/* =============================================
   MATERIAIS EDUCATIVOS — LISTA
   ============================================= */

*, *::before, *::after { box-sizing: border-box; }

 .im {
    font-size: 32px;
    margin-right: 10px;
  }


:root {
  --mel-blue: #039BE5;
  --mel-blue-dark: #0277BD;
  --mel-blue-deeper: #01579B;
  --mel-blue-light: #E3F4FD;
  --mel-blue-cyan: #00C4F0;
  --mel-dark: #0F1B2D;
  --mel-gray-text: #475569;
  --mel-gray-muted: #64748B;
  --mel-gray-light: #F8FAFC;
  --mel-gray-mid: #E2E8F0;
  --mel-green: #10B981;
  --mel-gold: #F59E0B;
  --mel-purple: #7C3AED;
  --mel-pink: #EC4899;
  --mel-radius: 12px;
  --mel-radius-lg: 18px;
  --mel-shadow: 0 4px 12px rgba(15,27,45,.06);
  --mel-shadow-lg: 0 12px 32px rgba(15,27,45,.1);
}

/* HERO */
.mel-hero {
  background: linear-gradient(140deg, #0d1b35 0%, #0F3460 60%, #0b4d75 100%);
  padding: clamp(3rem,5vw,4.5rem) clamp(1rem,5vw,3rem);
  position: relative;
  overflow: hidden;
  color: #fff;
  padding-top: 100px;
}
.mel-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 700px 400px at 90% 0%, rgba(3,155,229,.22) 0%, transparent 65%),
    radial-gradient(ellipse 500px 300px at 10% 100%, rgba(0,196,240,.12) 0%, transparent 60%);
  pointer-events: none;
}
.mel-hero-grid {
  position: absolute;
  inset: 0;
  opacity: .14;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(174,233,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(174,233,255,.08) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, #000 30%, transparent 90%);
}
.mel-hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  text-align: center;
}
.mel-badge {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  padding: 7px 16px;
  background: rgba(174,233,255,.12);
  border: 1px solid rgba(174,233,255,.25);
  border-radius: 500px;
  font-size: .8rem;
  font-weight: 600;
  color: #aee9ff;
  margin-bottom: 1.5rem;
  letter-spacing: .02em;
}
.mel-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mel-blue-cyan);
  box-shadow: 0 0 0 4px rgba(0,196,240,.25);
  animation: mel-pulse 2s infinite;
}
@keyframes mel-pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(0,196,240,.25); }
  50%       { box-shadow: 0 0 0 8px rgba(0,196,240,0); }
}
.mel-hero h1 {
  font-size: clamp(2rem,3.6vw,3rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.025em;
  margin-bottom: 1rem;
  text-wrap: balance;
  color: #fff;
}
.mel-hero h1 em {
  font-style: normal;
  background: linear-gradient(120deg, #aee9ff, #00C4F0 50%, #fff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.mel-hero p {
  font-size: clamp(1rem,1.3vw,1.15rem);
  color: rgba(255,255,255,.82);
  line-height: 1.6;
  max-width: 640px;
  margin: 0 auto;
}
.mel-hero-meta {
  margin-top: 1.75rem;
  display: inline-flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.mel-hero-meta-item {
  display: flex;
  align-items: baseline;
  gap: .5rem;
  color: rgba(255,255,255,.82);
  font-size: .9rem;
  font-weight: 500;
}
.mel-hero-meta-item::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(255,255,255,.45);
  flex-shrink: 0;
  align-self: center;
}
.mel-hero-meta-item strong {
  font-weight: 700;
  color: #fff;
}

/* FILTER BAR */
.mel-filter-section {
  padding: clamp(1.5rem,3vw,2rem) clamp(1rem,5vw,3rem) 0;
  margin-top: -2rem;
  position: relative;
  z-index: 2;
}
.mel-filter-bar {
  max-width: 1200px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--mel-gray-mid);
  border-radius: var(--mel-radius-lg);
  box-shadow: var(--mel-shadow-lg);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.mel-filter-search {
  flex: 1;
  min-width: 240px;
  position: relative;
}
.mel-filter-search svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  color: var(--mel-gray-muted);
  pointer-events: none;
}
.mel-filter-search input {
  width: 100%;
  padding: 10px 14px 10px 42px;
  background: var(--mel-gray-light);
  border: 1px solid var(--mel-gray-mid);
  border-radius: 10px;
  font-size: .92rem;
  color: var(--mel-dark);
  transition: border-color .2s, background .2s;
  outline: none;
}
.mel-filter-search input::placeholder { color: var(--mel-gray-muted); }
.mel-filter-search input:focus {
  border-color: var(--mel-blue);
  background: #fff;
}
.mel-filter-chips {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}
.mel-filter-chip {
  padding: 8px 14px;
  background: var(--mel-gray-light);
  border: 1px solid var(--mel-gray-mid);
  border-radius: 500px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--mel-gray-text);
  cursor: pointer;
  transition: all .2s;
}
.mel-filter-chip:hover { border-color: var(--mel-blue); color: var(--mel-blue); }
.mel-filter-chip.active { background: var(--mel-dark); color: #fff; border-color: var(--mel-dark); }

/* GRID */
.mel-section {
  padding: clamp(2rem,4vw,3rem) clamp(1rem,5vw,3rem) clamp(3rem,5vw,4rem);
}
.mel-inner { max-width: 1200px; margin: 0 auto; }
.mel-count {
  font-size: .9rem;
  color: var(--mel-gray-muted);
  margin-bottom: 1.25rem;
  font-weight: 500;
}
.mel-count strong { color: var(--mel-dark); font-weight: 700; }

.mel-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* CARD */
.mel-card {
  background: #fff;
  border: 1px solid var(--mel-gray-mid);
  border-radius: var(--mel-radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  display: flex;
  flex-direction: column;
}
.mel-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--mel-shadow-lg);
  border-color: rgba(3,155,229,.3);
}

/* COVER */
.mel-cover {
  aspect-ratio: 16/10;
  position: relative;
  overflow: hidden;
  background: var(--mel-gray-light);
}
.mel-cover-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .35s ease;
}
.mel-card:hover .mel-cover-img { transform: scale(1.04); }

.mel-cover-badges {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  align-items: center;
  gap: .35rem;
  z-index: 3;
}
.mel-cat-badge {
  padding: 4px 11px;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px);
  border-radius: 500px;
  font-size: .68rem;
  font-weight: 700;
  color: var(--mel-dark);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.mel-format-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  background: rgba(15,27,45,.85);
  backdrop-filter: blur(6px);
  color: #fff;
  border-radius: 500px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .04em;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: .25rem;
}
.mel-format-badge svg { width: 11px; height: 11px; }

/* NOVO TAG */
.mel-card-novo {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  background: var(--mel-green);
  color: #fff;
  border-radius: 500px;
  font-size: .67rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

/* CARD BODY */
.mel-card-body {
  padding: 1.25rem 1.25rem 1.4rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.mel-card-body h3 {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--mel-dark);
  line-height: 1.3;
  margin-bottom: .55rem;
  letter-spacing: -.005em;
  flex: 1;
}
.mel-card-body p {
  font-size: .88rem;
  color: var(--mel-gray-muted);
  line-height: 1.5;
  margin-bottom: 1rem;
}
.mel-card-stats {
  display: flex;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--mel-gray-mid);
  margin-top: auto;
  align-items: center;
}
.mel-card-cta {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-left: auto;
  color: var(--mel-blue);
  font-weight: 700;
  font-size: .82rem;
}
.mel-card-cta svg {
  width: 13px;
  height: 13px;
  transition: transform .2s;
}
.mel-card:hover .mel-card-cta svg { transform: translateY(2px); }

/* EMPTY STATE */
.mel-empty {
  display: none;
  text-align: center;
  padding: 3rem 1rem;
  color: var(--mel-gray-muted);
}
.mel-empty.show { display: block; }
.mel-hidden { display: none !important; }

/* NEWSLETTER */
.mel-newsletter {
  padding: clamp(2.5rem,4vw,3.5rem) clamp(1rem,5vw,3rem);
  background: #fff;
  border-top: 1px solid var(--mel-gray-mid);
}
.mel-newsletter-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: clamp(2rem,4vw,3rem);
  border-radius: 24px;
  background: linear-gradient(135deg, #0d1b35 0%, #0F3460 50%, #0b4d75 100%);
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(15,27,45,.18);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
}
.mel-newsletter-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(ellipse 500px 300px at 90% 10%, rgba(0,196,240,.22), transparent 70%);
}
.mel-newsletter-content {
  position: relative;
  z-index: 1;
  color: #fff;
}
.mel-newsletter-content h3 {
  font-size: clamp(1.3rem,2vw,1.75rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -.015em;
  margin-bottom: .5rem;
  text-wrap: balance;
}
.mel-newsletter-content p {
  color: rgba(255,255,255,.78);
  font-size: .95rem;
  line-height: 1.5;
  max-width: 460px;
}
.mel-newsletter-cta {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: #fff;
  color: var(--mel-blue-deeper);
  padding: .95rem 1.75rem;
  border-radius: 500px;
  font-weight: 700;
  font-size: .95rem;
  text-decoration: none;
  box-shadow: 0 8px 22px rgba(0,0,0,.25);
  transition: transform .2s, box-shadow .2s;
  white-space: nowrap;
}
.mel-newsletter-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(0,0,0,.3);
}
.mel-newsletter-cta svg { width: 16px; height: 16px; }

@media (max-width: 760px) { .mel-newsletter-inner { grid-template-columns: 1fr; } }
@media (max-width: 920px) { .mel-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .mel-grid { grid-template-columns: 1fr; } }

/* =============================================
   MODAL NEWSLETTER
   ============================================= */

/* Ajuste do botão CTA para se parecer com o link anterior */
button.mel-newsletter-cta {
  border: none;
  cursor: pointer;
  font-family: inherit;
}

/* Overlay — centraliza e permite scroll vertical se o modal for muito alto */
.mel-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(10, 20, 40, .72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  align-items: flex-start;
  justify-content: center;
  padding: 2rem 1rem;
  overflow-y: auto;
}
.mel-modal-overlay.mel-modal-visible {
  display: flex;
  animation: melFadeIn .2s ease;
}
@keyframes melFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Caixa do modal: flex column para header fixo + body scrollável */
.mel-modal {
  background: #fff;
  border-radius: 20px;
  width: 100%;
  max-width: 540px;
  box-shadow: 0 24px 64px rgba(10, 20, 40, .28);
  animation: melSlideUp .25s ease;
  position: relative;
  display: flex;
  flex-direction: column;
  /* Limita a altura à janela para ativar o scroll interno */
  max-height: calc(100vh - 4rem);
  margin: auto;
}
@keyframes melSlideUp {
  from { transform: translateY(24px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* Cabeçalho — sempre visível, nunca some */
.mel-modal-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.5rem 1.5rem 1.25rem;
  border-bottom: 1px solid var(--mel-gray-mid);
  background: #fff;
  border-radius: 20px 20px 0 0;
  /* Fica fixo no topo enquanto o corpo rola */
  flex-shrink: 0;
  position: sticky;
  top: 0;
  z-index: 1;
}
.mel-modal-header-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0F3460, var(--mel-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.mel-modal-header-icon svg { width: 20px; height: 20px; }
.mel-modal-header > div:nth-child(2) { flex: 1; }
.mel-modal-header h2 {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--mel-dark);
  letter-spacing: -.015em;
  margin-bottom: .15rem;
  line-height: 1.2;
}
.mel-modal-header p {
  font-size: .83rem;
  color: var(--mel-gray-muted);
  line-height: 1.45;
  margin: 0;
}

/* Botão fechar — sempre acessível no canto do header */
.mel-modal-close {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border: none;
  background: var(--mel-gray-light);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mel-gray-muted);
  transition: background .2s, color .2s;
  padding: 0;
  margin-top: -.1rem;
}
.mel-modal-close:hover { background: var(--mel-gray-mid); color: var(--mel-dark); }
.mel-modal-close svg { width: 16px; height: 16px; }

/* Área do form RD Station — rola quando o conteúdo excede a altura */
.mel-modal-rd-wrap {
  padding: 1.25rem 1.5rem 1.75rem;
  overflow-y: auto;
  flex: 1;
  /* Scroll suave em iOS */
  -webkit-overflow-scrolling: touch;
}
.mel-modal-rd-wrap [role="main"] { width: 100%; }

/* Responsivo mobile */
@media (max-width: 540px) {
  .mel-modal-overlay { padding: 0; align-items: flex-end; }
  .mel-modal {
    border-radius: 20px 20px 0 0;
    max-height: 92vh;
    margin: 0;
  }
  .mel-modal-header  { padding: 1.1rem 1.1rem 1rem; border-radius: 20px 20px 0 0; }
  .mel-modal-rd-wrap { padding: 1rem 1.1rem 1.5rem; }
}