/* 
   ESTÚDIO IA DIGITAL — CSS COMPLETO
   Paleta: Neutros sofisticados (carvão → creme) + verde CTAs
   Tipografia: Inter (sem serifa)
 */

/* 1. VARIÁVEIS */
:root {
  --charcoal:    #2C2C2C;
  --taupe:       #8A7E78;
  --beige:       #C4B49A;
  --greige:      #D9D2C9;
  --cream:       #EDE8E0;
  --offwhite:    #F7F4EF;
  --white:       #FFFFFF;
  --text-dark:   #1A1A1A;
  --text-body:   #4A4A4A;
  --text-light:  #7A7A7A;
  --cta:         #16A34A;
  --cta-hover:   #15803D;
  --cta-light:   #22C55E;
  --whatsapp:    #25D366;
  --dark-bg:     #1C1C1C;
  --dark-card:   #242424;
  --font:        'Inter', sans-serif;
  --radius:      12px;
  --trans:       0.3s ease;
}

/* 2. RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font); font-size: 17px; line-height: 1.75; color: var(--text-body); background: var(--offwhite); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--trans); }
ul { list-style: none; }
button { font-family: var(--font); cursor: pointer; background: none; border: none; }
::selection { background: var(--taupe); color: var(--white); }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark-bg); }
::-webkit-scrollbar-thumb { background: var(--taupe); border-radius: 3px; }

/* 3. TIPOGRAFIA */
h1 { font-size: clamp(28px, 5vw, 52px); font-weight: 800; line-height: 1.15; }
h2 { font-size: clamp(24px, 4vw, 40px); font-weight: 700; line-height: 1.2; }
h3 { font-size: clamp(18px, 2.5vw, 24px); font-weight: 600; line-height: 1.3; }
p  { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }
strong { color: var(--text-dark); font-weight: 700; }

/* 4. LAYOUT */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 20px;
}
@media (min-width: 768px)  { .container { padding-inline: 40px; } }
@media (min-width: 1024px) { .container { padding-inline: 80px; } }

.section { padding-block: 72px; }
@media (min-width: 1024px) { .section { padding-block: 110px; } }

.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: 1fr; }
.grid--4 { grid-template-columns: 1fr; }
@media (min-width: 768px)  { .grid--3 { grid-template-columns: repeat(3, 1fr); } .grid--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid--4 { grid-template-columns: repeat(4, 1fr); } }

/* 5. ÍCONES */
.icon { display: inline-block; width: 24px; height: 24px; stroke: currentColor; stroke-width: 1.5; fill: none; flex-shrink: 0; vertical-align: middle; }
.icon--sm { width: 18px; height: 18px; }
.icon--md { width: 32px; height: 32px; }
.icon--lg { width: 40px; height: 40px; }

/* 6. BOTÕES */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; border-radius: 8px; font-size: 14px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.6px; cursor: pointer;
  border: 2px solid transparent; transition: var(--trans);
  white-space: nowrap;
}
.btn--lg { padding: 16px 36px; font-size: 15px; }
.btn--sm { padding: 10px 18px; font-size: 13px; }
.btn--full { width: 100%; }

.btn--cta {
  background: linear-gradient(90deg, var(--cta) 0%, var(--cta-light) 50%, var(--cta) 100%);
  background-size: 200% 100%; background-position: 0 0;
  color: var(--white); border-color: transparent;
  box-shadow: 0 4px 16px rgba(22,163,74,.28);
}
.btn--cta:hover { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 6px 24px rgba(22,163,74,.4); }

.btn--outline-neutral { background: transparent; color: var(--cream); border-color: rgba(196,180,154,.5); }
.btn--outline-neutral:hover { background: var(--beige); color: var(--charcoal); border-color: var(--beige); }

.btn--outline-dark { background: transparent; color: var(--charcoal); border-color: var(--beige); }
.btn--outline-dark:hover { background: var(--charcoal); color: var(--cream); }

.btn--outline-green { background: transparent; color: var(--cta); border-color: var(--cta); }
.btn--outline-green:hover { background: var(--cta); color: var(--white); transform: translateY(-2px); }

.btn--whatsapp { background: var(--whatsapp); color: var(--white); border-color: transparent; box-shadow: 0 4px 16px rgba(37,211,102,.25); }
.btn--whatsapp:hover { filter: brightness(1.08); transform: translateY(-2px); }

/* 7. HEADER */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(28,28,28,.97); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(196,180,154,.15); transition: transform var(--trans); }
.header__inner { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; max-width: 1200px; margin-inline: auto; }
@media (min-width: 768px)  { .header__inner { padding-inline: 40px; } }
@media (min-width: 1024px) { .header__inner { padding-inline: 80px; } }
.header__logo { font-size: 17px; font-weight: 700; letter-spacing: 2px; color: var(--cream); text-transform: uppercase; }
.header__nav { display: none; align-items: center; gap: 28px; }
@media (min-width: 768px) { .header__nav { display: flex; } }
.header__link { font-size: 13px; font-weight: 500; color: var(--taupe); }
.header__link:hover { color: var(--cream); }

/* 8. HERO */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding-top: 72px; }
.hero__bg { position: absolute; inset: 0; background-size: cover; background-position: center; }
.hero__overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(28,28,28,.90) 0%, rgba(28,28,28,.55) 100%); }
.hero__content { position: relative; z-index: 1; padding-block: 80px 60px; text-align: center; }
.hero__headline { color: var(--offwhite); margin-bottom: 20px; max-width: 820px; margin-inline: auto; }
.hero__sub { color: var(--greige); font-size: 18px; max-width: 640px; margin-inline: auto; margin-bottom: 36px; }
.hero__ctas { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 40px; }
@media (min-width: 640px) { .hero__ctas { flex-direction: row; justify-content: center; } }
.hero__indicators { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 16px; font-size: 13px; color: var(--taupe); }
.sep { color: rgba(138,126,120,.4); }

/* Badge */
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 18px; border-radius: 100px; font-size: 12px; font-weight: 600; letter-spacing: 0.6px; }
.badge--pill { border: 1px solid rgba(196,180,154,.3); color: var(--cream); background: transparent; margin-bottom: 28px; }

/* 9. SEÇÕES DE FUNDO */
.section--offwhite { background: var(--offwhite); }
.section--cream    { background: var(--cream); }
.section--dark     { background: var(--charcoal); }
.section--packages { background: var(--dark-bg); }
.section--faq      { background: #1C1C1C; }

/* Seção com imagem de fundo */
.section--img { position: relative; }
.section__bg  { position: absolute; inset: 0; background-size: cover; background-position: center; }
.section__overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(28,28,28,.82), rgba(28,28,28,.92)); }
.section__overlay--heavy { background: linear-gradient(to bottom, rgba(20,20,20,.90), rgba(20,20,20,.96)); }
.section__content { position: relative; z-index: 1; }

/* 10. SECTION HEADER */
.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { color: var(--charcoal); margin-bottom: 16px; }
.section-header p  { color: var(--text-light); font-size: 17px; max-width: 580px; margin-inline: auto; }
.section-header--light h2 { color: var(--offwhite); }
.section-header--light p  { color: var(--greige); }

/* Frase de transição */
.transicao { font-size: 22px; font-weight: 600; color: var(--taupe); text-align: center; margin-top: 48px; font-style: italic; }

/* 11. CARDS GERAIS */
.card { background: var(--white); border: 1px solid rgba(196,180,154,.25); border-radius: var(--radius); box-shadow: 0 4px 24px rgba(0,0,0,.06); transition: var(--trans); }
.card:hover { box-shadow: 0 8px 32px rgba(0,0,0,.10); transform: translateY(-4px); }

/* Cards de Problema */
.card--problem { padding: 32px 28px; }
.card__icon-wrap { display: inline-flex; align-items: center; justify-content: center; width: 52px; height: 52px; border-radius: 12px; margin-bottom: 16px; }
.card__icon-wrap--red { background: rgba(239,68,68,.08); color: #DC2626; }
.card--problem h3 { color: var(--charcoal); font-size: 17px; margin-bottom: 10px; }
.card--problem p  { color: var(--text-body); font-size: 15px; }

/* 12. SERVIÇOS */
.service-card { padding: 0 0 28px; overflow: hidden; }
.service-card__accent { display: block; height: 3px; background: var(--cta); }
.service-card__icon { color: var(--taupe); margin: 28px auto 16px; display: block; }
.service-card h3 { color: var(--charcoal); text-align: center; margin-bottom: 12px; }
.service-card p  { color: var(--text-body); font-size: 15px; text-align: center; padding-inline: 20px; margin-bottom: 16px; }
.tag { display: inline-block; padding: 5px 14px; border-radius: 100px; background: var(--cream); color: var(--taupe); border: 1px solid var(--greige); font-size: 12px; font-weight: 500; }
.service-card .tag { display: block; text-align: center; margin: 0 20px; }

/* Note Box */
.note-box { display: flex; align-items: flex-start; gap: 14px; background: #F0FDF4; border-left: 4px solid var(--cta); border-radius: 0 var(--radius) var(--radius) 0; padding: 20px 24px; margin-top: 40px; }
.note-box__icon { color: var(--cta); flex-shrink: 0; margin-top: 2px; }
.note-box strong { color: var(--charcoal); }
.note-box p, .note-box div { font-size: 15px; color: var(--text-body); }

/* 13. GLASS CARDS */
.glass-card { background: rgba(255,255,255,.07); backdrop-filter: blur(16px); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius); padding: 32px; transition: var(--trans); }
.glass-card:hover { border-color: rgba(255,255,255,.28); transform: translateY(-4px); }
.glass-card__icon { color: var(--beige); display: block; margin-bottom: 16px; }
.glass-card h3 { color: var(--offwhite); margin-bottom: 10px; font-size: 18px; }
.glass-card p  { color: var(--greige); font-size: 15px; }

/* Mecanismo único */
.mecanismo { display: flex; gap: 20px; align-items: flex-start; background: rgba(196,180,154,.08); border: 1px solid rgba(196,180,154,.2); border-left: 4px solid var(--beige); border-radius: 0 var(--radius) var(--radius) 0; padding: 28px 32px; margin-bottom: 48px; }
.mecanismo__icon { color: var(--beige); flex-shrink: 0; margin-top: 4px; }
.mecanismo h3 { color: var(--cream); font-size: 18px; margin-bottom: 10px; }
.mecanismo p  { color: var(--greige); font-size: 16px; }

/* 14. GALERIA */
.gallery { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 640px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .gallery { grid-template-columns: repeat(3, 1fr); } }
.gallery__item { position: relative; height: 260px; overflow: hidden; border-radius: 8px; }
.gallery__img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.gallery__item:hover .gallery__img { transform: scale(1.06); }
.gallery__overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,.75), transparent 55%); display: flex; align-items: flex-end; padding: 16px; opacity: 0; transition: opacity var(--trans); }
.gallery__item:hover .gallery__overlay { opacity: 1; }
.gallery__label { color: var(--white); font-size: 13px; font-weight: 600; letter-spacing: 0.8px; text-transform: uppercase; }
.gallery__cta { text-align: center; margin-top: 40px; }

/* 15. CATÁLOGO */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.filter-pill { padding: 9px 22px; border-radius: 100px; background: var(--greige); color: var(--charcoal); font-size: 13px; font-weight: 600; cursor: pointer; transition: var(--trans); border: 1px solid transparent; }
.filter-pill:hover { background: var(--beige); }
.filter-pill--active { background: var(--charcoal); color: var(--white); }
.catalog-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 640px) { .catalog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .catalog-grid { grid-template-columns: repeat(3, 1fr); } }
.catalog-card { background: var(--white); border: 1px solid rgba(196,180,154,.25); border-radius: var(--radius); overflow: hidden; flex-direction: column; transition: var(--trans); }
.catalog-card:hover { border-color: var(--beige); transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.08); }
.catalog-card__img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.4s ease; }
.catalog-card:hover .catalog-card__img { transform: scale(1.04); }
.catalog-card__body { padding: 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.catalog-card__body h3 { color: var(--charcoal); font-size: 17px; }
.catalog-card__body p  { color: var(--text-body); font-size: 14px; }
.catalog-card__body .tag { align-self: flex-start; }
.catalog-card__body .btn { margin-top: auto; align-self: flex-start; }
.catalogo__rodape { text-align: center; margin-top: 36px; font-size: 15px; color: var(--text-light); }
.catalogo__rodape a { color: var(--cta); font-weight: 600; }

/* 16. PROCESSO TIMELINE */
.timeline { position: relative; max-width: 760px; margin-inline: auto; }
.timeline::before { content:''; position: absolute; left: 23px; top: 0; bottom: 0; width: 2px; background: rgba(196,180,154,.25); }
.timeline__item { display: flex; gap: 28px; align-items: flex-start; margin-bottom: 48px; position: relative; }
.timeline__item:last-child { margin-bottom: 0; }
.timeline__num { flex-shrink: 0; width: 48px; height: 48px; border-radius: 50%; background: var(--cta); color: var(--white); font-weight: 800; font-size: 18px; display: flex; align-items: center; justify-content: center; position: relative; z-index: 1; box-shadow: 0 4px 16px rgba(22,163,74,.35); }
.timeline__content { padding-top: 8px; flex: 1; }
.timeline__content h3 { color: var(--offwhite); margin-bottom: 8px; font-size: 18px; }
.timeline__content p  { color: var(--greige); font-size: 15px; }
.processo__selo { display: flex; align-items: center; gap: 8px; margin-top: 16px; padding: 14px 20px; background: rgba(196,180,154,.07); border: 1px solid rgba(196,180,154,.2); border-radius: 8px; font-size: 14px; color: var(--greige); }

/* 17. PACOTES */
.packages-grid { display: grid; grid-template-columns: 1fr; gap: 24px; align-items: start; }
@media (min-width: 768px) { .packages-grid { grid-template-columns: repeat(3, 1fr); } }
.pkg-card { background: var(--dark-card); border: 1px solid rgba(196,180,154,.12); border-radius: var(--radius); overflow: hidden; transition: var(--trans); display: flex; flex-direction: column; }
.pkg-card:hover { border-color: rgba(196,180,154,.3); transform: translateY(-4px); }
.pkg-card--featured { border: 2px solid var(--cta); box-shadow: 0 0 32px rgba(22,163,74,.15); transform: scale(1.02); }
.pkg-card--featured:hover { transform: scale(1.02) translateY(-4px); }
.pkg-badge { background: var(--cta); color: var(--white); text-align: center; padding: 8px; font-size: 12px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; }
.pkg-card__header { padding: 28px 24px 0; }
.pkg-card__name { color: var(--beige); font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.pkg-card__desc { color: var(--text-light); font-size: 14px; }
.pkg-card__pricing { padding: 20px 24px; border-bottom: 1px solid rgba(255,255,255,.05); }
.pkg-price-old { display: block; color: var(--taupe); text-decoration: line-through; font-size: 15px; margin-bottom: 4px; }
.pkg-price-new { display: block; color: var(--offwhite); font-size: 38px; font-weight: 800; line-height: 1; margin-bottom: 6px; }
.pkg-price-custom { display: block; color: var(--offwhite); font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.pkg-price-label { display: block; color: var(--text-light); font-size: 13px; }
.pkg-features { padding: 20px 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.pkg-features li { display: flex; align-items: center; gap: 10px; color: var(--greige); font-size: 15px; }
.pkg-check { color: var(--cta); flex-shrink: 0; }
.pkg-card .btn { margin: 0 24px 24px; }
.dica-box { display: flex; align-items: center; gap: 10px; background: rgba(22,163,74,.08); border: 1px solid rgba(22,163,74,.25); border-radius: var(--radius); padding: 14px 20px; margin-bottom: 36px; font-size: 15px; color: var(--greige); }
.dica-box svg { color: var(--cta); flex-shrink: 0; }
.dica-box strong { color: var(--offwhite); }
.packages-nota { text-align: center; margin-top: 32px; font-size: 14px; color: var(--text-light); }
.packages-nota a { color: var(--cta); font-weight: 600; }

/* 18. DEPOIMENTOS */
.testimonials-grid { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 768px) { .testimonials-grid { grid-template-columns: repeat(2, 1fr); } }
.testimonial-card { background: var(--white); border-left: 4px solid var(--taupe); border-radius: 0 var(--radius) var(--radius) 0; padding: 28px 32px; transition: border-color var(--trans), box-shadow var(--trans); }
.testimonial-card:hover { border-left-color: var(--charcoal); box-shadow: 0 8px 28px rgba(0,0,0,.08); }
.testimonial__stars { display: flex; gap: 3px; margin-bottom: 14px; }
.testimonial__headline { font-size: 17px; font-weight: 600; color: var(--charcoal); margin-bottom: 14px; line-height: 1.4; }
.testimonial__text { font-style: italic; font-size: 15px; color: var(--text-body); line-height: 1.7; border: none; padding: 0; margin-bottom: 18px; }
.testimonial__author { display: block; font-size: 14px; color: var(--text-light); font-style: normal; }
.testimonial__author strong { color: var(--taupe); }
.indicadores { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 32px; margin-top: 48px; padding: 20px 32px; background: rgba(196,180,154,.08); border: 1px solid rgba(196,180,154,.2); border-radius: var(--radius); }
.indicador { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--taupe); }

/* 19. FAQ */
.faq-list { max-width: 760px; margin-inline: auto; }
.faq-item { border-bottom: 1px solid rgba(196,180,154,.1); transition: background var(--trans); }
.faq-item:first-child { border-top: 1px solid rgba(196,180,154,.1); }
.faq-item:hover { background: rgba(196,180,154,.04); }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 20px 8px; font-size: 16px; font-weight: 600; color: var(--cream); gap: 16px; text-align: left; transition: color var(--trans); }
.faq-question:hover { color: var(--offwhite); }
.faq-arrow { color: var(--taupe); flex-shrink: 0; transition: transform 0.3s ease; }
.faq-answer { padding: 0 8px 20px; }
.faq-answer p, .faq-answer ul li { font-size: 15px; color: var(--greige); line-height: 1.7; }
.faq-answer ul { display: flex; flex-direction: column; gap: 8px; margin-top: 4px; }

/* 20. CTA FINAL */
.cta-final { text-align: center; }
.cta-final__headline { color: var(--offwhite); margin-bottom: 16px; }
.cta-final__sub { color: var(--greige); font-size: 18px; max-width: 540px; margin-inline: auto; margin-bottom: 28px; }
.cta-final__quote { font-style: italic; font-size: 15px; color: var(--greige); background: rgba(255,255,255,.04); border: 1px solid rgba(196,180,154,.2); border-left: 4px solid var(--taupe); border-radius: 0 8px 8px 0; padding: 16px 24px; max-width: 640px; margin-inline: auto; margin-bottom: 36px; text-align: left; }
.cta-final__btns { display: flex; flex-direction: column; align-items: center; gap: 14px; margin-bottom: 40px; }
@media (min-width: 640px) { .cta-final__btns { flex-direction: row; justify-content: center; } }
.cta-final__seals { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px 28px; }
.seal { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--greige); font-weight: 500; }
.seal svg { color: var(--taupe); }

/* 21. RODAPÉ */
.footer { background: #111111; border-top: 1px solid rgba(196,180,154,.1); padding: 32px 20px; text-align: center; }
.footer__brand { font-size: 15px; font-weight: 600; color: var(--taupe); letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 6px; }
.footer__copy  { font-size: 12px; color: var(--text-light); }