/* ============================================================
   INNGLISH™ — Luciana Caetano · Landing Page
   Paleta validada (Onboarding Estratégico · Maio 2026):
     Verde Esmeralda  #2E8B6A   primária
     Verde Floresta   #1A3C34   secundária dark
     Areia / Creme    #F4EFE6   neutra
     Dourado Suave    #C8A96E   acento premium
     Quase-preto      #2D2D2D   texto
     Branco           #FFFFFF
   ============================================================ */

:root{
  --c-emerald:    #2E8B6A;
  --c-forest:     #1A3C34;
  --c-forest-2:   #143028;
  --c-cream:      #F4EFE6;
  --c-cream-deep: #ECE4D4;
  --c-gold:       #C8A96E;
  --c-gold-soft:  #D8BE8A;
  --c-ink:        #2D2D2D;
  --c-ink-soft:   #4a4a47;
  --c-white:      #FFFFFF;

  --serif: "Cormorant Garamond", "Cormorant", Georgia, "Times New Roman", serif;
  --sans:  "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 22px;
  --r-xl: 36px;

  --shadow-soft: 0 22px 60px -28px rgba(20, 48, 40, .35);
  --shadow-deep: 0 40px 90px -32px rgba(20, 48, 40, .55);

  --maxw: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--sans);
  color: var(--c-ink);
  background: var(--c-cream);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; }
button { font: inherit; cursor: pointer; }

::selection { background: var(--c-emerald); color: var(--c-cream); }

/* Subtle film grain over cream backgrounds */
.section-cream::before,
.section-cream-deep::before{
  content:"";
  position:absolute;
  inset:0;
  background-image: radial-gradient(rgba(20,48,40,.04) 1px, transparent 1px);
  background-size: 4px 4px;
  pointer-events:none;
  mix-blend-mode: multiply;
  opacity:.55;
}

/* ---------- NAV ---------- */
.nav{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 24px;
  padding: 18px var(--gutter);
  background: rgba(244, 239, 230, 0);
  transition: background .35s ease, padding .35s ease, box-shadow .35s ease, color .35s ease;
  color: var(--c-cream);
}
.nav.is-stuck{
  background: rgba(244, 239, 230, .92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  color: var(--c-forest);
  box-shadow: 0 6px 30px -22px rgba(20, 48, 40, .5);
  padding: 12px var(--gutter);
}
.brand{
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  text-decoration: none;
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: .02em;
}
.brand-mark{
  display: inline-flex;
  align-items: center;
  font-weight: 600;
  font-style: italic;
}
.brand-mark .dot{ color: var(--c-gold); margin-left: 2px; }
.brand-word{ font-size: 17px; letter-spacing: .08em; text-transform: uppercase; font-family: var(--sans); font-weight: 500; }
.nav-links{
  display: flex;
  justify-content: center;
  gap: 28px;
  font-size: 13.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.nav-links a{
  text-decoration: none;
  position: relative;
  padding: 6px 0;
  opacity: .92;
  transition: opacity .2s;
}
.nav-links a:hover{ opacity: 1; }
.nav-links a::after{
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: 0;
  height: 1px;
  background: currentColor;
  transition: right .25s ease;
}
.nav-links a:hover::after{ right: 0; }

.nav-cta{
  text-decoration: none;
  font-size: 13.5px;
  letter-spacing: .08em;
  padding: 11px 18px;
  border: 1px solid currentColor;
  border-radius: 999px;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.nav-cta:hover{ background: currentColor; color: var(--c-forest); }
.nav.is-stuck .nav-cta:hover{ color: var(--c-cream); }

.burger{ display: none; background: none; border: 0; width: 36px; height: 36px; padding: 6px; }
.burger span{ display: block; height: 1.5px; background: currentColor; margin: 5px 0; border-radius: 2px; transition: transform .3s, opacity .3s; }
.nav.is-open .burger span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav.is-open .burger span:nth-child(2){ opacity: 0; }
.nav.is-open .burger span:nth-child(3){ transform: translateY(-6px) rotate(-45deg); }

/* ---------- HERO ---------- */
.hero{
  position: relative;
  min-height: 100vh;
  padding: 120px var(--gutter) 80px;
  color: var(--c-cream);
  overflow: hidden;
  isolation: isolate;
}
.hero-bg{
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 80% 10%, rgba(46,139,106,.45), transparent 60%),
    radial-gradient(ellipse 70% 50% at 10% 90%, rgba(200,169,110,.18), transparent 60%),
    linear-gradient(160deg, #143028 0%, #1A3C34 38%, #214b40 70%, #2E8B6A 130%);
  z-index: -1;
}
.hero-bg::after{
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(transparent 96%, rgba(255,255,255,.04) 96%),
    linear-gradient(90deg, transparent 96%, rgba(255,255,255,.04) 96%);
  background-size: 60px 60px, 60px 60px;
  opacity: .5;
  mix-blend-mode: overlay;
}
.hero-grid{
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
}
.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 12.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  margin-bottom: 28px;
  opacity: .92;
}
.lozenge{
  padding: 6px 12px;
  border: 1px solid var(--c-gold);
  color: var(--c-gold);
  border-radius: 999px;
  font-weight: 500;
}
.eyebrow-text{ opacity: .85; }
.hero-title{
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(38px, 5.4vw, 76px);
  line-height: 1.04;
  letter-spacing: -.01em;
  margin: 0 0 28px;
}
.hero-title .emph{
  display: block;
  color: var(--c-gold);
  font-style: italic;
  font-weight: 500;
  margin-top: 6px;
}
.hero-sub{
  max-width: 540px;
  font-size: clamp(16px, 1.3vw, 19px);
  color: rgba(244,239,230,.85);
  margin: 0 0 40px;
  line-height: 1.6;
}
.hero-ctas{ display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero-meta{
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: clamp(28px, 4vw, 56px);
  padding-top: 36px;
  border-top: 1px solid rgba(244,239,230,.18);
  max-width: 560px;
}
.hero-meta strong{
  display: block;
  font-family: var(--serif);
  font-size: clamp(32px, 3vw, 42px);
  font-weight: 500;
  color: var(--c-gold);
  line-height: 1;
  margin-bottom: 6px;
}
.hero-meta span{
  display: block;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(244,239,230,.7);
}

/* hero photo */
.hero-photo{ position: relative; }
.portrait{
  position: relative;
  margin: 0;
  border-radius: 240px 240px 24px 24px;
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-deep);
  transform: translateY(10px);
}
.portrait img{
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: saturate(.88) contrast(1.02);
}
.portrait figcaption{
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 18px 22px;
  background: linear-gradient(transparent, rgba(20,48,40,.85));
  color: var(--c-cream);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.portrait-frame{
  position: absolute;
  inset: -16px -16px auto auto;
  width: 84px; height: 84px;
  border: 1.5px solid var(--c-gold);
  border-radius: 50%;
}
.portrait-tag{
  position: absolute;
  bottom: -22px; left: -18px;
  background: var(--c-cream);
  color: var(--c-forest);
  padding: 14px 18px 14px 14px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 15.5px;
  box-shadow: var(--shadow-soft);
  max-width: 280px;
  line-height: 1.25;
}
.diamond{ color: var(--c-gold); font-size: 12px; }

.hero-scroll{
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: rgba(244,239,230,.7);
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
}
.hero-scroll svg{ animation: bob 2.2s ease-in-out infinite; }
@keyframes bob{ 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(5px); } }

/* ---------- BUTTONS ---------- */
.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 26px;
  border-radius: 999px;
  font-size: 14.5px;
  letter-spacing: .04em;
  text-decoration: none;
  font-weight: 500;
  border: 1px solid transparent;
  transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn-primary{ background: var(--c-emerald); color: var(--c-cream); }
.btn-primary:hover{ background: #237056; }
.btn-ghost{ background: transparent; color: var(--c-cream); border-color: rgba(244,239,230,.45); }
.btn-ghost:hover{ background: rgba(244,239,230,.08); border-color: var(--c-cream); }
.btn-gold{
  background: var(--c-gold); color: var(--c-forest); font-weight: 600;
  letter-spacing: .04em;
  border: 0;
  padding: 16px 24px;
  border-radius: 999px;
  font-size: 15px;
}
.btn-gold:hover{ background: var(--c-gold-soft); }

/* ---------- SECTIONS ---------- */
.section{
  position: relative;
  padding: clamp(80px, 11vw, 140px) var(--gutter);
}
.section-cream      { background: var(--c-cream); color: var(--c-ink); }
.section-cream-deep { background: var(--c-cream-deep); color: var(--c-ink); }
.section-forest     { background: var(--c-forest); color: var(--c-cream); }
.section-forest::before{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 60% 50% at 90% 0%, rgba(46,139,106,.28), transparent 60%),
    radial-gradient(ellipse 50% 40% at 0% 100%, rgba(200,169,110,.12), transparent 60%);
  pointer-events:none;
}
.section > .container{ position: relative; z-index: 1; }

.container{
  max-width: var(--maxw);
  margin: 0 auto;
}
.container.narrow{ max-width: 820px; }
.center{ text-align: center; }

.section-eyebrow{
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-emerald);
  font-weight: 600;
  margin: 0 0 18px;
}
.section-eyebrow.muted{ color: var(--c-gold); }

.section-title{
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.08;
  letter-spacing: -.005em;
  color: var(--c-forest);
  margin: 0 0 28px;
}
.section-title em{ font-style: italic; color: var(--c-emerald); font-weight: 500; }
.section-title.light{ color: var(--c-cream); }
.section-title.light em{ color: var(--c-gold); }
.section-title .trademark{ position: relative; }
.section-title .trademark::after{
  content: "™";
  font-size: .35em;
  vertical-align: top;
  margin-left: 4px;
  color: var(--c-gold);
}
.section-sub{
  font-size: clamp(15px, 1.3vw, 19px);
  color: var(--c-ink-soft);
  max-width: 640px;
  margin: 0 auto;
}
.section-head{ margin-bottom: clamp(48px, 6vw, 80px); }
.section-head.center{ text-align: center; }
.section-head.center .section-title{ margin-left: auto; margin-right: auto; max-width: 18ch; }

.prose p{
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(18px, 1.5vw, 22px);
  line-height: 1.55;
  color: var(--c-ink);
  margin: 0 0 18px;
}
.prose strong{ font-weight: 600; color: var(--c-forest); }
.prose-light p{ color: rgba(244,239,230,.92); }
.prose-light strong{ color: var(--c-gold); }
.prose .ink{ color: var(--c-gold); font-style: italic; font-weight: 500; }
.prose-pull{
  border-left: 2px solid var(--c-gold);
  padding-left: 18px;
  font-style: italic;
  color: var(--c-ink);
  margin-top: 24px !important;
}

/* ---------- DIFERENCIAL ---------- */
.diferencial-grid{
  display: grid;
  grid-template-columns: 1.3fr .9fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
}
.pull-quote{
  position: relative;
  background: rgba(244,239,230,.06);
  border: 1px solid rgba(200,169,110,.3);
  padding: 56px 36px 36px;
  border-radius: var(--r-lg);
}
.pull-quote .quote-mark{
  position: absolute;
  top: -20px;
  left: 26px;
  font-family: var(--serif);
  font-size: 140px;
  line-height: 1;
  color: var(--c-gold);
}
.pull-quote blockquote{
  margin: 0 0 24px;
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(24px, 2.2vw, 34px);
  line-height: 1.25;
  color: var(--c-cream);
}
.quote-sig{
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-gold);
}

/* ---------- MÉTODO LAYERS ---------- */
.layers{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.layer{
  background: var(--c-white);
  border: 1px solid rgba(20,48,40,.08);
  border-radius: var(--r-lg);
  padding: 40px 32px 36px;
  position: relative;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.layer:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(46,139,106,.35);
}
.layer-num{
  font-family: var(--serif);
  font-style: italic;
  font-size: 56px;
  font-weight: 500;
  color: var(--c-emerald);
  line-height: 1;
  margin-bottom: 18px;
}
.layer h3{
  font-family: var(--serif);
  font-size: 30px;
  font-weight: 500;
  color: var(--c-forest);
  margin: 0 0 14px;
}
.layer p{
  font-size: 16px;
  color: var(--c-ink-soft);
  line-height: 1.6;
  margin: 0;
}
.layer strong{ color: var(--c-forest); font-weight: 600; }

/* ---------- PARA QUEM ---------- */
.two-col{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.col{
  padding: 44px 36px;
  border-radius: var(--r-lg);
  background: var(--c-white);
}
.col-yes{ border: 1.5px solid var(--c-emerald); }
.col-no { border: 1.5px solid rgba(20,48,40,.18); background: transparent; }
.col-title{
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  font-weight: 600;
  margin: 0 0 24px;
}
.col-yes .col-title{ color: var(--c-emerald); }
.col-no .col-title{ color: rgba(20,48,40,.55); }
.col ul{ list-style: none; padding: 0; margin: 0; }
.col li{
  font-family: var(--serif);
  font-size: 19px;
  line-height: 1.45;
  padding: 14px 0 14px 28px;
  position: relative;
  border-top: 1px solid rgba(20,48,40,.08);
}
.col li:first-child{ border-top: 0; padding-top: 0; }
.col-yes li::before{
  content: "✓";
  position: absolute;
  left: 0; top: 14px;
  color: var(--c-emerald);
  font-weight: 700;
}
.col-yes li:first-child::before{ top: 0; }
.col-no li::before{
  content: "—";
  position: absolute;
  left: 0; top: 14px;
  color: rgba(20,48,40,.4);
}
.col-no li:first-child::before{ top: 0; }

/* ---------- ABOUT ---------- */
.about-grid{
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
}
.about-photo{ position: relative; }
.about-photo figure{
  margin: 0;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
  box-shadow: var(--shadow-soft);
}
.about-photo img{
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(.85);
}
.about-stamp{
  position: absolute;
  bottom: -24px;
  right: -10px;
  background: var(--c-forest);
  color: var(--c-cream);
  padding: 18px 26px;
  border-radius: 50%;
  width: 150px; height: 150px;
  display: grid;
  place-content: center;
  text-align: center;
  border: 2px solid var(--c-gold);
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  line-height: 1.5;
}
.about-stamp strong{
  display: block;
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 500;
  color: var(--c-gold);
  margin: 4px 0;
  letter-spacing: 0;
}
.about-sub{
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(18px, 1.5vw, 22px);
  color: var(--c-emerald);
  margin: 0 0 28px;
}
.credentials{
  list-style: none;
  padding: 0;
  margin: 36px 0 0;
  display: grid;
  gap: 14px;
}
.credentials li{
  font-size: 15px;
  letter-spacing: .04em;
  color: var(--c-forest);
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
}
.credentials span{ color: var(--c-gold); }

/* ---------- TESTIMONIALS ---------- */
.testimonials{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial{
  position: relative;
  background: rgba(244,239,230,.04);
  border: 1px solid rgba(200,169,110,.25);
  padding: 56px 32px 32px;
  border-radius: var(--r-lg);
  margin: 0;
}
.t-mark{
  position: absolute;
  top: -10px; left: 24px;
  font-family: var(--serif);
  font-size: 110px;
  line-height: 1;
  color: var(--c-gold);
  opacity: .9;
}
.testimonial blockquote{
  margin: 0 0 28px;
  font-family: var(--serif);
  font-size: 19px;
  font-style: italic;
  line-height: 1.45;
  color: rgba(244,239,230,.94);
}
.testimonial blockquote strong{ color: var(--c-gold); font-weight: 600; }
.testimonial figcaption{
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 18px;
  border-top: 1px solid rgba(200,169,110,.18);
}
.t-name{
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-gold);
  font-weight: 600;
}
.t-role{
  font-size: 13px;
  color: rgba(244,239,230,.65);
}
.testimonial-note{
  margin: 28px auto 0;
  text-align: center;
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(244,239,230,.45);
}

/* ---------- STEPS ---------- */
.steps{
  list-style: none;
  padding: 0;
  margin: 0 0 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: step;
}
.steps li{
  position: relative;
  padding: 36px 28px;
  background: var(--c-white);
  border-radius: var(--r-lg);
  border-top: 3px solid var(--c-emerald);
}
.step-num{
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  letter-spacing: .14em;
  color: var(--c-gold);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.steps h3{
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 500;
  color: var(--c-forest);
  margin: 0 0 8px;
}
.step-tag{
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-emerald);
  margin: 0 0 14px;
  font-weight: 600;
}
.steps p:not(.step-tag){
  font-size: 15.5px;
  color: var(--c-ink-soft);
  line-height: 1.6;
  margin: 0;
}

/* ---------- FAQ ---------- */
.faq{ margin-top: 16px; }
.faq details{
  border-bottom: 1px solid rgba(20,48,40,.14);
  padding: 22px 0;
}
.faq details:first-of-type{ border-top: 1px solid rgba(20,48,40,.14); }
.faq summary{
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  font-family: var(--serif);
  font-size: clamp(19px, 1.6vw, 24px);
  font-weight: 500;
  color: var(--c-forest);
}
.faq summary::-webkit-details-marker{ display: none; }
.faq .chev{
  flex-shrink: 0;
  width: 36px; height: 36px;
  border: 1px solid rgba(20,48,40,.2);
  border-radius: 50%;
  display: grid; place-items: center;
  font-size: 22px;
  color: var(--c-emerald);
  transition: transform .3s ease, background .3s ease, color .3s ease;
}
.faq details[open] .chev{
  transform: rotate(45deg);
  background: var(--c-emerald);
  color: var(--c-cream);
  border-color: var(--c-emerald);
}
.faq .ans{
  margin-top: 14px;
  padding-right: 60px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-ink-soft);
}
.faq .ans strong{ color: var(--c-forest); font-weight: 600; }

/* ---------- CTA FINAL ---------- */
.cta-final{ padding-bottom: clamp(100px, 13vw, 160px); }
.cta-final-grid{
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
}
.cta-headline{
  max-width: 14ch;
}
.cta-final-sub{
  font-size: clamp(16px, 1.3vw, 19px);
  color: rgba(244,239,230,.8);
  margin: 0 0 36px;
  max-width: 480px;
}
.cta-bullets{
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 12px;
  font-size: 15px;
  color: rgba(244,239,230,.85);
}
.cta-bullets span{ color: var(--c-gold); margin-right: 8px; }

.cta-form{
  background: var(--c-cream);
  color: var(--c-forest);
  padding: clamp(32px, 4vw, 52px);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-deep);
  display: grid;
  gap: 18px;
}
.cta-form h3{
  font-family: var(--serif);
  font-size: clamp(24px, 2vw, 30px);
  font-weight: 500;
  margin: 0 0 8px;
  color: var(--c-forest);
}
.cta-form label{
  display: grid;
  gap: 6px;
}
.cta-form label > span{
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-emerald);
  font-weight: 600;
}
.cta-form input, .cta-form select{
  font: 15px / 1.3 var(--sans);
  background: transparent;
  color: var(--c-ink);
  border: 0;
  border-bottom: 1.5px solid rgba(20,48,40,.18);
  padding: 10px 0;
  outline: none;
  transition: border-color .2s;
  border-radius: 0;
}
.cta-form input:focus, .cta-form select:focus{ border-bottom-color: var(--c-emerald); }
.cta-form select{ background-image: linear-gradient(45deg, transparent 50%, var(--c-emerald) 50%), linear-gradient(135deg, var(--c-emerald) 50%, transparent 50%); background-position: calc(100% - 14px) center, calc(100% - 8px) center; background-size: 6px 6px; background-repeat: no-repeat; appearance: none; padding-right: 26px; }
.cta-form .btn-gold{ margin-top: 8px; justify-content: center; }
.form-fine{
  font-size: 11.5px;
  letter-spacing: .04em;
  color: rgba(20,48,40,.55);
  margin: 0;
  text-align: center;
}

/* ---------- FOOTER ---------- */
.footer{
  background: var(--c-forest-2);
  color: rgba(244,239,230,.78);
  padding: 80px var(--gutter) 28px;
}
.footer-grid{
  display: grid;
  grid-template-columns: 1.6fr .8fr .8fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(244,239,230,.12);
}
.foot-brand p{ margin: 18px 0 0; font-size: 14px; max-width: 36ch; line-height: 1.55; }
.brand.brand-light{ color: var(--c-cream); }
.foot-title{
  font-size: 11px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin: 0 0 18px;
  font-weight: 600;
}
.foot-nav, .foot-social{ display: grid; gap: 10px; align-content: start; }
.foot-nav a, .foot-social a{
  text-decoration: none;
  font-size: 14.5px;
  color: rgba(244,239,230,.78);
  transition: color .2s;
}
.foot-nav a:hover, .foot-social a:hover{ color: var(--c-gold); }
.foot-stamp{
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 17px;
  color: var(--c-cream);
}
.footer-bottom{
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px;
  align-items: center;
  padding-top: 28px;
  font-size: 12.5px;
  color: rgba(244,239,230,.5);
}
.footer-bottom a{ color: var(--c-gold); text-decoration: none; }
.footer-by{
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none !important;
  color: rgba(244,239,230,.55) !important;
  font-size: 11.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  transition: opacity .25s ease;
}
.footer-by:hover{ opacity: .75; }
.footer-by img{
  height: 22px;
  width: auto;
  display: block;
  opacity: .82;
  transition: opacity .25s ease;
}
.footer-by:hover img{ opacity: 1; }

/* ---------- MODAL (Aula Experimental Popup) ---------- */
.modal-backdrop{
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(15, 34, 28, .72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease, visibility 0s linear .35s;
}
.modal-backdrop.is-open{
  opacity: 1;
  visibility: visible;
  transition: opacity .35s ease, visibility 0s linear 0s;
}
.modal-panel{
  position: relative;
  width: min(100%, 480px);
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  background: var(--c-cream);
  color: var(--c-forest);
  border-radius: var(--r-xl);
  padding: clamp(28px, 4vw, 44px);
  box-shadow: 0 40px 100px -30px rgba(0,0,0,.6);
  transform: translateY(24px) scale(.98);
  opacity: 0;
  transition: transform .4s cubic-bezier(.16,.84,.24,1), opacity .3s ease;
}
.modal-backdrop.is-open .modal-panel{
  transform: none;
  opacity: 1;
}
.modal-close{
  position: absolute;
  top: 16px; right: 16px;
  width: 40px; height: 40px;
  border: 1px solid rgba(20,48,40,.15);
  border-radius: 50%;
  background: transparent;
  color: var(--c-forest);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background .2s, border-color .2s, transform .2s;
}
.modal-close:hover{
  background: var(--c-forest);
  color: var(--c-cream);
  border-color: var(--c-forest);
  transform: rotate(90deg);
}
.modal-head{ margin-bottom: 24px; padding-right: 44px; }
.modal-eyebrow{
  font-size: 12px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--c-emerald);
  font-weight: 600;
  margin: 0 0 10px;
}
.modal-title{
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.15;
  color: var(--c-forest);
  margin: 0 0 8px;
}
.modal-sub{
  font-size: 14px;
  color: var(--c-ink-soft);
  margin: 0;
}
.modal-form{
  display: grid;
  gap: 18px;
}
.modal-form label{ display: grid; gap: 6px; }
.modal-form label > span{
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--c-emerald);
  font-weight: 600;
}
.modal-form input, .modal-form select{
  font: 15px / 1.3 var(--sans);
  background: transparent;
  color: var(--c-ink);
  border: 0;
  border-bottom: 1.5px solid rgba(20,48,40,.18);
  padding: 10px 0;
  outline: none;
  transition: border-color .2s;
  border-radius: 0;
}
.modal-form input:focus, .modal-form select:focus{ border-bottom-color: var(--c-emerald); }
.modal-form input.is-invalid, .modal-form select.is-invalid{ border-bottom-color: #C4482D; }
.modal-form select{
  background-image: linear-gradient(45deg, transparent 50%, var(--c-emerald) 50%), linear-gradient(135deg, var(--c-emerald) 50%, transparent 50%);
  background-position: calc(100% - 14px) center, calc(100% - 8px) center;
  background-size: 6px 6px;
  background-repeat: no-repeat;
  appearance: none;
  padding-right: 26px;
}
.modal-submit{ margin-top: 6px; justify-content: center; width: 100%; }
.modal-form .form-fine{
  font-size: 11.5px;
  letter-spacing: .04em;
  color: rgba(20,48,40,.55);
  margin: 0;
  text-align: center;
}
body.no-scroll{ overflow: hidden; }

/* ---------- REVEAL ANIMATION ---------- */
/* Default visible (no-JS / SSR / screenshot safe). JS adds .js-anim on body to opt-in. */
.reveal{ opacity: 1; transform: none; }
.js-anim .reveal{
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .9s ease, transform .9s cubic-bezier(.16,.84,.24,1);
}
.js-anim .reveal.visible{ opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce){
  .js-anim .reveal{ opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1020px){
  .hero-grid, .diferencial-grid, .about-grid, .cta-final-grid{ grid-template-columns: 1fr; }
  .hero-photo{ max-width: 480px; margin: 20px auto 0; }
  .layers, .testimonials, .steps{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px){
  .nav-links, .nav-cta{ display: none; }
  .nav.is-open .nav-links{
    display: flex;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: var(--c-cream);
    padding: 22px var(--gutter);
    gap: 18px;
    color: var(--c-forest);
    border-top: 1px solid rgba(20,48,40,.1);
  }
  .burger{ display: block; }
  .hero{ min-height: auto; padding-top: 110px; padding-bottom: 60px; }
  .hero-title{ font-size: 38px; }
  .hero-meta{ grid-template-columns: 1fr 1fr; gap: 24px; }
  .two-col{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; gap: 32px; }
  .about-stamp{ width: 110px; height: 110px; bottom: -16px; right: -4px; }
  .about-stamp strong{ font-size: 22px; }
}