/* ============================================
   IAM Local 2909 — Stylesheet
   Brand Guidelines: IAM 2025 Rev 05/07/25
   ============================================ */

/* --- CSS Custom Properties --- */
:root {
  --union-blue: #0F4C8B;
  --union-red: #D52029;
  --dark-blue: #102042;
  --dark-red: #991F1F;
  --mid-blue: #006CAF;
  --sky-blue: #4FA9DF;
  --light-blue: #E5F4FB;
  --gray: #E6DFE0;
  --teal: #269993;
  --white: #FFFFFF;
  --off-white: #F8F9FA;
  --text-dark: #1A1A1A;
  --text-medium: #444444;
  --text-light: #666666;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
  --radius: 4px;
  --max-width: 1200px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Roboto', Arial, Helvetica, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--union-blue);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover, a:focus {
  color: var(--union-red);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Archivo', Arial, Helvetica, sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.2;
  color: var(--union-blue);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.75rem; margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.1rem; }

p {
  margin-bottom: 1rem;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 4rem 0;
}

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

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  position: relative;
  display: inline-block;
  padding-bottom: 0.75rem;
}

.section-header h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--union-red);
  border-radius: 2px;
}

/* --- Skip Link (Accessibility) --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--union-blue);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  z-index: 10000;
  font-weight: 700;
}

.skip-link:focus {
  top: 0;
  color: var(--white);
}

/* --- Navigation --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--dark-blue);
  box-shadow: var(--shadow);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0;
  padding-bottom: 0;
  min-height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-logo img {
  height: 40px;
  width: auto;
}

.nav-logo span {
  font-family: 'Archivo', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--white);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
}

.nav-links a {
  display: block;
  padding: 0.5rem 1rem;
  color: var(--white);
  font-family: 'Archivo', sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.03em;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}

.nav-links a:hover,
.nav-links a:focus {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.nav-links a.active {
  background: var(--union-red);
  color: var(--white);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition);
}

/* --- Hero --- */
.hero {
  background: linear-gradient(135deg, var(--union-blue) 0%, var(--dark-blue) 100%);
  color: var(--white);
  padding: 6rem 0 5rem;
  text-align: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50px;
  left: -50px;
  right: -50px;
  bottom: -50px;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 40px,
    rgba(255, 255, 255, 0.03) 40px,
    rgba(255, 255, 255, 0.03) 80px
  );
  pointer-events: none;
  z-index: -1;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-logo {
  max-width: 700px;
  width: 100%;
  height: auto;
  margin: 0 auto 2rem;
  display: block;
}

.hero h1 {
  color: var(--white);
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.hero .tagline {
  font-size: 1.25rem;
  font-weight: 300;
  opacity: 0.9;
  margin-bottom: 2rem;
  font-family: 'Roboto Condensed', Arial, sans-serif;
  letter-spacing: 0.02em;
}

.hero .cta-btn {
  display: inline-block;
  background: var(--union-red);
  color: var(--white);
  padding: 0.875rem 2rem;
  font-family: 'Archivo', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.95rem;
  border-radius: var(--radius);
  transition: background var(--transition), transform var(--transition);
  letter-spacing: 0.03em;
}

.hero .cta-btn:hover,
.hero .cta-btn:focus {
  background: var(--dark-red);
  color: var(--white);
  transform: translateY(-2px);
}

/* --- About --- */
.about-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.about-content p {
  font-size: 1.1rem;
  color: var(--text-medium);
}

/* --- Blog / News --- */
.blog-grid {
  display: grid;
  gap: 1.5rem;
}

.blog-card {
  background: var(--white);
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: box-shadow var(--transition);
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
}

.blog-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.blog-card h3 a {
  color: var(--union-blue);
}

.blog-card h3 a:hover {
  color: var(--union-red);
}

.blog-meta {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-bottom: 0.75rem;
  font-family: 'Roboto Condensed', Arial, sans-serif;
}

.blog-excerpt {
  color: var(--text-medium);
  line-height: 1.5;
}

.blog-excerpt .read-more {
  display: inline-block;
  margin-top: 0.5rem;
  font-weight: 600;
  font-size: 0.9rem;
}

.blog-empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-light);
  font-style: italic;
}

/* --- Calendar --- */
#calendar {
  max-width: 100%;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius);
  padding: 1rem;
}

.fc .fc-toolbar-title {
  font-family: 'Archivo', sans-serif !important;
  text-transform: uppercase !important;
  color: var(--union-blue) !important;
}

.fc .fc-button-primary {
  background-color: var(--union-blue) !important;
  border-color: var(--union-blue) !important;
  font-family: 'Archivo', sans-serif !important;
  text-transform: uppercase !important;
  font-size: 0.8rem !important;
}

.fc .fc-button-primary:hover {
  background-color: var(--dark-blue) !important;
  border-color: var(--dark-blue) !important;
}

.fc .fc-button-primary:not(:disabled).fc-button-active,
.fc .fc-button-primary:not(:disabled):active {
  background-color: var(--union-red) !important;
  border-color: var(--union-red) !important;
}

.fc .fc-daygrid-event {
  background-color: var(--union-red);
  border-color: var(--dark-red);
}

.fc .fc-col-header-cell {
  font-family: 'Archivo', sans-serif;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--union-blue);
}

.fc .fc-day-today {
  background-color: var(--light-blue) !important;
}

.calendar-empty {
  text-align: center;
  padding: 2rem;
  color: var(--text-light);
  font-style: italic;
}

.calendar-admin-link {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.85rem;
}

/* --- Contact --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.contact-card {
  text-align: center;
  padding: 2rem;
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray);
}

.contact-card .icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.contact-card h4 {
  color: var(--union-blue);
  margin-bottom: 0.5rem;
}

.contact-card p {
  color: var(--text-medium);
  margin-bottom: 0;
}

/* --- Footer --- */
.footer {
  background: var(--dark-blue);
  color: var(--white);
  padding: 3rem 0 1.5rem;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.footer-logo img {
  height: 50px;
  width: auto;
  filter: brightness(0) invert(1);
}

.footer-text p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1.5rem;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 0;
}

/* --- Admin Page --- */
.admin-wrapper {
  max-width: 600px;
  margin: 2rem auto;
  padding: 2rem;
  background: var(--off-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.admin-wrapper h2 {
  text-align: center;
  margin-bottom: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-family: 'Archivo', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--union-blue);
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  font-family: 'Roboto', sans-serif;
  font-size: 1rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--union-blue);
  box-shadow: 0 0 0 3px rgba(15, 76, 139, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 80px;
}

.btn-primary {
  display: inline-block;
  background: var(--union-red);
  color: var(--white);
  padding: 0.75rem 2rem;
  font-family: 'Archivo', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.9rem;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition);
  letter-spacing: 0.02em;
}

.btn-primary:hover,
.btn-primary:focus {
  background: var(--dark-red);
}

.form-error {
  color: var(--union-red);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  text-align: center;
}

.form-success {
  color: var(--teal);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 1rem;
  text-align: center;
}

/* --- Blog Post Page --- */
.blog-post-header {
  background: linear-gradient(135deg, var(--union-blue) 0%, var(--dark-blue) 100%);
  color: var(--white);
  padding: 3rem 0 2rem;
  text-align: center;
}

.blog-post-header h1 {
  color: var(--white);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.blog-post-header .blog-meta {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
}

.blog-post-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  line-height: 1.8;
  font-size: 1.05rem;
}

.blog-post-body p {
  margin-bottom: 1.25rem;
}

.back-link {
  display: inline-block;
  margin-bottom: 2rem;
  font-family: 'Archivo', sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
}

/* --- Union Links --- */
.links-category {
  margin-bottom: 2.5rem;
}

.links-category:last-child {
  margin-bottom: 0;
}

.links-category-title {
  font-size: 1rem;
  color: var(--union-blue);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--gray);
  padding-bottom: 0.5rem;
  margin-bottom: 1.25rem;
}

.links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.link-card {
  display: flex;
  flex-direction: column;
  padding: 1.25rem;
  background: var(--white);
  border: 1px solid var(--gray);
  border-radius: var(--radius);
  text-decoration: none;
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

.link-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--union-blue);
  transform: translateY(-2px);
  color: var(--union-blue);
}

.link-card:focus {
  outline: 2px solid var(--union-blue);
  outline-offset: 2px;
}

.link-card-label {
  font-family: 'Archivo', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--union-blue);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 0.35rem;
}

.link-card-url {
  font-family: 'Roboto Condensed', Arial, sans-serif;
  font-size: 0.8rem;
  color: var(--text-light);
}

.link-card:hover .link-card-label {
  color: var(--union-red);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  html { font-size: 15px; }

  .nav-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--dark-blue);
    flex-direction: column;
    padding: 1rem;
    box-shadow: var(--shadow-lg);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-links a {
    padding: 0.75rem 1rem;
    width: 100%;
  }

  .hero { padding: 3rem 0 2.5rem; }
  .hero h1 { font-size: 1.75rem; }
  .hero .tagline { font-size: 1.05rem; }
  .hero-logo { max-width: 100%; }

  section { padding: 3rem 0; }

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

  .links-grid {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.5rem; }
  .container { padding: 0 1rem; }
  h2 { font-size: 1.4rem; }
}