rgba(255,255,255,.58);line-height:1.75;margin-bottom:1.5rem;max-width:680px}
.tool-meta{display:flex;gap:1.25rem;flex-wrap:wrap;margin-bottom:1.75rem}
.tool-meta-item{font-family:var(--font);font-size:.75rem;color:rgba(255,255,255,.42)}
.tool-actions{display:flex;gap:.85rem;flex-wrap:wrap}
.tool-info-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--r2);overflow:hidden;position:relative;z-index:2}
.tool-info-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--grn),var(--cyan))}
.tic-head{background:var(--bg3);padding:1rem 1.25rem;font-family:var(--font);font-size:.72rem;letter-spacing:.1em;color:var(--txt3);text-transform:uppercase;border-bottom:1px solid var(--border)}
.tic-body{padding:.5rem}
.tic-row{display:flex;align-items:center;justify-content:space-between;padding:.55rem .75rem;border-bottom:1px solid var(--border);font-size:.82rem}
.tic-row:last-child{border-bottom:none}
.tic-key{color:var(--txt3);font-family:var(--font);font-size:.7rem;letter-spacing:.06em}
.tic-val{color:var(--txt);font-weight:600;text-align:right}
.tic-cta{padding:1rem 1.25rem;border-top:1px solid var(--border)}
.tic-trust{font-family:var(--font);font-size:.65rem;color:var(--txt3);text-align:center;margin-top:.75rem;letter-spacing:.06em}
.tool-sticky-nav{background:var(--bg2);border-bottom:1px solid var(--border);position:sticky;top:65px;z-index:400;box-shadow:0 2px 16px rgba(0,0,0,.3)}
.tool-sticky-inner{max-width:1280px;margin:0 auto;display:flex;overflow-x:auto;padding:0 3rem;scrollbar-width:none}
.tool-sticky-inner::-webkit-scrollbar{display:none}
.tsn-link{font-family:var(--font);font-size:.72rem;letter-spacing:.08em;color:var(--txt3);padding:14px 16px;border-bottom:2.5px solid transparent;white-space:nowrap;transition:all .2s}
.tsn-link:hover,.tsn-link.active{color:var(--grn);border-bottom-color:var(--grn)}
.tool-layout{max-width:1280px;margin:0 auto;padding:3rem 3rem 5rem;display:grid;grid-template-columns:1fr 300px;gap:2.5rem;align-items:start}
.tool-main{display:flex;flex-direction:column;gap:2rem}
.tool-sidebar{display:flex;flex-direction:column;gap:1.25rem;position:sticky;top:130px}
.tool-card-section{background:var(--bg2);border:1px solid var(--border);border-radius:var(--r2);overflow:hidden}
.tcs-head{display:flex;align-items:center;gap:.85rem;padding:1.25rem 1.75rem;border-bottom:1px solid var(--border);background:var(--bg3)}
.tcs-icon{width:38px;height:38px;border-radius:var(--r);border:1px solid;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.tcs-title{font-family:'Orbitron',monospace;font-size:1.05rem;font-weight:700;color:var(--txt-head)}
.tcs-title span{color:var(--grn)}
.tcs-sub{font-size:.75rem;color:var(--txt3);margin-top:2px;font-family:var(--font)}
.tcs-body{padding:1.75rem}
.tool-para{font-size:.9rem;color:var(--txt2);line-height:1.8;margin-bottom:.85rem}
.tool-para:last-child{margin-bottom:0}
.learn-grid{display:grid;grid-template-columns:1fr 1fr;gap:.6rem;margin-top:1.25rem}
.learn-item{display:flex;align-items:flex-start;gap:.65rem;font-size:.84rem;color:var(--txt2);background:var(--bg3);padding:.7rem .9rem;border-radius:var(--r);border:1px solid var(--border);line-height:1.45}
.learn-item svg{flex-shrink:0;margin-top:2px}
.inline-code{font-family:var(--font);font-size:.82rem;background:var(--bg3);border:1px solid var(--border);padding:1px 7px;border-radius:3px;color:var(--grn)}
.scenario-box{background:linear-gradient(135deg,rgba(0,207,255,.05),rgba(0,255,136,.04));border:1px solid rgba(0,207,255,.2);border-radius:var(--r2);padding:1.75rem}
.scenario-label{font-family:var(--font);font-size:.65rem;letter-spacing:.18em;color:var(--cyan);text-transform:uppercase;margin-bottom:1rem}
.scenario-objectives{margin-top:1.5rem;display:flex;flex-direction:column;gap:.6rem}
.scenario-obj-title{font-family:var(--font);font-size:.65rem;letter-spacing:.18em;color:var(--txt3);text-transform:uppercase;margin-bottom:.75rem}
.scenario-obj{display:flex;align-items:flex-start;gap:.85rem;font-size:.87rem;color:var(--txt);padding:.6rem .85rem;background:rgba(255,255,255,.03);border:1px solid var(--border);border-radius:var(--r)}
.obj-num{font-family:var(--font);font-size:.65rem;font-weight:700;color:var(--grn);background:rgba(0,255,136,.1);border:1px solid rgba(0,255,136,.25);padding:1px 7px;border-radius:3px;flex-shrink:0;margin-top:1px}
.step-block{margin-bottom:1.75rem}
.step-block:last-child{margin-bottom:0}
.step-header{display:flex;align-items:flex-start;gap:1rem;margin-bottom:.85rem}
.step-num{font-family:var(--font);font-size:.72rem;font-weight:700;width:30px;height:30px;background:var(--bg3);border:1.5px solid rgba(0,255,136,.35);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--grn);margin-top:2px}
.step-title{font-weight:700;color:var(--txt-head);font-size:.92rem;margin-bottom:2px}
.step-desc{font-size:.8rem;color:var(--txt2)}
.cmd-block{background:var(--bg);border:1px solid rgba(0,255,136,.25);border-radius:var(--r2);overflow:hidden;margin-bottom:.75rem}
.cmd-bar{display:flex;align-items:center;justify-content:space-between;padding:.5rem 1rem;background:var(--bg3);border-bottom:1px solid var(--border)}
.cmd-label{font-family:var(--font);font-size:.65rem;letter-spacing:.1em;color:var(--txt3);text-transform:uppercase}
.cmd-copy{font-family:var(--font);font-size:.68rem;letter-spacing:.06em;background:rgba(0,255,136,.1);border:1px solid rgba(0,255,136,.3);color:var(--grn);padding:3px 10px;border-radius:3px;cursor:pointer;transition:all .2s}
.cmd-copy:hover{background:var(--grn);color:var(--bg)}
.cmd-block code{display:block;padding:1.25rem;font-family:var(--font);font-size:.85rem;color:var(--grn);line-height:1.9;white-space:pre;overflow-x:auto}
.cmd-explain{font-size:.82rem;color:var(--txt2);line-height:1.65;padding:.65rem .85rem;background:rgba(0,207,255,.04);border:1px solid rgba(0,207,255,.12);border-radius:var(--r)}

/* ── LIVE NMAP SCANNER ─────────────────────────── */
.nmap-scanner-box{background:var(--bg);border:1px solid rgba(0,255,136,.3);border-radius:var(--r2);overflow:hidden;margin-top:0}
.scanner-header{display:flex;align-items:center;gap:.75rem;padding:1rem 1.5rem;background:var(--bg3);border-bottom:1px solid rgba(0,255,136,.15)}
.scanner-live-dot{width:8px;height:8px;background:var(--grn);border-radius:50%;animation:livePulse 1.5s ease infinite;flex-shrink:0}
@keyframes livePulse{0%,100%{box-shadow:0 0 0 0 rgba(0,255,136,.5)}50%{box-shadow:0 0 0 6px rgba(0,255,136,0)}}
.scanner-title{font-family:'Orbitron',monospace;font-size:.88rem;font-weight:700;color:var(--grn)}
.scanner-sub{font-family:var(--font);font-size:.65rem;color:var(--txt3);margin-left:auto;letter-spacing:.08em}
.scanner-body{padding:1.5rem}
.scanner-note{font-family:var(--font);font-size:.72rem;color:var(--txt3);background:rgba(243,156,18,.05);border:1px solid rgba(243,156,18,.2);padding:.65rem 1rem;border-radius:var(--r);margin-bottom:1.25rem;display:flex;align-items:flex-start;gap:.65rem;line-height:1.6}
.scanner-ports-label{font-family:var(--font);font-size:.65rem;letter-spacing:.12em;color:var(--txt3);text-transform:uppercase;margin-bottom:.6rem}
.scanner-ports{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.1rem}
.port-chip{font-family:var(--font);font-size:.65rem;letter-spacing:.06em;padding:3px 10px;border-radius:10px;cursor:pointer;transition:all .2s;background:var(--bg3);border:1px solid var(--border);color:var(--txt3)}
.port-chip:hover{border-color:rgba(0,255,136,.4);color:var(--grn)}
.port-chip.active{background:rgba(0,255,136,.12);border-color:rgba(0,255,136,.4);color:var(--grn)}
.scanner-input-row{display:flex;gap:.75rem;margin-bottom:1.1rem;align-items:stretch}
.scanner-input{flex:1;background:var(--bg3);border:1.5px solid var(--border);color:var(--txt);font-family:var(--font);font-size:.9rem;padding:12px 16px;border-radius:var(--r);outline:none;transition:border-color .2s;letter-spacing:.04em}
.scanner-input:focus{border-color:rgba(0,255,136,.5)}
.scanner-input::placeholder{color:var(--txt3)}
.scanner-run-btn{font-family:'Orbitron',monospace;font-size:.78rem;font-weight:700;letter-spacing:.1em;background:var(--grn);color:var(--bg);border:none;padding:12px 24px;border-radius:var(--r);cursor:pointer;transition:all .2s;white-space:nowrap;display:flex;align-items:center;gap:8px}
.scanner-run-btn:hover{background:#00cc6a;transform:translateY(-1px);box-shadow:0 0 20px rgba(0,255,136,.35)}
.scanner-run-btn:disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none}
.scanner-output{background:var(--bg);border:1px solid var(--border);border-radius:var(--r2);overflow:hidden;min-height:220px}
.scanner-output-bar{display:flex;align-items:center;gap:.6rem;padding:.6rem 1rem;background:var(--bg3);border-bottom:1px solid var(--border)}
.out-dot{width:10px;height:10px;border-radius:50%}
.out-dot-r{background:#ff5f57}.out-dot-y{background:#febc2e}.out-dot-g{background:#28c840}
.scanner-output-title{font-family:var(--font);font-size:.65rem;color:var(--txt3);margin-left:.25rem;letter-spacing:.08em}
.scanner-output-clear{margin-left:auto;font-family:var(--font);font-size:.65rem;color:var(--txt3);cursor:pointer;transition:color .2s;background:none;border:none}
.scanner-output-clear:hover{color:#ff2d55}
#nmap-output{padding:1.25rem;font-family:var(--font);font-size:.82rem;color:var(--txt2);line-height:1.9;min-height:200px;white-space:pre-wrap;word-break:break-all}
.scan-spinner{display:none;align-items:center;gap:.75rem;padding:.75rem 1.25rem;font-family:var(--font);font-size:.78rem;color:var(--txt3);border-top:1px solid var(--border)}
.scan-spinner.active{display:flex}
.spin-ring{width:16px;height:16px;border:2px solid var(--border);border-top-color:var(--grn);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}
@keyframes spin{to{transform:rotate(360deg)}}
.scan-elapsed{font-family:var(--font);font-size:.7rem;color:var(--txt3);margin-left:auto}

/* API widgets */
.api-result-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--r2);padding:1.25rem;font-family:var(--font);animation:fadeIn .3s ease}
.api-result-header{display:flex;align-items:center;gap:.75rem;margin-bottom:1rem;flex-wrap:wrap}
.api-badge{font-size:.62rem;letter-spacing:.1em;padding:3px 10px;border-radius:12px;text-transform:uppercase;font-weight:600}
.api-badge.geo{background:rgba(0,255,136,.1);color:var(--grn);border:1px solid rgba(0,255,136,.25)}
.api-badge.cve{background:rgba(255,45,85,.1);color:#ff2d55;border:1px solid rgba(255,45,85,.25)}
.api-badge.dns{background:rgba(0,207,255,.1);color:#00cfff;border:1px solid rgba(0,207,255,.25)}
.api-ip{font-size:.9rem;font-weight:700;color:var(--txt-head);flex:1}
.api-severity{font-size:.68rem;letter-spacing:.08em;padding:3px 10px;border-radius:12px;border:1px solid}
.api-result-grid{display:grid;grid-template-columns:1fr 1fr;gap:.5rem .75rem;margin-bottom:.75rem}
.api-field{display:flex;flex-direction:column;gap:1px}
.api-key{font-size:.62rem;letter-spacing:.08em;color:var(--txt3);text-transform:uppercase}
.api-val{font-size:.8rem;color:var(--txt);word-break:break-all}
.api-desc{font-size:.8rem;color:var(--txt2);line-height:1.6;margin-bottom:.75rem}
.api-map-link a{font-size:.78rem;color:var(--grn)}
.api-map-link a:hover{text-decoration:underline}
.api-refs{margin-top:.5rem;display:flex;flex-direction:column;gap:.3rem}
.api-ref-link{font-size:.72rem;color:#00cfff;word-break:break-all}
.api-dns-list{display:flex;flex-direction:column;gap:.35rem;margin-top:.5rem}
.api-dns-item{display:flex;align-items:center;gap:.75rem;font-size:.78rem;padding:.35rem 0;border-bottom:1px solid var(--border)}
.api-ttl{color:var(--txt3);font-size:.68rem;margin-left:auto}
.api-loading{display:flex;align-items:center;gap:.75rem;padding:1rem;color:var(--txt3);font-size:.8rem}
.api-spinner{width:16px;height:16px;border:2px solid var(--border);border-top-color:var(--grn);border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}
.api-error{padding:.75rem 1rem;background:rgba(255,45,85,.08);border:1px solid rgba(255,45,85,.2);border-radius:var(--r);color:#ff2d55;font-size:.8rem}

/* Hints */
.hints-list{display:flex;flex-direction:column;gap:.65rem}
.hint-item{border:1px solid var(--border);border-radius:var(--r);overflow:hidden;cursor:pointer;transition:border-color .2s}
.hint-item:hover,.hint-item.open{border-color:rgba(243,156,18,.35)}
.hint-header{display:flex;align-items:center;justify-content:space-between;padding:.85rem 1.1rem;background:var(--bg3)}
.hint-num{font-family:var(--font);font-size:.72rem;letter-spacing:.08em;color:#f39c12}
.hint-toggle{color:var(--txt3);font-size:.9rem;transition:transform .2s}
.hint-item.open .hint-toggle{transform:rotate(90deg)}
.hint-body{display:none;padding:1rem 1.1rem;font-size:.86rem;color:var(--txt2);line-height:1.7;background:rgba(243,156,18,.04);border-top:1px solid var(--border)}
.hint-item.open .hint-body{display:block}

/* Solution */
.solution-reveal{text-align:center}
.solution-btn{font-family:var(--font);font-size:.8rem;letter-spacing:.1em;background:rgba(0,255,136,.1);border:1px solid rgba(0,255,136,.3);color:var(--grn);padding:12px 28px;border-radius:var(--r);cursor:pointer;transition:all .2s;margin-bottom:1.25rem}
.solution-btn:hover{background:var(--grn);color:var(--bg)}
.solution-summary{font-size:.88rem;color:var(--txt2);margin-bottom:1.25rem;background:rgba(0,255,136,.05);border:1px solid rgba(0,255,136,.15);padding:.85rem 1rem;border-radius:var(--r)}
.finding-list{display:flex;flex-direction:column;gap:.5rem}
.finding-item{display:flex;align-items:center;gap:.85rem;padding:.65rem 1rem;background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);font-size:.8rem;flex-wrap:wrap}
.finding-port{font-family:var(--font);font-size:.75rem;color:var(--grn);min-width:85px}
.finding-svc{color:var(--txt);font-weight:600;flex:1}
.finding-note{color:var(--txt2);font-size:.76rem}
.finding-risk{font-family:var(--font);font-size:.62rem;letter-spacing:.08em;padding:2px 8px;border-radius:10px}
.finding-risk.low{background:rgba(0,255,136,.1);color:#00ff88;border:1px solid rgba(0,255,136,.3)}
.finding-risk.medium{background:rgba(243,156,18,.1);color:#f39c12;border:1px solid rgba(243,156,18,.3)}
.finding-risk.high{background:rgba(255,107,53,.1);color:#ff6b35;border:1px solid rgba(255,107,53,.3)}
.finding-risk.critical{background:rgba(255,45,85,.1);color:#ff2d55;border:1px solid rgba(255,45,85,.3)}

/* Sidebar */
.tsb-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--r2);overflow:hidden}
.tsb-head{background:var(--bg3);padding:.85rem 1.1rem;font-family:var(--font);font-size:.68rem;letter-spacing:.12em;color:var(--txt3);text-transform:uppercase;border-bottom:1px solid var(--border)}
.tsb-body{padding:1rem}
.tsb-download-btn{display:flex;align-items:center;gap:.65rem;width:100%;font-family:var(--font);font-size:.78rem;letter-spacing:.06em;background:rgba(0,255,136,.08);border:1px solid rgba(0,255,136,.25);color:var(--grn);padding:.75rem 1rem;border-radius:var(--r);cursor:pointer;transition:all .2s;margin-bottom:.5rem;text-decoration:none}
.tsb-download-btn:hover{background:var(--grn);color:var(--bg)}
.qr-item{display:flex;align-items:center;gap:.65rem;padding:.4rem 0;border-bottom:1px solid var(--border);font-size:.8rem;color:var(--txt2)}
.qr-item:last-child{border-bottom:none}
.tsb-cert-link{display:block;font-size:.82rem;color:var(--txt2);padding:.45rem 0;border-bottom:1px solid var(--border);transition:color .2s;text-decoration:none}
.tsb-cert-link:hover{color:var(--grn)}
.tsb-cert-link:last-of-type{border-bottom:none}

@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@media(max-width:1100px){.tool-hero-inner,.tool-layout{grid-template-columns:1fr}.tool-info-card{display:none}.tool-sidebar{position:static}.learn-grid{grid-template-columns:1fr}.api-result-grid{grid-template-columns:1fr}}
@media(max-width:768px){.tool-hero-band{padding:2rem 1.25rem}.tool-layout{padding:2rem 1.25rem;gap:1.5rem}.tcs-body{padding:1.25rem}.tool-sticky-inner{padding:0 1.25rem}.cmd-block code{font-size:.78rem}.scanner-input-row{flex-direction:column}.scanner-run-btn{width:100%;justify-content:center}}