/* ==========================================================================
   Lexan Solutions Ltd — Design System
   ========================================================================== */

:root{
  --navy-deep:#0C1724;
  --navy-slate:#182838;
  --off-white:#F7F5F0;
  --white:#FFFFFF;
  --teal:#1F5C42;
  --mint:#8FAE87;
  --amber:#F2A65A;
  --grey:#E8ECEF;
  --charcoal:#26333D;

  --font-display:'Sora', 'Manrope', 'Plus Jakarta Sans', sans-serif;
  --font-body:'Inter', 'DM Sans', sans-serif;

  --container:1240px;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:24px;
  --shadow-soft:0 20px 50px -20px rgba(12,23,36,0.25);
  --shadow-card:0 10px 30px -15px rgba(12,23,36,0.18);
  --ease:cubic-bezier(.16,.8,.3,1);
  --dur:.6s;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

body{
  margin:0;
  font-family:var(--font-body);
  color:var(--charcoal);
  background:var(--off-white);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
  font-size:17px;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--navy-deep);
  line-height:1.15;
  margin:0 0 .5em;
  font-weight:700;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.4rem,5vw,3.8rem);}
h2{font-size:clamp(1.9rem,3.4vw,2.6rem);}
h3{font-size:clamp(1.3rem,2.2vw,1.6rem);}
p{margin:0 0 1.1em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
@media (max-width:768px){
  .section{padding:64px 0;}
  body{font-size:16px;}
}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-display);
  font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--teal);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--amber);display:inline-block;}

.lede{font-size:1.15rem;color:var(--charcoal);opacity:.85;max-width:640px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 28px;border-radius:999px;font-weight:600;font-size:.98rem;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s,color .35s,border-color .35s;
  font-family:var(--font-body);
}
.btn:focus-visible{outline:3px solid var(--mint);outline-offset:2px;}
.btn-primary{background:var(--teal);color:var(--white);}
.btn-primary:hover{background:var(--navy-deep);transform:translateY(-2px);box-shadow:var(--shadow-soft);}
.btn-secondary{background:transparent;color:var(--navy-deep);border-color:var(--navy-deep);}
.btn-secondary:hover{background:var(--navy-deep);color:var(--white);transform:translateY(-2px);}
.btn-light{background:var(--white);color:var(--navy-deep);}
.btn-light:hover{background:var(--amber);color:var(--navy-deep);transform:translateY(-2px);}
.btn-ghost{background:transparent;color:var(--teal);padding:8px 0;border-radius:0;}
.btn-ghost::after{content:"→";transition:transform .3s var(--ease);margin-left:4px;display:inline-block;}
.btn-ghost:hover::after{transform:translateX(5px);}
.btn-block{width:100%;}
.btn-sm{padding:10px 18px;font-size:.88rem;}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(247,245,240,0.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(12,23,36,0.08);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;max-width:var(--container);margin:0 auto;}
.logo{font-family:var(--font-display);font-weight:800;font-size:1.3rem;color:var(--navy-deep);display:flex;align-items:center;gap:10px;}
.logo .dot{width:9px;height:9px;border-radius:50%;background:var(--teal);}
.logo small{display:block;font-family:var(--font-body);font-weight:500;font-size:.6rem;letter-spacing:.12em;text-transform:uppercase;color:var(--teal);}
.nav-links{display:flex;gap:34px;align-items:center;}
.nav-links a{font-weight:600;font-size:.95rem;color:var(--charcoal);position:relative;padding:4px 0;}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--teal);transition:width .3s var(--ease);}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--teal);}
.nav-cta{display:flex;align-items:center;gap:18px;}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;z-index:1100;}
.nav-toggle span{display:block;width:26px;height:2px;background:var(--navy-deep);margin:6px 0;transition:transform .3s var(--ease),opacity .3s var(--ease);}
.nav-toggle.open span:nth-child(1){transform:translateY(8px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg);}

.mobile-menu{
  position:fixed;inset:0;background:var(--navy-deep);z-index:1050;
  display:flex;flex-direction:column;justify-content:center;padding:40px;
  transform:translateY(-100%);opacity:0;transition:transform .5s var(--ease),opacity .4s var(--ease);
  pointer-events:none;
}
.mobile-menu.open{transform:translateY(0);opacity:1;pointer-events:auto;}
.mobile-menu a{
  display:block;color:var(--off-white);font-family:var(--font-display);
  font-size:1.9rem;font-weight:700;padding:14px 0;border-bottom:1px solid rgba(255,255,255,0.08);
  opacity:0;transform:translateX(30px);transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.mobile-menu.open a{opacity:1;transform:translateX(0);}
.mobile-menu a:nth-child(1){transition-delay:.08s;}
.mobile-menu a:nth-child(2){transition-delay:.13s;}
.mobile-menu a:nth-child(3){transition-delay:.18s;}
.mobile-menu a:nth-child(4){transition-delay:.23s;}
.mobile-menu a:nth-child(5){transition-delay:.28s;}
.mobile-menu a:nth-child(6){transition-delay:.33s;}
.mobile-menu .btn{margin-top:24px;}
@media (max-width:960px){
  .nav-links{display:none;}
  .nav-cta .btn-secondary{display:none;}
  .nav-toggle{display:block;}
}

/* ---------- Announcement bar ---------- */
.announce{background:var(--navy-deep);color:var(--off-white);text-align:center;font-size:.85rem;padding:9px 16px;letter-spacing:.02em;}
.announce a{color:var(--mint);font-weight:600;border-bottom:1px solid rgba(114,212,195,.4);}

/* ---------- Hero ---------- */
.hero{background:var(--navy-deep);color:var(--off-white);position:relative;overflow:hidden;padding:120px 0 90px;}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;position:relative;z-index:2;}
.hero h1{color:var(--white);}
.hero .lede{color:rgba(247,245,240,0.78);}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-top:32px;}
.hero-credibility{margin-top:36px;display:flex;align-items:center;gap:12px;font-size:.9rem;color:var(--mint);font-weight:600;}
.hero-credibility svg{flex-shrink:0;}
.hero-visual{position:relative;height:440px;}
#hero-network{width:100%;height:100%;}
@media (max-width:960px){
  .hero .container{grid-template-columns:1fr;}
  .hero-visual{height:280px;order:-1;}
  .hero{padding:60px 0 60px;}
}

/* ---------- Sections generic ---------- */
.section-head{max-width:720px;margin-bottom:56px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.bg-navy{background:var(--navy-deep);color:var(--off-white);}
.bg-navy h2, .bg-navy h3{color:var(--white);}
.bg-navy .lede{color:rgba(247,245,240,.78);}
.bg-slate{background:var(--navy-slate);color:var(--off-white);}
.bg-slate h2,.bg-slate h3{color:var(--white);}
.bg-white{background:var(--white);}
.bg-grey{background:var(--grey);}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease);}
.reveal.in{opacity:1;transform:translateY(0);}
.stagger > *{transition-delay:calc(var(--i,0) * 90ms);}

/* ---------- Grids ---------- */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:32px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.grid-6{display:grid;grid-template-columns:repeat(6,1fr);gap:20px;}
@media (max-width:960px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr 1fr;}
  .grid-6{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:640px){
  .grid-2,.grid-3,.grid-4,.grid-6{grid-template-columns:1fr;}
}

/* ---------- Cards ---------- */
.card{
  background:var(--white);border-radius:var(--radius-md);padding:32px;
  border:1px solid rgba(12,23,36,0.06);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s var(--ease);
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card);border-color:var(--teal);}
.card .icon{
  width:52px;height:52px;border-radius:14px;background:rgba(37,168,154,.1);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;color:var(--teal);
  transition:background .3s,transform .3s;
}
.card:hover .icon{background:var(--teal);color:var(--white);transform:scale(1.06);}
.card h3{margin-bottom:10px;font-size:1.2rem;}
.card p{color:var(--charcoal);opacity:.82;margin-bottom:14px;font-size:.98rem;}
.card-link{font-weight:700;color:var(--teal);font-size:.9rem;display:inline-flex;align-items:center;gap:6px;}
.card-link svg{transition:transform .3s var(--ease);}
.card:hover .card-link svg{transform:translateX(4px);}

/* Industry cards with image */
.industry-card{
  position:relative;border-radius:var(--radius-md);overflow:hidden;height:280px;
  display:flex;align-items:flex-end;padding:26px;color:var(--white);
  background-size:cover;background-position:center;
}
.industry-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,23,36,0) 30%,rgba(12,23,36,.88) 100%);
  transition:background .4s;
}
.industry-card::after{
  content:"";position:absolute;inset:0;border:2px solid transparent;border-radius:var(--radius-md);
  transition:border-color .4s;pointer-events:none;
}
.industry-card:hover::after{border-color:var(--mint);}
.industry-card span{position:relative;font-family:var(--font-display);font-weight:700;font-size:1.15rem;transition:transform .35s var(--ease);}
.industry-card:hover span{transform:translateY(-4px);}

/* ---------- Process timeline ---------- */
.process-track{position:relative;margin-top:60px;}
.process-line{position:absolute;top:26px;left:0;right:0;height:3px;background:var(--grey);border-radius:3px;overflow:hidden;}
.process-line-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--teal),var(--mint));transition:width .3s linear;}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.process-step .num{
  width:54px;height:54px;border-radius:50%;background:var(--white);border:3px solid var(--grey);
  display:flex;align-items:center;justify-content:center;font-family:var(--font-display);font-weight:800;color:var(--navy-deep);
  margin-bottom:18px;transition:border-color .4s,background .4s,color .4s;position:relative;z-index:2;
}
.process-step.active .num{border-color:var(--teal);background:var(--teal);color:var(--white);}
@media (max-width:768px){
  .process-line{display:none;}
  .process-steps{grid-template-columns:1fr;gap:36px;}
}

/* ---------- Diagnostic / challenge selector ---------- */
.challenge-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.challenge-btn{
  text-align:left;padding:18px 20px;border-radius:var(--radius-sm);border:1.5px solid var(--grey);
  background:var(--white);cursor:pointer;font-weight:600;font-size:.96rem;color:var(--navy-deep);
  transition:border-color .3s,background .3s,transform .2s;display:flex;align-items:center;justify-content:space-between;
}
.challenge-btn:hover{border-color:var(--teal);transform:translateX(3px);}
.challenge-btn.active{background:var(--navy-deep);border-color:var(--navy-deep);color:var(--white);}
.challenge-answer{
  margin-top:28px;background:var(--white);border-left:4px solid var(--teal);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  padding:26px 28px;display:none;
}
.challenge-answer.show{display:block;animation:fadeUp .5s var(--ease);}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px);}to{opacity:1;transform:translateY(0);}}
@media (max-width:640px){.challenge-grid{grid-template-columns:1fr;}}

/* ---------- Stats / counters ---------- */
.stat-num{font-family:var(--font-display);font-size:2.6rem;font-weight:800;color:var(--teal);}

/* ---------- FAQ accordion ---------- */
.faq-item{border-bottom:1px solid var(--grey);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;padding:22px 0;
  display:flex;justify-content:space-between;align-items:center;cursor:pointer;
  font-family:var(--font-display);font-weight:700;font-size:1.03rem;color:var(--navy-deep);
}
.faq-q .plus{transition:transform .35s var(--ease);font-size:1.4rem;color:var(--teal);}
.faq-item.open .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease);}
.faq-item.open .faq-a{max-height:400px;}
.faq-a p{padding-bottom:22px;opacity:.85;}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:18px;}
.field.full{grid-column:1/-1;}
.field label{font-weight:600;font-size:.88rem;color:var(--navy-deep);}
.field input,.field select,.field textarea{
  padding:13px 15px;border-radius:var(--radius-sm);border:1.5px solid var(--grey);background:var(--white);
  font-family:var(--font-body);font-size:.96rem;color:var(--charcoal);transition:border-color .3s,box-shadow .3s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(37,168,154,0.12);}
.field .error{color:#C4432C;font-size:.8rem;display:none;}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:#C4432C;}
.field.invalid .error{display:block;}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.86rem;opacity:.85;margin:8px 0 22px;}
.form-note{font-size:.82rem;opacity:.65;margin-top:14px;}
@media (max-width:768px){.form-grid{grid-template-columns:1fr;}}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-deep);color:rgba(247,245,240,0.75);padding:80px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:56px;}
.footer-grid h4{color:var(--off-white);font-family:var(--font-display);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:18px;}
.footer-grid a{display:block;padding:6px 0;font-size:.94rem;transition:color .3s,transform .3s;}
.footer-grid a:hover{color:var(--mint);transform:translateX(3px);}
.footer-bottom{border-top:1px solid rgba(247,245,240,0.12);padding-top:26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;font-size:.82rem;}
.footer-bottom a{opacity:.8;}
.social-row{display:flex;gap:14px;}
.social-row a{width:38px;height:38px;border-radius:50%;background:rgba(247,245,240,.08);display:flex;align-items:center;justify-content:center;transition:background .3s,transform .3s;}
.social-row a:hover{background:var(--teal);transform:translateY(-3px);}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}

/* ---------- Cookie banner ---------- */
.cookie-banner{
  position:fixed;left:20px;right:20px;bottom:20px;max-width:520px;z-index:2000;
  background:var(--navy-deep);color:var(--off-white);border-radius:var(--radius-md);padding:24px 26px;
  box-shadow:var(--shadow-soft);transform:translateY(140%);transition:transform .5s var(--ease);
}
.cookie-banner.show{transform:translateY(0);}
.cookie-banner p{font-size:.88rem;opacity:.85;margin-bottom:16px;}
.cookie-actions{display:flex;gap:12px;}

/* ---------- Misc utility ---------- */
.tag{display:inline-block;background:rgba(37,168,154,.1);color:var(--teal);font-weight:700;font-size:.74rem;letter-spacing:.05em;text-transform:uppercase;padding:6px 12px;border-radius:999px;margin-right:8px;margin-bottom:8px;}
.divider{height:1px;background:var(--grey);margin:60px 0;}
.center{text-align:center;}
.mt-0{margin-top:0;}
.badge-list{display:flex;flex-wrap:wrap;gap:10px;}
.placeholder-note{background:rgba(242,166,90,.12);border:1px dashed var(--amber);border-radius:var(--radius-sm);padding:14px 18px;font-size:.85rem;color:var(--navy-deep);}
.skip-link{position:absolute;left:-999px;top:0;background:var(--teal);color:#fff;padding:10px 16px;z-index:3000;}
.skip-link:focus{left:10px;top:10px;}

/* Flow labels (interface-style chips used across site) */
.flow-chip{
  display:inline-flex;align-items:center;gap:6px;background:var(--white);border:1px solid var(--grey);
  border-radius:999px;padding:7px 14px;font-size:.78rem;font-weight:600;color:var(--navy-deep);
  box-shadow:var(--shadow-card);
}
.flow-chip .dot{width:6px;height:6px;border-radius:50%;background:var(--teal);}

/* Breadcrumb */
.breadcrumb{font-size:.82rem;opacity:.6;margin-bottom:18px;}
.breadcrumb a:hover{color:var(--teal);}

/* ---------- Health check ---------- */
.hc-option{
  text-align:left;padding:16px 20px;border-radius:var(--radius-sm);border:1.5px solid var(--grey);
  background:var(--white);cursor:pointer;font-size:.95rem;color:var(--charcoal);font-weight:500;
  transition:border-color .3s,background .3s,color .3s;
}
.hc-option:hover{border-color:var(--teal);}
.hc-option.active{background:var(--navy-deep);border-color:var(--navy-deep);color:#fff;font-weight:600;}
.hc-progress{height:6px;background:var(--grey);border-radius:6px;overflow:hidden;margin-bottom:50px;position:sticky;top:90px;z-index:10;}
.hc-progress-fill{height:100%;width:0%;background:linear-gradient(90deg,var(--teal),var(--mint));transition:width .3s var(--ease);}
.hc-result-box{background:var(--navy-deep);color:#fff;border-radius:var(--radius-lg);padding:56px;text-align:center;}
.hc-result-box h2{color:var(--mint);}

/* ---------- Photo placeholder (used until real photography is supplied) ---------- */
.photo-placeholder{
  aspect-ratio:4/3;
  border-radius:inherit;
  background:linear-gradient(135deg, var(--navy-slate), var(--navy-deep));
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  border:1.5px dashed rgba(143,174,135,.4);
  gap:14px;
}
.photo-placeholder .avatar-circle{
  width:84px;height:84px;border-radius:50%;
  background:rgba(143,174,135,.14);
  border:2px solid var(--mint);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:800;font-size:1.7rem;color:var(--mint);
  letter-spacing:.02em;
}
.photo-placeholder .label{
  font-size:.74rem;letter-spacing:.09em;text-transform:uppercase;
  color:rgba(247,245,240,.55);font-weight:700;
}

/* Page hero (non-home) */
.page-hero{background:var(--navy-deep);color:var(--off-white);padding:80px 0 70px;position:relative;overflow:hidden;}
.page-hero h1{color:var(--white);max-width:820px;}
.page-hero .lede{color:rgba(247,245,240,.78);max-width:640px;}