:root{--bg-app: #FAF8F5;--bg-card: #FFFFFF;--bg-card-subtle: #F6F4EF;--text-main: #1E293B;--text-muted: #64748B;--text-dark: #0F172A;--border-light: #E8E4DC;--border-focus: #38BDF8;--water-cold-bg: #E0F2FE;--water-cold-border: #7DD3FC;--water-cold-text: #0369A1;--water-hot-bg: #FFE4E6;--water-hot-border: #FDA4AF;--water-hot-text: #BE123C;--elec-day-bg: #FEF3C7;--elec-day-border: #FCD34D;--elec-day-text: #B45309;--elec-night-bg: #EDE9FE;--elec-night-border: #C4B5FD;--elec-night-text: #6D28D9;--success-bg: #DCFCE7;--success-border: #86EFAC;--success-text: #15803D;--warning-bg: #FEF9C3;--warning-border: #FDE047;--warning-text: #854D0E;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .02);--shadow-md: 0 8px 24px rgba(149, 137, 120, .08);--shadow-lg: 0 16px 36px rgba(149, 137, 120, .12);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-app);color:var(--text-main);line-height:1.5;font-size:18px;-webkit-font-smoothing:antialiased;min-height:100vh}.container{max-width:1080px;margin:0 auto;padding:24px 20px 80px}header.app-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;padding-bottom:20px;border-bottom:1.5px solid var(--border-light);flex-wrap:wrap;gap:16px}.brand-block h1{font-size:26px;font-weight:700;color:var(--text-dark);display:flex;align-items:center;gap:10px}.brand-block p{font-size:16px;color:var(--text-muted);margin-top:2px}.tabs-nav{display:flex;background:var(--bg-card-subtle);padding:4px;border-radius:var(--radius-md);gap:4px;border:1px solid var(--border-light)}.tab-btn{background:transparent;border:none;padding:10px 18px;font-size:16px;font-weight:600;color:var(--text-muted);border-radius:var(--radius-sm);cursor:pointer;transition:all .2s ease}.tab-btn.active{background:var(--bg-card);color:var(--text-dark);box-shadow:var(--shadow-sm)}.period-bar{display:flex;justify-content:space-between;align-items:center;background:var(--bg-card);padding:16px 22px;border-radius:var(--radius-md);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);margin-bottom:24px;flex-wrap:wrap;gap:12px}.period-title{font-size:22px;font-weight:700;color:var(--text-dark)}.cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:22px;margin-bottom:30px}.meter-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1.5px solid var(--border-light);box-shadow:var(--shadow-md);padding:22px;display:flex;flex-direction:column;transition:transform .15s ease,box-shadow .15s ease;position:relative;overflow:hidden}.meter-card:hover{box-shadow:var(--shadow-lg)}.meter-card.confirmed{border-color:var(--success-border)}.card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px}.resource-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:20px;font-size:15px;font-weight:700;letter-spacing:.3px}.resource-badge.cold{background:var(--water-cold-bg);border:1px solid var(--water-cold-border);color:var(--water-cold-text)}.resource-badge.hot{background:var(--water-hot-bg);border:1px solid var(--water-hot-border);color:var(--water-hot-text)}.resource-badge.elec_day{background:var(--elec-day-bg);border:1px solid var(--elec-day-border);color:var(--elec-day-text)}.resource-badge.elec_night{background:var(--elec-night-bg);border:1px solid var(--elec-night-border);color:var(--elec-night-text)}.serial-tag{font-size:14px;font-family:var(--font-mono);color:var(--text-muted)}.crop-preview-box{width:100%;height:140px;background:var(--bg-card-subtle);border-radius:var(--radius-md);border:1px dashed var(--border-light);display:flex;align-items:center;justify-content:center;margin-bottom:18px;overflow:hidden;position:relative}.crop-preview-box img{width:100%;height:100%;object-fit:contain;transition:transform .2s ease}.crop-preview-box img:hover{transform:scale(1.15);cursor:zoom-in}.crop-empty-hint{color:var(--text-muted);font-size:15px;text-align:center;padding:10px}.reading-section{background:var(--bg-card-subtle);border-radius:var(--radius-md);padding:16px 18px;margin-bottom:18px}.reading-row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px}.reading-row label{font-size:15px;color:var(--text-muted);font-weight:500}.reading-input-wrap{display:flex;align-items:center;gap:8px}.reading-input{font-family:var(--font-mono);font-size:26px;font-weight:700;color:var(--text-dark);background:#fff;border:1.5px solid var(--border-light);border-radius:var(--radius-sm);padding:4px 10px;width:160px;text-align:right;transition:border-color .15s ease}.reading-input:focus{outline:none;border-color:var(--border-focus)}.unit-label{font-size:16px;color:var(--text-muted);font-weight:600}.math-formula{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--border-light);padding-top:10px;font-size:15px}.formula-breakdown{color:var(--text-muted)}.delta-highlight{font-size:18px;font-weight:700;color:var(--text-dark)}.btn-confirm{width:100%;padding:14px;border:none;border-radius:var(--radius-md);font-size:17px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .15s ease;min-height:52px}.btn-confirm.pending{background:#e2e8f0;color:var(--text-dark)}.btn-confirm.pending:hover{background:#cbd5e1}.btn-confirm.done{background:var(--success-bg);color:var(--success-text);border:1.5px solid var(--success-border)}.upload-card{background:var(--bg-card);border-radius:var(--radius-lg);border:2px dashed var(--border-light);padding:28px 20px;text-align:center;margin-bottom:26px;cursor:pointer;transition:all .2s ease}.upload-card:hover{border-color:var(--water-cold-text);background:#f0f9ff}.upload-btn-big{display:inline-flex;align-items:center;gap:12px;background:#0284c7;color:#fff;padding:16px 32px;font-size:19px;font-weight:700;border-radius:var(--radius-md);cursor:pointer;box-shadow:0 4px 12px #0284c740;min-height:56px}.action-footer{display:flex;justify-content:flex-end;gap:14px;margin-top:24px;flex-wrap:wrap}.btn-primary{background:#0284c7;color:#fff;border:none;padding:14px 28px;border-radius:var(--radius-md);font-size:18px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:10px;min-height:52px}.btn-secondary{background:var(--bg-card);color:var(--text-dark);border:1.5px solid var(--border-light);padding:14px 24px;border-radius:var(--radius-md);font-size:17px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px;min-height:52px}.table-responsive{width:100%;overflow-x:auto;background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);margin-bottom:24px}.retro-table{width:100%;border-collapse:collapse;font-size:16px}.retro-table th{background:var(--bg-card-subtle);color:var(--text-dark);padding:14px 16px;text-align:left;font-weight:700;border-bottom:1.5px solid var(--border-light);position:sticky;top:0}.retro-table td{padding:12px 16px;border-bottom:1px solid var(--border-light)}.retro-table tr:hover{background:#faf9f6}.retro-table input{font-family:var(--font-mono);font-size:16px;padding:6px 8px;border:1px solid var(--border-light);border-radius:4px;width:110px;text-align:right}.chart-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-light);box-shadow:var(--shadow-sm);padding:24px;margin-bottom:24px}.chart-title{font-size:20px;font-weight:700;margin-bottom:16px;color:var(--text-dark)}dialog.custom-modal{border:none;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);max-width:640px;width:90%;margin:auto;padding:26px;background:#fff}dialog::backdrop{background:#0f172a73;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid var(--border-light)}.modal-title{font-size:20px;font-weight:700}.close-btn{background:transparent;border:none;font-size:24px;cursor:pointer;color:var(--text-muted)}