@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap";:root{--primary: #2563eb;--bg: #f3f4f6;--card-bg: #ffffff;--text-main: #1f2937;--text-sub: #6b7280;--danger: #ef4444;--warning: #f59e0b;--success: #10b981}body{margin:0;font-family:Inter,sans-serif;background-color:var(--bg);color:var(--text-main);-webkit-font-smoothing:antialiased}.auth-container{height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e3a8a,#3b82f6)}.auth-card{background:#fffffff2;padding:2.5rem;border-radius:1.5rem;width:90%;max-width:400px;box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a}.auth-header{text-align:center;margin-bottom:2rem}.logo-icon{background:var(--primary);width:60px;height:60px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem}.auth-form{display:flex;flex-direction:column;gap:1rem}.input-group{position:relative}.input-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-sub)}input{width:100%;padding:12px 12px 12px 40px;border:1px solid #e5e7eb;border-radius:.5rem;font-size:1rem;box-sizing:border-box;transition:border-color .2s}input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.login-btn{background:var(--primary);color:#fff;padding:12px;border:none;border-radius:.5rem;font-weight:600;cursor:pointer;font-size:1rem}.dashboard-container{min-height:100vh}.dashboard-nav{background:#fff;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;box-shadow:0 1px 3px #0000001a;position:sticky;top:0;z-index:50}.nav-brand h1{margin:0;font-size:1.25rem;color:var(--primary)}.live-indicator{color:var(--danger);font-size:.75rem;font-weight:700;margin-left:.5rem;animation:pulse 2s infinite}.logout-btn{display:flex;align-items:center;gap:.5rem;background:#f3f4f6;border:none;padding:.5rem 1rem;border-radius:.5rem;cursor:pointer;color:var(--text-main);font-weight:600}.alert-banner{color:#fff;padding:0;overflow:hidden}.alert-banner.critical{background:var(--danger)}.alert-banner.warning{background:var(--warning)}.alert-content{padding:1rem 2rem;display:flex;align-items:center;gap:1rem}.alert-icon{animation:shake .5s cubic-bezier(.36,.07,.19,.97) both infinite}.main-content{padding:2rem;max-width:1200px;margin:0 auto}.readings-grid{display:flex;flex-direction:column;gap:1rem}.reading-card{background:#fff;border-radius:1rem;padding:1.5rem;box-shadow:0 4px 6px -1px #0000001a;display:flex;flex-direction:column;gap:1rem}@media(min-width:768px){.reading-card{flex-direction:row;align-items:center;justify-content:space-between}.vitals-row{flex:1;justify-content:space-around}}.card-header{display:flex;justify-content:space-between;align-items:center;min-width:150px}.status-badge{padding:.25rem .75rem;border-radius:9999px;font-size:.75rem;font-weight:700;text-transform:uppercase;color:#fff}.status-badge.critical{background:var(--danger)}.status-badge.warning{background:var(--warning)}.status-badge.normal{background:var(--success)}.vitals-row{display:flex;flex-wrap:wrap;gap:1.5rem}.vital-item{display:flex;align-items:center;gap:.75rem}.vital-item .label{display:block;font-size:.75rem;color:var(--text-sub);text-transform:uppercase}.vital-item .value{font-size:1.25rem;font-weight:700;color:var(--text-main)}.vital-item .value small{font-size:.8rem;font-weight:400;color:var(--text-sub);margin-left:2px}.timestamp{display:flex;align-items:center;gap:4px;color:var(--text-sub);font-size:.875rem}@keyframes pulse{0%{opacity:1}50%{opacity:.5}to{opacity:1}}@keyframes shake{10%,90%{transform:translate3d(-1px,0,0)}20%,80%{transform:translate3d(2px,0,0)}30%,50%,70%{transform:translate3d(-4px,0,0)}40%,60%{transform:translate3d(4px,0,0)}}.loading-state,.error-state{text-align:center;padding:3rem;font-size:1.2rem;color:var(--text-sub)}.spin{animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}