*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #0f172a;--surface: #1e293b;--surface-2: #263348;--border: #334155;--border-light: #475569;--text: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--accent: #f97316;--accent-dim: #431407;--accent-text: #fed7aa;--success: #22c55e;--success-bg: #052e16;--warning: #f59e0b;--warning-bg: #1c1202;--danger: #ef4444;--danger-bg: #1f0707;--radius: 8px;--radius-lg: 12px;--mono: "IBM Plex Mono", monospace;--sans: "Inter", system-ui, sans-serif}body{font-family:var(--sans);background:var(--bg);color:var(--text);min-height:100vh;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}input,select,textarea,button{font-family:var(--sans);font-size:14px}input[type=text],input[type=number],input[type=date],input[type=password],select,textarea{width:100%;padding:9px 12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);outline:none;transition:border-color .15s}input:focus,select:focus,textarea:focus{border-color:var(--accent)}select option{background:var(--surface)}button{cursor:pointer;border:none;border-radius:var(--radius);padding:9px 18px;font-weight:500;transition:opacity .15s,background .15s}button:active{opacity:.85}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:#ea6c04}.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-ghost:hover{border-color:var(--border-light);color:var(--text)}.btn-danger-ghost{background:transparent;border:1px solid var(--border);color:var(--danger)}.btn-danger-ghost:hover{background:var(--danger-bg);border-color:var(--danger)}.btn-sm{padding:5px 12px;font-size:13px}.btn-icon{padding:7px;line-height:1;background:transparent;border:1px solid var(--border);color:var(--text-secondary)}.btn-icon:hover{border-color:var(--border-light);color:var(--text)}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{position:sticky;top:0;z-index:10;background:var(--bg);border-bottom:1px solid var(--border);padding:0 1.5rem;display:flex;align-items:center;justify-content:space-between;height:56px}.topbar-brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;letter-spacing:-.01em}.brand-dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}.main-content{flex:1;max-width:800px;width:100%;margin:0 auto;padding:2rem 1.5rem}.tabs{display:flex;gap:2px;margin-bottom:2rem;border-bottom:1px solid var(--border)}.tab-btn{background:transparent;border:none;border-bottom:2px solid transparent;border-radius:0;padding:10px 16px;color:var(--text-muted);font-size:14px;font-weight:500;margin-bottom:-1px}.tab-btn:active{opacity:1}.tab-btn.active{color:var(--text);border-bottom-color:var(--accent)}.tab-btn:hover:not(.active){color:var(--text-secondary)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:1.25rem;margin-bottom:.75rem}.card-header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;font-weight:500;white-space:nowrap}.badge-ok{background:var(--success-bg);color:var(--success);border:1px solid #14532d}.badge-due{background:var(--warning-bg);color:var(--warning);border:1px solid #451a03}.badge-overdue{background:var(--danger-bg);color:var(--danger);border:1px solid #450a0a}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-group{display:flex;flex-direction:column;gap:5px}.form-label{font-size:12px;font-weight:500;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em}.form-actions{display:flex;gap:8px;margin-top:1.25rem;flex-wrap:wrap;align-items:center}.divider{border:none;border-top:1px solid var(--border);margin:1rem 0}.section-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:.5rem}.odometer{font-family:var(--mono);font-size:26px;font-weight:500;color:var(--text);letter-spacing:-.02em}.odometer-unit{font-family:var(--sans);font-size:13px;color:var(--text-muted);margin-left:4px}.stats-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:1.75rem}.stat-tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.875rem 1rem}.stat-tile-num{font-family:var(--mono);font-size:20px;font-weight:500}.stat-tile-label{font-size:12px;color:var(--text-secondary);margin-top:2px}.log-month-label{font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin:1.5rem 0 .5rem}.log-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:.875rem 1rem;display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:6px}.log-type{font-size:14px;font-weight:500}.log-meta{font-size:12px;color:var(--text-secondary);margin-top:2px}.log-cost{font-family:var(--mono);font-size:14px;font-weight:500}.reminder-row{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--border)}.reminder-row:last-child{border-bottom:none}.reminder-icon{width:34px;height:34px;border-radius:var(--radius);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:16px}.reminder-icon-ok{background:var(--success-bg)}.reminder-icon-due{background:var(--warning-bg)}.reminder-icon-overdue{background:var(--danger-bg)}.empty{text-align:center;padding:4rem 1rem;color:var(--text-muted)}.empty-icon{font-size:36px;margin-bottom:1rem}.empty-title{font-size:15px;font-weight:500;color:var(--text-secondary);margin-bottom:.4rem}.empty-body{font-size:13px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.5rem}.page-title{font-size:22px;font-weight:600;letter-spacing:-.02em}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:1.5rem}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2.5rem 2rem;width:100%;max-width:360px}.login-title{font-size:22px;font-weight:600;letter-spacing:-.02em;margin-bottom:.25rem;display:flex;align-items:center;gap:10px}.login-sub{font-size:13px;color:var(--text-muted);margin-bottom:2rem}.login-error{font-size:13px;color:var(--danger);margin-top:.5rem}@media (max-width: 600px){.form-grid{grid-template-columns:1fr}.stats-row{grid-template-columns:1fr 1fr}.main-content{padding:1.25rem 1rem}.topbar{padding:0 1rem}}