:root{--background:#f6f8fb;--surface:#ffffff;--surface-muted:#eef3f7;--text:#17202a;--text-muted:#5c6b7a;--border:#dbe3ea;--primary:#16697a;--primary-dark:#0f4c5c;--accent:#f4a261;--success:#2a9d8f;--danger:#c94c4c;--shadow:0 12px 32px rgba(20,37,51,0.08)}*{box-sizing:border-box}body,html{min-height:100%}body{margin:0;background:var(--background);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input{font:inherit}button{cursor:pointer}.page{min-height:100vh;padding:28px}.shell{width:min(1180px,100%);margin:0 auto}.topbar{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:20px}.eyebrow{margin:0 0 6px;color:var(--primary);font-size:13px;font-weight:700;text-transform:uppercase}.eyebrow,h1{letter-spacing:0}h1{margin:0;font-size:clamp(28px,4vw,40px);line-height:1.12}.subtitle{margin:8px 0 0;color:var(--text-muted);font-size:15px}.chart-section,.filter-panel{border:1px solid var(--border);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.filter-panel{display:grid;grid-template-columns:repeat(2,minmax(180px,1fr)) auto;align-items:end;grid-gap:14px;gap:14px;padding:16px;margin-bottom:18px}.field{display:grid;grid-gap:7px;gap:7px}.field label{color:var(--text-muted);font-size:13px;font-weight:650}.field input{height:42px;width:100%;border:1px solid var(--border);border-radius:7px;background:#fff;color:var(--text);padding:0 12px}.field input:focus{border-color:var(--primary);outline:3px solid rgba(22,105,122,.16)}.secondary-button,.submit-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:42px;border-radius:7px;padding:0 16px;font-weight:750}.submit-button{border:0;background:var(--primary);color:#fff}.submit-button:hover{background:var(--primary-dark)}.submit-button:disabled{cursor:not-allowed;opacity:.65}.secondary-button{border:1px solid var(--border);background:var(--surface);color:var(--text)}.secondary-button:hover{border-color:rgba(22,105,122,.34);background:var(--surface-muted)}.alert{border:1px solid rgba(201,76,76,.28);border-radius:8px;background:rgba(201,76,76,.08);color:#8b2f2f;padding:12px 14px}.alert,.kpi-grid{margin-bottom:18px}.kpi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:14px;gap:14px}.kpi-card{min-height:126px;border:1px solid var(--border);border-radius:8px;background:var(--surface);box-shadow:var(--shadow);padding:18px}.kpi-card.total{border-color:rgba(22,105,122,.38);background:linear-gradient(135deg,#ffffff,#e8f3f3)}.kpi-label{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--text-muted);font-size:13px;font-weight:700}.kpi-label svg{color:var(--primary);flex:0 0 auto}.kpi-value{margin-top:16px;font-size:34px;font-weight:800;line-height:1}.kpi-note{margin-top:10px;color:var(--text-muted);font-size:13px}.chart-section{padding:18px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}.section-heading h2{margin:0;font-size:19px;line-height:1.25}.section-heading p{margin:4px 0 0;color:var(--text-muted);font-size:13px}.chart-wrap{height:420px;min-width:0}.skeleton{position:relative;overflow:hidden;color:transparent}.skeleton:after{position:absolute;inset:0;content:"";background:linear-gradient(90deg,rgba(255,255,255,0),rgba(255,255,255,.8),rgba(255,255,255,0));animation:shimmer 1.4s infinite}@keyframes shimmer{0%{transform:translateX(-100%)}to{transform:translateX(100%)}}.empty-state{display:grid;place-items:center;min-height:260px;border:1px dashed var(--border);border-radius:8px;color:var(--text-muted);text-align:center}.login-page{display:grid;place-items:center;min-height:100vh;padding:24px}.login-panel{width:min(430px,100%);border:1px solid var(--border);border-radius:8px;background:var(--surface);box-shadow:var(--shadow);padding:28px}.login-icon{display:grid;place-items:center;width:50px;height:50px;margin-bottom:18px;border-radius:8px;background:var(--surface-muted);color:var(--primary)}.login-form{display:grid;grid-gap:14px;gap:14px;margin-top:22px}@media (max-width:760px){.page{padding:18px}.topbar{align-items:flex-start;flex-direction:column}.filter-panel,.kpi-grid{grid-template-columns:1fr}.chart-wrap{height:340px}}@media (min-width:761px) and (max-width:980px){.kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}