.header{background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%);color:#fff;padding:2rem 1rem;box-shadow:var(--shadow-lg)}.header-content{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.logo{display:flex;align-items:center;gap:.75rem}.logo svg{width:32px;height:32px}.logo h1{font-size:1.75rem;font-weight:700;margin:0}.tagline{margin:0;opacity:.9;font-size:1rem}@media (max-width: 768px){.header{padding:1.5rem 1rem}.header-content{flex-direction:column;text-align:center}.logo h1{font-size:1.5rem}.tagline{font-size:.9rem}}.search-form-container{background:var(--bg-primary);border-radius:12px;padding:2rem;margin-bottom:2rem;box-shadow:var(--shadow)}.search-form-container h2{margin-bottom:1.5rem;color:var(--text-primary);font-size:1.5rem}.search-form{display:flex;flex-direction:column;gap:1.5rem}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:500;color:var(--text-primary);font-size:.9rem}.form-group input{padding:.75rem;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;transition:all .2s;font-family:inherit}.form-group input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.airport-input{text-transform:uppercase;letter-spacing:.1em}.submit-button{background:var(--primary-color);color:#fff;border:none;padding:.875rem 2rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;align-self:flex-start}.submit-button:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-lg)}.submit-button:active{transform:translateY(0)}@media (max-width: 768px){.search-form-container{padding:1.5rem}.form-row{grid-template-columns:1fr}.submit-button{width:100%}}.price-chart{width:100%;margin-top:1rem}.chart-tooltip{background:#fff;border:1px solid var(--border-color);border-radius:6px;padding:.75rem;box-shadow:var(--shadow-lg)}.tooltip-date{font-size:.75rem;color:var(--text-secondary);margin-bottom:.25rem}.tooltip-price{font-size:1rem;font-weight:700;color:var(--primary-color)}.route-card{background:var(--bg-primary);border-radius:12px;padding:1.5rem;box-shadow:var(--shadow);transition:all .2s}.route-card:hover{box-shadow:var(--shadow-lg)}.route-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--bg-tertiary)}.route-info{flex:1}.route-route{display:flex;align-items:center;gap:.75rem;margin-bottom:.5rem}.airport-code{font-size:1.5rem;font-weight:700;color:var(--primary-color);letter-spacing:.1em}.arrow{color:var(--text-secondary);font-size:1.25rem}.route-dates{color:var(--text-secondary);font-size:.9rem;margin-bottom:.25rem}.separator{margin:0 .5rem}.route-passengers{color:var(--text-secondary);font-size:.85rem}.remove-button{background:transparent;border:none;color:var(--danger-color);font-size:2rem;line-height:1;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.remove-button:hover{background:#ef44441a}.route-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;margin-bottom:1.5rem}.stat{display:flex;flex-direction:column;gap:.25rem}.stat-label{font-size:.75rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:1.25rem;font-weight:700;color:var(--text-primary)}.stat-value.positive{color:var(--secondary-color)}.stat-value.negative{color:var(--danger-color)}.no-data{text-align:center;color:var(--text-secondary);padding:1rem;font-style:italic}.chart-section{margin-bottom:1.5rem}.toggle-chart-button{background:var(--bg-tertiary);border:none;padding:.5rem 1rem;border-radius:6px;font-size:.875rem;color:var(--text-primary);cursor:pointer;margin-bottom:1rem;transition:all .2s}.toggle-chart-button:hover{background:var(--border-color)}.add-price-form{margin-top:1rem;padding-top:1rem;border-top:2px solid var(--bg-tertiary)}.price-input-group{display:flex;align-items:center;gap:.5rem}.currency{color:var(--text-secondary);font-weight:600}.price-input{flex:1;padding:.75rem;border:2px solid var(--border-color);border-radius:8px;font-size:1rem;transition:all .2s}.price-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #2563eb1a}.add-price-button{background:var(--secondary-color);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .2s;white-space:nowrap}.add-price-button:hover{background:#059669;transform:translateY(-1px);box-shadow:var(--shadow)}@media (max-width: 768px){.route-card{padding:1rem}.route-stats{grid-template-columns:1fr}.price-input-group{flex-direction:column}.add-price-button{width:100%}}.dashboard{margin-top:2rem}.dashboard-title{margin-bottom:1.5rem;color:var(--text-primary);font-size:1.5rem}.routes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:1.5rem}.dashboard-empty{display:flex;justify-content:center;align-items:center;min-height:400px}.empty-state{text-align:center;color:var(--text-secondary)}.empty-state svg{margin-bottom:1rem;color:var(--text-secondary)}.empty-state h3{font-size:1.25rem;margin-bottom:.5rem;color:var(--text-primary)}.empty-state p{font-size:1rem}@media (max-width: 768px){.routes-grid{grid-template-columns:1fr}}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;max-width:1200px;width:100%;margin:0 auto;padding:2rem 1rem}@media (max-width: 768px){.main-content{padding:1rem .5rem}}*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #2563eb;--primary-dark: #1e40af;--secondary-color: #10b981;--danger-color: #ef4444;--text-primary: #1f2937;--text-secondary: #6b7280;--bg-primary: #ffffff;--bg-secondary: #f9fafb;--bg-tertiary: #f3f4f6;--border-color: #e5e7eb;--shadow: 0 1px 3px 0 rgb(0 0 0 / .1), 0 1px 2px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.6}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}