/* ============================================
   Neurobarra Modern — 2026 Redesign
   ============================================ */

/* --- Google Fonts loaded in HTML <head> --- */

/* --- CSS Custom Properties --- */
:root {
  --color-primary: #1B4965;
  --color-primary-light: #2A6F97;
  --color-secondary: #CAE9FF;
  --color-accent: #5FA8D3;
  --color-accent-warm: #C4923B;
  --color-accent-warm-light: #E8D5B0;
  --color-success: #48BB78;
  --color-bg: #F8F9FA;
  --color-white: #FFFFFF;
  --color-text: #2D3436;
  --color-text-light: #636E72;
  --color-border: #DFE6E9;
  --color-footer-bg: #1B4965;

  --font-body: 'Inter', sans-serif;
  --font-heading: 'Playfair Display', serif;

  --max-width: 1100px;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --transition: 0.25s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--color-primary);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  line-height: 1.3;
}
h1 { font-size: 2.4rem; margin-bottom: 0.5em; }
h2 { font-size: 1.8rem; margin-bottom: 0.5em; }
h3 { font-size: 1.35rem; margin-bottom: 0.4em; }
h4 { font-size: 1.1rem; margin-bottom: 0.3em; }

p {
  margin-bottom: 1em;
}

/* --- Skip Link (Accessibility) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  z-index: 200;
  font-weight: 600;
  font-size: 0.95rem;
}
.skip-link:focus {
  top: 12px;
  color: var(--color-white);
}

/* --- Focus Indicators (Accessibility) --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
[tabindex]:focus-visible {
  outline: 3px solid var(--color-accent-warm);
  outline-offset: 2px;
  border-radius: 4px;
}

/* --- Utility --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 60px 0;
}

.section--alt {
  background-color: var(--color-white);
}

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

/* --- Header / Navigation --- */
.site-header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 12px 24px;
}

.site-logo {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
}
.site-logo span {
  display: block;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--color-text-light);
  font-family: var(--font-body);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-primary);
}

.main-nav ul {
  display: flex;
  gap: 4px;
}

.main-nav a {
  display: block;
  padding: 8px 16px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition), color var(--transition);
}
.main-nav a:hover,
.main-nav a.active {
  background-color: var(--color-secondary);
  color: var(--color-primary);
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
}
.header-phone svg {
  width: 18px;
  height: 18px;
}

/* --- Hero Section --- */
.hero {
  background: linear-gradient(135deg, rgba(27,73,101,0.88) 0%, rgba(42,111,151,0.82) 100%),
              url('../images/Barra_Space_Center_1155.JPG') center/cover no-repeat;
  color: var(--color-white);
  padding: 80px 0;
  text-align: center;
}

.hero h1 {
  color: var(--color-white);
  font-size: 2.8rem;
  margin-bottom: 0.3em;
}

.hero p {
  font-size: 1.2rem;
  opacity: 0.9;
  max-width: 650px;
  margin: 0 auto 1.5em;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-success);
  color: var(--color-white);
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 1.05rem;
  font-weight: 600;
  transition: background-color var(--transition), transform var(--transition);
}
.hero-cta:hover {
  background-color: #38a169;
  color: var(--color-white);
  transform: translateY(-1px);
}
.hero-cta svg {
  width: 22px;
  height: 22px;
}

/* --- Services Cards --- */
.services-highlight {
  background: linear-gradient(135deg, var(--color-accent-warm-light) 0%, #f5eed9 100%);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  margin-top: 40px;
}

.services-highlight h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.services-highlight p {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.7;
}

.services-list {
  list-style: disc;
  display: inline-block;
  text-align: left;
  margin-top: 12px;
  padding-left: 1.5em;
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.9;
}

/* --- Location Section --- */
.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
  margin-top: 32px;
}

.location-info h3 {
  margin-bottom: 16px;
}

.location-info address {
  font-style: normal;
  line-height: 1.8;
  margin-bottom: 20px;
  color: var(--color-text-light);
}

.location-info .phone-list {
  margin-bottom: 16px;
}
.location-info .phone-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}
.location-info .phone-list a:hover {
  color: var(--color-accent);
}
.location-info .phone-list svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.transport-info {
  margin-top: 24px;
  padding: 16px 20px;
  background-color: var(--color-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}
.transport-info h4 {
  font-family: var(--font-body);
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.map-wrapper {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.map-wrapper iframe {
  width: 100%;
  height: 380px;
  border: none;
  display: block;
}

.map-wrapper--full iframe {
  height: 100%;
  min-height: 450px;
}

/* --- Facilities Gallery (homepage) --- */
.facilities-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.facilities-gallery img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.facilities-gallery img:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
}

.facilities-gallery img.building-full {
  object-fit: contain;
  background-color: #e8eef2;
}

/* --- VPPB Info Callout (homepage) --- */
.info-callout {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  margin-top: 40px;
}

.info-callout h2 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.info-callout p {
  max-width: 600px;
  margin: 0 auto 20px;
  color: var(--color-text-light);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 28px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}
.btn--primary:hover {
  background-color: var(--color-primary-light);
  color: var(--color-white);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* --- Staff Profile Page --- */
.profile-section {
  padding: 48px 0;
  border-bottom: 1px solid var(--color-border);
}
.profile-section:last-of-type,
.profile-section--last {
  border-bottom: none;
}

.profile-layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.profile-photo {
  width: 260px;
  flex-shrink: 0;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.profile-photo img {
  width: 100%;
  height: auto;
}

.profile-body {
  flex: 1;
}

.profile-body h2 {
  margin-bottom: 4px;
}

.profile-links {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.profile-links a {
  font-size: 0.9rem;
  font-weight: 600;
  padding: 6px 16px;
  background-color: var(--color-secondary);
  border-radius: 50px;
  color: var(--color-primary);
}
.profile-links a:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.profile-body p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.credentials-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.credential-badge {
  display: inline-block;
  padding: 4px 12px;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-light);
}

/* --- Publications Page --- */
.publications-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.publications-header h1 {
  margin-bottom: 0;
}

.pub-count {
  font-size: 0.95rem;
  color: var(--color-text-light);
  background-color: var(--color-secondary);
  padding: 6px 16px;
  border-radius: 50px;
}

.search-box {
  width: 100%;
  max-width: 400px;
  margin-bottom: 24px;
}
.search-box input {
  width: 100%;
  padding: 12px 16px 12px 44px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font-body);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%23636E72' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 14px center;
  transition: border-color var(--transition);
}
.search-box input:focus {
  outline: none;
  border-color: var(--color-accent-warm);
}

.pub-table-wrapper {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow-x: auto;
}

.pub-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.pub-table thead {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.pub-table thead th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  cursor: pointer;
  white-space: nowrap;
  user-select: none;
}

.pub-table thead th:hover {
  background-color: var(--color-primary-light);
}

.pub-table tbody tr {
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition);
}

.pub-table tbody tr:nth-child(even) {
  background-color: #f8fbfe;
}

.pub-table tbody tr:hover {
  background-color: var(--color-secondary);
}

.pub-table tbody td {
  padding: 12px 16px;
  vertical-align: top;
}

.pub-table tbody td:first-child a {
  font-weight: 500;
  color: var(--color-primary);
}
.pub-table tbody td:first-child a:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.pub-table tbody td:last-child {
  white-space: nowrap;
  font-weight: 600;
  color: var(--color-text-light);
}

/* tablesorter overrides */
.pub-table thead th.headerSortUp::after,
.pub-table thead th.headerSortDown::after {
  margin-left: 6px;
  font-size: 0.75rem;
}
.pub-table thead th.headerSortUp::after { content: ' \25B2'; }
.pub-table thead th.headerSortDown::after { content: ' \25BC'; }

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-top: 32px;
}

.contact-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}

.contact-card h2 {
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}
.contact-item svg {
  width: 24px;
  height: 24px;
  stroke: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-item .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: 2px;
}
.contact-item .value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
}
.contact-item a.value {
  color: var(--color-primary);
}

/* --- Info / Article Page --- */
.article-content {
  max-width: 780px;
  margin: 0 auto;
  padding: 48px 0;
}

.article-content h1 {
  text-align: center;
  margin-bottom: 32px;
}

.article-content p {
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 1.5em;
}

.article-content strong, .article-content b {
  color: var(--color-primary);
}

.article-img {
  display: block;
  max-width: 360px;
  margin: 32px auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.article-content .author-note {
  margin-top: 40px;
  padding: 20px 24px;
  background-color: var(--color-secondary);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-style: italic;
  color: var(--color-text-light);
}

/* --- Utility: Inline style replacements --- */
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mt-40 { margin-top: 40px; }
.mt-48 { margin-top: 48px; }
.pt-0 { padding-top: 0; }
.text-constrained {
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 32px;
  color: var(--color-text-light);
}

.address-value {
  font-size: 0.95rem;
}

.cta-wrapper {
  text-align: center;
  margin-top: 40px;
}

/* --- Continuing Education Page --- */
.edu-list {
  margin-top: 24px;
}

.edu-list li {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-light);
}
.edu-list li:last-child {
  border-bottom: none;
}

.edu-list li strong {
  color: var(--color-text);
}

/* --- Page Header Banner --- */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding: 48px 0;
  text-align: center;
  border-top: 4px solid var(--color-accent-warm);
}
.page-header h1 {
  color: var(--color-white);
  margin-bottom: 8px;
}
.page-header p {
  opacity: 0.85;
  font-size: 1.1rem;
  margin-bottom: 0;
}

/* --- Footer --- */
.site-footer {
  background-color: var(--color-footer-bg);
  color: rgba(255,255,255,0.85);
  padding: 48px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

.footer-brand h3 {
  color: var(--color-white);
  font-size: 1.2rem;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 0.9rem;
  opacity: 0.75;
  line-height: 1.6;
}

.site-footer h4 {
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 16px;
}

.footer-links li {
  margin-bottom: 8px;
}
.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
}
.footer-links a:hover {
  color: var(--color-white);
}

.footer-contact p,
.footer-contact a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 6px;
  display: block;
}
.footer-contact a:hover {
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 20px;
  font-size: 0.8rem;
  opacity: 0.6;
  text-align: center;
}

.footer-credentials {
  margin-top: 6px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .hero { padding: 48px 0; }
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }

  .section { padding: 40px 0; }

  .nav-toggle { display: block; }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
    padding: 16px 24px;
    z-index: 99;
  }
  .main-nav.open { display: block; }
  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }
  .main-nav a {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
  }

  .header-phone { display: none; }

  .site-header .container {
    position: relative;
  }

  .location-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .profile-layout {
    flex-direction: column;
  }
  .profile-photo {
    width: 100%;
    max-width: 300px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }

  .info-callout { padding: 24px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }

  .services-highlight { padding: 24px; }

  .hero h1 { font-size: 1.6rem; }

  .pub-table { font-size: 0.82rem; }
  .pub-table thead th,
  .pub-table tbody td { padding: 10px 12px; }

  .article-content p { font-size: 1rem; }
}

/* --- Mobile Contact Bar --- */
.mobile-contact-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-primary);
  z-index: 100;
  box-shadow: 0 -2px 12px rgba(0,0,0,0.15);
}

.mobile-contact-bar a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--color-white);
  padding: 14px;
  font-weight: 600;
  font-size: 0.95rem;
  flex: 1;
  text-align: center;
}

.mobile-contact-bar a + a {
  border-left: 1px solid rgba(255,255,255,0.2);
}

.mobile-contact-bar svg {
  width: 20px;
  height: 20px;
}

@media (max-width: 768px) {
  .mobile-contact-bar {
    display: flex;
  }
  body {
    padding-bottom: 56px;
  }
}
