/* ==========================================================================
   MATERIAIS — CSS Compartilhado para Paginas de Material
   Tematizacao via <body data-material="pla|petg|abs|tpu|asa|nylon">
   ========================================================================== */

/* --- Temas por Material --- */
[data-material="pla"] {
  --mat-gradient: linear-gradient(135deg, #4CAF50, #2196F3);
  --mat-accent: #4CAF50;
  --mat-accent-rgb: 76, 175, 80;
  --mat-glow: rgba(76, 175, 80, 0.3);
  --mat-secondary: #2196F3;
}
[data-material="petg"] {
  --mat-gradient: linear-gradient(135deg, #26C6DA, #00BCD4);
  --mat-accent: #26C6DA;
  --mat-accent-rgb: 38, 198, 218;
  --mat-glow: rgba(38, 198, 218, 0.3);
  --mat-secondary: #00BCD4;
}
[data-material="abs"] {
  --mat-gradient: linear-gradient(135deg, #FF6F00, #F57C00);
  --mat-accent: #FF6F00;
  --mat-accent-rgb: 255, 111, 0;
  --mat-glow: rgba(255, 111, 0, 0.3);
  --mat-secondary: #F57C00;
}
[data-material="tpu"] {
  --mat-gradient: linear-gradient(135deg, #E91E63, #AD1457);
  --mat-accent: #E91E63;
  --mat-accent-rgb: 233, 30, 99;
  --mat-glow: rgba(233, 30, 99, 0.3);
  --mat-secondary: #AD1457;
}
[data-material="asa"] {
  --mat-gradient: linear-gradient(135deg, #FF9800, #E65100);
  --mat-accent: #FF9800;
  --mat-accent-rgb: 255, 152, 0;
  --mat-glow: rgba(255, 152, 0, 0.3);
  --mat-secondary: #E65100;
}
[data-material="nylon"] {
  --mat-gradient: linear-gradient(135deg, #546E7A, #37474F);
  --mat-accent: #546E7A;
  --mat-accent-rgb: 84, 110, 122;
  --mat-glow: rgba(84, 110, 122, 0.3);
  --mat-secondary: #37474F;
}

/* --- Breadcrumb --- */
.mat-breadcrumb {
  padding: 6rem 0 0;
  background: var(--bg-primary);
}
.mat-breadcrumb__list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.mat-breadcrumb__list a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.mat-breadcrumb__list a:hover {
  color: var(--mat-accent);
}
.mat-breadcrumb__sep {
  opacity: 0.4;
}
.mat-breadcrumb__current {
  color: var(--text-primary);
  font-weight: 600;
}

/* --- Hero --- */
.mat-hero {
  position: relative;
  padding: 2rem 0 4rem;
  overflow: hidden;
  background: var(--bg-primary);
}
.mat-hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: var(--mat-gradient);
  opacity: 0.06;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.mat-hero__inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 3rem;
}
.mat-hero__text {
  flex: 1;
}
.mat-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 1rem;
  background: rgba(var(--mat-accent-rgb), 0.12);
  color: var(--mat-accent);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
}
.mat-hero__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.mat-hero__title span {
  background: var(--mat-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.mat-hero__desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
}
.mat-hero__stats {
  display: flex;
  gap: 1.5rem;
  margin-top: 2rem;
}
.mat-hero__stat {
  text-align: center;
  padding: 1rem 1.5rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
}
.mat-hero__stat strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--mat-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.mat-hero__stat span {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* --- Sections --- */
.mat-section {
  padding: var(--section-padding) 0;
}
.mat-section--alt {
  background: var(--bg-secondary);
}
.mat-section__header {
  text-align: center;
  margin-bottom: 3rem;
}
.mat-section__tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--mat-accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}
.mat-section__title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}
.mat-section__desc {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* --- O que e (intro text) --- */
.mat-intro__text {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
}
.mat-intro__text p {
  margin-bottom: 1.25rem;
}
.mat-intro__text strong {
  color: var(--text-primary);
}

/* --- Propriedades Cards --- */
.mat-props__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.mat-prop-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.mat-prop-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}
.mat-prop-card__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}
.mat-prop-card__label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}
.mat-prop-card__value {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--mat-accent);
}
.mat-prop-card__bar {
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 100px;
  overflow: hidden;
}
.mat-prop-card__fill {
  height: 100%;
  background: var(--mat-gradient);
  border-radius: 100px;
  width: var(--w, 0%);
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}
.mat-prop-card__desc {
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- Parametros de Impressao --- */
.mat-params__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.mat-param {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}
.mat-param__icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(var(--mat-accent-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  color: var(--mat-accent);
}
.mat-param__label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}
.mat-param__value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
}
.mat-param__note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  line-height: 1.4;
}

/* --- Aplicacoes Grid --- */
.mat-apps__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
}
.mat-app-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: center;
  transition: transform var(--transition-base), border-color var(--transition-base);
}
.mat-app-card:hover {
  transform: translateY(-3px);
  border-color: rgba(var(--mat-accent-rgb), 0.3);
}
.mat-app-card__icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}
.mat-app-card__title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.mat-app-card__desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* --- Vantagens / Desvantagens --- */
.mat-proscons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.mat-proscons__col {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
}
.mat-proscons__col--pros {
  border-top: 3px solid var(--success);
}
.mat-proscons__col--cons {
  border-top: 3px solid var(--danger);
}
.mat-proscons__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.mat-proscons__list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.mat-proscons__list li {
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.5;
}
.mat-proscons__list li:last-child {
  border-bottom: none;
}
.mat-proscons__list li::before {
  flex-shrink: 0;
  font-size: 0.85rem;
}
.mat-proscons__col--pros .mat-proscons__list li::before {
  content: '\2713';
  color: var(--success);
  font-weight: 700;
}
.mat-proscons__col--cons .mat-proscons__list li::before {
  content: '\2717';
  color: var(--danger);
  font-weight: 700;
}

/* --- Comparativo (links) --- */
.mat-related {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}
.mat-related__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition-base);
}
.mat-related__link:hover {
  border-color: var(--mat-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}
.mat-related__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* --- FAQ --- */
.mat-faq__list {
  max-width: 800px;
  margin: 0 auto;
}
.mat-faq__item {
  border-bottom: 1px solid var(--border);
}
.mat-faq__question {
  width: 100%;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  padding: 1.25rem 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: inherit;
  line-height: 1.5;
}
.mat-faq__question:hover {
  color: var(--mat-accent);
}
.mat-faq__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(var(--mat-accent-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-base);
  color: var(--mat-accent);
  font-size: 1.1rem;
  font-weight: 300;
}
.mat-faq__item.active .mat-faq__icon {
  transform: rotate(45deg);
}
.mat-faq__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.mat-faq__item.active .mat-faq__answer {
  max-height: 500px;
}
.mat-faq__answer p {
  padding: 0 0 1.25rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* --- CTA --- */
.mat-cta {
  text-align: center;
  padding: 4rem 0;
  background: var(--bg-primary);
  position: relative;
  overflow: hidden;
}
.mat-cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  background: var(--mat-gradient);
  opacity: 0.06;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.mat-cta__title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 1rem;
  position: relative;
}
.mat-cta__desc {
  color: var(--text-secondary);
  max-width: 500px;
  margin: 0 auto 2rem;
  line-height: 1.6;
  position: relative;
}
.mat-cta__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}
.mat-cta .btn--primary {
  background: var(--mat-accent);
  box-shadow: 0 0 20px var(--mat-glow);
}
.mat-cta .btn--primary:hover {
  box-shadow: 0 0 35px var(--mat-glow);
}

/* --- Nav de Materiais (anterior/proximo) --- */
.mat-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}
.mat-nav__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.75rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: all var(--transition-base);
}
.mat-nav__link:hover {
  color: var(--mat-accent);
  border-color: var(--mat-accent);
  transform: translateX(var(--dir, 0));
}
.mat-nav__link--prev:hover {
  --dir: -4px;
}
.mat-nav__link--next:hover {
  --dir: 4px;
}
.mat-nav__link span {
  font-size: 0.75rem;
  color: var(--text-muted);
  display: block;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .mat-proscons {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 768px) {
  .mat-hero__inner {
    flex-direction: column;
    text-align: center;
  }
  .mat-hero__desc {
    margin: 0 auto;
  }
  .mat-hero__stats {
    justify-content: center;
    flex-wrap: wrap;
  }
  .mat-props__grid,
  .mat-params__grid,
  .mat-apps__grid {
    grid-template-columns: 1fr;
  }
  .mat-related {
    grid-template-columns: 1fr 1fr;
  }
  .mat-nav {
    flex-direction: column;
    gap: 1rem;
  }
  .mat-nav__link {
    width: 100%;
    justify-content: center;
  }
}
@media (max-width: 480px) {
  .mat-related {
    grid-template-columns: 1fr;
  }
}
