/* === CSS Custom Properties === */
:root {
  --bg-primary: #0a0a0a;
  --bg-card: #141414;
  --bg-card-hover: #1a1a1a;
  --text-primary: #f0f0f0;
  --text-secondary: #a0a0a0;
  --accent-red: #cc3333;
  --accent-orange: #e8650a;
  --accent-blue: #cc3333;
  --accent-glow: rgba(204, 51, 51, 0.3);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(255, 255, 255, 0.12);
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Orbitron', monospace;
  --nav-height: 60px;
  --max-width: 1200px;
  --radius: 8px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: #6bb3ff;
}

ul {
  list-style: none;
}

/* === Typography === */
h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.section-title {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  text-align: center;
  margin-bottom: 3rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* === Navigation === */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background var(--transition), box-shadow var(--transition);
}

.top-nav.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--border-subtle);
}

.nav-inner {
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-logo img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  flex: 1;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: color var(--transition);
  white-space: nowrap;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
}

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

.btn-live {
  font-family: var(--font-display);
  font-size: 0.7rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--text-secondary);
  background: transparent;
  color: var(--text-secondary);
  border-radius: var(--radius);
  cursor: pointer;
  text-transform: uppercase;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-secondary);
  opacity: 0.5;
  transition: all var(--transition);
}

.btn-live.dormant {
  opacity: 0.5;
  cursor: default;
}

.btn-live.active {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  opacity: 1;
  box-shadow: 0 0 12px var(--accent-glow);
}

.btn-live.active .live-dot {
  background: #22c55e;
  opacity: 1;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.lang-toggle {
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--border-card);
  background: transparent;
  color: var(--text-primary);
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition);
}

.lang-toggle:hover {
  border-color: var(--accent-blue);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition);
}

.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* === Buttons === */
.btn {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-align: center;
}

.btn-primary {
  background: var(--accent-red);
  color: #fff;
}

.btn-primary:hover {
  background: #e03d3d;
  color: #fff;
  box-shadow: 0 4px 20px rgba(204, 51, 51, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-card);
}

.btn-secondary:hover {
  border-color: var(--text-primary);
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.1);
}

/* === Fixed Banner Background === */
.fixed-banner {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: var(--bg-primary);
}

.fixed-banner video {
  position: absolute;
  top: 0;
  right: -10%;
  width: 85%;
  height: 100%;
  object-fit: cover;
  mask-image: linear-gradient(to left, black 70%, transparent 100%);
  -webkit-mask-image: linear-gradient(to left, black 70%, transparent 100%);
}

/* === Fixed Real Video === */
.fixed-real {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: var(--bg-primary);
  opacity: 0;
}

.fixed-real video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fixed-caption {
  z-index: 4;
}

/* === Hero === */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  overflow: hidden;
  background: transparent;
  z-index: 1;
}

.hero::after {
  display: none;
}

.hero-overlay {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  gap: 1rem;
  padding: 2rem 4rem;
  max-width: 700px;
}

.hero-header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.hero-logo {
  width: clamp(100px, 14vw, 150px);
  height: auto;
  filter: drop-shadow(0 0 20px rgba(0, 0, 0, 0.8));
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.5vw, 2.5rem);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.15;
}

.hero-tagline {
  font-family: var(--font-display);
  font-size: clamp(0.9rem, 2.5vw, 1.3rem);
  color: var(--text-secondary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
}

.btn-group {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.hero-cta .social-link {
  color: var(--text-secondary);
  opacity: 0.6;
  transition: all var(--transition);
  display: flex;
  align-items: center;
}

.social-group {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.hero-cta .social-link:hover {
  color: var(--text-primary);
  opacity: 1;
}

.hero-countdown-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1.8rem;
  font-family: var(--font-display);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

.hero-countdown-chip:hover {
  color: var(--accent-blue);
}

.hero-countdown-chip .chip-countdown {
  color: var(--text-primary);
  font-weight: 700;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.15em;
  display: inline-block;
  min-width: 22ch;
}

.hero-countdown-chip .chip-name {
  color: var(--text-secondary);
  font-size: 0.6rem;
}

.hero-countdown-chip .chip-unit {
  font-size: 0.6rem;
  opacity: 0.6;
  margin-left: 1px;
  margin-right: 0.5em;
  font-weight: 400;
}

.scroll-indicator {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: #ffffff;
  animation: bounce 2s infinite;
  pointer-events: none;
  stroke-width: 3;
}

/* === Wipe Section === */
.wipe-section {
  position: relative;
  height: 250vh;
}

.wipe-container {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

.wipe-layer {
  position: absolute;
  inset: 0;
}

.wipe-layer video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform-origin: center center;
  will-change: transform;
}

.wipe-virtual {
  z-index: 2;
}

.wipe-caption {
  position: absolute;
  bottom: 6rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: clamp(0.8rem, 2vw, 1.1rem);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: rgba(0, 0, 0, 0.6);
  padding: 0.5rem 1.5rem;
  border-radius: var(--radius);
  white-space: nowrap;
  transition: opacity 0.3s ease;
}

.wipe-hold-info {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: 10;
}

.wipe-engine {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-weight: 700;
}

.wipe-scroll-hint {
  color: #ffffff;
  animation: bounce 2s infinite;
  stroke-width: 3;
}

/* === Sections — solid bg to cover fixed banner === */
.section {
  position: relative;
  z-index: 1;
  padding: 6rem max(1.5rem, calc((100vw - var(--max-width)) / 2 + 1.5rem));
  background: var(--bg-primary);
}

/* === How It Works — Alternating Rows === */
.hiw-stack {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.hiw-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.hiw-row:hover {
  border-color: var(--border-subtle);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.hiw-row--reverse {
  direction: rtl;
}

.hiw-row--reverse > * {
  direction: ltr;
}

.hiw-img {
  overflow: hidden;
  min-height: 280px;
}

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

.hiw-img.placeholder-img {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-style: italic;
}

.hiw-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hiw-content h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.hiw-content p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

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

  .hiw-row--reverse {
    direction: ltr;
  }

  .hiw-img {
    min-height: 200px;
  }

  .hiw-content {
    padding: 1.5rem;
  }
}

/* === Card Grid === */
.card-grid {
  display: grid;
  gap: 2rem;
}

.card-grid.three-col {
  grid-template-columns: 1fr;
}

@media (min-width: 480px) {
  .card-grid.three-col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 769px) {
  .card-grid.three-col {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card-grid.two-col {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: all var(--transition);
}

.card:hover {
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.card-img {
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 1rem;
  aspect-ratio: 16 / 10;
}

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

.card-img.placeholder-img {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-primary);
  border: 1px dashed var(--border-card);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-style: italic;
}

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

.card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* === Timeline === */
.history {
  max-width: 100%;
  padding-left: 0;
  padding-right: 0;
  background: var(--bg-primary);
}

.history .section-title {
  padding: 0 1.5rem;
}

.timeline-container {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  padding: 2rem 1.5rem;
  scrollbar-width: thin;
  scrollbar-color: var(--accent-blue) var(--bg-card);
}

.timeline-track {
  display: flex;
  gap: 2rem;
  min-width: max-content;
  position: relative;
  padding-top: 2rem;
}

.timeline-track::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), transparent);
}

.timeline-item {
  scroll-snap-align: center;
  flex: 0 0 300px;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.timeline-item::before {
  content: '';
  position: absolute;
  top: -2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-blue);
  box-shadow: 0 0 10px var(--accent-glow);
}

.timeline-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.timeline-content {
  padding: 1.25rem;
}

.timeline-year {
  font-family: var(--font-display);
  font-size: 0.8rem;
  color: var(--accent-blue);
  letter-spacing: 0.05em;
}

.timeline-content h3 {
  font-size: 1rem;
  margin: 0.25rem 0 0.5rem;
}

.timeline-content p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* === Team === */
.team-image {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.team-image img {
  width: 100%;
  height: auto;
}

.team-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, var(--bg-primary));
  pointer-events: none;
}

.team-caption {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 1rem;
}

/* === Organizers === */
.organizers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.organizers-col h3 {
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--accent-blue);
}

.organizers-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.organizers-col li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  padding-left: 1.25rem;
  position: relative;
}

.organizers-col li::before {
  content: '\25B8';
  position: absolute;
  left: 0;
  color: var(--accent-blue);
}

.organizers-image {
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 800px;
  margin: 0 auto;
}

.organizers-image img {
  width: 100%;
  height: auto;
}

/* === Contact Form === */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
}

.form-checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.75rem;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--accent-blue);
}

.form-checkbox label {
  font-size: 0.8rem;
}

.form-status {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: none;
}

.form-status:not(:empty) {
  display: block;
}

.form-status--success {
  background: rgba(34, 197, 94, 0.15);
  color: #4ade80;
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.form-status--error {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

#contactSubmitBtn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* === Events Section === */
.events-countdown {
  text-align: center;
  margin-bottom: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.events-countdown-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent-blue);
  font-weight: 700;
}

.events-countdown-name {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  color: var(--text-primary);
  margin: 0.75rem 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.events-countdown-timer {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.events-cd-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 3.5rem;
  padding: 0.75rem 0.5rem;
}

.events-cd-num {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  min-width: 2.5ch;
  text-align: center;
}

.events-cd-label {
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-top: 0.3rem;
}

.events-cd-sep {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text-secondary);
  opacity: 0.3;
}

.events-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.event-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem 2rem;
  align-items: start;
  transition: border-color var(--transition);
}

.event-card:first-child {
  border-color: var(--accent-blue);
}

.event-card:hover {
  border-color: var(--accent-blue);
  box-shadow: 0 0 20px rgba(204, 51, 51, 0.08);
}

.event-info {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.event-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.event-date {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.event-location {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.event-location a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-decoration-color: var(--border-card);
  text-underline-offset: 2px;
}

.event-location a:hover {
  color: var(--accent-blue);
  text-decoration-color: var(--accent-blue);
}

.event-find {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-style: italic;
}

.event-links {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-items: flex-end;
  justify-content: center;
}

.event-link {
  font-family: var(--font-display);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.4rem 1rem;
  border-radius: var(--radius);
  white-space: nowrap;
  transition: all var(--transition);
  text-align: center;
  min-width: 8rem;
}

.event-link--info {
  border: 1px solid var(--border-card);
  color: var(--text-secondary);
}

.event-link--info:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

.event-link--tickets {
  background: var(--accent-blue);
  color: #fff;
  border: 1px solid var(--accent-blue);
}

.event-link--tickets:hover {
  background: #e04040;
  border-color: #e04040;
  color: #fff;
}

.events-empty {
  text-align: center;
  color: var(--text-secondary);
  font-style: italic;
}

@media (max-width: 600px) {
  .event-card {
    grid-template-columns: 1fr;
    padding: 1.25rem;
  }

  .event-links {
    flex-direction: row;
    align-items: center;
  }
}

/* === Footer === */
.site-footer {
  position: relative;
  z-index: 1;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-subtle);
  padding: 3rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 1.5rem;
}

.social-link {
  color: var(--text-secondary);
  transition: color var(--transition);
}

.social-link:hover {
  color: var(--text-primary);
}

.footer-links {
  display: flex;
  gap: 2rem;
  font-size: 0.85rem;
}

.footer-copy {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.footer-copy a {
  color: var(--text-secondary);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.footer-copy a:hover {
  color: var(--accent-blue);
}

/* === Lightbox === */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox[hidden] {
  display: none;
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #fff;
  font-size: 2.5rem;
  cursor: pointer;
  line-height: 1;
  z-index: 10;
}

.lightbox-content {
  width: 100%;
  max-width: 900px;
  aspect-ratio: 16 / 9;
}

.lightbox-content iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: var(--radius);
}

/* === Responsive === */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
    order: -1;
  }

  .nav-actions {
    margin-left: auto;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    background: #0a0a0a;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
  }

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

  .top-nav.menu-open {
    background: #0a0a0a;
    backdrop-filter: none;
    z-index: 10001;
  }

  body.menu-open {
    overflow: hidden;
  }

  .nav-links a {
    font-size: 1.1rem;
  }

  .btn-live {
    padding: 0.3rem 0.6rem;
    font-size: 0.65rem;
  }

  .hero-overlay {
    align-items: center;
    text-align: center;
    padding: 2rem 1.5rem;
    max-width: none;
  }

  .hero-cta {
    flex-wrap: wrap;
    justify-content: center;
  }

  .section {
    padding: 4rem 1rem;
  }

  .timeline-item {
    flex: 0 0 260px;
  }

  .organizers-grid {
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .nav-actions {
    gap: 0.5rem;
  }

  .hero-tagline {
    font-size: 0.8rem;
  }

  .card {
    padding: 1rem;
  }
}