@font-face{font-family:"Figtree";src:url(/fonts/figtree-latin.woff2) format("woff2");font-weight:300 900;font-style:normal;font-display:swap}
@font-face{font-family:"Bricolage";src:url(/fonts/bricolage-latin.woff2) format("woff2");font-weight:200 800;font-style:normal;font-display:swap}
:root{--teal:#0b7a82;--teal-d:#085f66;--teal-l:#dff1f0;--ink:#0f2a43;--text:#2b3a4a;--muted:#5d6c7a;--bg:#f3f6f7;--card:#fff;--line:#dce3e6;--ok:#17794a;--warn:#9a5b00;--err:#b3261e;--radius:14px;--shadow:0 1px 2px rgba(15,42,67,.05),0 6px 24px rgba(15,42,67,.06);--font:"Figtree",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--head:"Bricolage","Figtree",system-ui,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.6 var(--font);min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
img,svg{max-width:100%}
a{color:var(--teal);text-underline-offset:2px}
a:hover{color:var(--teal-d)}
:focus-visible{outline:3px solid #2aa3ab;outline-offset:2px;border-radius:6px}
h1,h2,h3{font-family:var(--head);color:var(--ink);line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2rem,5vw,2.9rem);font-weight:700}
h2{font-size:clamp(1.35rem,3vw,1.7rem);font-weight:700;margin-top:1.6em}
h3{font-size:1.15rem}
p{margin:0 0 1em}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:20}
.skip:focus{left:12px}
.icon{width:1.25em;height:1.25em;flex:none}
/* header */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;padding:8px 0}
.brand-mark{width:28px;height:28px}
.brand-name{font:700 1.25rem var(--head);color:var(--ink);letter-spacing:-.02em}
.brand-name span{color:var(--teal)}
.main-nav{display:flex;gap:4px}
.main-nav a{display:block;padding:17px 12px 14px;color:var(--muted);text-decoration:none;font-size:.95rem;border-bottom:3px solid transparent;font-weight:500}
.main-nav a:hover{color:var(--ink)}
.main-nav a.active{color:var(--ink);border-bottom-color:var(--teal)}
@media(max-width:640px){.header-in{gap:0}.main-nav{width:100%;overflow-x:auto;margin:0 -8px}.main-nav a{padding:10px 12px 8px;white-space:nowrap}}
/* hero + search */
.hero{padding:clamp(40px,8vw,72px) 0 8px;text-align:center}
.lede{font-size:1.1rem;color:var(--muted);max-width:620px;margin:0 auto 28px}
.lede.left{margin-left:0;text-align:left;max-width:760px;margin-bottom:20px}
.search{position:relative;max-width:560px;margin:0 auto}
.search.inline{margin:0 0 24px;max-width:480px}
.search input{width:100%;height:56px;border:1px solid var(--line);border-radius:14px;padding:0 18px 0 48px;font:inherit;background:#fff;box-shadow:var(--shadow);color:var(--ink)}
.search input:focus{outline:3px solid #2aa3ab;outline-offset:1px;border-color:transparent}
.search-icon{position:absolute;left:17px;top:50%;transform:translateY(-50%);width:20px;height:20px;color:var(--muted);pointer-events:none}
/* cards */
.section{padding:28px 20px}
.section-title{margin:.4em 0 .8em}
.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:960px){.tool-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.tool-grid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media(max-width:360px){.tool-grid{grid-template-columns:1fr}}
.tool-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;min-height:120px;padding:20px 14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s,border-color .15s}
.tool-card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#bfd3d6;color:var(--ink)}
.tool-card.with-desc{align-items:flex-start;text-align:left;justify-content:flex-start;gap:8px}
.tool-icon{display:grid;place-items:center;width:52px;height:52px;border-radius:14px}
.tool-icon .icon{width:24px;height:24px}
.tool-name{font-weight:600;font-size:.95rem}
.tool-desc{font-size:.85rem;color:var(--muted);line-height:1.45}
.tint-teal{background:#dff1f0;color:#14605f}.tint-amber{background:#fdeccb;color:#8a5a00}.tint-blue{background:#e3e9fc;color:#2b3f9e}.tint-pink{background:#fbe1e8;color:#a3234d}.tint-green{background:#e5f2d3;color:#3d6a12}.tint-purple{background:#e9e1f7;color:#5b3aa6}
/* home category lists */
.cat-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media(max-width:800px){.cat-list{grid-template-columns:1fr}}
.cat-block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.cat-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:8px}
.cat-head h3{margin:0}.cat-head h3 a{color:var(--ink);text-decoration:none}
.more{font-size:.9rem;font-weight:600;text-decoration:none}
.plain-links{list-style:none;margin:0;padding:0}
.plain-links a{display:flex;flex-direction:column;padding:9px 0;border-top:1px solid var(--line);text-decoration:none;color:var(--ink)}
.plain-links li:first-child a{border-top:0}
.plain-links strong{font-weight:600;font-size:.97rem}
.plain-links span{font-size:.86rem;color:var(--muted)}
.plain-links a:hover strong{color:var(--teal)}
.band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:40px;padding:40px 0}
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media(max-width:800px){.features{grid-template-columns:1fr;gap:8px}}
.features h2{font-size:1.2rem;margin-top:0}
.features p{color:var(--muted);margin:0}
/* page */
.page{padding:20px 20px 56px}
.page h1{margin-top:.2em}
.cat-section{margin-top:28px}.cat-section h2{margin-top:0}.cat-section h2 a{color:var(--ink);text-decoration:none}
.crumbs ol{display:flex;flex-wrap:wrap;list-style:none;margin:0 0 14px;padding:0;font-size:.85rem;color:var(--muted)}
.crumbs li+li::before{content:"/";margin:0 8px;color:#a7b3bc}
.crumbs a{color:var(--muted)}.crumbs [aria-current]{color:var(--ink)}
.chip-links{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.chip-links a,.chips span{display:inline-block;padding:8px 14px;border:1px solid var(--line);background:#fff;border-radius:999px;text-decoration:none;color:var(--ink);font-size:.92rem}
.more-link{margin-top:14px}
/* tool panel */
.tool-head{max-width:820px}
.tool-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:clamp(18px,3vw,28px);margin:4px 0 8px;max-width:820px}
.tool-form{display:grid;gap:16px}
.field label{display:block;font-weight:600;font-size:.92rem;color:var(--ink);margin-bottom:6px}
.field[hidden]{display:none}
.field input[type=text],.field input[type=number],.field input[type=url],.field input[type=email],.field input[type=date],.field select,.field textarea{width:100%;font:inherit;color:var(--ink);background:#fbfcfc;border:1px solid #cdd7dc;border-radius:10px;padding:11px 13px;min-height:46px}
.field textarea{resize:vertical;line-height:1.5}
.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid #2aa3ab;outline-offset:0;border-color:transparent;background:#fff}
.field input[type=file]{width:100%;padding:12px;border:2px dashed #b7c6cc;border-radius:10px;background:#fbfcfc;font:inherit}
.field.check label{display:flex;gap:10px;align-items:flex-start;font-weight:500;cursor:pointer;margin:0}
.field.check input{width:20px;height:20px;margin-top:2px;accent-color:var(--teal);flex:none}
.field input[type=color]{width:56px;height:46px;padding:3px;border:1px solid #cdd7dc;border-radius:10px;background:#fff;cursor:pointer}
.color-row{display:flex;gap:10px}.color-row input[type=text]{flex:1}
.range-row{display:flex;gap:14px;align-items:center}.range-row input{flex:1;accent-color:var(--teal)}.range-row output{min-width:2.5em;font-weight:700;color:var(--ink)}
.hint{display:block;margin-top:5px;color:var(--muted);font-size:.84rem}
.form-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:4px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:600 1rem var(--font);min-height:46px;padding:0 22px;border-radius:10px;border:1px solid transparent;cursor:pointer;text-decoration:none}
.btn.primary{background:var(--teal);color:#fff}.btn.primary:hover{background:var(--teal-d);color:#fff}
.btn.ghost{background:#fff;color:var(--ink);border-color:#cdd7dc}.btn.ghost:hover{background:#f3f6f7}
.btn.small{min-height:36px;padding:0 14px;font-size:.88rem}
.btn[disabled]{opacity:.65;cursor:progress}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
/* results */
.tool-result{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);display:grid;gap:18px}
.tool-result[hidden]{display:none}
.res-label{font:700 .8rem var(--font);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 8px;display:flex;justify-content:space-between;align-items:center;gap:8px}
.res-box{background:#f3f8f8;border:1px solid #cfe2e3;border-radius:10px;padding:14px 16px;white-space:pre-wrap;word-break:break-word;color:var(--ink);font-size:1rem;line-height:1.55}
.res-box.mono,pre.res-box{font:500 .92rem/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
pre.res-box{overflow:auto;white-space:pre}
.res-list{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.res-list li{display:flex;gap:10px;align-items:flex-start;justify-content:space-between;background:#f3f8f8;border:1px solid #cfe2e3;border-radius:10px;padding:10px 12px}
.res-list li span{white-space:pre-wrap;word-break:break-word;color:var(--ink);flex:1}
.res-list .len{color:var(--muted);font-size:.78rem;white-space:nowrap;align-self:center}
.chips{display:flex;flex-wrap:wrap;gap:8px}.chips span{padding:5px 12px;font-size:.88rem}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.stat{background:#f3f8f8;border:1px solid #cfe2e3;border-radius:10px;padding:12px 14px}
.stat b{display:block;font:700 1.15rem var(--head);color:var(--ink);word-break:break-word}
.stat span{font-size:.8rem;color:var(--muted)}
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px}
table{border-collapse:collapse;width:100%;font-size:.92rem}
th,td{text-align:left;padding:9px 12px;border-bottom:1px solid var(--line)}
th{background:#f3f8f8;font-weight:700;color:var(--ink);white-space:nowrap}
tr:last-child td{border-bottom:0}
.notice{padding:11px 14px;border-radius:10px;font-size:.92rem;margin:0;border:1px solid}
.notice.info{background:#eef6fb;border-color:#cde3f1;color:#21506e}.notice.ok{background:#eaf7ef;border-color:#c1e5cf;color:var(--ok)}.notice.warn{background:#fff6e5;border-color:#f1d9a6;color:var(--warn)}.notice.err{background:#fdecea;border-color:#f3c2be;color:var(--err)}
.img-out{display:grid;gap:12px;justify-items:start}
.img-out img{border:1px solid var(--line);border-radius:10px;background:repeating-conic-gradient(#eef1f3 0 25%,#fff 0 50%) 50%/16px 16px;max-height:420px;object-fit:contain}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.thumb{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.thumb img{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:#e8eef0}
.thumb div{padding:10px 12px;display:flex;justify-content:space-between;align-items:center;gap:8px;font-size:.85rem}
.swatches{display:flex;flex-wrap:wrap;gap:10px}
.sw{width:96px;font-size:.78rem;text-align:center;color:var(--muted)}
.sw i{display:block;height:56px;border-radius:10px;border:1px solid rgba(0,0,0,.12);margin-bottom:5px}
.sw code{display:block;color:var(--ink);font-size:.8rem}
.spin{width:18px;height:18px;border:3px solid rgba(255,255,255,.5);border-top-color:#fff;border-radius:50%;animation:sp .7s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}
/* tool content */
.tool-content{max-width:820px}
.steps{padding-left:1.3em}.steps li{margin-bottom:.45em}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 16px;margin-bottom:10px}
.faq summary{cursor:pointer;font-weight:600;color:var(--ink);padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";font-weight:400;font-size:1.4rem;line-height:1;color:var(--teal)}
.faq details[open] summary::after{content:"\2212"}
.faq summary::-webkit-details-marker{display:none}
.faq details p{margin:0 0 14px;color:var(--text)}
.related{margin-top:40px}
.related h2{margin-top:0}
/* prose / blog */
.prose{max-width:780px}
.prose.center{text-align:center}.prose.center .tool-grid{text-align:left;margin-top:28px}
.prose h2{margin-top:1.8em}
.prose ul,.prose ol{padding-left:1.3em}.prose li{margin-bottom:.4em}
.prose pre{background:#0f2a43;color:#e8f1f5;padding:16px;border-radius:12px;overflow:auto}
.prose code{background:#e8eef0;padding:1px 6px;border-radius:5px;font-size:.9em}.prose pre code{background:none;padding:0}
.meta{color:var(--muted);font-size:.9rem}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;margin-bottom:16px}
.post-card h2{margin:0 0 4px;font-size:1.3rem}.post-card h2 a{color:var(--ink);text-decoration:none}.post-card h2 a:hover{color:var(--teal)}
.post-card p{margin:.4em 0}
.prose .related{max-width:none}.prose .tool-grid{grid-template-columns:repeat(auto-fill,minmax(210px,1fr))}
/* footer */
.site-footer{background:#fff;border-top:1px solid var(--line);margin-top:48px}
.footer-in{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;min-height:64px;font-size:.88rem;color:var(--muted)}
.footer-in p{margin:0}
.footer-in nav{display:flex;gap:22px;flex-wrap:wrap}
.footer-in a{color:var(--ink);text-decoration:none}.footer-in a:hover{color:var(--teal)}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
/* two-column forms on wider screens: short controls sit side by side */
@media(min-width:700px){
  .tool-form{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tool-form .field:has(textarea),.tool-form .field:has(input[type=text]),.tool-form .field:has(input[type=url]),.tool-form .field:has(input[type=email]),.tool-form .field:has(input[type=file]),.tool-form .field.check,.tool-form .form-actions{grid-column:1/-1}
  .tool-form .field.check{margin:-6px 0}
}
.tool-result{scroll-margin-top:84px}
.tool-result{grid-template-columns:minmax(0,1fr)}
.tool-result>*{min-width:0}
td{vertical-align:top}
td:first-child{white-space:nowrap}