/* Innovation Lab / EEE Nexus - PFW
   Fonts follow purdue.edu: Acumin Pro (licensed) is substituted with its open Adobe
   fallback Source Sans 3 for prose/UI, Archivo for display headings. Gentle, consistent curve throughout. */

@import url('https://fonts.googleapis.com/css2?family=Anton&family=Archivo:wght@600;700;800&family=Source+Sans+3:ital,wght@0,400;0,600;0,700;1,400&display=swap');

/* Purdue headline font (United Sans Cond), self-hosted from PFW's brand theme, for TITLES only */
@font-face{font-family:"United Sans Cond";src:url("fonts/UnitedSansCond-Medium.ttf") format("truetype");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"United Sans Cond";src:url("fonts/UnitedSansCond-Bold.ttf") format("truetype");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:"United Sans Cond";src:url("fonts/UnitedSansCond-Heavy.ttf") format("truetype");font-weight:800;font-style:normal;font-display:swap}


:root{
  --gold:#cfb991;        /* Boilermaker Gold */
  --gold-deep:#8e6f3e;   /* Aged */
  --ink:#1a1a1a;
  --paper:#ffffff;
  --panel:#f5f4f1;       /* warm off white */
  --panel-2:#eceae5;
  --line:#1a1a1a;
  --line-soft:#d3cfc6;   /* warm gray line */
  --muted:#555960;       /* Steel */
  --steel:#6f727b;       /* Cool Gray */
  --ok:#2f6b2f;
  --busy:#8a5a00;
  --down:#8a2b2b;
  --mono:"Source Sans 3",Arial,Helvetica,sans-serif; /* was Courier; now neutral */
  --sans:"Source Sans 3",Arial,Helvetica,sans-serif;
  --display:"Archivo","Source Sans 3",Arial,sans-serif;
  --title:"United Sans Cond","Anton","Archivo","Source Sans 3",sans-serif; /* Purdue headline font, titles only */
  --r:6px;               /* one curve, used everywhere */
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--sans);
  font-size:15.5px;
  line-height:1.55;
  color:var(--ink);
  background:var(--paper);
}
img{max-width:100%;display:block}
[hidden]{display:none!important}
a{color:var(--ink);text-underline-offset:3px}
a:hover{color:var(--gold-deep)}
h1,h2,h3,h4{font-family:var(--display);font-weight:800;letter-spacing:-.01em;line-height:1.05;margin:0}
h1{font-size:34px;text-transform:uppercase}
h2{font-size:22px;text-transform:uppercase}
h1,h2{font-family:var(--title);font-weight:800;letter-spacing:.01em}
h3{font-size:16px;letter-spacing:0}
p{margin:0 0 12px}
hr{border:0;border-top:1px solid var(--line-soft);margin:24px 0}
.small{font-size:13px}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}

/* layout */
.wrap{max-width:1060px;margin:0 auto;padding:0 20px}
.section{padding:34px 0;border-top:1px solid var(--line-soft)}
.section:first-of-type{border-top:0}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:1fr 1fr}
.g3{grid-template-columns:1fr 1fr 1fr}
.g4{grid-template-columns:repeat(4,1fr)}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.spread{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.center{text-align:center}

/* header / nav */
.top{position:sticky;top:0;z-index:40;background:var(--paper);border-bottom:2px solid var(--ink);border-radius:0}
.top .topbar{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand .mark{width:32px;height:32px;flex:0 0 32px}
.brand b{font-family:var(--display);font-weight:800;letter-spacing:.01em;text-transform:uppercase;font-size:16px}
.brand span{display:block;font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.1em}
.nav{display:flex;gap:4px;align-items:center;margin-right:-10px}
.nav a{
  font-family:var(--display);font-weight:600;font-size:14px;text-transform:uppercase;letter-spacing:.04em;
  text-decoration:none;color:var(--ink);padding:9px 14px;border-bottom:3px solid transparent;
}
.nav a:hover{background:var(--panel)}
.nav a.active{border-bottom-color:var(--gold);color:var(--gold-deep)}
.nav .nav-acct{display:inline-flex;align-items:center;justify-content:center;padding:7px 10px;margin-left:8px}
.nav .nav-acct svg{display:block}
.burger{display:none;flex-direction:column;justify-content:center;gap:5px;
  width:38px;height:38px;padding:0 10px;background:none;border:1px solid var(--line-soft);
  border-radius:var(--r);cursor:pointer}
.burger:hover{background:var(--panel)}
.burger span{display:block;height:2px;background:var(--ink);border-radius:2px}


/* header right group + mobile cart button */
.bar-right{display:none;align-items:center;gap:8px}
.cart-btn{display:none;position:relative;align-items:center;justify-content:center;
  width:44px;height:40px;color:var(--ink);text-decoration:none;border:1px solid var(--line);border-radius:var(--r)}
.cart-btn:hover{background:var(--panel);color:var(--ink)}
.cart-badge{position:absolute;top:-7px;right:-7px;min-width:18px;height:18px;padding:0 4px;
  background:var(--gold);color:var(--ink);border:1px solid var(--ink);border-radius:9px;
  font-family:var(--mono);font-weight:700;font-size:11px;line-height:16px;text-align:center}

/* mobile modal menu */
.sheet{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center;
  background:rgba(0,0,0,0);visibility:hidden;transition:background .28s ease,visibility 0s linear .28s}
.sheet.open{background:rgba(0,0,0,.45);visibility:visible;transition:background .28s ease,visibility 0s}
.sheet-panel{background:var(--paper);width:100%;border-radius:18px 18px 0 0;overflow-y:auto;max-height:82vh;
  padding-bottom:calc(env(safe-area-inset-bottom,0px) + 10px);transform:translateY(100%);
  transition:transform .3s cubic-bezier(.2,.8,.2,1);box-shadow:0 -10px 34px rgba(0,0,0,.28)}
.sheet.open .sheet-panel{transform:translateY(0)}
.sheet-handle{width:42px;height:5px;border-radius:3px;background:var(--line-soft);margin:10px auto 2px}
.sheet .sheet-top{display:flex;justify-content:space-between;align-items:center;padding:6px 18px 12px;border-bottom:1px solid var(--line-soft)}
.sheet nav{display:flex;flex-direction:column;padding:6px 12px 4px}
.sheet nav a{font-family:var(--display);font-weight:600;text-transform:uppercase;letter-spacing:.03em;
  text-decoration:none;color:var(--ink);padding:16px;font-size:16px;border-radius:var(--r)}
.sheet nav a+a{border-top:1px solid var(--line-soft)}
.sheet nav a:hover,.sheet nav a:active{background:var(--panel)}
.sheet nav a.active{color:var(--gold-deep)}
.x{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;background:none;border:1px solid var(--line-soft);color:var(--ink);padding:0;cursor:pointer;border-radius:var(--r)}
.x:hover{background:var(--panel)}

/* hero */
.hero{border-bottom:2px solid var(--ink);background:var(--panel)}
.hero .wrap{padding-top:44px;padding-bottom:44px}
.kicker{font-family:var(--display);font-weight:600;font-size:12px;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px;display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:30px;height:2px;background:var(--gold);flex:0 0 30px}
.hero h1{font-size:clamp(38px,7vw,66px)}
.lead{font-size:17px;max-width:60ch;margin-top:12px;color:var(--ink)}
.sub{font-family:var(--display);font-weight:700;text-transform:uppercase;letter-spacing:.02em;
  font-size:clamp(15px,2.4vw,20px);color:var(--gold-deep);margin-top:4px}


/* below-title label (replaces the eyebrow kicker) */
.tagline{font-family:var(--display);font-weight:600;font-size:12.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--muted);margin-top:10px}
.tagline b{color:var(--gold-deep);font-weight:700}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--display);font-weight:600;font-size:15px;
  text-transform:uppercase;letter-spacing:.04em;text-decoration:none;cursor:pointer;
  padding:12px 18px;border:2px solid var(--ink);background:var(--ink);color:var(--paper);border-radius:var(--r)}
.btn:hover{background:var(--paper);color:var(--ink)}
.btn.ghost{background:var(--paper);color:var(--ink)}
.btn.ghost:hover{background:var(--ink);color:var(--paper)}
.btn.gold{background:var(--gold);border-color:var(--gold);color:var(--ink)}
.btn.gold:hover{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.btn.soft{background:var(--panel);border-color:var(--line-soft);color:var(--ink)}
.btn.soft:hover{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.btn.sm{padding:8px 13px;font-size:13px}
.btn:disabled{opacity:.4;cursor:not-allowed}

/* cards / panels */
.card{border:1px solid var(--line-soft);background:var(--paper);padding:18px;border-radius:var(--r)}
.card.pad0{padding:0;overflow:hidden}
.tag{display:inline-block;font-family:var(--display);font-weight:600;font-size:11px;letter-spacing:.06em;
  text-transform:uppercase;border:1px solid var(--line);padding:2px 8px;background:var(--paper);border-radius:var(--r)}
.tag.gold{background:var(--gold);border-color:var(--ink)}

/* stats */
.stat b{font-family:var(--display);font-weight:800;font-size:28px;display:block;line-height:1}
.stat span{font-family:var(--display);font-weight:600;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* status dots */
.dot{display:inline-block;width:9px;height:9px;margin-right:7px;border:1px solid var(--ink);border-radius:2px;vertical-align:baseline}
.dot.ok{background:var(--ok)}
.dot.busy{background:var(--gold)}
.dot.down{background:var(--down)}
.st-ok{color:var(--ok)}.st-busy{color:var(--busy)}.st-down{color:var(--down)}

/* forms */
label{display:block;font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.02em;
  text-transform:uppercase;color:var(--muted);margin:14px 0 5px}
input[type=text],input[type=email],input[type=number],select,textarea{
  width:100%;font-family:var(--mono);font-size:15px;padding:11px 12px;border:1px solid var(--line);
  background:var(--paper);color:var(--ink);border-radius:var(--r);-webkit-appearance:none;appearance:none}
select{background-image:linear-gradient(45deg,transparent 50%,var(--ink) 50%),linear-gradient(135deg,var(--ink) 50%,transparent 50%);
  background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:36px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--gold);outline-offset:0}
.field-row{display:flex;gap:12px}
.field-row>div{flex:1}
.hint{font-family:var(--sans);font-size:13px;color:var(--muted);margin-top:5px}
.err{color:var(--down);font-size:13px;margin-top:6px;min-height:16px}
.ok-msg{color:var(--ok);font-size:13px;margin-top:6px}

/* table */
table{width:100%;border-collapse:collapse;font-family:var(--mono);font-size:14px}
th,td{border:1px solid var(--line-soft);padding:9px 10px;text-align:left}
th{background:var(--panel);text-transform:uppercase;font-size:11px;letter-spacing:.06em;font-family:var(--display);font-weight:600}

/* progress */
.bar{height:14px;border:1px solid var(--ink);background:var(--paper);position:relative;overflow:hidden;border-radius:var(--r)}
.bar>i{display:block;height:100%;background:var(--gold)}


.agree-doc{border:1px solid var(--line-soft);border-radius:var(--r);background:var(--paper);padding:24px 26px}
.agree-doc>h3{font-family:var(--display);font-weight:800;font-size:21px;text-transform:uppercase;letter-spacing:.01em;padding-bottom:10px;border-bottom:3px solid var(--gold)}
.agree-doc .agree-sub{color:var(--muted);font-size:13px;margin-top:8px}
.agree-h{font-family:var(--display);font-weight:800;color:var(--ink);font-size:15px;text-transform:none;letter-spacing:0;margin:20px 0 6px}
.agree-doc p,.agree-doc li{font-family:var(--sans);font-size:14px;line-height:1.55}
.agree-doc ul{padding-left:20px;margin:6px 0 0}
.agree-foot{margin-top:20px;border-top:1px solid var(--line-soft);padding-top:12px;color:var(--muted);font-size:13.5px}

/* toast + add feedback */
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,10px);background:var(--ink);color:var(--paper);
  padding:12px 18px;border-radius:var(--r);font-family:var(--sans);font-weight:600;font-size:14px;z-index:90;
  opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;box-shadow:0 6px 18px rgba(0,0,0,.28);max-width:90vw}
.toast.show{opacity:1;transform:translate(-50%,0)}
.btn.added{background:var(--gold)!important;border-color:var(--gold)!important;color:var(--ink)!important}

/* footer */
.foot{border-top:2px solid var(--ink);background:var(--panel);margin-top:40px}
.foot .wrap{padding:26px 20px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot .small{color:var(--muted);line-height:1.7}

/* steps (numbered, no left bar) */
.steps{counter-reset:s;display:grid;gap:0;border:1px solid var(--line-soft);border-radius:var(--r);overflow:hidden}
.steps .step{display:flex;gap:14px;padding:14px 16px;border-top:1px solid var(--line-soft)}
.steps .step:first-child{border-top:0}
.steps .step b{font-family:var(--display)}
.num{counter-increment:s;font-family:var(--display);font-weight:800;font-size:17px;
  min-width:30px;height:30px;border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;border-radius:var(--r)}
.num::before{content:counter(s)}

/* no-select for quiz */
.noselect{-webkit-user-select:none;-moz-user-select:none;user-select:none}

.pill-list{display:flex;flex-wrap:wrap;gap:6px}
.pill{font-family:var(--display);font-weight:600;font-size:13px;border:1px solid var(--line);padding:6px 11px;background:var(--paper);cursor:pointer;text-transform:uppercase;letter-spacing:.02em;border-radius:var(--r)}
.pill.on{background:var(--ink);color:var(--paper)}

/* callout box (no left bar) */
.notice{border:1px solid var(--line-soft);background:var(--panel);padding:12px 14px;font-size:14px;border-radius:var(--r)}




/* home hero title: single line, sized to sit with the wordmark */
.hero h1.home-title{white-space:nowrap;font-size:clamp(40px,7vw,76px);line-height:1}

/* PFW official wordmark on the home hero */
.pfw-wordmark{width:100%;max-width:340px;height:auto;margin-bottom:16px}

/* inventory + cart layout */
.inv-layout{display:grid;grid-template-columns:1.7fr 1fr;gap:22px;align-items:start}
.cart-card{position:sticky;top:76px}

@media (max-width:820px){.pfw-wordmark{max-width:260px;margin-bottom:12px}}

/* hero grid: two columns on desktop, stacked on mobile */
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center}
.addr a.mapline{text-decoration:underline;text-decoration-style:dotted}

/* hero image */
.hero-img{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:0 1px 0 var(--line-soft)}
.hero-img img{width:100%;height:100%;object-fit:cover;display:block}

/* address card */
.addr{border:1px solid var(--line-soft);border-radius:var(--r);background:var(--paper);padding:16px}
.addr .label{font-family:var(--display);font-weight:600;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.addr a.mapline{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--ink);text-decoration:none;display:inline-block;margin-top:2px}
.addr a.mapline:hover{color:var(--gold-deep);text-decoration:underline}

@media (max-width:820px){
  .nav{display:none}
  .burger{display:flex}
  .bar-right{display:flex}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .brand span{display:none}
  .hero .wrap{padding-top:30px;padding-bottom:30px}
  .hero-grid{grid-template-columns:1fr;gap:22px}

  /* center titles and page content on mobile */
  .hero .wrap{text-align:center}
  .kicker{justify-content:center}
  .pfw-wordmark{margin-left:auto;margin-right:auto}
  .lead{margin-left:auto;margin-right:auto}
  .hero .row{justify-content:center}
  main .section>h2,
  main .section>h3,
  main .section>p{text-align:center}
  .spread{flex-direction:column;align-items:flex-start;text-align:left}
  .steps .step{text-align:left}
  .foot .wrap{flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:14px}
  body[data-page="inventory.html"] .cart-btn{display:inline-flex}

  /* inventory + cart stack */
  .inv-layout{grid-template-columns:1fr}
  .cart-card{position:static}

  /* comfortable tap targets + spacing */
  .btn{padding:13px 18px}
  .card{padding:16px}
  .section{padding:26px 0}
}

/* print */
@media print{
  .top,.foot,.burger,.no-print,.sheet{display:none !important}
  body{font-size:12px}
  .section{border:0;padding:10px 0}
  .card{border:1px solid #000}
  a{color:#000;text-decoration:none}
}

/* modal (use-machine / SOP gate) */
.modal-overlay{position:fixed;inset:0;z-index:80;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;padding:20px}
.modal-overlay[hidden]{display:none}
.modal{background:var(--paper);border:1px solid var(--line);border-radius:var(--r);max-width:440px;width:100%;padding:22px}
.use-btn{margin-top:12px}