:root{
  --ink:#0b2321;--muted:#506966;--bg:#ffffff;--soft:#f1faf7;--line:#d9ebe5;
  --brand:#0d9488;--brand-2:#f59e0b;--accent:#f97316;--ok:#12b886;--bad:#e5384f;
  --grad:linear-gradient(135deg,#0b6e63 0%,#0d9488 55%,#f59e0b 130%);
  --radius:20px;--shadow:0 20px 50px -20px rgba(8,70,62,.3);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:'Plus Jakarta Sans',system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--brand)}
h1,h2,h3,h4{font-family:'Sora','Plus Jakarta Sans',sans-serif;line-height:1.15;margin:0 0 .6em;letter-spacing:-.02em}
h1{font-size:clamp(2.3rem,5.4vw,4rem);font-weight:800}
h2{font-size:clamp(1.8rem,3.6vw,2.7rem);font-weight:800}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
.container{width:min(1160px,100% - 40px);margin-inline:auto}
section{padding:96px 0}
.section-head{max-width:720px;margin-bottom:48px}
.section-head.center{text-align:center;margin-inline:auto}
.kicker{display:block;font-weight:700;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--brand);margin-bottom:12px}
.lead{font-size:1.15rem;color:var(--muted)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font:inherit;font-weight:700;transition:transform .2s,box-shadow .2s,background .2s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 28px -10px rgba(13,148,136,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px -10px rgba(13,148,136,.7)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:10px 18px;font-size:.92rem;border-radius:12px}
.btn-block{width:100%;justify-content:center}
.btn.loading{opacity:.7;pointer-events:none}
.btn.loading::after{content:"";width:16px;height:16px;border:2px solid #fff;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{display:flex;align-items:center;gap:10px;font-family:'Sora',sans-serif;font-weight:800;font-size:1.25rem;color:var(--ink);text-decoration:none}
.logo img{width:36px;height:36px;border-radius:10px;flex:none}
.logo-light{color:#fff}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a:not(.btn){color:var(--ink);text-decoration:none;font-weight:600;font-size:.94rem}
.nav-links a:not(.btn):hover{color:var(--brand)}
.nav-toggle{display:none;background:none;border:0;font-size:2rem;cursor:pointer;color:var(--ink)}

/* hero */
.hero{padding:80px 0 100px;background:radial-gradient(900px 500px at 85% -10%,rgba(20,184,166,.22),transparent 60%),radial-gradient(700px 400px at -5% 30%,rgba(245,158,11,.15),transparent 60%),var(--bg);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero p.lead{max-width:540px;margin-bottom:32px}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 28px;list-style:none;padding:0;margin:0}
.hero-points li{display:flex;align-items:center;gap:8px;font-weight:600;font-size:.95rem}
.hero-points i{color:var(--ok);font-size:1.15rem}
.hero-visual{position:relative}
.float-card{position:absolute;background:#fff;border-radius:16px;padding:14px 18px;box-shadow:var(--shadow);display:flex;align-items:center;gap:12px;font-weight:700;font-size:.9rem}
.float-card i{display:grid;place-items:center;width:38px;height:38px;border-radius:10px;background:var(--soft);color:var(--brand);font-size:1.1rem}
.float-card small{display:block;color:var(--muted);font-weight:500}
.fc-1{left:-24px;bottom:40px}
.fc-2{right:-10px;top:30px}

/* image placeholders */
.img-frame{position:relative;border-radius:28px;overflow:hidden;background:var(--grad);box-shadow:var(--shadow);aspect-ratio:4/5}
.img-frame.wide{aspect-ratio:4/3}
.img-frame img{width:100%;height:100%;object-fit:cover}
.img-frame .ph{display:none;position:absolute;inset:0;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#fff;text-align:center;padding:24px;background:repeating-linear-gradient(45deg,rgba(255,255,255,.06) 0 14px,transparent 14px 28px),var(--grad)}
.img-frame.is-empty img{display:none}
.img-frame.is-empty .ph{display:flex}
.ph i{font-size:2.6rem;opacity:.9}
.ph code{background:rgba(0,0,0,.28);padding:6px 12px;border-radius:8px;font-size:.9rem}
.ph span{font-size:.85rem;opacity:.85}

/* split sections */
.split{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.split.reverse .split-media{order:-1}
.bg-soft{background:var(--soft)}
.check-list{list-style:none;padding:0;margin:0 0 28px;display:grid;gap:12px}
.check-list li{display:flex;gap:12px}
.check-list i{color:var(--brand);font-size:1.2rem;margin-top:2px}

/* cards */
.grid{display:grid;gap:24px}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.g-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.icon-box{display:grid;place-items:center;width:54px;height:54px;border-radius:16px;background:var(--grad);color:#fff;font-size:1.4rem;margin-bottom:18px}
.card p{color:var(--muted);margin:0}

/* steps */
.steps{counter-reset:s;display:grid;gap:20px;margin-top:8px}
.step{display:flex;gap:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.step::before{counter-increment:s;content:counter(s);flex:none;width:46px;height:46px;border-radius:14px;background:var(--grad);color:#fff;display:grid;place-items:center;font-family:'Sora';font-weight:800;font-size:1.1rem}
.step h3{margin-bottom:6px}
.step p{margin:0;color:var(--muted)}

/* how it works strip */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:48px 0 0}
.flow div{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center}
.flow i{font-size:1.9rem;color:var(--brand);display:block;margin-bottom:10px}
.flow strong{display:block;margin-bottom:4px}
.flow span{font-size:.92rem;color:var(--muted)}

/* top 10 */
.rank{position:relative;overflow:hidden}
.rank .num{position:absolute;right:20px;top:6px;font-family:'Sora';font-weight:800;font-size:4.2rem;color:var(--soft);line-height:1;z-index:0}
.rank>*{position:relative;z-index:1}
.tip{display:flex;gap:8px;align-items:flex-start;margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);font-size:.9rem;color:var(--ink)}
.tip i{color:var(--accent)}

/* CTA band */
.cta-band{background:var(--grad);color:#fff;border-radius:28px;padding:48px;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;margin-top:56px}
.cta-band h3{font-size:1.6rem;margin:0 0 6px}
.cta-band p{margin:0;opacity:.9}
.cta-band .btn{background:#fff;color:var(--brand);box-shadow:none}
.cta-inline{margin-top:28px}

/* learn */
.learn-item{display:flex;gap:16px}
.learn-item i{flex:none;display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:var(--soft);color:var(--brand);font-size:1.2rem}
.learn-item h3{font-size:1.05rem;margin-bottom:4px}
.learn-item p{margin:0;color:var(--muted);font-size:.95rem}

/* requirements */
.req{display:flex;gap:16px;align-items:flex-start}
.req i{color:var(--ok);font-size:1.5rem}
.req h3{font-size:1.05rem;margin-bottom:4px}

/* form section */
.form-section{background:#062524;color:#fff;position:relative;overflow:hidden}
.form-section::before{content:"";position:absolute;width:640px;height:640px;right:-200px;top:-200px;background:radial-gradient(circle,rgba(20,184,166,.5),transparent 65%)}
.form-section .container{position:relative}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.form-section .lead{color:#b7d6d0}
.ebook-cover{max-width:300px;margin:32px 0 0;aspect-ratio:3/4}
.form-box{background:#fff;color:var(--ink);border-radius:28px;padding:40px;box-shadow:0 30px 70px -20px rgba(0,0,0,.6)}
.form-box h3{font-size:1.5rem}
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.92rem;margin-bottom:6px}
.field input[type=text],.field input[type=email],.field input[type=tel],.field select{width:100%;padding:14px 16px;border:1.5px solid var(--line);border-radius:12px;font:inherit;background:#fff;color:var(--ink);transition:border .2s,box-shadow .2s}
.field input:focus,.field select:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 4px rgba(13,148,136,.15)}
.field.invalid input,.field.invalid select{border-color:var(--bad)}
.err{display:block;color:var(--bad);font-size:.84rem;margin-top:5px;min-height:0}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--muted)}
.check input{margin-top:4px;width:18px;height:18px;accent-color:var(--brand)}
.hp{position:absolute;left:-9999px;opacity:0}
.alert{display:flex;gap:12px;padding:14px 16px;border-radius:12px;margin-bottom:18px;font-weight:600;font-size:.94rem}
.alert[hidden]{display:none}
.alert-error{background:#fff0f2;color:#a3182d;border:1px solid #ffc7d0}
.success-panel{text-align:center;padding:20px 0}
.success-panel[hidden],form[hidden]{display:none}
.success-panel .tick{width:84px;height:84px;margin:0 auto 20px;border-radius:50%;background:#e6fbf3;color:var(--ok);display:grid;place-items:center;font-size:2.8rem}
.success-panel .link{background:none;border:0;color:var(--brand);font-weight:700;cursor:pointer;font:inherit;font-weight:700;margin-top:10px}
.privacy-note{font-size:.8rem;color:var(--muted);text-align:center;margin:14px 0 0}

/* footer */
.site-footer{background:#031615;color:#a8c9c3;padding-top:72px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:56px;padding-bottom:48px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:18px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.site-footer a{color:#a8c9c3;text-decoration:none}
.site-footer a:hover{color:#fff}
.footer-about{margin:18px 0}
.contact-list li{display:flex;gap:10px;font-size:.93rem}
.contact-list i{color:var(--brand-2)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:24px 0;font-size:.88rem}
.footer-bottom p{margin:0 0 4px}
.footer-bottom .small{font-size:.8rem;opacity:.75}

/* legal */
.legal-hero{background:var(--soft);padding:64px 0 48px;border-bottom:1px solid var(--line)}
.legal-hero p{color:var(--muted);margin:0}
.legal{padding:56px 0 96px}
.legal .container{max-width:820px}
.legal h2{font-size:1.4rem;margin-top:2em}
.legal ul{padding-left:1.2em}
.legal li{margin-bottom:.4em}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

@media (max-width:980px){
  .hero-grid,.split,.form-grid{grid-template-columns:1fr;gap:40px}
  .split.reverse .split-media{order:0}
  .g-3,.g-4{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid>div:first-child{grid-column:1/-1}
  .fc-1{left:8px}.fc-2{right:8px}
  section{padding:72px 0}
}
@media (max-width:720px){
  .nav-toggle{display:block}
  .nav-links{position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:12px 20px 20px;border-bottom:1px solid var(--line);display:none}
  .nav-links.open{display:flex}
  .nav-links a:not(.btn){padding:12px 0}
  .g-2,.g-3,.g-4,.flow{grid-template-columns:1fr}
  .form-box{padding:26px}
  .cta-band{padding:32px}
  .footer-grid{grid-template-columns:1fr}
}