/* Karla Ribeiro — Comunicação Multilíngue */
:root{
  --paper:#F6F2EC; --paper-2:#EDE6DC; --ink:#1A2433; --ink-2:#4A5361;
  --accent:#A3431C; --accent-ink:#fff; --line:#D9D0C3; --deep:#16202D;
  --serif:"Fraunces",Georgia,serif; --sans:"Inter",system-ui,sans-serif;
  --wrap:1180px; --r:14px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;overflow-x:hidden;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.65 var(--sans);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.08;margin:0;letter-spacing:-.01em}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(16px,4vw,40px)}
.eyebrow{font:600 .75rem/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}
.btn{display:inline-flex;align-items:center;gap:.6em;min-height:48px;padding:0 1.5rem;border-radius:999px;font:600 .95rem/1 var(--sans);text-decoration:none;transition:transform .2s,background .2s,color .2s}
.btn:hover{transform:translateY(-2px)}
.btn--solid{background:var(--accent);color:var(--accent-ink)}
.btn--solid:hover{background:#86360f}
.btn--ghost{border:1.5px solid currentColor}
.btn svg{width:18px;height:18px}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:16px;z-index:99;background:#fff;padding:.5rem 1rem}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,242,236,.88);backdrop-filter:blur(10px);transition:box-shadow .3s}
.site-header.is-scrolled{box-shadow:0 1px 0 var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.brand{font:600 1.35rem/1 var(--serif);text-decoration:none}
.site-header .brand img{height:40px;width:auto}
.brand span{display:block;font:500 .68rem/1.6 var(--sans);letter-spacing:.18em;text-transform:uppercase;color:var(--ink-2)}
.nav ul{display:flex;gap:2rem;list-style:none;margin:0;padding:0;align-items:center}
.nav a{text-decoration:none;font-weight:500;font-size:.95rem;padding:.5rem 0;position:relative}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;right:0;bottom:2px;height:1.5px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav a:not(.btn):hover::after,.nav a[aria-current]::after{transform:scaleX(1)}
.nav-toggle{display:none;width:48px;height:48px;border:0;background:none;color:var(--ink);cursor:pointer}
.nav-toggle svg{width:26px;height:26px}

/* Hero */
.hero{padding:clamp(48px,8vw,104px) 0 clamp(56px,8vw,96px)}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,6vw,80px);align-items:center}
.hero h1{font-size:clamp(2.6rem,6vw,4.8rem);margin:1.1rem 0 1.4rem}
.hero h1 em{color:var(--accent)}
.greet{display:inline-block;min-width:6ch;font-style:italic;color:var(--accent);transition:opacity .35s}
.hero .lead{font-size:1.15rem;color:var(--ink-2);max-width:34ch}
.hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:2rem}
.hero figure{margin:0;position:relative}
/* Fotos recortadas (sem distorcer: proporção fixa + overflow) */
.crop{position:relative;overflow:hidden;background:var(--paper-2)}
.crop img{position:absolute;max-width:none}
.crop--hero{aspect-ratio:4/5;border-radius:220px 220px var(--r) var(--r);background:#F6B83A}
.crop--hero img{width:303.03%;height:242.42%;left:-95.45%;top:0}
.crop--about{aspect-ratio:4/5;border-radius:var(--r)}
.crop--about img{width:312.5%;height:140.5%;left:-3.125%;top:-40.5%}
.hero figcaption{position:absolute;left:-24px;bottom:32px;background:var(--deep);color:#fff;padding:1rem 1.25rem;border-radius:var(--r);font-size:.85rem;line-height:1.4;max-width:220px}
.hero figcaption strong{display:block;font:400 1.25rem/1.2 var(--serif)}

/* Languages strip */
.strip{background:var(--deep);color:#F6F2EC;overflow:hidden;padding:1.1rem 0}
.strip ul{display:flex;gap:3rem;list-style:none;margin:0;padding:0;white-space:nowrap;width:max-content;animation:marquee 38s linear infinite;font:italic 400 1.5rem/1 var(--serif)}
.strip li::before{content:"✦";font-style:normal;font-size:.7em;color:#E08A5F;margin-right:3rem}
@keyframes marquee{to{transform:translateX(-50%)}}

/* Sections */
section{scroll-margin-top:80px}
.section{padding:clamp(64px,9vw,120px) 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:3rem;flex-wrap:wrap}
.section-head h2{font-size:clamp(2rem,4vw,3.2rem);max-width:18ch;margin-top:.8rem}

/* About */
.about .wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,6vw,88px);align-items:start}
.about figure{margin:0;position:sticky;top:110px}
.about h2{font-size:clamp(2rem,4vw,3.2rem);margin:.8rem 0 1.5rem}
.about p+p{margin-top:1rem}
.about .body{color:var(--ink-2)}
.creds{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-top:2.5rem;list-style:none;padding:0}
.creds li{background:var(--paper);padding:1.4rem}
.creds strong{display:block;font:400 1.3rem/1.2 var(--serif);margin-bottom:.35rem}
.creds span{font-size:.92rem;color:var(--ink-2)}

/* Areas */
.areas{background:var(--paper-2)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;list-style:none;margin:0;padding:0}
.card{background:var(--paper);border-radius:var(--r);padding:2rem;display:flex;flex-direction:column;gap:.8rem;transition:transform .3s,box-shadow .3s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -24px rgba(26,36,51,.35)}
.card svg{width:36px;height:36px;color:var(--accent)}
.card h3{font-size:1.5rem}
.card p{color:var(--ink-2);font-size:.98rem}

/* Feature blocks */
.features{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.feature{border-radius:20px;padding:clamp(28px,4vw,48px);display:flex;flex-direction:column;gap:1rem;min-height:400px}
.feature h2{font-size:clamp(1.8rem,3.2vw,2.6rem)}
.feature p{max-width:40ch}
.feature .btn{margin-top:auto;align-self:flex-start}
.feature--podcast{background:var(--deep);color:#F6F2EC}
.feature--podcast .eyebrow{color:#E9A07C}
.feature--podcast p{color:#C9CED6}
.feature--podcast .btn--solid{background:#F6F2EC;color:var(--deep)}
.feature--podcast .btn--solid:hover{background:#fff}
.feature--ebook{background:var(--accent);color:#fff}
.feature--ebook .eyebrow{color:#FFD9C4}
.feature--ebook p{color:#FBE7DC}
.feature--ebook .btn--solid{background:#fff;color:var(--accent)}
.feature--ebook .btn--solid:hover{background:var(--paper)}
.wave{display:flex;gap:4px;align-items:center;height:40px}
.wave i{width:4px;border-radius:2px;background:#E9A07C;animation:bar 1.2s ease-in-out infinite}
.wave i:nth-child(odd){animation-delay:-.4s}.wave i:nth-child(3n){animation-delay:-.8s}
@keyframes bar{0%,100%{height:8px}50%{height:36px}}
.tag{display:inline-block;border:1px solid rgba(255,255,255,.5);border-radius:999px;padding:.3rem .8rem;font-size:.8rem}

/* CTA */
.cta{text-align:center}
.cta h2{font-size:clamp(2.2rem,5vw,4rem);max-width:16ch;margin:1rem auto 1.25rem}
.cta p{color:var(--ink-2);max-width:46ch;margin:0 auto 2rem}

/* Footer */
.site-footer{background:var(--deep);color:#C9CED6;padding:56px 0 32px}
.site-footer .top{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;padding-bottom:32px;border-bottom:1px solid #2C3A4C}
.site-footer .brand{color:#fff}
.site-footer .brand span{color:#9AA3AF}
.site-footer h2{font:600 .75rem/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:#9AA3AF;margin-bottom:1rem}
.social{display:flex;gap:10px;list-style:none;margin:0;padding:0}
.social a{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;border:1px solid #2C3A4C;color:#fff;transition:background .2s,border-color .2s}
.social a:hover{background:var(--accent);border-color:var(--accent)}
.social svg{width:18px;height:18px}
.site-footer .bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:.88rem}
.site-footer .bottom a{color:#C9CED6}

/* Floating WhatsApp */
.fab{position:fixed;right:20px;bottom:20px;z-index:60;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#1F8A4C;color:#fff;box-shadow:0 10px 30px -10px rgba(0,0,0,.45);transition:transform .2s}
.fab:hover{transform:scale(1.08)}
.fab svg{width:28px;height:28px}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* Páginas internas */
.page-head{padding:clamp(48px,7vw,96px) 0 clamp(24px,4vw,40px)}
.page-head h1{font-size:clamp(2.4rem,5.5vw,4.2rem);margin:1rem 0 1.2rem;max-width:20ch}
.page-head .lead{font-size:1.15rem;color:var(--ink-2);max-width:56ch}
.section--tight{padding:clamp(24px,4vw,48px) 0 clamp(64px,9vw,120px)}
.course-card .more{margin-top:auto;font-weight:600;color:var(--accent);text-decoration:none}
.course-card .more:hover{text-decoration:underline}
.course{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:start}
.course--noimg{grid-template-columns:1fr;max-width:760px}
.course-fig{margin:0}
.course-fig img{width:100%;height:auto;border-radius:var(--r)}
.creds--1{grid-template-columns:1fr;margin-top:0}
.price{margin-top:2rem}
.price strong{display:block;font:400 2.2rem/1.1 var(--serif);color:var(--accent)}
.price span{color:var(--ink-2)}
.extra{margin-top:1.5rem;font:italic 400 1.3rem/1.3 var(--serif)}
.course .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:2rem}
.faq{max-width:820px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{cursor:pointer;list-style:none;padding:1.4rem 2.5rem 1.4rem 0;font:400 1.35rem/1.3 var(--serif);position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:.25rem;top:1.2rem;font:400 1.6rem/1 var(--sans);color:var(--accent);transition:transform .25s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 0 1.5rem;color:var(--ink-2);max-width:65ch}
.faq-item a,.faq-more a{color:var(--accent)}
.faq-more{margin-top:2rem;color:var(--ink-2)}
.empty{background:var(--paper-2);border-radius:20px;padding:clamp(28px,5vw,56px);text-align:center}
.empty h2{font-size:clamp(1.8rem,3.5vw,2.6rem);margin-bottom:.8rem}
.empty p{color:var(--ink-2)}
.empty .actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:1.8rem}
.ebook-box{max-width:760px;min-height:0}

/* Responsive */
@media (max-width:900px){
  .hero .wrap,.about .wrap,.features{grid-template-columns:1fr}
  .hero figure{max-width:400px;width:100%;margin:0 auto}
  .hero figcaption{left:12px;bottom:16px}
  .about figure{position:static;max-width:360px;width:100%;margin:0 auto}
  .course{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
  .nav-toggle{display:grid;place-items:center}
  .nav{position:fixed;inset:76px 0 auto 0;background:var(--paper);border-bottom:1px solid var(--line);padding:1rem clamp(16px,4vw,40px) 1.5rem;transform:translateY(-120%);transition:transform .35s;z-index:-1}
  .nav.is-open{transform:none}
  .nav ul{flex-direction:column;align-items:stretch;gap:0}
  .nav li a:not(.btn){display:block;padding:.9rem 0;border-bottom:1px solid var(--line)}
  .nav li:last-child{margin-top:1rem}
  .nav .btn{width:100%;justify-content:center}
}
@media (max-width:560px){
  .creds{grid-template-columns:1fr}
  .site-header .brand img{height:30px}
  .hero .actions .btn,.course .actions .btn{width:100%;justify-content:center}
  .hero figcaption{left:12px;bottom:12px}
}