*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Segoe UI',sans-serif;font-size:14px;background:#f0f2f5;color:#1a1a2e;min-height:100vh}
.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(15,52,96,0.95);z-index:9999;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff}
.loading-logo{font-size:52px;margin-bottom:16px;animation:bounce 1s infinite}
@keyframes bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.loading-title{font-size:22px;font-weight:700;margin-bottom:6px}
.loading-sub{font-size:14px;opacity:0.7;margin-bottom:24px}
.loading-bar{width:260px;height:6px;background:rgba(255,255,255,0.2);border-radius:3px;overflow:hidden}
.loading-fill{height:100%;background:#27ae60;border-radius:3px;animation:lfill 2.5s ease-in-out infinite}
@keyframes lfill{0%{width:5%}80%{width:90%}100%{width:95%}}
#loading-msg{font-size:12px;opacity:0.6;margin-top:14px}
.global-error{background:#fdecea;border:1px solid #f5c6c2;color:#c0392b;padding:12px 20px;font-size:13px;display:none}
.header{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 50%,#0f3460 100%);color:#fff;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;box-shadow:0 2px 12px rgba(0,0,0,0.3);flex-wrap:wrap;gap:8px}
.header-title{font-size:18px;font-weight:700}
.header-sub{font-size:11px;opacity:0.75;margin-top:2px}
.badge{display:inline-block;padding:4px 10px;border-radius:20px;font-size:11px;font-weight:600}
.badge-active{background:#e67e22;color:#fff}
.badge-complete{background:#27ae60;color:#fff}
.badge-charge{background:#2980b9;color:#fff}
.badge-discharge{background:#c0392b;color:#fff}
.badge-rest{background:#27ae60;color:#fff}
.badge-pending{background:#95a5a6;color:#fff}
.badge-nosync{background:#e67e22;color:#fff}
.nav{background:#fff;border-bottom:1px solid #e0e0e0;padding:0 20px;display:flex;gap:2px;overflow-x:auto;position:sticky;top:62px;z-index:99;box-shadow:0 1px 4px rgba(0,0,0,0.06)}
.nav button{padding:12px 16px;border:none;background:transparent;cursor:pointer;font-size:13px;color:#666;font-weight:500;border-bottom:3px solid transparent;white-space:nowrap;transition:all 0.2s}
.nav button:hover{color:#0f3460;background:#f8f9ff}
.nav button.active{color:#0f3460;border-bottom-color:#0f3460;font-weight:600}
.content{padding:20px;max-width:1200px;margin:0 auto}
.tab{display:none}.tab.active{display:block}
.section-title{font-size:16px;font-weight:600;margin-bottom:16px;color:#1a1a2e}
.card{background:#fff;border:1px solid #e8ecf0;border-radius:12px;padding:18px;margin-bottom:14px;box-shadow:0 1px 4px rgba(0,0,0,0.04)}
.card-title{font-size:14px;font-weight:600;margin-bottom:14px;color:#1a1a2e}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
label{font-size:12px;color:#666;display:block;margin-bottom:5px;font-weight:500}
input,select{width:100%;padding:8px 11px;border:1px solid #dde1e7;border-radius:8px;font-size:13px;background:#fff;color:#1a1a2e;transition:border 0.2s}
input:focus,select:focus{outline:none;border-color:#0f3460;box-shadow:0 0 0 3px rgba(15,52,96,0.08)}
.btn{padding:9px 18px;border:1px solid #dde1e7;border-radius:8px;cursor:pointer;font-size:13px;font-weight:500;transition:all 0.2s;background:#fff;color:#1a1a2e}
.btn:hover{transform:translateY(-1px);box-shadow:0 2px 8px rgba(0,0,0,0.1)}
.btn:disabled{opacity:0.6;cursor:not-allowed;transform:none}
.btn-primary{background:#0f3460;color:#fff;border-color:#0f3460}
.btn-success{background:#27ae60;color:#fff;border-color:#27ae60}
.btn-danger{background:#e74c3c;color:#fff;border-color:#e74c3c}
.btn-sheets{background:#0f9d58;color:#fff;border-color:#0f9d58}
.btn-voice{background:#8e44ad;color:#fff;border-radius:50%;width:40px;height:40px;border:none;font-size:18px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:all 0.2s}
.btn-voice.listening{background:#e74c3c;animation:pulse 1s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(231,76,60,0.4)}50%{box-shadow:0 0 0 10px rgba(231,76,60,0)}}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:20px}
.metric{background:#fff;border:1px solid #e8ecf0;border-radius:12px;padding:16px;text-align:center;box-shadow:0 1px 4px rgba(0,0,0,0.04)}
.metric-label{font-size:11px;color:#888;margin-bottom:6px;font-weight:500;text-transform:uppercase;letter-spacing:0.5px}
.metric-value{font-size:28px;font-weight:700}
.grp-label{font-size:12px;font-weight:600;color:#555;margin-bottom:6px;margin-top:10px;text-transform:uppercase;letter-spacing:0.5px}
.circuit-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:7px;margin-bottom:8px}
.circuit-btn{padding:10px 4px;border:1px solid #dde1e7;border-radius:10px;cursor:pointer;text-align:center;background:#fff;color:#1a1a2e;font-size:11px;font-weight:600;transition:all 0.2s;line-height:1.5}
.circuit-btn:hover{border-color:#0f3460;transform:translateY(-2px);box-shadow:0 4px 12px rgba(15,52,96,0.12)}
.circuit-btn.active-sel{border-color:#0f3460;box-shadow:0 0 0 3px rgba(15,52,96,0.15)}
.circuit-btn.running{background:#fff3e0;color:#e67e22;border-color:#e67e22}
.circuit-btn.complete{background:#e8f8f0;color:#27ae60;border-color:#27ae60}
.battery-table{width:100%;border-collapse:collapse;font-size:12px}
.battery-table th{text-align:left;padding:9px 10px;background:#f8f9ff;border-bottom:2px solid #e8ecf0;color:#555;font-weight:600;white-space:nowrap}
.battery-table td{padding:7px 10px;border-bottom:1px solid #f0f2f5}
.battery-table tr:hover td{background:#f8f9ff}
.complete-item{display:flex;align-items:center;gap:14px;padding:14px;background:#fff;border:1px solid #e8ecf0;border-radius:12px;margin-bottom:8px;transition:all 0.2s}
.complete-item:hover{border-color:#27ae60;box-shadow:0 2px 8px rgba(39,174,96,0.1)}
.check-circle{width:34px;height:34px;border-radius:50%;border:2px solid #dde1e7;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;font-size:18px;color:transparent;transition:all 0.2s;font-weight:700}
.check-circle:hover{border-color:#27ae60;background:#e8f8f0;color:#ccc}
.check-circle.checked{background:#27ae60;border-color:#27ae60;color:#fff}
.voice-bar{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#f8f0ff;border:1px solid #d7bde2;border-radius:10px;margin-bottom:16px;flex-wrap:wrap}
.success-msg{padding:12px 16px;background:#e8f8f0;border:1px solid #a9dfbf;border-radius:8px;color:#27ae60;font-size:13px;font-weight:500;margin-bottom:14px;display:none}
.error-msg{padding:12px 16px;background:#fdecea;border:1px solid #f5c6c2;border-radius:8px;color:#c0392b;font-size:13px;margin-bottom:14px;display:none}
.info-bar{background:#fff3e0;border:1px solid #f0c27f;border-radius:8px;padding:10px 14px;font-size:12px;color:#e67e22;margin-bottom:14px}
.tab-inner-nav{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}
.tab-inner-nav button{padding:6px 14px;border:1px solid #dde1e7;border-radius:20px;background:#fff;cursor:pointer;font-size:12px;font-weight:500;color:#666;transition:all 0.2s}
.tab-inner-nav button.active{background:#0f3460;color:#fff;border-color:#0f3460}
.notif-item{padding:10px 14px;border-left:4px solid #2980b9;background:#eaf4fb;border-radius:0 8px 8px 0;margin-bottom:8px}
.row-alt td{background:#fafbff}
.spinner{display:inline-block;width:14px;height:14px;border:2px solid #ccc;border-top-color:#0f3460;border-radius:50%;animation:spin 0.8s linear infinite;margin-right:6px;vertical-align:middle}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:768px){.circuit-grid{grid-template-columns:repeat(4,1fr)}.metrics{grid-template-columns:repeat(2,1fr)}.grid2,.grid3,.grid4{grid-template-columns:1fr}.nav{top:56px}}
@media(max-width:480px){.circuit-grid{grid-template-columns:repeat(3,1fr)}.content{padding:12px}}