/* =============================================
   Loteamento Divinolândia de Minas — Caixa 300x
   Landing Page — Pré-cadastro
   Identidade visual: Terra Mineira + Ocre Sol + Areia Clara
   Co-branding: Caixa Econômica Federal (Azul Caixa)
   ============================================= */

/* === RESET & BASE === */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

:root {
  /* Paleta primária */
  --color-terra-mineira: #3D2817;
  --color-ocre-sol: #C8742C;
  --color-areia-clara: #E8DCC4;
  --color-verde-mata: #4A6B3A;
  --color-verde-limao: #A8C547;
  --color-vermelho-tijolo: #A6452C;
  --color-carvao: #1F1B17;
  --color-off-white: #F8F4ED;
  --color-branco: #FFFFFF;

  /* Co-branding Caixa */
  --color-azul-caixa: #005CA9;

  /* Estados */
  --color-error: #A6452C;
  --color-success: #4A6B3A;

  /* Tipografia */
  --font-serif: 'DM Serif Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing (8pt grid) */
  --space-1: 8px;
  --space-2: 16px;
  --space-3: 24px;
  --space-4: 32px;
  --space-5: 48px;
  --space-6: 64px;
  --space-7: 96px;
  --space-8: 128px;

  /* Borders & radii */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(31, 27, 23, 0.08);
  --shadow-md: 0 8px 24px rgba(31, 27, 23, 0.12);
  --shadow-lg: 0 16px 40px rgba(31, 27, 23, 0.16);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;

  /* Layout */
  --container-max: 1200px;
  --container-narrow-max: 720px;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-carvao);
  background: var(--color-off-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-ocre-sol);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color var(--transition-fast);
}

a:hover { color: var(--color-terra-mineira); }

/* Focus visível para acessibilidade */
*:focus-visible {
  outline: 3px solid var(--color-ocre-sol);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* === LAYOUT === */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.container--narrow {
  max-width: var(--container-narrow-max);
}

/* === HEADER === */
.header {
  background: var(--color-off-white);
  border-bottom: 1px solid var(--color-areia-clara);
  padding: var(--space-2) 0;
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background: rgba(248, 244, 237, 0.95);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
}

.header__logo img {
  height: 36px;
  width: auto;
}

.header__partner {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header__partner img {
  height: 26px;
  width: auto;
  opacity: 0.85;
}

.header__divider {
  display: block;
  width: 1px;
  height: 24px;
  background: var(--color-verde-mata);
  opacity: 0.4;
}

/* === HERO === */
.hero {
  background: linear-gradient(135deg, var(--color-terra-mineira) 0%, var(--color-carvao) 100%);
  color: var(--color-off-white);
  padding: var(--space-6) 0 var(--space-7);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(200, 116, 44, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  align-items: center;
  position: relative;
}

.hero__content { z-index: 2; }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: var(--color-ocre-sol);
  color: var(--color-branco);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.1;
  font-weight: 400;
  margin-bottom: var(--space-3);
  color: var(--color-off-white);
}

.hero__accent {
  color: var(--color-ocre-sol);
  font-style: italic;
}

.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  color: rgba(248, 244, 237, 0.85);
  max-width: 560px;
}

.hero__social-proof {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-2);
  margin-top: var(--space-3);
  font-size: 14px;
  color: rgba(248, 244, 237, 0.7);
}

.hero__counter strong {
  color: var(--color-ocre-sol);
  font-weight: 700;
}

.hero__divider-dot { opacity: 0.5; }

.hero__image {
  position: relative;
  z-index: 1;
}

.hero__image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1.2fr 1fr;
    gap: var(--space-6);
  }
}

/* === SECTIONS === */
.section__title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.2;
  font-weight: 400;
  color: var(--color-terra-mineira);
  margin-bottom: var(--space-4);
  text-align: center;
}

.section__subtitle {
  font-size: 1.125rem;
  line-height: 1.6;
  color: var(--color-carvao);
  text-align: center;
  max-width: 640px;
  margin: 0 auto var(--space-5);
  opacity: 0.85;
}

/* === HOW IT WORKS === */
.how {
  padding: var(--space-7) 0;
  background: var(--color-off-white);
}

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

@media (min-width: 768px) {
  .how__steps {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-5);
  }
}

.how__step {
  text-align: center;
  padding: var(--space-3);
}

.how__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-2);
}

.how__step h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-terra-mineira);
  margin-bottom: var(--space-1);
}

.how__step p {
  color: var(--color-carvao);
  opacity: 0.8;
}

/* === PATHS (DOIS CAMINHOS) === */
.paths {
  padding: var(--space-7) 0;
  background: var(--color-areia-clara);
  background-image: radial-gradient(circle at 80% 20%, rgba(200, 116, 44, 0.08) 0%, transparent 50%);
}

.paths__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .paths__grid { grid-template-columns: 1fr 1fr; }
}

.paths__card {
  background: var(--color-off-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  position: relative;
}

.paths__card--highlighted {
  background: linear-gradient(135deg, var(--color-off-white) 0%, var(--color-areia-clara) 100%);
  border: 2px solid var(--color-ocre-sol);
}

.paths__tag {
  position: absolute;
  top: -12px;
  right: var(--space-3);
  background: var(--color-ocre-sol);
  color: var(--color-branco);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.05em;
}

.paths__card h3 {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 400;
  color: var(--color-terra-mineira);
  margin-bottom: var(--space-1);
}

.paths__lead {
  color: var(--color-carvao);
  opacity: 0.85;
  margin-bottom: var(--space-3);
  min-height: 60px;
}

.paths__features {
  list-style: none;
  margin-bottom: var(--space-3);
}

.paths__features li {
  padding: 6px 0;
  border-bottom: 1px solid rgba(31, 27, 23, 0.08);
  color: var(--color-carvao);
}

.paths__features li:last-child { border-bottom: none; }

.paths__warning {
  font-size: 14px;
  color: var(--color-vermelho-tijolo);
  margin-bottom: var(--space-3);
  font-style: italic;
}

.paths__disclaimer {
  text-align: center;
  font-size: 14px;
  color: var(--color-carvao);
  opacity: 0.7;
  max-width: 720px;
  margin: 0 auto;
  font-style: italic;
}

/* === REASONS === */
.reasons {
  padding: var(--space-7) 0;
  background: var(--color-off-white);
}

.reasons__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .reasons__grid { grid-template-columns: repeat(3, 1fr); }
}

.reasons__card {
  padding: var(--space-4);
  background: var(--color-areia-clara);
  border-radius: var(--radius-lg);
  text-align: center;
}

.reasons__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-2);
}

.reasons__card h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-terra-mineira);
  margin-bottom: var(--space-1);
}

.reasons__card p {
  color: var(--color-carvao);
  opacity: 0.85;
  font-size: 15px;
}

/* === SOCIAL PROOF === */
.social-proof {
  padding: var(--space-7) 0;
  background: linear-gradient(180deg, var(--color-off-white) 0%, var(--color-areia-clara) 100%);
}

.social-proof__counter {
  text-align: center;
  margin-bottom: var(--space-5);
}

.social-proof__counter strong {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(3rem, 8vw, 5rem);
  color: var(--color-ocre-sol);
  font-weight: 400;
  line-height: 1;
}

.social-proof__counter span {
  display: block;
  font-size: 1.125rem;
  color: var(--color-terra-mineira);
  margin-top: var(--space-1);
}

.testimonials {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}

@media (min-width: 768px) {
  .testimonials { grid-template-columns: repeat(3, 1fr); }
}

.testimonial {
  background: var(--color-off-white);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  border-left: 4px solid var(--color-ocre-sol);
  box-shadow: var(--shadow-sm);
}

.testimonial p {
  font-style: italic;
  color: var(--color-carvao);
  margin-bottom: var(--space-2);
  font-size: 15px;
  line-height: 1.6;
}

.testimonial cite {
  display: block;
  font-style: normal;
  font-size: 13px;
  color: var(--color-verde-mata);
  font-weight: 600;
}

/* === FAQ === */
.faq {
  padding: var(--space-7) 0;
  background: var(--color-off-white);
}

.faq__list {
  max-width: 800px;
  margin: 0 auto;
}

.faq__item {
  background: var(--color-areia-clara);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-2);
  overflow: hidden;
  transition: box-shadow var(--transition-base);
}

.faq__item[open] {
  box-shadow: var(--shadow-md);
  background: var(--color-off-white);
  border: 1px solid var(--color-ocre-sol);
}

.faq__item summary {
  padding: var(--space-2) var(--space-3);
  font-weight: 600;
  color: var(--color-terra-mineira);
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: var(--space-5);
  font-size: 1rem;
}

.faq__item summary::-webkit-details-marker { display: none; }

.faq__item summary::after {
  content: '+';
  position: absolute;
  right: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.5rem;
  color: var(--color-ocre-sol);
  transition: transform var(--transition-base);
}

.faq__item[open] summary::after {
  content: '−';
}

.faq__item p {
  padding: 0 var(--space-3) var(--space-3);
  color: var(--color-carvao);
  opacity: 0.85;
  line-height: 1.6;
}

/* === FORM === */
.form-section {
  padding: var(--space-7) 0;
  background: linear-gradient(180deg, var(--color-areia-clara) 0%, var(--color-off-white) 100%);
}

.form-section__header { text-align: center; margin-bottom: var(--space-4); }
.form-section__subtitle {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-carvao);
  opacity: 0.85;
  max-width: 560px;
  margin: 0 auto;
}

.form {
  background: var(--color-off-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-areia-clara);
}

.form__row {
  margin-bottom: var(--space-3);
}

.form__row--checkbox {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-areia-clara);
}

.form__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2);
}

@media (min-width: 600px) {
  .form__grid {
    grid-template-columns: 3fr 1fr;
  }
  .form__row--wide { grid-column: span 1; }
  .form__row--narrow { grid-column: span 1; }
}

.form__label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--color-terra-mineira);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.form__required {
  color: var(--color-vermelho-tijolo);
}

.form input[type="text"],
.form input[type="email"],
.form input[type="tel"],
.form select {
  width: 100%;
  padding: 12px 16px;
  font-size: 16px;
  font-family: var(--font-sans);
  border: 2px solid var(--color-areia-clara);
  border-radius: var(--radius-md);
  background: var(--color-branco);
  color: var(--color-carvao);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form input:focus,
.form select:focus {
  outline: none;
  border-color: var(--color-verde-mata);
  box-shadow: 0 0 0 3px rgba(74, 107, 58, 0.15);
}

.form input.is-valid {
  border-color: var(--color-verde-mata);
}

.form input.is-invalid,
.form select.is-invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(166, 69, 44, 0.15);
}

.form__hint {
  display: block;
  font-size: 13px;
  color: var(--color-carvao);
  opacity: 0.65;
  margin-top: 4px;
}

.form__error {
  display: block;
  font-size: 13px;
  color: var(--color-error);
  font-weight: 600;
  margin-top: 4px;
  min-height: 18px;
}

.form__error:empty { min-height: 0; }

.form__checkbox-label {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-carvao);
  cursor: pointer;
}

.form__checkbox-label input[type="checkbox"] {
  margin-top: 3px;
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--color-ocre-sol);
}

.form__footer {
  text-align: center;
  font-size: 13px;
  color: var(--color-carvao);
  opacity: 0.7;
  margin-top: var(--space-2);
}

.form__success,
.form__global-error {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  margin-top: var(--space-3);
  text-align: center;
}

.form__success {
  background: var(--color-verde-limao);
  color: var(--color-terra-mineira);
}

.form__success h3 { font-family: var(--font-serif); font-size: 1.5rem; margin-bottom: 8px; }

.form__global-error {
  background: var(--color-vermelho-tijolo);
  color: var(--color-off-white);
}

.form__global-error a { color: var(--color-off-white); text-decoration: underline; font-weight: 700; }

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 16px;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  letter-spacing: 0.02em;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--color-ocre-sol);
  color: var(--color-branco);
  box-shadow: 0 4px 12px rgba(200, 116, 44, 0.3);
}

.btn--primary:hover {
  background: var(--color-terra-mineira);
  color: var(--color-branco);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(200, 116, 44, 0.4);
}

.btn--secondary {
  background: transparent;
  color: var(--color-terra-mineira);
  border: 2px solid var(--color-terra-mineira);
}

.btn--secondary:hover {
  background: var(--color-terra-mineira);
  color: var(--color-off-white);
}

.btn--large { padding: 16px 36px; font-size: 18px; }
.btn--small { padding: 8px 20px; font-size: 14px; }
.btn--block { width: 100%; }

.btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

.btn__loader {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.spinner {
  width: 18px;
  height: 18px;
  border: 3px solid rgba(255,255,255,0.3);
  border-top-color: var(--color-branco);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* === FOOTER === */
.footer {
  background: var(--color-terra-mineira);
  color: var(--color-areia-clara);
  padding: var(--space-5) 0 var(--space-3);
  text-align: center;
}

.footer__brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.footer__brand img { filter: brightness(0) invert(1); opacity: 0.9; height: 32px; }

.footer__divider {
  width: 1px;
  height: 28px;
  background: var(--color-areia-clara);
  opacity: 0.4;
}

.footer__disclaimer {
  font-size: 12px;
  opacity: 0.7;
  max-width: 720px;
  margin: 0 auto var(--space-4);
  font-style: italic;
  line-height: 1.6;
}

.footer__info {
  font-size: 13px;
  opacity: 0.7;
  margin-bottom: var(--space-3);
  line-height: 1.6;
}

.footer__info a { color: var(--color-ocre-sol); }

.footer__links {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.footer__links a {
  color: var(--color-areia-clara);
  font-size: 14px;
}

.footer__copyright {
  font-size: 12px;
  opacity: 0.6;
  border-top: 1px solid rgba(232, 220, 196, 0.15);
  padding-top: var(--space-2);
}

/* === STICKY CTA MOBILE === */
.sticky-cta {
  position: fixed;
  bottom: var(--space-2);
  left: var(--space-2);
  right: var(--space-2);
  background: var(--color-ocre-sol);
  color: var(--color-branco);
  padding: 14px var(--space-3);
  border-radius: var(--radius-pill);
  text-align: center;
  font-weight: 700;
  text-decoration: none;
  font-size: 15px;
  box-shadow: var(--shadow-lg);
  z-index: 50;
  display: none;
}

@media (max-width: 768px) {
  .sticky-cta { display: block; }
}

.sticky-cta:hover { background: var(--color-terra-mineira); color: var(--color-branco); }

/* === COOKIES BAR === */
.cookies-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-terra-mineira);
  color: var(--color-off-white);
  padding: var(--space-2) var(--space-3);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  z-index: 200;
  box-shadow: 0 -4px 16px rgba(31, 27, 23, 0.2);
}

.cookies-bar p { font-size: 14px; margin: 0; flex: 1; min-width: 250px; }
.cookies-bar a { color: var(--color-ocre-sol); }
.cookies-bar.is-hidden { display: none; }

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* === PRINT === */
@media print {
  .header, .sticky-cta, .cookies-bar, .footer__links { display: none; }
  body { background: white; color: black; }
}