:root{color-scheme:dark;--bg:#0a1019;--panel:#111b27;--panel2:#172434;--border:#283747;--fg:#eef6fb;--muted:#a7b8c8;--mint:#59e2c2;--mintdark:#173d3a;--amber:#f5c782;--red:#ff8e9c;--radius:17px;font-family:system-ui,-apple-system,"Segoe UI",Arial,sans-serif}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--fg)}body{font-size:15px;line-height:1.55}button,input,select{font:inherit}button{cursor:pointer}a{color:var(--mint)}.app-shell{display:grid;grid-template-columns:252px minmax(0,1fr);min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;border-left:1px solid var(--border);padding:28px 15px;background:#0e1721;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;padding:3px 9px 32px}.mark{width:44px;height:44px;display:grid;place-items:center;color:#001b1a;background:var(--mint);font-size:24px;font-weight:900;border-radius:13px;box-shadow:0 0 28px #59e2c222}.brand small{display:block;color:var(--muted);font-weight:500;letter-spacing:1.6px;font-size:9px}.brand strong{font-size:17px;line-height:1.2}.nav-heading{font-size:11px;color:#8dabbc;padding:15px 14px 8px;font-weight:700}.nav-btn{width:100%;display:flex;align-items:center;gap:12px;background:none;border:1px solid transparent;color:#bdcbd6;border-radius:12px;padding:12px 14px;text-align:right;margin:3px 0;transition:.15s}.nav-btn:hover{background:#1c2a36}.nav-btn.active{color:var(--mint);background:#153330;border-color:#276454}.nav-btn .sym{width:23px;text-align:center;font-size:19px}.sidebar-foot{margin-top:auto;border:1px solid var(--border);border-radius:14px;padding:14px;background:#121e2a;font-size:12px;color:var(--muted)}.footer-dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-left:7px;background:#a1aab6}.footer-dot.live{background:var(--mint);box-shadow:0 0 10px var(--mint)}main.content{min-width:0;padding:28px clamp(17px,3vw,45px) 65px;max-width:1640px;width:100%;margin:auto}.topbar{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:31px}.eyebrow{font-size:12px;letter-spacing:1px;color:var(--mint);font-weight:700}.topbar h1{font-size:clamp(23px,3vw,34px);margin:4px 0 2px;line-height:1.2}.sub{color:var(--muted);margin:3px 0 0}.toolbar{display:flex;gap:9px;align-items:center}.btn{border:1px solid var(--border);background:var(--panel2);color:var(--fg);border-radius:12px;padding:10px 16px;min-height:43px;display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:650;white-space:nowrap}.btn:hover{border-color:#4b7277;background:#20323c}.btn.primary{background:var(--mint);border-color:var(--mint);color:#032d2a}.btn.primary:hover{background:#8af7d9}.btn.danger{border-color:#653746;color:#ffb1b7}.btn.small{font-size:12px;min-height:36px;padding:7px 11px}.btn.full{width:100%}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:15px;margin:24px 0}.metric{border:1px solid var(--border);background:var(--panel);border-radius:var(--radius);padding:20px;min-height:129px;position:relative;overflow:hidden}.metric-label{color:var(--muted);font-size:13px}.metric-value{font-size:35px;font-weight:770;letter-spacing:-1px;line-height:1.3;margin:8px 0}.metric-detail{color:var(--muted);font-size:12px}.metric .metric-icon{position:absolute;left:18px;top:17px;opacity:.65;font-size:21px}.section-bar{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:26px 0 13px}.section-bar h2{font-size:19px;margin:0}.hint{color:var(--muted);font-size:12px}.grid-cams{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:17px}.camera{overflow:hidden;border:1px solid var(--border);background:var(--panel);border-radius:var(--radius)}.screen{aspect-ratio:16/9;background:radial-gradient(circle at center,#1b3742,#0b151e 65%);position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.screen iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:#05090e}.screen .cam-symbol{font-size:56px;color:#416475;opacity:.7}.cam-tag{position:absolute;top:12px;right:12px;background:#071019cc;border-radius:8px;padding:4px 9px;font-size:11px;font-weight:700;border:1px solid #ffffff20}.cam-tag.good{color:var(--mint)}.cam-tag.wait{color:var(--amber)}.camera-info{padding:15px}.camera-name{display:flex;justify-content:space-between;align-items:center;gap:10px}.camera h3{margin:0;font-size:16px}.camera p{color:var(--muted);margin:4px 0 13px;font-size:12px}.cam-actions{display:flex;gap:8px;flex-wrap:wrap}.empty{border:1px dashed #355266;background:linear-gradient(140deg,#152735,#111b27);border-radius:20px;min-height:250px;padding:27px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:10px}.empty .hero-icon{font-size:47px}.empty h3{margin:0}.empty p{max-width:490px;color:var(--muted);margin:0 0 8px}.section-card{padding:21px;border-radius:var(--radius);border:1px solid var(--border);background:var(--panel);margin:16px 0}.section-card h3{margin:0 0 7px}.section-card p{color:var(--muted);margin:5px 0 13px}.apps-row{display:flex;gap:8px;flex-wrap:wrap}.pill{background:#192d35;border:1px solid #2c5253;color:#d3e8e8;border-radius:99px;padding:6px 12px;font-size:12px}.pill.neutral{border-color:var(--border);background:#17212e;color:var(--muted)}.note{border-right:3px solid var(--mint);background:#193137;padding:13px 16px;margin:17px 0;border-radius:10px;color:#dceeea}.note.warning{border-color:var(--amber);background:#3e3324;color:#fff0ce}.note.danger{border-color:var(--red);background:#3d2630;color:#ffdce1}.cols2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-field{display:flex;flex-direction:column;gap:7px;margin:14px 0}.form-field label{font-size:13px;font-weight:650;color:#d9e8f0}.form-field input,.form-field select,.search{background:#0c1521;border:1px solid #375064;color:#f2f8ff;border-radius:11px;padding:12px;outline:none;width:100%;min-height:43px}.form-field input:focus,.form-field select:focus,.search:focus{border-color:var(--mint);box-shadow:0 0 0 3px #54dfbc22}.form-field small{color:var(--muted);font-size:12px}.form-field input[dir=ltr]{direction:ltr;text-align:left}.form-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}.dialog-wrap{position:fixed;inset:0;background:#000a;display:grid;place-items:center;z-index:20;padding:20px}.dialog{width:min(540px,100%);max-height:92vh;overflow:auto;background:#142130;border:1px solid #3c5361;border-radius:22px;box-shadow:0 24px 70px #000a;padding:26px}.dialog h2{margin:0 0 8px}.dialog p{color:var(--muted);font-size:13px}.dialog-head{display:flex;align-items:center;justify-content:space-between}.icon-btn{border:1px solid var(--border);border-radius:10px;background:#223342;color:var(--fg);font-size:20px;padding:4px 12px}.login-page{min-height:100vh;display:grid;place-items:center;padding:22px;background:radial-gradient(circle at 25% 20%,#173e41,#0a1019 53%)}.login-panel{width:min(460px,100%);background:var(--panel);border:1px solid #375064;border-radius:24px;padding:35px;box-shadow:0 32px 90px #0007}.login-panel .mark{margin-bottom:23px}.login-panel h1{font-size:27px;margin:0 0 6px}.login-panel p{color:var(--muted)}.test-list{display:grid;gap:12px}.test-row{display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--border);background:#132130;padding:14px;border-radius:12px}.test-row strong{display:block}.test-row small{display:block;color:var(--muted)}.status-pill{border-radius:20px;padding:5px 11px;font-size:12px;font-weight:700;background:#183b37;color:var(--mint)}.status-pill.wait{color:var(--amber);background:#3b3022}.steps{counter-reset:step;display:grid;gap:10px}.step{border:1px solid var(--border);border-radius:14px;padding:15px 17px;display:flex;gap:14px;align-items:flex-start;background:#13212c}.step-number{width:30px;height:30px;flex-shrink:0;border-radius:8px;display:grid;place-items:center;background:#244344;color:var(--mint);font-weight:800}.step h3{margin:0 0 4px;font-size:14px}.step p{margin:0;color:var(--muted);font-size:13px}.code{font-size:12px;direction:ltr;text-align:left;display:block;word-break:break-all;background:#070d14;padding:11px 13px;border:1px solid #2c4451;border-radius:10px;margin:10px 0;user-select:all}.toasts{position:fixed;bottom:24px;left:24px;z-index:45;display:grid;gap:9px;max-width:min(420px,calc(100% - 32px))}.toast{background:#22423f;color:#e5fff7;border:1px solid #3c7971;border-radius:12px;padding:11px 15px;box-shadow:0 9px 30px #0005}.toast.err{background:#542f38;border-color:#a65b68}.search-wrap{max-width:320px}.micro{font-size:11px;color:var(--muted)}.boot{padding:30vh 20px;text-align:center}.skip{position:absolute;top:-100px}.skip:focus{top:10px;z-index:100;background:#fff;color:#000;padding:10px}.mobile-top{display:none}
@media(max-width:1100px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.app-shell{grid-template-columns:210px minmax(0,1fr)}}
@media(max-width:760px){.app-shell{display:block}.sidebar{height:auto;position:sticky;top:0;z-index:8;padding:8px 10px;border-left:0;border-bottom:1px solid var(--border);flex-direction:row;align-items:center;overflow:auto;gap:6px;scrollbar-width:none}.sidebar .brand{padding:0 5px 0 12px;flex-shrink:0}.sidebar .brand .mark{width:34px;height:34px;font-size:17px}.sidebar .brand strong{font-size:12px}.sidebar .brand small,.sidebar .nav-heading,.sidebar-foot{display:none}.nav-btn{width:auto;white-space:nowrap;margin:0;padding:8px 11px;font-size:12px}.nav-btn .sym{display:none}main.content{padding:21px 14px 42px}.topbar{flex-direction:column;align-items:stretch}.toolbar{flex-wrap:wrap}.topbar h1{font-size:26px}.metric-grid{gap:9px;margin:18px 0}.metric{padding:14px;min-height:109px}.metric-value{font-size:26px}.grid-cams{grid-template-columns:1fr}.cols2{grid-template-columns:1fr}.section-bar{align-items:flex-start;flex-direction:column}.section-bar>div{width:100%}.search-wrap{max-width:none}.dialog{padding:19px}.test-row{align-items:flex-start;flex-direction:column;gap:7px}}
[hidden]{display:none!important}button:disabled{opacity:.48;cursor:not-allowed}
/* Panda Camera Hub UI refinement v0.3.1 — mobile-first, progressive */
:root{--bg:#07111e;--panel:#111c2b;--panel2:#192b40;--border:#2e455b;--mint:#70edcf;--muted:#abc1d2;--radius:22px}
html,body{overflow-x:hidden;background:radial-gradient(circle at 80% 0%,#12344b 0,#081523 36%,#07111e 75%)}
.app-shell{gap:15px}
.sidebar{background:linear-gradient(150deg,rgba(20,37,53,.97),rgba(8,18,30,.97));border:1px solid #2a4054;border-radius:25px;margin:13px;box-shadow:0 18px 44px #0006}
.content{padding-top:16px}
.topbar{background:linear-gradient(120deg,rgba(24,52,66,.94),rgba(11,24,40,.94));border:1px solid #315069;border-radius:25px;padding:24px;box-shadow:inset 0 1px 0 #ffffff12,0 18px 40px #0005}
.topbar h1{letter-spacing:-.02em}
.metric,.camera,.section-card,.test-row,.step,.login-panel{background:linear-gradient(160deg,#1a3040 0%,#101d2d 48%,#0d1927 100%);border:1px solid #36516a;border-radius:22px;box-shadow:inset 0 1px 0 #ffffff0d,0 15px 35px #0005;transition:transform .18s,border-color .18s,box-shadow .18s}
@media(hover:hover){.metric:hover,.camera:hover,.section-card:hover{transform:translateY(-3px);border-color:#52817f;box-shadow:0 20px 38px #0008}}
.metric{position:relative;overflow:hidden}.metric:after{content:'';position:absolute;width:140px;height:140px;border-radius:100%;left:-65px;bottom:-70px;background:radial-gradient(circle,#70edcf1c,transparent 70%);pointer-events:none}
.metric:nth-child(2):after{background:radial-gradient(circle,#67b4ff25,transparent 70%)}
.metric:nth-child(3):after{background:radial-gradient(circle,#ffbf6d23,transparent 70%)}
.metric:nth-child(4):after{background:radial-gradient(circle,#b694ff2c,transparent 70%)}
.btn{border-radius:12px;box-shadow:inset 0 1px 0 #ffffff16,0 8px 14px #0002;min-height:44px}
.btn.primary{background:linear-gradient(180deg,#98ffe2,#50d9bd);border-color:#79edd1;box-shadow:inset 0 1px 0 #ffffff8a,0 10px 20px #42e0bb34}
.btn:focus-visible,.nav-btn:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #77ffe0;outline-offset:2px}
.nav-btn.active{background:linear-gradient(120deg,#1b4b46,#14302f);box-shadow:inset 0 1px 0 #ffffff16,0 8px 18px #0004}
.camera{overflow:hidden}.screen{background:radial-gradient(circle at center,#255167,#0b1726 66%)}.screen:before{content:'';position:absolute;inset:0;background:linear-gradient(145deg,#ffffff1a,transparent 38%);pointer-events:none}.cam-tag{z-index:2}
.camera-info{padding:17px}.camera-name{align-items:flex-start}
.search,.form-field input,.form-field select{min-height:45px;border-radius:13px}
.dialog{max-height:calc(100dvh - 30px);overflow-y:auto;overscroll-behavior:contain}
.dialog-wrap{padding:max(12px,env(safe-area-inset-top)) 12px max(12px,env(safe-area-inset-bottom));overscroll-behavior:contain}
.toasts{bottom:calc(20px + env(safe-area-inset-bottom))}
@media(max-width:760px){
 .app-shell{display:flex;flex-direction:column;gap:0}
 .sidebar{position:sticky;top:0;height:auto;display:flex;flex-flow:row wrap;justify-content:space-between;align-items:center;gap:5px;margin:0;padding:8px max(8px,env(safe-area-inset-right));border-radius:0 0 18px 18px;z-index:15;background:#0c1a29f5;backdrop-filter:blur(18px)}
 .sidebar .brand{flex:0 0 100%;padding:1px 6px 3px;gap:8px}
 .sidebar .brand .mark{height:31px;width:31px;border-radius:10px;font-size:17px}
 .sidebar .brand strong{font-size:12px}.sidebar .nav-btn{flex:1 1 auto;width:auto;text-align:center;justify-content:center;padding:9px 3px;min-height:42px;font-size:11px;white-space:nowrap;margin:0}
 main.content{padding:13px 12px calc(95px + env(safe-area-inset-bottom))}
 .topbar{padding:19px 16px;margin-bottom:14px;border-radius:20px}
 .topbar h1{font-size:26px}
 .toolbar{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;width:100%}
 .toolbar .btn{padding:10px 5px;font-size:11px;min-width:0;white-space:normal}
 .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:12px 0}
 .metric{min-height:130px;padding:15px}.metric-value{font-size:25px}.metric-label{font-size:12px}
 .grid-cams{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
 .camera-info{padding:12px}.camera h3{font-size:14px}.camera p{font-size:11px}.cam-tag{font-size:10px;top:8px;right:8px}
 .cam-actions{gap:6px}.cam-actions .btn{min-height:37px;flex:1 1 calc(50% - 6px);font-size:11px;padding:8px 5px}
 .search-wrap{max-width:100%}.section-bar{gap:11px}
 .cols2{grid-template-columns:1fr}
 .dialog{padding:20px;border-radius:20px}
 .form-actions .btn{flex:1}
 .test-row{align-items:flex-start}
}
@media(max-width:430px){
 .sidebar .nav-btn{font-size:10px;padding:8px 2px}
 .grid-cams{grid-template-columns:1fr}
 .metric{min-height:119px;padding:13px}
 .metric-value{font-size:24px}
 .topbar h1{font-size:24px}
}
@media(max-width:350px){.metric-grid{grid-template-columns:1fr}.toolbar{grid-template-columns:1fr}.sidebar .nav-btn{font-size:9px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important;scroll-behavior:auto!important}}