/* =========================================================
   AAPG Foundation — Main Site
   aapgfoundation.org
   ========================================================= */

/* ----- Custom Properties ----- */
:root {
  --color-primary:       #4b7d9b;
  --color-primary-dark:  #3a6278;
  --color-secondary:     #a6bbcc;
  --color-bg:            #f4f4f4;
  --color-white:         #ffffff;
  --color-text:          #2d2d2d;
  --color-text-muted:    #5f6b72;
  --color-border:        #d9e3ea;

  --font-heading:        'Poppins', system-ui, sans-serif;
  --font-body:           'Inter', system-ui, sans-serif;

  --container-max:       1200px;
  --container-padding:   1.5rem;
  --section-padding:     4rem;
  --border-radius:       8px;

  --header-height:       80px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color 0.2s ease;
}

a:hover,
a:focus {
  color: var(--color-primary-dark);
}

:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
}

/* ----- Skip Link ----- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
}

/* ----- Container ----- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  width: 100%;
}

/* ----- Header & Nav ----- */
.site-header {
  background-color: var(--color-primary);
  border-bottom: 3px solid var(--color-primary-dark);
  padding-block: 0.75rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgb(0 0 0 / 0.15);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: calc(var(--header-height) - 1.5rem - 3px);
}

.logo-link {
  display: inline-flex;
  flex-shrink: 0;
  text-decoration: none;
}

.logo {
  height: 70px;
  width: auto;
}

/* Primary nav */
.site-nav {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  list-style: none;
}

.site-nav > a,
.has-dropdown > a {
  color: rgb(255 255 255 / 0.85);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  border-radius: var(--border-radius);
  transition: color 0.2s ease, background-color 0.2s ease;
  white-space: nowrap;
  display: inline-block;
}

.site-nav > a:hover,
.site-nav > a:focus,
.has-dropdown:hover > a,
.has-dropdown:focus-within > a {
  color: var(--color-white);
  background-color: rgb(255 255 255 / 0.12);
}

.site-nav > a[aria-current="page"],
.has-dropdown > a[aria-current="page"],
.has-dropdown > a.is-current {
  color: var(--color-white);
  background-color: rgb(255 255 255 / 0.18);
}

/* Dropdown indicator */
.has-dropdown > a::after {
  content: ' ▾';
  font-size: 0.65em;
  opacity: 0.75;
}

/* Dropdown container */
.has-dropdown {
  position: relative;
}

.dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-primary-dark);
  min-width: 210px;
  border-radius: 0 var(--border-radius) var(--border-radius) var(--border-radius);
  box-shadow: 0 4px 16px rgb(0 0 0 / 0.25);
  z-index: 200;
  list-style: none;
  padding: 6px 0 0.375rem;
}

.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown {
  display: block;
}

.dropdown li a {
  display: block;
  padding: 0.5rem 1rem;
  color: rgb(255 255 255 / 0.85);
  text-decoration: none;
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
  transition: background-color 0.15s ease, color 0.15s ease;
}

.dropdown li a:hover,
.dropdown li a:focus {
  color: var(--color-white);
  background-color: rgb(255 255 255 / 0.1);
}

.dropdown li a[aria-current="page"] {
  color: var(--color-white);
  background-color: rgb(255 255 255 / 0.15);
}

/* Donate button in nav */
.site-nav .btn-nav {
  background-color: var(--color-white);
  color: var(--color-primary) !important;
  font-weight: 600;
  padding: 0.4rem 1rem;
  margin-left: 0.375rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-size: 1rem;
  white-space: nowrap;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.site-nav .btn-nav:hover,
.site-nav .btn-nav:focus {
  background-color: var(--color-secondary) !important;
  color: var(--color-primary-dark) !important;
}

/* Hamburger toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-white);
  flex-shrink: 0;
}

.nav-toggle svg {
  display: block;
}

/* ----- Main ----- */
main {
  flex: 1;
}

/* ----- Buttons ----- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--border-radius);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1.2;
}

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

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

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover,
.btn-outline:focus {
  background-color: var(--color-primary);
  color: var(--color-white);
}

/* ----- Hero (Homepage) ----- */
.hero {
  position: relative;
  overflow: hidden;
  color: var(--color-white);
  padding-block: 5rem;
  text-align: center;
  background-color: var(--color-primary); /* fallback */
}

/* Slider images */
.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
}

.hero-slide.is-active {
  opacity: 1;
}

/* Dark overlay so text stays readable */
.hero-slides::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgb(0 0 0 / 0.45), rgb(0 0 0 / 0.55));
  z-index: 1;
}

/* Dot navigation */
.hero-dots {
  position: absolute;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}

.hero-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgb(255 255 255 / 0.7);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.hero-dot.is-active {
  background: var(--color-white);
  border-color: var(--color-white);
}

/* Content sits above slides */
.hero .container {
  position: relative;
  z-index: 2;
}

.hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  color: var(--color-white);
}

.hero .lead {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgb(255 255 255 / 0.85);
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero .btn-primary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.hero .btn-primary:hover,
.hero .btn-primary:focus {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-primary-dark);
}

.hero .btn-outline {
  border-color: rgb(255 255 255 / 0.6);
  color: var(--color-white);
}

.hero .btn-outline:hover,
.hero .btn-outline:focus {
  background-color: rgb(255 255 255 / 0.15);
  border-color: var(--color-white);
  color: var(--color-white);
}

/* Hero stat bar */
.hero-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgb(255 255 255 / 0.12);
  border: 1px solid rgb(255 255 255 / 0.25);
  border-radius: 999px;
  padding: 0.35rem 1rem;
  font-size: 0.9rem;
  color: rgb(255 255 255 / 0.9);
  margin-bottom: 1.75rem;
  font-weight: 500;
}

.hero-stat strong {
  color: var(--color-white);
  font-weight: 700;
}

/* ----- Page Hero (inner pages) ----- */
.page-hero {
  background-color: var(--color-primary);
  background-image:
    repeating-linear-gradient(
      170deg,
      transparent           0px,
      transparent           14px,
      rgb(255 255 255 / 0.02) 14px,
      rgb(255 255 255 / 0.02) 16px,
      transparent           16px,
      transparent           30px,
      rgb(255 255 255 / 0.035) 30px,
      rgb(255 255 255 / 0.035) 34px,
      transparent           34px,
      transparent           46px,
      rgb(255 255 255 / 0.015) 46px,
      rgb(255 255 255 / 0.015) 47px,
      transparent           47px,
      transparent           62px,
      rgb(255 255 255 / 0.03) 62px,
      rgb(255 255 255 / 0.03) 65px,
      transparent           65px,
      transparent           80px,
      rgb(255 255 255 / 0.02) 80px,
      rgb(255 255 255 / 0.02) 82px
    );
  color: var(--color-white);
  padding-block: 3rem;
}

.page-hero h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.625rem, 4vw, 2.375rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.page-hero p {
  color: rgb(255 255 255 / 0.85);
  line-height: 1.6;
  margin-top: 0.5rem;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 0.8125rem;
  color: rgb(255 255 255 / 0.65);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: rgb(255 255 255 / 0.75);
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--color-white);
}

.breadcrumb span[aria-hidden] {
  opacity: 0.5;
}

/* ----- Content Sections ----- */
.section {
  padding-block: var(--section-padding);
}

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

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section-lead {
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 2rem;
  line-height: 1.6;
  border-left: 3px solid var(--color-secondary);
  padding-left: 1rem;
}

.section p {
  margin-bottom: 1.25rem;
}

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

.section ul,
.section ol {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}

.section li {
  margin-bottom: 0.4rem;
  line-height: 1.65;
}

/* Feature cards */
.feature-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 1.75rem;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

a.feature-card:hover,
a.feature-card:focus {
  box-shadow: 0 4px 16px rgb(0 0 0 / 0.08);
  border-color: var(--color-secondary);
  color: inherit;
}

.section-alt .feature-card {
  background-color: var(--color-bg);
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
  line-height: 1.6;
}

.feature-card .card-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* Award amount badge */
.award-amount {
  display: inline-block;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--border-radius);
  margin-bottom: 0.75rem;
}

/* Section link */
.section-link {
  display: inline-block;
  margin-top: 1.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  color: var(--color-primary);
}

.section-link:hover,
.section-link:focus {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* Highlighted callout box */
.callout {
  background-color: var(--color-white);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  padding: 1.25rem 1.5rem;
  margin-block: 1.5rem;
}

.callout p {
  margin-bottom: 0;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

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

/* Step list */
.step-list {
  list-style: none;
  padding: 0;
  counter-reset: steps;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.step-list li {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  counter-increment: steps;
  margin-bottom: 0;
}

.step-list li::before {
  content: counter(steps);
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9375rem;
  margin-top: 0.2rem;
}

.step-list li div strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

/* ----- Team Grid ----- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.team-grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

.team-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 2rem 1.5rem;
  text-align: center;
}

.team-avatar {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background-color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-bottom: 1rem;
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  overflow: hidden;
}

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

.team-name {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.team-title {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* Member list (compact) */
.member-list {
  columns: 2;
  column-gap: 2rem;
  list-style: none;
  padding: 0;
  margin-top: 1rem;
}

.member-list li {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  padding-block: 0.3rem;
  border-bottom: 1px solid var(--color-border);
  break-inside: avoid;
  margin-bottom: 0;
}

/* ----- Vertical Tabs ----- */
.vtabs {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 0;
  margin-top: 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.vtabs-nav {
  border-right: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}

.vtabs-nav-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 1rem 1.25rem;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: none;
  border: none;
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
  line-height: 1.4;
  transition: background 0.15s, color 0.15s;
}

.vtabs-nav-btn:last-child {
  border-bottom: none;
}

.vtabs-nav-btn:hover {
  background: var(--color-border);
  color: var(--color-text);
}

.vtabs-nav-btn.is-active {
  background: var(--color-white);
  color: var(--color-primary);
  border-right: 3px solid var(--color-primary);
  margin-right: -1px;
}

.vtabs-panels {
  background: var(--color-white);
  padding: 2rem;
}

.vtabs-panel {
  display: none;
}

.vtabs-panel.is-active {
  display: block;
}

.vtabs-panel h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.vtabs-panel p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.vtabs-panel p:last-child {
  margin-bottom: 0;
}

@media (max-width: 768px) {
  .vtabs {
    grid-template-columns: 1fr;
  }
  .vtabs-nav {
    border-right: none;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    flex-wrap: wrap;
  }
  .vtabs-nav-btn {
    border-bottom: none;
    border-right: 1px solid var(--color-border);
    flex: 1 1 auto;
    text-align: center;
  }
  .vtabs-nav-btn.is-active {
    border-right: 1px solid var(--color-border);
    border-bottom: 3px solid var(--color-primary);
    margin-right: 0;
    margin-bottom: -1px;
  }
}

/* ----- Contact Section ----- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  align-items: start;
}

.contact-info h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.contact-info address {
  font-style: normal;
  line-height: 1.9;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
}

.contact-info address a {
  color: var(--color-primary);
}

.contact-form {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  padding: 2.5rem;
  box-shadow: 0 2px 16px rgb(0 0 0 / 0.07);
}

.contact-form h2 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.65rem 0.875rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgb(75 125 155 / 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}


/* ----- Text + Image Layout ----- */
.text-image-layout {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 3rem;
  align-items: start;
}

.text-image-layout.equal {
  grid-template-columns: 1fr 1fr;
}

.section-image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 16px rgb(0 0 0 / 0.1);
}

@media (max-width: 768px) {
  .text-image-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* ----- Events + Form Layout ----- */
.events-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: start;
  margin-top: 2rem;
}

@media (max-width: 900px) {
  .events-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.event-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.event-item {
  display: grid;
  grid-template-columns: 90px 1fr auto;
  gap: 0 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
  align-items: center;
}

.event-item:first-child {
  border-top: 1px solid var(--color-border);
}

.event-date {
  text-align: center;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--border-radius);
  padding: 0.5rem 0.25rem;
  font-family: var(--font-heading);
  line-height: 1.2;
}

.event-date-month {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.event-date-day {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
}

.event-info-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.event-info-meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 0.25rem;
}

.event-info-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ----- News + Form Layout ----- */
.news-form-layout {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 3rem;
  align-items: start;
}

.news-list {
  list-style: none;
  padding: 0;
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.news-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding-block: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.news-item:first-child {
  padding-top: 0;
}

.news-text {
  flex: 1;
  min-width: 0;
}

.news-date {
  display: block;
  font-size: 0.775rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 0.3rem;
}

.news-title {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.9875rem;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  line-height: 1.35;
  margin-bottom: 0.4rem;
}

.news-title:hover,
.news-title:focus {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.news-text p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 0;
}

.news-thumb {
  flex-shrink: 0;
  width: 110px;
  height: 74px;
  object-fit: cover;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
}

.form-col iframe {
  display: block;
  width: 100%;
}

@media (max-width: 900px) {
  .news-form-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .news-thumb {
    width: 90px;
    height: 60px;
  }
}

/* ----- Sponsor Carousel ----- */
.sponsor-strip {
  background-color: var(--color-white);
  padding-block: 2.5rem;
  border-top: 1px solid var(--color-border);
}

.sponsor-strip .section-title {
  text-align: center;
  margin-bottom: 1.75rem;
}

.sponsor-track-wrapper {
  overflow: hidden;
  position: relative;
}

/* fade edges */
.sponsor-track-wrapper::before,
.sponsor-track-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}

.sponsor-track-wrapper::before {
  left: 0;
  background: linear-gradient(to right, var(--color-white), transparent);
}

.sponsor-track-wrapper::after {
  right: 0;
  background: linear-gradient(to left, var(--color-white), transparent);
}

.sponsor-track {
  display: flex;
  gap: 2rem;
  width: max-content;
  animation: sponsor-scroll 40s linear infinite;
}

.sponsor-track:hover {
  animation-play-state: paused;
}

@keyframes sponsor-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.sponsor-logo {
  flex-shrink: 0;
  width: 160px;
  height: 108px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 0.75rem;
}

.sponsor-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.sponsor-logo img:hover {
  filter: grayscale(0%);
  opacity: 1;
}

/* ----- Page Sidebar Nav ----- */
.page-sidebar-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2rem;
  align-items: start;
}

.page-sidenav {
  list-style: none;
  padding: 0 !important;
  margin: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.page-sidenav li {
  border-bottom: 1px solid var(--color-border);
}

.page-sidenav li:last-child {
  border-bottom: none;
}

.page-sidenav a {
  display: block;
  padding: 0.65rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s;
}

.page-sidenav a:hover,
.page-sidenav a:focus {
  background-color: var(--color-bg);
}

.page-sidenav a.is-active {
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
}

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

/* ----- Jump Links ----- */
.jump-links {
  background-color: var(--color-primary);
  padding: 1rem 0;
}

.jump-links .container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.jump-links a {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-white);
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 2rem;
  transition: background-color 0.15s, border-color 0.15s;
  white-space: nowrap;
}

.jump-links a:hover,
.jump-links a:focus {
  background-color: rgba(255, 255, 255, 0.2);
  border-color: var(--color-white);
}

/* ----- Schedule Accordion ----- */
.schedule-accordion {
  border-top: 1px solid var(--color-border);
}

.schedule-accordion details {
  border-bottom: 1px solid var(--color-border);
}

.schedule-accordion summary {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0.25rem;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  user-select: none;
}

.schedule-accordion summary::-webkit-details-marker {
  display: none;
}

.schedule-accordion summary::after {
  content: '+';
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-left: 1rem;
}

.schedule-accordion details[open] summary::after {
  content: '−';
}

.schedule-accordion summary:hover {
  color: var(--color-primary-dark);
}

.schedule-accordion .schedule-body {
  padding: 1rem 1.25rem 1.5rem;
  background-color: var(--color-white);
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}

.schedule-table th {
  padding: 0.6rem 0.75rem;
  text-align: left;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.02em;
}

.schedule-table td {
  padding: 0.55rem 0.75rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--color-border);
}

.schedule-table tbody tr:nth-child(even) td {
  background-color: #f0f5f8;
}

.schedule-table tbody tr:hover td {
  background-color: #e4eef4;
}

.schedule-table tr:last-child td {
  border-bottom: none;
}

/* ----- Testimonials ----- */
.testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .testimonials {
    grid-template-columns: 1fr;
  }
}

.testimonial blockquote {
  margin: 0;
  padding: 1.5rem;
  background: var(--color-white);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 6px 6px 0;
  font-style: italic;
  color: var(--color-text);
  line-height: 1.7;
  height: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial blockquote cite {
  display: block;
  margin-top: 1rem;
  font-style: normal;
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9375rem;
}

/* ----- Article Card Grid ----- */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .article-grid {
    grid-template-columns: 1fr;
  }
}

.article-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s;
}

.article-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.10);
}

.article-card img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
}

.article-card-body {
  padding: 1rem 1.1rem 1.25rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-card-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.article-card-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 0.5rem;
  flex: 1;
}

.article-card-title a {
  color: inherit;
  text-decoration: none;
}

.article-card-title a:hover {
  color: var(--color-primary);
}

.article-card-date {
  font-size: 0.8125rem;
  color: var(--color-text-muted, #666);
}

/* ----- Floating Register Button ----- */
.floating-register {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 200;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  padding: 0.75rem 1.5rem;
  border-radius: 2rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transform: translateY(1rem);
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s, background-color 0.15s;
}

.floating-register.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-register:hover,
.floating-register:focus {
  background-color: var(--color-primary-dark);
  color: var(--color-white);
}

/* ----- CTA Banner ----- */
.cta-banner {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding-block: 3.5rem;
  text-align: center;
}

.cta-banner h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.cta-banner p {
  color: rgb(255 255 255 / 0.85);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 1.75rem;
  line-height: 1.6;
}

.cta-banner .btn-primary {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.cta-banner .btn-primary:hover,
.cta-banner .btn-primary:focus {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-primary-dark);
}

.cta-banner .btn-outline {
  border-color: rgb(255 255 255 / 0.6);
  color: var(--color-white);
  margin-left: 0.75rem;
}

.cta-banner .btn-outline:hover,
.cta-banner .btn-outline:focus {
  background-color: rgb(255 255 255 / 0.15);
  border-color: var(--color-white);
}

/* ----- Footer ----- */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding-block: 2.5rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  text-align: center;
}

.footer-org a {
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.075rem;
  text-decoration: none;
}

.footer-org a:hover,
.footer-org a:focus {
  color: var(--color-secondary);
}

.footer-legal {
  font-size: 0.875rem;
  color: rgb(255 255 255 / 0.8);
  max-width: 580px;
  line-height: 1.6;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-nav a {
  color: rgb(255 255 255 / 0.75);
  font-size: 0.875rem;
}

.footer-nav a:hover,
.footer-nav a:focus {
  color: var(--color-white);
}

.footer-nav a[aria-current="page"] {
  color: var(--color-white);
  text-decoration-thickness: 2px;
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 0.25rem;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: rgb(255 255 255 / 0.15);
  color: var(--color-white);
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.footer-social a:hover,
.footer-social a:focus {
  background-color: rgb(255 255 255 / 0.3);
}

.footer-social svg {
  fill: currentColor;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgb(255 255 255 / 0.55);
}

/* ----- Responsive ----- */
@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 2.5rem;
  }

  /* Mobile nav */
  .nav-toggle {
    display: flex;
    align-items: center;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-primary-dark);
    flex-direction: column;
    align-items: stretch;
    padding: 0.5rem 1rem 1rem;
    gap: 0;
    box-shadow: 0 4px 12px rgb(0 0 0 / 0.2);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav > a,
  .has-dropdown > a {
    padding: 0.6rem 0.75rem;
    display: block;
  }

  /* Dropdown: always visible inline on mobile */
  .dropdown {
    display: block;
    position: static;
    background-color: transparent;
    box-shadow: none;
    border-radius: 0;
    padding: 0 0 0.25rem 0.75rem;
    min-width: 0;
  }

  .dropdown li a {
    font-size: 0.8125rem;
    color: rgb(255 255 255 / 0.7);
    padding: 0.4rem 0.75rem;
  }

  .has-dropdown > a::after {
    display: none;
  }

  .site-nav .btn-nav {
    text-align: center;
    margin-left: 0;
    margin-top: 0.375rem;
    display: block;
    padding: 0.6rem 0.75rem;
  }
}

@media (max-width: 480px) {
  .feature-cards {
    grid-template-columns: 1fr;
  }
  .team-grid--3col {
    grid-template-columns: 1fr;
  }

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

  .member-list {
    columns: 1;
  }

  .contact-form {
    padding: 1.5rem;
  }

  .footer-nav {
    flex-direction: column;
    gap: 0.5rem;
  }
}

/* ----- Print ----- */
@media print {
  .site-header {
    position: static;
    box-shadow: none;
  }

  .site-footer {
    background-color: transparent;
    color: var(--color-text);
  }
}

/* Base disabled look (Bootstrap-like) */
a.disabled,
a.btn.disabled {
  pointer-events: none;      /* prevents mouse clicks */
  opacity: 0.65;             /* faded look */
  cursor: not-allowed;       /* visual cue */
  box-shadow: none;          /* removes button effects */
}

/* Optional: prevent hover/active styles */
a.btn.disabled:hover,
a.btn.disabled:focus,
a.btn.disabled:active {
  color: inherit;
  text-decoration: none;
  background-color: inherit;
  border-color: inherit;
}

/* Optional: extra safety if JS is involved */
a[aria-disabled="true"] {
  pointer-events: none;
}