/* Repair PDF Tool */
.tool-breadcrumb { background: var(--gray-100); padding: 12px 0; }
.tool-breadcrumb .breadcrumb { margin: 0; font-size: 0.85rem; }
.tool-breadcrumb .breadcrumb-item a { color: var(--primary); }
.tool-header { padding: 50px 0 40px; background: linear-gradient(135deg, #fde8e8, #f5c5c5); }
.tool-icon-large { width: 80px; height: 80px; border-radius: 20px; background: linear-gradient(135deg, #c0392b, #a93226); display: inline-flex; align-items: center; justify-content: center; color: white; font-size: 2rem; margin-bottom: 20px; box-shadow: 0 8px 25px rgba(192,57,43,0.3); }
.tool-header h1 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.tool-desc { font-size: 1.05rem; color: var(--gray-600); max-width: 700px; margin: 0 auto; line-height: 1.7; }
.tool-workspace { padding: 40px 0 60px; }
.workspace-card { background: white; border-radius: 16px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); padding: 40px; max-width: 900px; margin: 0 auto; }

.upload-zone { border: 3px dashed var(--gray-300); border-radius: 16px; padding: 60px 30px; text-align: center; transition: all 0.3s; cursor: pointer; background: var(--gray-100); }
.upload-zone:hover, .upload-zone.dragover { border-color: #c0392b; background: rgba(192,57,43,0.03); }
.upload-icon { font-size: 3.5rem; color: var(--gray-400); margin-bottom: 16px; }
.upload-zone:hover .upload-icon { color: #c0392b; }
.upload-zone h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.upload-zone p { color: var(--gray-500); margin-bottom: 16px; }
.upload-hint { font-size: 0.8rem; color: var(--gray-500); margin-top: 16px; margin-bottom: 0; }
.btn-upload { background: #c0392b; color: white; padding: 12px 28px; border-radius: 30px; font-weight: 600; cursor: pointer; }
.btn-upload:hover { background: #a93226; color: white; }

/* Repair info */
.repair-info { margin-top: 24px; padding: 20px; background: rgba(192,57,43,0.04); border-radius: 14px; border: 1px solid rgba(192,57,43,0.1); }
.repair-info h4 { font-size: 0.95rem; font-weight: 700; color: var(--dark); margin-bottom: 14px; }
.repair-info h4 i { color: #c0392b; }
.repair-methods { display: flex; flex-direction: column; gap: 10px; }
.rm-item { display: flex; gap: 12px; align-items: flex-start; }
.rm-num { width: 28px; height: 28px; background: #c0392b; color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 700; flex-shrink: 0; }
.rm-item strong { font-size: 0.88rem; color: var(--dark); }
.rm-item p { font-size: 0.78rem; color: var(--gray-500); margin: 2px 0 0; }

/* Progress */
.progress-area { padding: 40px 20px; }
.spinner-wrapper { position: relative; width: 100px; height: 100px; margin: 0 auto 24px; }
.spinner { width: 100px; height: 100px; border: 4px solid var(--gray-200); border-top-color: #c0392b; border-radius: 50%; animation: spin 1s linear infinite; }
.spinner-wrapper > i { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); font-size: 2rem; color: #c0392b; }
@keyframes spin { to { transform: rotate(360deg); } }
.progress-area h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; }
.status-text { font-size: 0.9rem; color: #c0392b; font-weight: 600; margin-bottom: 16px; }
.progress-bar-wrapper { max-width: 500px; margin: 0 auto; }
.progress-bar-wrapper .progress { height: 12px; border-radius: 10px; background: var(--gray-200); }
.progress-bar-wrapper .progress-bar { background: linear-gradient(90deg, #c0392b, #e74c3c); border-radius: 10px; transition: width 0.3s; display: flex; align-items: center; justify-content: center; font-size: 0.65rem; font-weight: 700; color: white; }

/* Live steps */
.repair-steps-live { margin-top: 20px; display: flex; flex-direction: column; gap: 6px; max-width: 300px; margin-left: auto; margin-right: auto; text-align: left; }
.rs-step { font-size: 0.82rem; color: var(--gray-400); display: flex; align-items: center; gap: 8px; }
.rs-step i { font-size: 0.5rem; }
.rs-step.active { color: #c0392b; font-weight: 700; }
.rs-step.active i { color: #c0392b; animation: pulse-dot 1s infinite; }
.rs-step.done { color: var(--gray-500); }
.rs-step.done i { color: #2ecc71; }
@keyframes pulse-dot { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }

.download-area { padding: 40px 20px; }
.download-icon { font-size: 4rem; color: #2ecc71; margin-bottom: 20px; }
.download-area h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 8px; }
.download-area > p { color: var(--gray-600); margin-bottom: 24px; }
.btn-download { background: linear-gradient(135deg, #2ecc71, #27ae60); color: white; padding: 16px 40px; border-radius: 30px; font-weight: 700; display: inline-flex; align-items: center; box-shadow: 0 4px 20px rgba(46,204,113,0.35); }
.btn-download:hover { color: white; transform: translateY(-2px); }
.download-info { margin-top: 24px; }
.countdown-wrapper { font-size: 0.95rem; margin-bottom: 8px; }
.countdown-wrapper strong { color: var(--primary); font-size: 1.1rem; font-family: monospace; }
.download-warning { font-size: 0.82rem; color: var(--gray-500); }
.error-area { padding: 40px 20px; }
.error-icon { font-size: 4rem; color: #c0392b; margin-bottom: 20px; }

.tool-faq { padding: 60px 0; }
.tool-faq h2 { font-size: 1.6rem; font-weight: 800; }
.tool-faq .accordion-item { border: 1px solid var(--gray-200); border-radius: 10px !important; margin-bottom: 10px; }
.tool-faq .accordion-button { font-weight: 600; font-size: 0.95rem; }
.tool-faq .accordion-button:not(.collapsed) { background: rgba(192,57,43,0.05); color: #c0392b; }
.tool-faq .accordion-button:focus { box-shadow: none; }
.tool-faq .accordion-body { font-size: 0.9rem; color: var(--gray-600); line-height: 1.7; }

@media (max-width: 767.98px) { .workspace-card { padding: 24px 16px; } .upload-zone { padding: 40px 20px; } .tool-header h1 { font-size: 1.5rem; } }