/* ============================
   ICQQR 2026 – Premium Stylesheet
   ============================ */

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

:root {
  --primary: #1a5276;
  --primary-deep: #0e2f44;
  --primary-light: #2980b9;
  --accent: #d4a017;
  --accent-light: #f0c040;
  --accent-glow: rgba(212, 160, 23, 0.25);
  --bg-dark: #0a1628;
  --bg-section: #f5f7fa;
  --bg-light: #ffffff;
  --text-dark: #1a1a2e;
  --text-body: #3d3d5c;
  --text-muted: #7a7a9e;
  --text-light: #e8eaf0;
  --glass: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.15);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,0.1);
  --shadow-lg: 0 16px 60px rgba(0,0,0,0.15);
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Outfit', sans-serif;
  color: var(--text-body);
  background: var(--bg-light);
  line-height: 1.7;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5 {
  font-family: 'Outfit', sans-serif;
  color: var(--text-dark);
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
}

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

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Navigation ---------- */
#main-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 18px 0;
  transition: var(--transition);
}

#main-nav.scrolled {
  background: rgba(10, 22, 40, 0.92);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 10px 0;
  box-shadow: 0 4px 30px rgba(0,0,0,0.2);
}

.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
}

.nav-logo span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 8px;
  align-items: center;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-links a:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}

.nav-cta {
  background: linear-gradient(135deg, var(--accent), var(--accent-light)) !important;
  color: var(--primary-deep) !important;
  font-weight: 600 !important;
  padding: 10px 22px !important;
  border-radius: 50px !important;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px var(--accent-glow);
  background: linear-gradient(135deg, var(--accent-light), var(--accent)) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2.5px;
  background: #fff;
  border-radius: 2px;
  transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero ---------- */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, var(--primary-deep) 0%, var(--primary) 40%, #1a6fa0 70%, #1e7fb5 100%);
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 80%, rgba(212, 160, 23, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 80% 20%, rgba(41, 128, 185, 0.2) 0%, transparent 50%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0h60v60H0z' fill='none'/%3E%3Cpath d='M30 0v60M0 30h60' stroke='rgba(255,255,255,0.03)' stroke-width='1'/%3E%3C/svg%3E");
  z-index: 1;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.particle {
  position: absolute;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
  animation: particleFloat 5s ease-in-out infinite;
}

@keyframes particleFloat {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
  50% { transform: translateY(-30px) scale(1.3); opacity: 0.7; }
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 120px 24px 80px;
  max-width: 900px;
}

.hero-badge {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  animation: fadeInDown 0.8s ease;
}

.diamond {
  font-size: 0.7rem;
  vertical-align: middle;
}

.hero-title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(3.5rem, 10vw, 7rem);
  font-weight: 900;
  color: #ffffff;
  letter-spacing: 4px;
  margin-bottom: 12px;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-title .year {
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.85);
  font-weight: 400;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-divider {
  width: 70px;
  height: 3px;
  background: var(--accent);
  margin: 0 auto 20px;
  border-radius: 3px;
  animation: fadeInUp 0.8s ease 0.5s both;
}

.hero-organizer {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 40px;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-organizer strong {
  color: rgba(255,255,255,0.95);
}

/* Info chips bar */
.hero-info-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 36px;
  animation: fadeInUp 0.8s ease 0.7s both;
}

.info-chip {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 14px 24px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.info-chip:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}

.info-chip.accent {
  border-color: var(--accent-glow);
  background: rgba(212, 160, 23, 0.1);
}

.chip-icon {
  font-size: 1.5rem;
}

.chip-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.chip-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}

.chip-value {
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
}

.hero-btn {
  display: inline-block;
  padding: 16px 40px;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  color: var(--primary-deep);
  font-weight: 700;
  font-size: 1rem;
  border-radius: 50px;
  letter-spacing: 0.5px;
  transition: var(--transition);
  box-shadow: 0 6px 30px var(--accent-glow);
  animation: fadeInUp 0.8s ease 0.8s both;
}

.hero-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 40px rgba(212, 160, 23, 0.4);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0.6;
  animation: fadeInUp 1s ease 1.2s both;
}

.scroll-indicator span {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: #fff;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ---------- Sections ---------- */
.section {
  padding: 100px 0;
}

.section-dark {
  background: var(--bg-dark);
}

.section-light {
  background: var(--bg-section);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header.left {
  text-align: left;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-tag.light {
  color: var(--accent-light);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--text-dark);
}

.section-title.light {
  color: #fff;
}

/* ---------- Conference Objective ---------- */
.objective-card {
  position: relative;
  background: #fff;
  border-radius: var(--radius-md);
  padding: 40px 48px;
  box-shadow: var(--shadow-md);
  max-width: 800px;
  margin: 0 auto;
  border-left: 5px solid var(--primary);
  transition: var(--transition);
}

.objective-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.objective-card p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-body);
}

.objective-card strong {
  color: var(--primary);
}

/* ---------- Thematic Areas ---------- */
.themes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.theme-card {
  position: relative;
  background: linear-gradient(145deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 40px 32px;
  overflow: hidden;
  transition: var(--transition);
}

.theme-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  background: linear-gradient(145deg, rgba(255,255,255,0.1), rgba(255,255,255,0.04));
}

.theme-card:hover .theme-glow {
  opacity: 1;
}

.theme-glow {
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
  width: 180px;
  height: 80px;
  background: radial-gradient(ellipse, var(--accent-glow), transparent);
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}

.theme-number {
  font-size: 2.8rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--accent), var(--accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  line-height: 1;
}

.theme-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.theme-card p {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
}

/* ---------- Dates & Publication ---------- */
.dates-pub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.timeline {
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary-light), var(--accent));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -26px;
  width: 14px;
  height: 14px;
  background: var(--primary);
  border: 3px solid var(--bg-light);
  border-radius: 50%;
  z-index: 2;
}

.timeline-dot.pulse {
  background: #e74c3c;
  animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(231, 76, 60, 0.4); }
  50% { box-shadow: 0 0 0 8px rgba(231, 76, 60, 0); }
}

.timeline-dot.star {
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
  color: #fff;
  width: 18px;
  height: 18px;
  left: -28px;
}

.timeline-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 12px 18px;
  background: #fff;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.timeline-content:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.timeline-label {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-dark);
}

.timeline-date {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}

.timeline-date.urgent {
  color: #e74c3c;
}

.timeline-date.bold {
  color: var(--accent);
  font-size: 1rem;
}

.timeline-item.highlight .timeline-content {
  border: 1px solid rgba(231, 76, 60, 0.2);
  background: rgba(231, 76, 60, 0.03);
}

.timeline-item.conference-opening .timeline-content {
  background: linear-gradient(135deg, var(--primary-deep), var(--primary));
  border: none;
}

.timeline-item.conference-opening .timeline-label {
  color: #fff;
  font-weight: 700;
}

.timeline-item.conference-opening .timeline-date {
  color: var(--accent-light);
}

/* Publication card */
.pub-card {
  background: linear-gradient(145deg, #fef9ee, #fff8e1);
  border: 1px solid rgba(212, 160, 23, 0.2);
  border-radius: var(--radius-md);
  padding: 36px;
  transition: var(--transition);
}

.pub-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.pub-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 14px;
}

.pub-card p {
  font-size: 0.95rem;
  color: var(--text-body);
  margin-bottom: 24px;
  line-height: 1.7;
}

.pub-card strong {
  color: var(--primary);
}

.index-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.index-badge {
  padding: 8px 20px;
  background: var(--primary);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.index-badge:hover {
  background: var(--primary-deep);
  transform: translateY(-2px);
}

/* ---------- Registration & Submission ---------- */
.registration-submission-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 30px;
}

@media (max-width: 900px) {
  .registration-submission-grid {
    grid-template-columns: 1fr;
  }
}

.fee-card {
  background: linear-gradient(145deg, var(--primary), var(--primary-deep));
  border-radius: var(--radius-md);
  padding: 36px;
  color: #fff;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}

.fee-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.fee-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.fee-header h3 {
  color: #fff;
  font-size: 1.4rem;
  font-weight: 800;
}

.fee-icon {
  font-size: 2rem;
}

.fee-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fee-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-size: 0.95rem;
}

.fee-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.fee-list li.highlight-fee {
  color: var(--accent-light);
  font-weight: 600;
  font-size: 1.05rem;
  padding-top: 8px;
}

.fee-list li strong {
  font-size: 1.2rem;
}

.fee-list li.highlight-fee strong {
  font-size: 1.3rem;
}

.guidelines-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 36px;
  box-shadow: var(--shadow-md);
  border-left: 5px solid var(--accent);
  transition: var(--transition);
}

.guidelines-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.guidelines-card h3 {
  font-size: 1.4rem;
  color: var(--text-dark);
  margin-bottom: 20px;
  font-weight: 800;
}

.guidelines-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.guidelines-list li {
  font-size: 0.95rem;
  color: var(--text-body);
  position: relative;
  padding-left: 24px;
  line-height: 1.6;
}

.guidelines-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--primary);
  font-size: 1.2rem;
  font-weight: bold;
}

.guidelines-list li strong {
  color: var(--primary-deep);
  font-weight: 700;
}

.guidelines-list em {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 6px;
  padding: 8px 12px;
  background: rgba(0,0,0,0.02);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--primary-light);
}

.download-btn {
  display: inline-block;
  margin-top: 12px;
  padding: 10px 24px;
  background: var(--bg-section);
  color: var(--primary);
  font-weight: 600;
  border-radius: 50px;
  border: 1px solid rgba(26, 82, 118, 0.2);
  transition: var(--transition);
}

.download-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(26, 82, 118, 0.2);
}

/* ---------- Committee ---------- */
.committee-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px 60px;
  max-width: 960px;
  margin: 0 auto;
  border-top: 2px solid var(--primary);
  padding-top: 32px;
}

.committee-col {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.member-line {
  font-size: 0.95rem;
  color: var(--text-body);
  padding: 10px 14px;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: var(--transition);
  border-radius: var(--radius-sm);
}

.member-line:last-child {
  border-bottom: none;
}

.member-line:hover {
  background: rgba(26, 82, 118, 0.04);
  padding-left: 20px;
}

.member-line strong {
  color: var(--primary);
  font-weight: 700;
}

/* ---------- Footer ---------- */
footer {
  background: var(--bg-dark);
  color: var(--text-light);
  padding: 70px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 50px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 8px;
}

.footer-brand h3 span {
  color: var(--accent);
}

.footer-brand p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  max-width: 280px;
}

.footer-links-col h4,
.footer-contact h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 20px;
}

.footer-links-col ul {
  list-style: none;
}

.footer-links-col ul li {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  padding: 4px 0;
  transition: var(--transition);
}

.footer-links-col ul li:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-email,
.footer-website {
  display: block;
  font-size: 0.95rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 8px;
  transition: var(--transition);
}

.footer-email:hover,
.footer-website:hover {
  color: var(--accent-light);
  text-decoration: underline;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
}

/* ---------- Reveal Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.theme-card.reveal:nth-child(2) { transition-delay: 0.15s; }
.theme-card.reveal:nth-child(3) { transition-delay: 0.3s; }

.timeline-item.reveal:nth-child(1) { transition-delay: 0s; }
.timeline-item.reveal:nth-child(2) { transition-delay: 0.1s; }
.timeline-item.reveal:nth-child(3) { transition-delay: 0.2s; }
.timeline-item.reveal:nth-child(4) { transition-delay: 0.3s; }
.timeline-item.reveal:nth-child(5) { transition-delay: 0.4s; }
.timeline-item.reveal:nth-child(6) { transition-delay: 0.5s; }

.member-card.reveal:nth-child(1) { transition-delay: 0s; }
.member-card.reveal:nth-child(2) { transition-delay: 0.05s; }
.member-card.reveal:nth-child(3) { transition-delay: 0.1s; }
.member-card.reveal:nth-child(4) { transition-delay: 0.15s; }
.member-card.reveal:nth-child(5) { transition-delay: 0.2s; }
.member-card.reveal:nth-child(6) { transition-delay: 0.25s; }
.member-card.reveal:nth-child(7) { transition-delay: 0.3s; }
.member-card.reveal:nth-child(8) { transition-delay: 0.35s; }
.member-card.reveal:nth-child(9) { transition-delay: 0.4s; }
.member-card.reveal:nth-child(10) { transition-delay: 0.45s; }
.member-card.reveal:nth-child(11) { transition-delay: 0.5s; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .themes-grid {
    grid-template-columns: 1fr 1fr;
  }

  .dates-pub-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--primary-deep);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 4px;
    transition: var(--transition);
    box-shadow: -10px 0 40px rgba(0,0,0,0.3);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    font-size: 1rem;
    padding: 12px 16px;
    width: 100%;
  }

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

  .hero-info-bar {
    flex-direction: column;
    align-items: center;
  }

  .info-chip {
    width: 100%;
    max-width: 340px;
  }

  .section {
    padding: 70px 0;
  }

  .objective-card {
    padding: 28px 24px;
  }

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

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

  .timeline-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

@media (max-width: 480px) {
  .committee-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    letter-spacing: 2px;
  }
}