:root{--bg-main:#fff;--bg-subtle:#f8fafc;--bg-card:#fff;--brand-primary:#1e40af;--brand-primary-light:#eff6ff;--color-success:#16a34a;--color-success-subtle:#f0fdf4;--color-danger:#dc2626;--color-danger-subtle:#fef2f2;--color-warning:#ea580c;--color-warning-subtle:#fff7ed;--text-main:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--border-light:#e2e8f0;--border-hover:#cbd5e1;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-full:9999px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a, 0 2px 4px -2px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;--shadow-feature:0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;--transition-spring:all .4s cubic-bezier(.175, .885, .32, 1.275);--transition-smooth:all .2s ease-in-out;--font-main:"Inter", system-ui, -apple-system, sans-serif}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}.recharts-wrapper *,.recharts-surface *{outline:none!important}html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;font-size:16px}body{font-family:var(--font-main);background-color:var(--bg-main);color:var(--text-main);min-height:100vh;line-height:1.6;overflow-x:hidden}h1,h2,h3,h4{letter-spacing:-.02em;font-weight:700;line-height:1.2}.app-container{background:var(--bg-main);flex-direction:column;min-height:100vh;display:flex}.main-content{height:100vh;display:flex;position:relative;overflow:hidden}@media (max-width:768px){.main-content{flex-direction:column;height:100dvh;min-height:-webkit-fill-available}}.floating-panel{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--space-md);z-index:1000;transition:var(--transition-smooth)}.floating-panel:hover{border-color:var(--border-hover);box-shadow:var(--shadow-feature)}.sidebar{background:var(--bg-subtle);border-left:1px solid var(--border-light);z-index:10;width:400px;transition:var(--transition-smooth);flex-direction:column;display:flex}.sidebar-header{padding:var(--space-lg);border-bottom:1px solid var(--border-light);background:var(--bg-main)}.sidebar-content{padding:var(--space-md);flex:1;overflow-y:auto}.station-item{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-md);padding:var(--space-md);margin-bottom:var(--space-sm);cursor:pointer;align-items:center;gap:var(--space-md);transition:var(--transition-spring);display:flex;position:relative;overflow:hidden}.station-item:hover{border-color:var(--brand-primary);box-shadow:var(--shadow-md);transform:translateY(-4px)scale(1.02)}.station-item:active{transform:scale(.98)}.station-rank{background:var(--brand-primary-light);width:32px;height:32px;color:var(--brand-primary);border-radius:var(--radius-sm);justify-content:center;align-items:center;font-size:.875rem;font-weight:700;display:flex}.station-info{flex:1}.station-name{color:var(--text-main);font-size:1rem;font-weight:600}.station-brand{color:var(--text-secondary);font-size:.8125rem}.price-badge{border-radius:var(--radius-md);justify-content:center;align-items:center;padding:6px 12px;font-size:1rem;font-weight:700;display:inline-flex}.price-badge.low{background:var(--color-success-subtle);color:var(--color-success)}.price-badge.mid{background:var(--color-warning-subtle);color:var(--color-warning)}.price-badge.high{background:var(--color-danger-subtle);color:var(--color-danger)}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition-spring);border:none;justify-content:center;align-items:center;gap:8px;padding:10px 20px;font-family:inherit;font-weight:600;display:inline-flex}.btn-primary{background:var(--brand-primary);color:#fff}.btn-primary:hover{background:#1d4ed8;transform:translateY(-2px);box-shadow:0 4px 12px #1e40af33}.btn-secondary{background:var(--bg-subtle);color:var(--text-secondary);border:1px solid var(--border-light)}.btn-secondary:hover{border-color:var(--border-hover);color:var(--text-main);background:#fff}.filter-bar{align-items:center;gap:var(--space-lg);padding:8px 24px;display:flex}.filter-stats-container{gap:var(--space-xl);padding-left:var(--space-lg);border-left:1px solid var(--border-light);display:flex}.filter-stat{flex-direction:column;display:flex}.stat-label{text-transform:uppercase;color:var(--text-muted);letter-spacing:.05em;font-size:.625rem;font-weight:700}.stat-value{font-size:1rem;font-weight:700}.stat-value.primary{color:var(--brand-primary)}.stat-value.secondary{color:var(--text-secondary);font-weight:600}@media (max-width:768px){.filter-bar{gap:var(--space-sm);justify-content:space-between;width:95%;padding:8px 12px}.filter-stats-container{gap:var(--space-md);padding-left:var(--space-sm)}.stat-label{font-size:.5rem}.stat-value{font-size:.875rem}}@media (max-width:480px){.filter-bar{flex-wrap:wrap;justify-content:center;gap:8px;padding:12px}.filter-stats-container{border-left:none;justify-content:space-around;width:100%;padding-left:0}}.filter-toggle-group{background:var(--bg-subtle);border-radius:var(--radius-md);border:1px solid var(--border-light);padding:4px;display:flex}.btn-toggle{border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:var(--transition-smooth);background:0 0;border:none;padding:6px 16px;font-size:.875rem;font-weight:600}.btn-toggle.active{color:var(--brand-primary);box-shadow:var(--shadow-sm);background:#fff}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:4000;padding:var(--space-lg);background:#0f172a66;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-feature);flex-direction:column;width:90%;max-width:480px;max-height:85vh;display:flex;position:relative;overflow-y:auto}.modal-close{border-radius:var(--radius-full);border:1px solid var(--border-light);cursor:pointer;z-index:20;width:36px;height:36px;transition:var(--transition-smooth);background:#fff;justify-content:center;align-items:center;display:flex;position:absolute;top:16px;right:16px}.modal-close:hover{background:var(--bg-subtle);transform:rotate(90deg)}.map-container{background:#f1f5f9;flex:1;position:relative}.charts-section{padding:var(--space-2xl) var(--space-xl);background:var(--bg-subtle);border-top:1px solid var(--border-light)}.chart-wrapper{border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-md);margin-bottom:var(--space-xl);background:#fff}.chart-title{margin-bottom:var(--space-lg);color:var(--text-main);font-size:1.25rem}.spinner{border:3px solid var(--brand-primary-light);border-top-color:var(--brand-primary);border-radius:50%;width:24px;height:24px;animation:.8s cubic-bezier(.5,.1,.4,.9) infinite spin}@keyframes spin{to{transform:rotate(360deg)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border-light);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--border-hover)}.price-grid{grid-template-columns:1fr 1fr;gap:16px;margin-bottom:32px;display:grid}.price-card{background:var(--bg-subtle);border-radius:var(--radius-md);text-align:center;border:1px solid var(--border-light);padding:20px}.price-card-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px;font-size:.75rem}.price-card-value{color:var(--brand-primary);font-size:2rem;font-weight:800}@media (max-width:480px){.price-grid{grid-template-columns:1fr;gap:12px}.price-card-value{font-size:1.75rem}}@media (max-width:768px){.main-footer{z-index:5000;-webkit-backdrop-filter:blur(8px);border-top:none;border-bottom:1px solid var(--border-light);background:#fffffff2;justify-content:center;align-items:center;gap:12px;margin:0;padding:6px 16px;font-size:.6875rem;display:flex;position:fixed;top:0;left:0;right:0}.main-footer p{display:none}.main-footer .flex{align-items:center;gap:16px;display:flex}.home-wrapper{height:100dvh;padding-top:32px;position:fixed;inset:0;overflow:hidden}.main-content{height:100%;min-height:unset;flex-direction:column;position:relative;overflow:hidden}.map-container{position:absolute;inset:0}.charts-section{display:none}.sidebar{border-left:none;border-top:1px solid var(--border-light);border-radius:var(--radius-lg) var(--radius-lg) 0 0;z-index:2000;background:var(--bg-main);touch-action:none;width:100%;height:60vh;transition:transform .35s cubic-bezier(.4,0,.2,1);position:fixed;bottom:56px;left:0;transform:translateY(calc(100% - 90px))}.sidebar.expanded{transform:translateY(0)}.maplibregl-ctrl-bottom-right{margin-bottom:140px}.sidebar-handle{cursor:grab;touch-action:none;justify-content:center;align-items:center;height:32px;display:flex}.sidebar-handle:active{cursor:grabbing}.sidebar-handle-bar{background:var(--border-hover);border-radius:var(--radius-full);width:40px;height:4px}.sidebar-content{-webkit-overflow-scrolling:touch;overflow-y:auto}}.mobile-tab-bar{display:none}@media (max-width:768px){.mobile-tab-bar{-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--border-light);z-index:3000;background:#fffffff2;justify-content:space-around;align-items:center;height:56px;padding:0;display:flex;position:fixed;bottom:0;left:0;right:0}.mobile-tab-item{cursor:pointer;height:100%;color:var(--text-muted);font-family:var(--font-main);-webkit-tap-highlight-color:transparent;background:0 0;border:none;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:2px;padding:0;transition:color .2s;display:flex}.mobile-tab-item:active,.mobile-tab-item.active{color:var(--brand-primary)}.mobile-tab-label{text-transform:uppercase;letter-spacing:.03em;font-size:.625rem;font-weight:600}}.chart-sheet-backdrop,.chart-bottom-sheet,.chart-sheet-handle,.chart-sheet-header,.chart-sheet-content{display:none}@media (max-width:768px){.chart-sheet-backdrop{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:3500;background:#0f172a4d;animation:.2s fadeIn;display:block;position:fixed;inset:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.chart-bottom-sheet{background:var(--bg-main);border-radius:var(--radius-lg) var(--radius-lg) 0 0;z-index:4000;touch-action:none;flex-direction:column;height:75vh;transition:transform .35s cubic-bezier(.4,0,.2,1);animation:.35s cubic-bezier(.4,0,.2,1) slideUp;display:flex;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -8px 30px #00000026}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.chart-sheet-handle{cursor:grab;touch-action:none;justify-content:center;align-items:center;height:32px;display:flex}.chart-sheet-handle:active{cursor:grabbing}.chart-sheet-header{border-bottom:1px solid var(--border-light);justify-content:space-between;align-items:center;padding:0 20px 12px;display:flex}.chart-sheet-title{color:var(--text-main);font-size:1.125rem;font-weight:700}.chart-sheet-close{border-radius:var(--radius-full);background:var(--bg-subtle);border:1px solid var(--border-light);cursor:pointer;width:36px;height:36px;color:var(--text-secondary);transition:var(--transition-smooth);justify-content:center;align-items:center;display:flex}.chart-sheet-close:active{background:var(--border-light)}.chart-sheet-content{-webkit-overflow-scrolling:touch;flex:1;padding:16px;display:block;overflow-y:auto}}