/* ========================================
   DataLab UERJ - Page-Specific Styles
   Responsive Page Layouts
   ======================================== */

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-medium-gray);
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

/* Mobile: até 480px */
@media (max-width: 480px) {
  header {
    padding: var(--space-3) 0;
  }
  
  .header-container {
    padding: 0 var(--space-3);
    gap: var(--space-3);
  }
}

/* Tablet Grande+: acima de 769px */
@media (min-width: 769px) {
  .header-container {
    padding: 0 var(--space-5);
  }
}

/* Desktop Grande: acima de 1281px */
@media (min-width: 1281px) {
  .header-container {
    padding: 0 var(--space-6);
  }
}

/* ========================================
   LOGO
   ======================================== */

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary-navy);
  flex-shrink: 0;
}

.logo img {
  height: 50px;
  width: auto;
  margin-right: var(--space-3);
}

@media (max-width: 480px) {
  .logo {
    font-size: 1rem;
  }
  
  .logo img {
    height: 40px;
    margin-right: var(--space-2);
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .logo {
    font-size: 1.125rem;
  }
  
  .logo img {
    height: 45px;
  }
}

.logo-text {
  line-height: 1.2;
}

.logo-text-main {
  display: block;
  font-size: 1.125rem;
  color: var(--color-primary-navy);
}

.logo-text-sub {
  display: block;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

@media (max-width: 480px) {
  .logo-text-main {
    font-size: 0.95rem;
  }
  
  .logo-text-sub {
    font-size: 0.65rem;
  }
}

/* ========================================
   NAVEGAÇÃO
   ======================================== */

nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex: 1;
  justify-content: flex-end;
}

nav a {
  font-weight: 500;
  font-size: 1rem;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
  text-decoration: none;
}

nav a:hover {
  color: var(--color-primary-green);
}

nav a.active {
  color: var(--color-primary-green);
  font-weight: 600;
}

/* Mobile: até 768px - Menu escondido */
@media (max-width: 768px) {
  nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: var(--space-4);
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-medium-gray);
    padding: var(--space-4);
    box-shadow: var(--shadow-md);
  }
  
  nav.active {
    display: flex;
  }
  
  nav a {
    font-size: 1.05rem;
    padding: var(--space-2) 0;
  }
  
  .mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    font-size: 1.75rem;
    cursor: pointer;
    color: var(--color-primary-navy);
    padding: var(--space-2);
    transition: color var(--transition-fast);
  }
  
  .mobile-menu-btn:hover {
    color: var(--color-primary-green);
  }
}

/* Tablet Grande+: acima de 769px - Menu visível */
@media (min-width: 769px) {
  nav {
    display: flex !important;
    position: static;
    flex-direction: row;
    gap: var(--space-4);
    background-color: transparent;
    border: none;
    padding: 0;
    box-shadow: none;
  }
  
  nav a {
    font-size: 0.95rem;
    padding: 0;
  }
  
  .mobile-menu-btn {
    display: none !important;
  }
}

/* Desktop Grande: acima de 1025px */
@media (min-width: 1025px) {
  nav {
    gap: var(--space-6);
  }
  
  nav a {
    font-size: 1rem;
  }
}

/* ========================================
   FOOTER
   ======================================== */

footer {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
  padding: var(--space-8) 0 var(--space-4);
  margin-top: auto;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-6);
}

/* Mobile: até 480px - 1 coluna */
@media (max-width: 480px) {
  .footer-container {
    padding: 0 var(--space-3);
  }
  
  footer {
    padding: var(--space-6) 0 var(--space-4);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
  }
}

/* Tablet Pequeno: 481px - 768px - 2 colunas */
@media (min-width: 481px) and (max-width: 768px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }
  
  .footer-container {
    padding: 0 var(--space-4);
  }
}

/* Tablet Grande: 769px - 1024px - 3 colunas */
@media (min-width: 769px) and (max-width: 1024px) {
  .footer-content {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .footer-container {
    padding: 0 var(--space-5);
  }
}

/* Desktop: acima de 1025px */
@media (min-width: 1025px) {
  .footer-container {
    padding: 0 var(--space-6);
  }
  
  .footer-content {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-section h4 {
  color: var(--color-white);
  margin-bottom: var(--space-3);
  font-size: 1.05rem;
}

@media (max-width: 480px) {
  .footer-section h4 {
    font-size: 1rem;
  }
}

.footer-section a {
  display: block;
  color: #E8EFF2;
  text-decoration: none;
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
  font-size: 0.95rem;
}

.footer-section a:hover {
  color: var(--color-primary-green);
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-5);
  text-align: center;
  font-size: 0.875rem;
  color: #E8EFF2;
}

@media (max-width: 480px) {
  .footer-bottom {
    font-size: 0.8rem;
    padding-top: var(--space-3);
  }
}

.footer-bottom p {
  margin: 0;
  color: inherit;
}

/* ========================================
   HOMEPAGE HERO
   ======================================== */

.hero-banner {
  position: relative;
  background: linear-gradient(135deg, var(--color-white) 0%, var(--color-bg-secondary) 100%);
  padding: var(--space-9) var(--space-4);
  text-align: center;
}

@media (max-width: 480px) {
  .hero-banner {
    padding: var(--space-6) var(--space-3);
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .hero-banner {
    padding: var(--space-8) var(--space-4);
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .hero-banner {
    padding: var(--space-8) var(--space-5);
  }
}

@media (min-width: 1025px) {
  .hero-banner {
    padding: var(--space-10) var(--space-6);
  }
}

.hero-banner-content {
  max-width: 900px;
  margin: 0 auto;
  z-index: 2;
  position: relative;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  
  background-color: var(--color-secondary-slate-lighter);
  color: var(--color-primary-navy);
  
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-5);
}

@media (max-width: 480px) {
  .hero-tag {
    font-size: 0.8rem;
    padding: var(--space-1) var(--space-3);
    margin-bottom: var(--space-3);
  }
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--color-primary-navy);
  margin-bottom: var(--space-5);
  line-height: 1.1;
}

@media (max-width: 480px) {
  .hero-title {
    margin-bottom: var(--space-3);
  }
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
  line-height: 1.8;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 480px) {
  .hero-subtitle {
    font-size: 1rem;
    margin-bottom: var(--space-4);
  }
}

@media (min-width: 769px) {
  .hero-subtitle {
    font-size: 1.25rem;
  }
}

.hero-image {
  position: relative;
  margin-top: var(--space-6);
}

@media (max-width: 480px) {
  .hero-image {
    margin-top: var(--space-4);
  }
}

@media (min-width: 1025px) {
  .hero-image {
    margin-top: var(--space-8);
  }
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

/* ========================================
   PROJECT/ITEM CARDS
   ======================================== */

.project-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border: 1px solid var(--color-medium-gray);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  height: 100%;
}

.project-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

@media (max-width: 480px) {
  .project-card:hover {
    transform: translateY(-2px);
  }
}

.project-card-header {
  background: linear-gradient(135deg, var(--color-secondary-slate-lighter) 0%, var(--color-secondary-slate-light) 100%);
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Mobile: altura reduzida */
@media (max-width: 480px) {
  .project-card-header {
    height: 120px;
  }
}

/* Tablet: altura média */
@media (min-width: 481px) and (max-width: 768px) {
  .project-card-header {
    height: 150px;
  }
}

/* Desktop: altura padrão */
@media (min-width: 1025px) {
  .project-card-header {
    height: 200px;
  }
}

.project-card-header img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-card-body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Mobile: padding reduzido */
@media (max-width: 480px) {
  .project-card-body {
    padding: var(--space-4);
  }
}

/* Tablet: padding médio */
@media (min-width: 481px) and (max-width: 1024px) {
  .project-card-body {
    padding: var(--space-5);
  }
}

.project-card-title {
  font-size: 1.25rem;
  color: var(--color-primary-navy);
  margin-bottom: var(--space-3);
  font-weight: 600;
}

@media (max-width: 480px) {
  .project-card-title {
    font-size: 1.1rem;
  }
}

@media (min-width: 1025px) {
  .project-card-title {
    font-size: 1.35rem;
  }
}

.project-card-desc {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
  flex: 1;
  line-height: 1.7;
  font-size: 0.95rem;
}

@media (max-width: 480px) {
  .project-card-desc {
    font-size: 0.9rem;
    line-height: 1.6;
  }
}

.project-card-meta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-medium-gray);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ========================================
   TEAM MEMBERS
   ======================================== */

.team-member {
  text-align: center;
}

.team-member-image {
  width: 100%;
  aspect-ratio: 1;
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

@media (max-width: 480px) {
  .team-member-image {
    margin-bottom: var(--space-3);
  }
}

.team-member-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-member-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  margin-bottom: var(--space-1);
}

@media (max-width: 480px) {
  .team-member-name {
    font-size: 1rem;
  }
}

@media (min-width: 1025px) {
  .team-member-name {
    font-size: 1.2rem;
  }
}

.team-member-title {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

@media (max-width: 480px) {
  .team-member-title {
    font-size: 0.8rem;
  }
}

.team-member-institution {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

@media (max-width: 480px) {
  .team-member-institution {
    font-size: 0.7rem;
  }
}

/* ========================================
   CONTENT SECTIONS
   ======================================== */

.content-section {
  margin-bottom: var(--space-9);
}

@media (max-width: 480px) {
  .content-section {
    margin-bottom: var(--space-6);
  }
}

@media (min-width: 1025px) {
  .content-section {
    margin-bottom: var(--space-10);
  }
}

.content-section-title {
  color: var(--color-primary-navy);
  margin-bottom: var(--space-5);
  position: relative;
  padding-bottom: var(--space-3);
  font-size: 1.75rem;
}

@media (max-width: 480px) {
  .content-section-title {
    font-size: 1.4rem;
    margin-bottom: var(--space-3);
  }
}

@media (min-width: 1025px) {
  .content-section-title {
    font-size: 2rem;
  }
}

.content-section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background-color: var(--color-primary-green);
  border-radius: var(--radius-pill);
}

.content-text {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-5);
  font-size: 1.05rem;
}

@media (max-width: 480px) {
  .content-text {
    font-size: 0.95rem;
    line-height: 1.7;
  }
}

/* ========================================
   BREADCRUMBS NAVIGATION
   ======================================== */

.breadcrumbs {
  padding: var(--space-4) 0;
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-medium-gray);
}

@media (max-width: 480px) {
  .breadcrumbs {
    padding: var(--space-3) 0;
    margin-bottom: var(--space-4);
  }
}

.breadcrumbs-list {
  list-style: none;
  display: flex;
  gap: var(--space-3);
  align-items: center;
  font-size: 0.875rem;
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .breadcrumbs-list {
    font-size: 0.8rem;
    gap: var(--space-2);
  }
}

.breadcrumbs-list a {
  color: var(--color-primary-green);
  text-decoration: none;
}

.breadcrumbs-list a:hover {
  text-decoration: underline;
}

.breadcrumbs-separator {
  color: var(--color-medium-gray);
}

.breadcrumbs-current {
  color: var(--color-text-secondary);
}

/* ========================================
   PAGINATION
   ======================================== */

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .pagination {
    gap: var(--space-1);
    margin-top: var(--space-6);
  }
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  
  width: 40px;
  height: 40px;
  
  border: 1px solid var(--color-medium-gray);
  border-radius: var(--radius-md);
  
  color: var(--color-primary-green);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  
  transition: all var(--transition-fast);
}

@media (max-width: 480px) {
  .pagination a,
  .pagination span {
    width: 36px;
    height: 36px;
    font-size: 0.9rem;
  }
}

.pagination a:hover {
  background-color: var(--color-primary-green);
  color: var(--color-white);
  border-color: var(--color-primary-green);
}

.pagination .active,
.pagination .current {
  background-color: var(--color-primary-green);
  color: var(--color-white);
  border-color: var(--color-primary-green);
  cursor: default;
}

.pagination .disabled {
  opacity: 0.5;
  cursor: not-allowed;
}