*{box-sizing:border-box;margin:0;padding:0}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-height:100vh;background:#f5f5f5}#root{min-height:100vh}button{font-family:inherit}*{scrollbar-width:thin;scrollbar-color:#667eea #e0e0e0}*::-webkit-scrollbar{width:8px;height:8px}*::-webkit-scrollbar-track{background:#e0e0e0;border-radius:4px}*::-webkit-scrollbar-thumb{background:#667eea;border-radius:4px}*::-webkit-scrollbar-thumb:hover{background:#5568d3}.react-calendar{width:350px;max-width:100%;background:#fff;border:1px solid #a0a096;font-family:Arial,Helvetica,sans-serif;line-height:1.125em}.react-calendar--doubleView{width:700px}.react-calendar--doubleView .react-calendar__viewContainer{display:flex;margin:-.5em}.react-calendar--doubleView .react-calendar__viewContainer>*{width:50%;margin:.5em}.react-calendar,.react-calendar *,.react-calendar *:before,.react-calendar *:after{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box}.react-calendar button{margin:0;border:0;outline:none}.react-calendar button:enabled:hover{cursor:pointer}.react-calendar__navigation{display:flex;height:44px;margin-bottom:1em}.react-calendar__navigation button{min-width:44px;background:none}.react-calendar__navigation button:disabled{background-color:#f0f0f0}.react-calendar__navigation button:enabled:hover,.react-calendar__navigation button:enabled:focus{background-color:#e6e6e6}.react-calendar__month-view__weekdays{text-align:center;text-transform:uppercase;font:inherit;font-size:.75em;font-weight:700}.react-calendar__month-view__weekdays__weekday{padding:.5em}.react-calendar__month-view__weekNumbers .react-calendar__tile{display:flex;align-items:center;justify-content:center;font:inherit;font-size:.75em;font-weight:700}.react-calendar__month-view__days__day--weekend{color:#d10000}.react-calendar__month-view__days__day--neighboringMonth,.react-calendar__decade-view__years__year--neighboringDecade,.react-calendar__century-view__decades__decade--neighboringCentury{color:#757575}.react-calendar__year-view .react-calendar__tile,.react-calendar__decade-view .react-calendar__tile,.react-calendar__century-view .react-calendar__tile{padding:2em .5em}.react-calendar__tile{max-width:100%;padding:10px 6.6667px;background:none;text-align:center;font:inherit;font-size:.833em}.react-calendar__tile:disabled{background-color:#f0f0f0;color:#ababab}.react-calendar__month-view__days__day--neighboringMonth:disabled,.react-calendar__decade-view__years__year--neighboringDecade:disabled,.react-calendar__century-view__decades__decade--neighboringCentury:disabled{color:#cdcdcd}.react-calendar__tile:enabled:hover,.react-calendar__tile:enabled:focus{background-color:#e6e6e6}.react-calendar__tile--now{background:#ffff76}.react-calendar__tile--now:enabled:hover,.react-calendar__tile--now:enabled:focus{background:#ffffa9}.react-calendar__tile--hasActive{background:#76baff}.react-calendar__tile--hasActive:enabled:hover,.react-calendar__tile--hasActive:enabled:focus{background:#a9d4ff}.react-calendar__tile--active{background:#006edc;color:#fff}.react-calendar__tile--active:enabled:hover,.react-calendar__tile--active:enabled:focus{background:#1087ff}.react-calendar--selectRange .react-calendar__tile--hover{background-color:#e6e6e6}.app{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);overflow-x:hidden}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;-ms-text-size-adjust:100%;text-size-adjust:100%}.board-table-container,.flights-table-container,.preview-table-container{-webkit-overflow-scrolling:touch}button,.tab,a{min-height:44px;min-width:44px}input,select,textarea{font-size:16px}.app-header{background:#fffffff2;padding:1.5rem 2rem;box-shadow:0 2px 10px #0000001a;display:flex;justify-content:space-between;align-items:center}.header-content{display:flex;align-items:center;gap:1rem;color:#667eea}.header-content h1{margin:0;font-size:1.8rem;font-weight:700}.header-actions{display:flex;align-items:center;gap:1rem}.user-info{color:#667eea;font-weight:600;font-size:.95rem}.logout-button,.login-button-header{padding:.5rem 1rem;background:#667eea;color:#fff;border:none;border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:.9rem;font-weight:600;transition:background .3s}.logout-button:hover,.login-button-header:hover{background:#5568d3}.tabs{max-width:1200px;margin:0 auto;display:flex;gap:.5rem;padding:1rem 2rem}.tab{flex:1;padding:.75rem 1.5rem;background:#fff3;border:none;border-radius:8px;color:#fff;font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:all .3s ease}.tab:hover:not(:disabled){background:#ffffff4d;transform:translateY(-2px)}.tab.active{background:#fff;color:#667eea;box-shadow:0 4px 12px #00000026}.tab:disabled{opacity:.5;cursor:not-allowed}.main-content{max-width:1200px;margin:0 auto;padding:2rem}.upload-container{display:flex;justify-content:center;align-items:flex-start}.upload-card{background:#fff;border-radius:12px;padding:2rem;box-shadow:0 4px 20px #0000001a;max-width:800px;width:100%}.upload-header{text-align:center;margin-bottom:2rem;color:#667eea}.upload-header h2{margin:1rem 0 .5rem;font-size:1.8rem}.upload-header p{color:#666;margin:0}.upload-instructions{background:#f8f9fa;padding:1.5rem;border-radius:8px;margin-bottom:2rem;text-align:left}.upload-instructions h3{margin-top:0;color:#333}.upload-instructions ul{margin:1rem 0}.upload-instructions li{margin:.5rem 0;color:#555}.sample-button{margin-top:1rem;padding:.5rem 1rem;background:#667eea;color:#fff;border:none;border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:.5rem;font-size:.9rem;transition:background .3s}.sample-button:hover{background:#5568d3}.upload-area{text-align:center;margin:2rem 0}.file-input{display:none}.file-label{display:inline-flex;flex-direction:column;align-items:center;gap:1rem;padding:3rem 4rem;border:3px dashed #667eea;border-radius:12px;cursor:pointer;transition:all .3s;background:#f8f9ff}.file-label:hover{background:#f0f2ff;border-color:#5568d3}.file-label span{font-size:1.1rem;font-weight:600;color:#667eea}.error-message{background:#fee;color:#c33;padding:1rem;border-radius:8px;display:flex;align-items:center;gap:.5rem;margin:1rem 0}.preview-section{margin-top:2rem;padding-top:2rem;border-top:2px solid #e0e0e0}.preview-section h3{margin-bottom:1rem;color:#333}.preview-table-container{overflow-x:auto;margin:1rem 0}.preview-table{width:100%;border-collapse:collapse;font-size:.9rem}.preview-table th{background:#667eea;color:#fff;padding:.75rem;text-align:left;font-weight:600}.preview-table td{padding:.75rem;border-bottom:1px solid #e0e0e0}.preview-table tr:hover{background:#f8f9fa}.preview-more{text-align:center;color:#666;margin:1rem 0}.confirm-button{width:100%;padding:1rem;background:#28a745;color:#fff;border:none;border-radius:8px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:background .3s}.confirm-button:hover{background:#218838}.current-data{margin-top:2rem;padding:1rem;background:#e7f3ff;border-radius:8px;text-align:center;color:#0056b3}.calendar-container{background:#fff;border-radius:12px;padding:2rem;box-shadow:0 4px 20px #0000001a;display:grid;grid-template-columns:1fr 1fr;gap:2rem}.calendar-section h2{margin-top:0;color:#667eea}.calendar-subtitle{color:#666;margin-bottom:1.5rem}.react-calendar{width:100%;border:none;border-radius:8px;box-shadow:0 2px 10px #0000000d;padding:1rem;font-family:inherit}.react-calendar__tile{padding:1rem .5rem;position:relative;border-radius:6px}.react-calendar__tile.has-flights{background:#e7f3ff;font-weight:600}.react-calendar__tile--active{background:#667eea!important;color:#fff}.react-calendar__tile--now{background:#fff4e6}.calendar-tile-content{position:absolute;bottom:2px;left:0;right:0;text-align:center}.flight-count{font-size:.7rem;color:#667eea;background:#fff;padding:.1rem .3rem;border-radius:3px;font-weight:700}.calendar-legend{margin-top:1rem;display:flex;gap:1rem;justify-content:center}.legend-item{display:flex;align-items:center;gap:.5rem;font-size:.9rem}.legend-color{width:20px;height:20px;border-radius:4px}.legend-color.has-flights{background:#e7f3ff;border:2px solid #667eea}.calendar-details h3{margin-top:0;color:#333;font-size:1.3rem}.flights-count{color:#667eea;font-weight:600;margin-bottom:1rem}.flights-summary{display:flex;flex-direction:column;gap:1rem;max-height:400px;overflow-y:auto;padding-right:.5rem}.flight-summary-item{background:#f8f9fa;padding:1rem;border-radius:8px;border-left:4px solid #667eea}.flight-summary-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}.flight-number{font-weight:700;font-size:1.1rem;color:#333}.flight-status{padding:.25rem .75rem;border-radius:12px;font-size:.85rem;font-weight:600}.status-정시{background:#d4edda;color:#155724}.status-지연{background:#fff3cd;color:#856404}.status-취소{background:#f8d7da;color:#721c24}.flight-summary-route{display:flex;align-items:center;gap:.5rem;font-size:1.1rem;margin-bottom:.5rem;color:#555}.arrow{color:#667eea}.flight-summary-time{font-size:.9rem;color:#666}.view-board-button{width:100%;margin-top:1.5rem;padding:.75rem;background:#667eea;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:background .3s}.view-board-button:hover{background:#5568d3}.no-flights{color:#999;text-align:center;padding:2rem}.flight-board{background:#0a0e27;border-radius:12px;padding:2rem;box-shadow:0 4px 20px #0000004d;color:#fff}.board-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;padding-bottom:1.5rem;border-bottom:2px solid #1a2142}.board-title{display:flex;align-items:center;gap:1rem}.board-title h1{margin:0;font-size:2rem;color:#fff;font-weight:700;text-transform:uppercase;letter-spacing:1px}.board-date{margin:.5rem 0 0;color:#8b92c1;font-size:1rem}.board-time{display:flex;align-items:center;gap:.5rem}.current-time{font-size:2rem;font-weight:700;font-family:Courier New,monospace;color:gold}.no-flights-board{text-align:center;padding:4rem 2rem;color:#8b92c1}.no-flights-board p{margin-top:1rem;font-size:1.2rem}.board-table-container{overflow-x:auto;margin-bottom:2rem}.board-table{width:100%;border-collapse:collapse;font-size:1rem}.board-table th{background:#1a2142;color:gold;padding:1rem;text-align:left;font-weight:700;text-transform:uppercase;letter-spacing:1px;font-size:.9rem}.board-table td{padding:1.25rem 1rem;border-bottom:1px solid #1a2142}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}.board-row{animation:slideIn .5s ease-out;transition:background .3s}.board-row:hover{background:#1a2142}.flight-number-cell{display:flex;align-items:center;gap:.5rem}.flight-number-text{font-weight:700;font-size:1.2rem;color:#fff}.time-display{font-family:Courier New,monospace;font-size:1.1rem;font-weight:600;color:#4fd1c5}.route-cell{display:flex;align-items:center;gap:.5rem;color:#8b92c1}.status-badge{display:inline-block;padding:.5rem 1rem;border-radius:20px;font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:1px}.status-ontime{background:#10b981;color:#fff}.status-delayed{background:#f59e0b;color:#fff}.status-cancelled{background:#ef4444;color:#fff}.status-boarding{background:#3b82f6;color:#fff}.status-departed{background:#6366f1;color:#fff}.gate-display{font-size:1.2rem;font-weight:700;color:gold}.aircraft-cell{display:flex;align-items:center;gap:.5rem;color:#8b92c1}.board-footer{padding-top:1.5rem;border-top:2px solid #1a2142}.status-legend{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}.legend-item{display:flex;align-items:center}@media(max-width:968px){.calendar-container{grid-template-columns:1fr;padding:1rem}.board-table{font-size:.85rem}.board-table th,.board-table td{padding:.75rem .5rem}.main-content{padding:1rem}}@media(max-width:768px){.app-header{padding:1rem;flex-wrap:wrap;gap:1rem}.header-content h1{font-size:1.3rem}.header-content svg{width:24px;height:24px}.header-actions{width:100%;justify-content:flex-end}.user-info{font-size:.85rem}.tabs{padding:.75rem 1rem;overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:none;gap:.5rem;flex-wrap:nowrap}.tabs::-webkit-scrollbar{display:none}.tab{flex-shrink:0;min-width:120px;padding:.625rem 1rem;font-size:.9rem}.tab svg{width:18px;height:18px}.main-content{padding:.75rem}.calendar-container{padding:1rem;gap:1.5rem}.react-calendar{padding:.5rem}.react-calendar__tile{padding:.5rem .25rem;font-size:.9rem}.board-header{flex-direction:column;align-items:flex-start;gap:1rem}.board-title h1{font-size:1.5rem}.board-time{align-self:flex-end}.current-time{font-size:1.5rem}.board-table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.board-table{font-size:.8rem;min-width:600px}.board-table th,.board-table td{padding:.625rem .5rem}.management-header{flex-direction:column;align-items:stretch;gap:1rem}.add-flight-button{width:100%;justify-content:center}.flights-table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.flights-table{min-width:700px;font-size:.85rem}.upload-card{padding:1.5rem}.file-label{padding:2rem}.preview-table-container{overflow-x:auto;-webkit-overflow-scrolling:touch}.preview-table{min-width:500px}}@media(max-width:640px){.app-header{padding:.75rem}.header-content h1{font-size:1.1rem}.tabs{padding:.5rem}.tab{min-width:100px;padding:.5rem .75rem;font-size:.85rem}.form-grid{grid-template-columns:1fr}.form-actions{flex-direction:column}.save-button,.cancel-button{width:100%;justify-content:center}.recurring-toggle{padding:.75rem}.recurring-checkbox{font-size:.9rem}.recurring-days-section{padding:1rem}.days-selector{gap:.375rem}.day-button{padding:.625rem 1rem;font-size:.875rem;min-width:50px}.selected-days-info{font-size:.85rem}button{min-height:44px}.board-table{font-size:.75rem;min-width:500px}.board-table th,.board-table td{padding:.5rem .25rem}.flight-number-text{font-size:1rem}.time-display{font-size:.9rem}.status-badge{font-size:.75rem;padding:.375rem .75rem}.login-card{padding:2rem 1.5rem}.upload-card,.upload-instructions{padding:1rem}.file-label{padding:1.5rem 2rem}}.landing-page{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}.landing-hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:2rem;background:radial-gradient(circle at 50% 50%,rgba(255,255,255,.1) 0%,transparent 50%)}.hero-content{max-width:800px;animation:fadeInUp 1s ease-out}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.hero-icon{color:#fff;margin-bottom:2rem;animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}.hero-title{font-size:4rem;font-weight:800;color:#fff;margin:0 0 1rem;text-shadow:0 4px 20px rgba(0,0,0,.2)}.hero-subtitle{font-size:1.5rem;color:#fffffff2;margin:0 0 3rem;font-weight:300}.start-button{padding:1.25rem 3rem;font-size:1.2rem;font-weight:700;background:#fff;color:#667eea;border:none;border-radius:50px;cursor:pointer;display:inline-flex;align-items:center;gap:.75rem;box-shadow:0 10px 40px #0003;transition:all .3s ease}.start-button:hover{transform:translateY(-3px);box-shadow:0 15px 50px #0000004d;background:#f8f9ff}.landing-features{padding:6rem 2rem;background:#fff}.features-title{text-align:center;font-size:2.5rem;color:#333;margin:0 0 4rem;font-weight:700}.features-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem}.feature-card{background:#f8f9ff;padding:2.5rem;border-radius:16px;box-shadow:0 4px 20px #00000014;transition:transform .3s ease,box-shadow .3s ease}.feature-card:hover{transform:translateY(-10px);box-shadow:0 10px 40px #00000026}.feature-icon{width:80px;height:80px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;color:#fff}.upload-icon{background:linear-gradient(135deg,#667eea,#764ba2)}.calendar-icon{background:linear-gradient(135deg,#f093fb,#f5576c)}.board-icon{background:linear-gradient(135deg,#4facfe,#00f2fe)}.feature-card h3{font-size:1.5rem;color:#333;margin:0 0 1rem;font-weight:700}.feature-card p{color:#666;line-height:1.6;margin:0 0 1.5rem}.feature-list{list-style:none;padding:0;margin:0}.feature-list li{display:flex;align-items:center;gap:.5rem;color:#555;margin:.75rem 0;font-size:.95rem}.feature-list li svg{color:#10b981;flex-shrink:0}.landing-benefits{padding:6rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2)}.benefits-title{text-align:center;font-size:2.5rem;color:#fff;margin:0 0 4rem;font-weight:700}.benefits-grid{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem}.benefit-item{text-align:center;padding:2rem;background:#ffffff1a;border-radius:12px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);transition:all .3s ease}.benefit-item:hover{background:#ffffff26;transform:scale(1.05)}.benefit-item svg{color:#fff;margin-bottom:1rem}.benefit-item h4{color:#fff;font-size:1.25rem;margin:0 0 .5rem;font-weight:700}.benefit-item p{color:#ffffffe6;margin:0;font-size:.95rem}.landing-cta{padding:6rem 2rem;background:#fff;text-align:center}.landing-cta h2{font-size:2.5rem;color:#333;margin:0 0 1rem;font-weight:700}.landing-cta p{font-size:1.25rem;color:#666;margin:0 0 2.5rem}.cta-button{padding:1.25rem 3rem;font-size:1.2rem;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:50px;cursor:pointer;display:inline-flex;align-items:center;gap:.75rem;box-shadow:0 10px 40px #667eea4d;transition:all .3s ease}.cta-button:hover{transform:translateY(-3px);box-shadow:0 15px 50px #667eea66}.landing-footer{padding:2rem;background:#f8f9fa;text-align:center;color:#666;border-top:1px solid #e0e0e0}.landing-footer p{margin:0;font-size:.9rem}@media(max-width:768px){.landing-hero{padding:3rem 1.5rem;min-height:80vh}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.2rem}.start-button{padding:1rem 2.5rem;font-size:1.1rem}.landing-features{padding:4rem 1.5rem}.features-title,.benefits-title,.landing-cta h2{font-size:2rem}.features-grid{gap:1.5rem}.feature-card{padding:2rem}.landing-benefits{padding:4rem 1.5rem}.benefits-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}.benefit-item{padding:1.5rem 1rem}.landing-cta{padding:4rem 1.5rem}}@media(max-width:640px){.landing-hero{padding:2rem 1rem;min-height:70vh}.hero-icon svg{width:60px;height:60px}.hero-title{font-size:2rem}.hero-subtitle{font-size:1rem;margin-bottom:2rem}.start-button{padding:.875rem 2rem;font-size:1rem}.landing-features,.landing-benefits,.landing-cta{padding:3rem 1rem}.features-title,.benefits-title,.landing-cta h2{font-size:1.75rem;margin-bottom:2.5rem}.features-grid{gap:1.25rem}.feature-card{padding:1.5rem}.feature-icon{width:60px;height:60px}.feature-icon svg{width:30px;height:30px}.feature-card h3{font-size:1.25rem}.benefits-grid{grid-template-columns:1fr 1fr;gap:.75rem}.benefit-item{padding:1.25rem .75rem}.benefit-item svg{width:24px;height:24px}.benefit-item h4{font-size:1.1rem}.benefit-item p{font-size:.85rem}.cta-button{padding:1rem 2rem;font-size:1rem}.landing-cta p{font-size:1.1rem}}.login-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);padding:2rem}.login-card{background:#fff;border-radius:16px;padding:3rem;box-shadow:0 10px 40px #0003;max-width:450px;width:100%}.login-header{text-align:center;margin-bottom:2rem;color:#667eea}.login-header h2{margin:1rem 0 .5rem;font-size:1.8rem;color:#333}.login-header p{color:#666;margin:0}.login-form{display:flex;flex-direction:column;gap:1.5rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{display:flex;align-items:center;gap:.5rem;font-weight:600;color:#333;font-size:.95rem}.form-group input{padding:.75rem 1rem;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;transition:border-color .3s}.form-group input:focus{outline:none;border-color:#667eea}.login-error{background:#fee;color:#c33;padding:.75rem 1rem;border-radius:8px;display:flex;align-items:center;gap:.5rem;font-size:.9rem}.login-button{padding:.875rem;background:#667eea;color:#fff;border:none;border-radius:8px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:background .3s;margin-top:.5rem}.login-button:hover{background:#5568d3}.login-info{margin-top:1.5rem;padding:1rem;background:#f8f9ff;border-radius:8px;text-align:center}.login-info p{margin:0;color:#666;font-size:.9rem}.flight-management{background:#fff;border-radius:12px;padding:2rem;box-shadow:0 4px 20px #0000001a}.management-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem}.management-header h2{margin:0;color:#333;font-size:1.8rem}.add-flight-button{padding:.75rem 1.5rem;background:#28a745;color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:background .3s}.add-flight-button:hover:not(:disabled){background:#218838}.add-flight-button:disabled{background:#ccc;cursor:not-allowed}.flight-form-container{background:#f8f9ff;padding:2rem;border-radius:12px;margin-bottom:2rem;border:2px solid #667eea}.flight-form h3{margin:0 0 1.5rem;color:#667eea;font-size:1.5rem}.recurring-toggle{margin-bottom:1.5rem;padding:1rem;background:#f0f2ff;border-radius:8px;border:2px solid #667eea}.recurring-checkbox{display:flex;align-items:center;gap:.75rem;font-weight:600;color:#667eea;cursor:pointer;font-size:1rem}.recurring-checkbox input[type=checkbox]{width:20px;height:20px;cursor:pointer;accent-color:#667eea}.recurring-days-section{margin:1.5rem 0;padding:1.5rem;background:#f8f9ff;border-radius:8px;border:1px solid #e0e0e0}.days-label{display:block;font-weight:600;color:#333;margin-bottom:1rem;font-size:1rem}.days-selector{display:flex;gap:.5rem;flex-wrap:wrap}.day-button{padding:.75rem 1.25rem;border:2px solid #e0e0e0;background:#fff;border-radius:8px;cursor:pointer;font-weight:600;font-size:.95rem;transition:all .3s;color:#666;min-width:60px}.day-button:hover{border-color:#667eea;background:#f8f9ff}.day-button.selected{background:#667eea;color:#fff;border-color:#667eea}.selected-days-info{margin-top:1rem;padding:.75rem;background:#fff;border-radius:6px;color:#667eea;font-weight:600;font-size:.9rem;border-left:4px solid #667eea}.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.25rem;margin-bottom:1.5rem}.form-field{display:flex;flex-direction:column;gap:.5rem}.form-field label{font-weight:600;color:#333;font-size:.9rem}.form-field input,.form-field select{padding:.75rem;border:2px solid #e0e0e0;border-radius:6px;font-size:1rem;transition:border-color .3s}.form-field input:focus,.form-field select:focus{outline:none;border-color:#667eea}.form-actions{display:flex;gap:1rem;justify-content:flex-end}.save-button,.cancel-button{padding:.75rem 1.5rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5rem;transition:all .3s}.save-button{background:#667eea;color:#fff}.save-button:hover{background:#5568d3}.cancel-button{background:#6c757d;color:#fff}.cancel-button:hover{background:#5a6268}.flights-table-container{overflow-x:auto;margin-top:2rem}.flights-table{width:100%;border-collapse:collapse;font-size:.95rem}.flights-table th{background:#667eea;color:#fff;padding:1rem .75rem;text-align:left;font-weight:600;white-space:nowrap}.flights-table td{padding:.875rem .75rem;border-bottom:1px solid #e0e0e0}.flights-table tbody tr:hover{background:#f8f9fa}.flight-number-col{font-weight:700;color:#667eea}.no-data{text-align:center;color:#999;padding:3rem!important;font-style:italic}.actions-col{display:flex;gap:.5rem;white-space:nowrap}.edit-btn,.delete-btn{padding:.5rem .75rem;border:none;border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:.25rem;font-size:.85rem;transition:all .3s}.edit-btn{background:#ffc107;color:#333}.edit-btn:hover:not(:disabled){background:#e0a800}.delete-btn{background:#dc3545;color:#fff}.delete-btn:hover:not(:disabled){background:#c82333}.edit-btn:disabled,.delete-btn:disabled{opacity:.5;cursor:not-allowed}.flights-summary{margin-top:1rem;text-align:center;color:#666;font-size:.95rem;padding:1rem;background:#f8f9fa;border-radius:8px}@media(max-width:640px){.login-container{padding:1rem}.login-card{padding:2rem 1.5rem}.login-header h2{font-size:1.5rem}.login-form{gap:1.25rem}.form-group input{font-size:16px}.login-button{font-size:1rem;padding:.75rem}}@media(max-width:640px){.calendar-details h3{font-size:1.1rem}.flights-count{font-size:.9rem}.flight-summary-item{padding:.875rem}.flight-number,.flight-summary-route{font-size:1rem}.flight-summary-time{font-size:.85rem}.react-calendar__tile{min-height:50px}.react-calendar__navigation button{min-height:44px;font-size:1rem}.upload-instructions ul{font-size:.9rem}.upload-instructions li{margin:.375rem 0}.actions-col{gap:.375rem}.edit-btn,.delete-btn{padding:.625rem;min-width:40px;min-height:40px}}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;background:#fff;border-radius:12px;box-shadow:0 4px 20px #0000001a}.loading-spinner{width:50px;height:50px;border:5px solid #e0e0e0;border-top:5px solid #667eea;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-container p{margin-top:1.5rem;color:#666;font-size:1.1rem}
