:root{--pt-primary:#6759ff;--pt-primary-dark:#4936d9;--pt-secondary:#00a9c7;--pt-text:#172033;--pt-muted:#65718a;--pt-bg:#f7f8ff;--pt-border:rgba(103,89,255,.15);--pt-card:#fff;--pt-shadow:0 18px 45px rgba(26,32,68,.10)}
.pdf-tools-section{position:relative;padding:88px 0;background:linear-gradient(180deg,#f8f9ff 0%,#fff 100%);overflow:hidden}.pdf-tools-section:before{content:"";position:absolute;width:520px;height:520px;border-radius:50%;top:-300px;right:-180px;background:radial-gradient(circle,rgba(103,89,255,.17),transparent 68%);pointer-events:none}.pdf-tools-header{max-width:860px;margin:0 auto 34px;text-align:center}.pdf-tools-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:rgba(103,89,255,.10);color:var(--pt-primary-dark);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.pdf-tools-header h2{margin:16px 0 12px;color:var(--pt-text);font-size:clamp(32px,4vw,52px);line-height:1.08}.pdf-tools-header p{margin:0;color:var(--pt-muted);font-size:17px;line-height:1.7}.pdf-tools-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 auto 28px;max-width:1180px;flex-wrap:wrap}.pdf-tools-search{position:relative;flex:1 1 330px;max-width:520px}.pdf-tools-search i{position:absolute;left:17px;top:50%;transform:translateY(-50%);color:#8b94a8}.pdf-tools-search input{width:100%;height:52px;padding:0 18px 0 48px;border:1px solid var(--pt-border);border-radius:16px;background:#fff;box-shadow:0 10px 25px rgba(26,32,68,.06);font:600 14px inherit;outline:none}.pdf-tools-search input:focus{border-color:rgba(103,89,255,.55);box-shadow:0 0 0 4px rgba(103,89,255,.08)}.pdf-tools-filters{display:flex;gap:8px;overflow:auto;padding-bottom:4px}.pdf-filter-btn{border:1px solid var(--pt-border);background:#fff;color:#536078;border-radius:999px;padding:9px 14px;font-size:12px;font-weight:800;white-space:nowrap;cursor:pointer}.pdf-filter-btn.active,.pdf-filter-btn:hover{color:#fff;background:linear-gradient(135deg,var(--pt-primary),var(--pt-primary-dark));border-color:transparent}.pdf-tools-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;max-width:1180px;margin:0 auto}.pdf-tool-card{position:relative;display:flex;flex-direction:column;min-height:224px;padding:23px;border:1px solid var(--pt-border);border-radius:22px;background:rgba(255,255,255,.96);box-shadow:0 12px 30px rgba(26,32,68,.06);cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;overflow:hidden}.pdf-tool-card:after{content:"";position:absolute;right:-52px;bottom:-52px;width:120px;height:120px;border-radius:50%;background:rgba(103,89,255,.06)}.pdf-tool-card:hover{transform:translateY(-6px);box-shadow:var(--pt-shadow);border-color:rgba(103,89,255,.32)}.pdf-tool-icon{width:54px;height:54px;display:grid;place-items:center;border-radius:17px;color:#fff;background:linear-gradient(135deg,var(--pt-primary),var(--pt-secondary));font-size:22px;box-shadow:0 12px 25px rgba(103,89,255,.22)}.pdf-tool-card h3{margin:18px 0 8px;color:var(--pt-text);font-size:17px}.pdf-tool-card p{margin:0;color:var(--pt-muted);font-size:13px;line-height:1.55;flex:1}.pdf-tool-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:17px;color:var(--pt-primary-dark);font-size:12px;font-weight:800}.pdf-tool-engine{padding:5px 9px;border-radius:999px;background:rgba(103,89,255,.08)}.pdf-tools-note{max-width:1180px;margin:24px auto 0;padding:14px 18px;border-radius:15px;background:#fff8e6;color:#72520b;border:1px solid rgba(245,158,11,.25);font-size:13px;line-height:1.55}
.pdf-tool-modal{position:fixed;inset:0;z-index:100000;display:none;align-items:center;justify-content:center;padding:18px;background:rgba(12,18,38,.68);backdrop-filter:blur(8px)}.pdf-tool-modal.open{display:flex}.pdf-tool-dialog{width:min(920px,100%);max-height:92vh;overflow:auto;border-radius:26px;background:#fff;box-shadow:0 32px 90px rgba(10,15,35,.34)}.pdf-tool-dialog-head{position:sticky;top:0;z-index:4;display:flex;align-items:center;justify-content:space-between;gap:14px;padding:18px 22px;border-bottom:1px solid #e9eaf4;background:rgba(255,255,255,.96);backdrop-filter:blur(14px)}.pdf-tool-title-wrap{display:flex;align-items:center;gap:13px}.pdf-tool-title-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;color:#fff;background:linear-gradient(135deg,var(--pt-primary),var(--pt-secondary))}.pdf-tool-title-wrap h3{margin:0;color:var(--pt-text);font-size:20px}.pdf-tool-title-wrap p{margin:3px 0 0;color:var(--pt-muted);font-size:12px}.pdf-tool-close{width:42px;height:42px;border:0;border-radius:13px;background:#f1f3f9;color:#4b556b;font-size:18px;cursor:pointer}.pdf-tool-body{padding:24px}.pdf-dropzone{position:relative;min-height:185px;display:grid;place-items:center;padding:28px;border:2px dashed rgba(103,89,255,.35);border-radius:22px;background:linear-gradient(135deg,rgba(103,89,255,.05),rgba(0,169,199,.04));text-align:center;cursor:pointer}.pdf-dropzone.dragover{border-color:var(--pt-primary);background:rgba(103,89,255,.10)}.pdf-dropzone input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer}.pdf-dropzone i{font-size:36px;color:var(--pt-primary)}.pdf-dropzone strong{display:block;margin-top:10px;color:var(--pt-text);font-size:17px}.pdf-dropzone span{display:block;margin-top:5px;color:var(--pt-muted);font-size:12px}.pdf-file-list{display:grid;gap:10px;margin-top:15px}.pdf-file-item{display:flex;align-items:center;gap:12px;padding:12px 14px;border:1px solid #e8eaf2;border-radius:14px;background:#fff}.pdf-file-item i{color:#e23d3d}.pdf-file-meta{min-width:0;flex:1}.pdf-file-meta strong,.pdf-file-meta small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.pdf-file-meta strong{font-size:13px;color:var(--pt-text)}.pdf-file-meta small{font-size:11px;color:var(--pt-muted);margin-top:2px}.pdf-file-remove{border:0;background:#fff0f0;color:#d83434;width:32px;height:32px;border-radius:10px;cursor:pointer}.pdf-tool-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:20px}.pdf-option.full{grid-column:1/-1}.pdf-option label{display:block;margin-bottom:7px;color:#38445b;font-size:12px;font-weight:800}.pdf-option input,.pdf-option select,.pdf-option textarea{width:100%;min-height:46px;border:1px solid #dfe3ee;border-radius:13px;padding:10px 13px;background:#fff;color:#172033;font:600 13px inherit;outline:none}.pdf-option textarea{min-height:92px;resize:vertical}.pdf-option input:focus,.pdf-option select:focus,.pdf-option textarea:focus{border-color:rgba(103,89,255,.55);box-shadow:0 0 0 3px rgba(103,89,255,.08)}.pdf-sign-pad{width:100%;height:160px;border:1px solid #dfe3ee;border-radius:14px;background:#fff;touch-action:none}.pdf-tool-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px;flex-wrap:wrap}.pdf-action-btn{min-height:46px;border:0;border-radius:14px;padding:11px 18px;font:800 13px inherit;cursor:pointer}.pdf-action-secondary{background:#eff1f7;color:#4c5870}.pdf-action-primary{color:#fff;background:linear-gradient(135deg,var(--pt-primary),var(--pt-primary-dark));box-shadow:0 12px 24px rgba(103,89,255,.23)}.pdf-action-primary:disabled{opacity:.55;cursor:not-allowed}.pdf-progress{display:none;margin-top:18px;padding:16px;border-radius:14px;background:#f6f7fc}.pdf-progress.show{display:block}.pdf-progress-top{display:flex;justify-content:space-between;color:#4b5870;font-size:12px;font-weight:800}.pdf-progress-track{height:8px;margin-top:10px;border-radius:999px;background:#e2e5ef;overflow:hidden}.pdf-progress-bar{width:0;height:100%;background:linear-gradient(90deg,var(--pt-primary),var(--pt-secondary));transition:width .25s ease}.pdf-result{display:none;margin-top:18px;padding:18px;border-radius:17px;border:1px solid rgba(22,163,74,.22);background:#effcf4}.pdf-result.show{display:block}.pdf-result h4{margin:0 0 7px;color:#146c35;font-size:16px}.pdf-result p{margin:0;color:#47715a;font-size:12px}.pdf-result-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:13px}.pdf-result a,.pdf-result button{display:inline-flex;align-items:center;gap:7px;min-height:40px;padding:9px 14px;border:0;border-radius:12px;color:#fff;background:#16a34a;text-decoration:none;font:800 12px inherit;cursor:pointer}.pdf-error{display:none;margin-top:18px;padding:14px 16px;border:1px solid rgba(220,38,38,.22);border-radius:14px;background:#fff1f2;color:#991b1b;font-size:13px}.pdf-error.show{display:block}.pdf-compare-report{max-height:300px;overflow:auto;white-space:pre-wrap;background:#111827;color:#e5e7eb;border-radius:14px;padding:15px;font:12px/1.55 monospace;margin-top:12px}
@media(max-width:1024px){.pdf-tools-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}@media(max-width:760px){.pdf-tools-section{padding:65px 0}.pdf-tools-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.pdf-tool-card{min-height:205px;padding:18px}.pdf-tool-options{grid-template-columns:1fr}.pdf-tool-dialog{max-height:96vh;border-radius:21px}.pdf-tool-body{padding:17px}}@media(max-width:480px){.pdf-tools-grid{grid-template-columns:1fr}.pdf-tool-card{min-height:auto}.pdf-tools-toolbar{align-items:stretch}.pdf-tools-search{max-width:none}.pdf-tool-dialog-head{padding:14px}.pdf-tool-title-wrap p{display:none}}