/* ============================================================
   Implant Education Company — shared stylesheet
   Palette: navy / teal / gold (approved FAQ design)
   ============================================================ */
:root{
  --navy:#12304a;
  --navy-dark:#0c2236;
  --teal:#0e7c7b;
  --teal-dark:#0a5c5b;
  --gold:#c9a227;
  --ink:#232a31;
  --ink-soft:#4a5560;
  --paper:#ffffff;
  --mist:#f4f7f9;
  --line:#dde4ea;
  --radius:10px;
  --maxw:960px;
  --maxw-wide:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}}
body{
  font-family:Georgia,'Times New Roman',serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.65;
  font-size:1.0625rem;
}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4,nav,button,summary,.btn,.crumbs,.toc,.eyebrow,.kicker,.badge,.stat,.fact-bar,.pill,.card-meta,.post-meta,.price,.role{
  font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;
}
a{color:var(--teal-dark)}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:3px solid var(--gold);outline-offset:2px;
}
.skip-link{
  position:absolute;left:-999px;top:auto;
  background:var(--navy);color:#fff;padding:.75rem 1.25rem;z-index:100;
}
.skip-link:focus{left:1rem;top:1rem}
.visually-hidden{
  position:absolute !important;width:1px;height:1px;
  padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);
  white-space:nowrap;border:0;
}

/* ===== Header / Nav ===== */
header.site{
  background:var(--navy);
  position:sticky;top:0;z-index:50;
  box-shadow:0 2px 8px rgba(0,0,0,.18);
}
.nav-wrap{
  max-width:var(--maxw-wide);margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:.65rem 1.25rem;gap:1rem;
}
.brand{
  color:#fff;text-decoration:none;font-weight:700;
  font-size:1.05rem;letter-spacing:.02em;line-height:1.25;
  font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;
}
.brand span{display:block;font-weight:400;font-size:.72rem;color:#bcd0de;letter-spacing:.12em;text-transform:uppercase}
nav.primary{display:flex;align-items:center;gap:.25rem;flex-wrap:wrap;justify-content:flex-end}
nav.primary a{
  color:#e8eef3;text-decoration:none;font-size:.92rem;
  padding:.5rem .65rem;border-radius:6px;
}
nav.primary a:hover{background:rgba(255,255,255,.12)}
nav.primary a[aria-current="page"]{background:rgba(255,255,255,.16);font-weight:600}
.btn{
  display:inline-block;text-decoration:none;font-weight:700;
  border-radius:var(--radius);text-align:center;cursor:pointer;
}
.btn-register{
  background:var(--gold);color:var(--navy-dark);
  padding:.55rem 1.15rem;font-size:.95rem;border:2px solid var(--gold);
}
.btn-register:hover{background:#d9b23a}
.nav-toggle{
  display:none;background:none;border:2px solid #e8eef3;color:#e8eef3;
  border-radius:6px;padding:.4rem .7rem;font-size:.95rem;
}
@media (max-width: 860px){
  .nav-toggle{display:inline-block}
  nav.primary{display:none;width:100%;flex-direction:column;align-items:stretch}
  nav.primary.open{display:flex}
  nav.primary a{padding:.8rem .65rem;border-top:1px solid rgba(255,255,255,.12)}
  .nav-wrap{flex-wrap:wrap}
}

/* ===== Hero ===== */
.hero{
  background:linear-gradient(160deg,var(--navy) 0%,var(--navy-dark) 100%);
  color:#fff;padding:3rem 1.25rem 2.5rem;
}
.hero-inner{max-width:var(--maxw);margin:0 auto}
.hero-split{
  max-width:var(--maxw-wide);margin:0 auto;
  display:grid;grid-template-columns:7fr 5fr;gap:2.5rem;align-items:center;
}
.hero-split picture,.hero-split img{border-radius:var(--radius)}
.hero-split img{box-shadow:0 10px 30px rgba(0,0,0,.35);object-fit:cover;max-height:520px;width:100%}
@media (max-width: 860px){
  .hero-split{grid-template-columns:1fr;gap:1.75rem}
  .hero-split img{max-height:340px}
}
.kicker,.eyebrow{
  font-size:.82rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
}
.kicker{color:#ffd76a;margin-bottom:.9rem}
.eyebrow{color:var(--teal-dark);margin-bottom:.5rem}
.crumbs{font-size:.85rem;color:#a8bfd0;margin-bottom:1rem}
.crumbs a{color:#cfdde8}
.hero h1{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.2;margin-bottom:.9rem}
.hero p.lede{max-width:46em;color:#dbe6ee;font-size:1.05rem}
.hero p.lede a{color:#ffd76a;font-weight:700;text-decoration:none}
.hero p.lede a:hover{text-decoration:underline}
.hero-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1.5rem}
.btn-gold{background:var(--gold);color:var(--navy-dark);padding:.8rem 1.5rem;font-size:1rem;border:2px solid var(--gold)}
.btn-gold:hover{background:#d9b23a}
.btn-ghost{background:transparent;color:#fff;padding:.8rem 1.5rem;font-size:1rem;border:2px solid #fff}
.btn-ghost:hover{background:rgba(255,255,255,.14)}

/* ===== Stat bar (home) / Fact bar (course pages) ===== */
.stat-bar,.fact-pullup{background:var(--navy-dark);padding:0 1.25rem}
.stat-bar-inner,.fact-bar{
  max-width:var(--maxw-wide);margin:0 auto;
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.12);
}
.stat,.fact-bar>div{
  background:var(--navy-dark);color:#b9c9d6;
  padding:1.1rem 1rem;text-align:center;font-size:.85rem;
}
.stat b,.fact-bar b{
  display:block;color:#fff;font-size:1.3rem;letter-spacing:.01em;
}
.stat span,.fact-bar span{display:block;margin-top:.15rem}
.fact-note{font-size:.75rem;color:#8ba3b5}
.fact-pullup{padding-bottom:1.25rem}
@media (max-width: 700px){
  .stat-bar-inner,.fact-bar{grid-template-columns:repeat(2,1fr)}
}

/* ===== Sections ===== */
.section{padding:3rem 1.25rem}
.section.tint{background:var(--mist)}
.section-inner{max-width:var(--maxw);margin:0 auto}
.section-inner.wide{max-width:var(--maxw-wide)}
.section h2{color:var(--navy);font-size:clamp(1.35rem,3vw,1.75rem);line-height:1.25;margin-bottom:1rem}
.section h3{color:var(--navy);font-size:1.15rem;margin:1.5rem 0 .5rem}
.section p{margin-bottom:.9rem}
.section ol,.section ul{margin:.25rem 0 1rem 1.4rem}
.section li{margin-bottom:.5rem}

/* ===== Cards ===== */
.card-grid{display:grid;gap:1.5rem;grid-template-columns:repeat(3,1fr)}
.card-grid.two{grid-template-columns:repeat(2,1fr)}
@media (max-width: 980px){.card-grid,.card-grid.two{grid-template-columns:1fr 1fr}}
@media (max-width: 680px){.card-grid,.card-grid.two{grid-template-columns:1fr}}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:0 2px 8px rgba(18,48,74,.06);
}
.card img{width:100%;height:220px;object-fit:cover}
.card-body{padding:1.25rem;display:flex;flex-direction:column;flex:1}
.card-body h3{margin:.35rem 0 .5rem;font-size:1.12rem;color:var(--navy)}
.card-body p{font-size:.98rem;margin-bottom:.75rem}
.card-meta{
  display:flex;gap:.4rem;flex-wrap:wrap;align-items:center;
  font-size:.85rem;color:var(--ink-soft);margin-bottom:.5rem;
}
.card-cta{margin-top:auto;padding-top:.75rem}
.price{font-size:1.25rem;font-weight:700;color:var(--navy);margin-bottom:.35rem}
.price small{font-weight:400;font-size:.8rem;color:var(--ink-soft)}
.badge{
  display:inline-block;font-size:.75rem;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;
  border-radius:999px;padding:.28rem .8rem;
}
.badge-track{background:var(--mist);color:var(--teal-dark);border:1px solid var(--line)}
.badge-limited{background:#fdf3d7;color:#7a5c05;border:1px solid #ecd9a0}
.badge-soon{background:#e7f2f2;color:#0a5c5b;border:1px solid #bcdcdc}
.pill{
  display:inline-block;font-size:.8rem;font-weight:700;border-radius:999px;
  padding:.3rem .85rem;background:var(--mist);color:var(--navy);border:1px solid var(--line);
}

/* ===== Buttons (content) ===== */
.btn-primary{background:var(--teal);color:#fff;padding:.7rem 1.3rem;font-size:.95rem;border:2px solid var(--teal)}
.btn-primary:hover{background:var(--teal-dark);border-color:var(--teal-dark)}
.btn-outline{background:#fff;color:var(--navy);padding:.7rem 1.3rem;font-size:.95rem;border:2px solid var(--navy)}
.btn-outline:hover{background:var(--mist)}
.btn-navy{background:var(--navy);color:#fff;padding:.75rem 1.4rem;font-size:1rem;border:2px solid var(--navy)}
.btn-navy:hover{background:var(--navy-dark);border-color:var(--navy-dark)}

/* ===== Checklist ===== */
.checklist{list-style:none;margin-left:0 !important}
.checklist li{
  position:relative;padding-left:2rem;margin-bottom:.75rem;
}
.checklist li::before{
  content:"✓";position:absolute;left:0;top:.05rem;
  color:var(--teal);font-weight:700;font-size:1.1rem;
  font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;
}

/* ===== Gallery ===== */
.gallery{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1.5rem;
}
@media (max-width: 680px){.gallery{grid-template-columns:1fr}}
.gallery img{width:100%;height:230px;object-fit:cover;border-radius:var(--radius)}

/* ===== Course date tables (rendered by courses-data.js) ===== */
.dates-table{width:100%;border-collapse:collapse;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;font-size:.95rem}
.dates-table th{
  text-align:left;background:var(--navy);color:#fff;
  padding:.7rem .9rem;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;
}
.dates-table td{padding:.8rem .9rem;border-bottom:1px solid var(--line);vertical-align:middle}
.dates-table tr:nth-child(even) td{background:var(--mist)}
.dates-table .btn{padding:.45rem 1rem;font-size:.88rem}
.seat-badge{
  display:inline-block;font-size:.78rem;font-weight:700;border-radius:999px;
  padding:.22rem .7rem;margin-left:.5rem;white-space:nowrap;
}
.seat-badge.limited{background:#fdf3d7;color:#7a5c05;border:1px solid #ecd9a0}
.seat-badge.soldout{background:#f7dede;color:#8c2f2f;border:1px solid #e8b9b9}
@media (max-width: 680px){
  .dates-table thead{display:none}
  .dates-table,.dates-table tbody,.dates-table tr,.dates-table td{display:block;width:100%}
  .dates-table tr{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:.85rem;overflow:hidden}
  .dates-table td{border-bottom:0;padding:.5rem .9rem}
  .dates-table td:first-child{background:var(--mist);font-weight:700}
}

/* ===== Instructor cards ===== */
.instructor-card{
  display:grid;grid-template-columns:220px 1fr;gap:1.5rem;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem;margin-bottom:1.5rem;align-items:start;
}
@media (max-width: 680px){.instructor-card{grid-template-columns:1fr}}
.instructor-card img{width:100%;border-radius:var(--radius);object-fit:cover;aspect-ratio:1/1.05}
.instructor-card h3{margin-top:0}
.instructor-card .role{
  font-size:.85rem;font-weight:700;color:var(--teal-dark);
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:.75rem;
}

/* ===== Video slot ===== */
.video-slot{
  background:var(--navy-dark);color:#8ba3b5;border-radius:var(--radius);
  aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;
  text-align:center;padding:1rem;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;
  font-size:.95rem;margin:1.5rem 0;
}
.video-slot iframe{width:100%;height:100%;border:0;border-radius:var(--radius)}

/* ===== Notices ===== */
.notice{border-radius:var(--radius);padding:1.15rem 1.35rem;margin:1.25rem 0}
.notice h3{margin:0 0 .5rem;font-size:1.02rem}
.notice p{margin-bottom:0;font-size:.98rem}
.notice-caution{background:#fdf6e3;border:1.5px solid #e3c968}
.notice-caution h3{color:#7a5c05}
.notice-info{background:var(--mist);border:1.5px solid var(--line)}
.notice-info h3{color:var(--navy)}

/* ===== Forms ===== */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.75rem;box-shadow:0 2px 10px rgba(18,48,74,.07);
}
.section.tint .form-card{border-color:#cfd9e1}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width: 680px){.form-grid{grid-template-columns:1fr}}
/* the [hidden] attribute must beat component display rules (payment option, AZ acknowledgement) */
[hidden]{display:none !important}
.field{display:flex;flex-direction:column;min-width:0}
.field.full{grid-column:1 / -1}
.field label{
  font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;
  font-size:.9rem;font-weight:600;color:var(--navy);margin-bottom:.35rem;
}
.field input,.field select,.field textarea{
  width:100%;max-width:100%;min-width:0;
  font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;
  font-size:1rem;padding:.65rem .75rem;color:var(--ink);
  border:1.5px solid var(--line);border-radius:6px;background:#fff;
}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--teal)}
.field select:disabled{background:var(--mist);color:var(--ink-soft)}
.req{color:#b23b3b;font-weight:700}
.hint{font-size:.85rem;color:var(--ink-soft);margin-top:.35rem;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif}
.form-actions{margin-top:1.5rem}
.field input[type="checkbox"]{width:1.15rem;height:1.15rem;accent-color:var(--teal)}
#azAckField label{display:flex;gap:.6rem;align-items:flex-start;font-weight:400;font-size:.95rem;line-height:1.5}

/* ===== FAQ accordions ===== */
details.faq,section.faq-group details{
  border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:.75rem;background:#fff;overflow:hidden;
}
details.faq[open],section.faq-group details[open]{border-color:var(--teal);box-shadow:0 2px 10px rgba(14,124,123,.08)}
details.faq summary,section.faq-group summary{
  list-style:none;cursor:pointer;
  padding:1rem 3rem 1rem 1.15rem;position:relative;
  font-weight:600;font-size:1rem;color:var(--navy);line-height:1.4;
}
details.faq summary::-webkit-details-marker,section.faq-group summary::-webkit-details-marker{display:none}
details.faq summary::after,section.faq-group summary::after{
  content:"+";position:absolute;right:1.1rem;top:50%;
  transform:translateY(-50%);
  font-size:1.4rem;font-weight:400;color:var(--teal);line-height:1;
}
details.faq[open] summary::after,section.faq-group details[open] summary::after{content:"–"}
details.faq summary:hover,section.faq-group summary:hover{background:var(--mist)}
.answer{padding:0 1.15rem 1.15rem;color:var(--ink)}
.answer p{margin-bottom:.85rem}
.answer p:last-child{margin-bottom:0}
.answer ul{margin:.25rem 0 .85rem 1.4rem}
.answer li{margin-bottom:.5rem}
.answer strong{color:var(--navy)}

/* ===== CTA band ===== */
.cta-band{
  background:linear-gradient(160deg,var(--teal) 0%,var(--teal-dark) 100%);
  color:#fff;border-radius:var(--radius);
  padding:2rem 1.5rem;margin-top:1rem;text-align:center;
}
.cta-band h2{color:#fff !important;font-size:1.45rem;margin-bottom:.75rem}
.cta-band p{max-width:44em;margin:0 auto 1.25rem;color:#e4f2f1}
.cta-actions{display:flex;gap:.75rem;justify-content:center;flex-wrap:wrap}
.btn-solid{background:#fff;color:var(--teal-dark);padding:.75rem 1.4rem;font-size:1rem;border:2px solid #fff}
.btn-solid:hover{background:#eef7f6}
.cta-band .btn-ghost{padding:.75rem 1.4rem}
.cta-phone{margin-top:1rem;font-size:1.05rem}
.cta-phone a{color:#ffd76a;font-weight:700;text-decoration:none}
.cta-phone a:hover{text-decoration:underline}

/* ===== Blog ===== */
.post-meta{font-size:.85rem;color:var(--ink-soft);margin-bottom:.6rem}
article.post h2{margin-top:2rem}
article.post img{border-radius:var(--radius);margin:1.25rem 0}

/* ===== Footer ===== */
footer.site{
  background:var(--navy-dark);color:#b9c9d6;
  padding:2.25rem 1.25rem;font-size:.92rem;
}
.foot-inner{max-width:var(--maxw-wide);margin:0 auto;display:grid;gap:1.5rem;grid-template-columns:2fr 1fr 1fr}
@media (max-width:700px){.foot-inner{grid-template-columns:1fr}}
footer.site h3{color:#fff;font-size:1rem;margin-bottom:.6rem;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif}
footer.site a{color:#cfdde8}
footer.site ul{list-style:none}
footer.site li{margin-bottom:.4rem}
.pace{
  max-width:var(--maxw-wide);margin:1.75rem auto 0;padding-top:1.25rem;
  border-top:1px solid rgba(255,255,255,.15);
  font-size:.85rem;color:#93a8b8;
}
.legal{max-width:var(--maxw-wide);margin:1rem auto 0;font-size:.82rem;color:#7e94a5}


/* ===== Partner / sponsor logos ===== */
.sponsors{background:var(--mist);border-top:1px solid var(--line)}
.sponsor-note{font-size:.98rem;color:var(--ink-soft);margin-bottom:1.75rem;max-width:62ch}
.sponsor-tile{background:#fff;border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;padding:1.1rem 1.35rem}
.sponsor-tile img{max-width:100%;height:auto;display:block}
.sponsor-lead{display:flex;justify-content:center;margin:0 0 1.9rem}
.sponsor-lead .sponsor-tile{padding:1.9rem 2.75rem;max-width:520px;width:100%}
.sponsor-lead-label{text-align:center;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;font-weight:700;color:var(--teal);margin:0 0 .6rem}
.sponsor-row{list-style:none;margin:0;padding:0;display:grid;gap:1.15rem;grid-template-columns:repeat(4,1fr)}
@media (max-width:820px){.sponsor-row{grid-template-columns:repeat(2,1fr)}}
@media (max-width:400px){.sponsor-row{grid-template-columns:1fr}}

/* Nobel Biocare strip used on each course page */
.system-strip{display:flex;align-items:center;gap:1.4rem;flex-wrap:wrap;background:var(--mist);border:1px solid var(--line);border-radius:var(--radius);padding:1.15rem 1.35rem;margin:1.5rem 0}
.system-strip .system-logo{background:#fff;border:1px solid var(--line);border-radius:8px;padding:.7rem 1rem;flex:0 0 auto}
.system-strip .system-logo img{display:block;max-width:220px;height:auto}
.system-strip p{margin:0;font-size:.97rem;flex:1 1 260px;min-width:0}
@media (max-width:560px){.system-strip{flex-direction:column;align-items:flex-start}}

/* ===== Logo lockups ===== */
.brand img{display:block;height:38px;width:auto;margin-bottom:.15rem}
.brand span{display:block;font-weight:400;font-size:.7rem;color:#bcd0de;
  letter-spacing:.12em;text-transform:uppercase}
@media (max-width:520px){.brand img{height:31px}.brand span{font-size:.62rem}}
footer.site h3.brandmark{margin:0 0 .7rem}
footer.site .foot-logo{display:block;height:98px;width:auto}
@media (max-width:700px){footer.site .foot-logo{height:82px}}