/* FixCode — single stylesheet, no build step */
:root{
  --bg:#f7f8fa; --surface:#fff; --text:#1f2933; --muted:#5f6b7a;
  --brand:#0b6e4f; --brand-dark:#084d38; --accent:#e8f4ef;
  --border:#dde3ea; --warn-bg:#fff6e5; --warn-border:#f0b429;
  --danger-bg:#fdecec; --danger-border:#d64545;
  --radius:10px; --maxw:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:17px;line-height:1.65;color:var(--text);background:var(--bg)}
img{max-width:100%;height:auto}
a{color:var(--brand)}
a:hover{color:var(--brand-dark)}
h1,h2,h3{line-height:1.25;margin:1.6em 0 .5em}
h1{font-size:clamp(1.7rem,4vw,2.4rem);margin-top:.3em}
h2{font-size:1.45rem}
h3{font-size:1.15rem}
p{margin:0 0 1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* Header */
.site-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;flex-wrap:wrap}
.logo{display:inline-flex;align-items:center;gap:9px;min-height:44px;font-weight:800;font-size:1.35rem;text-decoration:none;color:var(--text);letter-spacing:-.02em}
.logo-mark{display:block;width:32px;height:32px;flex:none}
.logo .logo-code{color:var(--brand)}
.nav{display:flex;gap:4px 18px;flex-wrap:wrap}
.nav a{display:inline-flex;align-items:center;min-height:44px;text-decoration:none;color:var(--muted);font-weight:600;font-size:.95rem}
.nav a:hover,.nav a[aria-current="page"]{color:var(--brand)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--brand) 0%,#12865f 100%);color:#fff;padding:48px 0 40px}
.hero h1{margin:0 0 .4em}
.hero p{font-size:1.1rem;max-width:720px;opacity:.95}
.breadcrumb{font-size:.9rem;color:var(--muted);margin:18px 0 0}
.breadcrumb a{color:var(--muted)}

/* Layout */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:28px;padding:28px 0 48px}
.layout.single{grid-template-columns:minmax(0,1fr);max-width:820px}
main.content{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px 32px}
main.content > :first-child{margin-top:0}
aside.sidebar{display:flex;flex-direction:column;gap:20px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}
.card h2,.card h3{margin-top:0;font-size:1.05rem}
.card ul{margin:0;padding-left:18px}
.meta{font-size:.9rem;color:var(--muted);margin-bottom:1.2em}

/* Search / brand list */
.search-box{display:flex;gap:8px;margin:20px 0 8px;max-width:560px}
.search-box input{flex:1;padding:12px 14px;font-size:1rem;border:1px solid var(--border);border-radius:8px;min-width:0}
.search-box input:focus{outline:2px solid var(--brand);border-color:transparent}
.brand-grid{list-style:none;padding:0;margin:16px 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px}
.brand-grid li{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px}
.brand-grid li strong{display:block}
.brand-grid li small{color:var(--muted)}
.brand-grid li.available{border-color:var(--brand);background:var(--accent)}
.brand-grid li a{text-decoration:none;font-weight:700}
.tag{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:2px 8px;border-radius:999px;background:#e9edf2;color:var(--muted);margin-top:6px}
.tag.live{background:var(--brand);color:#fff}
.no-results{color:var(--muted);display:none}

.steps-list{counter-reset:s;list-style:none;padding:0}
.steps-list li{position:relative;padding-left:44px;margin-bottom:14px}
.steps-list li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;width:30px;height:30px;border-radius:50%;background:var(--accent);color:var(--brand);font-weight:800;display:flex;align-items:center;justify-content:center}

/* Notices */
.notice{border-left:5px solid var(--warn-border);background:var(--warn-bg);padding:14px 18px;border-radius:6px;margin:1.2em 0}
.notice.danger{border-color:var(--danger-border);background:var(--danger-bg)}
.notice.info{border-color:var(--brand);background:var(--accent)}
.notice p:last-child{margin-bottom:0}
.notice > strong:first-child{display:block;margin-bottom:4px}

/* Table of contents */
.toc{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:14px 20px;margin:1.2em 0}
.toc ol{margin:.3em 0 0;padding-left:20px}

/* Code table */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--border);border-radius:var(--radius);margin:1em 0 1.5em}
table.codes{border-collapse:collapse;width:100%;font-size:.9rem;table-layout:fixed}
table.codes col.c-code{width:104px}
table.codes col.c-meaning{width:24%}
table.codes col.c-cause{width:24%}
table.codes th,table.codes td{padding:12px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--border)}
table.codes thead th{background:#eef2f6;font-size:.82rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);position:sticky;top:0}
table.codes tbody tr:nth-child(even){background:#fafbfc}
table.codes tbody tr:last-child td{border-bottom:0}
table.codes td.code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:800;font-size:1.05rem;color:var(--brand-dark);white-space:nowrap}
table.codes td.code small{display:block;white-space:normal;font-family:system-ui,sans-serif;font-weight:600;font-size:.75rem;color:var(--muted)}
table.codes ol{margin:0;padding-left:20px}
table.codes li{margin-bottom:4px}
.verify{display:inline-block;margin-top:6px;font-size:.75rem;font-weight:700;color:#8a5a00;background:var(--warn-bg);border:1px solid var(--warn-border);border-radius:4px;padding:1px 6px}

/* FAQ */
.faq details{border:1px solid var(--border);border-radius:8px;padding:12px 16px;margin-bottom:10px;background:var(--surface)}
.faq summary{cursor:pointer;font-weight:700}
.faq details[open] summary{margin-bottom:8px}

/* Ad slot placeholders (empty until AdSense is approved) */
.ad-slot{display:flex;align-items:center;justify-content:center;min-height:100px;margin:28px 0;
  border:1px dashed #c3ccd6;border-radius:8px;background:repeating-linear-gradient(45deg,#fafbfc,#fafbfc 10px,#f3f5f8 10px,#f3f5f8 20px);
  color:#5f6b7a;font-size:.75rem;text-transform:uppercase;letter-spacing:.08em}
.ad-slot::before{content:"Advertisement"}
.ad-slot.ad-sidebar{min-height:250px;margin:0}
.ad-slot.ad-footer{min-height:90px;margin:0 0 24px}

/* Forms */
form.contact label{display:block;font-weight:600;margin:14px 0 4px}
form.contact input,form.contact textarea{width:100%;padding:10px 12px;font:inherit;border:1px solid var(--border);border-radius:8px}
form.contact button{margin-top:16px;background:var(--brand);color:#fff;border:0;padding:12px 22px;border-radius:8px;font:inherit;font-weight:700;cursor:not-allowed;opacity:.6}

.btn{display:inline-flex;align-items:center;min-height:44px;background:#fff;color:var(--brand);padding:10px 18px;border-radius:8px;font-weight:700;text-decoration:none;margin-top:8px}
.btn:hover{background:var(--accent)}

/* Footer */
.site-footer{background:#14202b;color:#c9d2dc;padding:32px 0 24px;font-size:.92rem}
.site-footer a{color:#e6ecf2}
.footer-grid{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px}
.footer-links{display:flex;gap:0 18px;flex-wrap:wrap}
.footer-links a{display:inline-flex;align-items:center;min-height:44px}
.disclaimer{color:#8d9aa8;font-size:.82rem;margin-top:16px}

/* Accessibility helpers */
.skip-link{position:absolute;left:8px;top:-60px;z-index:100;background:var(--brand-dark);color:#fff;padding:12px 16px;border-radius:8px;font-weight:700;text-decoration:none}
.skip-link:focus{top:8px;color:#fff}
.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid #f0b429;outline-offset:2px;border-radius:4px}
.hero a:focus-visible{outline-color:#fff}
[id]{scroll-margin-top:76px}

/* Error-code search */
.code-search{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:12px;padding:16px;margin:18px 0 8px;max-width:640px}
.hero .code-search{border:0;box-shadow:0 6px 24px rgba(0,0,0,.18)}
.cs-label{display:block;font-weight:800;font-size:1.1rem}
.cs-hint{margin:2px 0 10px;color:var(--muted);font-size:.9rem}
.hero .cs-hint{opacity:1}
.cs-row{display:flex;gap:8px}
.cs-row input{flex:1;min-width:0;min-height:48px;padding:10px 14px;font-size:16px;border:2px solid #8a96a3;border-radius:10px;background:#fff;color:var(--text)}
.cs-row input:focus{border-color:var(--brand);outline:3px solid #f0b429;outline-offset:1px}
.cs-row button{min-height:48px;min-width:48px;padding:0 16px;border:0;border-radius:10px;background:var(--brand);color:#fff;font:inherit;font-weight:700;cursor:pointer}
.cs-row button:hover{background:var(--brand-dark)}
.cs-status{margin:8px 0 0;font-size:.88rem;color:var(--muted)}
.cs-status:empty{display:none}
.cs-results{list-style:none;margin:8px 0 0;padding:0;display:grid;gap:8px}
.cs-results:empty{display:none}
.cs-results a{display:flex;gap:12px;align-items:flex-start;min-height:44px;padding:10px 12px;border:1px solid var(--border);border-radius:10px;text-decoration:none;color:var(--text);background:var(--bg)}
.cs-results a:hover{border-color:var(--brand);background:var(--accent)}
.sr-code{flex:none;min-width:58px;max-width:40%;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-weight:800;color:var(--brand-dark);overflow-wrap:anywhere}
.sr-body{display:flex;flex-direction:column;min-width:0;font-size:.92rem;line-height:1.4}
.sr-body strong{color:var(--brand);font-size:.95rem}
.cs-none{margin-top:10px;padding:12px 14px;border-left:4px solid var(--warn-border);background:var(--warn-bg);border-radius:6px;font-size:.93rem}
.cs-none p{margin:0 0 .5em}.cs-none p:last-child{margin:0}
.hero-browse{margin:14px 0 0}
.hero-browse a{color:#fff;font-weight:700;display:inline-flex;align-items:center;min-height:44px}

/* Guide: jump links */
.jump{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 1.2em}
.jump-label{font-size:.85rem;font-weight:700;color:var(--muted);width:100%}
.jump ul{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0;padding:0}
.jump a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border:1px solid var(--border);border-radius:999px;background:var(--bg);text-decoration:none;font-weight:600;font-size:.92rem;color:var(--brand-dark)}
.jump a:hover{border-color:var(--brand);background:var(--accent)}

/* Targeted code row (from search results / jump list) */
table.codes tbody tr:target{background:#fff6e5!important;box-shadow:inset 0 0 0 3px #f0b429}
table.codes tbody tr:target td.code{background:#ffe9b8}

/* Lists of links: comfortable tap targets */
.link-list{padding-left:18px}
.link-list a{display:inline-block;padding:9px 0}
.link-list li{margin:0}
.appliance-links{list-style:none;padding:0;display:grid;gap:8px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.appliance-links a{display:flex;align-items:center;min-height:48px;padding:0 16px;border:1px solid var(--brand);border-radius:10px;background:var(--accent);font-weight:700;text-decoration:none}
.brand-grid li{position:relative}
.brand-grid li a::after{content:"";position:absolute;inset:0;border-radius:var(--radius)}
.brand-grid li a:focus-visible{outline:0}
.brand-grid li a:focus-visible::after{outline:3px solid #f0b429;outline-offset:2px}

/* Get the part */
.parts-box{border:1px solid var(--border);border-radius:12px;padding:16px 18px;margin:1.6em 0;background:var(--bg)}
.parts-box h2{margin:0 0 .3em}
.parts-box h3{font-size:1rem;margin:1em 0 .5em}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:8px}
.pbtn{display:flex;align-items:center;justify-content:center;text-align:center;min-height:48px;padding:8px 14px;border-radius:10px;background:var(--brand);color:#fff;font-weight:700;text-decoration:none;line-height:1.3}
.pbtn:hover{background:var(--brand-dark);color:#fff}
.pbtn-alt{background:#fff;color:var(--brand-dark);border:2px solid var(--brand)}
.pbtn-alt:hover{background:var(--accent);color:var(--brand-dark)}
.pnote{font-size:.82rem;color:var(--muted);margin:.8em 0 0}

/* Sources + feedback */
.sources{margin-top:2em;padding-top:.2em;border-top:1px solid var(--border)}
.sources h2{font-size:1.15rem}
.feedback{margin:1.4em 0 0;padding:14px 16px;border:1px solid var(--border);border-radius:12px}
.fb-q{margin:0 0 8px}
.fb-row{display:flex;flex-wrap:wrap;gap:8px}
.fb-btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;min-width:64px;padding:0 16px;border:1px solid var(--brand);border-radius:999px;text-decoration:none;font-weight:700}
.fb-btn:hover{background:var(--accent)}

@media (max-width:860px){
  .layout{grid-template-columns:minmax(0,1fr);gap:20px}
  main.content{padding:22px 18px}
  aside.sidebar .ad-sidebar{min-height:120px}
}
@media (max-width:720px){
  .table-wrap{border:0;overflow:visible}
  table.codes,table.codes tbody,table.codes tr,table.codes td{display:block;width:100%}
  table.codes thead{position:absolute;left:-9999px}
  table.codes tbody tr{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:14px;background:var(--surface)!important;overflow:hidden}
  table.codes td{border-bottom:0;padding:6px 14px}
  table.codes td.code{background:var(--accent);padding:10px 14px;font-size:1.15rem}
  table.codes td[data-label]::before{content:attr(data-label);display:block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:2px}
  table.codes td:last-child{padding-bottom:14px}
}
@media (max-width:520px){
  body{font-size:16px}
  .hero{padding:32px 0 28px}
  /* 7 nav links: logo on its own row, links wrap into two tidy rows; header scrolls away on phones to save screen height */
  .site-header{position:static}
  .site-header .container{gap:2px 16px;min-height:0;padding-top:8px;padding-bottom:8px}
  .nav{gap:0 14px;width:100%}
  .nav a{font-size:.95rem;padding:0}
  [id]{scroll-margin-top:12px}
  .code-search{padding:14px}
  .jump ul{gap:6px}
  .jump a{padding:0 12px}
}

/* Code-table link to a per-code deep-dive page, and code-page sources */
.deep-link{display:inline-flex;align-items:center;min-height:44px;margin-top:4px;font-weight:700}
.source-list{padding-left:18px;font-size:.92rem}
.source-list li{margin-bottom:.5em;overflow-wrap:anywhere}