@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--y: #F5A800;--yd: #D4900A;--yl: #FFF8E7;--dark: #1F2937;--grey: #6B7280;--gl: #F9FAFB;--gb: #E5E7EB;--ok: #10B981;--err: #EF4444;--info: #3B82F6;--elec: #3B82F6;--solar: #F59E0B;--heat: #EF4444;--water: #06B6D4;--ecs: #F97316;--ev: #10B981}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:#f3f4f6;color:var(--dark);font-size:14px;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}button{font-family:inherit;border:none;background:none;cursor:pointer}a{color:inherit;text-decoration:none}.pwa-header{background:linear-gradient(135deg,#1f2937,#111827);color:#fff;padding:18px 16px;border-radius:0 0 18px 18px}.pwa-header-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.pwa-logo-row{display:flex;align-items:center;gap:8px}.pwa-logo-icon{width:32px;height:32px;background:var(--y);border-radius:6px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px;color:#fff}.pwa-logo-text{font-size:14px;font-weight:700}.pwa-logo-text span{color:var(--y)}.hamburger{background:#ffffff1a;color:#fff;padding:8px 10px;border-radius:6px;font-size:14px}.greeting-text{font-size:12px;opacity:.75;margin-top:12px}.greeting-name{font-size:20px;font-weight:700;margin-top:4px}.greeting-sub{font-size:12px;color:var(--y);margin-top:2px}.content{padding:16px 16px 80px}.section-title{font-size:13px;font-weight:700;margin-bottom:10px;margin-top:14px;display:flex;align-items:center;gap:6px}.section-title:first-child{margin-top:0}.kpi-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-bottom:10px}.live-item{background:#fff;border:1px solid var(--gb);border-radius:10px;padding:10px;position:relative}.live-dot{position:absolute;top:8px;right:8px;display:flex;align-items:center;gap:3px;font-size:9px;color:var(--ok);font-weight:700}.live-dot-c{width:6px;height:6px;border-radius:50%;background:var(--ok);animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.live-label{font-size:10px;font-weight:700;color:var(--grey);text-transform:uppercase;margin-bottom:3px}.live-val{font-size:18px;font-weight:700}.live-unit{font-size:11px;color:var(--grey)}.total-card{background:linear-gradient(135deg,#f5a800,#d4900a);color:#fff;border-radius:14px;padding:18px;box-shadow:0 6px 20px #f5a80059;margin-bottom:14px}.total-label{font-size:11px;opacity:.85;text-transform:uppercase;letter-spacing:1px;font-weight:700}.total-val{font-size:36px;font-weight:800;margin-top:6px}.total-sub{font-size:12px;opacity:.9;margin-top:4px}.session-card{background:#fff;border-radius:12px;padding:14px;box-shadow:0 1px 3px #0000000f;margin-bottom:10px;border-left:4px solid var(--ok)}.session-card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.session-state{display:flex;align-items:center;gap:6px;font-size:11px;font-weight:700;text-transform:uppercase;color:var(--ok)}.status-dot{display:inline-block;width:8px;height:8px;border-radius:50%}.sd-online{background:var(--ok)}.sd-charging{background:var(--info);animation:pulse 2s infinite}.sd-offline{background:#9ca3af}.sd-fault{background:var(--err)}.session-name{font-size:13px;color:var(--grey);margin-bottom:4px}.session-energy{font-size:24px;font-weight:800}.session-meta{font-size:11px;color:var(--grey);margin-top:4px}.history-row{background:#fff;border-radius:12px;padding:14px;box-shadow:0 1px 3px #0000000f;margin-bottom:8px}.history-top{display:flex;justify-content:space-between;align-items:start;margin-bottom:4px}.history-date{font-size:12px;color:var(--grey)}.history-cost{font-size:14px;font-weight:700}.history-energy{font-size:18px;font-weight:700}.empty{background:#fff;border-radius:12px;padding:40px 20px;text-align:center;color:var(--grey);font-size:13px;box-shadow:0 1px 3px #0000000f}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--gb);display:flex;justify-content:space-around;padding:8px 0;z-index:50}.nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:4px 12px;font-size:10px;color:var(--grey);cursor:pointer}.nav-item-icon{font-size:18px}.nav-item.active{color:var(--yd)}.notif-banner{background:var(--yl);border:1px solid #FDE68A;border-radius:12px;padding:14px;margin-bottom:14px}.notif-banner-title{font-size:13px;font-weight:700;margin-bottom:6px}.notif-banner-desc{font-size:11px;color:var(--grey);margin-bottom:10px}.btn-primary{background:var(--y);color:#fff;padding:10px 18px;border-radius:10px;font-size:13px;font-weight:600;width:100%}.btn-primary:disabled{opacity:.5}.btn-secondary{background:#fff;color:var(--dark);border:1px solid var(--gb);padding:10px 18px;border-radius:10px;font-size:13px;font-weight:500;width:100%}.pwa-login{min-height:100vh;background:linear-gradient(135deg,#1f2937,#111827);display:flex;align-items:center;justify-content:center;padding:20px}.pwa-login-box{background:#fff;border-radius:16px;padding:28px 22px;width:100%;max-width:360px}.pwa-login-logo{width:56px;height:56px;background:linear-gradient(135deg,var(--y),var(--yd));border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#fff;margin:0 auto 14px}.pwa-login-title{font-size:22px;font-weight:700;text-align:center;margin-bottom:4px}.pwa-login-title span{color:var(--y)}.pwa-login-sub{font-size:12px;color:var(--grey);text-align:center;margin-bottom:18px}.input-group{margin-bottom:12px}.input-group label{display:block;font-size:11px;font-weight:600;color:var(--grey);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}.input-group input{width:100%;padding:10px 12px;border:1px solid var(--gb);border-radius:8px;font-size:14px;font-family:inherit}.input-group input:focus{outline:none;border-color:var(--y);box-shadow:0 0 0 3px #f5a8001a}.alert{padding:10px 14px;border-radius:8px;font-size:12px;margin-bottom:10px}.alert-i{background:#ebf5ff;border:1px solid #BFDBFE;color:#1e40af}.alert-e{background:#fef2f2;border:1px solid #FCA5A5;color:#dc2626}