/* ==========================================================
   Estilos específicos de cada seção da landing page.
   ========================================================== */

.text-left { text-align: left; }

/* ===== Header ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(233, 238, 240, 0.7);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 400;
  color: var(--color-primary);
}

.header__logo strong {
  color: var(--color-text-body);
  font-weight: 700;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.header__nav a {
  font-size: var(--fs-body-sm);
  font-weight: 500;
  color: var(--color-text-body);
}

.header__nav a:hover {
  color: var(--color-primary);
}

.header__menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
}

.header__menu-toggle span {
  width: 22px;
  height: 2px;
  background-color: var(--color-text-heading);
}

/* ===== Hero + Conceito (gradiente contínuo) ===== */
.hero-conceito-wrap {
  background: linear-gradient(
    180deg,
    var(--color-bg-alt) 0%,
    var(--color-primary-light) 42%,
    var(--color-bg-alt) 100%
  );
}

.hero {
  padding-block: var(--space-7) var(--space-6);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-6);
  align-items: center;
}

.hero__content h1 {
  font-size: var(--fs-h1);
  line-height: 1.2;
  margin-block: var(--space-3);
}

.text-accent {
  color: var(--color-primary);
}

.hero__content p {
  max-width: 460px;
  margin-bottom: var(--space-2);
}

.hero__note {
  font-size: var(--fs-body-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.hero__media {
  position: relative;
  justify-self: center;
}

.hero__media .phone-frame img {
  width: 380px;
  display: block;
}

.floating-pill {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background-color: var(--color-white);
  color: var(--color-text-heading);
  font-size: var(--fs-body-sm);
  font-weight: 700;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  box-shadow: 0 12px 24px rgba(0, 43, 43, 0.16);
  white-space: nowrap;
}

.floating-pill--top {
  top: 8%;
  left: -18%;
}

.floating-pill--bottom {
  bottom: 14%;
  right: -20%;
}

/* ===== Conceito ===== */
.conceito {
  padding-top: 0;
}

.conceito h2 {
  margin-block: var(--space-2) var(--space-3);
}

.conceito__lead {
  max-width: 640px;
  margin-inline: auto;
}

.conceito__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-top: var(--space-5);
  max-width: 900px;
  margin-inline: auto;
}

.number-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.number-badge--round {
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-white);
}

.conceito__cards h3 {
  margin-bottom: var(--space-1);
}

.conceito__examples {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.example-card {
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  background-color: var(--color-bg-teal);
  text-align: left;
}

.example-card__term {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-h3);
  color: var(--color-text-heading);
}

.example-card__phonetic {
  color: var(--color-text-muted);
  font-size: var(--fs-body-sm);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-2);
  border-bottom: 1px solid rgba(0, 43, 43, 0.15);
}

.example-card__translation {
  color: var(--color-primary-dark);
  font-weight: 700;
}

.example-card__wrong {
  font-size: var(--fs-label);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

/* ===== Problema ===== */
.problema__inner {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: var(--space-6);
  align-items: start;
}

.problema h2 {
  margin-block: var(--space-2) var(--space-3);
}

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

.problema__compare {
  position: relative;
}

.compare-card {
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  text-align: center;
  box-shadow: 0 8px 24px rgba(0, 43, 43, 0.06);
}

.compare-card--bad {
  background-color: var(--color-danger-bg);
  max-width: 300px;
}

.compare-card--good {
  background-color: var(--color-primary-lighter);
  max-width: 300px;
  margin-left: auto;
  margin-top: var(--space-4);
}

.compare-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--color-white);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.compare-card--bad .compare-card__icon {
  background-color: var(--color-danger);
}

.compare-card--good .compare-card__icon {
  background-color: var(--color-primary);
}

.compare-card__label {
  display: block;
  font-weight: 700;
  font-size: var(--fs-body-sm);
  color: var(--color-text-heading);
  margin-bottom: var(--space-2);
}

.compare-card__term {
  font-weight: 600;
}

.compare-card__arrow {
  color: var(--color-text-muted);
}

.compare-card__result {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 700;
}

.compare-card--bad .compare-card__result { color: var(--color-danger); }
.compare-card--good .compare-card__result { color: var(--color-primary-dark); }

.compare-card__note {
  font-size: var(--fs-body-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

/* ===== Recursos ===== */
.recursos h2 {
  margin-block: var(--space-2) var(--space-1);
  max-width: 600px;
  margin-inline: auto;
}

.recursos__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.recursos__grid .card h3 {
  margin-bottom: var(--space-1);
  font-size: var(--fs-body);
}

.recursos__grid .card p {
  font-size: var(--fs-body-sm);
}

/* ===== Como Funciona ===== */
.como-funciona h2 {
  margin-block: var(--space-2) var(--space-1);
  max-width: 600px;
  margin-inline: auto;
}

.como-funciona__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-5);
}

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

.step__phone img {
  width: 100%;
}

.eyebrow--plain {
  background-color: transparent;
  padding: 0;
  color: var(--color-primary-dark);
}

.step h3 {
  margin-block: var(--space-1) var(--space-1);
}

/* ===== Sobre o projeto ===== */
.sobre {
  background: linear-gradient(120deg, var(--color-gradient-dark-start) 0%, var(--color-gradient-dark-end) 120%);
}

.sobre__inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.sobre h2 {
  color: var(--color-white);
  margin-bottom: var(--space-3);
}

.sobre p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-4);
}

.sobre__pills {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-start;
}

.sobre__stats {
  display: flex;
  gap: var(--space-5);
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
}

.sobre__stat strong {
  display: block;
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  margin-bottom: var(--space-1);
}

.sobre__stat span {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--fs-body-sm);
}

/* ===== Preview do App ===== */
.preview-app h2 {
  margin-block: var(--space-2) var(--space-1);
}

.preview-app__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.preview-app__grid img {
  width: 100%;
}

.preview-app__grid figcaption {
  margin-top: var(--space-2);
  font-size: var(--fs-body-sm);
  font-weight: 600;
  color: var(--color-text-heading);
}

/* ===== Equipe ===== */
.equipe h2 {
  margin-block: var(--space-2) var(--space-1);
}

.equipe__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.equipe__card {
  flex: 1 1 190px;
  max-width: 210px;
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.equipe__avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-primary-light);
  margin-inline: auto;
  margin-bottom: var(--space-3);
  object-fit: cover;
}

.equipe__card h3 {
  font-size: var(--fs-body);
  margin-bottom: var(--space-1);
}

.equipe__role {
  font-size: var(--fs-body-sm);
  color: var(--color-primary-dark);
  font-weight: 500;
}

/* ===== Footer ===== */
.footer {
  background-color: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.7);
  padding-block: var(--space-6);
}

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

.footer__logo {
  font-family: var(--font-heading);
  font-size: var(--fs-h3);
  font-weight: 400;
  color: var(--color-primary-light);
}

.footer__logo strong {
  font-weight: 700;
  color: var(--color-white);
}

.footer__desc {
  color: rgba(255, 255, 255, 0.6);
  max-width: 480px;
  margin-inline: auto;
  margin-bottom: var(--space-4);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-body-sm);
  color: rgba(255, 255, 255, 0.5);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: var(--space-3);
}

/* ==========================================================
   Responsivo
   ========================================================== */
@media (max-width: 900px) {
  .hero__inner,
  .sobre__inner,
  .problema__inner {
    grid-template-columns: 1fr;
  }

  .hero__media {
    order: -1;
  }

  .floating-pill--top { left: 2%; }
  .floating-pill--bottom { right: 2%; }

  .compare-card--bad,
  .compare-card--good {
    max-width: 360px;
    margin-inline: auto;
  }

  .conceito__cards,
  .conceito__examples,
  .recursos__grid,
  .como-funciona__steps,
  .preview-app__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .header__nav {
    display: none;
  }

  .header__menu-toggle {
    display: flex;
  }

  .header__nav--open {
    display: flex !important;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background-color: rgba(233, 238, 240, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: var(--space-3);
    gap: var(--space-3);
  }

  .hero__content h1 {
    font-size: 28px;
  }

  .floating-pill {
    position: static;
    display: inline-flex;
    margin-top: var(--space-2);
  }

  .hero__media {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .conceito__cards,
  .conceito__examples,
  .recursos__grid,
  .como-funciona__steps,
  .preview-app__grid {
    grid-template-columns: 1fr;
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-1);
    text-align: center;
  }
}