:root{--bg:oklch(97.4% .008 255);--surface:oklch(100% 0 0);--surface-soft:oklch(98.5% .006 255);--text:oklch(23% .025 255);--muted:oklch(56% .025 255);--border:oklch(91% .012 255);--primary:oklch(43% .11 251);--primary-dark:oklch(34% .09 251);--success:oklch(58% .13 157);--warning:oklch(72% .15 76);--danger:oklch(55% .19 27);--radius:16px;--shadow:0 12px 34px oklch(30% .03 255 / .07);--font:-apple-system,BlinkMacSystemFont,"SF Pro Display","PingFang SC","Microsoft YaHei",Segoe UI,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px}.app-shell{min-height:100vh;display:grid;grid-template-columns:248px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;background:oklch(20% .025 255);color:white;padding:28px 18px 20px;display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;color:white;text-decoration:none;padding:0 8px 28px}.brand>span:last-child,.login-brand>div{display:grid;gap:2px}.brand strong,.login-brand strong{font-size:19px;letter-spacing:-.4px}.brand small,.login-brand small{font-size:11px;color:oklch(75% .02 255)}.brand-mark{position:relative;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(145deg,oklch(72% .15 183),oklch(53% .15 250));box-shadow:inset 0 1px 0 rgba(255,255,255,.38)}.brand-mark:before,.brand-mark span:before{content:"";position:absolute;background:white;border-radius:6px}.brand-mark:before{width:15px;height:6px}.brand-mark span:before{width:6px;height:15px;transform:translate(-3px,-7.5px)}.brand-mark.large{width:46px;height:46px;border-radius:14px}.sidebar nav{display:grid;gap:6px}.nav-item{min-height:46px;display:flex;align-items:center;gap:12px;color:oklch(80% .02 255);padding:0 13px;border-radius:12px;text-decoration:none;font-weight:600}.nav-item>span{width:20px;text-align:center;font-size:17px}.nav-item:hover,.nav-item.active{background:rgba(255,255,255,.1);color:white}.nav-item.active{box-shadow:inset 3px 0 0 oklch(75% .14 183)}.nav-item small{margin-left:auto;font-size:10px;color:oklch(67% .02 255)}.nav-item.disabled{opacity:.72}.sidebar-footer{margin-top:auto;display:grid;gap:14px}.privacy-note{display:flex;gap:10px;padding:13px;background:rgba(255,255,255,.06);border:1px solid 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h1{font-size:24px;margin:0;letter-spacing:-.6px}.top-actions{display:flex;align-items:center;gap:12px}.updated{font-size:12px;color:var(--muted)}.button{border:0;border-radius:11px;min-height:42px;padding:0 17px;font:600 13px var(--font);cursor:pointer;transition:transform .15s ease,box-shadow .18s ease,background .18s ease}.button:active{transform:scale(.97)}.button:disabled{opacity:.55;cursor:not-allowed}.button.primary{background:var(--primary);color:white;box-shadow:0 7px 18px oklch(43% .11 251 / .2)}.button.primary:hover{background:var(--primary-dark)}.button.secondary{background:var(--surface);border:1px solid var(--border);color:var(--text)}.button.secondary:hover{box-shadow:0 6px 15px oklch(30% .02 255 / .08)}.button.danger{background:var(--danger);color:white}.button.wide{width:100%}.avatar{width:42px;height:42px;border:0;border-radius:50%;background:oklch(91% .035 251);color:var(--primary-dark);font-weight:800;cursor:pointer}.content{padding:28px 36px 48px;max-width:1500px;margin:auto}.notice{border-radius:12px;padding:12px 15px;margin-bottom:18px;background:oklch(94% .04 157);color:oklch(38% .1 157);border:1px solid oklch(87% .08 157)}.notice.error{background:oklch(95% .035 25);color:oklch(43% .15 25);border-color:oklch(88% .07 25)}.hidden{display:none!important}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:20px}.metric-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;gap:15px;align-items:center;box-shadow:0 1px 2px oklch(30% .02 255 / .03);transition:transform .18s ease,box-shadow .18s ease}.metric-card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}.metric-icon{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-weight:900}.metric-icon.online{background:oklch(94% .05 157);color:var(--success)}.metric-icon.people{background:oklch(94% .04 251);color:var(--primary)}.metric-icon.pending{background:oklch(95% .06 76);color:oklch(58% .14 65)}.metric-icon.safe{background:oklch(94% .05 192);color:oklch(50% .12 192)}.metric-card>div:last-child{display:grid;grid-template-columns:auto auto;align-items:baseline;column-gap:8px}.metric-card span{grid-column:1/-1;color:var(--muted);font-size:12px}.metric-card strong{font-size:27px;letter-spacing:-1px}.metric-card small{color:var(--muted);font-size:11px}.panel{background:var(--surface);border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:0 2px 5px oklch(30% .02 255 / .035)}.panel-heading{padding:22px 24px;display:flex;justify-content:space-between;align-items:end;border-bottom:1px solid var(--border)}.panel-heading h2{margin:0 0 5px;font-size:18px}.panel-heading p{margin:0;color:var(--muted);font-size:12px}.filters{display:flex;gap:8px}.search{height:40px;width:230px;display:flex;align-items:center;gap:8px;padding:0 11px;background:var(--surface-soft);border:1px solid var(--border);border-radius:10px}.search input{border:0;outline:0;background:transparent;width:100%;font:inherit}.filters select{height:40px;border:1px solid var(--border);border-radius:10px;background:var(--surface-soft);padding:0 30px 0 12px;color:var(--text)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:15px 24px;border-bottom:1px solid var(--border)}th{background:var(--surface-soft);color:var(--muted);font-size:11px;font-weight:700}tbody tr{transition:background .15s ease}tbody tr:hover{background:oklch(98% .006 255)}tbody tr:last-child td{border-bottom:0}.person{display:flex;gap:11px;align-items:center}.person-avatar{width:35px;height:35px;border-radius:11px;display:grid;place-items:center;background:oklch(93% .04 251);color:var(--primary-dark);font-weight:800}.person div{display:grid;gap:3px}.person strong{font-size:13px}.person 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255);background:var(--surface-soft)}.empty{text-align:center;color:var(--muted);padding:48px}.mobile-users{display:none}.dialog{width:min(620px,calc(100vw - 30px));border:0;border-radius:20px;padding:0;box-shadow:0 24px 80px rgba(8,18,35,.25)}.dialog::backdrop{background:rgba(12,20,32,.42);backdrop-filter:blur(4px)}.dialog form{padding:24px}.dialog-heading{display:flex;justify-content:space-between;align-items:start}.dialog-heading h2{margin:0;font-size:21px}.close{width:36px;height:36px;border:0;border-radius:50%;background:var(--surface-soft);font-size:22px;cursor:pointer}.device-list{display:grid;gap:10px;margin-top:20px}.device{border:1px solid var(--border);border-radius:14px;padding:15px;display:grid;grid-template-columns:1fr auto;gap:10px}.device-main{display:flex;gap:11px}.device-icon{width:38px;height:38px;border-radius:11px;background:oklch(94% .03 251);display:grid;place-items:center}.device h3{margin:0 0 4px;font-size:13px}.device p{margin:0;color:var(--muted);font-size:11px;line-height:1.65}.device-actions{display:flex;align-items:center;gap:6px}.danger-text{color:var(--danger)}.confirm-dialog p{color:var(--muted);line-height:1.65}.confirm-dialog label,.login-card label{display:grid;gap:7px;font-weight:700;font-size:12px}.confirm-dialog input,.login-card input{height:46px;border:1px solid var(--border);border-radius:11px;padding:0 13px;font:inherit;outline:0}.confirm-dialog input:focus,.login-card input:focus{border-color:var(--primary);box-shadow:0 0 0 3px oklch(43% .11 251 / .12)}.dialog-actions{margin-top:20px;display:flex;justify-content:flex-end;gap:8px}.login-screen{position:fixed;inset:0;z-index:20;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at 80% 15%,oklch(89% .07 192),transparent 32%),linear-gradient(145deg,oklch(97% .012 255),oklch(91% .025 251))}.login-card{width:min(430px,100%);background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.9);border-radius:24px;padding:34px;box-shadow:0 30px 90px rgba(16,31,53,.16);display:grid;gap:26px;backdrop-filter:blur(20px)}.login-brand{display:flex;gap:13px;align-items:center}.login-card h1{font-size:28px;margin-bottom:7px}.login-card>div:nth-child(2)>p:last-child{color:var(--muted);line-height:1.65}.login-card form{display:grid;gap:14px}.form-error{min-height:18px;margin:0;color:var(--danger);font-size:12px}.login-security{text-align:center!important;margin:0;color:var(--muted);font-size:11px}.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}
@media(max-width:1050px){.metric-grid{grid-template-columns:repeat(2,1fr)}.updated{display:none}.panel-heading{align-items:start;gap:16px;flex-direction:column}.filters{width:100%}.search{flex:1;width:auto}}
@media(max-width:760px){.app-shell{display:block}.sidebar{position:static;width:100%;height:auto;padding:16px}.sidebar .brand{padding:0}.sidebar nav{display:none}.sidebar-footer{display:none}.topbar{height:auto;padding:18px 16px}.topbar h1{font-size:20px}.content{padding:16px}.metric-grid{grid-template-columns:1fr 1fr;gap:10px}.metric-card{padding:14px;align-items:start}.metric-card>div:last-child{display:block}.metric-card small{display:block;margin-top:3px}.panel-heading{padding:18px}.filters{display:grid}.table-wrap{display:none}.mobile-users{display:grid}.mobile-user{padding:16px;border-bottom:1px solid var(--border);display:grid;gap:13px}.mobile-user:last-child{border-bottom:0}.mobile-user-top{display:flex;justify-content:space-between}.mobile-user-stats{display:flex;gap:20px;color:var(--muted);font-size:11px}.mobile-user-stats strong{display:block;color:var(--text);font-size:14px;margin-bottom:2px}.row-actions{justify-content:flex-start}.button.secondary{padding:0 12px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}