@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";
:root{--navy:#0d1b2f;--blue:#1677ff;--bg:#f5f7fb;--text:#172033;--muted:#7d8797;--border:#e4e8ef;--soft:#f8f9fb}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:Inter,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}a{color:inherit}.sidebar{background:var(--navy);color:#fff;z-index:20;width:235px;padding:24px 14px;position:fixed;inset:0 auto 0 0}.brand{align-items:center;gap:12px;margin-bottom:35px;padding:0 10px;display:flex}.brand-logo{background:var(--blue);border-radius:10px;justify-content:center;align-items:center;width:42px;height:42px;display:flex;overflow:hidden}.brand-logo img{object-fit:contain;width:100%;height:100%;padding:5px}.brand h2{margin:0;font-size:16px;line-height:1.1}.brand span{color:#8e9bae;margin-top:5px;font-size:10px;display:block}.nav-link{color:#bfc9d8;border-radius:7px;align-items:center;gap:13px;margin-bottom:5px;padding:12px 14px;font-size:13px;text-decoration:none;display:flex}.nav-link:hover{color:#fff;background:#162b49}.nav-link.active{background:var(--blue);color:#fff}.main-content{min-height:100vh;margin-left:235px;padding:16px 30px 28px}.page-header{justify-content:space-between;align-items:center;gap:16px;margin-bottom:22px;display:flex}.page-title h1{margin:0;font-size:25px}.header-actions{gap:8px;display:flex}.btn{color:#39465a;background:#fff;border:1px solid #dce2eb;border-radius:7px;justify-content:center;align-items:center;gap:7px;min-height:38px;padding:0 14px;font-size:12px;display:inline-flex}.btn:hover{background:#f3f5f8}.btn-primary{background:var(--blue);border-color:var(--blue);color:#fff}.btn-primary:hover{background:#0866e8}.btn-danger{color:#fff;background:#e84b4b;border-color:#e84b4b}.btn-danger:hover{background:#d73d3d}.kpi-grid{grid-template-columns:repeat(5,1fr);gap:14px;margin-bottom:18px;display:grid}.kpi-card{border:1px solid 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var(--blue);padding:17px;box-shadow:0 3px 10px #1677ff14}.drone-card-top{justify-content:space-between;align-items:center;margin-bottom:14px;display:flex}.drone-card-icon{width:40px;height:40px;color:var(--blue);background:#eaf2ff;border-radius:9px;justify-content:center;align-items:center;display:flex}.selected-label{color:#159947;background:#e8f8ef;border-radius:5px;padding:5px 9px;font-size:9px;font-weight:600}.drone-card-name{white-space:nowrap;text-overflow:ellipsis;margin-bottom:14px;font-size:14px;font-weight:700;overflow:hidden}.drone-card-stats{grid-template-columns:1fr 1.3fr;gap:12px;min-width:0;margin-bottom:14px;display:grid}.drone-card-stats>div{min-width:0}.drone-card-stats strong{white-space:nowrap;text-overflow:ellipsis;font-size:17px;font-weight:700;display:block;overflow:hidden}.drone-card-stats span{color:var(--muted);margin-top:3px;font-size:9px;display:block}.drone-card-bottom{color:#687589;border-top:1px solid 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.25s}.bar-fill.blue{background:var(--blue)}.bar-fill.orange{background:#ef8b00}.bar-column>span{color:#687589;white-space:nowrap;margin-top:6px;font-size:8px;display:block}.chart-total{border-top:1px solid #edf0f4;justify-content:space-between;align-items:center;padding-top:10px;font-size:10px;display:flex}.chart-total span{color:var(--muted)}.chart-total strong{font-size:13px}.maintenance-record-panel{margin-top:18px}@media (max-width:1200px){.drone-maintenance-grid,.maintenance-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (max-width:900px){.maintenance-chart-grid{grid-template-columns:1fr}}@media (max-width:700px){.drone-maintenance-grid,.maintenance-summary-grid{grid-template-columns:1fr}.selected-drone-header{align-items:flex-start;gap:15px}.drone-card-stats{grid-template-columns:1fr 1fr}}.main-content{min-height:100vh;width:calc(100% - 235px)!important;max-width:none!important;margin-left:235px!important;margin-right:0!important;padding:28px 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