.dp-container{text-align:center;box-sizing:border-box;width:100%;max-width:1200px;margin:48px auto;padding:0 20px;overflow-x:hidden}.dp-tool-card{background:var(--card);width:100%;max-width:540px;box-shadow:var(--shadow-lg);box-sizing:border-box;border-radius:18px;margin:0 auto;padding:32px 26px;overflow:hidden}.dp-title{color:var(--text);margin-bottom:8px;font-size:32px;font-weight:800}.dp-subtitle{color:var(--muted);margin-bottom:10px;font-size:15px}.dp-upload-section{box-sizing:border-box;flex-direction:column;align-items:center;width:100%;display:flex}.dp-upload-box{border:2px dashed var(--border);background:var(--surface);width:100%;max-width:420px;color:var(--muted);cursor:pointer;box-shadow:var(--shadow-sm);box-sizing:border-box;border-radius:16px;margin:0 auto 30px;padding:26px;transition:all .25s}.dp-upload-box:hover{border-color:var(--accent);background:var(--surface-2);box-shadow:var(--shadow-md);transform:none}.dp-upload-box input{display:none}.dp-upload-box span{font-size:15px;font-weight:700}.dp-upload-box.loading{pointer-events:none;opacity:.7}.dp-upload-box.loading span{display:none}.dp-upload-box.loading:after{content:"Loading preview…";color:var(--muted);font-weight:700}.dp-loading-text{color:var(--muted);text-align:center;justify-content:center;align-items:center;gap:8px;margin-top:-14px;margin-bottom:22px;font-size:14px;font-weight:600;display:flex}.dp-loading-text:before{content:"";border:2px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:14px;height:14px;animation:.8s linear infinite dp-spin}@keyframes dp-spin{to{transform:rotate(360deg)}}.dp-preview-wrapper-center{box-sizing:border-box;width:100%;margin:20px auto 0;padding:0}.dp-preview-card{background:var(--surface);width:100%;box-shadow:var(--shadow-md);box-sizing:border-box;border-radius:14px;margin:48px auto 0;padding:20px}.dp-preview-grid{border-radius:12px;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:18px;max-height:380px;padding:6px;display:grid;overflow-x:hidden;overflow-y:auto}.dp-page-thumb{background:var(--card);box-shadow:var(--shadow-sm);border:2px solid transparent;border-radius:14px;transition:all .25s;position:relative;overflow:hidden}.dp-page-thumb:hover{transform:translateY(-4px)}.dp-page-thumb.dp-selected{border-color:var(--accent);box-shadow:0 0 10px var(--accent-soft)}.dp-page-thumb img{width:100%;display:block}.dp-page-number{color:#fff;background:rgba(0,0,0,.7);border-radius:6px;padding:4px 8px;font-size:12px;position:absolute;bottom:6px;right:6px}.dp-selected-box{background:var(--surface);border:1px solid var(--border);width:100%;max-width:480px;box-shadow:var(--shadow-sm);border-radius:16px;margin:24px auto 0;padding:22px 2px}.dp-selected-box h3{color:var(--text);margin-bottom:10px;font-size:17px}.dp-input-box{text-align:left;flex-direction:column;gap:8px;display:flex}.dp-input-box label{color:var(--muted);padding-left:10px;font-size:13px}.dp-input-box input{border:1px solid var(--border);background:var(--surface-2);color:var(--text);border-radius:12px;padding:10px;transition:all .25s}.dp-input-box input:focus{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}.dp-delete-btn{background:linear-gradient(90deg,var(--accent),#6366f1);color:#fff;cursor:pointer;border:none;border-radius:14px;width:100%;max-width:480px;margin:28px auto 0;padding:16px;font-size:16px;font-weight:700;transition:all .25s}.dp-delete-btn:hover:not(:disabled){transform:translateY(-3px)}.dp-delete-btn:disabled{opacity:.55;background:var(--surface-2);color:var(--muted);cursor:not-allowed}.dp-reset-btn{background:var(--surface);border:1px solid var(--border);width:100%;max-width:420px;color:var(--text);border-radius:12px;margin:28px auto 0;padding:12px;font-weight:600;transition:all .25s}.dp-reset-btn:hover{background:var(--card);border-color:var(--accent)}@media (max-width:480px){.dp-container{padding:0 12px}.dp-tool-card{padding:36px 16px}.dp-upload-box{padding:26px 20px}.dp-preview-grid{grid-template-columns:repeat(auto-fit,minmax(110px,1fr));max-height:300px}}.dp-download-btn{background:linear-gradient(90deg,var(--accent),#6366f1);color:#fff;letter-spacing:.2px;cursor:pointer;width:100%;max-width:480px;box-shadow:var(--shadow-md);border:none;border-radius:14px;justify-content:center;align-items:center;gap:8px;margin:22px auto 0;padding:14px 18px;font-size:15px;font-weight:700;transition:all .25s;display:flex}.dp-download-btn:hover:not(:disabled){box-shadow:var(--shadow-lg);transform:translateY(-2px)}.dp-download-btn:active:not(:disabled){transform:translateY(0)}.dp-download-btn:disabled{opacity:.55;cursor:not-allowed;background:var(--surface-2);color:var(--muted);box-shadow:none}@media (max-width:480px){.dp-download-btn{border-radius:12px;max-width:100%;padding:14px 16px;font-size:14px}}@media (max-width:768px){.dp-download-btn{max-width:100%}}