:root{--bg:#f4f5f7;--card:#fff;--text:#1f2430;--muted:#6b7280;--line:#e5e7eb;--primary:#2563eb;--primary-d:#1d4ed8;--green:#16a34a;--yellow:#d97706;--red:#dc2626;--radius:14px}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:"IBM Plex Sans Thai","Plus Jakarta Sans",system-ui,sans-serif;font-size:15px;line-height:1.5}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
h1,h2{font-family:"Plus Jakarta Sans","IBM Plex Sans Thai",sans-serif;margin:0 0 12px}
h1{font-size:24px}h2{font-size:17px}
.topbar{display:flex;align-items:center;gap:20px;padding:12px 24px;background:var(--card);border-bottom:1px solid var(--line)}
.brand{font-family:"Plus Jakarta Sans",sans-serif;font-weight:700;color:var(--text);font-size:17px}
.topbar nav a{color:var(--muted);font-weight:500;padding:6px 10px;border-radius:8px}.topbar nav a.active{color:var(--primary);background:#eff4ff}
.spacer{flex:1}
.container{max-width:1040px;margin:0 auto;padding:24px 16px 60px}
.card{background:var(--card);border-radius:var(--radius);box-shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.1);padding:20px 22px;margin-bottom:20px}
.table-card{padding:0;overflow:auto}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600}
tbody tr:last-child td{border-bottom:0}.num{text-align:right}.nowrap{white-space:nowrap}
.row-link{cursor:pointer}.row-link:hover{background:#fafbfc}
.strong{font-weight:600;color:var(--text)}.muted{color:var(--muted)}.small{font-size:13px}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}
.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12.5px;font-weight:600}
.badge-pending{background:#fef3c7;color:#92400e}.badge-approved{background:#dcfce7;color:#166534}.badge-revoked{background:#fee2e2;color:#991b1b}
.badge-queued{background:#e0e7ff;color:#3730a3}.badge-sent{background:#dcfce7;color:#166534}.badge-failed{background:#fee2e2;color:#991b1b}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:4px;vertical-align:middle}.dot-on{background:var(--green)}.dot-off{background:#cbd5e1}
.btn{font:inherit;border:1px solid var(--line);background:var(--card);color:var(--text);padding:8px 14px;border-radius:10px;cursor:pointer;font-weight:500}
.btn:hover{background:#f8fafc}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-d)}
.btn-ghost{border-color:transparent;background:transparent;color:var(--primary)}.btn-ghost:hover{background:#eff4ff}
.btn-warn{color:var(--yellow);border-color:#fcd34d}.btn-danger{color:var(--red);border-color:#fca5a5}.btn.small{padding:4px 10px;font-size:13px}
.inline{display:inline}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:14px}
.flash{padding:10px 14px;border-radius:10px;margin-bottom:16px;font-weight:500}.flash-ok{background:#dcfce7;color:#166534}.flash-err{background:#fee2e2;color:#991b1b}
.note{background:#fffbeb;color:#92400e;padding:10px 14px;border-radius:10px;margin:14px 0 0}
.page-head{display:flex;align-items:baseline;gap:14px;margin-bottom:14px}
.empty{text-align:center;padding:40px}
.crumbs{color:var(--muted);margin:0 0 12px}
.device-head{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:flex-start}
.device-status{display:flex;gap:14px;align-items:center}
.rename-form{display:flex;gap:6px;align-items:center}.title-input{font:inherit;font-family:"Plus Jakarta Sans","IBM Plex Sans Thai",sans-serif;font-weight:700;font-size:22px;border:1px solid transparent;border-radius:8px;padding:2px 6px;min-width:280px}.title-input:hover,.title-input:focus{border-color:var(--line);outline:none}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:10px 16px;margin:16px 0 0}.facts div{background:#f8fafc;border-radius:10px;padding:8px 12px}.facts dt{font-size:12px;color:var(--muted)}.facts dd{margin:0;font-weight:500}
.config-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}@media(max-width:720px){.config-grid{grid-template-columns:1fr}}
.list{list-style:none;padding:0;margin:0 0 8px}.list li{display:flex;gap:6px;margin-bottom:8px}.list input{flex:1;font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:10px}
.list input:focus{outline:2px solid #bfdbfe;border-color:var(--primary)}
.stack{display:flex;flex-direction:column;gap:14px}.stack label{display:flex;flex-direction:column;gap:6px;font-weight:500}.stack input{font:inherit;padding:10px 12px;border:1px solid var(--line);border-radius:10px}
.login-wrap{display:flex;justify-content:center;padding-top:8vh}.login-card{width:100%;max-width:400px}.brand-title{font-size:26px;margin-bottom:4px}
.forwards td{font-size:14px}.err-text{color:var(--red)}.link{color:var(--primary);cursor:pointer}
.sms-body{white-space:pre-wrap;word-break:break-word;background:#f8fafc;border-radius:8px;padding:10px;max-width:420px;font-family:inherit;margin:6px 0 0;font-size:14px}