/* EMO 2027 Conference Website Styles
   University of Exeter Green Color Palette
   ========================================= */

/* CSS Custom Properties (Variables) */
:root {
  /* Exeter Green Palette */
  --color-primary: #003c3c;
  --color-primary-light: #005a5a;
  --color-primary-dark: #002828;
  --color-accent: #00a896;
  --color-accent-light: #00c4b0;

  /* Background Colors */
  --color-bg: #ffffff;
  --color-bg-alt: #f5f7f7;
  --color-bg-dark: #1a1a2e;

  /* Text Colors */
  --color-text: #1c1b4b;
  --color-text-muted: #666666;
  --color-text-light: #ffffff;

  /* Functional Colors */
  --color-border: #e0e0e0;
  --color-shadow: rgba(0, 60, 60, 0.1);
  --color-overlay: rgba(0, 0, 0, 0.5);

  /* Social Event Color */
  --color-social: #e07a5f;

  /* Typography */
  --font-family: Verdana, Arial, sans-serif;
  --font-family-heading: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Font Sizes (fluid typography) */
  --font-size-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --font-size-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --font-size-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
  --font-size-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
  --font-size-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --font-size-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --font-size-3xl: clamp(1.875rem, 1.5rem + 1.5vw, 2.5rem);
  --font-size-4xl: clamp(2.25rem, 1.8rem + 2vw, 3rem);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Layout */
  --max-width: 1200px;
  --header-height: 80px;
  --nav-height: 60px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 350ms ease;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --color-bg: #1a1a2e;
  --color-bg-alt: #252542;
  --color-text: #e8e8e8;
  --color-text-muted: #a0a0a0;
  --color-border: #3a3a5c;
  --color-shadow: rgba(0, 0, 0, 0.3);
  --color-primary: #00a896;
  --color-primary-light: #00c4b0;
  --color-accent: #00d4c0;
}

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

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }

p {
  margin-bottom: var(--space-md);
}

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

a:hover {
  color: var(--color-accent-light);
  text-decoration: underline;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

ul, ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

li {
  margin-bottom: var(--space-xs);
}

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

/* Screen Reader Only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ========================
   Header Styles
   ======================== */
.site-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-text-light);
  padding: var(--space-lg) 0;
  position: relative;
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: var(--space-md);
  align-items: center;
}

.site-logo {
  grid-row: 1 / 3;
}

.logo-image {
  width: 100px;
  height: auto;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
}

.site-banner {
  grid-column: 2;
  grid-row: 1;
  display: none;
}

.banner-image {
  width: 100%;
  max-height: 150px;
  object-fit: cover;
  aspect-ratio: 4 / 1;
  border-radius: var(--radius-md);
}

.header-info {
  grid-column: 2;
  grid-row: 1 / 3;
}

.site-title {
  font-size: var(--font-size-3xl);
  color: var(--color-text-light);
  margin-bottom: var(--space-xs);
}

.site-tagline {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--space-xs);
}

.site-details {
  font-size: var(--font-size-sm);
  opacity: 0.8;
  margin-bottom: 0;
}

.dark-mode-toggle {
  background: transparent;
  border: none;
  border-radius: var(--radius-full);
  padding: var(--space-sm);
  cursor: pointer;
  color: var(--color-text-light);
  transition: background-color var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: var(--space-sm);
}

.dark-mode-toggle:hover {
  color: var(--color-accent);
}

.dark-mode-toggle .sun-icon {
  display: none;
}

.dark-mode-toggle .moon-icon {
  display: block;
}

[data-theme="dark"] .dark-mode-toggle .sun-icon {
  display: block;
}

[data-theme="dark"] .dark-mode-toggle .moon-icon {
  display: none;
}

/* ========================
   Navigation Styles
   ======================== */
.site-nav {
  background-color: var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 4px var(--color-shadow);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001;
}

.hamburger-line {
  width: 100%;
  height: 3px;
  background-color: var(--color-text-light);
  border-radius: 2px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-menu {
  display: none;
  list-style: none;
  margin: 0;
  padding: var(--space-md);
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-primary);
  flex-direction: column;
  box-shadow: 0 4px 6px var(--color-shadow);
}

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

.nav-item {
  margin: 0;
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-light);
  font-weight: 500;
  transition: background-color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  background-color: var(--color-primary-light);
  text-decoration: none;
}

.nav-link:focus-visible,
.dropdown-link:focus-visible {
  background-color: var(--color-primary-light);
  text-decoration: none;
}

.dropdown-arrow {
  transition: transform var(--transition-fast);
}

.has-dropdown:hover .dropdown-arrow,
.has-dropdown:focus-within .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  display: none;
  list-style: none;
  padding: 0;
  margin: 0;
  background-color: var(--color-primary-light);
}

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

.dropdown-link {
  display: block;
  padding: var(--space-sm) var(--space-lg);
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

.dropdown-link:hover,
.dropdown-link.active {
  background-color: var(--color-accent);
  text-decoration: none;
}

/* Search Styles */
html:not(.js) .nav-search,
html.search-unavailable .nav-search {
  display: none;
}

.nav-search {
  position: relative;
}

.search-toggle {
  background: transparent;
  border: none;
  color: var(--color-text-light);
  cursor: pointer;
  padding: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-toggle:hover {
  color: var(--color-accent);
}

.search-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-overlay);
  z-index: 2000;
  padding: var(--space-xl);
}

.search-overlay.active {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 20vh;
}

.search-container {
  width: 100%;
  max-width: 600px;
  display: flex;
  gap: var(--space-sm);
}

#search-input {
  flex: 1;
  padding: var(--space-md);
  font-size: var(--font-size-lg);
  border: none;
  border-radius: var(--radius-md);
  outline: none;
}

#search-input:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

.search-close {
  background: var(--color-text-light);
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-results {
  width: 100%;
  max-width: 600px;
  margin-top: var(--space-md);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  max-height: 60vh;
  overflow-y: auto;
}

.search-result-item {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item a {
  display: block;
}

.search-result-item h4 {
  margin-bottom: var(--space-xs);
  color: var(--color-primary);
}

.search-result-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin: 0;
}

/* ========================
   Main Content Styles
   ======================== */
.main-content {
  min-height: calc(100vh - var(--header-height) - var(--nav-height) - 200px);
  padding: var(--space-2xl) 0;
}

.page-header {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-lg);
  border-bottom: 3px solid var(--color-primary);
}

.page-title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-sm);
}

.page-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin: 0;
}

.page-content {
  line-height: 1.8;
}

.page-content h2 {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.page-content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

/* ========================
   Button Styles
   ======================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

.btn-primary:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-text-light);
  text-decoration: none;
}

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

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  text-decoration: none;
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--color-text-light);
  border-color: var(--color-accent);
}

.btn-accent:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-light);
  color: var(--color-text-light);
  text-decoration: none;
}

.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: var(--font-size-lg);
}

/* ========================
   Card Styles
   ======================== */
.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.card-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-sm);
}

.card-content {
  color: var(--color-text-muted);
}

/* ========================
   Countdown Styles
   ======================== */
.countdown-section {
  margin: var(--space-2xl) 0;
  max-width: 100%;
  overflow: hidden;
}

.countdown-section h2 {
  text-align: center;
  margin-bottom: var(--space-sm);
}

.dates-note {
  text-align: center;
  color: var(--color-text-muted);
  font-style: italic;
  margin-bottom: var(--space-xl);
}

.countdown-grid {
  display: grid;
  gap: var(--space-lg);
}

.countdown-item {
  background-color: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--transition-fast);
}

.countdown-item:hover {
  transform: translateY(-2px);
}

.countdown-item.highlighted {
  border-color: var(--color-accent);
  border-width: 2px;
  background: linear-gradient(135deg, var(--color-bg-alt) 0%, rgba(0, 168, 150, 0.05) 100%);
}

.countdown-item.completed {
  opacity: 0.6;
}

.countdown-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.countdown-name {
  font-size: var(--font-size-lg);
  margin: 0;
}

.countdown-date {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.countdown-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.countdown-timer {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  row-gap: var(--space-sm);
}

.timer-unit {
  text-align: center;
  min-width: 60px;
}

.timer-value {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.timer-label {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.countdown-item.completed .countdown-timer {
  display: none;
}

.countdown-item.completed::after {
  content: "Completed";
  display: block;
  text-align: center;
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-accent);
  margin-top: var(--space-md);
}

/* ========================
   Sponsors Styles
   ======================== */
.sponsors-section {
  margin: var(--space-3xl) 0;
  padding: var(--space-2xl);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  text-align: center;
}

.sponsors-section h2 {
  margin-bottom: var(--space-xl);
}

.sponsor-tier {
  margin-bottom: var(--space-xl);
}

.sponsor-tier h3 {
  font-size: var(--font-size-lg);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.sponsor-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-xl);
}

.sponsor-link {
  display: block;
  transition: transform var(--transition-fast);
}

.sponsor-link:hover {
  transform: scale(1.05);
}

.sponsor-logo {
  max-height: 60px;
  width: auto;
  filter: grayscale(20%);
  transition: filter var(--transition-fast);
}

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

.sponsor-logo.platinum {
  max-height: 80px;
}

.sponsor-logo.gold {
  max-height: 70px;
}

.sponsor-cta {
  margin-top: var(--space-xl);
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.sponsor-cta p {
  margin-bottom: var(--space-md);
  color: var(--color-text-muted);
}

/* ========================
   Schedule/Program Styles
   ======================== */
.schedule-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.filter-group label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}

.schedule-filter {
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
}

.schedule-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xl);
}

.schedule-day {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.schedule-day.hidden {
  display: none;
}

.day-header {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  padding: var(--space-md) var(--space-lg);
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: baseline;
}

.day-label {
  font-size: var(--font-size-xl);
}

.day-name {
  font-size: var(--font-size-base);
  font-weight: normal;
  opacity: 0.9;
}

.day-events {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.event-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-primary);
}

.event-card.hidden {
  display: none;
}

.event-card[data-type="social"] {
  border-left-color: var(--color-social);
}

.event-card[data-type="break"] {
  border-left-color: var(--color-text-muted);
  opacity: 0.8;
}

.event-time {
  font-weight: 600;
  color: var(--color-primary);
  white-space: nowrap;
  min-width: 100px;
}

.event-details {
  flex: 1;
}

.event-title {
  font-size: var(--font-size-lg);
  margin: 0 0 var(--space-xs) 0;
}

.event-location,
.event-speaker {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin: 0 0 var(--space-xs) 0;
}

.event-description {
  font-size: var(--font-size-sm);
  margin: var(--space-sm) 0 0 0;
}

.event-datetime {
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.event-tracks {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.track-badge {
  font-size: var(--font-size-xs);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-primary);
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
}

.event-type-badge {
  font-size: var(--font-size-xs);
  padding: var(--space-xs) var(--space-sm);
  color: var(--color-text-light);
  border-radius: var(--radius-sm);
  white-space: nowrap;
  height: fit-content;
}

.icon {
  flex-shrink: 0;
}

/* ========================
   Organizers Page Styles
   ======================== */
.organizer-section {
  margin-bottom: var(--space-2xl);
}

.organizer-grid {
  display: grid;
  gap: var(--space-md);
}

.organizer-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-accent);
}

.organizer-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.organizer-affiliation {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.organizer-email {
  font-size: var(--font-size-sm);
  margin-top: var(--space-xs);
}

/* ========================
   Info Boxes
   ======================== */
.info-box {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  margin: var(--space-lg) 0;
}

.info-box.notice {
  background-color: rgba(0, 168, 150, 0.1);
  border-left: 4px solid var(--color-accent);
}

.info-box.warning {
  background-color: rgba(224, 122, 95, 0.1);
  border-left: 4px solid var(--color-social);
}

.info-box.tbd {
  background-color: var(--color-bg-alt);
  border: 2px dashed var(--color-border);
  text-align: center;
}

.info-box h3 {
  margin-top: 0;
}

/* ========================
   Tables
   ======================== */
.table-responsive {
  overflow-x: auto;
  margin: var(--space-lg) 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

th, td {
  padding: var(--space-sm) var(--space-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

th {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  font-weight: 600;
}

tr:hover {
  background-color: var(--color-bg-alt);
}

/* ========================
   Footer Styles
   ======================== */
.site-footer {
  background-color: var(--color-primary-dark);
  color: var(--color-text-light);
  padding: var(--space-2xl) 0 var(--space-lg);
}

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

.footer-content {
  display: grid;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-section h3 {
  color: var(--color-text-light);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
}

.footer-section p {
  opacity: 0.9;
  margin-bottom: var(--space-xs);
}

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

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: var(--color-text-light);
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--color-accent);
}

.host-logo img {
  max-width: 200px;
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  opacity: 0.8;
  margin-bottom: var(--space-sm);
}

.footer-bottom a {
  color: var(--color-text-light);
  opacity: 0.8;
}

.footer-bottom a:hover {
  opacity: 1;
}

/* ========================
   Hero Section (Homepage)
   ======================== */
.hero-section {
  text-align: center;
  padding: var(--space-2xl) 0;
  margin-bottom: var(--space-xl);
}

.hero-section h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-md);
}

.hero-section .lead {
  font-size: var(--font-size-xl);
  color: var(--color-text-muted);
  max-width: 800px;
  margin: 0 auto var(--space-xl);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  gap: var(--space-lg);
  margin: var(--space-2xl) 0;
}

.feature-item {
  text-align: center;
  padding: var(--space-lg);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--space-md);
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
}

.feature-item h3 {
  margin-bottom: var(--space-sm);
}

.feature-item p {
  color: var(--color-text-muted);
  margin: 0;
}

/* ========================
   Media Queries
   ======================== */

/* Tablet and up */
@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .nav-menu {
    display: flex;
    flex-direction: row;
    position: static;
    background: transparent;
    box-shadow: none;
    padding: 0;
  }

  .nav-link {
    padding: var(--space-md) var(--space-md);
  }

  .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    box-shadow: 0 4px 6px var(--color-shadow);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
  }

  .site-banner {
    display: block;
    grid-column: 2;
    grid-row: 1;
  }

  .header-container {
    grid-template-columns: auto 1fr auto;
    grid-template-rows: auto auto;
  }

  .header-info {
    grid-column: 2;
    grid-row: 2;
  }

  .countdown-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    grid-template-columns: repeat(2, 1fr);
  }

  .organizer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .countdown-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-content {
    grid-template-columns: repeat(4, 1fr);
  }

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

  .feature-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .event-card {
    grid-template-columns: 120px 1fr auto;
  }
}

/* Large screens - keep countdown at 3 columns max for clean layout */
@media (min-width: 1200px) {
  .countdown-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Print Styles */
@media print {
  .site-header,
  .site-nav,
  .site-footer,
  .dark-mode-toggle,
  .search-toggle,
  .schedule-controls {
    display: none;
  }

  .main-content {
    padding: 0;
  }

  body {
    font-size: 12pt;
    color: #000;
    background: #fff;
  }

  a {
    color: #000;
    text-decoration: underline;
  }

  .page-title {
    font-size: 24pt;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}