/* ============================================================
   LP VSL — Rafaela Kherlakian · v2 (página de vendas)
   Identidade: quiet luxury · verde oliva · off-white (manual IDV)
   SEM fonte manuscrita (veto da cliente)
   Mobile-first · animações de scroll via .reveal + IntersectionObserver
   ============================================================ */

:root {
  --oliva-900: #26241f;
  --oliva-700: #3e4327;
  --oliva-400: #8b9171;
  --bege-300:  #cec3ad;
  --off-white: #f1f0ea;
  --off-white-soft: #e9e7de;

  --serif: "Cormorant Garamond", Georgia, serif;
  --sans:  "Raleway", "Segoe UI", sans-serif;

  --container: 1080px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  font-weight: 400;
  color: var(--oliva-900);
  background: var(--off-white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: min(100% - 2.5rem, var(--container));
  margin-inline: auto;
}
.container--narrow { max-width: 680px; }

.br-desktop { display: none; }
@media (min-width: 768px) { .br-desktop { display: inline; } }

em { font-family: var(--serif); font-style: italic; }

/* ---------- reveals (scroll) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s cubic-bezier(.22,.8,.35,1), transform .8s cubic-bezier(.22,.8,.35,1);
}
.reveal.is-in { opacity: 1; transform: none; }
/* stagger no hero (carga da página) */
.d1 { transition-delay: .1s; } .d2 { transition-delay: .25s; }
.d3 { transition-delay: .4s; } .d4 { transition-delay: .55s; }
.d5 { transition-delay: .75s; }

/* ---------- botões / CTA ---------- */
.btn {
  display: inline-block;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  border: none;
  cursor: pointer;
  padding: 1.2rem 2.6rem;
  border-radius: 999px;
  background: var(--oliva-700);
  color: var(--off-white);
  box-shadow: 0 14px 40px rgba(62,67,39,.35);
  transition: transform .25s ease, box-shadow .25s ease;
  animation: pulse 2.6s ease-in-out infinite;
}
.btn:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 18px 50px rgba(62,67,39,.45); }
.btn--invert {
  background: var(--off-white);
  color: var(--oliva-700);
  box-shadow: 0 14px 40px rgba(0,0,0,.3);
}
.btn--form { width: 100%; animation: none; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 14px 40px rgba(62,67,39,.35); }
  50%      { box-shadow: 0 14px 40px rgba(62,67,39,.35), 0 0 0 12px rgba(139,145,113,.12); }
}

.cta-strip { text-align: center; margin-top: 3.5rem; }

.kicker {
  font-family: var(--sans);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--oliva-400);
  margin-bottom: 1.25rem;
}
.kicker--light { color: var(--bege-300); }

/* ============ HERO ============ */
.hero {
  position: relative;
  background:
    linear-gradient(rgba(46,50,32,.82), rgba(38,36,31,.9)),
    url("img/hero-bg.jpg") center / cover no-repeat,
    var(--oliva-700);
  color: var(--off-white);
  padding: 3rem 0 4.5rem;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' opacity='.05'/%3E%3C/svg%3E");
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 1;
  width: min(100% - 2.5rem, 880px);
  margin-inline: auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.hero__brand {
  font-family: var(--serif);
  font-size: 1rem;
  letter-spacing: .35em;
  text-transform: uppercase;
  color: var(--bege-300);
  margin-bottom: 2.5rem;
}
.hero__brand span { font-style: italic; }

.hero__headline {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(2.3rem, 8vw, 4.2rem);
  line-height: 1.06;
  letter-spacing: .005em;
}
.hero__headline span { display: block; }
.hero__headline em { color: var(--bege-300); }

.hero__headline-sub {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 4.2vw, 1.9rem);
  font-weight: 400;
  line-height: 1.32;
  color: rgba(241,240,234,.88);
  margin-top: 1.25rem;
  max-width: 42ch;
}
.hero__headline-sub em { color: var(--bege-300); }

.video-frame {
  width: 100%;
  max-width: 760px;
  margin-top: 2.5rem;
  padding: .5rem;
  border: 1px solid rgba(206,195,173,.35);
  border-radius: 14px;
  background: rgba(38,36,31,.35);
}
.video-frame__ratio {
  position: relative;
  padding-top: 56.25%;
  border-radius: 8px;
  overflow: hidden;
  background: var(--oliva-900);
}
.video-frame__ratio iframe,
.video-frame__ratio video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; background: var(--oliva-900); }
.video-placeholder {
  position: absolute; inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  color: var(--bege-300);
}
.video-placeholder span {
  display: grid;
  place-items: center;
  width: 64px; height: 64px;
  border: 1px solid var(--bege-300);
  border-radius: 50%;
  font-size: 1.3rem;
  padding-left: 4px;
}
.video-placeholder p { font-family: var(--serif); font-style: italic; font-size: 1.05rem; }

.hero .btn { margin-top: 2.5rem; }
.hero__hint {
  font-size: .8rem;
  letter-spacing: .08em;
  color: var(--bege-300);
  margin-top: 1.1rem;
}

/* ============ SINTOMAS ============ */
.sintomas {
  padding: 5.5rem 0;
  text-align: center;
}
.sintomas__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.sintomas__foto {
  max-width: 420px;
  margin-inline: auto;
  width: 100%;
}
.sintomas__foto img {
  width: 100%;
  display: block;
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(62,67,39,.22);
}
@media (min-width: 900px) {
  .sintomas__split { grid-template-columns: 5fr 7fr; gap: 4rem; }
  .sintomas__conteudo { text-align: left; }
  .sintomas__grid { justify-content: flex-start; margin-inline: 0; }
  .sintomas__lead { margin-inline: 0; }
}
.sintomas__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .75rem;
  max-width: 640px;
  margin-inline: auto;
}
.sintomas__chip {
  font-family: var(--serif);
  font-size: clamp(1.05rem, 3.4vw, 1.35rem);
  font-weight: 500;
  color: var(--oliva-700);
  border: 1px solid var(--bege-300);
  background: #fff;
  border-radius: 999px;
  padding: .55rem 1.4rem;
  box-shadow: 0 6px 18px rgba(62,67,39,.07);
}
/* stagger dos chips */
.sintomas__chip:nth-child(2) { transition-delay: .1s; }
.sintomas__chip:nth-child(3) { transition-delay: .2s; }
.sintomas__chip:nth-child(4) { transition-delay: .3s; }
.sintomas__chip:nth-child(5) { transition-delay: .4s; }
.sintomas__chip:nth-child(6) { transition-delay: .5s; }

.sintomas__punch {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 5.5vw, 2.4rem);
  font-weight: 500;
  line-height: 1.2;
  margin-top: 3rem;
}
.sintomas__punch em { color: var(--oliva-400); }
.sintomas__lead {
  margin-top: 1.5rem;
  font-weight: 300;
  font-size: clamp(1rem, 3vw, 1.15rem);
  max-width: 52ch;
  margin-inline: auto;
}

/* ============ BIG IDEA ============ */
.bigidea {
  background: var(--oliva-900);
  color: var(--off-white);
  padding: 6rem 0;
  text-align: center;
}
.bigidea__line {
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--bege-300);
}
.bigidea__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 7vw, 3.4rem);
  line-height: 1.1;
  margin-top: 1rem;
}
.bigidea__title em { color: var(--bege-300); }
.bigidea__frag {
  margin-top: 2.5rem;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 4.5vw, 1.8rem);
  line-height: 2;
  color: rgba(241,240,234,.75);
}
.bigidea__frag p:nth-child(2) { transition-delay: .15s; }
.bigidea__frag p:nth-child(3) { transition-delay: .3s; }
.bigidea__close {
  margin-top: 2.5rem;
  font-size: clamp(1rem, 3vw, 1.2rem);
  font-weight: 300;
  max-width: 54ch;
  margin-inline: auto;
  line-height: 1.8;
}
.bigidea__close em { color: var(--bege-300); }
.bigidea__close strong { color: var(--off-white); }

/* ============ PARALLAX — A RAIZ ============ */
.parallax {
  position: relative;
  background: url("img/raiz-parallax.jpg") center / cover no-repeat;
  min-height: clamp(300px, 46vh, 420px);
}
@media (min-width: 1024px) {
  .parallax { background-attachment: fixed; min-height: clamp(380px, 60vh, 560px); }
}
.parallax__overlay {
  position: absolute; inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(rgba(38,36,31,.45), rgba(38,36,31,.55));
  padding: 2rem 1.5rem;
}
.parallax__quote {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.7rem, 6vw, 3rem);
  line-height: 1.2;
  color: var(--off-white);
  text-align: center;
  max-width: 22ch;
  text-shadow: 0 2px 24px rgba(0,0,0,.4);
}
.parallax__quote em { color: var(--bege-300); }

/* ============ MECANISMO ============ */
.mecanismo {
  background:
    radial-gradient(110% 80% at 80% 15%, #4a5030 0%, transparent 55%),
    var(--oliva-700);
  color: var(--off-white);
  padding: 6rem 0;
  text-align: center;
}
.mecanismo__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 6.5vw, 3.2rem);
  line-height: 1.12;
}
.mecanismo__lead {
  margin-top: 1.25rem;
  font-weight: 300;
  font-size: 1.1rem;
}

.mecanismo__split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
}
.mecanismo__foto {
  max-width: 420px;
  margin-inline: auto;
  width: 100%;
}
.mecanismo__foto img {
  width: 100%;
  display: block;
  border-radius: 14px;
  border: 1px solid rgba(206,195,173,.35);
  box-shadow: 0 24px 60px rgba(0,0,0,.35);
}
@media (min-width: 900px) {
  .mecanismo__split { grid-template-columns: 7fr 5fr; gap: 4rem; }
  .mecanismo__conteudo { text-align: left; }
  .mecanismo__list { margin-inline: 0; }
  .mecanismo__sem { text-align: left; }
}

.mecanismo__list {
  list-style: none;
  max-width: 560px;
  margin: 2.75rem auto 0;
  text-align: left;
}
.mecanismo__list li {
  display: flex;
  align-items: baseline;
  gap: 1.25rem;
  font-family: var(--serif);
  font-size: clamp(1.4rem, 4.5vw, 1.9rem);
  font-weight: 500;
  padding: 1.05rem .25rem;
  border-bottom: 1px solid rgba(206,195,173,.3);
}
.mecanismo__list li:first-child { border-top: 1px solid rgba(206,195,173,.3); }
.mecanismo__list .num {
  font-family: var(--sans);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .15em;
  color: var(--bege-300);
}
.mecanismo__list li:nth-child(2) { transition-delay: .1s; }
.mecanismo__list li:nth-child(3) { transition-delay: .2s; }
.mecanismo__list li:nth-child(4) { transition-delay: .3s; }
.mecanismo__list li:nth-child(5) { transition-delay: .4s; }

.mecanismo__sem {
  margin-top: 2.75rem;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.2rem, 3.8vw, 1.5rem);
  color: var(--bege-300);
  line-height: 2.1;
}
.mecanismo__sem p:nth-child(2) { transition-delay: .15s; }
.mecanismo__sem p:nth-child(3) { transition-delay: .3s; }

/* ============ PROVA SOCIAL ============ */
.prova {
  background: var(--off-white);
  color: var(--oliva-900);
  padding: 6rem 0;
  text-align: center;
}
.prova__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2rem, 6.5vw, 3.2rem);
  line-height: 1.12;
  color: var(--oliva-700);
}
.prova__title em { color: var(--oliva-400); }
.prova__sub {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.1rem, 3.4vw, 1.4rem);
  color: var(--oliva-400);
  max-width: 46ch;
  margin: 1.5rem auto 0;
  line-height: 1.5;
}
/* ====== CARROSSEL (vídeos + prints) ====== */
.carrossel { margin-top: 3.5rem; text-align: left; }
.carrossel--prints { margin-top: 4rem; }

.carrossel__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.prova__bloco {
  font-family: var(--sans);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--oliva-400);
  margin: 0;
}
.carrossel__nav { display: flex; gap: .6rem; flex-shrink: 0; }
.carrossel__arrow {
  width: 46px; height: 46px;
  border-radius: 50%;
  border: 1px solid var(--bege-300);
  background: #fff;
  color: var(--oliva-700);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: background-color .25s ease, color .25s ease, transform .2s ease, opacity .25s ease;
}
.carrossel__arrow:hover { background: var(--oliva-700); color: var(--off-white); transform: translateY(-2px); }
.carrossel__arrow:disabled { opacity: .35; cursor: default; transform: none; }

.carrossel__track {
  display: flex;
  gap: 1.25rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: .5rem .25rem 1.25rem;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.carrossel__track::-webkit-scrollbar { display: none; }

/* card de vídeo */
.depo-video {
  flex: 0 0 auto;
  width: 210px;
  scroll-snap-align: start;
}
@media (min-width: 1024px) { .depo-video { width: 230px; } }
.depo-video__frame {
  position: relative;
  aspect-ratio: 9 / 16;
  border-radius: 14px;
  overflow: hidden;
  background: var(--oliva-900);
  box-shadow: 0 16px 40px rgba(38,36,31,.28);
  border: 3px solid #fff;
}
.depo-video__frame video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.depo-video figcaption {
  margin-top: .85rem;
  text-align: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--oliva-700);
}

/* card de print (sem cortar a imagem) */
.depo-print {
  flex: 0 0 auto;
  width: 300px;
  scroll-snap-align: start;
  transition: transform .3s ease;
}
@media (min-width: 1024px) { .depo-print { width: 330px; } }
.depo-print__frame {
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: .9rem;
  border-radius: 14px;
  background: linear-gradient(160deg, #fff 0%, var(--off-white) 100%);
  border: 1px solid var(--bege-300);
  box-shadow: 0 12px 32px rgba(62,67,39,.1);
  overflow: hidden;
}
.depo-print__frame img {
  max-width: 100%;
  max-height: 100%;
  width: auto; height: auto;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 4px 14px rgba(38,36,31,.18);
}
.depo-print:hover { transform: translateY(-4px); }
.depo-print figcaption {
  margin-top: .85rem;
  text-align: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--oliva-700);
}

.prova__mais {
  margin-top: 2.5rem;
  text-align: center;
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(1.1rem, 3.4vw, 1.4rem);
  color: var(--oliva-400);
}

/* ============ QUALIFICAÇÃO ============ */
.qualificacao {
  background:
    linear-gradient(rgba(38,36,31,.88), rgba(38,36,31,.93)),
    url("img/qualificacao-bg.jpg") center / cover no-repeat,
    var(--oliva-900);
  color: var(--off-white);
  padding: 6rem 0;
  text-align: center;
}
.qualificacao__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.9rem, 6vw, 3rem);
  line-height: 1.15;
}
.qualificacao__title em { color: var(--bege-300); }
.qualificacao__frag {
  margin-top: 2.25rem;
  font-size: clamp(1rem, 3.2vw, 1.2rem);
  font-weight: 300;
  line-height: 2.1;
  color: rgba(241,240,234,.85);
}
.qualificacao__frag p:nth-child(2) { transition-delay: .15s; }
.qualificacao__frag p:nth-child(3) { transition-delay: .3s; }
.qualificacao__close {
  margin-top: 2.25rem;
  font-family: var(--serif);
  font-size: clamp(1.3rem, 4.2vw, 1.7rem);
  color: var(--bege-300);
}

/* ============ APLICAÇÃO / FORM ============ */
.aplicacao {
  padding: 6rem 0;
  background: var(--off-white-soft);
  text-align: center;
}
.aplicacao__title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.8rem, 5.5vw, 2.7rem);
  line-height: 1.18;
  color: var(--oliva-700);
}
.aplicacao__title em { color: var(--oliva-400); }
.aplicacao__sub { margin-top: 1rem; font-weight: 300; }

.form {
  margin-top: 2.75rem;
  text-align: left;
  display: grid;
  gap: 1.4rem;
}
.form__field label {
  display: block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--oliva-700);
  margin-bottom: .5rem;
}
.form__field input {
  width: 100%;
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--oliva-900);
  background: var(--off-white);
  border: 1px solid var(--bege-300);
  border-radius: 8px;
  padding: .95rem 1.1rem;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form__field input:focus {
  outline: none;
  border-color: var(--oliva-400);
  box-shadow: 0 0 0 3px rgba(139,145,113,.2);
}
.form__field input.is-invalid { border-color: #a04b3a; }

.form__note {
  font-size: .85rem;
  font-weight: 300;
  text-align: center;
  color: var(--oliva-400);
}
.form__feedback {
  min-height: 1.4em;
  font-size: .9rem;
  text-align: center;
  color: var(--oliva-700);
}

/* ============ FOOTER ============ */
.footer {
  background: var(--oliva-900);
  color: var(--bege-300);
  text-align: center;
  padding: 2.5rem 1.25rem;
}
.footer__name {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.25rem;
  margin-bottom: .75rem;
  color: var(--off-white);
}
.footer__legal {
  font-size: .75rem;
  font-weight: 300;
  max-width: 52ch;
  margin-inline: auto;
}
.footer__credito {
  margin-top: 1.5rem;
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--oliva-400);
}
.footer__credito a {
  color: var(--bege-300);
  text-decoration: none;
  border-bottom: 1px solid rgba(206,195,173,.4);
  transition: color .2s ease;
}
.footer__credito a:hover { color: var(--off-white); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn { animation: none; }
}