/* ==========================================================================
   Oea Healthcare — Design System
   ========================================================================== */

:root{
  --teal-900:#014A55;
  --teal-800:#013840;
  --teal-700:#0B5C68;
  --sage:#A7CDCC;
  --sage-tint:#E9F2F1;
  --sage-tint-2:#F3F8F7;
  --bg:#F6F6F6;
  --white:#FFFFFF;
  --ink:#17282B;
  --muted:#59696C;
  --border:#DDE7E6;
  --shadow:0 12px 32px -16px rgba(1,58,64,0.28);
  --shadow-sm:0 4px 14px -8px rgba(1,58,64,0.22);
  --radius:14px;
  --radius-sm:8px;
  --maxw:1240px;
  --nav-h:76px;
  --util-h:40px;
}

.skip-link{
  position:absolute; left:-9999px; top:0; background:var(--teal-900); color:var(--white);
  padding:12px 20px; z-index:1000; border-radius:0 0 8px 0; font-weight:600;
}
.skip-link:focus{left:0;}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  color:var(--teal-900);
  line-height:1.18;
  margin:0 0 0.6em;
  font-weight:600;
}
h1{font-size:clamp(2.1rem,4vw,3.4rem); font-weight:700; letter-spacing:-0.01em;}
h2{font-size:clamp(1.6rem,2.6vw,2.3rem); font-weight:700; letter-spacing:-0.01em;}
h3{font-size:1.25rem;}
p{margin:0 0 1em; color:var(--muted);}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;}
li{list-style:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}

.container{max-width:var(--maxw); margin:0 auto; padding:0 24px;}
.section{padding:88px 0;}
.section--tight{padding:56px 0;}
.section--sage{background:var(--sage-tint-2);}
.section--dark{background:var(--teal-900); color:var(--sage-tint);}
.section--dark h2, .section--dark h3{color:var(--white);}
.section--dark p{color:#CFE3E1;}

.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:0.78rem; font-weight:700; letter-spacing:0.08em; text-transform:uppercase;
  color:var(--teal-700); background:var(--sage-tint); border:1px solid var(--sage);
  padding:7px 14px; border-radius:999px; margin-bottom:18px;
}
.section--dark .eyebrow{background:rgba(255,255,255,0.08); border-color:rgba(255,255,255,0.25); color:var(--sage);}

.lede{font-size:1.15rem; max-width:640px;}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:14px 28px; border-radius:999px; font-weight:600; font-size:0.96rem;
  border:2px solid transparent; transition:all .18s ease; white-space:nowrap;
}
.btn-primary{background:var(--teal-900); color:var(--white);}
.btn-primary:hover{background:var(--teal-800); transform:translateY(-1px);}
.btn-outline{border-color:var(--teal-900); color:var(--teal-900); background:transparent;}
.btn-outline:hover{background:var(--teal-900); color:var(--white);}
.btn-light{background:var(--white); color:var(--teal-900);}
.btn-light:hover{background:var(--sage-tint);}
.btn-outline-light{border-color:rgba(255,255,255,0.55); color:var(--white); background:transparent;}
.btn-outline-light:hover{background:rgba(255,255,255,0.12);}
.btn-sm{padding:10px 20px; font-size:0.88rem;}
.btn-row{display:flex; gap:14px; flex-wrap:wrap; margin-top:8px;}

/* ---------------- Utility top bar ---------------- */
.utility-bar{
  background:var(--teal-900); color:#CFE3E1; font-size:0.82rem;
  padding:8px 0;
}
.utility-bar .container{display:flex; align-items:center; justify-content:center; gap:16px; flex-wrap:wrap;}
.utility-bar a{color:#CFE3E1;}
.utility-bar a:hover{color:var(--white);}
.utility-links{display:flex; gap:22px; flex-wrap:wrap; align-items:center;}
.utility-links span, .utility-links a{display:inline-flex; align-items:center; gap:6px;}
.utility-tag{color:#8FBAB6; letter-spacing:0.03em;}

/* ---------------- Header / Nav ---------------- */
header.site-header{
  position:sticky; top:0; z-index:100; background:var(--white);
  border-bottom:1px solid var(--border);
}
.nav-wrap{
  display:flex; align-items:center; justify-content:space-between;
  min-height:var(--nav-h); gap:24px;
}
.brand{display:flex; align-items:center; gap:10px; flex-shrink:0;}
.brand img{width:38px; height:auto;}
.brand-word{font-family:'Poppins',sans-serif; font-weight:700; font-size:1.28rem; color:var(--teal-900); line-height:1.05;}
.brand-word small{display:block; font-family:'Inter',sans-serif; font-weight:600; font-size:0.62rem; letter-spacing:0.16em; color:var(--teal-700); text-transform:uppercase;}

nav.primary-nav{display:flex; align-items:center; gap:2px; flex-wrap:nowrap;}
nav.primary-nav > ul{display:flex; align-items:center; gap:2px;}
nav.primary-nav a.nav-link{
  display:flex; align-items:center; gap:4px;
  padding:10px 14px; font-size:0.86rem; font-weight:600; color:var(--ink);
  border-radius:8px; white-space:nowrap;
}
nav.primary-nav a.nav-link:hover, nav.primary-nav li.active > a.nav-link{color:var(--teal-900); background:var(--sage-tint);}

.has-dropdown{position:relative;}
.dropdown{
  position:absolute; top:100%; left:0; background:var(--white); border:1px solid var(--border);
  border-radius:12px; box-shadow:var(--shadow); padding:10px; min-width:230px;
  opacity:0; visibility:hidden; transform:translateY(6px); transition:all .16s ease;
}
.has-dropdown:hover .dropdown, .has-dropdown:focus-within .dropdown{opacity:1; visibility:visible; transform:translateY(0);}
.dropdown a{display:flex; flex-direction:column; padding:10px 12px; border-radius:8px; font-size:0.88rem; font-weight:600; color:var(--ink);}
.dropdown a small{font-weight:400; color:var(--muted); font-size:0.76rem; margin-top:2px;}
.dropdown a:hover{background:var(--sage-tint); color:var(--teal-900);}

.header-actions{display:flex; align-items:center; gap:14px; flex-shrink:0;}
.header-phone{display:flex; align-items:center; gap:8px; font-weight:700; color:var(--teal-900); font-size:0.92rem;}
.header-phone svg{width:18px; height:18px; flex-shrink:0;}

.nav-toggle{display:none; background:none; border:none; padding:8px;}
.nav-toggle span{display:block; width:24px; height:2px; background:var(--teal-900); margin:5px 0; border-radius:2px;}

/* ---------------- Hero ---------------- */
.hero{
  background:linear-gradient(180deg,var(--sage-tint-2) 0%, var(--white) 100%);
  overflow:hidden;
}
.hero .container{
  display:grid; grid-template-columns:1.05fr 0.95fr; column-gap:56px; row-gap:0;
  grid-template-areas:"top media" "stats media";
  align-items:start;
  padding-top:64px; padding-bottom:64px;
}
.hero-top{grid-area:top;}
.hero-stats{grid-area:stats;}
.hero-media{position:relative; grid-area:media; align-self:center;}
.hero-media img{
  display:block; width:100%; height:auto; max-height:560px; object-fit:cover;
  border-radius:20px; box-shadow:var(--shadow);
}
.hero-badge{
  position:absolute; bottom:-22px; left:-22px; background:var(--white); border-radius:14px;
  box-shadow:var(--shadow-sm); padding:16px 20px; display:flex; align-items:center; gap:12px;
  border:1px solid var(--border);
}
.hero-badge .dot{width:44px; height:44px; border-radius:10px; background:var(--sage-tint); display:flex; align-items:center; justify-content:center; flex-shrink:0;}
.hero-badge strong{display:block; color:var(--teal-900); font-size:0.95rem;}
.hero-badge span{font-size:0.78rem; color:var(--muted);}
.hero-stats{display:flex; gap:28px; margin-top:36px; flex-wrap:wrap;}
.hero-stats div strong{display:block; font-size:1.6rem; font-family:'Poppins',sans-serif; color:var(--teal-900);}
.hero-stats div span{font-size:0.82rem; color:var(--muted);}

/* Page hero (inner pages) */
.page-hero{background:var(--teal-900); color:var(--white); padding:64px 0 56px;}
.page-hero .eyebrow{background:rgba(255,255,255,0.1); border-color:rgba(255,255,255,0.3); color:var(--sage);}
.page-hero h1{color:var(--white); max-width:760px;}
.page-hero p{color:#CFE3E1; max-width:640px; font-size:1.08rem;}
.breadcrumb{font-size:0.82rem; color:#8FBAB6; margin-bottom:18px;}
.breadcrumb a{color:#8FBAB6;} .breadcrumb a:hover{color:var(--white);}

/* ---------------- Trust strip ---------------- */
.trust-strip{border-top:1px solid var(--border); border-bottom:1px solid var(--border); background:var(--white);}
.trust-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:24px; padding:28px 0;}
.trust-item{display:flex; align-items:center; gap:12px;}
.trust-item .ico{width:40px; height:40px; border-radius:10px; background:var(--sage-tint); display:flex; align-items:center; justify-content:center; flex-shrink:0; color:var(--teal-900);}
.trust-item strong{display:block; font-size:0.88rem; color:var(--teal-900);}
.trust-item span{font-size:0.78rem; color:var(--muted);}

/* ---------------- Cards / grids ---------------- */
.grid{display:grid; gap:28px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

.card{
  display:block; background:var(--white); border:1px solid var(--border); border-radius:var(--radius);
  padding:30px; transition:all .2s ease; height:100%;
}
.card:hover{box-shadow:var(--shadow-sm); transform:translateY(-3px); border-color:var(--sage);}
.card .ico{width:52px; height:52px; border-radius:12px; background:var(--sage-tint); display:flex; align-items:center; justify-content:center; margin-bottom:18px; color:var(--teal-900);}
.card h3{margin-bottom:10px;}
.card p{margin-bottom:14px; font-size:0.94rem;}
.card-link{font-weight:700; font-size:0.86rem; color:var(--teal-900); display:inline-flex; align-items:center; gap:6px;}
.card-link:hover{gap:10px;}

.card--photo{padding:0; overflow:hidden;}
.card--photo img{width:100%; height:210px; object-fit:cover;}
.card--photo .card-body{padding:24px;}

/* Section heading row */
.section-head{display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:44px; flex-wrap:wrap;}
.section-head .lede{margin:0;}

/* Two column feature */
.feature{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center;}
.feature img{border-radius:18px; box-shadow:var(--shadow-sm); width:100%; height:440px; object-fit:cover;}
.feature-list{display:flex; flex-direction:column; gap:16px; margin:24px 0;}
.feature-list li{display:flex; gap:12px; align-items:flex-start; font-size:0.96rem; color:var(--ink);}
.feature-list .tick{width:22px; height:22px; border-radius:50%; background:var(--teal-900); color:var(--white); display:flex; align-items:center; justify-content:center; flex-shrink:0; font-size:0.7rem; margin-top:2px;}

/* Steps */
.steps{display:grid; grid-template-columns:repeat(4,1fr); gap:24px; counter-reset:step;}
.step{position:relative; padding-top:8px;}
.step::before{
  counter-increment:step; content:counter(step,decimal-leading-zero);
  font-family:'Poppins',sans-serif; font-weight:700; font-size:2rem; color:var(--sage); display:block; margin-bottom:10px;
}

/* Placeholder markers (case studies / team) */
.placeholder-flag{
  display:inline-flex; align-items:center; gap:6px; font-size:0.72rem; font-weight:700;
  text-transform:uppercase; letter-spacing:0.05em; color:#8A6D1E; background:#FBF1D8; border:1px solid #EFD99B;
  padding:4px 10px; border-radius:999px; margin-bottom:14px;
}
.avatar-placeholder{
  width:100%; height:210px; border-radius:12px; background:var(--sage-tint); display:flex; align-items:center; justify-content:center;
  font-family:'Poppins',sans-serif; font-weight:700; font-size:2.4rem; color:var(--teal-900);
}

/* Calculator */
.calc-wrap{display:grid; grid-template-columns:1fr 1fr; gap:40px;}
.calc-panel{background:var(--white); border:1px solid var(--border); border-radius:var(--radius); padding:34px; box-shadow:var(--shadow-sm);}
.field{margin-bottom:20px;}
.field label{display:block; font-weight:600; font-size:0.88rem; color:var(--teal-900); margin-bottom:8px;}
.field input[type=number], .field input[type=range], .field select{
  width:100%; padding:12px 14px; border:1.5px solid var(--border); border-radius:10px; font-size:0.96rem; font-family:inherit; color:var(--ink); background:var(--white);
}
.field input[type=number]:focus, .field select:focus{outline:none; border-color:var(--teal-900);}
.field .hint{font-size:0.78rem; color:var(--muted); margin-top:6px;}
.radio-row{display:flex; gap:10px; flex-wrap:wrap;}
.radio-row label{
  border:1.5px solid var(--border); border-radius:999px; padding:9px 16px; font-size:0.86rem; font-weight:600; cursor:pointer; display:flex; align-items:center; gap:8px;
}
.radio-row input{accent-color:var(--teal-900);}
.radio-row input:checked + span{color:var(--teal-900);}

.result-panel{background:var(--teal-900); color:var(--white); border-radius:var(--radius); padding:34px; display:flex; flex-direction:column; justify-content:center;}
.result-panel h3{color:var(--white);}
.result-big{font-family:'Poppins',sans-serif; font-size:3rem; font-weight:700; color:var(--white); margin:6px 0;}
.result-sub{color:#CFE3E1; font-size:0.9rem; margin-bottom:24px;}
.result-list{display:flex; flex-direction:column; gap:12px; margin-top:10px;}
.result-list li{display:flex; justify-content:space-between; border-top:1px solid rgba(255,255,255,0.15); padding-top:12px; font-size:0.9rem;}
.result-list li strong{color:var(--white); font-weight:700;}
.result-note{font-size:0.78rem; color:#9FC7C3; margin-top:20px; line-height:1.5;}

/* Table */
.table-wrap{overflow-x:auto; border:1px solid var(--border); border-radius:var(--radius);}
table{width:100%; border-collapse:collapse; min-width:640px;}
th,td{text-align:left; padding:16px 20px; font-size:0.9rem; border-bottom:1px solid var(--border);}
th{background:var(--sage-tint-2); color:var(--teal-900); font-weight:700; font-size:0.8rem; text-transform:uppercase; letter-spacing:0.04em;}
tr:last-child td{border-bottom:none;}

/* Accordion (education/training) */
.accordion-item{border:1px solid var(--border); border-radius:12px; margin-bottom:14px; overflow:hidden;}
.accordion-item summary{
  padding:18px 22px; font-weight:700; color:var(--teal-900); cursor:pointer; list-style:none; display:flex; justify-content:space-between; align-items:center; gap:16px;
}
.accordion-item summary::-webkit-details-marker{display:none;}
.accordion-item summary::after{content:'+'; font-size:1.4rem; color:var(--sage); flex-shrink:0;}
.accordion-item[open] summary::after{content:'\2212';}
.accordion-item .accordion-body{padding:0 22px 20px; color:var(--muted); font-size:0.94rem;}

/* Tags / filters */
.tag-row{display:flex; gap:10px; flex-wrap:wrap; margin-bottom:36px;}
.tag-btn{
  border:1.5px solid var(--border); background:var(--white); padding:9px 18px; border-radius:999px;
  font-size:0.85rem; font-weight:600; color:var(--ink);
}
.tag-btn.active, .tag-btn:hover{background:var(--teal-900); border-color:var(--teal-900); color:var(--white);}
.pill{display:inline-block; font-size:0.72rem; font-weight:700; text-transform:uppercase; letter-spacing:0.04em; background:var(--sage-tint); color:var(--teal-700); padding:5px 12px; border-radius:999px; margin-bottom:12px;}

/* CTA band */
.cta-band{background:var(--teal-900); border-radius:24px; padding:56px; display:flex; justify-content:space-between; align-items:center; gap:32px; flex-wrap:wrap; color:var(--white);}
.cta-band h2{color:var(--white); margin-bottom:8px;}
.cta-band p{color:#CFE3E1; margin:0;}

/* Contact */
.contact-grid{display:grid; grid-template-columns:0.85fr 1.15fr; gap:48px;}
.contact-card{background:var(--sage-tint-2); border-radius:var(--radius); padding:32px; margin-bottom:18px; border:1px solid var(--sage);}
.contact-card h3{margin-bottom:6px; font-size:1.05rem;}
.contact-card p{margin:0;}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:18px;}
.field-input{margin-bottom:18px;}
.field-input label{display:block; font-weight:600; font-size:0.88rem; color:var(--teal-900); margin-bottom:8px;}
.field-input input, .field-input textarea, .field-input select{
  width:100%; padding:13px 14px; border:1.5px solid var(--border); border-radius:10px; font-family:inherit; font-size:0.95rem; color:var(--ink);
}
.field-input textarea{resize:vertical; min-height:130px;}
.field-input input:focus, .field-input textarea:focus, .field-input select:focus{outline:none; border-color:var(--teal-900);}
.map-embed{border-radius:var(--radius); overflow:hidden; border:1px solid var(--border); height:280px; background:var(--sage-tint-2); display:flex; align-items:center; justify-content:center; color:var(--muted); font-size:0.85rem; flex-direction:column; gap:8px;}

/* Footer */
footer.site-footer{background:var(--teal-800); color:#B9D9D6; padding-top:64px;}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:40px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,0.12);}
.footer-brand .brand-word{color:var(--white);}
.footer-brand .brand-word small{color:var(--sage);}
footer p{color:#9FC2BF; font-size:0.9rem;}
.footer-col h4{color:var(--white); font-size:0.85rem; text-transform:uppercase; letter-spacing:0.06em; margin-bottom:18px;}
.footer-col ul{display:flex; flex-direction:column; gap:11px;}
.footer-col a{font-size:0.92rem; color:#B9D9D6;}
.footer-col a:hover{color:var(--white);}
.footer-legal{display:flex; justify-content:space-between; align-items:center; padding:26px 0; gap:16px; flex-wrap:wrap; font-size:0.8rem; color:#82A9A6;}
.footer-legal a{color:#82A9A6;}
.footer-legal a:hover{color:var(--white);}
.footer-social{display:flex; gap:10px;}
.footer-social a{width:36px; height:36px; border-radius:50%; background:rgba(255,255,255,0.08); display:flex; align-items:center; justify-content:center;}
.footer-social a:hover{background:var(--sage); color:var(--teal-900);}

/* Utility */
.center{text-align:center; margin-left:auto; margin-right:auto;}
.mt-0{margin-top:0;}
.mb-0{margin-bottom:0;}

/* ---------------- Responsive ---------------- */
@media (max-width:1080px){
  nav.primary-nav{display:none;}
  .nav-toggle{display:block;}
  .header-phone span{display:none;}
  .hero .container{grid-template-columns:1fr; grid-template-areas:"top" "media" "stats"; row-gap:32px;}
  .hero-media{align-self:auto;}
  .feature{grid-template-columns:1fr;}
  .feature img{height:320px;}
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .trust-grid{grid-template-columns:repeat(2,1fr);}
  .calc-wrap{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .form-row{grid-template-columns:1fr;}

  nav.primary-nav.open{
    display:flex; position:absolute; top:100%; left:0; right:0; background:var(--white);
    flex-direction:column; border-top:1px solid var(--border); box-shadow:var(--shadow);
    padding:12px; max-height:80vh; overflow-y:auto;
  }
  nav.primary-nav.open > ul{flex-direction:column; width:100%; align-items:stretch; gap:0;}
  nav.primary-nav.open a.nav-link{width:100%; padding:14px 12px; border-radius:8px;}
  .has-dropdown .dropdown{
    position:static; opacity:1; visibility:visible; transform:none; box-shadow:none; border:none;
    display:none; padding-left:16px;
  }
  .has-dropdown.open .dropdown{display:flex; flex-direction:column;}
}
@media (max-width:720px){
  .section{padding:56px 0;}
  .grid-4, .grid-3, .grid-2{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .cta-band{padding:36px 24px; text-align:center; justify-content:center;}
  .section-head{flex-direction:column; align-items:flex-start;}
  .utility-bar .container{justify-content:center; text-align:center;}
}

@media (max-width:480px){
  .container{padding:0 16px;}
  .brand-word{font-size:1.05rem;}
  .brand-word small{display:none;}
  .brand img{width:32px;}
  .header-actions{gap:8px;}
  .header-actions .btn-primary{display:none;}
  .nav-wrap{gap:8px;}
  .utility-bar{font-size:0.72rem;}
  .utility-links{gap:12px;}
}