/* ============================================================
   AutoScore — Responsividade (mobile-first)
   Breakpoints oficiais:
   <= 320px
   321px-576px
   577px-767px
   768px-991px
   992px-1199px
   >= 1200px
   ============================================================ */

/* ===== BASE MOBILE (<= 320px) ===== */

/* Grid colapsa para 1 coluna */
.grid-2,
.grid-3,
.grid-4,
.form-grid-2,
.form-grid-3,
.stats-grid,
.plans-grid,
.posts-grid { grid-template-columns: 1fr; }

/* Hero */
.hero { padding: 80px 0 60px; }
.hero-inner { grid-template-columns: 1fr; }
.hero-visual {
  display: flex;
  min-height: 280px;
  margin-top: 24px;
}
.hero-mock-app {
  max-width: 220px;
}
.fc-1 { top: -6px; right: 0; }
.fc-2 { bottom: 24px; left: -8px; }
.fc-3 { bottom: -6px; right: 12px; }
.hero p.lead { font-size: 16px; }
.hero-ctas { align-items: flex-start; }
.hero-ctas .btn { width: 100%; justify-content: center; }

/* Hero compact */
.hero-compact { padding: 60px 0 40px; }
.hero-compact .hero-ctas { align-items: center; }
.hero-compact .hero-ctas .btn { width: 100%; max-width: 320px; }

/* Split */
.split,
.split.reverse { grid-template-columns: 1fr; direction: ltr; }
.split-visual { min-height: 0; }

/* Checklist */
.checklist { grid-template-columns: 1fr; }

/* Timeline */
.timeline { grid-template-columns: 1fr 1fr; }

/* Blog article */
.article-wrap { grid-template-columns: 1fr; }
.toc { display: none; }

/* Contact / signup */
.contact-grid,
.signup-grid { grid-template-columns: 1fr; }

/* Login */
.login-page { grid-template-columns: 1fr; }
.login-side { display: none; }
.login-form { padding: 40px 24px; }

/* Dashboard */
.dash { grid-template-columns: 1fr; }
.dash-side { display: none; height: auto; position: static; }
.dash-side.mobile-open { display: flex; position: fixed; top: 0; left: 0; width: 280px; height: 100vh; z-index: 300; box-shadow: var(--shadow-lg); }
.dash-toggle { display: flex; }
.dash-main { padding: 16px; }
.dash-cards { grid-template-columns: 1fr 1fr; }

/* Nav mobile */
.menu-toggle { display: flex; }
.nav { display: none; }
.nav.mobile-open {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  background: #fff;
  padding: 16px;
  box-shadow: var(--shadow-md);
  z-index: 99;
  gap: 4px;
  overflow-y: auto;
  max-height: calc(100vh - var(--header-h));
}
.nav.mobile-open .menu-close {
  display: flex;
  align-self: flex-end;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin: 0 0 8px;
  border-radius: 10px;
  border: 1px solid var(--color-gray-200);
  background: #fff;
  color: var(--color-gray-700);
  font-size: 28px;
  line-height: 1;
  font-weight: 400;
}
.nav.mobile-open .menu-close:hover {
  background: var(--color-gray-50);
  color: var(--color-gray-900);
}
.nav.mobile-open > a,
.nav.mobile-open > .has-mega {
  width: 100%;
}
.nav.mobile-open > a {
  display: block;
  text-align: left;
}
.nav.mobile-open > .has-mega > a {
  display: block;
  width: 100%;
  text-align: left;
  padding: 10px 14px;
}
.nav.mobile-open > .has-mega .mega {
  width: 100%;
  margin-top: 4px;
}
.menu-close { display: none; }
.nav-cta { display: none; }
.nav-cta.mobile-open {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 0 16px 16px;
  background: #fff;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 99;
  border-top: 1px solid var(--color-gray-100);
  padding-top: 12px;
}
.nav-cta.mobile-open .btn { width: 100%; justify-content: center; }

/* Mega menu mobile */
.mega { position: static; transform: none; min-width: auto; box-shadow: none; border: none; background: var(--color-gray-50); border-radius: var(--radius-sm); padding: 8px; opacity: 1; pointer-events: auto; display: none; }
.has-mega.open .mega { display: block; }

/* Footer */
.footer-grid { grid-template-columns: 1fr; gap: 32px; }

/* CTA section */
.cta-section {
  border-radius: var(--radius-lg);
  padding: 48px 20px;
  margin: 40px auto;
  width: min(calc(100% - 32px), var(--container));
}
.cta-section .hero-ctas { flex-direction: column; align-items: center; }
.cta-section .hero-ctas .btn { width: 100%; max-width: 300px; }

/* Tabelas responsivas */
.tbl-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; }

/* Modal */
.modal-card { padding: 24px; }

/* Cookie banner */
.cookie-banner-inner { flex-direction: column; gap: 16px; }
.cookie-actions { width: 100%; }
.cookie-actions .btn { flex: 1; }

/* Média grid */
.media-grid { grid-template-columns: repeat(2, 1fr); }

/* ===== 576px — Small phones landscape / phablets ===== */
@media (min-width: 321px) and (max-width: 576px) {
  .hero-ctas { flex-direction: row; }
  .hero-ctas .btn { width: auto; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
  .login-form { padding: 60px 40px; }
  .container { padding: 0 16px; }
}

/* ===== 577px — 767px (large phones / small tablets) ===== */
@media (min-width: 577px) and (max-width: 767px) {
  .hero-ctas { flex-direction: row; }
  .hero-ctas .btn { width: auto; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
  .login-form { padding: 60px 40px; }
  .container { padding: 0 20px; }
}

/* ===== Abaixo de 768px — CTAs da hero menores ===== */
@media (max-width: 767px) {
  .hero .hero-ctas .btn {
    padding: 8px 14px;
    font-size: 13px;
    min-height: 38px;
  }
}

/* ===== 768px+ — layout compartilhado de tablet / desktop ===== */
@media (min-width: 768px) and (max-width: 991px), (min-width: 992px) and (max-width: 1199px), (min-width: 1200px) {
  .grid-2         { grid-template-columns: repeat(2, 1fr); }
  .grid-3         { grid-template-columns: repeat(2, 1fr); }
  .form-grid-2    { grid-template-columns: repeat(2, 1fr); }
  .stats-grid     { grid-template-columns: repeat(2, 1fr); }

  .hero {
    padding: 48px 0 40px;
    max-height: 500px;
    overflow: hidden;
  }
  .hero-inner {
    grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr);
    align-items: stretch;
    height: 100%;
  }
  .hero-inner > div:first-child {
    justify-content: center;
  }
  .hero h1 {
    font-size: clamp(1.9rem, 2.6vw, 3.1rem);
    line-height: .94;
    max-width: 520px;
    margin-bottom: 14px;
  }
  .hero p.lead { margin-bottom: 22px; font-size: 17px; max-width: 520px; }
  .hero-visual {
    display: flex;
    height: 100%;
    min-height: 0;
    max-height: 380px;
  }
  .hero-mock-app {
    width: auto;
    max-width: none;
    height: 100%;
  }
  .hero-mock-app img {
    width: auto;
    height: 100%;
    max-width: 100%;
  }
  .hero-ctas {
    flex-wrap: nowrap;
    gap: 8px;
  }
  .hero-ctas .btn {
    width: auto;
    flex: 0 0 auto;
    white-space: nowrap;
    padding: 9px 15px;
    font-size: 13px;
  }

  .split          { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .split.reverse  { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .contact-grid   { grid-template-columns: 1.5fr 1fr; }
  .signup-grid    { grid-template-columns: 1fr 1.2fr; }

  .login-page { grid-template-columns: 1fr 1fr; }
  .login-side { display: flex; }

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

  .dash-cards { grid-template-columns: repeat(2, 1fr); }
  .media-grid { grid-template-columns: repeat(3, 1fr); }

  .menu-toggle { display: none; }
  .nav { display: flex; }
  .nav-cta { display: flex; }
  .nav { overflow: visible; }
  .has-mega { position: relative; }
  .mega {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    right: auto;
    display: block;
    min-width: 340px;
    background: #fff;
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 18px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(8px);
    z-index: 200;
  }
  .has-mega.open .mega {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
}

/* ===== 768px — 991px ajustes de balanceamento ===== */
@media (min-width: 768px) and (max-width: 991px) {
  .header-inner { gap: 20px; }
  .nav { gap: 2px; }
  .nav a { padding: 10px 10px; font-size: 13.5px; }
  .nav-cta { margin-left: 2px; gap: 6px; }
  .nav-cta .btn { padding: 10px 14px; font-size: 13px; }

  .hero-inner { grid-template-columns: minmax(0, 1.10fr) minmax(0, .90fr); gap: 20px; }
  .hero { max-height: 500px; }
  .hero-ctas { gap: 8px; }
  .hero-ctas .btn { padding: 8px 13px; font-size: 12px; white-space: nowrap; }
  .hero-visual { min-height: 0; }
  .split { gap: 32px; }
}

/* ===== 992px+ — layout de desktop ===== */
@media (min-width: 992px) and (max-width: 1199px), (min-width: 1200px) {
  .grid-3       { grid-template-columns: repeat(3, 1fr); }
  .grid-4       { grid-template-columns: repeat(4, 1fr); }
  .form-grid-3  { grid-template-columns: repeat(3, 1fr); }
  .stats-grid   { grid-template-columns: repeat(4, 1fr); }
  .posts-grid   { grid-template-columns: repeat(3, 1fr); }
  .timeline     { grid-template-columns: repeat(4, 1fr); }

  .article-wrap { grid-template-columns: 1fr 260px; }
  .toc { display: block; }

  .footer-grid { grid-template-columns: 1.4fr repeat(4, 1fr); }

  .dash { grid-template-columns: 260px 1fr; }
  .dash-side { display: flex; }
  .dash-toggle { display: none; }
  .dash-cards { grid-template-columns: repeat(4, 1fr); }
  .media-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ===== Validação nos limites exatos ===== */
/* 320px — menor suportado */
@media (max-width: 320px) {
  .container { padding: 0 12px; }
  h1 { font-size: 24px; }
  .btn-lg { padding: 12px 18px; font-size: 15px; }
  .dash-cards { grid-template-columns: 1fr; }
}