* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%); min-height: 100vh; color: #1e293b; line-height: 1.6; }
.container { max-width: 900px; margin: 0 auto; padding: 40px 20px; }
.header { background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); border-radius: 14px; padding: 16px 20px; margin-bottom: 24px; display: flex; justify-content: space-between; align-items: center; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06); border: 1px solid rgba(226,232,240,0.8); }
.header h1 { font-size: 1.5rem; font-weight: 700; color: #1e293b; letter-spacing: -0.02em; }
.back { text-decoration: none; color: #3b82f6; font-weight: 500; padding: 8px 14px; border-radius: 8px; background: rgba(59,130,246,0.1); transition: all 0.2s ease; border: 1px solid rgba(59,130,246,0.2); }
.back:hover { background: rgba(59,130,246,0.15); border-color: rgba(59,130,246,0.3); transform: translateY(-1px); }
.section { background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); border-radius: 16px; padding: 24px 20px; margin-bottom: 20px; box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06); border: 1px solid rgba(226,232,240,0.8); }
.section-header { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.section-icon { font-size: 1.5rem; color: #3b82f6; background: rgba(59,130,246,0.1); padding: 12px; border-radius: 12px; }
.section-header h2 { font-size: 1.4rem; font-weight: 600; color: #1e293b; }
.section-description { color: #64748b; font-size: 0.9rem; margin-top: 6px; line-height: 1.4; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; color: #1e293b; font-size: 1rem; }
.form-group input, .form-group select { width: 100%; padding: 14px 18px; border: 2px solid rgba(226,232,240,0.8); border-radius: 12px; font-size: 1rem; transition: all 0.3s ease; background: white; }
.form-group input:focus, .form-group select:focus { outline: none; border-color: #3b82f6; box-shadow: 0 0 0 3px rgba(59,130,246,0.1); }
.form-group small { display: block; margin-top: 6px; color: #64748b; font-size: 0.9rem; }
.file-drop-zone { border: 2px dashed rgba(226,232,240,0.8); border-radius: 12px; padding: 32px 20px; text-align: center; transition: all 0.3s ease; background: rgba(248,250,252,0.5); position: relative; cursor: pointer; }
.file-drop-zone:hover { border-color: #3b82f6; background: rgba(59,130,246,0.05); }
.file-drop-zone.dragover { border-color: #3b82f6; background: rgba(59,130,246,0.1); transform: scale(1.02); }
.file-drop-zone.has-file { border-color: #10b981; background: rgba(16,185,129,0.1); }
.file-drop-zone input[type="file"] { position: absolute; top: 0; left: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }
.drop-icon { font-size: 3rem; color: #94a3b8; margin-bottom: 16px; }
.drop-text { font-size: 1.1rem; color: #475569; margin-bottom: 8px; font-weight: 500; }
.file-info-display { background: white; border-radius: 10px; border: 1px solid rgba(226,232,240,0.8); font-size: 0.9rem; box-shadow: 0 2px 4px rgba(0,0,0,0.05); padding: 12px; margin-top: 16px; }
.file-info-display .file-name { font-weight: 600; color: #1e293b; }
.file-info-display .file-size { color: #64748b; font-size: 0.8rem; }
.remove-file { background: #ef4444; color: white; border: none; border-radius: 50%; width: 24px; height: 24px; font-size: 0.75rem; cursor: pointer; margin-left: 12px; transition: all 0.2s ease; }
.remove-file:hover { background: #dc2626; transform: scale(1.1); }
.btn { background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%); color: white; padding: 14px 28px; border: none; border-radius: 10px; font-size: 0.95rem; font-weight: 600; cursor: pointer; display: inline-flex; align-items: center; gap: 12px; width: 100%; justify-content: center; transition: all 0.3s cubic-bezier(0.4,0,0.2,1); box-shadow: 0 4px 6px -1px rgba(59,130,246,0.3); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 25px rgba(59,130,246,0.4); }
.btn:disabled { background: #94a3b8; cursor: not-allowed; transform: none; box-shadow: none; }
.btn-primary { background: linear-gradient(135deg, #10b981 0%, #059669 100%); box-shadow: 0 4px 12px rgba(16,185,129,0.3); }
.btn-primary:hover { box-shadow: 0 8px 25px rgba(16,185,129,0.4); }
.btn-secondary { background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%); box-shadow: 0 4px 12px rgba(139,92,246,0.3); }
.btn-secondary:hover { box-shadow: 0 8px 25px rgba(139,92,246,0.4); }
.section-result { margin-top: 20px; padding-top: 20px; border-top: 1px solid rgba(226,232,240,0.8); }
.progress-container { background: white; border: 1px solid rgba(226,232,240,0.8); border-radius: 8px; padding: 16px; margin: 12px 0; box-shadow: 0 2px 4px rgba(0,0,0,0.05); }
.progress-container h3 { color: #1e293b; margin-bottom: 16px; font-size: 1.1rem; font-weight: 600; }
.submission-info, .status-info { background: #f8fafc; border: 1px solid rgba(226,232,240,0.8); border-radius: 8px; padding: 16px; margin: 16px 0; }
.submission-info p, .status-info p { margin: 8px 0; }
.submission-info code, .status-info code { background: #e2e8f0; padding: 4px 8px; border-radius: 4px; font-family: 'Monaco','Menlo', monospace; font-size: 0.9rem; }
.next-steps { background: #f0f9ff; border: 1px solid rgba(59,130,246,0.2); border-radius: 8px; padding: 16px; margin: 16px 0; }
.next-steps h4 { color: #1e40af; margin-bottom: 12px; font-size: 1rem; }
.next-steps ol { margin: 0; padding-left: 20px; }
.next-steps li { margin: 6px 0; color: #1e40af; }
.copy-id, .status-actions { margin-top: 16px; text-align: center; }
.status-badge { background: #10b981; color: white; padding: 4px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; }
.detailed-report { margin-top: 16px; padding-top: 16px; border-top: 1px solid rgba(226,232,240,0.8); }
.report-details pre { background: #f1f5f9; border: 1px solid rgba(226,232,240,0.8); border-radius: 6px; padding: 12px; overflow-x: auto; font-size: 0.8rem; line-height: 1.4; }
.notification { position: fixed; top: 20px; right: 20px; background: #10b981; color: white; padding: 12px 20px; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); z-index: 1000; animation: slideIn 0.3s ease; }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }
.error-message { background: #fef2f2; border: 1px solid rgba(239,68,68,0.2); border-radius: 6px; padding: 12px; margin-top: 12px; color: #dc2626; }
.success { border-left-color: #10b981; background: rgba(240,253,244,0.8); }
.success h3, .success p { color: #059669; }
.error { border-left-color: #ef4444; background: rgba(254,242,242,0.8); }
.error h3, .error p { color: #dc2626; }
.loading { display: inline-block; width: 20px; height: 20px; border: 3px solid rgba(255,255,255,0.3); border-radius: 50%; border-top-color: #fff; animation: spin 1s ease-in-out infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 768px) { .container { padding: 24px 16px; } .header { flex-direction: column; gap: 16px; text-align: center; padding: 24px 20px; } .header h1 { font-size: 2rem; } .section { padding: 24px 20px; } .file-drop-zone { padding: 32px 20px; } }
@media (max-width: 480px) { .container { padding: 20px 16px; } .header h1 { font-size: 1.75rem; } .section { padding: 20px 16px; } }