/* ========================================================================
   BioClean Consultants — shared styles
   Palette derived from the logo: navy ink, lab green, lavender accent.
   Type: Newsreader (display) / Inter (body) / IBM Plex Mono (data labels)
   ======================================================================== */

:root{
  --ink:#16324F;
  --ink-2:#24507A;
  --green:#5FA83D;
  --green-deep:#3E7A2E;
  --violet:#8B79BE;
  --uv:#9BFF57;
  --paper:#F5F6F2;
  --paper-2:#ECEEE6;
  --white:#FFFFFF;
  --line:#DBDFD4;
  --muted:#5C6B78;
  --ink-90:rgba(22,50,79,.9);

  --font-display:"Newsreader",Georgia,"Times New Roman",serif;
  --font-body:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  --wrap:1140px;
  --gap:clamp(1rem,3vw,2.25rem);
  --r:14px;
  --shadow:0 1px 2px rgba(22,50,79,.06),0 18px 40px -24px rgba(22,50,79,.28);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(1.1rem,4vw,2rem)}

/* ---- type ---- */
h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.08;letter-spacing:-.01em;margin:0}
h1{font-size:clamp(2.3rem,5.4vw,3.9rem)}
h2{font-size:clamp(1.7rem,3.6vw,2.5rem)}
h3{font-size:clamp(1.15rem,1.8vw,1.35rem);line-height:1.2}
p{margin:0 0 1rem}
a{color:var(--ink-2);text-decoration-color:rgba(36,80,122,.35);text-underline-offset:3px}
a:hover{text-decoration-color:var(--ink-2)}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;
  color:var(--green-deep);margin:0 0 1rem;display:inline-flex;gap:.6ch;align-items:center;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--green);display:inline-block}
.lede{font-size:clamp(1.08rem,1.5vw,1.24rem);color:var(--ink-90);max-width:60ch}

/* ---- header ---- */
.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(245,246,242,.86);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:68px}
.brand{display:flex;align-items:center;gap:.65rem;text-decoration:none;color:var(--ink)}
.brand svg{width:36px;height:36px;display:block}
.brand b{font-family:var(--font-display);font-weight:600;font-size:1.18rem;letter-spacing:-.01em;line-height:1}
.brand span{display:block;font-family:var(--font-mono);font-size:.56rem;letter-spacing:.18em;text-transform:uppercase;color:var(--violet);margin-top:3px}
.nav{display:flex;gap:1.4rem;align-items:center}
.nav a{font-size:.94rem;text-decoration:none;color:var(--ink);font-weight:500}
.nav a:hover{color:var(--green-deep)}
.nav .btn{margin-left:.4rem}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:9px;padding:.5rem .7rem;font-family:var(--font-mono);font-size:.8rem;color:var(--ink)}

/* ---- buttons ---- */
.btn{
  display:inline-flex;align-items:center;gap:.5ch;
  font-family:var(--font-body);font-weight:600;font-size:.95rem;
  padding:.72rem 1.25rem;border-radius:11px;text-decoration:none;cursor:pointer;border:1px solid transparent;
  transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:#0f2740;transform:translateY(-1px)}
.btn-green{background:var(--green);color:#0e2b0a}
.btn-green:hover{background:var(--green-deep);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff}
@media (prefers-reduced-motion:reduce){.btn:hover{transform:none}}

/* ---- sections ---- */
section{padding-block:clamp(3rem,7vw,5.5rem)}
.alt{background:var(--paper-2)}
.dark{background:var(--ink);color:#dfe7ee}
.dark h2,.dark h3{color:#fff}
.dark .eyebrow{color:var(--uv)}
.dark .eyebrow::before{background:var(--uv)}
.dark a{color:#bfe6ff}

/* ---- hero ---- */
.hero{padding-block:clamp(3rem,6vw,5rem)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.hero h1{margin-bottom:1.2rem}
.hero .cta-row{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1.7rem}
.trust-line{font-family:var(--font-mono);font-size:.78rem;color:var(--muted);margin-top:1.6rem;letter-spacing:.02em}

/* ---- UV reveal signature ---- */
.uv{
  position:relative;border-radius:var(--r);overflow:hidden;
  box-shadow:var(--shadow);border:1px solid var(--line);background:#0c1f16;
  aspect-ratio:5/4;
}
.uv-layer{position:absolute;inset:0;transition:opacity .55s ease}
@media (prefers-reduced-motion:reduce){.uv-layer{transition:none}}
.uv-clean{background:
  linear-gradient(135deg,#f3f4ef 0%,#e6e9e0 100%);opacity:1}
.uv-clean .keys{position:absolute;inset:12% 10%;display:grid;grid-template-columns:repeat(10,1fr);gap:5px}
.uv-clean .keys i{background:#fff;border-radius:5px;box-shadow:inset 0 -2px 0 rgba(22,50,79,.08),0 1px 1px rgba(22,50,79,.08)}
.uv-dark{background:radial-gradient(120% 120% at 30% 20%,#10233a 0%,#081019 100%);opacity:0}
.uv-dark .keys{position:absolute;inset:12% 10%;display:grid;grid-template-columns:repeat(10,1fr);gap:5px}
.uv-dark .keys i{background:#132b1c;border-radius:5px}
.uv-dark .hot{position:absolute;border-radius:50%;filter:blur(3px);
  background:radial-gradient(circle,rgba(155,255,87,.95),rgba(155,255,87,0) 70%)}
.uv[data-on="true"] .uv-clean{opacity:0}
.uv[data-on="true"] .uv-dark{opacity:1}
.uv-tag{position:absolute;left:12px;top:12px;z-index:3;font-family:var(--font-mono);
  font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);
  background:rgba(255,255,255,.85);padding:.35rem .6rem;border-radius:7px;border:1px solid var(--line)}
.uv[data-on="true"] .uv-tag{color:#0e2b0a;background:rgba(155,255,87,.9);border-color:transparent}
.uv-toggle{position:absolute;right:12px;bottom:12px;z-index:3;display:inline-flex;align-items:center;gap:.5ch;
  font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:999px;padding:.4rem .55rem .4rem .8rem;cursor:pointer;color:var(--ink)}
.uv-switch{width:38px;height:20px;border-radius:999px;background:#c7cdbf;position:relative;transition:background .2s}
.uv-switch::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform .2s}
.uv[data-on="true"] ~ .noop{}
.uv-toggle[aria-pressed="true"] .uv-switch{background:var(--green)}
.uv-toggle[aria-pressed="true"] .uv-switch::after{transform:translateX(18px)}

/* ---- readout strip ---- */
.readout{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.readout div{background:var(--white);padding:1.4rem 1.2rem}
.readout b{font-family:var(--font-display);font-size:2rem;display:block;line-height:1;color:var(--ink)}
.readout span{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);display:block;margin-top:.5rem}
@media(max-width:720px){.readout{grid-template-columns:repeat(2,1fr)}}

/* ---- cards / services ---- */
.grid{display:grid;gap:1.1rem}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:1.6rem;box-shadow:var(--shadow)}
.card h3{margin-bottom:.55rem}
.card p{color:var(--muted);font-size:.97rem;margin-bottom:.9rem}
.card .num{font-family:var(--font-mono);font-size:.72rem;color:var(--green-deep);letter-spacing:.14em}
.card a.more{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;text-decoration:none;color:var(--ink);border-bottom:1px solid var(--green);padding-bottom:2px}
.card a.more:hover{color:var(--green-deep)}

/* ---- scorecard visual ---- */
.scorecard{background:var(--white);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);overflow:hidden;font-family:var(--font-mono)}
.scorecard header{background:var(--ink);color:#fff;padding:1rem 1.2rem;display:flex;justify-content:space-between;align-items:center}
.scorecard header b{font-family:var(--font-display);font-size:1.15rem}
.scorecard .grade{background:var(--green);color:#0e2b0a;font-weight:700;border-radius:8px;padding:.2rem .7rem;font-size:1rem}
.scorecard ul{list-style:none;margin:0;padding:.4rem 0}
.scorecard li{display:flex;justify-content:space-between;align-items:center;padding:.7rem 1.2rem;border-top:1px solid var(--line);font-size:.86rem}
.scorecard li:first-child{border-top:none}
.scorecard .bar{flex:1;height:6px;background:var(--paper-2);border-radius:6px;margin:0 1rem;overflow:hidden}
.scorecard .bar i{display:block;height:100%;background:var(--green)}
.scorecard .bar i.warn{background:#E4A93A}
.scorecard .bar i.fail{background:#D6604B}
.scorecard .pct{width:3ch;text-align:right;color:var(--ink)}

/* ---- checklist / feature rows ---- */
.rows{display:grid;gap:1rem}
.row{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:start;background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:1.3rem 1.4rem}
.row .k{width:34px;height:34px;border-radius:9px;background:var(--paper-2);display:grid;place-items:center;color:var(--green-deep)}
.row h3{font-size:1.08rem;margin-bottom:.3rem}
.row p{margin:0;color:var(--muted);font-size:.95rem}

/* ---- FAQ ---- */
.faq{max-width:820px}
.qa{border-top:1px solid var(--line)}
.qa:last-child{border-bottom:1px solid var(--line)}
.qa details{padding:.2rem 0}
.qa summary{cursor:pointer;list-style:none;padding:1.15rem .2rem;display:flex;justify-content:space-between;gap:1rem;align-items:center;font-family:var(--font-display);font-size:1.18rem;color:var(--ink)}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";font-family:var(--font-mono);font-size:1.4rem;color:var(--green-deep);transition:transform .2s}
.qa details[open] summary::after{content:"–"}
.qa .a{padding:0 .2rem 1.3rem;color:var(--ink-90);max-width:68ch}
.qa .a p:last-child{margin-bottom:0}

/* ---- contact / form ---- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{display:flex;flex-direction:column;gap:.4rem;margin-bottom:1rem}
.field.full{grid-column:1/-1}
.field label{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.field input,.field select,.field textarea{
  font-family:var(--font-body);font-size:1rem;color:var(--ink);
  background:var(--white);border:1px solid var(--line);border-radius:10px;padding:.75rem .85rem;width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--green);outline-offset:1px;border-color:var(--green)}
.field textarea{min-height:130px;resize:vertical}
.hp{position:absolute;left:-9999px}

/* ---- footer ---- */
.site-foot{background:var(--ink);color:#b9c6d3;padding-block:3rem 2rem}
.site-foot .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem}
.site-foot h4{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:#8fa3b5;margin:0 0 1rem}
.site-foot a{display:block;color:#dbe6ef;text-decoration:none;margin-bottom:.55rem;font-size:.94rem}
.site-foot a:hover{color:#fff}
.site-foot .brand b{color:#fff}
.site-foot .brand span{color:var(--violet)}
.foot-bar{border-top:1px solid rgba(255,255,255,.12);margin-top:2rem;padding-top:1.4rem;font-family:var(--font-mono);font-size:.72rem;color:#7f92a4;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}

/* ---- breadcrumb ---- */
.crumb{font-family:var(--font-mono);font-size:.74rem;letter-spacing:.06em;color:var(--muted);padding-top:1.6rem}
.crumb a{text-decoration:none;color:var(--muted)}
.crumb a:hover{color:var(--ink)}

/* ---- utility ---- */
.center{text-align:center}
.mt{margin-top:1.6rem}
.max{max-width:60ch}
.pill{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--green-deep);background:rgba(95,168,61,.12);padding:.3rem .6rem;border-radius:999px;display:inline-block}

/* ---- responsive ---- */
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr}
  .g-3{grid-template-columns:1fr 1fr}
  .site-foot .wrap{grid-template-columns:1fr 1fr}
}
@media(max-width:680px){
  .nav{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;background:var(--paper);border-bottom:1px solid var(--line);padding:1rem;gap:1rem}
  .nav.open{display:flex}
  .menu-btn{display:block}
  .g-3,.g-2,.form-grid{grid-template-columns:1fr}
  .site-foot .wrap{grid-template-columns:1fr}
}

/* ---- header phone link ---- */
.nav-tel{font-family:var(--font-mono);font-size:.92rem;white-space:nowrap}

/* ---- chat widget ---- */
.chat-fab{position:fixed;right:18px;bottom:18px;z-index:60;display:flex;align-items:center;gap:.5rem;
  background:var(--green-deep);color:#fff;border:0;border-radius:999px;padding:.8rem 1.25rem;
  font:600 1rem var(--font-body);cursor:pointer;box-shadow:0 6px 24px -6px rgba(22,50,79,.45)}
.chat-fab:hover{background:var(--green)}
.chat-fab svg{width:20px;height:20px;fill:none;stroke:#fff;stroke-width:2}
.chat-panel{position:fixed;right:18px;bottom:84px;z-index:60;width:min(360px,calc(100vw - 36px));
  background:var(--white);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow);
  padding:1.1rem 1.2rem 1.2rem}
.chat-panel h3{margin:0;font-family:var(--font-display);font-size:1.25rem}
.chat-head{display:flex;justify-content:space-between;align-items:center;gap:1rem}
.chat-x{background:none;border:0;font-size:1.5rem;line-height:1;cursor:pointer;color:var(--muted);padding:.2rem}
.chat-x:hover{color:var(--ink)}
.chat-note{font-size:.9rem;color:var(--muted);margin:.35rem 0 .8rem}
.chat-panel .field{margin-bottom:.7rem}
.chat-panel label{display:block;font-size:.85rem;font-weight:600;margin-bottom:.25rem}
.chat-panel input,.chat-panel textarea{width:100%;border:1px solid var(--line);border-radius:8px;
  padding:.55rem .7rem;font:1rem var(--font-body);color:var(--ink);background:var(--paper)}
.chat-panel input:focus,.chat-panel textarea:focus{outline:2px solid var(--green);outline-offset:1px}
.chat-done{font-size:.98rem}
.chat-done a{font-weight:600}
@media (max-width:480px){.chat-fab span{display:none}.chat-fab{padding:.85rem}}

/* ---- contract reveal (pricing review page) ---- */
.cr{position:relative;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);background:linear-gradient(160deg,#16324F 0%,#0f2740 100%);padding:3.2rem 1.1rem 1.1rem}
.cr-tag{position:absolute;left:12px;top:12px;z-index:3;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--ink);background:rgba(255,255,255,.88);padding:.35rem .6rem;border-radius:7px;border:1px solid var(--line);transition:background .3s,color .3s}
.cr[data-on="true"] .cr-tag{color:#0e2b0a;background:rgba(155,255,87,.92);border-color:transparent}
.cr-doc{background:#fff;border-radius:12px;padding:1.15rem 1.15rem 1rem;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.cr-doc-head{border-bottom:1px solid var(--line);padding-bottom:.7rem;margin-bottom:.55rem}
.cr-doc-head b{font-family:var(--font-display);font-size:1.05rem;color:var(--ink);display:block}
.cr-doc-head span{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.cr-line{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;padding:.5rem 0;border-bottom:1px dashed #e4e7e0;font-size:.92rem;color:var(--ink-90)}
.cr-line .cr-flag{display:none;font-family:var(--font-mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;color:var(--green-deep);background:#eef6e6;border-radius:6px;padding:.15rem .45rem;margin-left:.5ch;white-space:nowrap}
.cr[data-on="true"] .cr-flag{display:inline-block}
.cr-amt{font-family:var(--font-mono);font-size:.92rem;white-space:nowrap}
.cr-amt s{display:none;color:#b04a3a;margin-right:.6ch}
.cr-amt b{font-weight:500;color:var(--ink)}
.cr[data-on="true"] .cr-amt.chg s{display:inline}
.cr[data-on="true"] .cr-amt.chg b{color:var(--green-deep)}
.cr[data-on="true"] .cr-line.cut{opacity:.55}
.cr[data-on="true"] .cr-line.cut .cr-amt b{text-decoration:line-through;color:#b04a3a}
.cr-total{display:flex;justify-content:space-between;align-items:baseline;padding-top:.7rem;font-size:.95rem;color:var(--ink)}
.cr-total b{font-family:var(--font-mono);font-size:1.15rem}
.cr-save{margin-top:.7rem;background:#0e2b0a;color:#dff5c8;border-radius:10px;padding:.65rem .8rem;font-size:.88rem;display:flex;justify-content:space-between;align-items:baseline;gap:1rem;opacity:0;transform:translateY(4px);transition:opacity .45s ease,transform .45s ease}
.cr[data-on="true"] .cr-save{opacity:1;transform:none}
.cr-save b{font-family:var(--font-mono);font-size:1.2rem;color:var(--uv)}
.cr-note{font-family:var(--font-mono);font-size:.66rem;letter-spacing:.04em;color:#b9c8d6;margin:.8rem .2rem 0;max-width:none}
.cr-toggle{position:absolute;right:12px;top:10px;z-index:3;display:inline-flex;align-items:center;gap:.5ch;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:999px;padding:.4rem .55rem .4rem .8rem;cursor:pointer;color:var(--ink)}
.cr-toggle .uv-switch{background:#c7cdbf}
.cr-toggle[aria-pressed="true"] .uv-switch{background:var(--green)}
.cr-toggle[aria-pressed="true"] .uv-switch::after{transform:translateX(18px)}
@media (prefers-reduced-motion:reduce){.cr-save{transition:none}}
@media (max-width:560px){
.cr{padding:1.1rem}
.cr-tag{position:static;display:inline-block;margin-bottom:.7rem}
.cr-toggle{position:static;display:flex;width:100%;justify-content:center;margin-bottom:.8rem}
.cr-line{font-size:.85rem}.cr-amt{font-size:.85rem}}