/* ============================================================
   UNICORN CHEMICAL — DESIGN SYSTEM
   Palette: charcoal ink + stone + deep protective teal + bronze
   Signature motif: stacked "membrane layer" bands (hero, dividers,
   card tops) — a literal nod to layered waterproofing membranes.
   ============================================================ */

:root{
  --ink:#12191B;
  --ink-soft:#1C2528;
  --stone:#EFE9DC;
  --stone-dark:#E2DAC8;
  --teal:#0E6E64;
  --teal-dark:#0A4F49;
  --teal-light:#5FA79E;
  --bronze:#B98A46;
  --bronze-light:#D8B77E;
  --slate:#5B6668;
  --white:#FFFFFF;
  --danger:#B8503C;

  --font-display:'Fraunces', serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'JetBrains Mono', monospace;

  --radius:2px;
  --shadow-sm:0 2px 10px rgba(18,25,27,.08);
  --shadow-md:0 12px 32px rgba(18,25,27,.14);
  --shadow-lg:0 24px 60px rgba(18,25,27,.22);
  --container:1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  background:var(--stone);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.15;margin:0 0 .5em;font-weight:600;}
p{margin:0 0 1em;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
:focus-visible{outline:3px solid var(--bronze);outline-offset:2px;}
@media (prefers-reduced-motion: reduce){*{animation-duration:.01ms !important;transition-duration:.01ms !important;}}

/* ---------- Layer band signature ---------- */
.layer-band{display:flex;height:6px;width:100%;}
.layer-band span{flex:1;}
.layer-band span:nth-child(1){background:var(--teal-dark);}
.layer-band span:nth-child(2){background:var(--teal);}
.layer-band span:nth-child(3){background:var(--bronze);}
.layer-band span:nth-child(4){background:var(--teal-light);}
.layer-band span:nth-child(5){background:var(--stone-dark);}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--teal-dark);margin-bottom:14px;font-weight:600;
}
.eyebrow::before{content:"";display:block;width:22px;height:6px;background:linear-gradient(90deg,var(--teal-dark),var(--bronze));}

/* ---------- Top utility bar ---------- */
.topbar{background:var(--ink);color:var(--stone);font-size:13px;}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding-top:8px;padding-bottom:8px;flex-wrap:wrap;gap:6px;}
.topbar a{color:var(--stone);opacity:.9;}
.topbar a:hover{color:var(--bronze-light);opacity:1;}
.topbar-links{display:flex;gap:20px;flex-wrap:wrap;}
.topbar-social{display:flex;gap:14px;}

/* ---------- Header / nav ---------- */
header.site-header{background:var(--white);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:100;}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;gap:24px;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-size:24px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand .mark{width:36px;height:36px;border-radius:50%;background:conic-gradient(from 200deg, var(--teal-dark), var(--teal), var(--bronze), var(--teal-dark));display:flex;align-items:center;justify-content:center;color:var(--white);font-size:16px;font-weight:800;flex:none;}
.main-nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap;}
.main-nav > ul{display:flex;align-items:center;gap:4px;}
.main-nav a.top-link{display:flex;align-items:center;gap:4px;padding:12px 14px;font-weight:600;font-size:14.5px;color:var(--ink);border-radius:var(--radius);}
.main-nav a.top-link:hover{color:var(--teal-dark);}
.has-mega{position:relative;}
.mega{
  position:absolute;top:100%;left:50%;transform:translateX(-50%);
  background:var(--white);box-shadow:var(--shadow-lg);border-top:3px solid var(--teal);
  padding:26px;display:none;grid-template-columns:repeat(3,220px);gap:6px 28px;width:max-content;max-width:92vw;
}
.mega.wide{grid-template-columns:repeat(4,190px);}
.has-mega:hover .mega, .has-mega:focus-within .mega{display:grid;}
.mega a{display:block;padding:7px 0;font-size:13.5px;color:var(--slate);border-bottom:1px dashed transparent;}
.mega a:hover{color:var(--teal-dark);border-color:var(--stone-dark);}
.mega .mega-title{font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--bronze);margin-bottom:8px;display:block;}
.mega .mega-foot{grid-column:1/-1;border-top:1px solid var(--stone-dark);margin-top:8px;padding-top:12px;display:flex;justify-content:space-between;align-items:center;}
.header-cta{display:flex;align-items:center;gap:12px;}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--radius);font-weight:700;font-size:14px;border:2px solid transparent;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease;white-space:nowrap;}
.btn:hover{transform:translateY(-2px);}
.btn-primary{background:var(--teal);color:var(--white);}
.btn-primary:hover{background:var(--teal-dark);box-shadow:var(--shadow-md);}
.btn-bronze{background:var(--bronze);color:var(--ink);}
.btn-bronze:hover{background:var(--bronze-light);box-shadow:var(--shadow-md);}
.btn-outline{background:transparent;border-color:var(--ink);color:var(--ink);}
.btn-outline:hover{background:var(--ink);color:var(--white);}
.btn-outline-light{background:transparent;border-color:var(--stone);color:var(--stone);}
.btn-outline-light:hover{background:var(--stone);color:var(--ink);}
.btn-sm{padding:8px 16px;font-size:12.5px;}
.call-badge{display:flex;flex-direction:column;line-height:1.2;}
.call-badge small{font-size:11px;color:var(--slate);font-family:var(--font-mono);}
.call-badge strong{font-size:15px;color:var(--ink);}
.menu-toggle{display:none;background:none;border:none;font-size:26px;cursor:pointer;color:var(--ink);}

@media (max-width: 1080px){
  .main-nav{position:fixed;inset:0 0 0 auto;width:min(360px,88vw);background:var(--white);flex-direction:column;align-items:stretch;transform:translateX(100%);transition:transform .25s ease;overflow-y:auto;padding:80px 20px 40px;box-shadow:var(--shadow-lg);}
  .main-nav.open{transform:translateX(0);}
  .main-nav > ul{flex-direction:column;align-items:stretch;gap:0;}
  .mega{position:static;transform:none;box-shadow:none;border-top:none;display:none;grid-template-columns:1fr;padding:6px 0 6px 14px;width:auto;border-left:2px solid var(--stone-dark);}
  .has-mega.mega-open .mega{display:grid;}
  .menu-toggle{display:block;}
  .header-cta .call-badge{display:none;}
  .nav-scrim{position:fixed;inset:0;background:rgba(18,25,27,.5);opacity:0;pointer-events:none;transition:opacity .25s ease;z-index:99;}
  .nav-scrim.show{opacity:1;pointer-events:auto;}
}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink);color:var(--stone);overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(115deg, rgba(95,167,158,.10) 0 2px, transparent 2px 42px),
  radial-gradient(circle at 82% 20%, rgba(185,138,70,.25), transparent 55%);
  pointer-events:none;}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding:76px 24px 64px;}
.hero h1{font-size:clamp(34px,4.6vw,58px);color:var(--white);margin-bottom:22px;}
.hero h1 em{font-style:normal;color:var(--bronze-light);}
.hero p.lead{font-size:18px;color:#C9D2CF;max-width:56ch;margin-bottom:30px;}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px;}
.hero-stats{display:flex;gap:34px;flex-wrap:wrap;}
.hero-stats div{border-left:2px solid var(--bronze);padding-left:14px;}
.hero-stats strong{display:block;font-family:var(--font-display);font-size:30px;color:var(--white);}
.hero-stats span{font-size:12.5px;color:#AEB9B6;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.06em;}
.hero-visual{position:relative;border-radius:6px;overflow:hidden;box-shadow:var(--shadow-lg);}
.hero-visual img{width:100%;height:420px;object-fit:cover;}
.hero-visual .badge-float{position:absolute;bottom:18px;left:18px;background:rgba(18,25,27,.85);backdrop-filter:blur(4px);color:var(--stone);padding:14px 18px;border-left:3px solid var(--bronze);font-size:13px;max-width:260px;}
@media (max-width: 900px){.hero-inner{grid-template-columns:1fr;padding:44px 20px;}.hero-visual img{height:280px;}}

/* breadcrumb strip */
.page-hero{background:var(--ink);color:var(--stone);padding:48px 24px 40px;}
.page-hero h1{color:var(--white);font-size:clamp(28px,3.6vw,44px);margin-bottom:10px;}
.breadcrumb{font-family:var(--font-mono);font-size:12px;color:var(--teal-light);letter-spacing:.03em;}
.breadcrumb a{color:#AEB9B6;}
.breadcrumb a:hover{color:var(--bronze-light);}
.page-hero p.lead{color:#C9D2CF;max-width:70ch;margin-top:10px;}

/* ---------- Sections ---------- */
section{padding:74px 0;}
.section-head{max-width:760px;margin:0 auto 46px;text-align:left;}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-head h2{font-size:clamp(26px,3.2vw,40px);}
.section-alt{background:var(--white);}
.section-dark{background:var(--ink);color:var(--stone);}
.section-dark h2,.section-dark h3{color:var(--white);}
.section-dark .eyebrow{color:var(--bronze-light);}
.section-dark .eyebrow::before{background:linear-gradient(90deg,var(--bronze),var(--teal-light));}

/* ---------- Grids & cards ---------- */
.grid{display:grid;gap:26px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:960px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:620px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}}

.card{background:var(--white);border:1px solid var(--stone-dark);border-radius:var(--radius);overflow:hidden;transition:box-shadow .2s ease, transform .2s ease;display:flex;flex-direction:column;}
.card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);}
.card .card-band{display:flex;height:5px;}
.card .card-band span{flex:1;}
.card .card-band span:nth-child(1){background:var(--teal-dark);}
.card .card-band span:nth-child(2){background:var(--teal);}
.card .card-band span:nth-child(3){background:var(--bronze);}
.card-img{aspect-ratio:4/3;width:100%;object-fit:cover;background:var(--stone-dark);}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1;}
.card-cat{font-family:var(--font-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--bronze);}
.card-body h3{font-size:19px;margin-bottom:4px;}
.card-body p{color:var(--slate);font-size:14.5px;flex:1;}
.card-link{font-weight:700;font-size:13.5px;color:var(--teal-dark);display:inline-flex;align-items:center;gap:6px;margin-top:6px;}
.card-link:hover{color:var(--bronze);}

/* service/product icon tile */
.icon-tile{width:52px;height:52px;border-radius:50%;background:var(--stone);display:flex;align-items:center;justify-content:center;color:var(--teal-dark);flex:none;margin-bottom:14px;font-size:22px;font-weight:700;font-family:var(--font-display);}

/* ---------- Category chips / filter ---------- */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:38px;}
.chip{padding:8px 16px;border:1.5px solid var(--stone-dark);border-radius:30px;font-size:13px;font-weight:600;color:var(--slate);background:var(--white);}
.chip:hover,.chip.active{border-color:var(--teal);color:var(--teal-dark);background:#EAF3F1;}

/* ---------- Search box ---------- */
.search-box{display:flex;max-width:560px;margin:0 auto;box-shadow:var(--shadow-sm);border-radius:var(--radius);overflow:hidden;background:var(--white);}
.search-box input{flex:1;border:none;padding:16px 18px;font-size:15px;font-family:var(--font-body);}
.search-box input:focus{outline:none;}
.search-box button{border:none;background:var(--teal);color:var(--white);padding:0 24px;font-weight:700;cursor:pointer;}
.search-box button:hover{background:var(--teal-dark);}
.no-results{display:none;text-align:center;color:var(--slate);padding:30px 0;}

/* ---------- Why choose us / stats strip ---------- */
.feature-row{display:flex;gap:20px;align-items:flex-start;padding:20px 0;border-bottom:1px solid var(--stone-dark);}
.feature-row:last-child{border-bottom:none;}
.feature-num{font-family:var(--font-mono);color:var(--bronze);font-size:13px;flex:none;width:34px;padding-top:4px;}
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;background:var(--ink);color:var(--stone);padding:44px 24px;border-radius:var(--radius);}
.stat-strip div{text-align:center;}
.stat-strip strong{display:block;font-family:var(--font-display);font-size:clamp(28px,3vw,42px);color:var(--white);}
.stat-strip span{font-size:12px;font-family:var(--font-mono);letter-spacing:.05em;text-transform:uppercase;color:#AEB9B6;}
@media (max-width:760px){.stat-strip{grid-template-columns:repeat(2,1fr);}}

/* ---------- Testimonials ---------- */
.testi-card{background:var(--white);border-left:3px solid var(--bronze);padding:26px 24px;border-radius:var(--radius);box-shadow:var(--shadow-sm);}
.testi-card p.quote{font-family:var(--font-display);font-size:18px;color:var(--ink);margin-bottom:16px;}
.testi-name{font-weight:700;font-size:14px;}
.testi-role{font-size:12.5px;color:var(--slate);font-family:var(--font-mono);}

/* ---------- FAQ accordion ---------- */
.faq-item{border-bottom:1px solid var(--stone-dark);}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:20px 4px;font-family:var(--font-display);font-size:17px;font-weight:600;color:var(--ink);display:flex;justify-content:space-between;align-items:center;cursor:pointer;gap:16px;}
.faq-q:hover{color:var(--teal-dark);}
.faq-q .icon{flex:none;font-size:20px;color:var(--bronze);transition:transform .2s ease;font-family:var(--font-mono);}
.faq-item.open .faq-q .icon{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .25s ease;color:var(--slate);font-size:14.5px;}
.faq-item.open .faq-a{max-height:600px;}
.faq-a-inner{padding:0 4px 20px;}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--teal-dark),var(--teal));color:var(--white);padding:56px 24px;border-radius:var(--radius);position:relative;overflow:hidden;}
.cta-band::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(115deg, rgba(255,255,255,.06) 0 2px, transparent 2px 40px);}
.cta-band-inner{position:relative;display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;}
.cta-band h2{color:var(--white);margin-bottom:6px;font-size:clamp(22px,2.6vw,32px);}
.cta-band p{color:#DCEEEA;margin:0;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- Breadcrumb sidebar / detail layout ---------- */
.detail-layout{display:grid;grid-template-columns:2fr 1fr;gap:48px;align-items:start;}
@media (max-width:900px){.detail-layout{grid-template-columns:1fr;}}
.side-box{background:var(--white);border:1px solid var(--stone-dark);border-radius:var(--radius);padding:24px;margin-bottom:22px;}
.side-box h4{font-size:15px;margin-bottom:14px;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.06em;color:var(--bronze);}
.side-box ul li{padding:8px 0;border-bottom:1px dashed var(--stone-dark);font-size:14px;}
.side-box ul li a:hover{color:var(--teal-dark);}
.spec-table{width:100%;border-collapse:collapse;font-size:14px;}
.spec-table tr{border-bottom:1px solid var(--stone-dark);}
.spec-table td{padding:9px 0;}
.spec-table td:first-child{color:var(--slate);font-family:var(--font-mono);font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;}
.spec-table td:last-child{font-weight:700;text-align:right;}
.feature-list li{position:relative;padding:8px 0 8px 26px;font-size:14.5px;}
.feature-list li::before{content:"";position:absolute;left:0;top:15px;width:12px;height:4px;background:var(--bronze);}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.tag{font-size:11.5px;font-family:var(--font-mono);background:var(--stone);color:var(--slate);padding:5px 11px;border-radius:20px;}

/* prose (blog articles) */
.prose p{font-size:16.5px;color:#2E3639;margin-bottom:1.3em;max-width:74ch;}
.prose h2{margin-top:1.6em;font-size:24px;}
.meta-row{display:flex;gap:18px;flex-wrap:wrap;font-family:var(--font-mono);font-size:12.5px;color:var(--slate);margin-bottom:26px;}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
@media (max-width:640px){.form-grid{grid-template-columns:1fr;}}
.form-grid label{grid-column:1/-1;}
.field{display:flex;flex-direction:column;gap:6px;font-size:13.5px;font-weight:600;}
.field.full{grid-column:1/-1;}
.field input,.field select,.field textarea{padding:13px 14px;border:1.5px solid var(--stone-dark);border-radius:var(--radius);font-family:var(--font-body);font-size:14.5px;background:var(--white);}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);}
.form-note{font-size:12.5px;color:var(--slate);margin-top:10px;}
.form-success{display:none;background:#E8F3EE;border-left:3px solid var(--teal);padding:16px 18px;font-size:14px;margin-top:16px;}

/* city / map list */
.city-pill{display:flex;justify-content:space-between;align-items:center;padding:16px 18px;background:var(--white);border:1px solid var(--stone-dark);border-radius:var(--radius);}
.city-pill:hover{border-color:var(--teal);}
.city-pill strong{font-family:var(--font-display);font-size:17px;}
.city-pill span{font-size:12.5px;color:var(--slate);}

/* ---------- Footer ---------- */
footer.site-footer{background:var(--ink);color:#B9C2BF;padding-top:60px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.1fr;gap:30px;padding-bottom:44px;}
@media (max-width:980px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}
.footer-grid h4{color:var(--white);font-family:var(--font-mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;}
.footer-grid ul li{margin-bottom:10px;font-size:13.5px;}
.footer-grid ul li a:hover{color:var(--bronze-light);}
.footer-brand p{font-size:13.5px;color:#9AA6A3;max-width:32ch;}
.footer-social{display:flex;gap:12px;margin-top:16px;}
.footer-social a{width:34px;height:34px;border:1px solid #3A4548;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;}
.footer-social a:hover{border-color:var(--bronze);color:var(--bronze-light);}
.footer-bottom{border-top:1px solid #2A3437;padding:20px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#8A9592;}
.footer-bottom a:hover{color:var(--bronze-light);}

/* back to top */
.back-to-top{position:fixed;bottom:24px;right:24px;width:46px;height:46px;border-radius:50%;background:var(--teal);color:var(--white);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);border:none;cursor:pointer;font-size:18px;opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:90;}
.back-to-top.show{opacity:1;pointer-events:auto;}

/* whatsapp float */
.wa-float{position:fixed;bottom:24px;left:24px;width:52px;height:52px;border-radius:50%;background:#1EBE5D;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);font-size:24px;z-index:90;}

/* sticky mobile CTA bar */
.mobile-cta-bar{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--ink);padding:10px 16px;z-index:95;gap:10px;box-shadow:0 -6px 20px rgba(0,0,0,.2);}
@media (max-width:760px){.mobile-cta-bar{display:flex;} body{padding-bottom:66px;}}
.mobile-cta-bar .btn{flex:1;}

/* misc utility */
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.small{font-size:13px;color:var(--slate);}
.pill-count{background:var(--bronze);color:var(--ink);font-size:11px;font-weight:800;padding:2px 8px;border-radius:20px;margin-left:6px;}