:root{--primary-color: #3880ff;--primary-gradient: linear-gradient(135deg, #3880ff 0%, #4c4cff 100%);--accent-color: #ff4961;--accent-gradient: linear-gradient(135deg, #ff4961 0%, #ff6b6b 100%);--text-color: #2c3e50;--text-light: #6c7a89;--bg-light: #ffffff;--bg-off: #f8f9fa;--shadow-soft: 0 10px 30px rgba(0, 0, 0, .05);--shadow-strong: 0 10px 25px rgba(56, 128, 255, .12);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--transition-fast: .2s ease;--transition-normal: .3s ease}*,*:before,*:after{box-sizing:border-box}body{margin:0;background-color:var(--bg-off);color:var(--text-color);font-family:Inter,Segoe UI,Roboto,-apple-system,BlinkMacSystemFont,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-container{min-height:100vh;display:flex;flex-direction:column;background:linear-gradient(to bottom,var(--bg-light),var(--bg-off))}.app-content{flex-grow:1;padding:2rem 1rem}.page-container{max-width:1400px;width:100%;margin:0 auto;animation:fadeIn .8s ease-out;min-height:70vh;position:relative}.app-header{background:var(--primary-gradient);color:#fff;padding:1rem;box-shadow:var(--shadow-strong);position:sticky;top:0;z-index:100;transition:all var(--transition-normal);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.header-content{display:flex;align-items:center;justify-content:space-between;max-width:1400px;margin:0 auto;padding:0 1rem}.logo{font-size:1.6rem;font-weight:700;display:flex;align-items:center;gap:.8rem;text-decoration:none;color:#fff;letter-spacing:.5px;transition:transform var(--transition-fast)}.logo:hover{transform:translateY(-2px)}.logo-icon{font-size:1.8rem;display:flex;align-items:center;justify-content:center}.logo-text{position:relative;z-index:1}.logo-text:after{content:"";position:absolute;bottom:-3px;left:0;width:100%;height:2px;background:#ffffffb3;transform:scaleX(0);transform-origin:right;transition:transform var(--transition-normal)}.logo:hover .logo-text:after{transform:scaleX(1);transform-origin:left}.nav-links{display:flex;gap:2rem}.nav-link{color:#ffffffd9;text-decoration:none;font-weight:500;padding:.5rem 0;position:relative;transition:all var(--transition-fast);display:flex;align-items:center;gap:.5rem}.nav-icon{font-size:1.2rem}.nav-link:hover,.nav-link.active{color:#fff}.nav-link:after{content:"";position:absolute;bottom:0;left:0;right:0;height:2px;background-color:#fff;transform:scaleX(0);transition:transform var(--transition-fast)}.nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}.app-footer{background:#fff;text-align:center;padding:1.5rem;font-size:.9rem;color:var(--text-light);margin-top:auto;box-shadow:0 -2px 10px #00000008}.footer-content{max-width:1400px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;padding:0 1rem}.footer-brand{display:flex;align-items:center;gap:1rem}.footer-logo{font-size:1.5rem;opacity:.7}.footer-links{display:flex;gap:1.5rem}.footer-link{color:var(--text-light);text-decoration:none;transition:color var(--transition-fast);position:relative;padding:.3rem 0}.footer-link:hover{color:var(--primary-color)}.footer-link:after{content:"";position:absolute;bottom:0;left:0;right:0;height:1px;background-color:var(--primary-color);transform:scaleX(0);transition:transform var(--transition-fast)}.footer-link:hover:after{transform:scaleX(1)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes pageTransition{0%{transform:scaleX(0)}50%{transform:scaleX(1)}to{transform:scaleX(0);transform-origin:right}}.app-loaded .page-container{animation-name:fadeIn;animation-duration:.5s;animation-timing-function:ease-out;animation-fill-mode:both}.page-container:before{content:"";position:absolute;top:-20px;left:0;width:100%;height:5px;background:var(--primary-gradient);border-radius:var(--radius-lg);transform:scaleX(0);transform-origin:left;animation:pageTransition 1.2s ease-out forwards}@media (max-width: 768px){.header-content,.footer-content{flex-direction:column;gap:1rem}.nav-links,.footer-links{justify-content:center;width:100%}.nav-links{margin-top:.5rem}.app-content{padding:1.5rem 1rem}.footer-brand{flex-direction:column;gap:.5rem}}.logo-icon,.nav-icon{display:inline-flex;align-items:center;justify-content:center;transition:transform var(--transition-normal)}.logo-icon:hover,.nav-icon:hover{transform:scale(1.15) rotate(5deg)}:root{--color-bg: #ffffff;--color-surface: #ffffff;--color-text: #2c3e50;--color-muted: #4c4c4c;--color-brand: #3880ff;--color-brand-2: #4c4cff;--color-danger: #e63c54;--color-shadow: rgba(0,0,0,.05);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 20px;--space-6: 24px;--space-8: 32px;--shadow-1: 0 5px 15px rgba(0,0,0,.1);--shadow-2: 0 10px 30px rgba(0,0,0,.15)}html,body{height:100%;margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Helvetica,Arial,sans-serif;color:var(--color-text);background:var(--color-bg)}.container{max-width:1000px;margin-inline:auto;padding:var(--space-6)}.card{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-1);padding:var(--space-6)}.heading-2{font-size:24px;font-weight:600;color:var(--color-text);margin:var(--space-3) 0 var(--space-6);display:flex;align-items:center}.heading-2:after{content:"";flex-grow:1;height:1px;background:linear-gradient(to right,#e0e0e0,transparent);margin-left:var(--space-4)}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-4)}.actions{display:flex;gap:var(--space-3);align-items:center}.muted{color:#666}.btn{display:inline-flex;justify-content:center;align-items:center;padding:12px 24px;border-radius:var(--radius-md);font-weight:500;border:none;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease;text-decoration:none}.btn:focus-visible{outline:2px solid var(--color-brand);outline-offset:2px}.btn-primary{background:linear-gradient(135deg,var(--color-brand) 0%,var(--color-brand-2) 100%);color:#fff;box-shadow:0 4px 12px #3880ff4d}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 15px #3880ff66}.btn-secondary{background:linear-gradient(135deg,#4c4c4c,#666);color:#fff;box-shadow:0 4px 12px #00000026}.btn-secondary:hover{transform:translateY(-1px);box-shadow:0 6px 15px #0003}.btn-danger{background:linear-gradient(135deg,#ff4961,#ff6b6b);color:#fff;box-shadow:0 4px 12px #ff49614d}.btn-xs{padding:4px 8px;font-size:12px;border-radius:var(--radius-sm)}.form-group{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-5)}.form-label{font-weight:500;color:var(--color-muted)}.form-control{padding:12px;border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-md);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;background:#fff}.form-control:focus{border-color:var(--color-brand);box-shadow:0 0 0 3px #3880ff33;outline:none}select.form-control,input.form-control{appearance:none;-webkit-appearance:none;-moz-appearance:none}.chips{display:flex;align-items:center;flex-wrap:wrap;gap:6px}.chips.small{gap:4px}.chip{background:#eef2ff;color:#334;border:1px solid #d6defa;padding:2px 8px;border-radius:999px;font-size:12px;display:inline-flex;align-items:center;gap:6px}.chip .x{border:none;background:transparent;color:#667;cursor:pointer;padding:0 2px;line-height:1}.overlay{position:fixed;inset:0;background-color:#000000b3;z-index:1000;display:flex;justify-content:center;align-items:center}.overlay-card{background-color:#fff;padding:var(--space-6);border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-2);max-height:75vh;overflow:auto}.overlay-card.overlay-lg{width:min(780px,82vw);min-height:56vh;padding:var(--space-5)}@media (max-height: 780px){.overlay-card{max-height:70vh}.overlay-card.overlay-lg{width:min(740px,82vw);min-height:52vh}}@media (max-width: 600px){.overlay-card.overlay-lg{min-height:60vh}}.overlay-card{position:relative}.overlay-close{position:absolute;top:10px;right:10px;z-index:2}.spinner{border:4px solid rgba(0,0,0,.1);width:48px;height:48px;border-radius:50%;border-left-color:var(--color-brand);animation:spin 1s linear infinite;margin:var(--space-4) auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.alert{padding:var(--space-4);border-radius:var(--radius-md);font-weight:500}.alert-error{color:var(--color-danger);background-color:#ff49611a}.table-wrap{width:100%;overflow-x:auto}.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid #eee;border-radius:10px;overflow:hidden}.table th,.table td{padding:10px 12px;border-bottom:1px solid #f0f0f0;text-align:left}.table thead th{background:#f7f8fa;font-weight:600;color:#444}.table tbody tr:hover{background:#fafbff}