:root{--bg:#0f172a;--text:#f1f5f9;--text-h:#e0f7fa;--text-dim:#7fa3b3;--border:#00bcd433;--border-soft:#ffffff1a;--field-bg:#ffffff0a;--accent:#00bcd4;--accent-dark:#0097a7;--accent-light:#00e5ff;--accent-bg:#00bcd40d;--accent-border:#00bcd41f;--accent-gradient:linear-gradient(90deg, var(--accent-dark), var(--accent), var(--accent-light), var(--accent), var(--accent-dark));--danger:#ff8a93;--danger-bg:#ef444414;--danger-border:#ef44444d;--glow-shadow:#00bcd41f 0 0 30px 0, #000c 0 32px 64px 0;--sans:"Segoe UI", system-ui, Roboto, sans-serif;--heading:"Orbitron", var(--sans);--mono:ui-monospace, Consolas, monospace;font:16px/145% var(--sans);letter-spacing:.18px;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:var(--text);background:var(--bg);font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box}html,body{overscroll-behavior-y:none;-webkit-tap-highlight-color:transparent}#root{text-align:center;width:100%;max-width:560px;min-height:100svh;padding:max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));flex-direction:column;margin:0 auto;display:flex}body{background:var(--bg);margin:0;overflow-x:hidden}button,a.button,input,select{min-height:44px;font-size:16px}button,a.button{background:var(--accent-gradient);color:#fff;font-family:var(--heading);text-transform:uppercase;letter-spacing:1px;cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;padding:0 20px;font-weight:700;text-decoration:none;display:inline-flex}button:disabled,a.button[aria-disabled=true]{opacity:.5;cursor:not-allowed}button.secondary,a.button.secondary{border:1px solid var(--border-soft);color:var(--text);background:0 0}input,select{background:var(--field-bg);border:1px solid var(--border-soft);color:var(--text-h);font-family:var(--sans);border-radius:10px;padding:0 14px}input::placeholder{color:var(--text-dim)}input:focus,select:focus{border-color:var(--accent);outline:none}h1,h2{font-family:var(--heading);color:var(--text-h);text-transform:uppercase;letter-spacing:2px;font-weight:700}h1{margin:8px 0;font-size:22px}h2{margin:0 0 8px;font-size:16px;line-height:130%}p{margin:0}a{color:var(--accent)}.card{border:1px solid var(--border);box-shadow:var(--glow-shadow);background:0 0;border-radius:20px;padding:24px 20px}.info-box{background:var(--accent-bg);border:1px solid var(--accent-border);color:var(--text);text-align:left;border-radius:10px;padding:12px 14px;font-size:14px}.error-box{background:var(--danger-bg);border:1px solid var(--danger-border);color:var(--danger);text-align:left;border-radius:10px;padding:12px 14px;font-size:14px}.meta{color:var(--text-dim);font-size:13px}code,.counter{font-family:var(--mono);color:var(--text-h);border-radius:4px;display:inline-flex}code{background:var(--field-bg);padding:4px 8px;font-size:15px;line-height:135%}.temp-screen{text-align:left;flex-direction:column;flex:1;gap:16px;display:flex}.temp-screen h1{margin:8px 0 0}.temp-back{color:var(--accent);align-self:flex-start;text-decoration:none}.sensor-card{border:1px solid var(--border);text-align:left;background:0 0;border-radius:12px;flex-direction:column;gap:6px;padding:16px;display:flex}.sensor-card.out-of-range{border-color:var(--danger-border);box-shadow:0 0 0 1px var(--danger-border)}.sensor-card-header{justify-content:space-between;align-items:baseline;display:flex}.sensor-name{color:var(--text-h);font-weight:600}.sensor-temp{color:var(--accent);font-size:28px;font-weight:700;font-family:var(--heading)}.sensor-card.out-of-range .sensor-temp{color:var(--danger)}.sensor-meta{color:var(--text-dim);font-size:13px}.sensor-status{color:#06232b;border-radius:999px;align-self:flex-start;padding:2px 10px;font-size:12px;font-weight:600;display:inline-flex}.refrigerator-header{align-items:center;gap:12px;display:flex}.refrigerator-header h1{margin:0}.refrigerator-toolbar{gap:12px;display:flex;position:relative}.refrigerator-toolbar input[type=text]{flex:1;min-width:0}.client-select-wrap{flex-shrink:0;position:relative}.client-select-button{background:var(--field-bg);border:1px solid var(--border-soft);color:var(--text-dim);white-space:nowrap;text-transform:uppercase;height:44px;font-family:var(--heading);letter-spacing:.5px;border-radius:8px;align-items:center;gap:8px;padding:0 14px;font-size:12px;display:inline-flex}.client-select-button.open{border-color:var(--accent);color:var(--accent)}.client-dropdown{border:1px solid var(--border);z-index:10;width:min(280px,80vw);max-height:320px;box-shadow:var(--glow-shadow);background:#0c1e30;border-radius:10px;flex-direction:column;display:flex;position:absolute;top:calc(100% + 6px);right:0;overflow:hidden}.client-dropdown input{border:none;border-bottom:1px solid var(--border-soft);background:0 0;border-radius:0}.client-dropdown-list{margin:0;padding:0;list-style:none;overflow-y:auto}.client-dropdown-list li{cursor:pointer;text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid #00bcd414;padding:12px 14px;font-size:13px}.client-dropdown-list li:hover,.client-dropdown-list li.selected{background:var(--accent-bg);color:var(--accent)}.empty-state{color:var(--text-dim);text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:8px;padding:40px 0;display:flex}