:root{
  --ink:#16181d;
  --ink-2:#3b404b;
  --muted:#6b7280;
  --line:#e5e7eb;
  --bg:#ffffff;
  --bg-soft:#f6f7f9;
  --accent:#d63c3c;
  --accent-dark:#b02e2e;
  --accent-soft:#fdecec;
  --ok:#1f8a4c;
  --radius:12px;
  --max:1120px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.65;font-size:17px}
img{max-width:100%;height:auto}
a{color:var(--accent-dark)}
a:hover{color:var(--accent)}
h1,h2,h3,h4{line-height:1.25;color:var(--ink);margin:1.6em 0 .5em}
h1{font-size:clamp(1.9rem,4vw,2.7rem);margin-top:0;letter-spacing:-.02em}
h2{font-size:1.55rem;letter-spacing:-.01em}
h3{font-size:1.2rem}
p{margin:0 0 1em}
.container{max-width:var(--max);margin:0 auto;padding:0 16px}
.narrow{max-width:760px}

/* Header */
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--ink);text-decoration:none}
.logo-mark{width:30px;height:30px;border-radius:8px;background:var(--accent);color:#fff;display:grid;place-items:center;font-size:.8rem;font-weight:800}
.logo span.x{color:var(--accent)}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;align-items:center}
.nav a{display:block;padding:8px 12px;border-radius:8px;color:var(--ink-2);text-decoration:none;font-size:.95rem;font-weight:500}
.nav a:hover,.nav a[aria-current="page"]{background:var(--bg-soft);color:var(--ink)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:1rem;cursor:pointer}
.dropdown{position:relative}
.nav .dropdown-menu{display:none;flex-direction:column;align-items:stretch;gap:0;position:absolute;top:100%;left:0;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.08);padding:6px;min-width:220px}
.nav .dropdown:hover .dropdown-menu,.nav .dropdown:focus-within .dropdown-menu{display:flex}
.dropdown-menu a{padding:8px 10px}
@media (max-width:860px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 16px 16px}
  .nav.open{display:block}
  .nav ul{flex-direction:column;align-items:stretch}
  .nav .dropdown-menu{display:flex;position:static;border:0;box-shadow:none;padding:0 0 0 12px}
}

/* Hero */
.hero{padding:56px 0 32px;text-align:center}
.hero p.lead{font-size:1.15rem;color:var(--ink-2);max-width:640px;margin:0 auto 24px}
.badges{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;font-size:.9rem;color:var(--ink-2)}
.badges span{background:var(--bg-soft);border:1px solid var(--line);padding:6px 12px;border-radius:999px}

/* Tool grid */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin:24px 0 48px}
.tool-card{display:block;border:1px solid var(--line);border-radius:var(--radius);padding:20px;text-decoration:none;color:var(--ink);background:#fff;transition:border-color .15s,transform .15s,box-shadow .15s}
.tool-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 8px 24px rgba(214,60,60,.08);color:var(--ink)}
.tool-icon{width:44px;height:44px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:12px}
.tool-icon svg{width:24px;height:24px}
.tool-card h3{margin:0 0 6px;font-size:1.08rem}
.tool-card p{margin:0;color:var(--muted);font-size:.95rem;line-height:1.5}

/* Sections */
.section{padding:40px 0}
.section-soft{background:var(--bg-soft)}
.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.features h3{margin-top:0}
.features p{color:var(--ink-2);margin:0}

/* Tool page */
.tool-head{padding:40px 0 16px;text-align:center}
.tool-head p{color:var(--ink-2);max-width:620px;margin:0 auto}
.tool-box{max-width:820px;margin:16px auto 40px;border:1px solid var(--line);border-radius:16px;padding:24px;background:#fff}
.dropzone{border:2px dashed #cfd3da;border-radius:12px;padding:40px 16px;text-align:center;background:var(--bg-soft);cursor:pointer;transition:border-color .15s,background .15s}
.dropzone.drag{border-color:var(--accent);background:var(--accent-soft)}
.dropzone p{margin:8px 0 0;color:var(--muted);font-size:.95rem}
.dropzone strong{font-size:1.1rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;border:0;border-radius:10px;padding:12px 22px;font-size:1rem;font-weight:600;cursor:pointer;text-decoration:none;font-family:inherit}
.btn:hover{background:var(--accent-dark);color:#fff}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{background:var(--bg-soft);color:var(--ink)}
.actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:20px}
.options{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-top:20px;align-items:center}
.options label{font-size:.95rem;color:var(--ink-2);display:flex;gap:8px;align-items:center}
.options select,.options input[type=text],.options input[type=number]{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff}
textarea.tool-text{width:100%;min-height:220px;font:inherit;font-size:.95rem;padding:12px;border:1px solid var(--line);border-radius:10px;resize:vertical}
.file-list{list-style:none;margin:20px 0 0;padding:0}
.file-list li{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:10px;padding:10px 12px;margin-bottom:8px;background:#fff}
.file-list li.dragging{opacity:.5}
.file-list .fname{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.file-list .fsize{color:var(--muted);font-size:.85rem}
.file-list button{background:none;border:0;cursor:pointer;font-size:1rem;color:var(--muted);padding:4px 8px;border-radius:6px}
.file-list button:hover{background:var(--bg-soft);color:var(--ink)}
.handle{cursor:grab;color:var(--muted)}
.status{margin-top:16px;text-align:center;font-size:.95rem;color:var(--ink-2);min-height:1.5em}
.status.error{color:var(--accent-dark)}
.status.ok{color:var(--ok)}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:12px;margin-top:20px}
.thumb{border:1px solid var(--line);border-radius:10px;padding:8px;text-align:center;background:#fff;font-size:.85rem;color:var(--muted)}
.thumb canvas,.thumb img{display:block;margin:0 auto 6px;max-width:100%;height:auto;box-shadow:0 1px 4px rgba(0,0,0,.12);transition:transform .2s}
.thumb a{font-weight:600}
.tabs{display:flex;gap:6px;justify-content:center;margin-bottom:20px}
.tabs button{font:inherit;border:1px solid var(--line);background:#fff;padding:8px 16px;border-radius:999px;cursor:pointer}
.tabs button.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.privacy-note{text-align:center;font-size:.88rem;color:var(--muted);margin-top:16px}
.hidden{display:none!important}

/* Content */
.content{padding:8px 0 48px}
.content ul,.content ol{padding-left:1.3em}
.content li{margin-bottom:.4em}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding-left:44px;margin-bottom:14px}
.steps li::before{content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font-weight:700;display:grid;place-items:center;font-size:.9rem}
.faq details{border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:10px;background:#fff}
.faq summary{cursor:pointer;font-weight:600}
.faq details p{margin:10px 0 0;color:var(--ink-2)}
.callout{background:var(--bg-soft);border-left:4px solid var(--accent);padding:14px 18px;border-radius:0 10px 10px 0;margin:20px 0}
table{border-collapse:collapse;width:100%;margin:16px 0;font-size:.95rem}
th,td{border:1px solid var(--line);padding:10px;text-align:left;vertical-align:top}
th{background:var(--bg-soft)}
.table-wrap{overflow-x:auto}
.related{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin-top:12px}
.related a{border:1px solid var(--line);border-radius:10px;padding:12px 14px;text-decoration:none;color:var(--ink);font-weight:500}
.related a:hover{border-color:var(--accent)}

/* Blog */
.post-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px;margin:24px 0 48px}
.post-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff;display:flex;flex-direction:column}
.post-card h2{font-size:1.2rem;margin:6px 0 8px}
.post-card h2 a{color:var(--ink);text-decoration:none}
.post-card h2 a:hover{color:var(--accent)}
.post-card p{color:var(--ink-2);font-size:.97rem;flex:1}
.meta{font-size:.85rem;color:var(--muted)}
.article-head{padding:40px 0 8px}
.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:12px}
.breadcrumbs a{color:var(--muted)}

/* Footer */
.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);padding:40px 0 24px;font-size:.93rem;color:var(--ink-2)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
.footer-grid h4{margin:0 0 10px;font-size:.95rem}
.footer-grid ul{list-style:none;margin:0;padding:0}
.footer-grid li{margin-bottom:6px}
.footer-grid a{color:var(--ink-2);text-decoration:none}
.footer-grid a:hover{color:var(--accent)}
.footer-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:16px;font-size:.85rem;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr 1fr}}

/* Cookie banner */
.cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;max-width:560px;margin:0 auto;background:var(--ink);color:#fff;border-radius:14px;padding:18px 20px;z-index:100;box-shadow:0 10px 40px rgba(0,0,0,.25);font-size:.92rem}
.cookie-banner p{margin:0 0 12px}
.cookie-banner a{color:#ffb4b4}
.cookie-banner .row{display:flex;gap:8px;flex-wrap:wrap}
.cookie-banner button{font:inherit;border-radius:8px;padding:8px 16px;cursor:pointer;border:1px solid #fff;font-weight:600}
.cookie-banner .accept{background:#fff;color:var(--ink)}
.cookie-banner .reject{background:transparent;color:#fff}