@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary:#3b82f6;--primary-hover:#2563eb;--secondary:#a8d5ba;--background:#f8fafc;--surface:#fff;--text-main:#1e293b;--text-muted:#64748b;--success:#10b981;--danger:#ef4444;--shadow-sm:0 2px 8px #3b82f614;--shadow-md:0 8px 24px #3b82f61f;--shadow-lg:0 16px 32px #3b82f629;--shadow-inner:inset 0 2px 4px #00000005;--radius-md:16px;--radius-lg:24px;--radius-full:9999px;--transition:all .3s cubic-bezier(.4, 0, .2, 1);--border-light:#e2e8f0;--surface-hover:#f1f5f9;--surface-alt:#f8fafc}@media (prefers-color-scheme:dark){:root{--background:#0f172a;--surface:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--shadow-sm:0 2px 8px #0006;--shadow-md:0 8px 24px #00000080;--shadow-lg:0 16px 32px #0009;--shadow-inner:inset 0 2px 4px #0003;--border-light:#334155;--surface-hover:#334155;--surface-alt:#0f172a}}.dark{--background:#0f172a;--surface:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--shadow-sm:0 2px 8px #0006;--shadow-md:0 8px 24px #00000080;--shadow-lg:0 16px 32px #0009;--shadow-inner:inset 0 2px 4px #0003;--border-light:#334155;--surface-hover:#334155;--surface-alt:#0f172a}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--background);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:Inter,sans-serif;line-height:1.5}h1,h2,h3,h4{color:var(--text-main);letter-spacing:-.02em;font-weight:600}.container{max-width:1200px;margin:0 auto;padding:24px}.header{text-align:center;margin-bottom:32px}.header h1{color:var(--primary);justify-content:center;align-items:center;gap:12px;font-size:2rem;display:flex}.header p{color:var(--text-muted);margin-top:8px}.card{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);transition:var(--transition);padding:24px;position:relative;overflow:hidden}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.dashboard-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:24px;display:grid}.btn{border-radius:var(--radius-full);cursor:pointer;transition:var(--transition);border:none;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-family:inherit;font-size:1rem;font-weight:500;display:inline-flex}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 12px #3b82f64d}.btn-primary:hover{background:var(--primary-hover);transform:scale(1.02);box-shadow:0 6px 16px #3b82f666}.btn-danger{background:var(--surface);color:var(--danger);border:1px solid #ef444433}.btn-danger:hover{background:#ef44440d}.badge{border-radius:var(--radius-full);align-items:center;gap:6px;padding:6px 12px;font-size:.85rem;font-weight:600;display:inline-flex}.badge-online{color:var(--success);background:#10b9811a}.badge-offline{color:var(--danger);background:#ef44441a}.badge-dot{background:currentColor;border-radius:50%;width:8px;height:8px}.badge-online .badge-dot{animation:2s infinite pulse-green;box-shadow:0 0 #10b981b3}@keyframes pulse-green{0%{transform:scale(.95);box-shadow:0 0 #10b981b3}70%{transform:scale(1);box-shadow:0 0 0 6px #10b98100}to{transform:scale(.95);box-shadow:0 0 #10b98100}}.valve-switch{flex-direction:column;align-items:center;gap:24px;margin-top:24px;display:flex}.valve-button{cursor:pointer;width:140px;height:140px;box-shadow:var(--shadow-md);border:none;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:12px;font-family:inherit;font-size:1.1rem;font-weight:600;transition:all .4s cubic-bezier(.175,.885,.32,1.275);display:flex}.valve-button.off{background:var(--surface);color:var(--text-muted);border:4px solid var(--border-light)}.valve-button.on{background:var(--primary);color:#fff;border:4px solid #fff3;box-shadow:0 12px 36px #3b82f666}.valve-button:active{transform:scale(.95)}.tank-container{justify-content:center;margin-top:24px;display:flex}.tank-glass{border:4px solid var(--border-light);width:120px;height:200px;box-shadow:var(--shadow-inner);background:#ffffff1a;border-radius:20px 20px 30px 30px;position:relative;overflow:hidden}.tank-water{opacity:.9;background:linear-gradient(#60a5fa 0%,#3b82f6 100%);transition:height 1s ease-in-out;position:absolute;bottom:0;left:0;right:0}.tank-water:before{content:"";background:#fff3;border-radius:50%;height:20px;position:absolute;top:-10px;left:0;right:0}.schedule-item{border-radius:var(--radius-md);background:var(--surface-alt);transition:var(--transition);justify-content:space-between;align-items:center;margin-bottom:12px;padding:16px;display:flex}.schedule-item:hover{background:var(--surface-hover)}.schedule-info{align-items:center;gap:16px;display:flex}.schedule-icon{width:40px;height:40px;color:var(--primary);background:#3b82f61a;border-radius:50%;justify-content:center;align-items:center;display:flex}