.astro-route-announcer{position:absolute;left:0;top:0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px}:root{color-scheme:light;--bg: #f7f8fb;--surface: #ffffff;--surface-muted: #f1f4f8;--ink: #17202a;--muted: #667085;--line: #d8dee8;--accent: #2563eb;--accent-strong: #1d4ed8;--accent-soft: #e8f0ff;--mint: #0f766e;--mint-soft: #ddf7f0;--blue: #2563eb;--amber: #b45309;--danger: #b91c1c;--shadow: 0 18px 50px rgba(23, 32, 42, .08);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);letter-spacing:0}a{color:inherit}button,input{font:inherit}.site-shell{min-height:100vh}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.topbar{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line);background:#fffffff0;backdrop-filter:blur(12px)}.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:1120px;min-height:64px;margin:0 auto;padding:0 24px}.brand{display:inline-flex;align-items:center;gap:10px;min-width:0;color:var(--ink);font-weight:750;text-decoration:none}.brand-mark{display:grid;width:34px;height:34px;place-items:center;border:1px solid #c2d4ff;border-radius:8px;background:var(--accent-soft);color:var(--accent-strong)}.brand-text{white-space:nowrap}.nav-actions{display:flex;align-items:center;gap:12px}.language-switcher{display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 10px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--muted);font-size:.92rem}.language-switcher select{min-width:112px;border:0;outline:0;background:transparent;color:var(--ink);cursor:pointer}.main-band{width:100%;padding:36px 24px}.main-band.compact{padding-top:28px}.tabs-band{width:100%;padding:18px 24px 0}.content-wrap{max-width:1120px;margin:0 auto}.conversion-tabs{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:6px;border:1px solid var(--line);border-radius:8px;background:#edf1f6}.conversion-tab{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 12px;border:1px solid transparent;border-radius:8px;color:var(--muted);font-weight:750;text-decoration:none}.conversion-tab.is-active{border-color:#c9d8ff;background:var(--surface);color:var(--accent-strong);box-shadow:0 8px 24px #2563eb14}.conversion-tab.is-disabled{cursor:default;color:#8a95a6}.conversion-tab small{padding:2px 6px;border-radius:8px;background:#e6eaf1;color:#7a8494;font-size:.72rem;font-weight:700}.tool-console{max-width:1120px;margin:0 auto;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow);overflow:hidden}.tool-console-header{display:grid;grid-template-columns:minmax(0,1fr) minmax(340px,420px);gap:24px;align-items:end;padding:24px;border-bottom:1px solid var(--line);background:linear-gradient(90deg,rgba(37,99,235,.06),transparent 48%),linear-gradient(180deg,#fff,#f8fafc)}.tool-copy{display:flex;min-width:0;flex-direction:column;gap:18px}.tool-kicker{display:inline-flex;width:fit-content;align-items:center;gap:8px;color:var(--mint);font-size:.9rem;font-weight:700}.tool-title{margin:0;font-size:clamp(2rem,5vw,3.4rem);line-height:1;letter-spacing:0}.tool-intro{max-width:680px;margin:0;color:var(--muted);font-size:1.08rem;line-height:1.6}.format-switcher{display:grid;grid-template-columns:minmax(0,1fr) 42px minmax(0,1fr);gap:10px;align-items:end;width:100%;padding:12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.format-switcher label{display:grid;gap:6px;min-width:0}.format-switcher label span{color:var(--muted);font-size:.78rem;font-weight:800;text-transform:uppercase}.format-switcher select{width:100%;min-height:42px;border:1px solid var(--line);border-radius:8px;background:#fbfcff;color:var(--ink);font-weight:800;padding:0 12px}.operation-switcher{display:grid;gap:8px;width:100%;max-width:420px;padding:12px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.operation-switcher span,.text-option-row span{color:var(--muted);font-size:.78rem;font-weight:800;text-transform:uppercase}.operation-switcher select,.text-option-row input{width:100%;min-width:0;min-height:42px;border:1px solid var(--line);border-radius:8px;background:#fbfcff;color:var(--ink);font-weight:750;padding:0 12px}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:8px;background:var(--surface-muted);color:var(--ink);cursor:pointer}.icon-button:disabled{cursor:not-allowed;color:#a3adba}.tool-workspace{display:grid;grid-template-columns:minmax(0,1fr) 320px;min-width:0;gap:16px;padding:20px}.dropzone{display:flex;min-height:220px;grid-row:1 / span 3;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:20px;border:1px dashed #a8b4c6;border-radius:8px;background:linear-gradient(45deg,rgba(37,99,235,.06) 25%,transparent 25%),linear-gradient(-45deg,rgba(37,99,235,.06) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,rgba(37,99,235,.05) 75%),linear-gradient(-45deg,transparent 75%,rgba(37,99,235,.05) 75%);background-position:0 0,0 10px,10px -10px,-10px 0;background-size:20px 20px;text-align:center}.document-workspace .dropzone,.pdf-workspace .dropzone{grid-row:1 / span 5}.dropzone.is-dragging{border-color:var(--accent);background-color:var(--accent-soft)}.file-input{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.primary-button,.secondary-button,.download-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 14px;border-radius:8px;border:1px solid transparent;cursor:pointer;font-weight:750;text-decoration:none;transition:background .16s ease,border-color .16s ease,color .16s ease}.primary-button{background:var(--accent);color:#fff}.primary-button:hover,.primary-button:focus-visible{background:var(--accent-strong)}.primary-button:disabled{cursor:not-allowed;background:#9fb8b2}.secondary-button{border-color:var(--line);background:var(--surface);color:var(--ink)}.download-button{border-color:#9ddbcf;background:var(--mint-soft);color:#0f766e}.tool-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.tool-actions .download-button{grid-column:1 / -1}.option-row{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:44px;padding:0 12px;border:1px solid var(--line);border-radius:8px;background:#fbfcff}.engine-note{align-items:flex-start;color:var(--muted);font-size:.92rem;line-height:1.45}.select-option-row span{color:var(--muted);font-size:.78rem;font-weight:800;text-transform:uppercase}.select-option-row{align-items:stretch;flex-direction:column;gap:8px;padding:10px 12px}.select-option-row select{width:100%;min-width:0;min-height:36px;border:1px solid var(--line);border-radius:8px;background:var(--surface);color:var(--ink);font-weight:750;padding:0 10px}.text-option-row{align-items:stretch;flex-direction:column;gap:8px;padding:10px 12px}.checkbox-option-row span{color:var(--muted);font-size:.9rem;font-weight:750}.checkbox-option-row input{width:18px;height:18px;flex:0 0 auto;accent-color:var(--accent)}.mode-help{min-height:68px;margin:0;padding:12px;border:1px solid #cfe0ff;border-radius:8px;background:var(--accent-soft);color:#244166;font-size:.92rem;line-height:1.45}.quality-control{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;width:100%}.quality-control input{width:100%;accent-color:var(--accent)}.status-box{min-height:52px;padding:12px;border:1px solid var(--line);border-radius:8px;background:#fbfcfc;color:var(--muted);font-size:.94rem;line-height:1.45}.status-box[data-tone=error]{border-color:#fecaca;background:#fff1f2;color:var(--danger)}.status-box[data-tone=success]{border-color:#a7f3d0;background:#ecfdf5;color:#047857}.status-box[data-tone=warning]{border-color:#fed7aa;background:#fff7ed;color:var(--amber)}.file-meta{color:var(--muted);font-size:.92rem;overflow-wrap:anywhere}.section-title{margin:0 0 18px;font-size:1.55rem;letter-spacing:0}.converter-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px}.converter-card{display:flex;min-height:112px;flex-direction:column;justify-content:space-between;gap:14px;padding:16px;border:1px solid var(--line);border-radius:8px;background:var(--surface);text-decoration:none}.converter-card:hover,.converter-card:focus-visible{border-color:var(--accent)}.converter-card strong{font-size:1rem}.converter-card span{color:var(--muted);font-size:.92rem}.document-groups{display:grid;gap:32px}.document-group{display:grid;gap:14px}.document-group-header{display:grid;gap:6px;max-width:720px}.document-group-header h2{margin:0;font-size:1.35rem}.document-group-header p{margin:0;color:var(--muted);line-height:1.55}.faq-list{display:grid;gap:12px}.faq-item{padding:16px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.faq-item h3{margin:0 0 8px;font-size:1rem}.faq-item p{margin:0;color:var(--muted);line-height:1.55}.category-header{display:grid;gap:12px;max-width:760px}.category-header h1{margin:0;font-size:clamp(2rem,5vw,3.5rem);line-height:1.04;letter-spacing:0}.category-header p{margin:0;color:var(--muted);font-size:1.08rem;line-height:1.6}.category-header p:has(a){display:flex;flex-wrap:wrap;gap:10px}.trust-band{padding-top:10px}.trust-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.trust-grid article{display:grid;gap:8px;min-height:132px;padding:18px;border:1px solid var(--line);border-radius:8px;background:var(--surface)}.trust-grid strong{font-size:1rem}.trust-grid p{margin:0;color:var(--muted);line-height:1.55}.site-footer{border-top:1px solid var(--line);color:var(--muted)}.site-footer .content-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:22px 24px;font-size:.9rem}.footer-links{display:inline-flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:14px}.footer-links a{color:var(--ink);font-weight:700;text-decoration:none}.footer-links a:hover,.footer-links a:focus-visible{color:var(--accent-strong)}.feedback-page{display:grid;gap:18px}.feedback-panel{display:grid;gap:18px;max-width:760px;padding:24px;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:var(--shadow)}.feedback-panel h1{margin:0;font-size:clamp(2rem,5vw,3.4rem);line-height:1}.feedback-panel p{margin:0;color:var(--muted);line-height:1.6}.feedback-contact{display:grid;gap:8px;padding:14px;border:1px solid var(--line);border-radius:8px;background:#fbfcff}.feedback-contact span{color:var(--muted);font-size:.78rem;font-weight:800;text-transform:uppercase}.feedback-email{width:fit-content;color:var(--accent-strong);font-size:1.08rem;font-weight:800;overflow-wrap:anywhere}.feedback-actions{display:flex;flex-wrap:wrap;gap:10px}[hidden]{display:none!important}@media(max-width:820px){.topbar-inner{padding:0 16px}.brand-text{max-width:46vw;overflow:hidden;text-overflow:ellipsis}.main-band{padding:24px 16px}.tabs-band{padding:14px 16px 0}.conversion-tabs{display:flex;gap:8px;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.conversion-tabs::-webkit-scrollbar{display:none}.conversion-tab{flex:0 0 auto;min-width:132px}.tool-console-header,.tool-workspace{grid-template-columns:1fr}.tool-console-header,.tool-workspace{padding:18px}.dropzone,.document-workspace .dropzone,.pdf-workspace .dropzone{grid-row:auto}.tool-title{font-size:clamp(2rem,12vw,3rem)}.tool-actions,.trust-grid{grid-template-columns:1fr}.site-footer .content-wrap{flex-direction:column;align-items:flex-start;padding:20px 16px}.footer-links{justify-content:flex-start}}