:root{
  --teal:#0E7C86;
  --teal-deep:#0A5A62;
  --coral:#E4572E;
  --coral-deep:#c8471f;
  --bg:#FFFFFF;
  --surface:#F4F7F7;
  --text:#12201F;
  --muted:#5A6B69;
  --border:#dbe6e5;
  --radius:14px;
  --maxw:1200px;
  --shadow-sm:0 2px 8px rgba(10,90,98,.06);
  --shadow-md:0 12px 32px rgba(10,90,98,.12);
  --font-head:"Bricolage Grotesque",system-ui,sans-serif;
  --font-body:"Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html,body{max-width:100%;overflow-x:hidden}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-body);color:var(--text);
  background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;
}
img,svg,video,iframe{max-width:100%;height:auto}
h1,h2,h3{font-family:var(--font-head);line-height:1.1;margin:0;font-weight:700;letter-spacing:-.01em}
p{margin:0 0 1rem}
a{color:var(--teal);text-decoration:none}
ul{margin:0;padding:0;list-style:none}

.container{max-width:var(--maxw);margin:0 auto;padding:0 20px;width:100%}
.container.narrow{max-width:820px}
.sr-only,.skip-link{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.skip-link:focus{position:fixed;top:8px;left:8px;width:auto;height:auto;clip:auto;background:var(--teal);color:#fff;padding:10px 16px;border-radius:8px;z-index:200}

:focus-visible{outline:3px solid var(--coral);outline-offset:2px;border-radius:4px}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font-head);font-weight:600;font-size:1rem;
  padding:14px 24px;border-radius:10px;cursor:pointer;border:2px solid transparent;
  transition:transform .15s ease,box-shadow .2s ease,background .2s ease;min-height:44px;
}
.btn-cta{background:var(--coral);color:#fff}
.btn-cta:hover{background:var(--coral-deep);transform:translateY(-2px);box-shadow:0 8px 20px rgba(228,87,46,.32)}
.btn-ghost{background:transparent;color:var(--teal);border-color:var(--teal)}
.btn-ghost:hover{background:rgba(14,124,134,.08);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:.95rem}
.btn-block{width:100%}

.eyebrow{font-family:var(--font-head);font-weight:700;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin:0 0 .7rem}
.muted{color:var(--muted)}

/* promo bar */
.promo-bar{
  background:var(--teal-deep);color:#eafafa;font-size:.86rem;
  display:flex;align-items:center;justify-content:center;gap:.6rem;
  padding:9px 16px;flex-wrap:wrap;text-align:center;
}
.promo-bar a{color:#fff;font-weight:700;border-bottom:1px solid rgba(255,255,255,.5)}
.promo-dot{width:8px;height:8px;border-radius:50%;background:var(--coral);flex:0 0 auto}

/* header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);transition:box-shadow .25s ease}
.site-header.scrolled{box-shadow:var(--shadow-sm)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{flex:0 0 auto}
.brand-text{font-family:var(--font-head);font-weight:800;font-size:1.02rem;line-height:1.05;color:var(--teal-deep);letter-spacing:-.02em}
.brand-text em{color:var(--teal);font-style:normal}
.main-nav{display:flex;gap:6px;align-items:center}
.main-nav a{color:var(--text);font-weight:500;font-size:.95rem;padding:8px 12px;border-radius:8px}
.main-nav a:hover{background:var(--surface);color:var(--teal)}
.header-actions{display:flex;align-items:center;gap:12px}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:0;cursor:pointer;padding:0}
.nav-toggle span{display:block;height:2.5px;width:24px;background:var(--teal-deep);border-radius:2px;transition:.25s;margin:0 auto}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* hero */
.hero{position:relative;background:linear-gradient(180deg,#fff 0%,var(--surface) 100%);padding:64px 0 84px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,rgba(14,124,134,.11) 1.5px,transparent 1.6px);background-size:26px 26px;opacity:.55;pointer-events:none;-webkit-mask-image:linear-gradient(120deg,transparent 40%,#000 90%);mask-image:linear-gradient(120deg,transparent 40%,#000 90%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero-kicker{font-family:var(--font-head);font-weight:600;color:var(--teal);letter-spacing:.02em;margin:0 0 1rem;font-size:.95rem}
.hero h1{font-size:clamp(2.1rem,5.2vw,3.5rem);font-weight:800;color:var(--text)}
.hero-sub{font-size:1.12rem;color:var(--muted);margin:1.3rem 0 1.8rem;max-width:34ch}
.hero-ctas{display:flex;flex-wrap:wrap;gap:14px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:2rem;font-size:.9rem;color:var(--muted)}
.trust-row li{display:flex;align-items:center;gap:8px}
.trust-row li::before{content:"";width:9px;height:9px;border-radius:50%;border:2.5px solid var(--teal);flex:0 0 auto}
.trust-row strong{font-weight:600;color:var(--text)}
.hero-media{position:relative;padding-bottom:20px}
.hero-photo{
  position:relative;border-radius:20px;aspect-ratio:4/5;
  background:linear-gradient(135deg,var(--teal) 0%,var(--teal-deep) 100%);
  display:flex;align-items:flex-start;padding:22px;box-shadow:var(--shadow-md);overflow:hidden;
}
.hero-photo::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,rgba(255,255,255,.18) 1.5px,transparent 1.6px);background-size:22px 22px}
.photo-label{position:relative;font-size:.8rem;font-weight:600;color:#fff;background:rgba(10,90,98,.55);padding:10px 12px;border-radius:8px;line-height:1.4;max-width:80%}
.hero-badge{position:absolute;right:16px;bottom:0;background:#fff;border-radius:14px;padding:14px 18px;display:flex;align-items:center;gap:12px;box-shadow:var(--shadow-md);max-width:230px}
.hero-badge-num{font-family:var(--font-head);font-weight:800;font-size:1.4rem;color:var(--coral);background:rgba(228,87,46,.1);width:46px;height:46px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex:0 0 auto}
.hero-badge-txt{font-size:.85rem;font-weight:600;color:var(--text);line-height:1.3}

/* sections */
.section{padding:78px 0}
.band{background:var(--surface)}
.section-head{max-width:640px;margin:0 auto 44px;text-align:center}
.section-head h2{font-size:clamp(1.6rem,3.6vw,2.4rem);color:var(--text)}
.section-intro{color:var(--muted);margin-top:1rem;font-size:1.05rem}

/* card grids */
.card-grid{display:grid;gap:22px}
.card-grid.four{grid-template-columns:repeat(4,1fr)}
.card-grid.three{grid-template-columns:repeat(3,1fr)}
.card-grid>*{min-width:0}

.learn-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.learn-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.learn-num{font-family:var(--font-head);font-weight:800;color:var(--teal);font-size:1.05rem;display:block;margin-bottom:.7rem}
.learn-card h3{font-size:1.1rem;margin-bottom:.5rem}
.learn-card p{margin:0;color:var(--muted);font-size:.95rem}

/* seminar cards */
.seminar-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px 24px;display:flex;flex-direction:column;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}
.seminar-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.seminar-card.featured{border-color:var(--teal);box-shadow:0 14px 34px rgba(14,124,134,.16)}
.seminar-tag{align-self:flex-start;font-family:var(--font-head);font-weight:700;font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--teal-deep);background:rgba(14,124,134,.1);padding:5px 11px;border-radius:99px;margin-bottom:14px}
.seminar-card.featured .seminar-tag{color:#fff;background:var(--coral)}
.seminar-title{font-size:1.2rem;margin-bottom:.5rem}
.seminar-desc{color:var(--muted);font-size:.94rem;margin-bottom:1.1rem}
.seminar-meta{margin-bottom:1.4rem;border-top:1px solid var(--border);padding-top:1rem}
.seminar-meta li{display:flex;justify-content:space-between;gap:12px;padding:7px 0;font-size:.9rem;border-bottom:1px dashed var(--border)}
.seminar-meta li:last-child{border-bottom:0}
.seminar-meta span{color:var(--muted)}
.seminar-meta strong{color:var(--text);text-align:right}
.seminar-card .btn{margin-top:auto}

/* audience */
.audience-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.audience-grid li{background:#fff;border:1px solid var(--border);border-left:4px solid var(--teal);border-radius:10px;padding:18px 20px;font-weight:600;box-shadow:var(--shadow-sm)}

/* about + instructor */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.about-copy h2{font-size:clamp(1.5rem,3.2vw,2.2rem);margin-bottom:1rem}
.instructor-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md);display:grid;grid-template-columns:120px 1fr}
.instructor-photo{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-deep) 100%);display:flex;align-items:center;justify-content:center;padding:14px;min-height:100%}
.instructor-photo .photo-label{font-size:.72rem;text-align:center;max-width:100%}
.instructor-body{padding:24px}
.instructor-body h3{font-size:1.15rem}
.instructor-role{color:var(--teal);font-weight:600;margin:.2rem 0 .8rem;font-size:.9rem}
.instructor-body p{margin:0;color:var(--muted);font-size:.94rem}

/* testimonials */
.quote-card{margin:0;background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);position:relative}
.quote-card::before{content:"\201C";font-family:var(--font-head);font-size:3rem;color:var(--teal);opacity:.25;position:absolute;top:6px;left:16px}
.quote-card blockquote{margin:0 0 1rem;font-size:1.02rem;color:var(--text);position:relative;padding-top:14px}
.quote-card figcaption{font-weight:600;color:var(--muted);font-size:.9rem}

/* faq */
.faq-list{border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-q{width:100%;text-align:left;background:none;border:0;cursor:pointer;font-family:var(--font-head);font-weight:600;font-size:1.05rem;color:var(--text);padding:20px 44px 20px 0;position:relative;display:flex;justify-content:space-between;align-items:center}
.faq-icon{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:16px;height:16px;flex:0 0 auto}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;background:var(--teal);border-radius:2px;transition:transform .25s}
.faq-icon::before{left:0;top:7px;width:16px;height:2.5px}
.faq-icon::after{left:7px;top:0;width:2.5px;height:16px}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{overflow:hidden;max-height:0;transition:max-height .3s ease}
.faq-a p{margin:0;padding:0 0 22px;color:var(--muted)}

/* notify */
.notify{background:linear-gradient(135deg,var(--teal) 0%,var(--teal-deep) 100%);color:#fff}
.notify-card{text-align:center;max-width:640px;margin:0 auto}
.notify-card h2{color:#fff;font-size:clamp(1.5rem,3.4vw,2.2rem)}
.notify-card p{color:#dbf3f4;margin-top:1rem}
.notify-form{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:1.6rem}
.notify-form input{flex:1 1 280px;min-width:0;padding:14px 16px;border-radius:10px;border:0;font-size:1rem;font-family:var(--font-body)}
.notify-msg{margin-top:1rem;font-weight:600;min-height:1.2em}
.notify-msg.ok{color:#c9f7d1}
.notify-msg.err{color:#ffd7cb}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.contact-copy h2{font-size:clamp(1.5rem,3.2vw,2.2rem);margin-bottom:1rem}
.contact-list{margin:1.5rem 0}
.contact-list li{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid var(--border);font-size:.95rem}
.contact-list span{color:var(--muted)}
.contact-list strong{text-align:right}
.map-card{position:relative;background:var(--teal-deep);border-radius:var(--radius);min-height:320px;overflow:hidden;box-shadow:var(--shadow-md)}
.map-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.09) 1px,transparent 1px);background-size:34px 34px}
.map-pin{position:absolute;top:44%;left:50%;width:20px;height:20px;background:var(--coral);border:3px solid #fff;border-radius:50% 50% 50% 0;transform:translate(-50%,-50%) rotate(-45deg);box-shadow:0 6px 14px rgba(0,0,0,.3)}
.map-label{position:absolute;left:18px;bottom:18px;right:18px;background:#fff;border-radius:10px;padding:14px 16px;display:flex;flex-direction:column;gap:3px;box-shadow:var(--shadow-md)}
.map-label strong{color:var(--text)}
.map-label span{color:var(--muted);font-size:.88rem}
.map-label a{font-weight:600;margin-top:5px}

/* footer */
.site-footer{background:var(--teal-deep);color:#cfe9eb;padding:52px 0 26px}
.footer-inner{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-logo .brand-text{color:#fff}
.footer-logo .brand-text em{color:#7fd0d6}
.footer-note{margin-top:1rem;font-size:.9rem;max-width:34ch}
.footer-nav{display:flex;flex-direction:column;gap:10px}
.footer-nav a{color:#cfe9eb;font-size:.95rem}
.footer-nav a:hover{color:#fff}
.footer-contact p{margin:0 0 .5rem;font-size:.92rem}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:22px;font-size:.82rem;color:#9fc9cc}
.footer-fine code{background:rgba(255,255,255,.1);padding:1px 6px;border-radius:4px}

/* reveal animation */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:960px){
  .card-grid.four{grid-template-columns:repeat(2,1fr)}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-media{max-width:460px}
  .hero-photo{aspect-ratio:16/11}
  .about-grid,.contact-grid{grid-template-columns:1fr;gap:28px}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:760px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:2px;padding:12px 16px 18px;border-bottom:1px solid var(--border);
    box-shadow:var(--shadow-md);display:none;
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:13px 12px;font-size:1rem}
  .nav-toggle{display:flex}
  .card-grid.three{grid-template-columns:1fr}
  .audience-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:56px 0}
  .instructor-card{grid-template-columns:1fr}
  .instructor-photo{min-height:150px}
  .footer-inner{grid-template-columns:1fr;gap:26px}
}
@media(max-width:520px){
  .hero-photo{aspect-ratio:auto;min-height:230px;align-items:flex-start}
  .photo-label{max-width:100%}
  .hero-badge{position:static;margin-top:14px;max-width:none;right:auto}
}
@media(max-width:430px){
  .card-grid.four{grid-template-columns:1fr}
  .audience-grid{grid-template-columns:1fr}
  .header-actions .btn-cta{padding:9px 14px}
  .brand-text{font-size:.9rem}
}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .btn:hover{transform:none}
}