@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;650;700&display=swap');
:root{--ink:#172033;--muted:#627087;--accent:#2563eb;--accent-dark:#1d4ed8;--canvas:#f5f7fa;--surface:#fff;--line:#dde3ea;--success:#16835d;--warning:#a85f00;--danger:#bd3445;--sidebar:#111827;--radius:10px;--shadow:0 8px 24px rgba(23,32,51,.07)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--canvas);color:var(--ink);font-family:Inter,system-ui,sans-serif;font-size:15px;line-height:1.5}button,input,select{font:inherit}button,a{touch-action:manipulation}a{color:inherit}h1,h2,h3,p{margin-top:0}h1{font-size:clamp(1.75rem,3vw,2.1rem);line-height:1.15;letter-spacing:-.035em;margin-bottom:0}h2{font-size:1.1rem;margin-bottom:.25rem}h3{font-size:1rem;margin:.6rem 0}.eyebrow{margin:0 0 .35rem;color:#718096;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.app-shell{min-height:100vh;display:grid;grid-template-columns:240px minmax(0,1fr)}.sidebar{position:sticky;top:0;height:100vh;background:var(--sidebar);color:#dbe4f0;padding:28px 18px 20px;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:11px;font-weight:700;letter-spacing:-.02em}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:8px;background:var(--accent);color:#fff}.sidebar nav{display:grid;gap:5px;margin-top:38px}.nav-link{display:flex;align-items:center;gap:12px;min-height:44px;padding:10px 12px;border-radius:7px;color:#aebbd0;text-decoration:none;font-weight:550}.nav-link:hover,.nav-link:focus-visible,.nav-link.active{background:#202b40;color:#fff}.nav-link span{width:20px;text-align:center}.sidebar-foot{margin-top:auto;display:grid;gap:14px}.user-chip{display:flex;align-items:center;gap:10px;min-width:0}.user-chip>span{width:34px;height:34px;display:grid;place-items:center;border-radius:50%;background:#2e3a50;font-weight:700}.user-chip div{min-width:0;display:grid}.user-chip small{color:#8f9db2;overflow:hidden;text-overflow:ellipsis}.main-content{width:100%;max-width:1600px;padding:34px clamp(20px,3vw,48px) 64px;overflow:hidden}.topbar,.section-heading,.panel-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.topbar{margin-bottom:30px}.system-health{display:flex;align-items:center;gap:10px;padding:10px 13px;background:var(--surface);border:1px solid var(--line);border-radius:8px}.system-health div{display:grid}.system-health small{color:var(--muted)}.health-dot{width:9px;height:9px;border-radius:50%;background:var(--success);box-shadow:0 0 0 4px #dff4eb}.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:14px}.metric{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:19px 20px;display:grid;gap:4px;box-shadow:0 1px 2px rgba(23,32,51,.02)}.metric span,.metric small{color:var(--muted)}.metric strong{font-size:1.75rem;line-height:1.15;font-variant-numeric:tabular-nums}.metric-primary{border-top:3px solid var(--accent)}.dashboard-grid{display:grid;grid-template-columns:minmax(0,2fr) minmax(270px,1fr);gap:14px}.panel,.section-block{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 1px 2px rgba(23,32,51,.02)}.panel{padding:22px}.panel-note{color:var(--muted);font-size:.82rem}.bar-chart{height:220px;display:grid;grid-template-columns:repeat(14,minmax(20px,1fr));align-items:end;gap:8px;padding-top:25px}.bar-column{height:100%;display:grid;grid-template-rows:22px 1fr 22px;align-items:end;text-align:center;min-width:0}.bar-column span,.bar-column small{font-size:.68rem;color:var(--muted);font-variant-numeric:tabular-nums}.bar-column progress{width:100%;height:100%;appearance:none;writing-mode:vertical-lr;direction:rtl;border:0;background:#e9eef6;border-radius:4px;overflow:hidden}.bar-column progress::-webkit-progress-bar{background:#e9eef6}.bar-column progress::-webkit-progress-value{background:var(--accent);border-radius:4px}.bar-column progress::-moz-progress-bar{background:var(--accent);border-radius:4px}.status-list{display:grid;margin-top:16px}.status-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-top:1px solid #edf0f4;text-decoration:none}.status-row:hover strong{color:var(--accent)}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 8px;border-radius:999px;font-size:.72rem;font-weight:700;white-space:nowrap}.status-badge:before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}.status-delivered{color:#0c6848;background:#e1f5ed}.status-sent,.status-sending{color:#1d57b7;background:#e7efff}.status-queued{color:#8c5300;background:#fff1d8}.status-failed{color:#a12334;background:#fde9ec}.section-block{padding:24px;margin-top:14px;scroll-margin-top:20px}.section-heading{margin-bottom:20px}.section-heading p:last-child{margin:0;color:var(--muted)}.client-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.client-card{border:1px solid var(--line);border-left:3px solid var(--success);border-radius:8px;padding:18px}.client-card.client-disabled{border-left-color:var(--danger);background:#fbfbfc}.client-card header,.client-card footer{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.client-id{color:#8b97a9;font-size:.78rem}.client-stats{display:grid;grid-template-columns:repeat(4,1fr);margin:16px 0;padding:13px 0;border-block:1px solid #edf0f4}.client-stats div{padding:0 10px;border-left:1px solid #edf0f4}.client-stats div:first-child{border:0;padding-left:0}.client-stats dt{color:var(--muted);font-size:.7rem}.client-stats dd{margin:2px 0 0;font-size:1.15rem;font-weight:700;font-variant-numeric:tabular-nums}.client-meta{display:grid;grid-template-columns:1fr 1fr;gap:12px;color:var(--muted);font-size:.76rem}.client-meta span{display:grid}.client-meta strong{color:var(--ink);font-weight:550}.client-card footer{justify-content:flex-end;align-items:center;margin-top:16px;flex-wrap:wrap}.client-card form{margin:0}.button{min-height:40px;padding:8px 13px;border:1px solid transparent;border-radius:6px;background:none;color:var(--ink);font-weight:650;text-decoration:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:7px}.button:hover{filter:brightness(.97)}.button:focus-visible,.nav-link:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(37,99,235,.28);outline-offset:2px}.button-primary{background:var(--accent);color:#fff}.button-primary:hover{background:var(--accent-dark)}.button-dark{background:var(--ink);color:#fff}.button-quiet{border-color:var(--line);background:#fff}.button-warning{color:#8a5000;background:#fff3df}.button-success{color:#096b49;background:#e2f5ed}.button-danger-quiet{color:var(--danger)}.button-full{width:100%;border-color:#334057;color:#dce5f1;background:#182235}.button-large{width:100%;min-height:48px}.filters{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap;padding:14px;background:#f8fafc;border:1px solid #e6eaf0;border-radius:8px;margin-bottom:14px}.filters label{display:grid;gap:5px;color:var(--muted);font-size:.75rem}.filters select{min-width:190px}.field{display:grid;gap:7px;font-weight:600}.field span,.filters label span{font-size:.78rem}.field input,select{width:100%;min-height:44px;padding:10px 12px;border:1px solid #cbd3df;border-radius:6px;background:#fff;color:var(--ink)}.field small{color:var(--muted);font-weight:400}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px}table{width:100%;border-collapse:collapse;min-width:880px}th,td{text-align:left;padding:12px 14px;border-bottom:1px solid #edf0f4;vertical-align:top}th{position:sticky;top:0;background:#f8fafc;color:#68768a;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em}td{font-size:.82rem}tbody tr:hover{background:#fafcff}.message-cell{max-width:360px}.message-cell span{display:block;white-space:normal}.message-cell small{display:block;margin-top:5px}.error-text{color:var(--danger)}code{font:500 .78rem ui-monospace,SFMono-Regular,Consolas,monospace}.alert{padding:12px 15px;margin:0 0 14px;border-radius:7px;border:1px solid}.alert-success{color:#0b6546;background:#e8f7f0;border-color:#b9e7d4}.alert-error{color:#922638;background:#fff0f2;border-color:#f2c6cd}.token-reveal{padding:20px;margin-bottom:14px;border:1px solid #a9c2fb;border-left:4px solid var(--accent);border-radius:8px;background:#f6f9ff}.token-reveal p:last-child{color:var(--muted);margin-bottom:14px}.token-row{display:flex;gap:8px}.token-row code{flex:1;padding:12px;background:#111827;color:#eaf1ff;border-radius:6px;overflow:auto;white-space:nowrap}.empty-state{text-align:center;padding:32px;color:var(--muted)}.modal{width:min(520px,calc(100% - 28px));border:0;border-radius:14px;padding:0;box-shadow:0 24px 70px rgba(0,0,0,.24)}.modal::backdrop{background:rgba(15,23,42,.58)}.modal form{padding:24px}.modal-heading,.modal-actions{display:flex;align-items:flex-start;justify-content:space-between;gap:15px}.modal form>p{color:var(--muted)}.modal-actions{justify-content:flex-end;margin-top:22px}.icon-button{border:0;background:#f0f3f7;border-radius:6px;width:40px;height:40px;font-size:1.4rem;cursor:pointer}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(130deg,#f4f7fb,#eef2f7)}.login-panel{width:min(440px,100%);background:#fff;border:1px solid var(--line);border-radius:14px;padding:34px;box-shadow:var(--shadow)}.brand-login{margin-bottom:38px;color:var(--ink)}.login-heading p:last-child{color:var(--muted);margin-bottom:25px}.stack{display:grid;gap:17px}.check{display:flex;gap:9px;align-items:flex-start;color:var(--muted);font-size:.82rem}.check input{margin-top:3px}.security-note{display:flex;gap:8px;margin:24px 0 0;padding-top:19px;border-top:1px solid #edf0f4;color:#7a8799;font-size:.75rem}
@media(max-width:1100px){.metric-grid{grid-template-columns:repeat(2,1fr)}.client-grid{grid-template-columns:1fr}.client-stats{grid-template-columns:repeat(4,1fr)}}
@media(max-width:900px){.app-shell{display:block}.sidebar{position:static;width:auto;height:auto;padding:14px 18px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:20px}.sidebar nav{display:flex;margin:0;justify-content:center}.sidebar-foot{margin:0}.user-chip{display:none}.button-full{width:auto}.main-content{padding:24px 16px 48px}.topbar{align-items:center}.bar-column:nth-child(even) small{visibility:hidden}}
@media(max-width:680px){.sidebar{grid-template-columns:1fr auto}.sidebar nav{grid-column:1/-1;grid-row:2;justify-content:flex-start;overflow-x:auto}.nav-link{white-space:nowrap}.metric-grid{grid-template-columns:1fr 1fr}.dashboard-grid{grid-template-columns:1fr}.system-health{display:none}.topbar{margin-bottom:20px}.bar-chart{gap:4px;height:190px}.bar-column small{font-size:.58rem}.section-block,.panel{padding:17px}.section-heading{align-items:flex-start;flex-direction:column}.section-heading>.button{width:100%}.client-stats{grid-template-columns:1fr 1fr;gap:12px}.client-stats div{border:0;padding:0}.client-meta{grid-template-columns:1fr}.client-card footer{display:grid;grid-template-columns:1fr 1fr}.client-card footer>*:first-child{grid-column:1/-1}.client-card footer .button,.client-card footer form,.client-card footer form button{width:100%}.filters{display:grid;grid-template-columns:1fr 1fr}.filters label{width:100%}.filters select{min-width:0}.table-wrap{border:0;overflow:visible}table,tbody,tr,td{display:block;min-width:0}thead{display:none}tbody{display:grid;gap:10px}tbody tr{padding:12px;border:1px solid var(--line);border-radius:8px;background:#fff}td{display:grid;grid-template-columns:100px 1fr;padding:7px 4px;border:0;max-width:none}.message-cell{max-width:none}td:before{content:attr(data-label);font-size:.68rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.token-row{display:grid}.login-panel{padding:26px 22px}.modal-actions{display:grid}.modal-actions .button{width:100%}}
@media(max-width:420px){.metric-grid{grid-template-columns:1fr}.filters{grid-template-columns:1fr}.sidebar{padding-inline:12px}.main-content{padding-inline:12px}.brand-mark{width:32px;height:32px}.nav-link{padding-inline:10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}