/* ==========================================================================
   Landing Pages por segmento (Carvão, Celulose, ...)
   Folha de estilo compartilhada. Complemento ao styles.css.
   Reaproveita os tokens visuais da Pixlog.
   ========================================================================== */

:root {
  --pix-dark: #162B34;
  --pix-dark-2: #3D5A68;
  --pix-ice: #F5F7FA;
  --pix-white: #ffffff;
  --pix-gray: #6B7680;
  --pix-border: #E8EBEF;
  --pix-accent: #55C4F5;
  --pix-ember: #E4572E; /* tom brasa, usado com parcimônia no contexto carvão */
}

/* ===== Header sempre sólido (fundo branco) nas landings de segmento =====
   O hero escuro/placeholder deixa o header transparente ilegível. */
.site-header {
  background-color: rgba(255, 255, 255, 0.95) !important;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05) !important;
  backdrop-filter: blur(15px) !important;
  -webkit-backdrop-filter: blur(15px) !important;
  padding: 16px 0;
}

.site-header .language-selector-btn {
  color: #162B34;
  border-color: #162B34;
}

.site-header .language-selector-btn:hover {
  background-color: #F5F7FA;
}

.site-header .btn-contact {
  color: #162B34;
  border-color: #162B34;
}

.site-header .btn-contact:hover {
  background-color: #F5F7FA;
}

.site-header .icon-btn {
  color: #6B7680;
}

.site-header .icon-btn svg,
.site-header .icon-btn img {
  filter: none;
}

.site-header .icon-btn:hover {
  color: #162B34;
}

/* ==========================================================================
   PLACEHOLDERS DE IMAGEM
   Trocar por imagens definitivas. Sugestões de dimensão em cada .ph-dims.
   ========================================================================== */
.img-placeholder {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 260px;
  padding: 24px;
  text-align: center;
  border-radius: 16px;
  border: 2px dashed #B8C2CC;
  background-color: #EDF1F5;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(184, 194, 204, 0.12) 0,
    rgba(184, 194, 204, 0.12) 12px,
    transparent 12px,
    transparent 24px
  );
  color: var(--pix-dark-2);
}

.img-placeholder svg {
  width: 44px;
  height: 44px;
  opacity: 0.55;
}

.img-placeholder .ph-label {
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.3;
  max-width: 320px;
}

.img-placeholder .ph-dims {
  font-size: 0.8rem;
  opacity: 0.7;
  letter-spacing: 0.3px;
}

/* Placeholder de fundo (hero / CTA) sobre fundo escuro */
.bg-placeholder {
  position: absolute;
  inset: 0;
  z-index: -1;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #14242D;
  background-image: repeating-linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.03) 0,
    rgba(255, 255, 255, 0.03) 14px,
    transparent 14px,
    transparent 28px
  );
}

.bg-placeholder .ph-tag {
  border: 1px dashed rgba(255, 255, 255, 0.4);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.8rem;
  letter-spacing: 0.5px;
  padding: 8px 16px;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.25);
}

/* ===== Hero (fundo será substituído por imagem/vídeo definitivo) ===== */
.hero-carvao,
.hero-celulose {
  background: var(--pix-dark);
}

.hero-carvao .hero-content,
.hero-celulose .hero-content {
  z-index: 1;
}

.hero-carvao .hero-title {
  max-width: 900px;
}

.hero-carvao .hero-subtitle {
  max-width: 720px;
}

/* ===== Bloco de destaque textual (2ª dobra) ===== */
.pitch-section {
  padding: 80px 16px;
  background: var(--pix-white);
}

.pitch-container {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.pitch-lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--pix-gray);
  margin: 0 0 40px;
}

.pitch-highlight {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--pix-dark);
  line-height: 1.4;
  margin: 0;
}

.pitch-highlight span {
  color: var(--pix-dark-2);
  font-weight: 400;
  display: block;
}

.pitch-media {
  max-width: 1000px;
  margin: 48px auto 0;
}

.pitch-media .img-placeholder {
  min-height: 420px;
  aspect-ratio: 16 / 9;
}

@media (min-width: 1024px) {
  .pitch-highlight {
    font-size: 1.875rem;
  }
}

/* ===== Media split (texto + imagem lado a lado) ===== */
.media-split {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.media-split .img-placeholder {
  min-height: 380px;
  height: 100%;
}

@media (max-width: 1024px) {
  .media-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* ===== Big Numbers ===== */
.stats-section {
  padding: 80px 16px;
  background: var(--pix-dark);
  position: relative;
}

.stats-section .section-title {
  color: var(--pix-white);
}

.stats-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 32px;
}

.stat-item {
  text-align: center;
  padding: 24px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.3s ease, background 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.07);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--pix-white);
  line-height: 1.1;
  margin: 0 0 8px;
}

.stat-number .accent {
  color: var(--pix-accent);
}

.stat-label {
  font-size: 1rem;
  color: #A9B4C4;
  line-height: 1.4;
  margin: 0;
}

.stats-cta {
  margin: 56px auto 0;
  display: block;
  width: fit-content;
}

@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    max-width: 420px;
  }
  .stat-number {
    font-size: 2.25rem;
  }
}

/* ===== Benefits Checklist (3ª dobra) ===== */
.benefits-section {
  padding: 80px 16px;
  background: var(--pix-ice);
}

.benefits-container {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.benefits-intro {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--pix-gray);
  margin: 0 auto 48px;
  max-width: 720px;
}

.benefits-list {
  list-style: none;
  padding: 0;
  margin: 0 auto 48px;
  display: grid;
  gap: 16px;
  text-align: left;
  max-width: 640px;
}

.benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--pix-white);
  padding: 20px 24px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
  font-size: 1.05rem;
  color: var(--pix-dark);
  font-weight: 500;
}

.benefits-list li::before {
  content: '';
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background-color: var(--pix-dark);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ffffff'%3E%3Cpath d='M9,20.42L2.79,14.21L5.62,11.38L9,14.77L18.88,4.88L21.71,7.71L9,20.42Z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 16px;
  margin-top: 1px;
}

/* ===== Features Grid (4ª dobra) ===== */
.features-section {
  padding: 80px 16px;
  background: var(--pix-white);
}

.features-subtitle {
  text-align: center;
  font-size: 1.125rem;
  color: var(--pix-gray);
  margin: -32px auto 48px;
  max-width: 640px;
}

.features-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-item {
  background: var(--pix-ice);
  border-radius: 16px;
  padding: 32px;
  border: 1px solid var(--pix-border);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.08);
}

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed #B8C2CC;
  background-color: #EDF1F5;
  color: var(--pix-dark-2);
}

.feature-icon svg {
  width: 26px;
  height: 26px;
  opacity: 0.55;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--pix-dark);
  margin: 0 0 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.feature-title::before {
  content: '';
  width: 8px;
  height: 24px;
  border-radius: 4px;
  background: var(--pix-accent);
  flex-shrink: 0;
}

.feature-desc {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--pix-gray);
  margin: 0;
}

@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* ===== Validation / Depoimento institucional (5ª dobra) ===== */
.validation-section {
  padding: 80px 16px 40px;
  background: var(--pix-ice);
  text-align: center;
}

.validation-intro {
  max-width: 760px;
  margin: 0 auto 48px;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--pix-gray);
}

.validation-section .testimonial-card {
  margin-top: 24px;
}

.institutional-card {
  max-width: 760px;
  margin: 48px auto 0;
  background: var(--pix-white);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  text-align: left;
  border-left: 4px solid var(--pix-accent);
}

.institutional-card p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--pix-dark);
  margin: 0 0 16px;
}

.institutional-card p:last-child {
  margin-bottom: 0;
}

.institutional-card .note {
  font-size: 0.9rem;
  color: var(--pix-gray);
  font-style: italic;
}

.validation-cta {
  margin-top: 48px;
}

/* ===== Final CTA (6ª dobra) ===== */
.final-cta-section {
  position: relative;
  padding: 96px 16px;
  text-align: center;
  overflow: hidden;
  background: var(--pix-dark);
}

.final-cta-section .final-cta-container {
  position: relative;
  z-index: 1;
}

.final-cta-container {
  max-width: 760px;
  margin: 0 auto;
}

.final-cta-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--pix-white);
  line-height: 1.25;
  margin: 0 0 24px;
}

.final-cta-text {
  font-size: 1.125rem;
  line-height: 1.7;
  color: #C7D0DA;
  margin: 0 0 40px;
}

@media (min-width: 1024px) {
  .final-cta-title {
    font-size: 2.5rem;
  }
}