/* xLights Hub — self-contained. Relative paths only, so the folder can be
   served from any domain root without edits.

   Identity is deliberately warmer than the xLights Around The World site
   (teal/violet) so the two are not mistaken for each other: amber and a deep
   slate, closer to a workbench than a night sky. */

:root {
  --bg:        #0d0f14;
  --bg-alt:    #12151c;
  --card:      rgba(255,255,255,.04);
  --card-hi:   rgba(255,255,255,.07);
  --line:      rgba(255,255,255,.09);
  --txt:       #e9ecf2;
  --txt-soft:  #a4adbe;
  --txt-mute:  #6c7689;
  --amber:     #ffb547;
  --amber-hi:  #ffd08a;
  --lime:      #9ae66e;
  --max:       1160px;
  --pad:       clamp(3rem, 6vw, 5rem);
  --radius:    14px;
  --display:   'Outfit', system-ui, sans-serif;
  --body:      'Lato', -apple-system, BlinkMacSystemFont, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--txt);
       font: 17px/1.7 var(--body); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--amber); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 clamp(1.1rem, 4vw, 2rem); }
section { padding: var(--pad) 0; }
section.alt { background: var(--bg-alt); }

/* ---- nav ---- */
.nav { position: sticky; top: 0; z-index: 40; background: rgba(13,15,20,.86);
       backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.nav-in { display: flex; align-items: center; gap: 1.5rem; height: 64px; }
.brand { display: flex; align-items: baseline; gap: .45rem; text-decoration: none; }
.brand b { font-family: var(--display); font-weight: 700; font-size: 1.15rem;
           letter-spacing: -.02em; color: #fff; }
.brand i { font-style: normal; color: var(--amber); font-weight: 700;
           font-family: var(--display); font-size: 1.15rem; }
.nav ul { display: flex; gap: 1.4rem; list-style: none; margin: 0 0 0 auto; padding: 0; }
.nav ul a { font-family: var(--display); font-weight: 500; font-size: .88rem;
            color: var(--txt-soft); text-decoration: none; }
.nav ul a:hover { color: #fff; }
@media (max-width: 820px) { .nav ul { display: none; } }

/* ---- hero ---- */
.hero { padding: clamp(3.5rem, 8vw, 6rem) 0 clamp(2rem, 4vw, 3rem);
  background: radial-gradient(ellipse 70% 60% at 15% 0%, rgba(255,181,71,.13), transparent 60%),
              radial-gradient(ellipse 60% 50% at 90% 10%, rgba(154,230,110,.08), transparent 60%),
              var(--bg); }
h1 { font-family: var(--display); font-weight: 700; letter-spacing: -.03em;
     font-size: clamp(2.2rem, 6vw, 4rem); line-height: 1.03; margin: 0 0 1rem; }
h1 em { font-style: normal; color: var(--amber); }
.lead { font-size: clamp(1.05rem, 1.7vw, 1.3rem); color: var(--txt-soft); max-width: 660px; margin: 0; }
.eyebrow { font-family: var(--display); font-weight: 600; font-size: .78rem;
           letter-spacing: .18em; text-transform: uppercase; color: var(--amber); margin: 0 0 .9rem; }

h2 { font-family: var(--display); font-weight: 600; letter-spacing: -.02em;
     font-size: clamp(1.6rem, 3.4vw, 2.3rem); margin: 0 0 .6rem; color: #fff; }
.sec-head { margin-bottom: 2rem; max-width: 760px; }
.sec-head p { color: var(--txt-soft); margin: 0; }

/* ---- category nav chips ---- */
.chips { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 2rem; }
.chip { font-family: var(--display); font-weight: 500; font-size: .88rem;
        text-decoration: none; color: var(--txt); padding: .5rem 1rem;
        border: 1px solid var(--line); border-radius: 100px; background: var(--card); }
.chip:hover { border-color: var(--amber); color: #fff; }
.chip span { color: var(--txt-mute); margin-left: .35rem; font-size: .8rem; }

/* ---- link cards ---- */
.links { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.link {
  display: block; text-decoration: none; color: inherit; position: relative;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--card); padding: 1.35rem 1.4rem; transition: border-color .18s, background .18s;
}
.link:hover { border-color: var(--amber); background: var(--card-hi); }
.link h3 { font-family: var(--display); font-weight: 600; font-size: 1.12rem;
           margin: 0 0 .3rem; color: #fff; }
.link .host { font-family: var(--display); font-size: .78rem; color: var(--amber);
              letter-spacing: .02em; margin: 0 0 .6rem; word-break: break-all; }
.link p { margin: 0; color: var(--txt-soft); font-size: .96rem; line-height: 1.6; }
.link::after { content: '↗'; position: absolute; top: 1.2rem; right: 1.2rem;
               color: var(--txt-mute); font-size: .9rem; }
.link:hover::after { color: var(--amber); }

/* ---- footer ---- */
.foot { border-top: 1px solid var(--line); background: var(--bg-alt);
        padding: 2.5rem 0 3rem; }
.foot .container { display: flex; flex-wrap: wrap; gap: 1rem 2rem; align-items: baseline; }
.foot p { margin: 0; color: var(--txt-mute); font-size: .9rem; }
.foot ul { display: flex; flex-wrap: wrap; gap: 1.1rem; list-style: none; margin: 0 0 0 auto; padding: 0; }
.foot ul a { font-family: var(--display); font-size: .88rem; color: var(--txt-soft); text-decoration: none; }
.foot ul a:hover { color: #fff; }

.note { border: 1px dashed var(--line); border-radius: 10px; padding: 1.1rem 1.3rem;
        color: var(--txt-mute); font-size: .93rem; }

/* ---- submission form ---- */
.form { display: flex; flex-direction: column; gap: 1.15rem; }
.form .row { display: grid; gap: 1.15rem; grid-template-columns: 1fr; }
@media (min-width: 620px) { .form .row { grid-template-columns: 1fr 1fr; } }
.form label { display: flex; flex-direction: column; gap: .4rem;
  font-family: var(--display); font-weight: 500; font-size: .95rem; color: var(--txt); }
.form .opt { color: var(--txt-mute); font-weight: 400; font-size: .85rem; }
.form input, .form select, .form textarea {
  font: 16px/1.5 var(--body); color: var(--txt);
  background: rgba(255,255,255,.04); border: 1px solid var(--line);
  border-radius: 10px; padding: .8rem .9rem; width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--amber); background: rgba(255,255,255,.06);
}
.form textarea { resize: vertical; min-height: 140px; }
.form .hint { font-family: var(--body); font-weight: 400; font-size: .85rem; color: var(--txt-mute); }
/* Off-screen rather than display:none -- some bots skip hidden fields. */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.submit { align-self: flex-start; font-family: var(--display); font-weight: 600;
  font-size: .95rem; letter-spacing: .02em; cursor: pointer;
  background: var(--amber); color: #1a1206; border: 0; border-radius: 100px;
  padding: .85rem 1.9rem; }
.submit:hover { background: var(--amber-hi); }
.submit:disabled { opacity: .55; cursor: default; }
.msg { margin: 0; font-size: .95rem; min-height: 1.4em; }
.msg.ok  { color: var(--lime); }
.msg.bad { color: #ff8a80; }

/* ---- filter ---- */
.filter { display: flex; align-items: center; gap: .9rem; margin-top: 1.5rem; max-width: 520px; }
.filter input {
  flex: 1; font: 16px/1.5 var(--body); color: var(--txt);
  background: rgba(255,255,255,.05); border: 1px solid var(--line);
  border-radius: 100px; padding: .7rem 1.1rem;
}
.filter input:focus { outline: none; border-color: var(--amber); background: rgba(255,255,255,.07); }
.filter input::-webkit-search-cancel-button { filter: invert(.6); cursor: pointer; }
.qcount { font-family: var(--display); font-size: .85rem; color: var(--txt-mute); white-space: nowrap; }

/* ---------- Song Search (catalog) ---------- */
.catbar{display:flex;gap:1.25rem;align-items:center;flex-wrap:wrap;margin:.75rem 0 1.25rem}
.catbar label{display:inline-flex;gap:.35rem;align-items:center;font-size:.95rem;color:var(--dim);cursor:pointer}
.catbar select{padding:.45rem .6rem;border-radius:8px;border:1px solid var(--line);
  background:var(--card);color:var(--fg);font:inherit;font-size:.95rem;max-width:min(100%,22rem)}
table.cat{width:100%;border-collapse:collapse;margin-top:.5rem;font-size:.96rem}
table.cat th{text-align:left;font-weight:600;color:var(--dim);font-size:.82rem;
  text-transform:uppercase;letter-spacing:.04em;padding:.5rem .6rem;border-bottom:1px solid var(--line)}
table.cat td{padding:.55rem .6rem;border-bottom:1px solid var(--line);vertical-align:top}
table.cat tbody tr:hover{background:var(--card)}
table.cat .r{text-align:right;white-space:nowrap}
table.cat .vn{color:var(--dim);white-space:nowrap}
table.cat a{color:var(--link);text-decoration:none}
table.cat a:hover{text-decoration:underline}
table.cat.src{font-size:.9rem}
table.cat.src tr.bad td{color:var(--dim)}
/* The results table is the one thing here that can outgrow a phone. */
@media (max-width:640px){
  table.cat{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}
  .catbar{gap:.75rem}
}

/* ---------- Events ---------- */
table.cat.ev td{padding:.7rem .6rem;vertical-align:top}
table.cat.ev .ev-when{white-space:nowrap;width:1%;padding-right:1.5rem}
table.cat.ev .ev-in{color:var(--dim);font-size:.85rem;margin-top:.15rem}
table.cat.ev .ev-loc{color:var(--dim);font-size:.9rem;margin-top:.2rem}
.tent{display:inline-block;margin-left:.4rem;padding:.1rem .45rem;border-radius:999px;
  border:1px solid var(--line);color:var(--dim);font-size:.72rem;text-transform:uppercase;
  letter-spacing:.04em;vertical-align:middle}
@media (max-width:560px){
  table.cat.ev .ev-when{white-space:normal}
}

/* ---------- browse-by-vendor lists ---------- */
ul.cols{list-style:none;padding:0;margin:0;columns:3;column-gap:2rem}
ul.cols li{break-inside:avoid;padding:.3rem 0;font-size:.96rem}
ul.cols a{color:var(--link);text-decoration:none}
ul.cols a:hover{text-decoration:underline}
ul.cols .dim{color:var(--dim);font-size:.85rem;margin-left:.35rem}
@media (max-width:900px){ul.cols{columns:2}}
@media (max-width:560px){ul.cols{columns:1}}

/* A price disclaimer has to be readable, not hidden in small grey text. */
.note.warn{border-left:3px solid var(--line);padding:.7rem 0 .7rem 1rem;
  margin-top:1rem;color:var(--fg);opacity:.85}
.note.warn strong{color:var(--fg);opacity:1}

/* ---------- reference pages ---------- */
table.cat.pinout td:first-child,table.cat.pinout th:first-child{width:1%;white-space:nowrap;font-variant-numeric:tabular-nums}
.split-conn{display:grid;grid-template-columns:auto 1fr;gap:2rem;align-items:start}
figure.conn{margin:0;text-align:center}
figure.conn svg{width:130px;height:130px}
figure.conn .shell{fill:none;stroke:var(--line);stroke-width:2}
figure.conn .pin{fill:var(--card-hi);stroke:var(--txt-mute);stroke-width:1.5}
figure.conn .pinnum{font-size:10px;fill:var(--txt);text-anchor:middle;font-family:var(--body)}
figure.conn figcaption{color:var(--txt-mute);font-size:.82rem;margin-top:.5rem;max-width:150px}
@media (max-width:640px){.split-conn{grid-template-columns:1fr}}

/* ---------- matrix model builder ---------- */
.mb-wrap{display:grid;grid-template-columns:310px 1fr;gap:2.5rem;align-items:start}

.mb-controls{background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:1.4rem 1.3rem}
.mb-controls h3{font-size:.74rem;text-transform:uppercase;letter-spacing:.09em;
  color:var(--amber);margin:1.6rem 0 .7rem;font-weight:700}
.mb-controls h3:first-child{margin-top:0}
.mb-controls label,.mb-controls .lbl{display:block;margin-bottom:.7rem;
  font-size:.88rem;color:var(--txt-soft)}
.mb-controls .lbl{margin-bottom:.4rem}
.mb-controls .dim{color:var(--txt-mute);font-size:.8rem}
.mb-controls input[type=number],.mb-controls input[type=text],.mb-controls select{
  display:block;width:100%;margin-top:.3rem;padding:.5rem .65rem;border-radius:9px;
  border:1px solid var(--line);background:var(--bg-alt);color:var(--txt);
  font:inherit;font-size:.95rem}
.mb-controls input:focus,.mb-controls select:focus{outline:2px solid var(--amber);
  outline-offset:1px;border-color:transparent}

/* entry-corner picker: a 2x2 that mirrors the panel itself */
.corner{display:grid;grid-template-columns:1fr 1fr;gap:.4rem;margin-bottom:.9rem}
.corner button,.seg button{font:inherit;font-size:.78rem;cursor:pointer;
  border:1px solid var(--line);background:var(--bg-alt);color:var(--txt-soft);
  border-radius:9px;padding:.5rem .4rem;display:flex;flex-direction:column;
  align-items:center;gap:.3rem;transition:border-color .12s,color .12s,background .12s}
.corner button span{width:20px;height:14px;border:1px solid currentColor;
  border-radius:2px;position:relative;opacity:.55}
.corner button span::after{content:"";position:absolute;width:5px;height:5px;
  border-radius:50%;background:currentColor}
.corner button[data-v=TL] span::after{top:1px;left:1px}
.corner button[data-v=TR] span::after{top:1px;right:1px}
.corner button[data-v=BL] span::after{bottom:1px;left:1px}
.corner button[data-v=BR] span::after{bottom:1px;right:1px}
.corner button.on,.seg button.on{border-color:var(--amber);color:var(--amber);
  background:rgba(255,181,71,.08)}
.corner button.on span{opacity:1}
.corner button:hover,.seg button:hover{color:var(--txt)}

.seg{display:flex;gap:.4rem;margin-bottom:.9rem}
.seg button{flex:1;flex-direction:row;padding:.5rem}

.mb-controls label.ck{display:flex;gap:.55rem;align-items:flex-start;
  margin-top:.2rem;line-height:1.35}
.mb-controls label.ck input{margin-top:.2rem;flex:none;accent-color:var(--amber)}
.mb-controls label.ck em{display:block;font-style:normal;margin-top:.15rem}

.mb-controls .btn{width:100%;margin-top:.8rem;cursor:pointer;font-weight:600;
  background:var(--amber);color:#1a1205;border:none;padding:.7rem;border-radius:10px;
  font-size:.95rem;transition:filter .12s}
.mb-controls .btn:hover{filter:brightness(1.08)}

/* preview */
.tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem;margin-bottom:.9rem}
.tile{background:var(--card);border:1px solid var(--line);border-radius:11px;
  padding:.65rem .75rem}
.tile b{display:block;font-family:var(--display);font-size:1.32rem;font-weight:700;
  color:var(--txt);line-height:1.15;font-variant-numeric:tabular-nums}
.tile span{display:block;font-size:.73rem;text-transform:uppercase;
  letter-spacing:.07em;color:var(--txt-mute);margin-top:.15rem}

.cvwrap{border:1px solid var(--line);border-radius:14px;overflow:hidden;
  background:radial-gradient(circle at 50% 40%,#0f1422,var(--bg-alt))}
.mb-preview canvas{width:100%;height:auto;display:block}

.legend{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap;margin-top:.8rem;
  font-size:.8rem;color:var(--txt-mute)}
.legend .ramp{flex:0 0 130px;height:8px;border-radius:99px;
  background:linear-gradient(90deg,hsl(210,85%,40%),hsl(115,85%,50%),hsl(20,85%,62%))}
.legend .lg-note{margin-left:auto}

@media (max-width:860px){
  .mb-wrap{grid-template-columns:1fr}
  .tiles{grid-template-columns:repeat(2,1fr)}
  .legend .lg-note{margin-left:0;width:100%}
}