:root{color-scheme:dark;--bg:#0f172a;--surface:#1e293b;--surface-2:#272f42;--border:#475569;--text:#f8fafc;--muted:#b2bfd0;--accent:#22c55e;--accent-ink:#062812;--danger:#ef4444;--radius:12px;--safe-bottom:env(safe-area-inset-bottom,0px)}
*{box-sizing:border-box}html{min-width:320px;background:var(--bg)}body{min-width:320px;min-height:100vh;margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a{touch-action:manipulation}svg{width:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.shell{max-width:920px;margin:0 auto;padding:0 24px}.skip-link{position:fixed;z-index:5;top:-100px;left:12px;padding:12px 16px;background:var(--text);color:var(--bg)}.skip-link:focus{top:12px}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.topbar{min-height:76px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:600}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:var(--surface-2);color:var(--accent)}.brand-mark svg{width:24px}.logout{min-height:44px;padding:0 14px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--muted);cursor:pointer}.content{padding:32px 0 calc(48px + var(--safe-bottom))}.page-intro{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}.page-intro h1,.narrow-page>h1{margin:0;font:700 clamp(25px,4vw,34px)/1.2 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;letter-spacing:-.03em}.page-intro p,.form-intro{margin:8px 0 0;color:var(--muted)}.segmented-control{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:3px;padding:4px;border:1px solid var(--border);border-radius:10px;background:var(--surface)}.segmented-control a{display:flex;min-height:44px;align-items:center;justify-content:center;padding:0 13px;border-radius:7px;color:var(--muted);font-size:14px;white-space:nowrap}.segmented-control a.active{background:#143927;color:#baf7ce;box-shadow:inset 0 0 0 1px #236743}.user-list{display:grid;border-top:1px solid var(--border)}.user-row{display:grid;grid-template-columns:44px minmax(0,1fr) minmax(115px,auto) auto;align-items:center;gap:16px;min-height:82px;border-bottom:1px solid var(--border)}.avatar{display:grid;width:44px;height:44px;place-items:center;border-radius:10px;background:var(--surface-2);color:#dbeafe;font:600 16px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.user-row h2{min-width:0;margin:0;font-size:17px;font-weight:600;overflow-wrap:anywhere}.traffic-value{margin:0;font:600 15px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;white-space:nowrap}.traffic-value span{display:block;color:var(--muted);font:400 12px system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}.button{display:inline-flex;min-height:48px;align-items:center;justify-content:center;gap:8px;padding:0 18px;border:1px solid transparent;border-radius:8px;font-weight:600;text-align:center;cursor:pointer;transition:background-color .18s,border-color .18s,color .18s}.button.primary{background:var(--accent);color:var(--accent-ink)}.button.primary:hover{background:#4ade80}.button.secondary{min-width:96px;border-color:var(--border);background:transparent;color:var(--text)}.button.secondary:hover,.logout:hover{border-color:#91a0b7;background:var(--surface)}.list-footer{display:flex;justify-content:flex-end;margin-top:20px}.empty-state{padding:38px 20px;text-align:center;color:var(--muted)}.empty-state h2{margin:0;color:var(--text);font-size:19px}.empty-state p{margin:8px 0 0}
.narrow-page{max-width:620px;margin:0 auto}.back-link{display:inline-flex;min-height:44px;align-items:center;margin:-4px 0 18px;color:var(--muted);font-weight:500}.back-link:hover{color:var(--text)}.panel{padding:20px;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.form-panel{display:grid;gap:10px;margin-top:24px}.form-panel label{font-weight:600}.form-panel input,.subscription-url{width:100%;min-width:0;min-height:50px;padding:11px 13px;border:1px solid var(--border);border-radius:8px;background:#0f172a;color:var(--text);font-size:16px}.form-panel input{margin-bottom:10px}.form-panel .button{width:100%;margin-top:5px}.field-error{margin:-5px 0 8px;color:#fca5a5}.traffic-detail{display:grid;gap:15px;margin:22px 0}.traffic-total{margin:0;text-align:center;font:600 25px/1.25 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.subscription-panel{display:grid;gap:14px}.subscription-panel h2{margin:0;font-size:19px}.subscription-url{font:13px/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow-wrap:anywhere}.copy-button{width:100%}.copy-status{min-height:24px;margin:-7px 0 0;color:#baf7ce;font-size:14px}.copy-status.error{color:#fca5a5}.protocols{display:flex;flex-wrap:wrap;gap:8px;margin:0}.protocols span{display:inline-flex;min-height:36px;align-items:center;padding:0 11px;border:1px solid var(--border);border-radius:7px;color:var(--muted);font-size:13px}.messages{display:grid;gap:8px;margin-bottom:18px}.message{margin:0;padding:12px 14px;border:1px solid var(--border);border-radius:8px;background:var(--surface)}.message.success{border-color:#236743;background:#143927}.message.error{border-color:#75412e;background:#36251d;color:#fed7aa}
/* Existing authentication page continues to use the shared visual tokens. */
.login-page{display:grid;min-height:100vh;place-items:center;padding:20px}.login-card{width:min(100%,420px);padding:30px;border:1px solid var(--border);border-radius:16px;background:var(--surface)}.login-brand{display:flex;align-items:center;gap:11px;margin-bottom:30px}.login-brand strong{display:block;font-size:18px}.login-brand small{display:block;color:var(--muted);font:600 10px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;letter-spacing:.2em}.login-page .eyebrow{color:var(--muted);font-size:12px}.login-page h1{margin:8px 0;font-size:28px}.muted{color:var(--muted)}.stack-form{display:grid;gap:16px;margin-top:24px}.stack-form label{display:grid;gap:7px}.stack-form input{min-height:48px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg);color:var(--text)}.stack-form .button{width:100%}.login-note{margin:22px 0 0;color:var(--muted);font-size:13px}
:focus-visible{outline:3px solid #38bdf8;outline-offset:3px}input:focus-visible{border-color:#38bdf8}::selection{background:#14532d;color:white}
@media(max-width:600px){.shell{padding:0 16px}.topbar{min-height:68px}.content{padding-top:25px}.page-intro{align-items:stretch;flex-direction:column;gap:16px;margin-bottom:17px}.page-intro h1,.narrow-page>h1{font-size:27px}.page-intro p{margin-top:5px}.segmented-control{width:100%}.segmented-control a{padding:0 5px;font-size:13px}.user-row{grid-template-columns:40px minmax(0,1fr) auto;gap:11px;min-height:76px}.avatar{width:40px;height:40px}.user-row h2{font-size:15px}.traffic-value{grid-column:2;grid-row:2;margin-top:-14px;font-size:13px}.traffic-value span{display:inline;margin-left:3px;font-size:11px}.user-row .button{grid-column:3;grid-row:1 / span 2;min-width:80px;padding:0 12px}.list-footer{justify-content:stretch;padding-bottom:var(--safe-bottom)}.list-footer .button{width:100%;min-height:52px}.panel{padding:16px}.form-panel{margin-top:20px}.traffic-detail{margin:18px 0}.subscription-url{font-size:12px}}
@media(max-width:360px){.shell{padding:0 12px}.user-row{gap:8px}.user-row .button{min-width:70px;padding:0 8px}.traffic-value span{display:block;margin-left:0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}
.top-nav{display:flex;align-items:center;gap:5px;margin:0 auto 0 34px}.top-nav a{display:inline-flex;min-height:44px;align-items:center;padding:0 13px;border-radius:8px;color:var(--muted);font-size:14px;font-weight:600}.top-nav a:hover{background:var(--surface);color:var(--text)}.top-nav a[aria-current=page]{background:#143927;color:#baf7ce}
.user-identity{min-width:0}.user-heading,.node-heading{display:flex;min-width:0;align-items:center;flex-wrap:wrap;gap:8px}.user-heading h2,.node-heading h2{min-width:0;margin:0;font-size:17px;font-weight:600;overflow-wrap:anywhere}.profile-badge,.state-badge{display:inline-flex;min-height:26px;align-items:center;padding:2px 8px;border:1px solid var(--border);border-radius:6px;background:var(--surface-2);color:var(--text);font:600 11px/1.25 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.profile-h{border-color:#236743;background:#143927;color:#baf7ce}.profile-m{border-color:#466080;background:#253752;color:#dbeafe}.profile-d{border-color:#75412e;background:#36251d;color:#fed7aa}.node-chips{display:flex;flex-wrap:wrap;gap:5px;margin-top:6px}.node-chips>span{display:inline-flex;min-height:23px;align-items:center;gap:4px;padding:1px 7px;border:1px solid var(--border);border-radius:5px;color:var(--muted);font-size:11px;line-height:1.3}.node-chips small{color:#8291a7;font:11px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.detail-meta{margin-top:10px}.current-nodes{margin-top:18px}.current-nodes h2{margin:0;font-size:17px}.current-nodes .node-chips{margin-top:10px}.current-nodes .node-chips>span{min-height:34px;padding:4px 9px;font-size:13px}.current-nodes .node-chips small{font-size:11px}
.profile-note{margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.4}
.node-list{border-top:1px solid var(--border)}.node-row{display:grid;grid-template-columns:44px minmax(0,1fr) auto auto;align-items:center;gap:14px;min-height:88px;padding:12px 0;border-bottom:1px solid var(--border)}.node-flag{display:grid;width:42px;height:42px;place-items:center;border-radius:10px;background:var(--surface-2);font-size:22px}.node-info{min-width:0}.node-heading code{color:var(--muted);font:600 12px ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}.node-address,.node-notes{margin:3px 0 0;color:var(--muted);font:13px/1.4 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow-wrap:anywhere}.node-notes{font-family:inherit}.state-enabled{border-color:#236743;background:#143927;color:#baf7ce}.state-disabled{border-color:#75412e;background:#36251d;color:#fed7aa}
.node-form select,.node-form textarea{width:100%;min-width:0;min-height:48px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;background:#0f172a;color:var(--text);font:16px/1.4 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}.node-form textarea{min-height:104px;resize:vertical}.node-field{display:grid;gap:7px}.node-field label{font-weight:600}.node-field input{margin-bottom:0}.node-field .field-help{color:var(--muted)}.node-field .field-error{margin:0}.checkbox-field{grid-template-columns:24px minmax(0,1fr);align-items:center}.checkbox-field input{grid-column:1;grid-row:1;width:20px;height:20px;accent-color:var(--accent)}.checkbox-field label{grid-column:2;grid-row:1}.checkbox-field .field-help,.checkbox-field .field-error{grid-column:2}
@media(max-width:600px){.topbar{flex-wrap:wrap;column-gap:10px}.brand{gap:8px;font-size:15px}.brand-mark{width:36px;height:36px}.top-nav{order:3;width:100%;gap:6px;margin:0 0 8px}.top-nav a{flex:1;justify-content:center;min-height:40px}.topbar form{margin-left:auto}.node-row{grid-template-columns:40px minmax(0,1fr);gap:9px 11px;align-items:start;padding:14px 0}.node-flag{width:38px;height:38px;grid-row:1 / span 3}.node-info{grid-column:2}.node-heading h2{font-size:15px}.node-row>.state-badge{grid-column:2;grid-row:2;justify-self:start}.node-row>.button{grid-column:2;grid-row:3;justify-self:start;min-height:44px}.node-address,.node-notes{font-size:12px}.user-heading h2{font-size:15px}.user-row{align-items:center}.user-row .traffic-value{align-self:start}.node-form .button{min-height:52px}}
:root{--safe-top:env(safe-area-inset-top,0px)}
.topbar{padding-top:var(--safe-top)}
.skip-link:focus{top:calc(12px + var(--safe-top))}
.login-page{padding-top:max(20px,var(--safe-top));padding-bottom:max(20px,var(--safe-bottom))}
.danger-zone{margin-top:28px;padding:18px 0 0;border-top:1px solid var(--border)}
.danger-zone h2{margin:0;font-size:18px}.danger-zone p,.delete-confirmation p{margin:8px 0 16px;color:var(--muted)}
.button.danger-outline{border-color:#b91c1c;background:transparent;color:#fecaca}
.button.danger-outline:hover{background:#451a1a}
.button.danger{background:#b91c1c;color:#fff}
.button.danger:hover{background:#dc2626}
.form-actions{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
@media(max-width:600px){.form-actions{display:grid}.form-actions .button,.danger-zone .button{width:100%}}