:root{--bg: #f7f8fb;--surface: #ffffff;--surface-soft: #fbfcfe;--ink: #07142b;--muted: #556275;--line: #d8dde6;--line-soft: #e9edf4;--blue: #0b7ddd;--blue-2: #1e93ff;--green: #229a37;--red: #e30710;--amber: #f59d00;--navy: #082445;--shadow: 0 18px 45px rgba(20, 37, 63, .08);--radius: 12px;font-family:Segoe UI,Aptos,Arial,sans-serif}*{box-sizing:border-box}html{background:var(--bg);color:var(--ink)}body{margin:0;min-height:100vh;background:linear-gradient(180deg,#fff 0,#f7f8fb 120px,#f4f6fa)}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}p{line-height:1.45}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.topbar{height:76px;position:sticky;top:0;z-index:20;display:grid;grid-template-columns:360px 1fr 220px;align-items:center;gap:1rem;padding:0 24px;border-bottom:1px solid var(--line);background:#fffffff0;backdrop-filter:blur(14px)}.brandmark{display:flex;align-items:center;gap:.85rem;min-width:0}.brandmark strong{display:block;font-size:1.45rem;line-height:1;letter-spacing:-.03em}.brandmark small{display:block;margin-top:.18rem;color:#4d5b70;font-size:.82rem}.wifi-mark{width:38px;height:38px;display:inline-block;flex:0 0 auto;background:url(/assets/wifi-logo.svg) center / contain no-repeat}nav{height:100%;display:flex;justify-content:center;gap:1.1rem;align-items:stretch}nav a{display:flex;align-items:center;padding:0 .55rem;color:#0d172a;font-weight:750;border-bottom:3px solid transparent}nav a.active,nav a:hover{border-bottom-color:var(--blue);color:#031329}.site-search{display:flex;align-items:center;height:44px;border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}.site-search input{width:100%;height:100%;border:0;outline:0;padding:0 .75rem;color:var(--ink);font:inherit}.site-search button{width:42px;height:100%;border:0;background:transparent;color:#657285;font-size:1.4rem;cursor:pointer}main{width:min(1490px,calc(100% - 48px));margin:16px auto 0}.dashboard-grid{display:grid;grid-template-columns:minmax(0,2.1fr) minmax(360px,1fr);gap:18px;align-items:stretch}.diagnostic-card,.answers-card,.tips-card,.led-table-wrap,.brand-tabs,.console-left,.device-stage,.quick-stack article,.matrix-section,.brand-shelf,.popular-panel,.downloads,.step-card,.repair-notes>div,.related-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.diagnostic-card{padding:18px;min-height:540px}.card-head{display:flex;justify-content:space-between;gap:1rem;align-items:flex-start;margin-bottom:18px}.title-lockup{display:flex;gap:14px;align-items:flex-start}.tool-icon{width:50px;height:50px;border:1px solid var(--line);border-radius:9px;display:grid;place-items:center;font-size:1.7rem;color:var(--navy);background:#fff}h1,h2,h3,p{margin-top:0}h1{margin-bottom:.35rem;font-size:1.35rem;line-height:1.15;letter-spacing:-.02em}.title-lockup p,.card-head p{margin:0;color:var(--ink)}.outline-btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;min-height:44px;padding:.7rem 1rem;border:1px solid #cbd2dc;border-radius:7px;background:#fff;font-weight:800;color:#0b1325;white-space:nowrap}.router-photo{width:100%;margin:8px auto 16px}.issue-panel{display:grid;grid-template-columns:260px 1fr 210px;gap:18px;padding:18px;border:1px solid var(--line);border-radius:8px;background:#fff}.issue-status{display:flex;gap:16px;align-items:flex-start;padding-right:18px;border-right:1px solid var(--line)}.big-red-icon{width:74px;height:74px;border-radius:50%;display:grid;place-items:center;background:var(--red);color:#fff;font-size:3rem;line-height:1;box-shadow:0 10px 26px #e307103b}.issue-status h2{margin:6px 0 .45rem;color:var(--red);font-size:1.35rem;letter-spacing:.01em}.issue-status p{margin:0 0 .75rem;font-size:1rem;font-weight:800}.issue-status a{display:inline-flex;border:1px solid rgba(227,7,16,.55);color:var(--red);border-radius:6px;padding:.5rem .8rem;font-weight:800;background:#fff8f8}.issue-copy{padding-right:18px;border-right:1px solid var(--line)}.issue-copy h3,.stuck-box h3{margin:0 0 .55rem;font-size:1rem}.issue-copy p{margin-bottom:.65rem}.issue-copy ul{margin:0;padding-left:1.2rem;color:#101b31}.issue-copy li+li{margin-top:.35rem}.stuck-box p{color:#1d293e;margin-bottom:1.15rem}.answers-card{padding:10px 0 0;border:0;box-shadow:none;background:transparent}.answers-card h2{font-size:1.05rem;margin:0 0 14px 6px}.answer-line{display:grid;grid-template-columns:58px 1fr;gap:16px;min-height:116px;align-items:center;padding:16px 18px;margin-bottom:16px;border:1px solid var(--line);border-left-width:4px;border-radius:9px;background:#fff;box-shadow:var(--shadow)}.answer-line>span{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;color:#fff;font-size:1.55rem}.answer-line strong{display:block;margin-bottom:.35rem;font-size:1.03rem}.answer-line p{margin:0 0 .55rem;color:#152238}.answer-line em{font-style:normal;font-weight:800}.answer-line.green{border-left-color:var(--green)}.answer-line.green>span{background:var(--green)}.answer-line.green em{color:var(--green)}.answer-line.amber{border-left-color:var(--amber)}.answer-line.amber>span{background:var(--amber)}.answer-line.amber em{color:#a96800}.answer-line.blue{border-left-color:var(--blue)}.answer-line.blue>span{background:var(--blue)}.answer-line.blue em{color:var(--blue)}.answer-line.navy{border-left-color:var(--navy)}.answer-line.navy>span{background:var(--navy)}.answer-line.navy em{color:var(--navy)}.reference-zone{margin-top:18px}.brand-tabs{min-height:48px;display:grid;grid-template-columns:repeat(5,1fr) 1.55fr;align-items:stretch;overflow:hidden;box-shadow:none}.brand-tabs a{display:flex;align-items:center;justify-content:center;gap:.45rem;padding:.9rem 1rem;border-right:1px solid var(--line);font-weight:850;text-transform:uppercase;font-size:.84rem}.brand-tabs a.selected{background:var(--navy);color:#fff}.brand-select{display:flex;align-items:center;justify-content:flex-end;gap:1rem;padding:.5rem 0 .5rem 1rem;background:var(--bg)}.brand-select span{color:#1d293e}.brand-select a{width:250px;justify-content:space-between;border:1px solid var(--line);border-radius:8px;background:#fff;text-transform:none;color:var(--ink)}.reference-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;margin-top:0;align-items:stretch}.led-table-wrap{overflow:auto;border-top-left-radius:0}.led-table{width:100%;min-width:930px;border-collapse:collapse;font-size:.85rem}.led-table th,.led-table td{border:1px solid var(--line-soft);padding:.78rem .82rem;text-align:left;vertical-align:middle}.led-table thead th{background:#fbfcff;font-weight:900}.led-table thead th:first-child{width:210px}.led-table thead small{display:block;font-weight:600;color:#44536a}.led-table tbody th{white-space:nowrap;font-weight:850;background:#fff}.dot{width:13px;height:13px;border-radius:50%;display:inline-block;margin-right:.8rem;vertical-align:-.08rem}.dot.solid-green,.dot.blinking-green{background:var(--green)}.dot.solid-amber,.dot.blinking-amber{background:var(--amber)}.dot.solid-red,.dot.blinking-red{background:var(--red)}.dot.off{background:#5f6875}.mini-icon{width:22px;height:22px;display:inline-block;margin-right:.55rem;vertical-align:-.38rem;border-radius:50%;border:3px solid currentColor;color:var(--green)}.mini-icon.globe{color:var(--red)}.mini-icon.wifi-blue,.mini-icon.usb{color:var(--blue)}.mini-icon.sync{color:var(--navy)}.mini-icon.lan{color:var(--green);border-radius:4px}.tips-card{padding:18px;box-shadow:none}.tips-card h2{font-size:1.05rem;margin-bottom:1rem}.tips-card article{display:grid;grid-template-columns:32px 1fr;gap:12px;margin-bottom:18px}.tips-card article span{color:var(--blue);font-size:1.35rem}.tips-card strong{display:block;margin-bottom:.25rem}.tips-card p{margin:0;color:#334155}.tips-card>a{color:var(--blue);font-weight:900}.site-footer{width:min(1490px,calc(100% - 48px));margin:24px auto;padding:18px 24px;border:1px solid var(--line);border-radius:10px;display:flex;justify-content:space-between;gap:1rem;background:#fff;color:#304058}.site-footer p{margin:.25rem 0 0}.footer-links{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:.6rem}.footer-links a{font-weight:800;padding:.55rem .75rem;border-radius:999px;background:#fff;border:1px solid var(--line)}.console-hero{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(300px,.8fr) minmax(220px,.45fr);gap:18px;margin-bottom:18px}.console-left,.device-stage,.quick-stack article,.matrix-section,.brand-shelf,.popular-panel,.downloads,.step-card,.repair-notes>div,.related-panel{padding:22px}.console-left h1{font-size:clamp(2rem,4vw,4rem);line-height:.96;letter-spacing:-.05em}.device-stage{display:grid;place-items:center;background:#111927;overflow:hidden}.device-stage img{width:100%}.quick-stack{display:grid;gap:14px}.quick-stack article{min-height:130px}.eyebrow{margin:0 0 .7rem;text-transform:uppercase;letter-spacing:.12em;font-size:.72rem;font-weight:900;color:#5f6d80}.lead{font-size:1.08rem;color:#26364d}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:.75rem 1rem;border-radius:8px;border:1px solid var(--line);font-weight:850}.button.primary{background:var(--blue);color:#fff;border-color:var(--blue)}.button.ghost{background:#fff}.status-strip,.brand-grid,.popular-list,.repair-notes,.steps-grid{display:grid;gap:12px}.status-strip{grid-template-columns:repeat(4,1fr);margin-top:1rem}.status-strip span,.popular-list a,.brand-card{border:1px solid var(--line);border-radius:8px;padding:.8rem;background:#fff}.brand-grid{grid-template-columns:repeat(4,1fr)}.brand-card{min-height:90px;background:var(--navy);color:#fff;display:flex;flex-direction:column;justify-content:space-between}.popular-list{grid-template-columns:repeat(2,1fr)}.popular-list a{display:flex;justify-content:space-between;font-weight:800}.matrix-section,.brand-shelf,.popular-panel,.downloads,.related-panel{margin:18px 0}.signal-row{display:grid;grid-template-columns:170px 1fr minmax(220px,.6fr);gap:14px;padding:12px;border-bottom:1px solid var(--line-soft)}.downloads{display:grid;grid-template-columns:minmax(260px,.7fr) 1fr;gap:18px;background:#fff}.detail-page{padding-bottom:1rem}.answer-box{border:1px solid var(--line);border-radius:8px;padding:12px;background:#fff}.state-badge{position:absolute;top:18px;right:18px;padding:.5rem .75rem;border-radius:999px;color:#fff;font-weight:900;background:var(--blue)}.steps-grid{grid-template-columns:1fr .72fr;margin:18px 0}.repair-notes{grid-template-columns:repeat(3,1fr);margin:18px 0}@media(max-width:1180px){.topbar{grid-template-columns:300px 1fr;height:auto;padding:12px 18px}.site-search{grid-column:1 / -1}.dashboard-grid,.reference-layout,.console-hero,.steps-grid,.downloads{grid-template-columns:1fr}.brand-tabs{grid-template-columns:repeat(3,1fr)}.brand-select{grid-column:1 / -1;justify-content:space-between;padding-right:1rem}.issue-panel{grid-template-columns:1fr}.issue-status,.issue-copy{border-right:0;border-bottom:1px solid var(--line);padding:0 0 16px}}@media(max-width:680px){main,.site-footer{width:min(100% - 20px,1490px)}.topbar{position:static;display:block}nav{height:auto;justify-content:flex-start;overflow-x:auto;padding:10px 0}nav a{white-space:nowrap;min-height:40px}.site-search{margin-top:8px}.brandmark strong{font-size:1.15rem}.dashboard-grid{gap:12px}.diagnostic-card{padding:12px}.card-head{display:block}.outline-btn{margin-top:12px;width:100%}.title-lockup{gap:10px}.tool-icon{width:42px;height:42px}.issue-panel{padding:12px}.answer-line{grid-template-columns:44px 1fr;gap:12px;padding:14px}.answer-line>span{width:38px;height:38px}.brand-tabs{grid-template-columns:1fr 1fr}.brand-tabs a{font-size:.75rem}.brand-select{display:none}.reference-layout{gap:12px}.site-footer{display:block}.footer-links{justify-content:flex-start;margin-top:12px}.brand-grid,.popular-list,.repair-notes,.status-strip,.signal-row{grid-template-columns:1fr}}.qa-shell{margin:18px 0 28px}.qa-hero{display:grid;grid-template-columns:1fr 190px;gap:18px;align-items:stretch;padding:26px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.qa-hero h1{margin:0 0 .55rem;font-size:clamp(2rem,4vw,4.6rem);line-height:.94;letter-spacing:-.06em}.qa-hero p{max-width:820px;color:#314057;margin-bottom:0;font-size:1.06rem}.qa-hero aside{display:grid;place-items:center;align-content:center;border-radius:10px;background:linear-gradient(150deg,#082445,#0b7ddd);color:#fff;text-align:center}.qa-hero aside strong{font-size:3.2rem;line-height:.9;letter-spacing:-.06em}.qa-hero aside span{margin-top:.45rem;color:#dceeff;font-weight:800}.qa-hero.compact-feed h1{font-size:clamp(1.9rem,3vw,3.4rem)}.qa-layout{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:18px;margin-top:18px;align-items:start}.qa-feed{display:grid;gap:12px}.qa-card{display:grid;grid-template-columns:58px 1fr;gap:18px;padding:18px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:0 8px 22px #14253f0d}.qa-num{width:44px;height:44px;border-radius:999px;display:grid;place-items:center;background:#edf6ff;color:var(--blue);font-weight:950}.qa-tag{display:inline-flex;margin-bottom:.55rem;padding:.28rem .55rem;border:1px solid #cfe1f7;border-radius:999px;color:#075a9d;background:#f5faff;font-size:.76rem;font-weight:900}.qa-card h2{margin:0 0 .45rem;font-size:1.15rem;letter-spacing:-.02em}.qa-card p{margin:0 0 .75rem;color:#26364d}.qa-check{padding:.8rem .9rem;border-left:3px solid var(--blue);background:#f7fbff;color:#26364d;border-radius:0 8px 8px 0}.qa-card a{display:inline-flex;margin-top:.8rem;color:var(--blue);font-weight:900}.qa-side{position:sticky;top:94px;padding:16px;border:1px solid var(--line);border-radius:12px;background:#fff;box-shadow:var(--shadow)}.qa-side h2{margin:0 0 .75rem;font-size:1.05rem}.qa-side>a{display:block;padding:.78rem .85rem;border:1px solid var(--line);border-radius:8px;font-weight:850;margin-bottom:.5rem}.qa-side>a.current{background:var(--navy);color:#fff;border-color:var(--navy)}.qa-note{margin-top:1rem;padding:1rem;border-radius:10px;background:#f6f8fb;color:#334155}.qa-note strong{display:block;margin-bottom:.35rem;color:var(--ink)}.qa-note p{margin:0}@media(max-width:900px){.qa-hero,.qa-layout{grid-template-columns:1fr}.qa-hero aside{min-height:110px}.qa-side{position:static}}@media(max-width:560px){.qa-hero{padding:18px}.qa-card{grid-template-columns:1fr;gap:10px;padding:15px}.qa-num{width:38px;height:38px}}
