/* Carryover. Layout: one 72rem column; the tool sits in the hero; guides below; a full link directory in the footer.
   Spacing scale 4 8 12 16 24 32 48 64 96. Type scale 12 14 16 18 20 24 30 36 48. Separation by surface, never lines. */
:root{
  --bg:#f6f7f4; --surface:#ffffff; --sunk:#eceee9; --ink:#15201c; --muted:#56655f; --faint:#7d8a84;
  --accent:#1f6f5c; --accent-ink:#ffffff; --accent-soft:#e3efe9; --warm:#c97a14; --warm-soft:#fbefdc; --danger:#b3261e;
  --display:"Bricolage Grotesque",ui-sans-serif,system-ui,sans-serif;
  --body:"IBM Plex Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --r:12px; --shadow:0 1px 2px rgba(21,32,28,.06),0 8px 24px -12px rgba(21,32,28,.18);
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0f1513; --surface:#171f1c; --sunk:#1f2925; --ink:#edf2ef; --muted:#a3b2ab; --faint:#7f8e88;
  --accent:#62c9a7; --accent-ink:#0b1310; --accent-soft:#1d3029; --warm:#f0b35a; --warm-soft:#33291a; --danger:#ff8a80;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px -12px rgba(0,0,0,.6); color-scheme:dark}}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 16px/1.6 var(--body)}
a{color:var(--accent);text-underline-offset:3px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--warm);outline-offset:2px;border-radius:6px}
.wrap{max-width:72rem;margin:0 auto;padding-inline:16px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
h1,h2,h3{font-family:var(--display);line-height:1.1;text-wrap:balance;margin:0}
h1{font-size:clamp(30px,5vw,48px);font-weight:700;letter-spacing:-.015em}
h2{font-size:clamp(24px,3vw,30px);font-weight:700}
h3{font-size:18px;font-weight:700}
p{margin:0}

/* top bar */
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:16px}
.brand{display:flex;align-items:center;gap:8px;font:700 20px var(--display);color:var(--ink);text-decoration:none}
.brand svg{width:24px;height:24px}
.nav{display:flex;gap:4px;flex-wrap:wrap}
.nav a{color:var(--muted);text-decoration:none;font-weight:500;font-size:14px;padding:8px 12px;border-radius:8px}
.nav a:hover,.nav a[aria-current]{color:var(--ink);background:var(--sunk)}
.nav .pro{color:var(--warm)}

/* hero + tool */
.hero{padding-block:32px 24px;display:grid;gap:16px}
.crumbs{font-size:14px;color:var(--faint);display:flex;gap:8px;flex-wrap:wrap}
.crumbs a{color:var(--faint)}
.lede{font-size:18px;color:var(--muted);max-width:40em}
.tool{background:var(--surface);border-radius:16px;box-shadow:var(--shadow);padding:24px;display:grid;gap:12px;margin-top:8px;transition:background .15s}
.tool.over{background:var(--accent-soft)}
.linkrow{display:flex;gap:8px;flex-wrap:wrap}
.linkrow input{flex:1 1 18rem;min-width:0;font:400 16px var(--body);color:var(--ink);background:var(--sunk);border:2px solid transparent;border-radius:10px;padding:14px 16px}
.linkrow input:focus{outline:none;border-color:var(--accent);background:var(--surface)}
.hint{font-size:14px;color:var(--muted)}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:var(--accent);text-decoration:underline;text-underline-offset:3px;cursor:pointer}
#msg{font-size:14px;min-height:1.2em}
#msg[data-kind=error]{color:var(--danger)}
#msg[data-kind=busy]{color:var(--muted)}
.perks{display:flex;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.perks span{display:inline-flex;align-items:center;gap:6px}
.perks svg{width:16px;height:16px;color:var(--accent);flex:none}
.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.row-zip{display:flex}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 16px;border-radius:10px;border:0;background:var(--sunk);color:var(--ink);font:600 14px var(--body);cursor:pointer;text-decoration:none;white-space:nowrap;transition:background .15s,transform .1s}
.btn:hover{background:color-mix(in srgb,var(--sunk) 70%,var(--ink) 8%)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);color:var(--accent-ink);font-size:16px;padding-inline:24px}
.btn.primary:hover{background:color-mix(in srgb,var(--accent) 88%,black)}
.btn.warm{background:var(--warm);color:#1d1305}
.btn.small{min-height:36px;padding:6px 12px;font-size:14px}
.btn:disabled{opacity:.55;cursor:default}

/* result */
#result{margin-block:24px;display:grid;gap:16px}
.bar{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);padding-block:12px;display:grid;gap:12px}
.bar .row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
#title{flex:1 1 16rem;min-width:0;font:700 18px var(--display);color:var(--ink);background:transparent;border:0;border-radius:8px;padding:8px}
#title:hover,#title:focus{background:var(--sunk);outline:none}
.more{position:relative}
.more summary{list-style:none}
.more summary::-webkit-details-marker{display:none}
.menu{position:absolute;right:0;top:calc(100% + 4px);background:var(--surface);box-shadow:var(--shadow);border-radius:10px;padding:4px;display:grid;min-width:12rem;z-index:6}
.menu button{background:none;border:0;text-align:left;padding:10px 12px;border-radius:8px;font:500 14px var(--body);color:var(--ink);cursor:pointer}
.menu button:hover{background:var(--sunk)}
.opts{display:flex;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.opts label{display:inline-flex;gap:6px;align-items:center;cursor:pointer}
#flash{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 16px;border-radius:10px;font-size:14px;z-index:20;max-width:calc(100% - 32px)}

.doc{background:var(--surface);border-radius:16px;box-shadow:var(--shadow);padding:clamp(16px,4vw,48px);max-width:52rem;width:100%;margin-inline:auto;overflow-wrap:anywhere}
.doc-title{font-size:clamp(24px,3vw,30px);margin-bottom:8px}
.doc-meta{color:var(--faint);font-size:14px;margin-bottom:24px}
.msg{padding-block:12px}
.msg .who{font:600 12px var(--body);text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin-bottom:8px}
.msg .who time{font-weight:400;text-transform:none;letter-spacing:0;margin-left:8px}
.msg.user .body{background:var(--accent-soft);border-radius:12px;padding:12px 16px}
.msg.assistant .who{color:var(--accent)}
.body > *{margin-block:0 12px}
.body > *:last-child{margin-bottom:0}
.body h1,.body h2,.body h3,.body h4{font-family:var(--display);margin-block:16px 8px;line-height:1.25}
.body h1{font-size:24px}.body h2{font-size:20px}.body h3,.body h4{font-size:18px}
.body ul,.body ol{padding-left:24px}
.body li{margin-block:4px}
.body pre{background:var(--sunk);border-radius:10px;padding:12px 16px;overflow-x:auto;font-size:14px;line-height:1.5}
.body code{font-family:var(--mono);font-size:.9em}
.body :not(pre) > code{background:var(--sunk);padding:1px 6px;border-radius:6px}
.body blockquote{margin-inline:0;padding-left:16px;color:var(--muted);box-shadow:inset 3px 0 0 var(--accent-soft)}
.body table{border-collapse:collapse;display:block;overflow-x:auto;max-width:100%;font-size:14px}
.body th,.body td{padding:8px 12px;text-align:left;box-shadow:inset 0 -1px 0 var(--sunk)}
.body img{max-width:100%}

/* library (export ZIP) */
#library{margin-block:24px;background:var(--surface);border-radius:16px;box-shadow:var(--shadow);padding:24px;display:grid;gap:16px}
.libbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
#q{flex:1 1 16rem;min-width:0;font:400 16px var(--body);color:var(--ink);background:var(--sunk);border:2px solid transparent;border-radius:10px;padding:10px 14px}
#q:focus{outline:none;border-color:var(--accent);background:var(--surface)}
#count{font-size:14px;color:var(--faint)}
.fmts{display:flex;gap:8px;flex-wrap:wrap}
.fmts label{display:inline-flex;align-items:center;gap:8px;background:var(--sunk);border-radius:10px;padding:8px 12px;font-size:14px;cursor:pointer}
.fmts label:has(input:checked){background:var(--accent-soft);color:var(--ink)}
.fmts .lock{font-size:12px;color:var(--warm);font-weight:600}
#list{list-style:none;margin:0;padding:0;display:grid;gap:4px;max-height:28rem;overflow:auto}
#list li{display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center;padding:8px 12px;border-radius:10px}
#list li:nth-child(odd){background:var(--bg)}
#list label{display:flex;gap:10px;align-items:center;min-width:0;cursor:pointer}
#list .t{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
#list .n{font:12px var(--mono);color:var(--faint);white-space:nowrap}
#list .more-note{display:block;color:var(--faint);font-size:14px}
@media (max-width:560px){#list li{grid-template-columns:1fr auto}#list .n{display:none}}

/* Pro panel */
.pro-panel{background:var(--warm-soft);border-radius:16px;padding:24px;display:grid;gap:12px}
.pro-panel .price{font:700 36px var(--display)}
.pro-panel .price small{font:400 14px var(--body);color:var(--muted)}
.pro-panel ul{margin:0;padding-left:20px;display:grid;gap:4px}
.keyrow{display:flex;gap:8px;flex-wrap:wrap}
.keyrow input{flex:1 1 14rem;min-width:0;font:400 14px var(--mono);background:var(--surface);color:var(--ink);border:2px solid transparent;border-radius:10px;padding:10px 12px}
.keyrow input:focus{outline:none;border-color:var(--warm)}

/* content */

.content{display:grid;gap:48px;padding-block:32px 64px}
.content section{display:grid;gap:16px;max-width:46rem}
.content p,.content li{color:var(--muted)}
.content strong{color:var(--ink)}
.steps{counter-reset:s;list-style:none;padding:0;margin:0;display:grid;gap:12px}
.steps li{counter-increment:s;display:grid;grid-template-columns:32px 1fr;gap:12px;align-items:start}
.steps li::before{content:counter(s);display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);font:700 14px var(--body)}
.compare{overflow-x:auto}
.compare table{border-collapse:collapse;min-width:36rem;font-size:14px}
.compare th,.compare td{text-align:left;padding:10px 12px;box-shadow:inset 0 -1px 0 var(--sunk)}
.compare th{color:var(--ink)}
.compare td:first-child{color:var(--ink);font-weight:500}
.faq{display:grid;gap:8px}
.faq details{background:var(--surface);border-radius:12px;padding:16px;box-shadow:var(--shadow)}
.faq summary{font-weight:600;cursor:pointer;color:var(--ink)}
.faq details p{margin-top:8px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));gap:12px;max-width:none}
.cards a{display:grid;gap:4px;background:var(--surface);border-radius:12px;padding:16px;text-decoration:none;box-shadow:var(--shadow);transition:transform .15s}
.cards a:hover{transform:translateY(-2px)}
.cards b{color:var(--ink);font-weight:600}
.cards span{color:var(--muted);font-size:14px}

/* footer directory */
footer.foot{background:var(--sunk);padding-block:48px 32px;font-size:14px}
.dir{display:grid;grid-template-columns:repeat(auto-fill,minmax(13rem,1fr));gap:32px}
.dir h3{font:600 12px var(--body);text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin-bottom:8px}
.dir ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.dir a{color:var(--muted);text-decoration:none}
.dir a:hover{color:var(--ink);text-decoration:underline}
.legal{margin-top:32px;color:var(--faint);display:flex;gap:16px;flex-wrap:wrap;justify-content:space-between}
.legal a{color:var(--faint)}

@media (max-width:640px){.nav a:not(.keep){display:none}.linkrow .btn,.row-zip .btn{flex:1 1 100%}.hero{padding-block:16px}.tool{padding:16px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* PDF: print only the conversation */
@media print{
  @page{margin:16mm 14mm}
  body{background:#fff;color:#111;font-size:11pt}
  body > *:not(main),.hero,.bar,.content,.related,#library,.pro-panel,#flash,footer{display:none!important}
  #result{display:block!important;margin:0}
  main{display:block}
  .doc{box-shadow:none;padding:0;max-width:none;border-radius:0;background:#fff}
  .doc-title{color:#111}
  .msg{break-inside:auto;padding-block:6pt}
  .msg .who{color:#555!important;break-after:avoid}
  .msg.user .body{background:#f1f4f0;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .body pre{background:#f3f4f1!important;white-space:pre-wrap;-webkit-print-color-adjust:exact;print-color-adjust:exact}
  .body a{color:#111}
  .body a[href^="http"]::after{content:" (" attr(href) ")";font-size:9pt;color:#555;word-break:break-all}
}