:root{
  --canvas:#FBF9F6;
  --surface:#FFFFFF;
  --surface-2:#F4F0E9;
  --ink:#16202B;
  --ink-soft:#4A5763;
  --ink-faint:#7C8794;
  --primary:#0F766E;
  --primary-ink:#0B5A54;
  --primary-soft:#E3F1EF;
  --accent:#E08A1E;
  --accent-soft:#FBEFD9;
  --border:#E7E1D7;
  --border-strong:#D6CEC0;
  --danger:#B4452E;
  --ok:#0F766E;
  --radius:16px;
  --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(22,32,43,.06), 0 8px 24px rgba(22,32,43,.06);
  --shadow-2:0 2px 4px rgba(22,32,43,.08), 0 18px 40px rgba(22,32,43,.12);
  --s1:8px; --s2:16px; --s3:24px; --s4:40px; --s5:64px; --s6:96px;
  --maxw:1120px;
  --font-display:"Fraunces",Georgia,serif;
  --font-body:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--canvas); color:var(--ink);
  font-family:var(--font-body); font-size:17px; line-height:1.6;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
h1,h2,h3{font-family:var(--font-display); line-height:1.08; letter-spacing:-.02em; margin:0; font-weight:600}
p{margin:0}
a{color:inherit}
img{max-width:100%}
.wrap{width:100%; max-width:var(--maxw); margin:0 auto; padding:0 var(--s3)}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--font-body); font-weight:600; font-size:16px;
  padding:12px 22px; border-radius:999px; border:1px solid transparent;
  cursor:pointer; text-decoration:none; transition:transform .15s ease, background .15s ease, box-shadow .15s ease, border-color .15s ease;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--primary); color:#fff; box-shadow:0 1px 2px rgba(15,118,110,.4),0 8px 18px rgba(15,118,110,.18)}
.btn-primary:hover{background:var(--primary-ink); box-shadow:0 2px 4px rgba(15,118,110,.45),0 12px 26px rgba(15,118,110,.24)}
.btn-ghost{background:transparent; color:var(--primary-ink); border-color:var(--border-strong)}
.btn-ghost:hover{background:var(--primary-soft); border-color:var(--primary)}
.btn-lg{padding:15px 28px; font-size:17px}
.btn-block{width:100%}
.skip-link{position:absolute; left:-999px; top:0; background:var(--primary); color:#fff; padding:10px 16px; border-radius:0 0 10px 0; z-index:100}
.skip-link:focus{left:0}

/* Header */
.site-header{position:sticky; top:0; z-index:50; background:rgba(251,249,246,.82); backdrop-filter:blur(10px); border-bottom:1px solid var(--border)}
.nav{display:flex; align-items:center; gap:var(--s3); height:72px}
.brand{display:inline-flex; align-items:center; gap:10px; text-decoration:none; color:var(--ink)}
.brand-mark{display:grid; place-items:center; width:34px; height:34px; border-radius:10px; background:var(--primary); color:#fff; font-family:var(--font-display); font-weight:700; font-size:20px}
.brand-name{font-family:var(--font-display); font-weight:500; font-size:21px; letter-spacing:-.01em}
.brand-name b{font-weight:700}
.nav-links{display:flex; gap:var(--s3); margin-left:auto; font-weight:500}
.nav-links a{text-decoration:none; color:var(--ink-soft); padding:6px 2px; transition:color .15s ease}
.nav-links a:hover{color:var(--ink)}
.nav-cta{margin-left:0}
.lang-toggle{display:inline-flex; align-items:center; justify-content:center; min-width:46px; height:42px; padding:0 12px; margin-left:14px; border:1px solid var(--border-strong); background:var(--surface); border-radius:999px; font-family:var(--font-body); font-weight:600; font-size:14px; color:var(--ink); cursor:pointer; transition:border-color .15s ease, color .15s ease, background .15s ease}
.lang-toggle:hover{border-color:var(--primary); color:var(--primary-ink); background:var(--primary-soft)}
.nav-toggle{display:none; flex-direction:column; gap:5px; width:42px; height:42px; border:1px solid var(--border-strong); background:var(--surface); border-radius:10px; cursor:pointer; align-items:center; justify-content:center}
.nav-toggle span{width:18px; height:2px; background:var(--ink); border-radius:2px; transition:.2s}

/* Hero */
.hero{padding:clamp(48px,8vw,96px) 0 clamp(40px,6vw,72px)}
.hero-grid{display:grid; grid-template-columns:1.15fr .85fr; gap:clamp(32px,5vw,72px); align-items:center}
.hero h1{font-size:clamp(40px,6.2vw,76px); font-weight:600; margin-bottom:var(--s3)}
.lede{font-size:clamp(18px,2vw,21px); color:var(--ink-soft); max-width:40ch; margin-bottom:var(--s4)}
.hero-actions{display:flex; flex-wrap:wrap; gap:14px; margin-bottom:var(--s4)}
.hero-proof{list-style:none; display:flex; flex-wrap:wrap; gap:10px 22px; padding:0; margin:0; color:var(--ink-soft); font-size:15px}
.hero-proof li{display:flex; align-items:center; gap:8px}
.hero-proof strong{color:var(--ink); font-weight:600}
.hero-proof li::before{content:""; width:8px; height:8px; border-radius:50%; background:var(--accent)}
.hero-card{background:linear-gradient(180deg,var(--primary),#0b5a54); border:1px solid var(--primary); border-radius:22px; padding:var(--s3); box-shadow:var(--shadow-2); color:#fff; display:flex; flex-direction:column; gap:var(--s2)}
.hero-card-badge{display:inline-flex; align-self:flex-start; background:rgba(255,255,255,.16); color:#fff; font-size:12px; font-weight:600; letter-spacing:.03em; text-transform:uppercase; padding:6px 12px; border-radius:999px}
.hero-card-price{display:flex; align-items:baseline; gap:8px; margin:4px 0 8px}
.hc-amt{font-size:14px; opacity:.85; text-transform:uppercase; letter-spacing:.04em}
.hc-num{font-family:var(--font-display); font-size:64px; font-weight:700; line-height:1; letter-spacing:-.02em}
.hero-card-row{display:flex; align-items:center; justify-content:space-between; padding:10px 0; border-top:1px solid rgba(255,255,255,.18); font-size:15px}
.hero-card-row b{font-weight:700; font-variant-numeric:tabular-nums}
.hero-card-row--both{font-weight:600; font-size:16px}

/* Sections */
.section{padding:clamp(56px,8vw,104px) 0}
.section-head{max-width:62ch; margin-bottom:var(--s5)}
.section-head h2{font-size:clamp(30px,4.4vw,52px); margin-bottom:var(--s3)}
.section-head p{color:var(--ink-soft); font-size:clamp(17px,2vw,20px)}
.how{background:var(--surface)}
.packages{background:var(--canvas)}

/* Visual step process */
.stepper{list-style:none; padding:0; margin:0; display:grid; grid-template-columns:repeat(4,1fr); gap:var(--s3); counter-reset:step}
.step{position:relative; background:var(--canvas); border:1px solid var(--border); border-radius:var(--radius); padding:var(--s4) var(--s3) var(--s3); text-align:left; box-shadow:var(--shadow-1)}
.step:not(:last-child)::after{content:""; position:absolute; top:54px; right:calc(var(--s3) * -0.5 - 1px); width:var(--s3); height:2px; background:repeating-linear-gradient(90deg,var(--border-strong) 0 6px,transparent 6px 12px)}
.step-icon{display:grid; place-items:center; width:52px; height:52px; border-radius:14px; background:var(--primary); color:#fff; margin-bottom:var(--s3)}
.step-num{font-family:var(--font-display); font-size:26px; font-weight:700}
.step h3{font-size:20px; margin-bottom:8px}
.step p{color:var(--ink-soft); font-size:15px; margin:0}

/* Packages */
.pkg-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:var(--s3)}
.pkg-card{position:relative; background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:var(--s4) var(--s3); display:flex; flex-direction:column; gap:var(--s2); box-shadow:var(--shadow-1)}
.pkg-card h3{font-size:22px}
.pkg-price{margin:0}
.pkg-price .amt{font-family:var(--font-display); font-size:52px; font-weight:700; color:var(--ink); letter-spacing:-.02em}
.pkg-sub{color:var(--ink-soft); font-size:15px; flex:1}
.pkg-card .btn{margin-top:var(--s2)}
.pkg-card--feature{border-color:var(--primary); box-shadow:0 2px 4px rgba(15,118,110,.18),0 18px 40px rgba(15,118,110,.14)}
.pkg-flag{position:absolute; top:-12px; left:var(--s3); background:var(--accent); color:#fff; font-size:12px; font-weight:700; letter-spacing:.03em; text-transform:uppercase; padding:5px 12px; border-radius:999px}

/* Book + Progress */
.book{background:var(--canvas)}
.book-grid{display:grid; grid-template-columns:.9fr 1.1fr; gap:clamp(32px,5vw,72px); align-items:start}
.book-intro h2{font-size:clamp(30px,4.4vw,48px); margin-bottom:var(--s3)}
.book-intro p{color:var(--ink-soft); font-size:clamp(17px,2vw,19px); max-width:46ch}
.book-points{list-style:none; padding:0; margin:var(--s3) 0 0; display:flex; flex-direction:column; gap:12px}
.book-points li{position:relative; padding-left:28px; color:var(--ink-soft)}
.book-points li::before{content:""; position:absolute; left:0; top:9px; width:14px; height:14px; border-radius:50%; background:var(--accent-soft); border:2px solid var(--accent)}
.book-points b{color:var(--ink)}

.card{background:var(--surface); border:1px solid var(--border); border-radius:22px; padding:clamp(24px,3vw,40px); box-shadow:var(--shadow-2)}
.form{display:flex; flex-direction:column; gap:var(--s3)}
.form-title{font-size:24px; margin-bottom:calc(var(--s2) * -1)}
.field{display:flex; flex-direction:column; gap:7px}
.field-row{display:grid; grid-template-columns:1fr 1fr; gap:var(--s3)}
label,legend{font-weight:600; font-size:14px; color:var(--ink)}
.req{color:var(--accent)}
input,select,textarea{
  font-family:var(--font-body); font-size:16px; color:var(--ink);
  background:var(--canvas); border:1px solid var(--border-strong); border-radius:var(--radius-sm);
  padding:12px 14px; width:100%; transition:border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
textarea{resize:vertical}
input::placeholder,textarea::placeholder{color:var(--ink-faint)}
input:focus,select:focus,textarea:focus{outline:none; border-color:var(--primary); box-shadow:0 0 0 3px var(--primary-soft); background:var(--surface)}
.field.invalid input,.field.invalid select{border-color:var(--danger); box-shadow:0 0 0 3px rgba(180,69,46,.14)}
.err{color:var(--danger); font-size:13px; font-weight:500; min-height:0; margin:0}
.hint{color:var(--ink-faint); font-size:13px; margin-top:2px}
fieldset{border:0; padding:0; margin:0}
.radio-row{display:flex; gap:14px; flex-wrap:wrap; margin-top:8px}
.radio{display:inline-flex; align-items:center; gap:8px; font-weight:500; font-size:15px; background:var(--canvas); border:1px solid var(--border-strong); border-radius:999px; padding:9px 16px; cursor:pointer; transition:border-color .15s, background .15s}
.radio input{width:auto; margin:0}
.radio:has(input:checked){border-color:var(--primary); background:var(--primary-soft)}
.form-status{font-size:15px; font-weight:600; text-align:center; min-height:20px}
.form-status.ok{color:var(--ok)}
.form-status.bad{color:var(--danger)}

/* FAQ */
.faq{background:var(--surface)}
.faq-list{display:flex; flex-direction:column; gap:var(--s2); max-width:820px}
.faq details{border:1px solid var(--border); border-radius:var(--radius-sm); background:var(--canvas); padding:0 var(--s3)}
.faq summary{cursor:pointer; font-weight:600; padding:var(--s3) 0; list-style:none; display:flex; align-items:center; justify-content:space-between}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+"; font-size:24px; color:var(--primary); font-weight:400; transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 var(--s3); color:var(--ink-soft)}

/* Footer */
.site-footer{background:var(--ink); color:#E9EEF2; padding:var(--s5) 0 var(--s4)}
.footer-grid{display:flex; align-items:flex-start; justify-content:space-between; gap:var(--s4); flex-wrap:wrap}
.site-footer .brand{color:#fff}
.site-footer .brand-name{color:#fff}
.footer-tag{color:#9FB0BC; margin-top:var(--s2); max-width:34ch; font-size:15px}
.footer-nav{display:flex; gap:var(--s3); flex-wrap:wrap}
.footer-nav a{color:#C8D3DC; text-decoration:none; font-weight:500}
.footer-nav a:hover{color:#fff}
.footer-fine{color:#7C8B97; font-size:13px; margin-top:var(--s4); padding-top:var(--s3); border-top:1px solid rgba(255,255,255,.1)}

/* Reveal (progressive enhancement) */
.js .reveal{opacity:0; transform:translateY(26px); transition:opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1)}
.js .reveal.in{opacity:1; transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .reveal{opacity:1; transform:none; transition:none}
  .btn,.meter span{transition:none}
}

/* Responsive */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr; gap:var(--s4)}
  .hero-card{order:-1}
  .pkg-grid{grid-template-columns:1fr; gap:var(--s2)}
  .stepper{grid-template-columns:1fr 1fr; gap:var(--s3)}
  .book-grid{grid-template-columns:1fr; gap:var(--s4)}
}
@media (max-width:680px){
  body{font-size:16px}
  .nav-links,.nav-cta{display:none}
  .nav-links.open{display:flex; position:absolute; top:72px; left:0; right:0; flex-direction:column; gap:0; background:var(--canvas); border-bottom:1px solid var(--border); padding:var(--s2) var(--s3)}
  .nav-links.open a{padding:14px 0; border-bottom:1px solid var(--border)}
  .lang-toggle{margin-left:auto}
  .nav-toggle{display:flex; margin-left:10px}
  .field-row{grid-template-columns:1fr; gap:var(--s3)}
  .stepper{grid-template-columns:1fr}
  .wrap{padding:0 var(--s2)}
}