/* =====================================================
   AVITA COMUNICAÇÃO — style.css
   Organização: Reset → Tokens → Base → Layout →
                Componentes → Seções → Responsivo
   ===================================================== */

/* ── 1. RESET & BOX-SIZING ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── 2. DESIGN TOKENS (CSS Custom Properties) ── */
:root {
  /* Cores primárias */
  --clr-navy:        #0B1E3D;
  --clr-navy-mid:    #112848;
  --clr-navy-light:  #1a3a63;

  /* Accent dourado */
  --clr-gold:        #C8973A;
  --clr-gold-light:  #E0B05A;
  --clr-gold-dark:   #a87a28;

  /* Neutros */
  --clr-white:       #FFFFFF;
  --clr-off-white:   #F9FAFB;
  --clr-gray-50:     #F3F4F6;
  --clr-gray-100:    #E5E7EB;
  --clr-gray-200:    #D1D5DB;
  --clr-gray-400:    #9CA3AF;
  --clr-gray-600:    #4B5563;
  --clr-gray-800:    #1F2937;
  --clr-gray-900:    #111827;

  /* Semânticas */
  --clr-text:        #1A2438;
  --clr-text-muted:  #6B7280;
  --clr-text-light:  rgba(255,255,255,0.75);
  --clr-whatsapp:    #25D366;

  /* Tipografia */
  --font-sans:   'Inter', ui-sans-serif, system-ui, -apple-system, sans-serif;
  --font-serif:  'Playfair Display', Georgia, serif;

  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;

  /* Espaçamentos */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Bordas & Sombras */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
  --shadow-lg:  0 12px 40px rgba(0,0,0,.14), 0 4px 12px rgba(0,0,0,.08);
  --shadow-xl:  0 24px 64px rgba(0,0,0,.18);

  /* Transições */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* Layout */
  --max-w: 1200px;
  --header-h: 72px;
  --section-py: var(--space-24);
}

/* ── 3. BASE ── */
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--clr-text);
  background-color: var(--clr-white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--clr-gray-900);
}

p { line-height: 1.7; }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

img, svg { display: block; max-width: 100%; }

ul { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ── 4. LAYOUT UTILITÁRIOS ── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: var(--section-py);
}

.section--dark {
  background-color: var(--clr-navy);
  color: var(--clr-white);
}

.section__header {
  max-width: 680px;
  margin-bottom: var(--space-16);
}

.section__header--center {
  margin-inline: auto;
  text-align: center;
}

.section__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: var(--space-3);
}

.section__eyebrow--light {
  color: var(--clr-gold-light);
}

.section__title {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 700;
  line-height: 1.15;
  color: var(--clr-gray-900);
  margin-bottom: var(--space-5);
}

.section__title--light { color: var(--clr-white); }

.section__title em {
  font-style: normal;
  color: var(--clr-gold);
}

.section__title--light em {
  color: var(--clr-gold-light);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--clr-text-muted);
  line-height: 1.7;
}

/* ── 5. BOTÕES ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
}

.btn--sm  { padding: var(--space-2) var(--space-4);  font-size: var(--text-sm); }
.btn--md  { padding: var(--space-3) var(--space-6);  font-size: var(--text-base); }
.btn--lg  { padding: var(--space-4) var(--space-8);  font-size: var(--text-base); }
.btn--xl  { padding: var(--space-5) var(--space-10); font-size: var(--text-lg); }

.btn--primary {
  background-color: var(--clr-navy);
  color: var(--clr-white);
  border-color: var(--clr-navy);
}
.btn--primary:hover {
  background-color: var(--clr-navy-light);
  border-color: var(--clr-navy-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background-color: transparent;
  color: var(--clr-navy);
  border-color: var(--clr-navy);
}
.btn--outline:hover {
  background-color: var(--clr-navy);
  color: var(--clr-white);
  transform: translateY(-1px);
}

.btn--gold {
  background-color: var(--clr-gold);
  color: var(--clr-white);
  border-color: var(--clr-gold);
}
.btn--gold:hover {
  background-color: var(--clr-gold-dark);
  border-color: var(--clr-gold-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(200,151,58,.35);
}

/* ── 6. BADGES ── */
.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge--gold {
  background-color: rgba(200,151,58,.15);
  color: var(--clr-gold-dark);
  border: 1px solid rgba(200,151,58,.3);
}

/* ── 7. LOGO ── */
.logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo__img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
  transition: opacity var(--transition-base);
}

.logo__img--footer {
  height: 40px;
}

.logo:hover .logo__img {
  opacity: 0.85;
}

/* ── 8. HEADER ── */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-gray-100);
  transition: box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--clr-gray-600);
  position: relative;
  padding-bottom: 2px;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-gold);
  transition: width var(--transition-base);
}

.nav__link:hover {
  color: var(--clr-navy);
}

.nav__link:hover::after { width: 100%; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
}

.hamburger__line {
  display: block;
  height: 2px;
  background: var(--clr-navy);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.hamburger.open .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open .hamburger__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── 9. HERO ── */
.hero {
  position: relative;
  padding-top: calc(var(--header-h) + var(--space-20));
  padding-bottom: var(--space-24);
  background: linear-gradient(135deg, #f8faff 0%, #eef3fb 50%, #f5f0e8 100%);
  overflow: hidden;
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(11,30,61,.06) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(200,151,58,.08) 0%, transparent 40%),
    radial-gradient(circle at 60% 80%, rgba(11,30,61,.04) 0%, transparent 40%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.hero__badge { margin-bottom: var(--space-5); }

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl));
  font-weight: 700;
  line-height: 1.1;
  color: var(--clr-navy);
  margin-bottom: var(--space-6);
}

.hero__title em {
  font-style: normal;
  color: var(--clr-gold);
}

.hero__subtitle {
  font-size: var(--text-xl);
  color: var(--clr-gray-600);
  line-height: 1.6;
  margin-bottom: var(--space-10);
  max-width: 480px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
}

/* Hero Visual — Cards flutuantes */
.hero__visual {
  position: relative;
  height: 380px;
}

.hero__card {
  position: absolute;
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-6);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  animation: float 4s ease-in-out infinite;
}

.hero__card--main {
  top: 40px;
  left: 0;
  right: 40px;
  animation-delay: 0s;
}

.hero__card--secondary {
  bottom: 100px;
  right: 0;
  animation-delay: 1.3s;
}

.hero__card--third {
  bottom: 20px;
  left: 20px;
  animation-delay: 2.6s;
}

.hero__card-icon {
  width: 52px;
  height: 52px;
  background: rgba(11,30,61,.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-navy);
  flex-shrink: 0;
}

.hero__card-icon--green {
  background: rgba(37,211,102,.12);
  color: #16a34a;
}

.hero__card-icon--amber {
  background: rgba(200,151,58,.12);
  color: var(--clr-gold-dark);
}

.hero__card-text strong {
  display: block;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--clr-gray-900);
  margin-bottom: 2px;
}

.hero__card-text span {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

/* ── 10. STATS ── */
.stats {
  background: var(--clr-navy);
  padding-block: var(--space-12);
}

.stats__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  align-items: center;
}

.stats__item {
  text-align: center;
}

.stats__number {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-4xl), 4vw, var(--text-5xl));
  font-weight: 700;
  color: var(--clr-gold);
  line-height: 1;
}

.stats__unit {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--clr-gold);
  vertical-align: super;
  font-size: var(--text-2xl);
}

.stats__label {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  color: var(--clr-text-light);
  line-height: 1.4;
}

.stats__divider {
  width: 1px;
  height: 60px;
  background: rgba(255,255,255,.12);
  margin-inline: auto;
}

/* ── 11. PROBLEMA ── */
.problem__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.problem__card {
  background: var(--clr-off-white);
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all var(--transition-base);
}

.problem__card:hover {
  border-color: var(--clr-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.problem__icon {
  width: 44px;
  height: 44px;
  background: rgba(200,151,58,.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-gold-dark);
  margin-bottom: var(--space-5);
}

.problem__card h3 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--clr-navy);
}

.problem__card p {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.7;
}

/* ── 12. SOBRE ── */
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-20);
  align-items: center;
}

.about__text {
  font-size: var(--text-lg);
  color: var(--clr-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-5);
}

.about__text strong { color: var(--clr-white); }

.about__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.about__feature-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
}

.about__feature-card:hover {
  background: rgba(255,255,255,.1);
  border-color: rgba(200,151,58,.4);
}

.about__feature-icon {
  width: 44px;
  height: 44px;
  background: rgba(200,151,58,.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-gold-light);
  margin-bottom: var(--space-4);
}

.about__feature-card h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: var(--space-2);
}

.about__feature-card p {
  font-size: var(--text-sm);
  color: var(--clr-text-light);
  line-height: 1.5;
}

/* ── 13. MAPA ── */
.mapa {
  background: var(--clr-gray-50);
}

.mapa__steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.mapa__step {
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  position: relative;
  transition: all var(--transition-base);
  overflow: hidden;
}

.mapa__step::before {
  content: attr(data-step);
  position: absolute;
  top: var(--space-5);
  right: var(--space-6);
  font-size: 4.5rem;
  font-weight: 800;
  color: var(--clr-gray-100);
  line-height: 1;
  font-family: var(--font-serif);
  user-select: none;
}

.mapa__step:hover {
  border-color: var(--clr-gold);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.mapa__step-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.mapa__step-letter {
  width: 56px;
  height: 56px;
  background: var(--clr-navy);
  color: var(--clr-white);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  font-weight: 700;
  flex-shrink: 0;
}

.mapa__step-letter--a  { background: var(--clr-gold); }
.mapa__step-letter--p  { background: var(--clr-navy-light); }
.mapa__step-letter--a2 { background: #16a34a; }

.mapa__step-number {
  display: block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--clr-text-muted);
  margin-bottom: 2px;
}

.mapa__step-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--clr-navy);
}

.mapa__step-desc {
  font-size: var(--text-base);
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.mapa__step-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.mapa__step-list li {
  font-size: var(--text-sm);
  color: var(--clr-gray-600);
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
}

.mapa__step-list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  background: var(--clr-gold);
  border-radius: 50%;
  margin-top: 7px;
}

/* ── 14. OFERTA / CTA ── */
.offer {
  background: linear-gradient(135deg, var(--clr-navy) 0%, var(--clr-navy-light) 100%);
  position: relative;
  overflow: hidden;
}

.offer::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(200,151,58,.1) 0%, transparent 70%);
  pointer-events: none;
}

.offer__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.offer__title {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  font-weight: 700;
  color: var(--clr-white);
  line-height: 1.15;
  margin-bottom: var(--space-5);
}

.offer__title em {
  font-style: normal;
  color: var(--clr-gold-light);
}

.offer__subtitle {
  font-size: var(--text-lg);
  color: var(--clr-text-light);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.offer__benefits {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.offer__benefit {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--clr-white);
}

.offer__benefit svg { color: var(--clr-gold-light); flex-shrink: 0; }

.offer__note {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: rgba(255,255,255,.5);
}

/* Mockup decorativo */
.offer__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.offer__mockup {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  width: 320px;
  box-shadow: var(--shadow-xl);
  overflow: hidden;
}

.offer__mockup-header {
  background: var(--clr-gray-100);
  padding: var(--space-3) var(--space-5);
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.offer__mockup-header span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--clr-gray-200);
}

.offer__mockup-body {
  padding: var(--space-6);
}

.offer__mockup-line {
  height: 12px;
  background: var(--clr-gray-100);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.offer__mockup-line--title { width: 70%; height: 16px; background: var(--clr-gray-200); }
.offer__mockup-line--short { width: 45%; }

.offer__mockup-chart {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  height: 120px;
  margin: var(--space-5) 0 var(--space-4);
  padding: var(--space-3);
  background: var(--clr-gray-50);
  border-radius: var(--radius-md);
}

.offer__chart-bar {
  flex: 1;
  background: var(--clr-gray-200);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: height var(--transition-slow);
}

.offer__chart-bar--active {
  background: linear-gradient(to top, var(--clr-navy), var(--clr-navy-light));
}

.offer__mockup-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(22,163,74,.1);
  color: #15803d;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
}

/* ── 15. FAQ ── */
.faq {
  background: var(--clr-white);
}

.faq__inner { max-width: 760px; margin-inline: auto; }

.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
}

.faq__item {
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.faq__item.open {
  border-color: var(--clr-navy);
  box-shadow: var(--shadow-sm);
}

.faq__question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background: var(--clr-white);
  text-align: left;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--clr-gray-900);
  transition: background var(--transition-fast);
}

.faq__question:hover { background: var(--clr-gray-50); }

.faq__item.open .faq__question {
  background: var(--clr-gray-50);
  color: var(--clr-navy);
}

.faq__icon {
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--clr-gold);
}

.faq__item.open .faq__icon {
  transform: rotate(180deg);
}

.faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq__answer p {
  padding: var(--space-4) var(--space-6) var(--space-6);
  font-size: var(--text-base);
  color: var(--clr-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--clr-gray-100);
}

.faq__item.open .faq__answer {
  max-height: 300px;
}

.faq__cta {
  text-align: center;
  padding: var(--space-10);
  background: var(--clr-gray-50);
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-gray-100);
}

.faq__cta p {
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--clr-gray-700, #374151);
  margin-bottom: var(--space-5);
}

/* ── 16. FOOTER ── */
.footer {
  background: var(--clr-gray-900);
  color: var(--clr-white);
  padding-top: var(--space-20);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-16);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.5);
  margin-top: var(--space-3);
  margin-bottom: var(--space-6);
}

.footer__whatsapp {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--clr-whatsapp);
  transition: opacity var(--transition-fast);
}

.footer__whatsapp:hover { opacity: 0.8; }

.footer__nav {
  display: flex;
  gap: var(--space-16);
}

.footer__col-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  margin-bottom: var(--space-5);
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__col ul a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,.6);
  transition: color var(--transition-fast);
}

.footer__col ul a:hover { color: var(--clr-white); }

.footer__cta-btn { margin-top: var(--space-2); }

.footer__bottom {
  padding-block: var(--space-6);
}

.footer__bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.footer__bottom p {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.3);
}

/* ── 17. WHATSAPP FLUTUANTE ── */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: 50;
  width: 58px;
  height: 58px;
  background: var(--clr-whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-white);
  box-shadow: 0 4px 20px rgba(37,211,102,.5);
  transition: all var(--transition-base);
  animation: pulse-whatsapp 2.5s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 28px rgba(37,211,102,.6);
}

@keyframes pulse-whatsapp {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,.5); }
  50%       { box-shadow: 0 4px 32px rgba(37,211,102,.7), 0 0 0 10px rgba(37,211,102,.1); }
}

/* ── 18. ANIMAÇÕES DE ENTRADA (Scroll) ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }

/* ── 19. RESPONSIVIDADE ── */

/* Tablet grande / desktop pequeno */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__subtitle { margin-inline: auto; }

  .hero__actions { justify-content: center; }

  .hero__visual {
    display: flex;
    justify-content: center;
    height: 200px;
  }

  .hero__card--main    { position: static; width: 280px; }
  .hero__card--secondary,
  .hero__card--third   { display: none; }

  .about__inner {
    grid-template-columns: 1fr;
  }

  .stats__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-10);
  }

  .stats__divider:nth-child(4) { display: none; }
}

/* Tablet */
@media (max-width: 768px) {
  :root {
    --section-py: var(--space-16);
  }

  /* Header mobile */
  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--clr-white);
    padding: var(--space-6);
    border-bottom: 1px solid var(--clr-gray-100);
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    opacity: 0;
    transition: transform var(--transition-base), opacity var(--transition-base);
    pointer-events: none;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .nav__link {
    font-size: var(--text-base);
    padding: var(--space-2) 0;
  }

  .hamburger { display: flex; }

  /* Grids → 1 coluna */
  .problem__grid,
  .mapa__steps,
  .about__cards { grid-template-columns: 1fr; }

  .offer__inner {
    grid-template-columns: 1fr;
  }

  .offer__visual { display: none; }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .footer__nav {
    flex-wrap: wrap;
    gap: var(--space-10);
  }

  .footer__bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* Mobile */
@media (max-width: 480px) {
  :root {
    --section-py: var(--space-12);
  }

  .container { padding-inline: var(--space-4); }

  .hero {
    padding-top: calc(var(--header-h) + var(--space-12));
    padding-bottom: var(--space-16);
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .btn { text-align: center; justify-content: center; }

  .stats__inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .stats__divider { display: none; }

  .section__title {
    font-size: var(--text-3xl);
  }

  .offer__title {
    font-size: var(--text-3xl);
  }

  .hero__card--main {
    width: 100%;
    max-width: 280px;
  }

  .whatsapp-float {
    bottom: var(--space-5);
    right: var(--space-5);
    width: 52px;
    height: 52px;
  }
}

/* ── 20. ACESSIBILIDADE ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

:focus-visible {
  outline: 3px solid var(--clr-gold);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}