/* Original IST PDF Studio UI, conversion-focused workspace. */
.studio-v6{max-width:1250px;margin:0 auto}
.studio-crumbs{display:flex;align-items:center;gap:11px;flex-wrap:wrap;color:#8a99af;font-size:12px;margin-bottom:23px}
.studio-crumbs a{color:#52637c}.studio-crumbs a:hover{color:#084c94;text-decoration:underline}
.studio-heading{text-align:center;margin:0 auto 34px;max-width:900px}
.studio-kicker{display:inline-block;font-size:11px;letter-spacing:.13em;color:#084c94;font-weight:850;margin-bottom:10px}
.studio-heading h1{font-size:clamp(31px,4vw,51px);font-weight:800;letter-spacing:-.038em;margin:0 0 10px;color:#18263a;line-height:1.14}
.studio-heading>p{font-size:clamp(14px,1.5vw,17px);line-height:1.75;color:#586c85;max-width:760px;margin:0 auto 16px}
.studio-chips{display:flex;align-items:center;justify-content:center;gap:11px;flex-wrap:wrap}
.studio-chips span{background:#eaf4ff;color:#215987;padding:6px 11px;font-size:11px;font-weight:700;border-radius:999px}
.studio-layout{display:grid;grid-template-columns:minmax(0,1fr) 355px;gap:22px;align-items:start}
.studio-upload-card,.studio-action-card{background:#fff;border:1px solid #e4eaf2;border-radius:17px;box-shadow:0 9px 34px rgba(26,51,93,.055)}
.studio-upload-card{padding:22px}.studio-dropzone{border:2px dashed #bad1e7;border-radius:13px;min-height:330px;background:linear-gradient(165deg,#fafdff 0%,#f4f9ff 100%);text-align:center;padding:38px 28px 31px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;transition:.18s border-color,.18s background,.18s box-shadow;cursor:pointer}
.studio-dropzone:hover,.studio-dropzone:focus-visible,.studio-dropzone.dragging{border-color:#1671bf;background:#eaf5ff;box-shadow:inset 0 0 0 1px #d8eafa;outline:none}
.studio-upload-symbol{display:grid;place-items:center;width:66px;height:66px;border-radius:18px;background:#e4f0ff;color:#084c94;margin-bottom:18px}
.studio-dropzone h2{font-size:24px;font-weight:800;letter-spacing:-.5px;color:#182c46;margin-bottom:6px}
.studio-drop-subtitle{color:#6b7c93;font-size:13px;margin-bottom:24px}
.studio-choose-button,.studio-process{background:#084c94;color:#fff;border:1px solid #084c94;border-radius:10px;box-shadow:0 6px 14px rgba(8,76,148,.16);font-size:15px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;gap:24px;cursor:pointer}
.studio-choose-button{padding:15px 32px;min-width:220px;margin-bottom:0}.studio-choose-button:hover,.studio-process:hover{background:#0762b9;border-color:#0762b9;color:#fff}
.studio-file-hint{font-size:11px;color:#71819b;margin-top:14px}.studio-camera{font-size:12px;margin-top:10px;min-height:36px}
.studio-selected{margin-top:20px;padding:16px 17px;background:#f8fbff;border:1px solid #dce8f5;border-radius:12px}
.studio-list-heading{display:flex;justify-content:space-between;align-items:center;gap:12px}.studio-list-heading h3{margin:0;font-size:15px}.studio-list-heading h3 span{background:#e1eeff;color:#084c94;padding:3px 8px;border-radius:99px;font-size:11px}
.studio-selected .file-list{margin-top:12px;margin-bottom:8px}.studio-reorder-note{font-size:11px;color:#62748b;margin:0}
.studio-tool-note{background:#f1f6fc;border:1px solid #e1ebf7;border-radius:11px;padding:14px 16px;color:#46637e;line-height:1.7;font-size:12px;margin:17px 0 0}
.studio-html-input{padding:18px}.studio-html-input h2{font-size:20px}
.studio-editor{margin-top:20px;padding-top:18px;border-top:1px solid #e1e9f4}
.studio-action-card{padding:22px;position:sticky;top:104px}
.studio-options-title{display:flex;gap:11px;align-items:center;margin-bottom:19px;border-bottom:1px solid #edf2f7;padding-bottom:16px}
.studio-step{width:36px;height:36px;border-radius:9px;background:#eaf3ff;color:#084c94;font-weight:800;font-size:13px;display:grid;place-items:center;flex:none}
.studio-options-title h2{font-size:17px;letter-spacing:-.2px;margin:0 0 2px}.studio-options-title p{font-size:11px;color:#8390a1;margin:0}
.studio-action-card label{color:#34465b;font-weight:700;font-size:12px}.studio-action-card input,.studio-action-card select,.studio-action-card textarea{margin-top:7px;border-radius:9px}
.studio-action-card .studio-process{width:100%;min-height:51px;margin-top:3px;padding:14px}
.studio-progress{display:flex;align-items:center;gap:10px;color:#245a8a;font-size:12px;font-weight:700;padding:14px 0 4px}
.studio-spinner{border:2px solid #d5e7ff;border-top-color:#084c94;width:20px;height:20px;border-radius:50%;animation:ist-spin .75s linear infinite;flex:none}@keyframes ist-spin{to{transform:rotate(360deg)}}
.studio-privacy{color:#71819b;font-size:11px;line-height:1.7;text-align:center;margin:12px 0 0}
.studio-result{border:1px solid #a6ddbf;background:#f1fbf5;border-radius:12px;padding:18px;margin-top:17px;text-align:center}.studio-result h3{margin:9px 0}.studio-result>p{word-break:break-word;color:#506477;font-size:12px}
.studio-result-history{display:inline-block;margin-top:11px;font-weight:700;font-size:12px}
.studio-help{max-width:1230px;margin:60px auto 45px;padding:0 2px}.studio-help>h2{font-size:clamp(22px,2vw,29px);margin:0 0 24px;letter-spacing:-.5px}
.studio-guide-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.studio-guide-grid article{background:#fff;border:1px solid #e3eaf3;border-radius:13px;padding:23px;box-shadow:0 4px 16px rgba(26,51,93,.03)}
.studio-guide-grid article>span{display:inline-flex;align-items:center;justify-content:center;background:#eaf3ff;color:#084c94;width:36px;height:36px;border-radius:10px;font-weight:850;margin-bottom:15px}
.studio-guide-grid article h3{font-size:17px;margin-bottom:7px}.studio-guide-grid article p{font-size:13px;line-height:1.75;color:#586b82;margin:0}
.studio-help-detail{padding:27px 30px;border-radius:14px;background:#fff;border:1px solid #e3eaf3;margin-top:22px}
.studio-help-detail h3{font-size:17px;margin-top:16px;margin-bottom:9px}.studio-help-detail h3:first-child{margin-top:0}.studio-help-detail p{font-size:13px;line-height:1.85;color:#5d7087}
@media(max-width:1080px){.studio-layout{grid-template-columns:minmax(0,1fr) 315px}.studio-action-card{padding:18px}.studio-upload-card{padding:17px}}
@media(max-width:800px){.studio-layout{grid-template-columns:1fr}.studio-action-card{position:static}.studio-guide-grid{grid-template-columns:1fr}.studio-heading{margin-bottom:24px}.studio-help{margin-top:38px}.studio-dropzone{min-height:280px}}
@media(max-width:480px){.studio-crumbs{font-size:11px}.studio-heading h1{font-size:32px}.studio-heading>p{font-size:14px}.studio-chips{gap:6px}.studio-chips span{font-size:10px}.studio-upload-card{padding:12px}.studio-dropzone{padding:28px 12px;min-height:270px}.studio-dropzone h2{font-size:21px}.studio-choose-button{min-width:205px}.studio-help-detail{padding:19px}}

.studio-engine-warning{margin:17px 0 0}.studio-engine-warning a{font-weight:750;text-decoration:underline}