/* =========================================================
   Lucas Rios — Palestras | Estilos
   Cores principais: azul-noite + amarelo (Setembro Amarelo) + creme
   ========================================================= */
:root {
  --navy: #0f1e33;
  --navy-2: #172a45;
  --ink: #1c2230;
  --muted: #5b6475;
  --cream: #f7f2e9;
  --paper: #fffdf9;
  --amber: #f5b301;
  --amber-dark: #c98f00;
  --line: #e7dfd0;
  --radius: 18px;
  --shadow: 0 20px 50px -24px rgba(15, 30, 51, .35);
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; font: 400 17px/1.65 var(--sans); color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.12; margin: 0 0 .5em; letter-spacing: -.01em; }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; }
.wrap { width: min(1180px, 100% - 40px); margin-inline: auto; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--amber); padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 6px; }

/* ---------- Botões ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .55em; padding: 15px 26px; border-radius: 999px; font: 600 1rem var(--sans); text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: transform .2s, background .2s, box-shadow .2s; }
.btn:hover { transform: translateY(-2px); }
.btn--amber { background: var(--amber); color: var(--navy); box-shadow: 0 10px 24px -10px rgba(245, 179, 1, .7); }
.btn--amber:hover { background: #ffc21a; }
.btn--ghost { border-color: currentColor; color: var(--navy); }
.btn--sm { padding: 10px 18px; font-size: .92rem; }
.btn--block { width: 100%; }
.ico { width: 1.2em; height: 1.2em; flex: none; }

/* ---------- Cabeçalho ---------- */
.topbar { position: sticky; top: 0; z-index: 50; background: rgba(255, 253, 249, .88); backdrop-filter: blur(12px); border-bottom: 1px solid transparent; transition: border-color .3s, box-shadow .3s; }
.topbar.is-scrolled { border-color: var(--line); box-shadow: 0 6px 20px -16px rgba(0,0,0,.4); }
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.brand__mark { width: 40px; height: 40px; border-radius: 12px; background: var(--navy); color: var(--amber); display: grid; place-items: center; }
.brand__mark svg { width: 24px; height: 24px; }
.brand__text { display: flex; flex-direction: column; line-height: 1.1; }
.brand__text strong { font-family: var(--serif); font-size: 1.15rem; }
.brand__text small { font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.nav { display: flex; align-items: center; gap: 26px; }
.nav a:not(.btn) { text-decoration: none; font-weight: 500; font-size: .95rem; color: var(--muted); transition: color .2s; }
.nav a:not(.btn):hover { color: var(--navy); }
.burger { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.burger span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: transform .3s, opacity .3s; }

/* ---------- Hero ---------- */
.hero { padding: clamp(40px, 7vw, 90px) 0 clamp(50px, 7vw, 100px); background: radial-gradient(1000px 500px at 85% 10%, #fff3cf 0, transparent 60%), var(--paper); }
.hero__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 60px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font-size: .9rem; font-weight: 600; color: var(--muted); background: #fff; border: 1px solid var(--line); padding: 8px 16px; border-radius: 999px; }
.hero h1 { font-size: clamp(2.7rem, 6.2vw, 4.8rem); margin: 22px 0 20px; color: var(--navy); }
.hero h1 em { font-style: italic; background: linear-gradient(transparent 62%, rgba(245, 179, 1, .45) 62%); padding: 0 .08em; }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--muted); max-width: 34em; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 38px; }
.hero__facts { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 14px 34px; }
.hero__facts li { display: flex; flex-direction: column; font-size: .9rem; color: var(--muted); padding-left: 14px; border-left: 3px solid var(--amber); }
.hero__facts strong { color: var(--navy); font-size: 1rem; }
.hero__media { position: relative; min-height: 520px; }
.hero__photo { margin: 0; overflow: hidden; border-radius: 26px; box-shadow: var(--shadow); }
.hero__photo img { width: 100%; height: 100%; object-fit: cover; }
.hero__photo--main { position: absolute; right: 0; top: 0; width: 78%; aspect-ratio: 4 / 5; }
.hero__photo--small { position: absolute; left: 0; bottom: -10px; width: 44%; aspect-ratio: 4 / 5; border: 6px solid var(--paper); }
.hero__badge { position: absolute; right: -10px; bottom: 30px; display: flex; align-items: center; gap: 12px; background: var(--navy); color: #fff; padding: 14px 20px; border-radius: 16px; box-shadow: var(--shadow); max-width: 230px; }
.hero__badge p { margin: 0; font-size: .9rem; line-height: 1.3; }
.hero__badge strong { display: block; color: var(--amber); font-size: 1rem; }
.ribbon { width: 12px; height: 18px; flex: none; background: var(--amber); clip-path: polygon(50% 0, 100% 30%, 70% 55%, 100% 100%, 50% 70%, 0 100%, 30% 55%, 0 30%); }
.ribbon--lg { width: 22px; height: 32px; }

/* ---------- Instituições ---------- */
.trust { background: var(--navy); color: #fff; padding: 34px 0 30px; text-align: center; }
.trust__label { font-size: .8rem; letter-spacing: .18em; text-transform: uppercase; color: var(--amber); margin-bottom: 16px; }
.marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee__track { display: flex; gap: 56px; width: max-content; list-style: none; margin: 0; padding: 0; animation: scroll 38s linear infinite; }
.marquee__track li { font-family: var(--serif); font-size: 1.25rem; white-space: nowrap; opacity: .9; }
.marquee__track li::after { content: "✦"; color: var(--amber); margin-left: 56px; font-size: .8em; }
.trust__support { margin: 18px 0 0; font-size: .9rem; color: #b9c3d3; }
.trust__support strong { color: #fff; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ---------- Seções ---------- */
.section { padding: clamp(70px, 9vw, 120px) 0; }
.section--cream { background: var(--cream); }
.section--dark { background: var(--navy); color: #e8edf5; }
.section--dark h2, .section--dark h3 { color: #fff; }
.section__head { text-align: center; max-width: 680px; margin: 0 auto 54px; }
.section__head p:not(.kicker) { color: var(--muted); }
.section--dark .section__head p:not(.kicker) { color: #b9c3d3; }
.section__head--left { text-align: left; margin-left: 0; }
.kicker { font-size: .8rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--amber-dark); margin-bottom: 12px; }
.kicker--amber { color: var(--amber); }

/* Por que */
.why { padding: clamp(70px, 9vw, 110px) 0 0; }
.why__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: start; }
.why h2 { color: var(--navy); }
.why__text { font-size: 1.1rem; color: var(--muted); }
.why__text strong { color: var(--navy); }

/* Cards de temas */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; transition: transform .3s, box-shadow .3s, border-color .3s; }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.card__icon { width: 54px; height: 54px; border-radius: 14px; background: #fff3cf; color: var(--navy); display: grid; place-items: center; margin-bottom: 20px; }
.card__icon svg { width: 28px; height: 28px; }
.card h3 { color: var(--navy); }
.card p { color: var(--muted); margin: 0; font-size: .98rem; }

/* Públicos */
.audiences { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(255,255,255,.12); border-radius: var(--radius); overflow: hidden; }
.audiences li { background: var(--navy); padding: 30px 28px; display: flex; flex-direction: column; gap: 6px; transition: background .3s; }
.audiences li:hover { background: var(--navy-2); }
.audiences strong { font-family: var(--serif); font-size: 1.35rem; color: #fff; }
.audiences strong::before { content: ""; display: block; width: 30px; height: 3px; background: var(--amber); margin-bottom: 14px; border-radius: 2px; }
.audiences span { color: #b9c3d3; font-size: .95rem; }

/* Experiência */
.split { display: grid; grid-template-columns: .85fr 1.15fr; gap: 70px; align-items: center; }
.split__media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: 26px; box-shadow: var(--shadow); }
.split h2 { color: var(--navy); }
.timeline { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.timeline li { display: flex; gap: 22px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.timeline li:last-child { border-bottom: 0; }
.timeline span { font-family: var(--serif); font-size: 1.6rem; color: var(--amber-dark); min-width: 42px; }
.timeline h3 { margin-bottom: .3em; color: var(--navy); }
.timeline p { margin: 0; color: var(--muted); }

/* Passos */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: s; }
.step { position: relative; background: #fff; border-radius: var(--radius); padding: 30px 24px; border: 1px solid var(--line); }
.step b { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--navy); color: var(--amber); font-family: var(--serif); font-size: 1.2rem; margin-bottom: 18px; }
.step h3 { color: var(--navy); font-size: 1.15rem; }
.step p { color: var(--muted); margin: 0; font-size: .96rem; }

/* Depoimento */
.testimonial { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: center; }
blockquote { margin: 0 0 28px; }
blockquote p { font-family: var(--serif); font-size: clamp(1.6rem, 3vw, 2.3rem); line-height: 1.3; color: var(--navy); font-style: italic; }
blockquote footer { color: var(--muted); font-size: .95rem; }
.testimonial__media { margin: 0; }
.testimonial__media img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; border-radius: 26px; box-shadow: var(--shadow); }
.link-arrow { font-weight: 600; color: var(--navy); text-decoration: none; border-bottom: 2px solid var(--amber); padding-bottom: 2px; }
.link-arrow span { display: inline-block; transition: transform .2s; }
.link-arrow:hover span { transform: translateX(4px); }

/* Galeria */
.gallery { display: grid; grid-template-columns: repeat(4, 1fr); grid-auto-rows: 220px; gap: 14px; }
.gallery__item { padding: 0; border: 0; border-radius: 16px; overflow: hidden; cursor: zoom-in; background: #ddd; }
.gallery__item--tall { grid-row: span 2; }
.gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.gallery__item:hover img { transform: scale(1.06); }

/* Sobre */
.about { display: grid; grid-template-columns: 340px 1fr; gap: 70px; align-items: center; max-width: 1000px; }
.about__photo { margin: 0; position: relative; }
.about__photo::before { content: ""; position: absolute; inset: 18px -18px -18px 18px; border-radius: 50%; background: var(--amber); z-index: -1; }
.about__photo img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: 50%; }
.about h2 { color: var(--navy); }
.about__text > p:not(.kicker) { color: var(--muted); }
.about__links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.about__links a { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 999px; background: var(--cream); text-decoration: none; font-weight: 500; font-size: .92rem; transition: background .2s; }
.about__links a:hover { background: #fff3cf; }

/* FAQ */
.faq__list { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
details { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 0 24px; }
summary { list-style: none; cursor: pointer; padding: 20px 30px 20px 0; font-weight: 600; color: var(--navy); position: relative; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%); font-size: 1.5rem; color: var(--amber-dark); transition: transform .3s; }
details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
details p { color: var(--muted); padding-bottom: 6px; }

/* CTA + construtor de mensagem */
.cta__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; }
.cta h2 { font-size: clamp(2rem, 4vw, 3.1rem); }
.cta p:not(.kicker) { color: #b9c3d3; font-size: 1.08rem; margin-bottom: 28px; }
.builder { background: #fff; color: var(--ink); border-radius: 22px; padding: 32px; display: grid; gap: 16px; box-shadow: 0 30px 60px -30px rgba(0,0,0,.6); }
.builder label { display: grid; gap: 6px; font-size: .88rem; font-weight: 600; color: var(--navy); }
.builder input, .builder select { font: 400 1rem var(--sans); padding: 13px 14px; border: 1.5px solid var(--line); border-radius: 12px; background: var(--paper); color: var(--ink); width: 100%; transition: border-color .2s; }
.builder input:focus, .builder select:focus { outline: none; border-color: var(--amber); }
.builder input.is-invalid { border-color: #d9534f; }
.builder__row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.builder__note { margin: 0; font-size: .85rem; color: var(--muted); min-height: 1.2em; }

/* Rodapé */
.footer { background: #0a1525; color: #b9c3d3; padding: 50px 0 34px; font-size: .95rem; }
.footer__grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 30px 60px; }
.footer__brand { font-family: var(--serif); font-size: 1.3rem; color: #fff; margin-bottom: 6px; }
.footer__help { background: rgba(255,255,255,.05); border-left: 3px solid var(--amber); padding: 16px 20px; border-radius: 10px; }
.footer__help p { margin: 0; }
.footer__help a { color: var(--amber); font-weight: 600; }
.footer__copy { grid-column: 1 / -1; font-size: .85rem; margin: 10px 0 0; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.08); }

/* WhatsApp flutuante */
.float-wa { position: fixed; right: 20px; bottom: 20px; z-index: 60; width: 60px; height: 60px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 12px 30px -8px rgba(37, 211, 102, .7); transition: transform .2s; }
.float-wa svg { width: 32px; height: 32px; }
.float-wa:hover { transform: scale(1.08); }
.float-wa::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #25d366; animation: pulse 2.4s infinite; }
@keyframes pulse { from { transform: scale(1); opacity: .8; } to { transform: scale(1.6); opacity: 0; } }

/* Lightbox */
.lightbox { border: 0; padding: 0; background: transparent; max-width: min(92vw, 900px); max-height: 90vh; }
.lightbox::backdrop { background: rgba(10, 21, 37, .88); }
.lightbox img { max-height: 86vh; width: auto; margin: auto; border-radius: 14px; }
.lightbox__close { position: fixed; top: 16px; right: 20px; width: 46px; height: 46px; border-radius: 50%; border: 0; background: #fff; font-size: 1.8rem; line-height: 1; cursor: pointer; }

/* Toast */
.toast { position: fixed; left: 50%; bottom: 96px; transform: translate(-50%, 20px); background: var(--navy); color: #fff; padding: 14px 22px; border-radius: 12px; font-size: .95rem; opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s; z-index: 70; max-width: calc(100% - 32px); text-align: center; }
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* Animação de entrada */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .8s ease, transform .8s ease; }
.reveal.is-in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Responsivo ---------- */
@media (max-width: 1000px) {
  .hero__grid, .why__grid, .split, .testimonial, .cta__grid { grid-template-columns: 1fr; gap: 44px; }
  .hero__media { min-height: 0; aspect-ratio: 1 / 1.05; max-width: 560px; width: 100%; margin: 0 auto; }
  .cards, .audiences { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split__media { max-width: 480px; }
  .testimonial__media { max-width: 480px; }
  .about { grid-template-columns: 1fr; text-align: center; gap: 50px; }
  .about__photo { max-width: 260px; margin: 0 auto; }
  .about__links { justify-content: center; }
}
@media (max-width: 860px) {
  .burger { display: block; }
  .nav { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); padding: 10px 20px 24px; border-bottom: 1px solid var(--line); box-shadow: 0 20px 30px -20px rgba(0,0,0,.3); transform: translateY(-120%); transition: transform .35s ease; z-index: -1; }
  .nav a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid var(--line); font-size: 1.05rem; }
  .nav__cta { margin-top: 16px; }
  .nav.is-open { transform: none; }
  .burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .wrap { width: calc(100% - 32px); }
  .cards, .audiences, .steps { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr 1fr; grid-auto-rows: 170px; gap: 10px; }
  .hero__actions .btn { width: 100%; }
  .hero__badge { right: 0; bottom: 14px; padding: 10px 14px; }
  .builder { padding: 22px; }
  .builder__row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .eyebrow { font-size: .8rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}