:root{--bg:#0b0d10;--surface:#12161b;--surface2:#171c22;--line:#252c35;--text:#f4f7fb;--muted:#8e99a8;--orange:#ff7a1a;--orange2:#ff9b4a;--green:#2ad48f;--red:#ff5a66;--yellow:#f4c44e;--shadow:0 22px 60px rgba(0,0,0,.28)}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}body{margin:0;background:radial-gradient(circle at 85% -10%,rgba(255,122,26,.13),transparent 34%),var(--bg);min-height:100vh}a{color:inherit;text-decoration:none}.app-shell{display:flex;min-height:100vh}.sidebar{width:245px;background:rgba(14,17,21,.96);border-right:1px solid var(--line);padding:22px 16px;position:fixed;inset:0 auto 0 0;display:flex;flex-direction:column;z-index:10}.brand{display:flex;gap:11px;align-items:center;padding:8px 10px 24px}.brand-mark,.login-logo span{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,var(--orange),#ff4d00);font-weight:900;box-shadow:0 10px 30px rgba(255,122,26,.25)}.brand b{display:block;letter-spacing:.08em}.brand small{font-size:10px;color:var(--muted);letter-spacing:.18em}.sidebar nav{display:grid;gap:5px}.nav-item{padding:11px 13px;border-radius:10px;color:#b7c0cb}.nav-item:hover{background:var(--surface2);color:white}.side-user{margin-top:auto;border-top:1px solid var(--line);padding:18px 10px 4px;display:grid;gap:6px}.side-user a{color:var(--orange);font-size:13px}.main{width:calc(100% - 245px);margin-left:245px;padding:30px 34px}.auth-main{width:100%;margin:0;padding:0}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.topbar h1{margin:2px 0 0;font-size:28px}.eyebrow{font-size:11px;letter-spacing:.18em;color:var(--orange);font-weight:800}.readonly-pill,.readonly{border:1px solid rgba(255,122,26,.4);background:rgba(255,122,26,.1);color:var(--orange2);padding:8px 12px;border-radius:999px;font-size:12px;font-weight:800}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.stat,.panel{background:linear-gradient(180deg,rgba(23,28,34,.96),rgba(17,21,26,.96));border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.stat{padding:19px}.stat span,.stat small{display:block;color:var(--muted)}.stat strong{font-size:30px;display:block;margin:5px 0}.stat small{font-size:11px}.panel{padding:20px;margin-bottom:18px}.panel h2,.panel h3{margin-top:0}.panel-head{display:flex;justify-content:space-between;align-items:center}.panel-head p{margin:0;color:var(--muted)}.status{display:inline-flex;align-items:center;font-size:10px;font-weight:900;letter-spacing:.08em;padding:6px 9px;border-radius:999px}.status.online{background:rgba(42,212,143,.12);color:var(--green)}.status.offline{background:rgba(255,90,102,.12);color:var(--red)}.filters{display:flex;gap:9px;margin:18px 0}.filters input{flex:1}input,select,textarea{width:100%;background:#0f1318;border:1px solid #2a323c;color:var(--text);border-radius:10px;padding:11px 12px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,122,26,.1)}label{display:grid;gap:7px;color:#c9d0d9;font-size:13px}.btn{border:1px solid #303944;background:#1b2128;color:white;border-radius:10px;padding:10px 14px;font-weight:750;cursor:pointer;white-space:nowrap}.btn:hover{filter:brightness(1.08)}.btn.primary{background:linear-gradient(135deg,var(--orange),#ff5e00);border-color:transparent}.btn.danger{background:rgba(255,90,102,.12);border-color:rgba(255,90,102,.3);color:#ff8891}.device-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}.device-card{display:block;border:1px solid var(--line);border-radius:14px;background:#101419;padding:16px;transition:.18s}.device-card:hover{transform:translateY(-2px);border-color:rgba(255,122,26,.45)}.device-card-top{display:flex;justify-content:space-between}.device-icon{font-size:10px;font-weight:900;color:var(--orange);background:rgba(255,122,26,.1);padding:7px;border-radius:7px}.device-card h3{margin:15px 0 2px}.serial{font-family:ui-monospace,monospace;font-size:12px;color:var(--muted)}.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.mini-grid span{display:block;color:var(--muted);font-size:10px}.mini-grid b{font-size:12px}.site-chip{display:inline-block;margin-top:14px;color:#bdc5cf;border-top:1px solid var(--line);padding-top:10px;width:100%;font-size:11px}.grade-excellent{color:var(--green)!important}.grade-good{color:#78d7ff!important}.grade-weak{color:var(--yellow)!important}.grade-critical{color:var(--red)!important}.grade-unknown{color:var(--muted)!important}.detail-hero{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.detail-hero h2{font-size:28px;margin:5px 0}.detail-hero p{color:var(--muted);margin:0}.demo-banner{display:flex;gap:12px;align-items:center;background:rgba(255,122,26,.09);border:1px solid rgba(255,122,26,.27);padding:13px 15px;border-radius:13px;margin-bottom:16px}.demo-banner b{color:var(--orange)}.demo-banner span{color:#c7ced7;font-size:13px}.detail-grid{display:grid;grid-template-columns:1.1fr 1fr 1.1fr;gap:14px}.info-panel dl,.settings-grid dl{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}.info-panel dt,.settings-grid dt{color:var(--muted);font-size:12px}.info-panel dd,.settings-grid dd{margin:0;text-align:right;font-weight:700}.optical-panel{text-align:center}.optical-value{font-size:38px;font-weight:900;margin:20px 0 6px}.optical-value small{font-size:13px}.optical-grade{font-size:11px;font-weight:900}.signal-track{height:7px;border-radius:99px;background:#222a32;overflow:hidden;margin:22px 0 12px}.signal-track i{display:block;height:100%;background:linear-gradient(90deg,#ff4d00,var(--orange),var(--green));border-radius:inherit}.optical-meta{display:flex;justify-content:space-around;color:var(--muted);font-size:11px}.optical-meta b{display:block;color:white;font-size:14px}.section-title{font-size:20px}.wifi-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.wifi-head{display:flex;align-items:center;gap:11px}.wifi-head .status{margin-left:auto}.wifi-head span{font-size:11px;color:var(--muted)}.wifi-head h3{margin:0}.wifi-icon{font-size:27px;color:var(--orange)}.ssid{background:#0e1216;border:1px solid var(--line);border-radius:11px;padding:13px;margin:16px 0}.ssid span{display:block;color:var(--muted);font-size:10px}.ssid strong{font-size:18px}.wifi-meta{color:var(--muted);font-size:12px}.wifi-meta b{color:white}.action-form{border-top:1px solid var(--line);margin-top:15px;padding-top:15px;display:grid;gap:10px}.action-panel{display:flex;justify-content:space-between;align-items:center}.action-panel p{color:var(--muted);margin:0}.actions{display:flex;gap:9px}.two-col{display:grid;grid-template-columns:1fr 1.5fr;gap:18px}.stack-form{display:grid;gap:12px}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px}th,td{text-align:left;padding:11px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-size:10px;text-transform:uppercase;letter-spacing:.08em}td small{display:block;color:var(--muted)}.role-badge{font-size:9px;font-weight:900;letter-spacing:.08em;padding:5px 7px;border-radius:6px;background:#222}.role-demo{background:rgba(255,122,26,.12);color:var(--orange)}.role-owner{background:rgba(120,215,255,.12);color:#78d7ff}.grant-row{display:grid;grid-template-columns:180px 1fr 130px;gap:14px;align-items:center;border-top:1px solid var(--line);padding:14px 0}.grant-row small{display:block;color:var(--muted)}.settings-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.health{text-align:center}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:30px}.login-card{width:min(430px,100%);background:rgba(17,21,26,.95);border:1px solid var(--line);box-shadow:0 30px 100px rgba(0,0,0,.5);border-radius:24px;padding:34px}.login-logo span{margin-bottom:22px}.login-card h1{font-size:32px;margin:5px 0}.login-card p,.login-note{color:var(--muted)}.login-card form{display:grid;gap:13px;margin-top:25px}.login-note{border-top:1px solid var(--line);padding-top:17px;margin-top:18px;font-size:11px}.alert{border-radius:11px;padding:12px 14px;margin-bottom:15px;transition:.4s}.alert-success{background:rgba(42,212,143,.1);border:1px solid rgba(42,212,143,.25);color:var(--green)}.alert-error{background:rgba(255,90,102,.1);border:1px solid rgba(255,90,102,.25);color:#ff9aa1}.alert.fade{opacity:.1}.empty{grid-column:1/-1;text-align:center;padding:40px;color:var(--muted)}.footer{color:#646f7d;font-size:10px;text-align:center;padding:20px}.site-chip{font-size:11px}@media(max-width:1100px){.stats{grid-template-columns:1fr 1fr}.device-grid{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:1fr 1fr}.detail-grid .panel:last-child{grid-column:1/-1}.two-col{grid-template-columns:1fr}}@media(max-width:760px){.sidebar{width:72px;padding:18px 10px}.brand span:last-child,.nav-item,.side-user b,.side-user .role-badge{font-size:0}.nav-item{height:42px;background:var(--surface);margin:3px}.side-user a{font-size:10px}.main{width:calc(100% - 72px);margin-left:72px;padding:20px 14px}.stats,.device-grid,.detail-grid,.wifi-grid,.settings-grid{grid-template-columns:1fr}.detail-grid .panel:last-child{grid-column:auto}.filters,.action-panel,.actions,.topbar,.demo-banner{align-items:stretch;flex-direction:column}.grant-row{grid-template-columns:1fr}.topbar{display:flex}.readonly-pill{align-self:flex-start}.panel{padding:15px}}
.status.pending{background:rgba(245,158,11,.12);color:#fbbf24;border-color:rgba(245,158,11,.25)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;word-break:break-all}
.management-panel dd{max-width:100%;word-break:break-word}
.muted{opacity:.72}

/* V3 - compact GenieACS-style ONU list */
.device-list-wrap{margin-top:8px;border:1px solid var(--line);border-radius:13px;overflow:auto;background:#0f1318}
.device-list-table{min-width:1180px;background:#0f1318}
.device-list-table th{position:sticky;top:0;z-index:2;background:#151a20;color:#a9b3bf;padding:10px 9px;white-space:nowrap}
.device-list-table td{padding:9px;vertical-align:middle;white-space:nowrap}
.device-list-row:hover td{background:rgba(255,122,26,.035)}
.col-toggle{width:38px;text-align:center!important}
.list-detail-toggle{display:inline-grid;place-items:center;width:26px;height:22px;border-radius:6px;border:1px solid rgba(255,122,26,.38);background:rgba(255,122,26,.10);color:var(--orange);font-weight:900;font-size:17px;line-height:1}
.list-detail-toggle:hover{background:var(--orange);color:#111}
.pon-badge{display:inline-flex;padding:5px 7px;border-radius:6px;background:#20262e;color:#cbd3dc;font-size:10px;font-weight:800;letter-spacing:.05em}
.device-serial-link b{display:block;color:#f7f9fb}.device-serial-link small{display:block;max-width:180px;overflow:hidden;text-overflow:ellipsis;color:var(--muted);margin-top:3px}
.ssid-list{display:grid;gap:3px;max-width:220px}.ssid-list span{overflow:hidden;text-overflow:ellipsis}
.num-cell{text-align:center!important}.compact-mono{display:block;max-width:145px;overflow:hidden;text-overflow:ellipsis}.last-inform{font-size:11px;color:#c5cdd7}.btn-small{padding:7px 10px;font-size:11px}
@media(max-width:760px){.device-list-wrap{margin-left:-4px;margin-right:-4px}.device-list-table{min-width:1050px}.device-list-table th,.device-list-table td{padding:8px 7px}.panel-head{align-items:flex-start;gap:10px}.panel-head .status{flex:none}}

/* V5 - informative GenieACS-style device list */
.device-list-table{min-width:1500px}
.device-list-table td{vertical-align:top}
.list-detail-toggle{font-family:inherit;cursor:pointer;padding:0}
.list-detail-toggle.is-open{background:var(--orange);color:#111;transform:rotate(45deg)}
.ssid-list span{display:block}.ssid-list em{display:inline-block;min-width:27px;font-style:normal;color:var(--orange);font-size:9px;font-weight:900}.ssid-list small{display:inline;color:var(--muted);margin-left:4px}
.uptime-cell{font-size:11px;color:#d3dae3}.row-actions{display:flex;gap:6px;align-items:center}.row-actions form{margin:0}.row-actions .btn{padding:7px 9px}
.quick-device-facts{display:none;background:#0c1014}.quick-device-facts.is-open{display:table-row}.quick-device-facts>td{padding:0 14px 14px 48px!important;border-bottom:1px solid #303843}
.quick-facts-grid{display:grid;grid-template-columns:repeat(4,minmax(220px,1fr));gap:10px;padding:14px;border:1px solid #28313a;border-radius:11px;background:#11161b}
.quick-facts-grid>div{min-width:0;padding:10px 11px;border:1px solid #222b34;border-radius:9px;background:#0d1216}.quick-facts-grid span{display:block;color:var(--orange);font-size:9px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;margin-bottom:5px}.quick-facts-grid b{display:block;font-size:12px;overflow:hidden;text-overflow:ellipsis}.quick-facts-grid small{display:block;margin-top:4px;color:var(--muted);font-size:10px;white-space:normal;overflow-wrap:anywhere}.quick-facts-grid .mono{font-size:10px}
@media(max-width:1200px){.quick-facts-grid{grid-template-columns:repeat(2,minmax(240px,1fr))}}
@media(max-width:760px){.device-list-table{min-width:1400px}.quick-facts-grid{grid-template-columns:1fr}.quick-device-facts>td{padding-left:10px!important}}