/* Shared styling for every free tool under /tools/.
   Tokens match site/index.html. Link it relatively ("../tool.css" from a tool
   page, "tool.css" from the hub) so a page also renders from the file system. */
:root{
  color-scheme:light;
  --paper:#ffffff; --card:#ffffff; --ink:#1a2338; --muted:#5c6780;
  --line:#e6e9f0; --green:#0f9a63; --green-fill:#1eb277; --wash:#f2f5f9;
  --btn-bg:#0f9a63; --btn-text:#ffffff;
  --red:#b4232a; --red-wash:#fdf1f1; --amber:#8a5a08; --amber-wash:#fdf6e9;
  --green-wash:#eaf6f0;
  --shadow:0 1px 2px rgba(26,35,56,.05),0 14px 34px -20px rgba(26,35,56,.28);
  --maxw:1080px;
}
*{box-sizing:border-box}
body{background:var(--paper);color:var(--ink);font-family:"Public Sans",system-ui,sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased;margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{font-weight:800;line-height:1.1;text-wrap:balance;letter-spacing:-.02em;margin:0}
a{color:inherit}
code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em}
code{background:var(--wash);padding:1px 5px;border-radius:5px}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  color:var(--green);margin:0 0 14px}
.btn{display:inline-block;background:var(--btn-bg);color:var(--btn-text);font-weight:600;
  padding:13px 22px;border-radius:10px;text-decoration:none;font-size:15px;border:0;cursor:pointer;
  font-family:inherit;transition:transform .15s ease,filter .15s ease}
.btn:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn.small{padding:9px 15px;font-size:14px}

/* nav + footer */
nav{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--paper) 86%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;
  letter-spacing:-.01em;text-decoration:none}
.glyph{height:30px;width:auto;flex:0 0 auto;display:block}
.navlinks{display:flex;align-items:center;gap:18px}
.navlinks a:not(.btn){font-weight:600;font-size:15px;text-decoration:none}
footer{padding:40px 0;border-top:1px solid var(--line);font-size:14px;color:var(--muted)}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}

/* page shell */
header{padding:64px 0 40px}
h1{font-size:clamp(31px,4.6vw,50px)}
.lede{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:62ch;margin:20px 0 0}
.trust{display:flex;gap:18px;flex-wrap:wrap;margin-top:24px;font-size:14px;color:var(--muted)}
.trust span{display:inline-flex;align-items:center;gap:7px}
.tick{color:var(--green);font-weight:800}
section{padding:56px 0;border-top:1px solid var(--line)}
h2{font-size:clamp(23px,2.8vw,32px)}
.sub{color:var(--muted);margin:12px 0 0;max-width:62ch}

/* controls */
.panel{border:1px solid var(--line);border-radius:16px;background:var(--card);
  box-shadow:var(--shadow);padding:22px;margin-top:24px}
.opts{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px}
.chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);
  border-radius:999px;padding:8px 14px;font-size:14px;font-weight:600;cursor:pointer;
  background:var(--paper);user-select:none}
.chip input{accent-color:var(--green-fill);margin:0}
.chip:has(input:checked){border-color:var(--green-fill);background:var(--green-wash)}
.row-btns{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.hint{font-size:13.5px;color:var(--muted);margin-top:14px}
label.lbl{display:block;font-size:13px;font-weight:700;margin:0 0 6px;color:var(--ink)}
input[type=text],input[type=number],select,textarea{width:100%;border:1px solid var(--line);
  border-radius:10px;padding:11px 12px;font-family:inherit;font-size:14.5px;background:var(--paper);
  color:var(--ink)}
textarea{min-height:190px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;
  line-height:1.55;resize:vertical}
input:focus-visible,select:focus-visible,textarea:focus-visible,.drop:focus-visible,
button:focus-visible,a:focus-visible{outline:2px solid var(--green-fill);outline-offset:2px}
.grid{display:grid;gap:14px}
.grid.two{grid-template-columns:1fr 1fr}
.grid.four{grid-template-columns:repeat(4,1fr)}
.drop{border:1.5px dashed var(--line);border-radius:12px;padding:18px;text-align:center;
  color:var(--muted);font-size:14.5px;margin-bottom:14px;cursor:pointer;background:var(--wash)}
.drop.over{border-color:var(--green-fill);background:var(--green-wash);color:var(--ink)}

/* results */
.summary{display:flex;gap:10px;flex-wrap:wrap;margin:22px 0 0}
.stat{border:1px solid var(--line);border-radius:11px;padding:11px 15px;background:var(--wash)}
.stat b{display:block;font-size:20px;line-height:1.2;font-variant-numeric:tabular-nums}
.stat span{font-size:12.5px;color:var(--muted)}
.find{border:1px solid var(--line);border-left:4px solid var(--line);border-radius:11px;
  padding:14px 16px;margin-top:12px;background:var(--card)}
.find.error{border-left-color:var(--red);background:var(--red-wash)}
.find.warn{border-left-color:var(--amber);background:var(--amber-wash)}
.find.ok,.find.shelf{border-left-color:var(--green-fill);background:var(--green-wash)}
.find .ft{font-weight:700;font-size:15px}
.find .fd{font-size:14px;color:var(--ink);margin-top:5px}
.find .fw{font-size:13px;color:var(--muted);margin-top:7px}
.tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;padding:3px 7px;border-radius:5px;margin-right:8px;vertical-align:2px}
.tag.error{background:var(--red);color:#fff}
.tag.warn{background:var(--amber);color:#fff}
.tag.ok,.tag.shelf{background:var(--green);color:#fff}
.shelf-cta{margin-top:14px;padding-top:14px;
  border-top:1px solid color-mix(in srgb,var(--green-fill) 35%,transparent)}
.tblwrap{overflow-x:auto;margin-top:16px;max-height:420px;overflow-y:auto}
table.ex{border-collapse:collapse;font-size:12.5px;font-family:ui-monospace,Menlo,monospace}
table.ex th,table.ex td{border:1px solid var(--line);padding:6px 9px;text-align:left;white-space:nowrap}
table.ex th{background:var(--wash);font-weight:700;position:sticky;top:0}

/* faq + closing block */
.faq{margin-top:10px}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq summary{font-weight:700;cursor:pointer;font-size:16.5px;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"+";color:var(--green);font-weight:800;margin-right:10px}
.faq details[open] summary::before{content:"–"}
.faq p{color:var(--muted);margin:10px 0 0;max-width:68ch}
.close{background:var(--wash);border-radius:16px;padding:28px;margin-top:24px}
.close h2{font-size:clamp(21px,2.4vw,27px)}

/* tool cards (the hub, and the "next tool" strip on each page) */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.card-t{display:block;border:1px solid var(--line);border-radius:14px;padding:20px;
  background:var(--card);box-shadow:var(--shadow);text-decoration:none;
  transition:transform .15s ease,border-color .15s ease}
.card-t:hover{transform:translateY(-2px);border-color:var(--green-fill)}
.card-t h3{font-size:18px}
.card-t p{color:var(--muted);font-size:14px;margin:9px 0 0}
.card-t .go{color:var(--green);font-weight:700;font-size:14px;margin-top:12px;display:block}

@media(max-width:700px){
  header{padding:44px 0 32px}
  section{padding:44px 0}
  .panel{padding:17px}
  .cards,.grid.two,.grid.four{grid-template-columns:1fr}
  .navlinks{gap:12px}
}