.spdf-app{--navy:#0b1120;--navy2:#16213b;--red:#e53935;--ink:#1f2937;--muted:#6b7280;--line:#e5e7eb;--soft:#f6f7fb;--white:#fff;font-family:"Plus Jakarta Sans",Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);max-width:1180px;margin:28px auto}
.spdf-app *{box-sizing:border-box}.spdf-hero{text-align:center;padding:28px 18px 20px}.spdf-kicker{font-size:11px;letter-spacing:.14em;font-weight:850;color:var(--red)}.spdf-hero h1{margin:10px 0 10px;font-size:clamp(32px,5vw,52px);line-height:1.02;color:var(--navy);letter-spacing:-.035em}.spdf-hero p{max-width:800px;margin:0 auto;color:var(--muted);line-height:1.7}
.spdf-tabs{display:flex;gap:8px;overflow:auto;padding:8px 4px 14px;scrollbar-width:thin}.spdf-tab{white-space:nowrap;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:999px;padding:10px 15px;font:inherit;font-size:13px;font-weight:750;cursor:pointer}.spdf-tab.is-active{background:var(--navy);border-color:var(--navy);color:#fff}
.spdf-workspace{background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:0 18px 55px rgba(15,23,42,.08)}.spdf-tool{display:none}.spdf-tool.is-active{display:block}.spdf-title{text-align:center;margin-bottom:22px}.spdf-title h2{margin:0 0 8px;color:var(--navy);font-size:30px}.spdf-title p{margin:0;color:var(--muted)}
.spdf-drop{display:flex;min-height:190px;border:2px dashed #cbd5e1;border-radius:18px;background:var(--soft);align-items:center;justify-content:center;flex-direction:column;text-align:center;padding:24px;cursor:pointer;transition:.2s}.spdf-drop:hover,.spdf-drop.is-drag{border-color:var(--red);background:#fff7f7}.spdf-drop input{display:none}.spdf-drop strong{display:inline-flex;align-items:center;justify-content:center;background:var(--red);color:#fff;border-radius:12px;padding:15px 22px;font-size:18px;box-shadow:0 8px 20px rgba(229,57,53,.18)}.spdf-drop span{margin-top:10px;color:var(--muted);font-size:13px}
.spdf-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:18px}.spdf-grid4 label,.spdf-field{display:block;font-size:12px;font-weight:750;color:var(--navy)}.spdf-grid4 input,.spdf-field input,.spdf-field select{width:100%;margin-top:7px;border:1px solid #cbd5e1;border-radius:10px;padding:11px 12px;font:inherit;background:#fff}.spdf-field{margin-top:18px}.spdf-action{display:block;margin:20px auto 0;border:0;border-radius:12px;background:var(--navy);color:#fff;padding:13px 22px;font:inherit;font-weight:800;cursor:pointer}.spdf-action:hover{opacity:.93;transform:translateY(-1px)}
.spdf-status{min-height:24px;text-align:center;margin-top:14px;font-size:13px;font-weight:700}.spdf-status.is-working{color:#8a6400}.spdf-status.is-success{color:#137a4a}.spdf-status.is-error{color:#b42318}.spdf-result{margin-top:16px;text-align:center}.spdf-result[hidden]{display:none}.spdf-download{display:inline-flex;align-items:center;justify-content:center;background:var(--red);color:#fff!important;text-decoration:none!important;border-radius:12px;padding:13px 20px;font-weight:800;margin:6px}.spdf-download-small{font-size:12px;padding:9px 13px}.spdf-footnote{margin-top:14px;padding:13px 16px;background:#f8fafc;border:1px solid var(--line);border-radius:12px;color:var(--muted);font-size:12px;line-height:1.6}.spdf-footnote code{color:var(--navy);font-weight:750}
@media(max-width:760px){.spdf-workspace{padding:18px}.spdf-grid4{grid-template-columns:1fr 1fr}.spdf-tabs{padding-left:0}.spdf-hero{padding-left:8px;padding-right:8px}.spdf-title h2{font-size:26px}}
@media(max-width:480px){.spdf-grid4{grid-template-columns:1fr}.spdf-drop{min-height:160px}.spdf-drop strong{font-size:16px;width:100%}}