*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--primary: #2563eb;--primary-dark: #1d4ed8;--primary-light: #dbeafe;--success: #16a34a;--success-light: #dcfce7;--warning-light: #fef3c7;--warning-text: #92400e;--error: #dc2626;--error-light: #fee2e2;--error-text: #991b1b;--info-light: #dbeafe;--info-text: #1e40af;--bg: #f1f5f9;--card-bg: #ffffff;--border: #e2e8f0;--border-light: #f1f5f9;--text: #1e293b;--text-muted: #64748b;--header-bg: #1e293b}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}.app{min-height:100vh}.app-header{background:var(--header-bg);padding:1rem 1.5rem 0;color:#fff}.app-header h1{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;margin-bottom:.75rem;opacity:.95}.tabs{display:flex;gap:2px}.tab{padding:.55rem 1.2rem;background:transparent;color:#fff9;border:none;cursor:pointer;font-size:.875rem;font-weight:500;border-radius:6px 6px 0 0;transition:color .15s,background .15s}.tab:hover{color:#fff;background:#ffffff1a}.tab.active{background:var(--bg);color:var(--text);font-weight:600}.content{max-width:1100px;margin:0 auto;padding:1.5rem}.card{background:var(--card-bg);border-radius:8px;padding:1.25rem 1.5rem;box-shadow:0 1px 3px #00000014;margin-bottom:1.25rem}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.875rem;margin-bottom:1rem}.form-group{display:flex;flex-direction:column;gap:.3rem}.form-label{font-size:.75rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}input[type=text],input[type=date],input[type=number],select{width:100%;padding:.45rem .7rem;border:1px solid var(--border);border-radius:6px;font-size:.9rem;background:#fff;color:var(--text);transition:border-color .15s,box-shadow .15s}input[type=text]:focus,input[type=date]:focus,input[type=number]:focus,select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}input[type=checkbox]{width:auto;cursor:pointer;accent-color:var(--primary)}.btn{padding:.5rem 1.25rem;border:1px solid transparent;border-radius:6px;cursor:pointer;font-size:.875rem;font-weight:600;transition:background .15s,opacity .15s;white-space:nowrap}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-primary:disabled{opacity:.45;cursor:not-allowed}.btn-ghost{background:var(--border-light);color:var(--text);border-color:var(--border)}.btn-ghost:hover{background:var(--border)}.btn-danger-soft{background:var(--error-light);color:var(--error-text);border-color:transparent}.btn-danger-soft:hover{background:#fecaca}.alert{padding:.7rem 1rem;border-radius:6px;margin-bottom:1rem;font-size:.875rem;line-height:1.5}.alert-warning{background:var(--warning-light);color:var(--warning-text);border-left:3px solid #d97706}.alert-error{background:var(--error-light);color:var(--error-text);border-left:3px solid var(--error)}.alert-info{background:var(--info-light);color:var(--info-text);border-left:3px solid var(--primary)}.loading{text-align:center;padding:3rem 1rem;color:var(--text-muted);font-size:.9rem}.table-wrapper{overflow-x:auto;border-radius:8px;box-shadow:0 1px 3px #00000014;margin-bottom:1.25rem;background:var(--card-bg)}table{width:100%;border-collapse:collapse;font-size:.875rem}th{text-align:left;padding:.6rem 1rem;background:#f8fafc;color:var(--text-muted);font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--border);white-space:nowrap;-webkit-user-select:none;user-select:none}th.sortable{cursor:pointer}th.sortable:hover{color:var(--text)}td{padding:.65rem 1rem;border-bottom:1px solid var(--border-light);vertical-align:middle}tr:last-child td{border-bottom:none}tr:hover td{background:#f8fafc}.td-price{font-weight:700;font-size:1rem}.td-muted{font-size:.75rem;color:var(--text-muted)}.source-badge{display:inline-block;padding:.2rem .45rem;border-radius:4px;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}.source-google{background:#dbeafe;color:#1d4ed8}.source-skyscanner{background:#fae8ff;color:#7e22ce}.deal-badge{display:inline-block;background:var(--success-light);color:#166534;padding:.15rem .5rem;border-radius:9999px;font-size:.68rem;font-weight:700;letter-spacing:.04em}.chip{display:inline-flex;align-items:center;gap:.3rem;background:var(--primary-light);color:var(--primary-dark);padding:.25rem .6rem .25rem .7rem;border-radius:9999px;font-size:.8rem;font-weight:600}.chip-remove{background:none;border:none;cursor:pointer;color:var(--primary-dark);font-size:1rem;line-height:1;padding:0;opacity:.7}.chip-remove:hover{opacity:1}.booking-link{color:var(--primary);text-decoration:none;font-weight:600;font-size:.8rem}.booking-link:hover{text-decoration:underline}.stats-row{display:flex;gap:2.5rem;flex-wrap:wrap}.stat-item{text-align:center}.stat-value{font-size:1.35rem;font-weight:700;line-height:1.2}.stat-label{font-size:.72rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;margin-top:.2rem}.mode-toggle{display:flex;border:1px solid var(--border);border-radius:6px;overflow:hidden;width:fit-content;margin-bottom:1.25rem}.mode-toggle-btn{padding:.45rem 1.1rem;background:#fff;border:none;cursor:pointer;font-size:.875rem;color:var(--text-muted);font-weight:500;transition:background .12s,color .12s}.mode-toggle-btn:not(:last-child){border-right:1px solid var(--border)}.mode-toggle-btn.active{background:var(--primary);color:#fff;font-weight:600}.stop-row{display:flex;gap:.75rem;align-items:flex-end;margin-bottom:.75rem}.stop-row .form-group{flex:1}.dests-chips{display:flex;flex-wrap:wrap;gap:.4rem;min-height:2rem;margin-bottom:.5rem}.dest-add-row{display:flex;gap:.5rem;align-items:center}.best-result-card{border:2px solid var(--success);border-radius:8px;padding:1.1rem 1.25rem;background:#f0fdf4;margin-bottom:.75rem}.alt-result-card{border:1px solid var(--border);border-radius:8px;padding:.9rem 1.25rem;background:#fff;margin-bottom:.5rem}.perm-header{display:flex;justify-content:space-between;align-items:center;cursor:pointer}.perm-route{font-weight:600;font-size:.95rem}.perm-total{font-size:1.1rem;font-weight:700;margin-left:.75rem}.perm-meta{font-size:.78rem;color:var(--text-muted);margin-bottom:.75rem}.legs-table{width:100%;border-collapse:collapse;margin-top:.75rem;font-size:.85rem}.legs-table th{padding:.4rem .75rem;font-size:.68rem}.legs-table td{padding:.45rem .75rem}.chart-legend{display:flex;gap:1.25rem;margin-bottom:.75rem;font-size:.82rem}.legend-dot{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:.3rem;vertical-align:middle}.trip-type-label{display:flex;align-items:center;gap:.4rem;cursor:pointer;font-size:.875rem}.airport-search{position:relative}.airport-dropdown{position:absolute;top:100%;left:0;right:0;z-index:100;background:var(--card-bg);border:1px solid var(--border);border-radius:6px;box-shadow:0 4px 16px #0000001f;max-height:300px;overflow-y:auto;margin:2px 0 0;padding:0;list-style:none}.airport-dropdown-heading{padding:.4rem .75rem;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);background:#f8fafc;border-bottom:1px solid var(--border-light)}.airport-option{display:block;width:100%;text-align:left;padding:.55rem .75rem;border:none;background:none;cursor:pointer;font-size:.85rem;line-height:1.35;color:var(--text);border-bottom:1px solid var(--border-light)}.airport-option:hover{background:var(--primary-light)}.airport-dropdown-status{padding:.6rem .75rem;font-size:.82rem;color:var(--text-muted)}.section-title{font-size:.8rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.07em;margin-bottom:.5rem;margin-top:.25rem}