:root{--brand:#4f46e5;--brand-600:#4338ca;--brand-50:#eef2ff;--brand-100:#e0e7ff;--bg:#fff;--bg-soft:#f6f7fb;--card:#fff;--text:#111827;--muted:#5b6475;--border:#e5e7eb;--ok:#047857;--err:#b91c1c;--radius:14px;--shadow:0 1px 2px #1018280d, 0 4px 16px #1018280f;color-scheme:light}:root[data-theme=dark]{--brand:#818cf8;--brand-600:#a5b4fc;--brand-50:#1e1b4b;--brand-100:#312e81;--bg:#0b0d14;--bg-soft:#121521;--card:#161a27;--text:#e8eaf2;--muted:#9aa3b8;--border:#262b3d;--ok:#34d399;--err:#f87171;--shadow:0 1px 2px #0006;color-scheme:dark}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Noto Sans,Helvetica Neue,Arial,sans-serif}img,svg{max-width:100%;display:block}a{color:var(--brand)}a:hover{color:var(--brand-600)}h1,h2,h3{letter-spacing:-.01em;line-height:1.25}h1{margin:0 0 .5rem;font-size:clamp(1.7rem,4vw,2.4rem)}h2{margin:2.4rem 0 .8rem;font-size:1.45rem}h3{margin:1.2rem 0 .4rem;font-size:1.1rem}.container{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}.narrow{max-width:820px}.skip{position:absolute;left:-9999px}.skip:focus{background:var(--card);z-index:10;padding:8px 12px;top:12px;left:12px}:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:6px}.site-header{border-bottom:1px solid var(--border);background:var(--bg);z-index:5;position:sticky;top:0}.site-header .container{align-items:center;gap:16px;height:62px;display:flex}.logo{color:var(--text);align-items:center;gap:9px;font-size:1.2rem;font-weight:800;text-decoration:none;display:flex}.logo b{color:var(--brand)}.nav{align-items:center;gap:4px;margin-left:auto;display:flex}.nav a{color:var(--text);border-radius:8px;padding:8px 10px;font-size:.95rem;text-decoration:none}.nav a:hover{background:var(--bg-soft)}.icon-btn{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:10px;place-items:center;width:38px;height:38px;display:grid}.icon-btn:hover{background:var(--bg-soft)}@media (width<=760px){.nav .hide-sm{display:none}}.btn{font:inherit;cursor:pointer;border:0;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:12px 22px;font-weight:650;text-decoration:none;transition:background .15s,transform 50ms;display:inline-flex}.btn:active{transform:translateY(1px)}.btn-primary{background:var(--brand);color:#fff}:root[data-theme=dark] .btn-primary{color:#0b0d14}.btn-primary:hover{background:var(--brand-600);color:#fff}:root[data-theme=dark] .btn-primary:hover{color:#0b0d14}.btn-ghost{background:var(--bg-soft);color:var(--text);border:1px solid var(--border)}.btn-ghost:hover{background:var(--brand-50)}.btn-lg{padding:15px 30px;font-size:1.08rem}.btn:disabled{opacity:.55;cursor:not-allowed}.hero{background:linear-gradient(180deg, var(--brand-50), var(--bg));text-align:center;padding:44px 0 28px}.hero p.lead{color:var(--muted);max-width:640px;margin:0 auto 1.2rem;font-size:1.12rem}.trust{background:var(--card);border:1px solid var(--border);color:var(--ok);border-radius:999px;align-items:center;gap:8px;padding:6px 14px;font-size:.9rem;font-weight:600;display:inline-flex}.search{max-width:520px;margin:18px auto 0}.search input{border:1px solid var(--border);background:var(--card);width:100%;color:var(--text);font:inherit;box-shadow:var(--shadow);border-radius:12px;padding:14px 18px}.cat-title{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.cat-title a{font-size:.92rem}.grid{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;display:grid}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);box-shadow:var(--shadow);flex-direction:column;gap:6px;padding:18px;text-decoration:none;transition:border-color .15s,transform .15s;display:flex;position:relative}a.card:hover{border-color:var(--brand);color:var(--text);transform:translateY(-2px)}.card .ic{background:var(--tint-strong,var(--brand-50));width:44px;height:44px;color:var(--accent,var(--brand));border-radius:12px;place-items:center;display:grid}.card strong{font-size:1.02rem}.card span.desc{color:var(--muted);font-size:.9rem;line-height:1.45}.card.soon{background:color-mix(in srgb, var(--card) 70%, transparent);box-shadow:none}a.card:hover{border-color:var(--accent,var(--brand))}.tint-organise{--tint:#eff6ff;--tint-strong:#dbeafe;--accent:#2563eb}.tint-edit{--tint:#f5f3ff;--tint-strong:#ede9fe;--accent:#7c3aed}.tint-convert{--tint:#ecfdf5;--tint-strong:#d1fae5;--accent:#047857}.tint-security{--tint:#fffbeb;--tint-strong:#fef3c7;--accent:#b45309}.tint-image{--tint:#fff1f2;--tint-strong:#ffe4e6;--accent:#be123c}:root[data-theme=dark] .tint-organise{--tint:#2563eb1a;--tint-strong:#2563eb40;--accent:#93c5fd}:root[data-theme=dark] .tint-edit{--tint:#7c3aed1a;--tint-strong:#7c3aed40;--accent:#c4b5fd}:root[data-theme=dark] .tint-convert{--tint:#0596691a;--tint-strong:#05966940;--accent:#6ee7b7}:root[data-theme=dark] .tint-security{--tint:#d977061a;--tint-strong:#d9770640;--accent:#fcd34d}:root[data-theme=dark] .tint-image{--tint:#e11d481a;--tint-strong:#e11d4840;--accent:#fda4af}.cat{background:var(--tint);border-radius:20px;margin-top:22px;padding:6px 22px 22px}.cat h2{margin-top:1rem}.cat .cat-title a{color:var(--accent);font-weight:600}.cat-band{background:var(--tint);border-radius:20px;margin-top:24px;padding:22px}@media (width<=480px){.cat,.cat-band{border-radius:16px;padding-left:14px;padding-right:14px}}.badge{background:var(--bg-soft);color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:2px 8px;font-size:.72rem;font-weight:700;position:absolute;top:14px;right:14px}.crumbs{color:var(--muted);padding-top:14px;font-size:.88rem}.crumbs ol{flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;display:flex}.crumbs li+li:before{content:"›";margin-right:6px}.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--brand)}.tool-head{text-align:center;padding:18px 0 6px}.tool-head p{color:var(--muted);max-width:640px;margin:0 auto}.tool-box{background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:18px;min-height:260px;margin:18px 0;padding:20px}.drop{border:2px dashed var(--brand);background:var(--brand-50);text-align:center;cursor:pointer;border-radius:14px;padding:40px 16px;transition:background .15s}.drop.over{background:var(--brand-100)}.drop .ic{width:56px;height:56px;color:var(--brand);margin:0 auto 10px}.drop p{color:var(--muted);margin:.4rem 0 0;font-size:.92rem}.private-note{color:var(--ok);justify-content:center;align-items:center;gap:6px;margin-top:12px;font-size:.88rem;font-weight:600;display:flex}.files{gap:8px;margin:16px 0;padding:0;list-style:none;display:grid}.files li{border:1px solid var(--border);background:var(--bg-soft);border-radius:12px;align-items:center;gap:10px;min-width:0;padding:10px 12px;display:flex}.files .fname{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-weight:550;overflow:hidden}.files .meta{color:var(--muted);white-space:nowrap;font-size:.85rem}.files .thumb{object-fit:cover;background:var(--border);border-radius:8px;flex:none;width:42px;height:42px}.files .num{background:var(--brand);color:#fff;border-radius:50%;flex:none;place-items:center;width:26px;height:26px;font-size:.8rem;font-weight:700;display:grid}:root[data-theme=dark] .files .num{color:#0b0d14}.mini{border:1px solid var(--border);color:var(--text);cursor:pointer;background:0 0;border-radius:8px;flex:none;width:32px;height:32px;font-size:1rem;line-height:1}.mini:hover{background:var(--card);border-color:var(--brand)}.mini:disabled{opacity:.35;cursor:default}.opts{flex-wrap:wrap;align-items:flex-end;gap:14px 22px;margin:14px 0;display:flex}.opts label{gap:4px;font-size:.9rem;font-weight:600;display:grid}.opts select,.opts input[type=text],.opts input[type=number]{border:1px solid var(--border);background:var(--card);color:var(--text);font:inherit;border-radius:10px;min-width:140px;padding:9px 10px}.opts input[type=range]{width:180px;accent-color:var(--brand)}.seg{border:1px solid var(--border);border-radius:10px;display:inline-flex;overflow:hidden}.seg button{background:var(--card);color:var(--text);font:inherit;cursor:pointer;border:0;padding:9px 14px}.seg button+button{border-left:1px solid var(--border)}.seg button[aria-pressed=true]{background:var(--brand);color:#fff}:root[data-theme=dark] .seg button[aria-pressed=true]{color:#0b0d14}.actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:16px;display:flex}.progress{background:var(--bg-soft);border:1px solid var(--border);border-radius:99px;height:10px;margin:14px 0 6px;overflow:hidden}.progress>div{background:var(--brand);height:100%;transition:width .2s}.status{text-align:center;color:var(--muted);font-size:.92rem}.error{color:var(--err);background:color-mix(in srgb, var(--err) 10%, transparent);border-radius:10px;margin:12px 0;padding:10px 14px;font-size:.93rem}.done{text-align:center;padding:10px 0}.done .big{color:var(--ok);font-size:1.15rem;font-weight:700}.saving{color:var(--ok);font-weight:700}.pages-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px;margin-top:14px;display:grid}.pages-grid figure{border:1px solid var(--border);background:var(--bg-soft);text-align:center;border-radius:10px;margin:0;padding:8px;font-size:.82rem}.pages-grid img{object-fit:contain;background:#fff;border-radius:6px;width:100%;height:130px;margin-bottom:6px}.pages-grid a{font-weight:600}.content{padding-bottom:20px}.content ol.steps{counter-reset:s;gap:10px;padding:0;list-style:none;display:grid}.content ol.steps li{counter-increment:s;align-items:flex-start;gap:12px;display:flex}.content ol.steps li:before{content:counter(s);background:var(--brand-50);width:30px;height:30px;color:var(--brand);border-radius:50%;flex:none;place-items:center;font-weight:800;display:grid}.features{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px;display:grid}.features div{background:var(--bg-soft);border:1px solid var(--border);border-radius:12px;padding:14px 16px}.features strong{margin-bottom:2px;display:block}.features span{color:var(--muted);font-size:.92rem}details.faq{border:1px solid var(--border);background:var(--card);border-radius:12px;margin-bottom:8px;padding:12px 16px}details.faq summary{cursor:pointer;font-weight:650}details.faq p{color:var(--muted);margin:.5rem 0 0}.prose{max-width:760px;padding:24px 0 40px}.prose p,.prose li{color:var(--text)}.ad-slot{border:1px dashed var(--border);min-height:100px;color:var(--muted);border-radius:12px;place-items:center;margin:26px auto;font-size:.8rem;display:grid}.ad-slot:empty:after{content:"Advertisement"}.site-footer{border-top:1px solid var(--border);background:var(--bg-soft);margin-top:48px;padding:32px 0;font-size:.92rem}.foot-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;align-items:start;gap:28px 40px;display:grid}.foot-brand p{color:var(--muted);max-width:300px;margin:.6rem 0 0}@media (width<=860px){.foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}@media (width<=420px){.foot-grid{grid-template-columns:1fr}}.site-footer h3{color:var(--text);margin:4px 0 10px;font-size:.95rem}.site-footer ul{gap:4px;margin:0;padding:0;list-style:none;display:grid}.site-footer a{color:var(--muted);text-decoration:none}.site-footer a:hover{color:var(--brand)}.copy{color:var(--muted);border-top:1px solid var(--border);margin-top:28px;padding-top:18px;font-size:.88rem}.share-btn{margin-top:10px}.site-footer a.logo{color:var(--text)}