:root{color-scheme:light;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f6f3ed;color:#181816;--ink: #181816;--muted: #68645d;--line: #d9d0c1;--surface: #fffaf1;--teal: #08746f;--coral: #cf4d36;--amber: #f0b13b;--shadow: 0 20px 60px rgba(36, 31, 22, .1)}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,select{font:inherit}button{border:0;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.62}.login-screen{min-height:100svh;display:grid;place-items:center;padding:24px;background:linear-gradient(135deg,rgba(8,116,111,.14),transparent 38%),radial-gradient(circle at 78% 24%,rgba(207,77,54,.16),transparent 30%),#f6f3ed}.login-panel{width:min(420px,100%);background:var(--surface);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow);padding:32px;display:grid;gap:18px}.brand-mark{width:48px;height:48px;display:grid;place-items:center;background:var(--ink);color:var(--amber);border-radius:6px}h1,h2,p{margin:0}h1{font-size:clamp(2.2rem,4vw,4rem);line-height:.95;letter-spacing:0}h2{font-size:1rem;text-transform:uppercase;letter-spacing:.08em}label{display:grid;gap:8px;min-width:0;color:var(--muted);font-size:.88rem;font-weight:700}input,select{width:100%;min-width:0;min-height:44px;border-radius:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:10px 12px}.primary-action{min-height:46px;display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:6px;background:var(--teal);color:#fff;font-weight:800}.error,.banner-error{color:#a22618;font-weight:700}.loading{min-height:100svh;display:grid;place-items:center;color:var(--muted);font-weight:800}.app-shell{width:min(1440px,100%);margin:0 auto;padding:28px}.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding-bottom:24px;border-bottom:1px solid var(--line)}.topbar p{color:var(--muted);margin-top:10px}.topbar-actions{display:flex;gap:10px}.topbar-actions button,.rename-row button,.table-actions button{width:42px;height:42px;display:grid;place-items:center;border-radius:6px;color:var(--ink);background:#fff;border:1px solid var(--line)}.banner-error{padding:16px 0}.workspace{display:grid;grid-template-columns:minmax(260px,340px) 1fr;gap:28px;padding-top:28px}.device-panel{display:grid;align-content:start;gap:16px}.device-panel ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}.device-row{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:10px;display:grid;gap:10px}.device-row.selected{border-color:var(--teal);box-shadow:inset 4px 0 0 var(--teal)}.device-pick{display:grid;grid-template-columns:22px 1fr;gap:10px;text-align:left;color:var(--ink);background:transparent;padding:0}.device-pick span{min-width:0}.device-pick strong,.device-pick small{display:block;overflow-wrap:anywhere}.device-pick small{color:var(--muted);margin-top:4px}.rename-row{display:grid;grid-template-columns:1fr 42px;gap:8px}.row-actions{display:flex;flex-wrap:wrap;gap:12px}.text-button{justify-self:start;padding:0;background:transparent;color:var(--teal);font-weight:800}.danger-text-button{justify-self:start;padding:0;background:transparent;color:var(--coral);font-weight:800}.control-panel{display:grid;gap:28px}.alarm-form{display:grid;gap:18px;padding:20px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.alarm-form p{color:var(--muted);margin-top:8px}.alarm-fields{display:grid;grid-template-columns:minmax(150px,1fr) minmax(180px,1.05fr) minmax(200px,1.35fr) minmax(110px,.7fr) minmax(112px,max-content);gap:16px;align-items:end;padding-bottom:18px}.alarm-fields>*{min-width:0}.alarm-fields .primary-action{align-self:end;height:44px;min-height:44px;min-width:112px;padding:0 16px;white-space:nowrap}.message-field{min-width:0;position:relative}.char-counter{color:var(--muted);font-size:.76rem;font-weight:800;position:absolute;right:0;text-align:right;top:calc(100% + 4px)}.table-section{display:grid;gap:12px}.section-heading-row{display:flex;align-items:center;justify-content:space-between;gap:16px}.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:#fff}table{width:100%;border-collapse:collapse;min-width:760px}th,td{text-align:left;padding:14px 16px;border-bottom:1px solid #eee8de;vertical-align:top}th{color:var(--muted);font-size:.76rem;text-transform:uppercase;letter-spacing:.08em}tr:last-child td{border-bottom:0}.table-actions{display:flex;gap:8px}.empty{color:var(--muted);padding:16px 0}@media(max-width:1240px){.alarm-fields{grid-template-columns:repeat(2,minmax(0,1fr))}.alarm-fields .primary-action{width:100%}}@media(max-width:980px){.workspace{grid-template-columns:1fr}.alarm-form{padding:18px}}@media(max-width:640px){.app-shell{padding:18px}.topbar{align-items:flex-start;flex-direction:column}.alarm-fields{grid-template-columns:1fr}.section-heading-row{align-items:flex-start;flex-direction:column}}