.header{background:var(--mtr-gray);padding:0 20px}.header-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;height:80px}.logo-link{display:flex;align-items:center}.logo{height:50px;width:auto}.header-contact{display:flex;gap:24px}.header-contact a{color:#fff;text-decoration:none;font-size:14px;transition:opacity .2s}.header-contact a:hover{opacity:.8}@media(max-width:600px){.header-contact{display:none}.logo{height:40px}}.footer{background:#fff;border-top:1px solid var(--mtr-border);padding:20px}.footer-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;font-size:14px;color:var(--mtr-text-light)}.footer-links{display:flex;gap:24px}.footer-links a{color:var(--mtr-text-light);text-decoration:none;transition:color .2s}.footer-links a:hover{color:var(--mtr-red)}@media(max-width:600px){.footer-content{flex-direction:column;gap:12px;text-align:center}}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--red: #C41E3A;--red-dark: #A5192F;--red-light: #E8364A;--red-tint: rgba(196, 30, 58, .06);--red-ring: rgba(196, 30, 58, .18);--gray-950: #0E1117;--gray-800: #1E2A38;--gray-700: #2D3E50;--gray-500: #6B7A8D;--gray-400: #9AA3B0;--gray-200: #E4E8ED;--gray-100: #F1F4F7;--gray-50: #F8FAFC;--white: #FFFFFF;--text-primary: var(--gray-800);--text-secondary: var(--gray-500);--text-muted: var(--gray-400);--border: var(--gray-200);--bg: var(--gray-50);--card-bg: var(--white);--success: #0D9F6E;--success-bg: #ECFDF5;--error: #DC2626;--error-bg: #FEF2F2;--warning: #D97706;--warning-bg: #FFFBEB;--radius-sm: 6px;--radius: 10px;--radius-lg: 16px;--shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow: 0 4px 16px rgba(0,0,0,.07), 0 1px 4px rgba(0,0,0,.04);--shadow-lg: 0 8px 32px rgba(0,0,0,.1), 0 2px 8px rgba(0,0,0,.05);--transition: .18s ease}html{font-size:16px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;color:var(--text-primary);background:var(--bg)}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;padding:48px 16px 64px}.container{max-width:580px;margin:0 auto;width:100%}.form-card{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--border);overflow:hidden}.form-header{padding:36px 36px 24px;border-bottom:1px solid var(--border);margin-bottom:0}.form-header h1{font-size:22px;font-weight:700;color:var(--text-primary);letter-spacing:-.3px;margin-bottom:4px}.form-header .subtitle{font-size:14px;color:var(--text-secondary)}.case-badge{display:flex;align-items:center;gap:14px;padding:16px 36px;background:var(--gray-50);border-bottom:1px solid var(--border)}.case-badge-icon{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:var(--red-tint);border-radius:var(--radius-sm);color:var(--red);flex-shrink:0}.case-badge-icon svg{width:18px;height:18px}.case-badge-text{display:flex;flex-direction:column;gap:1px;min-width:0}.case-label{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--text-muted)}.case-value{font-size:16px;font-weight:700;color:var(--text-primary);letter-spacing:.5px}.case-expiry{margin-left:auto;display:flex;align-items:center;gap:4px;font-size:12px;color:var(--text-muted);background:var(--white);border:1px solid var(--border);border-radius:20px;padding:4px 10px;white-space:nowrap;flex-shrink:0}.alert{display:flex;align-items:flex-start;gap:10px;padding:14px 36px 0;font-size:14px}.alert-error{color:var(--error)}.alert-error span{padding-top:1px;line-height:1.5}form{padding:24px 36px 36px;display:flex;flex-direction:column;gap:20px}.upload-area{border:2px dashed var(--border);border-radius:var(--radius);padding:36px 24px;text-align:center;cursor:pointer;transition:border-color var(--transition),background var(--transition),transform var(--transition);background:var(--gray-50);-webkit-user-select:none;user-select:none;outline:none}.upload-area:focus-visible{outline:2px solid var(--red);outline-offset:2px}.upload-area:hover:not(.uploading){border-color:var(--red-light);background:var(--red-tint)}.upload-area.drag-over{border-color:var(--red);background:var(--red-tint);transform:scale(1.01)}.upload-area.uploading{cursor:default;opacity:.8}.upload-icon-wrap{width:52px;height:52px;margin:0 auto 14px;color:var(--red);display:flex;align-items:center;justify-content:center}.upload-icon-wrap svg{width:52px;height:52px}.upload-title{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.upload-sub{font-size:14px;color:var(--text-secondary);margin-bottom:8px}.upload-hint{font-size:12px;color:var(--text-muted);margin-top:4px}.browse-link{color:var(--red);font-weight:500;text-decoration:underline;text-underline-offset:2px}.file-error-list{background:var(--error-bg);border:1px solid #FECACA;border-radius:var(--radius-sm);padding:12px 14px;display:flex;flex-direction:column;gap:6px}.file-error-item{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--error)}.file-list{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.file-list-header{display:flex;align-items:center;gap:6px;padding:10px 14px;background:var(--gray-50);border-bottom:1px solid var(--border);font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px}.file-item{display:flex;align-items:center;gap:10px;padding:11px 14px;border-bottom:1px solid var(--border);transition:background var(--transition)}.file-item:last-child{border-bottom:none}.file-item:hover{background:var(--gray-50)}.file-type-badge{font-size:10px;font-weight:700;letter-spacing:.5px;color:var(--red);background:var(--red-tint);border:1px solid rgba(196,30,58,.15);border-radius:4px;padding:2px 5px;flex-shrink:0;text-transform:uppercase}.file-info{display:flex;flex-direction:column;flex:1;min-width:0;gap:1px}.file-name{font-size:13px;font-weight:500;color:var(--text-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size{font-size:11px;color:var(--text-muted)}.remove-btn{display:flex;align-items:center;justify-content:center;width:26px;height:26px;background:none;border:none;color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);flex-shrink:0;transition:color var(--transition),background var(--transition)}.remove-btn:hover:not(:disabled){color:var(--error);background:var(--error-bg)}.remove-btn:disabled{opacity:.4;cursor:not-allowed}.submit-btn{width:100%;display:flex;align-items:center;justify-content:center;gap:8px;padding:15px 24px;background:var(--red);color:var(--white);border:none;border-radius:var(--radius);font-size:15px;font-weight:600;cursor:pointer;letter-spacing:.1px;transition:background var(--transition),transform var(--transition),box-shadow var(--transition);box-shadow:0 1px 3px #c41e3a40}.submit-btn:hover:not(:disabled){background:var(--red-dark);transform:translateY(-1px);box-shadow:0 4px 12px #c41e3a4d}.submit-btn:active:not(:disabled){transform:translateY(0)}.submit-btn:disabled{background:var(--gray-200);color:var(--text-muted);cursor:not-allowed;box-shadow:none}.submit-btn.loading{background:var(--red-dark);cursor:wait}.spinner{width:36px;height:36px;border:3px solid var(--red-ring);border-top-color:var(--red);border-radius:50%;animation:spin .7s linear infinite}.btn-spinner{display:inline-block;width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.success-card{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--border);padding:48px 36px 40px;text-align:center}.success-icon{width:72px;height:72px;background:var(--success-bg);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;border:2px solid rgba(13,159,110,.2)}.success-icon svg{width:34px;height:34px;color:var(--success)}.success-card h2{font-size:22px;font-weight:700;color:var(--text-primary);margin-bottom:8px}.success-subtitle{font-size:14px;color:var(--text-secondary);max-width:340px;margin:0 auto 28px;line-height:1.6}.success-details{background:var(--gray-50);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;margin-bottom:20px;text-align:left}.detail-row{display:flex;justify-content:space-between;align-items:center;padding:6px 0}.detail-row+.detail-row{border-top:1px solid var(--border)}.detail-label{font-size:13px;color:var(--text-secondary)}.detail-value{font-size:13px;font-weight:600;color:var(--text-primary)}.uploaded-file-list{list-style:none;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin-bottom:28px;text-align:left}.uploaded-file-item{display:flex;align-items:center;gap:10px;padding:10px 14px;font-size:13px;color:var(--text-primary);border-bottom:1px solid var(--border)}.uploaded-file-item:last-child{border-bottom:none}.uploaded-file-item:nth-child(odd){background:var(--gray-50)}.file-icon-sm{color:var(--red);flex-shrink:0;width:16px;height:16px}.new-upload-btn{padding:12px 28px;background:transparent;color:var(--text-secondary);border:1.5px solid var(--border);border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:border-color var(--transition),color var(--transition),background var(--transition)}.new-upload-btn:hover{border-color:var(--red);color:var(--red);background:var(--red-tint)}.error-card{background:var(--card-bg);border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--border);padding:52px 36px 44px;text-align:center}.error-icon{width:68px;height:68px;background:var(--error-bg);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 24px;border:2px solid rgba(220,38,38,.15)}.error-icon svg{width:32px;height:32px;color:var(--error)}.error-card h2{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:10px}.error-card p{font-size:14px;color:var(--text-secondary);max-width:360px;margin:0 auto 28px;line-height:1.6}.contact-btn{display:inline-flex;align-items:center;gap:6px;padding:12px 24px;background:var(--red);color:#fff;border-radius:var(--radius);font-size:14px;font-weight:500;text-decoration:none;transition:background var(--transition),transform var(--transition);box-shadow:0 1px 3px #c41e3a40}.contact-btn:hover{background:var(--red-dark);transform:translateY(-1px)}@media(max-width:640px){.main-content{padding:24px 12px 48px}.form-header{padding:24px 20px 18px}.form-header h1{font-size:19px}form{padding:18px 20px 28px}.case-badge{padding:14px 20px;gap:10px}.case-expiry{display:none}.alert{padding:12px 20px 0}.upload-area{padding:28px 16px}.success-card,.error-card{padding:36px 20px 32px}}@media(max-width:380px){.form-header{padding:20px 16px 16px}form{padding:16px 16px 24px}.case-badge{padding:12px 16px}}