/* ===========================================================================
   AIP Polymer Finder — shared stylesheet
   Brand: AIP Precision Machining (A Michelin Group Company)  navy #00437C
   =========================================================================== */
:root{
  --navy:#00437C;
  --navy-d:#012f57;
  --navy-dd:#02233f;
  --steel:#3E6093;
  --sky:#7386B1;
  --ice:#EAEDF4;
  --ice-2:#f4f7fb;
  --line:#dfe5ee;
  --ink:#132234;
  --ink-2:#42536b;
  --muted:#6b7a90;
  --white:#ffffff;
  --accent:#0a84c4;      /* supportive cyan-blue for interactive accents */
  --good:#1f8a5b;
  --warn:#b5761b;
  --bad:#b23b3b;
  --shadow:0 1px 2px rgba(9,30,66,.06),0 6px 20px rgba(9,30,66,.08);
  --shadow-lg:0 12px 40px rgba(3,35,63,.18);
  --radius:14px; --radius-sm:9px;
  --maxw:1240px;
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--ice-2);
  font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.18;color:var(--navy-d);font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,3.4vw,3rem)}
h2{font-size:clamp(1.4rem,2.4vw,2rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em}
a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---------- Top utility + cert bar ---------- */
.certbar{background:var(--white);border-bottom:1px solid var(--line)}
.certbar .wrap{display:flex;align-items:center;justify-content:center;gap:26px;padding:10px 22px;flex-wrap:wrap}
.certbar img{height:46px;width:auto;filter:saturate(.2) opacity(.9)}
.certbar .certnote{font-size:.72rem;color:var(--muted);max-width:280px;line-height:1.3}
@media(max-width:720px){.certbar img{height:34px}.certbar .certnote{display:none}}

/* ---------- Header / nav ---------- */
.hdr{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(9px);border-bottom:1px solid var(--line)}
.hdr .wrap{display:flex;align-items:center;gap:20px;padding:12px 22px}
.hdr .logo{display:flex;align-items:center;gap:10px}
.hdr .logo img{height:44px}
.nav{display:flex;gap:6px;align-items:center;margin-left:auto;flex-wrap:wrap}
.nav a{padding:8px 12px;border-radius:8px;color:var(--ink-2);font-weight:600;font-size:.92rem}
.nav a:hover{background:var(--ice);text-decoration:none;color:var(--navy)}
.nav a.active{color:var(--navy);background:var(--ice)}
.nav .btn{margin-left:6px}
.menu-toggle{display:none}
@media(max-width:940px){
  .nav{position:fixed;inset:0 0 0 auto;width:min(320px,86vw);background:#fff;flex-direction:column;
    align-items:stretch;padding:80px 18px 24px;box-shadow:var(--shadow-lg);transform:translateX(100%);
    transition:transform .25s ease;gap:2px}
  .nav.open{transform:none}
  .nav a{padding:12px 14px;font-size:1rem}
  .menu-toggle{display:inline-flex;margin-left:auto;background:var(--navy);color:#fff;border:0;border-radius:8px;
    width:44px;height:40px;font-size:1.2rem;align-items:center;justify-content:center;cursor:pointer}
}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--navy);color:#fff;border:0;
  padding:11px 18px;border-radius:9px;font-weight:700;font-size:.94rem;cursor:pointer;transition:.15s;white-space:nowrap}
.btn:hover{background:var(--navy-d);text-decoration:none;transform:translateY(-1px)}
.btn.ghost{background:#fff;color:var(--navy);border:1.5px solid var(--navy)}
.btn.ghost:hover{background:var(--ice)}
.btn.sky{background:var(--accent)}
.btn.sky:hover{background:#086ba0}
.btn.sm{padding:7px 12px;font-size:.85rem;border-radius:8px}
.btn.lg{padding:14px 26px;font-size:1.05rem}

/* ---------- Hero ---------- */
.hero{position:relative;background:
   radial-gradient(1200px 400px at 80% -10%,rgba(115,134,177,.35),transparent 60%),
   linear-gradient(160deg,var(--navy) 0%,var(--navy-d) 55%,var(--navy-dd) 100%);
  color:#eaf1fb;overflow:hidden}
.hero:before{content:"";position:absolute;inset:0;opacity:.09;background-image:
  linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:34px 34px;mask:radial-gradient(700px 400px at 75% 0%,#000,transparent 75%)}
.hero .wrap{position:relative;padding:54px 22px 60px}
.hero h1{color:#fff;max-width:16ch}
.hero .lede{font-size:1.16rem;color:#cfe0f4;max-width:60ch}
.eyebrow{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.14em;
  font-size:.74rem;font-weight:800;color:#9fc0e6;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.18);padding:6px 12px;border-radius:999px;margin-bottom:16px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero .btn.ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.4)}
.hero .btn.ghost:hover{background:rgba(255,255,255,.14)}
.hero-stats{display:flex;gap:30px;flex-wrap:wrap;margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16)}
.hero-stats b{display:block;font-size:1.7rem;color:#fff;font-weight:800;line-height:1}
.hero-stats span{font-size:.82rem;color:#a9c4e4}

/* ---------- Section scaffolding ---------- */
section{padding:46px 0}
.section-head{max-width:70ch;margin-bottom:26px}
.section-head .eyebrow{color:var(--steel);background:var(--ice);border-color:var(--line)}
.lead{color:var(--ink-2);font-size:1.05rem}
.grid{display:grid;gap:18px}

/* ---------- Master selection tool ---------- */
.tool{display:grid;grid-template-columns:360px 1fr;gap:22px;align-items:start}
@media(max-width:980px){.tool{grid-template-columns:1fr}}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.panel-h{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line)}
.panel-h h3{margin:0}
.controls{padding:6px 18px 18px;max-height:none}
.fgroup{border-bottom:1px solid var(--line);padding:12px 0}
.fgroup:last-child{border-bottom:0}
.fgroup>summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:8px;font-weight:800;color:var(--navy-d);padding:6px 2px}
.fgroup>summary::-webkit-details-marker{display:none}
.fgroup>summary .chev{margin-left:auto;transition:.2s;color:var(--muted)}
.fgroup[open]>summary .chev{transform:rotate(90deg)}
.fgroup .gcount{font-size:.72rem;color:#fff;background:var(--accent);border-radius:999px;padding:1px 8px;font-weight:700}
.ctrl{padding:10px 4px 4px}
.ctrl .row{display:flex;align-items:center;gap:8px;justify-content:space-between}
.ctrl label.name{font-weight:600;font-size:.9rem;color:var(--ink)}
.ctrl .dirtag{font-size:.68rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.switch{position:relative;width:40px;height:22px;flex:0 0 auto}
.switch input{opacity:0;width:0;height:0}
.switch .sl{position:absolute;inset:0;background:#cfd8e6;border-radius:999px;transition:.2s;cursor:pointer}
.switch .sl:before{content:"";position:absolute;height:16px;width:16px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s;box-shadow:0 1px 2px rgba(0,0,0,.25)}
.switch input:checked+.sl{background:var(--navy)}
.switch input:checked+.sl:before{transform:translateX(18px)}
.slider-wrap{margin-top:8px;opacity:.45;pointer-events:none;transition:.2s}
.ctrl.on .slider-wrap{opacity:1;pointer-events:auto}
.slider-wrap .val{font-variant-numeric:tabular-nums;font-weight:800;color:var(--navy);font-size:.95rem}
.slider-wrap .unit{color:var(--muted);font-weight:600;font-size:.78rem}
input[type=range]{width:100%;accent-color:var(--navy);margin:6px 0 0}
input[type=number].thresh{width:96px;padding:5px 8px;border:1px solid var(--line);border-radius:7px;font-weight:700;color:var(--navy);text-align:right}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:8px}
.chip{border:1.4px solid var(--line);background:#fff;color:var(--ink-2);border-radius:999px;padding:6px 12px;font-size:.83rem;font-weight:700;cursor:pointer;transition:.15s;user-select:none}
.chip:hover{border-color:var(--sky)}
.chip.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.chip.gate.on{background:var(--accent);border-color:var(--accent)}

/* results */
.results-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.pill{background:var(--ice);color:var(--navy-d);border-radius:999px;padding:6px 13px;font-weight:800;font-size:.86rem}
.pill b{color:var(--navy)}
.sortsel{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--muted)}
.sortsel select{padding:6px 8px;border:1px solid var(--line);border-radius:7px;font-weight:600;color:var(--ink)}
.cardgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}

/* material card */
.mcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:16px 16px 14px;display:flex;flex-direction:column;position:relative;transition:.15s}
.mcard:hover{box-shadow:var(--shadow-lg);border-color:var(--sky)}
.mcard .cat{font-size:.7rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:var(--steel)}
.mcard h4{font-size:1.06rem;margin:.15em 0 .1em;color:var(--navy-d);letter-spacing:-.01em}
.mcard .desc{font-size:.82rem;color:var(--muted);margin-bottom:10px;min-height:2.4em}
.mtags{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:10px}
.tag{font-size:.68rem;font-weight:700;padding:2px 8px;border-radius:999px;background:var(--ice);color:var(--steel)}
.tag.glass{background:#eaf3ff;color:#2a6bb0}
.tag.carbon{background:#eceef2;color:#3a4657}
.tag.bearing{background:#eef7f0;color:#1f8a5b}
.tag.esd{background:#fff3e3;color:#b5761b}
.tag.fda{background:#f3ecfb;color:#7a4fc0}
.tag.lowfric{background:#e9f6f8;color:#0d7a92}
.specstrip{display:grid;grid-template-columns:1fr 1fr;gap:6px 12px;margin:4px 0 12px;font-size:.8rem}
.specstrip div{display:flex;justify-content:space-between;gap:8px;border-bottom:1px dotted var(--line);padding:3px 0}
.specstrip .k{color:var(--muted)}
.specstrip .v{font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;text-align:right}
.mcard .foot{margin-top:auto;display:flex;gap:8px;align-items:center;padding-top:8px;border-top:1px solid var(--line)}
.cmp{display:flex;align-items:center;gap:7px;font-size:.82rem;font-weight:700;color:var(--ink-2);cursor:pointer;user-select:none}
.cmp input{width:17px;height:17px;accent-color:var(--navy)}
.mcard .match{margin-left:auto;font-size:.74rem;font-weight:800;color:var(--good)}
.match.warn{color:var(--warn)}
.linkbtn{background:none;border:0;color:var(--navy);font-weight:700;cursor:pointer;font-size:.82rem;padding:0}
.linkbtn:hover{text-decoration:underline}

/* full material grid on category pages */
.matfull{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:18px}
.matfull .mcard .specstrip{grid-template-columns:1fr}
.detail-table{width:100%;border-collapse:collapse;font-size:.82rem;margin-top:4px}
.detail-table td{padding:5px 4px;border-bottom:1px solid var(--line);vertical-align:top}
.detail-table td.k{color:var(--muted);width:58%}
.detail-table td.v{font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.detail-table td.v .astm{display:block;font-weight:500;font-size:.68rem;color:var(--sky)}

/* empty state */
.empty{background:#fff;border:1px dashed var(--line);border-radius:var(--radius);padding:40px;text-align:center;color:var(--muted)}

/* ---------- Compare tray (floating) ---------- */
.tray{position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--navy-d);color:#fff;
  transform:translateY(105%);transition:transform .25s ease;box-shadow:0 -8px 30px rgba(0,0,0,.28)}
.tray.show{transform:none}
.tray .wrap{display:flex;align-items:center;gap:14px;padding:12px 22px;flex-wrap:wrap}
.tray .tchips{display:flex;gap:8px;flex-wrap:wrap;flex:1;min-width:180px}
.tchip{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);border-radius:999px;
  padding:5px 10px 5px 12px;font-size:.8rem;font-weight:700;display:flex;align-items:center;gap:8px}
.tchip button{background:none;border:0;color:#cfe0f4;cursor:pointer;font-size:1rem;line-height:1;padding:0}
.tray .tcount{font-weight:800}
.tray .btn{background:#fff;color:var(--navy)}
.tray .btn:hover{background:var(--ice)}
.tray .clr{background:none;border:1px solid rgba(255,255,255,.35);color:#fff}

/* ---------- CTA band ---------- */
.cta{background:linear-gradient(120deg,var(--navy),var(--navy-d));color:#fff;border-radius:var(--radius);
  padding:36px;display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:center;box-shadow:var(--shadow-lg)}
@media(max-width:820px){.cta{grid-template-columns:1fr;padding:26px}}
.cta h2{color:#fff}
.cta p{color:#cfe0f4;margin:0}
.cta .actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
@media(max-width:820px){.cta .actions{justify-content:flex-start}}
.cta .btn.ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.45)}

/* ---------- Category index cards ---------- */
.catcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.catcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;transition:.15s;border-top:4px solid var(--navy)}
.catcard:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);text-decoration:none}
.catcard h3{color:var(--navy-d)}
.catcard p{font-size:.88rem;color:var(--ink-2)}
.catcard .n{font-size:.75rem;font-weight:800;color:var(--steel);text-transform:uppercase;letter-spacing:.05em}
.catcard .go{margin-top:auto;font-weight:800;color:var(--navy);font-size:.9rem}

/* ---------- Footer ---------- */
.ftr{background:var(--navy-dd);color:#b8cbe4;margin-top:50px;padding:40px 0 26px}
.ftr .wrap{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:28px}
@media(max-width:760px){.ftr .wrap{grid-template-columns:1fr}}
.ftr .logochip{background:#fff;border-radius:10px;padding:12px 16px;display:inline-block}
.ftr .logochip img{height:40px}
.ftr h5{color:#fff;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 12px}
.ftr a{color:#b8cbe4;display:block;padding:3px 0;font-size:.9rem}
.ftr a:hover{color:#fff}
.ftr .disc{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.12);margin-top:14px;padding-top:16px;font-size:.76rem;color:#8ba6c8;line-height:1.5}

/* ---------- Modal (engineer review form) ---------- */
.modal-bg{position:fixed;inset:0;background:rgba(4,20,38,.6);backdrop-filter:blur(3px);z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.modal-bg.show{display:flex}
.modal{background:#fff;border-radius:16px;max-width:560px;width:100%;box-shadow:var(--shadow-lg);max-height:92vh;overflow:auto}
.modal .mh{background:var(--navy);color:#fff;padding:20px 24px;border-radius:16px 16px 0 0;position:relative}
.modal .mh h3{color:#fff;margin:0}
.modal .mh p{margin:.3em 0 0;color:#cfe0f4;font-size:.88rem}
.modal .mh .x{position:absolute;top:14px;right:16px;background:rgba(255,255,255,.15);border:0;color:#fff;width:32px;height:32px;border-radius:8px;font-size:1.1rem;cursor:pointer}
.modal .mb{padding:22px 24px}
.field{margin-bottom:14px}
.field label{display:block;font-weight:700;font-size:.85rem;margin-bottom:5px;color:var(--ink)}
.field input,.field textarea,.field select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-family:inherit;font-size:.95rem}
.field textarea{min-height:84px;resize:vertical}
.two{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:520px){.two{grid-template-columns:1fr}}
.ctxbox{background:var(--ice-2);border:1px solid var(--line);border-radius:9px;padding:10px 12px;font-size:.82rem;color:var(--ink-2);margin-bottom:14px}
.ctxbox b{color:var(--navy)}

/* print helpers used by compare.html */
@media print{
  .noprint{display:none!important}
  body{background:#fff}
}

/* ===========================================================================
   HERO — home animated treatment (added)
   =========================================================================== */
.hero-home{
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(10,132,196,.38), transparent 60%),
    radial-gradient(760px 520px at 88% 8%, rgba(62,96,147,.5), transparent 62%),
    radial-gradient(600px 600px at 60% 120%, rgba(10,132,196,.22), transparent 60%),
    linear-gradient(155deg,#013a6b 0%, var(--navy-d) 48%, #021b31 100%);
}
.hero-home #heroCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;opacity:.9}
.hero-home:before{ /* drifting aurora sheen over the grid */
  content:"";position:absolute;inset:-20%;z-index:0;pointer-events:none;
  background:
    radial-gradient(420px 320px at 30% 30%, rgba(88,182,235,.20), transparent 60%),
    radial-gradient(520px 360px at 75% 60%, rgba(115,134,177,.18), transparent 62%);
  filter:blur(8px);animation:auroraDrift 18s ease-in-out infinite alternate;
}
.hero-home:after{ /* subtle top accent line under header */
  content:"";position:absolute;left:0;right:0;top:0;height:2px;z-index:2;
  background:linear-gradient(90deg,transparent,rgba(88,182,235,.9),rgba(10,132,196,.6),transparent);
  background-size:200% 100%;animation:scan 7s linear infinite;
}
.hero-home .wrap{position:relative;z-index:3}
@keyframes auroraDrift{
  0%{transform:translate3d(-3%,-2%,0) scale(1)}
  50%{transform:translate3d(2%,3%,0) scale(1.06)}
  100%{transform:translate3d(4%,-1%,0) scale(1.02)}
}
@keyframes scan{0%{background-position:0% 0}100%{background-position:200% 0}}
/* richer eyebrow + animated pulse dot */
.hero-home .eyebrow{background:rgba(9,40,72,.5);border-color:rgba(120,180,230,.35);color:#bfe0fb;
  box-shadow:0 0 0 1px rgba(120,180,230,.08) inset, 0 8px 24px rgba(0,0,0,.18)}
.hero-home .eyebrow .dot{width:8px;height:8px;border-radius:50%;background:#58b6eb;box-shadow:0 0 0 0 rgba(88,182,235,.7);animation:pulse 2.2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(88,182,235,.7)}70%{box-shadow:0 0 0 9px rgba(88,182,235,0)}100%{box-shadow:0 0 0 0 rgba(88,182,235,0)}}
.hero-home h1{text-shadow:0 2px 30px rgba(0,20,45,.35)}
.hero-home .hero-cta .btn.sky{box-shadow:0 8px 26px rgba(10,132,196,.45);position:relative;overflow:hidden}
.hero-home .hero-cta .btn.sky:after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.45),transparent);transform:skewX(-18deg);animation:sheen 4.6s ease-in-out infinite}
@keyframes sheen{0%,60%{left:-60%}80%{left:130%}100%{left:130%}}
/* animated count-up feel: stat underline */
.hero-home .hero-stats b{background:linear-gradient(90deg,#fff,#bfe0fb);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-home .hero-stats>div{position:relative;padding-bottom:6px}
.hero-home .hero-stats>div:after{content:"";position:absolute;left:0;bottom:0;height:2px;width:26px;background:#58b6eb;border-radius:2px;opacity:.8}

/* make sticky header blend into the dark hero on home for a seamless "top" */
body.home .certbar{background:#02233f;border-bottom:1px solid rgba(255,255,255,.08)}
body.home .certbar img{filter:brightness(0) invert(1) opacity(.85)}
body.home .certbar .certnote{color:#9db8d6}
body.home .hdr{background:rgba(3,26,49,.72);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.09)}
body.home .hdr .logo img{filter:none}
body.home .hdr .logochip{}
body.home .nav a{color:#cfe0f4}
body.home .nav a:hover,body.home .nav a.active{background:rgba(255,255,255,.12);color:#fff}
@media(max-width:940px){
  body.home .nav{background:#02233f}
  body.home .nav a{color:#0f2233}
  body.home .nav a:hover,body.home .nav a.active{color:var(--navy)}
}
/* home header logo needs to read on dark: put it on a small white chip */
body.home .hdr .logo{background:#fff;padding:6px 10px;border-radius:9px}
@media(prefers-reduced-motion:reduce){
  .hero-home:before,.hero-home:after,.hero-home .eyebrow .dot,.hero-home .hero-cta .btn.sky:after{animation:none}
  .hero-home #heroCanvas{opacity:.5}
}

/* ---- application requirement chips ---- */
.chip.appchip{display:inline-flex;align-items:center;gap:6px}
.chip .qm{display:inline-flex;align-items:center;justify-content:center;width:15px;height:15px;border-radius:50%;
  font-size:.62rem;font-weight:800;background:var(--ice);color:var(--steel);cursor:help}
.chip.appchip.on .qm{background:rgba(255,255,255,.28);color:#fff}

/* ---- units toggle (°F·psi / °C·MPa) ---- */
.units{display:inline-flex;border:1.4px solid var(--line);border-radius:8px;overflow:hidden;margin-left:4px}
.units button{background:#fff;border:0;padding:7px 10px;font-size:.8rem;font-weight:700;color:var(--ink-2);cursor:pointer;font-family:inherit;line-height:1;white-space:nowrap}
.units button+button{border-left:1.4px solid var(--line)}
.units button.on{background:var(--navy);color:#fff}
.units button:hover:not(.on){background:var(--ice)}
body.home .units{border-color:rgba(255,255,255,.25)}
body.home .units button{background:rgba(255,255,255,.06);color:#cfe0f4}
body.home .units button+button{border-left-color:rgba(255,255,255,.25)}
body.home .units button.on{background:#0a84c4;color:#fff}
body.home .units button:hover:not(.on){background:rgba(255,255,255,.14)}
@media(max-width:940px){.units{margin:8px 0}}

/* ---- Materials dropdown in top nav ---- */
.dropdown{position:relative;display:inline-block}
.drop-toggle{display:inline-flex;align-items:center;gap:5px;background:none;border:0;cursor:pointer;
  padding:8px 12px;border-radius:8px;color:var(--ink-2);font-weight:600;font-size:.92rem;font-family:inherit}
.drop-toggle:hover{background:var(--ice);color:var(--navy)}
.dropdown.active .drop-toggle{color:var(--navy);background:var(--ice)}
.drop-toggle .caret{font-size:.7rem;transition:transform .2s}
.dropdown.open .drop-toggle .caret{transform:rotate(180deg)}
.drop-menu{position:absolute;top:calc(100% + 6px);left:0;min-width:230px;background:#fff;border:1px solid var(--line);
  border-radius:10px;box-shadow:var(--shadow-lg);padding:6px;display:none;flex-direction:column;z-index:70}
.dropdown:hover .drop-menu,.dropdown.open .drop-menu{display:flex}
.drop-menu a{padding:9px 12px;border-radius:7px;color:var(--ink-2);font-weight:600;font-size:.9rem;white-space:nowrap}
.drop-menu a:hover{background:var(--ice);color:var(--navy);text-decoration:none}
.drop-menu a.active{background:var(--ice);color:var(--navy)}
/* dark home header */
body.home .drop-toggle{color:#cfe0f4}
body.home .drop-toggle:hover,body.home .dropdown.active .drop-toggle{background:rgba(255,255,255,.12);color:#fff}
@media(max-width:940px){
  .dropdown{display:block}
  .drop-toggle{width:100%;justify-content:space-between;font-size:1rem;padding:12px 14px}
  .drop-menu{position:static;display:flex;box-shadow:none;border:0;border-left:2px solid var(--line);
    border-radius:0;margin:2px 0 6px 10px;padding:0 0 0 4px;min-width:0}
  .dropdown .caret{display:none}
  body.home .nav .drop-toggle{color:#0f2233}
  body.home .nav .drop-menu a{color:#42536b}
}

/* ---- units row inside the finder Define Requirements box ---- */
.unitsrow{display:flex;align-items:center;gap:10px;padding:10px 2px 12px;border-bottom:1px solid var(--line)}
.unitsrow .unitslabel{font-weight:800;color:var(--navy-d);font-size:.9rem}
.unitsrow .units{margin-left:auto}

/* ===========================================================================
   Header refresh: bigger AIP mark, inline certifications, shine, dropdown fix
   =========================================================================== */
.hdr .wrap{gap:18px}
.hdr .logo{background:transparent!important;padding:0!important;border-radius:0!important;flex:0 0 auto}
.hdr .logo img{height:64px;width:auto}
.certstrip{height:44px;width:auto;flex:0 0 auto;opacity:.92}
@media(max-width:1240px){.certstrip{display:none}}
@media(max-width:520px){.hdr .logo img{height:52px}}
.nav{margin-left:auto}

/* reusable shine sweep */
.shine{position:relative;overflow:hidden}
.shine:after{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-18deg);animation:sheen 4.6s ease-in-out infinite}
/* Material Finder styled as the sky CTA (stays cyan even when active) */
.nav a.btn.sky,.nav a.btn.sky.active{background:var(--accent);color:#fff}
.nav a.btn.sky:hover{background:#086ba0;color:#fff}

/* dropdown: JS-driven (no dead-zone), legible menu on every theme */
.drop-menu{top:100%}
.dropdown:hover .drop-menu{display:none}
.dropdown.open .drop-menu{display:flex}
.drop-menu a{color:var(--ink-2)!important}
.drop-menu a:hover,.drop-menu a.active{color:var(--navy)!important;background:var(--ice)}

/* home dark header treatment — full white logo, no chip */
body.home .certstrip{filter:brightness(0) invert(1) opacity(.9)}
@media(max-width:940px){
  .nav a.btn.sky{width:100%;justify-content:center;margin-bottom:4px}
}

/* ===========================================================================
   FIXES: mobile drawer legibility + nav button contrast
   =========================================================================== */
/* nav buttons always high-contrast white text */
.nav a.btn{color:#fff!important;font-weight:700}
.nav a.btn.sky,.nav a.btn.sky.active{background:var(--accent)!important;color:#fff!important}
.nav a.btn.sky:hover{background:#086ba0!important}
.nav a.btn[data-review]{background:var(--navy)!important}
.nav a.btn[data-review]:hover{background:var(--navy-d)!important}

@media(max-width:940px){
  /* force the slide-out drawer to be light and readable on EVERY page (incl. home) */
  .nav{background:#fff!important;gap:4px!important}
  .nav a{color:var(--ink-2)!important}
  .nav a:hover,.nav a.active{color:var(--navy)!important;background:var(--ice)!important}
  .nav a.btn{color:#fff!important;justify-content:center}
  .drop-toggle{color:var(--ink-2)!important}
  .dropdown.active .drop-toggle{color:var(--navy)!important;background:var(--ice)!important}
  .drop-menu{position:static!important;display:flex!important;box-shadow:none;border:0;
    border-left:2px solid var(--line);border-radius:0;margin:2px 0 6px 12px;padding:0 0 0 4px;min-width:0}
  .drop-menu a{color:var(--ink-2)!important}
  .certstrip{display:none}
}

/* ===========================================================================
   Definitive mobile drawer (overrides earlier .nav rules; fixes wrap/collapse)
   =========================================================================== */
@media(max-width:940px){
  .hdr .nav{
    position:fixed!important;top:0!important;right:0!important;bottom:0!important;left:auto!important;
    height:100vh!important;overflow-y:auto!important;
    width:min(330px,88vw)!important;
    display:flex!important;flex-direction:column!important;flex-wrap:nowrap!important;
    align-items:stretch!important;gap:6px!important;
    padding:84px 16px 28px!important;background:#fff!important;box-shadow:var(--shadow-lg)!important;
    transform:translateX(100%);transition:transform .25s ease;z-index:60}
  .hdr .nav.open{transform:none!important}
  .hdr .nav>a,.hdr .nav>.dropdown{width:100%!important;margin:0!important}
  .hdr .nav>a{padding:12px 14px!important;border-radius:8px}
}

/* ===========================================================================
   AIP BRAND GREEN (PMS 368 #78BE20 / light PMS 366 #B7DD79)
   Blue stays the primary; green is the secondary accent for lead CTAs,
   positive signals, and brand punctuation.
   =========================================================================== */
:root{
  --green:#78BE20;      /* PMS 368 */
  --green-d:#5f9c15;    /* darker for hover / on-light text */
  --green-2:#B7DD79;    /* PMS 366 light */
  --green-ink:#0f2e05;  /* dark text that sits on green */
}
/* green button variant */
.btn.green{background:var(--green);color:var(--green-ink)}
.btn.green:hover{background:var(--green-d);color:#fff}
.hero .btn.green{color:var(--green-ink)}
.hero .btn.green:hover{color:#fff}

/* lead-gen CTA bands: make the primary (non-ghost) button brand green */
.cta .actions .btn:not(.ghost){background:var(--green)!important;color:var(--green-ink)!important;border:0}
.cta .actions .btn:not(.ghost):hover{background:var(--green-d)!important;color:#fff!important}

/* hero brand-green accents */
.hero-home .eyebrow .dot{background:var(--green);box-shadow:0 0 0 0 rgba(120,190,32,.7);animation:pulseG 2.2s infinite}
@keyframes pulseG{0%{box-shadow:0 0 0 0 rgba(120,190,32,.7)}70%{box-shadow:0 0 0 9px rgba(120,190,32,0)}100%{box-shadow:0 0 0 0 rgba(120,190,32,0)}}
.hero-home .hero-stats>div:after{background:var(--green)}
.hero-home .hero-stats b{background:linear-gradient(90deg,#fff,var(--green-2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}

/* family cards get a green top edge (blue headings remain) */
.catcard{border-top-color:var(--green)}
.catcard .go{color:var(--green-d)}

/* positive signals in brand green */
.mcard .match{color:var(--green-d)}
.tag.bearing{background:#eef7e3;color:var(--green-d)}

/* section eyebrows: green status dot */
.section-head .eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);display:inline-block;margin-right:2px}

/* contact "what happens next" — green markers */
.aside-card li::marker{color:var(--green-2)}