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

:root {
  --blue: #0265a6;
  --red: #e63130;
  --orange: #f5791c;
  --white: #ffffff;
  --off: #f7f9fc;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --card: #ffffff;
  --shadow: 0 4px 24px rgba(2, 101, 166, .10);
  --radius: 14px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--white);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── UTILITY ─────────────────────────────── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(2, 101, 166, .08);
  color: var(--blue);
  margin-bottom: 18px;
}

.section-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue);
  flex-shrink: 0;
}

h1,
h2,
h3,
h4 {
  font-family: 'Inter', sans-serif;
}

/* ─── NAVBAR ─────────────────────────────── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow .3s;
}


#navbar.scrolled {
  box-shadow: 0 2px 20px rgba(0, 0, 0, .08);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logos {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-logos img {
  height: 40px;
  width: auto;
  object-fit: contain;
  border-radius: 6px;
  padding: 2px;
}

.nav-collab {
  font-size: 20px;
  font-weight: 500;
  color: var(--muted);
  user-select: none;
}

.nav-title {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
  line-height: 1.3;
  max-width: 220px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  transition: background .2s, color .2s;
}

.nav-links a:hover {
  background: var(--off);
  color: var(--blue);
}

.btn-reg {
  background: var(--blue);
  color: var(--white) !important;
  padding: 10px 22px !important;
  border-radius: 999px !important;
  font-weight: 600 !important;
  transition: background .2s, transform .15s !important;
  box-shadow: 0 2px 10px rgba(2, 101, 166, .25);
}

.btn-reg:hover {
  background: #014f86 !important;
  transform: translateY(-1px);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: .3s;
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 12px 24px 20px;
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, .98);
}

.mobile-menu a {
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.mobile-menu .btn-reg {
  margin-top: 8px;
  text-align: center;
  background: var(--blue);
  color: var(--white) !important;
  border-radius: 999px !important;
  border: none !important;
}

/* ─── HERO ───────────────────────────────── */
#hero {
  padding: 130px 0 80px;
  background: linear-gradient(160deg, #f0f7ff 0%, #fff 50%, #fff8f3 100%);
  position: relative;
  overflow: hidden;
}

#hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(2, 101, 166, .07) 0%, transparent 70%);
  pointer-events: none;
}

#hero::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 121, 28, .07) 0%, transparent 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 16px 6px 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 24px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .06);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1)
  }

  50% {
    opacity: .6;
    transform: scale(1.3)
  }
}

.hero-title {
  font-size: clamp(32px, 4.5vw, 54px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -.02em;
  margin-bottom: 20px;
}

.hero-title .accent-blue {
  color: var(--blue);
}

.hero-title .accent-red {
  color: var(--red);
}

.hero-title .accent-orange {
  color: var(--orange);
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 28px;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
}

.hero-meta-item svg {
  color: var(--blue);
  flex-shrink: 0;
}

.hero-desc {
  font-size: 16px;
  color: var(--muted);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.75;
}

.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue);
  color: var(--white);
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: .2s;
  box-shadow: 0 4px 16px rgba(2, 101, 166, .3);
}

.btn-primary:hover {
  background: #014f86;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 101, 166, .35);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  color: var(--text);
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: .2s;
  border: 1.5px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--blue);
  color: var(--blue);
  transform: translateY(-2px);
}

/* ─── COUNTDOWN ──────────────────────────── */
.countdown-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px 28px;
  box-shadow: 0 8px 40px rgba(2, 101, 166, .12);
  position: relative;
  overflow: hidden;
}

.countdown-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--orange), var(--red));
}

.countdown-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 20px;
  text-align: center;
}

.countdown-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.count-unit {
  background: var(--off);
  border-radius: 12px;
  padding: 14px 8px;
  text-align: center;
}

.count-num {
  font-family: 'Inter', sans-serif;
  font-size: 34px;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
  display: block;
}

.count-lbl {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
  display: block;
}

.event-date-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: linear-gradient(135deg, rgba(2, 101, 166, .08), rgba(245, 121, 28, .08));
  border: 1px solid rgba(2, 101, 166, .15);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
  margin-bottom: 16px;
}

.collab-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.collab-logos img {
  height: 44px;
  object-fit: contain;
}

.collab-sep {
  color: var(--border);
  font-size: 20px;
}

/* ─── STRIP ──────────────────────────────── */
.strip {
  background: var(--blue);
  padding: 18px 0;
  overflow: hidden;
  white-space: nowrap;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 25s linear infinite;
}

.strip-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding-right: 40px;
  /* match the gap */
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

.strip-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, .85);
}

.strip-item strong {
  color: #fff;
}

.strip-divider {
  width: 1px;
  height: 20px;
  background: rgba(255, 255, 255, .2);
}

/* ─── ABOUT ──────────────────────────────── */
#about {
  padding: 100px 0;
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-main-card {
  background: var(--off);
  border-radius: 20px;
  padding: 40px;
  border: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.about-main-card::after {
  content: '';
  position: absolute;
  bottom: -30px;
  right: -30px;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: rgba(245, 121, 28, .1);
}

.shield-icon {
  width: 64px;
  height: 64px;
  background: var(--blue);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(2, 101, 166, .3);
}

.shield-icon svg {
  color: #fff;
}

.about-main-card h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text);
}

.about-main-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}

.stat-box {
  background: var(--white);
  border-radius: 12px;
  padding: 16px;
  border: 1px solid var(--border);
  text-align: center;
}

.stat-num {
  font-family: 'Inter', sans-serif;
  font-size: 28px;
  font-weight: 800;
}

.stat-num.blue {
  color: var(--blue);
}

.stat-num.red {
  color: var(--red);
}

.stat-num.orange {
  color: var(--orange);
}

.stat-text {
  font-size: 11px;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: .05em;
  text-transform: uppercase;
}

.about-content h2 {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  margin-bottom: 18px;
  color: var(--text);
}

.about-content h2 span {
  color: var(--blue);
}

.about-content p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 16px;
}

.highlight-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.highlight-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 14px;
  color: var(--text);
}

.hl-dot {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  margin-top: 1px;
}

.hl-dot.blue {
  background: rgba(2, 101, 166, .1);
  color: var(--blue);
}

.hl-dot.red {
  background: rgba(230, 49, 48, .1);
  color: var(--red);
}

.hl-dot.orange {
  background: rgba(245, 121, 28, .1);
  color: var(--orange);
}

/* ─── SCHEDULE ───────────────────────────── */
#schedule {
  padding: 100px 0;
}

.schedule-header {
  text-align: center;
  margin-bottom: 52px;
}

.schedule-header h2 {
  font-size: clamp(26px, 3vw, 40px);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
  margin-bottom: 12px;
}

.schedule-header p {
  font-size: 16px;
  color: var(--muted);
  max-width: 480px;
  margin: 0 auto;
}

.day-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 32px;
  justify-content: center;
}

.day-tab {
  padding: 10px 28px;
  border-radius: 999px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: var(--white);
  color: var(--muted);
  transition: .2s;
}

.day-tab.active {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
  box-shadow: 0 4px 14px rgba(2, 101, 166, .3);
}

.day-panel {
  display: none;
}

.day-panel.active {
  display: block;
}

.schedule-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sched-item {
  display: grid;
  grid-template-columns: 110px 4px 1fr;
  gap: 0 16px;
  align-items: stretch;
  animation: fadeUp .4s ease;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px)
  }

  to {
    opacity: 1;
    transform: none
  }
}

.sched-time {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  padding-top: 18px;
  text-align: right;
  letter-spacing: .03em;
}

.sched-line {
  position: relative;
}

.sched-line::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  background: var(--border);
}

.sched-dot {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid var(--white);
  box-shadow: 0 0 0 2px var(--blue);
  background: var(--blue);
}

.sched-dot.red {
  box-shadow: 0 0 0 2px var(--red);
  background: var(--red);
}

.sched-dot.orange {
  box-shadow: 0 0 0 2px var(--orange);
  background: var(--orange);
}

.sched-body {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 0;
  transition: box-shadow .2s;
  cursor: default;
}

.sched-body:hover {
  box-shadow: var(--shadow);
}

.sched-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 6px;
}

.sched-tag.blue {
  background: rgba(2, 101, 166, .1);
  color: var(--blue);
}

.sched-tag.red {
  background: rgba(230, 49, 48, .1);
  color: var(--red);
}

.sched-tag.orange {
  background: rgba(245, 121, 28, .1);
  color: var(--orange);
}

.sched-tag.gray {
  background: rgba(107, 114, 128, .1);
  color: var(--muted);
}

.sched-body h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.sched-body p {
  font-size: 13px;
  color: var(--muted);
}

.sched-speaker {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
}

.speaker-av {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
}

.speaker-av.blue {
  background: var(--blue);
}

.speaker-av.red {
  background: var(--red);
}

.speaker-av.orange {
  background: var(--orange);
}

.speaker-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

/* ─── REGISTER ───────────────────────────── */
#register {
  padding: 100px 0;
  background: var(--white);
}

.reg-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.reg-info h2 {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.02em;
  margin-bottom: 16px;
}

.reg-info h2 span {
  color: var(--blue);
}

.reg-info p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 28px;
}

.reg-perks {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.perk {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.perk-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.perk-icon.blue {
  background: rgba(2, 101, 166, .1);
  color: var(--blue);
}

.perk-icon.red {
  background: rgba(230, 49, 48, .1);
  color: var(--red);
}

.perk-icon.orange {
  background: rgba(245, 121, 28, .1);
  color: var(--orange);
}

.reg-form-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  box-shadow: 0 8px 40px rgba(2, 101, 166, .10);
  position: relative;
  overflow: hidden;
}

.reg-form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--orange), var(--red));
}

.form-title {
  font-family: 'Inter', sans-serif;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: .04em;
  text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--off);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(2, 101, 166, .1);
  background: #fff;
}

.form-group textarea {
  resize: vertical;
  min-height: 90px;
}

.form-group select {
  cursor: pointer;
}

.form-submit {
  width: 100%;
  padding: 14px;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  font-family: 'Inter', sans-serif;
  border: none;
  cursor: pointer;
  transition: .2s;
  box-shadow: 0 4px 16px rgba(2, 101, 166, .3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 4px;
}

.form-submit:hover {
  background: #014f86;
  transform: translateY(-2px);
}

.form-note {
  text-align: center;
  font-size: 12px;
  color: var(--muted);
  margin-top: 12px;
}

.success-msg {
  display: none;
  text-align: center;
  padding: 20px;
  background: rgba(2, 101, 166, .06);
  border-radius: 12px;
  border: 1px solid rgba(2, 101, 166, .15);
  color: var(--blue);
  font-weight: 600;
  font-size: 15px;
}

/* ─── ORGANIZERS ─────────────────────────── */
#organizers {
  padding: 80px 0;

}

.org-header {
  text-align: center;
  margin-bottom: 52px;
}

.org-header h2 {
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
  margin-bottom: 10px;
}

.org-header p {
  font-size: 15px;
  color: var(--muted);
}

.org-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 760px;
  margin: 0 auto;
}

.org-card {
  background: var(--white);
  border-radius: 20px;
  padding: 40px 32px;
  border: 1px solid var(--border);
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, .05);
  transition: .25s;
}

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

.org-logo-wrap {
  width: 90px;
  height: 90px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, .08);
}

.org-logo-wrap img {
  width: 80px;
  height: 80px;
  object-fit: contain;
}

.org-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.org-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.6;
}

.org-collab {
  text-align: center;
  margin-top: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
}

.collab-line {
  flex: 1;
  height: 1px;
  background: var(--border);
  max-width: 120px;
}

.collab-text {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─── CONTACT ────────────────────────────── */
#contact {
  padding: 100px 0;
  background: var(--white);
}

.contact-header {
  text-align: center;
  margin-bottom: 52px;
}

.contact-header h2 {
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
  margin-bottom: 10px;
}

.contact-header p {
  font-size: 15px;
  color: var(--muted);
  max-width: 440px;
  margin: 0 auto;
}

.contact-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 860px;
  margin: 0 auto;
}

.contact-card {
  background: var(--off);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 24px;
  text-align: center;
  transition: .2s;
}

.contact-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.contact-icon.blue {
  background: rgba(2, 101, 166, .1);
  color: var(--blue);
}

.contact-icon.red {
  background: rgba(230, 49, 48, .1);
  color: var(--red);
}

.contact-icon.orange {
  background: rgba(245, 121, 28, .1);
  color: var(--orange);
}

.contact-card h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text);
}

.contact-card p {
  font-size: 13px;
  color: var(--muted);
}

.contact-card a {
  color: var(--blue);
  text-decoration: none;
  font-weight: 500;
}

.contact-card a:hover {
  text-decoration: underline;
}

/* ─── FOOTER ─────────────────────────────── */
footer {
  background: var(--text);
  color: rgba(255, 255, 255, .7);
  padding: 48px 0 28px;
}

.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 36px;
}

.footer-brand {
  max-width: 280px;
}

.footer-logos {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.footer-logos img {
  height: 36px;
  width: 36px;
  object-fit: contain;
  border-radius: 8px;
  background: rgba(255, 255, 255, .08);
}

.footer-name {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  line-height: 1.35;
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.7;
}

.footer-links h5 {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 14px;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links ul li a {
  font-size: 13px;
  color: rgba(255, 255, 255, .6);
  text-decoration: none;
  transition: color .2s;
}

.footer-links ul li a:hover {
  color: #fff;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, .08);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: rgba(255, 255, 255, .4);
}

.footer-colors {
  display: flex;
  gap: 8px;
  align-items: center;
}

.color-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

/* ─── RESPONSIVE ─────────────────────────── */
@media (max-width: 900px) {

  .hero-grid,
  .about-grid,
  .reg-wrapper {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-grid>div:first-child {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .hero-meta,
  .hero-ctas {
    justify-content: center;
  }

  .hero-grid .countdown-card {
    max-width: 460px;
    margin: 0 auto;
  }

  .org-cards {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

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

  .nav-links {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .mobile-menu.open {
    display: flex;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .contact-cards {
    grid-template-columns: 1fr;
  }

  .hero-meta {
    gap: 12px;
  }

  .hero-ctas {
    flex-direction: column;
    width: 100%;
  }

  .hero-ctas a {
    width: 100%;
    justify-content: center;
  }

  .strip-inner {
    gap: 16px;
  }

  .strip-divider {
    display: none;
  }

  .countdown-grid {
    gap: 6px;
  }

  .count-num {
    font-size: 26px;
  }

  .about-main-card {
    padding: 30px 24px;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

  .sched-item {
    grid-template-columns: 80px 4px 1fr;
    gap: 0 12px;
  }

  .reg-form-card {
    padding: 24px;
  }
}



/* ─── SCHEDULE TREE DESIGN ───────────────────────────── */
#schedule {
  padding: 110px 0;
  background:
    radial-gradient(circle at top left, rgba(2, 101, 166, .08), transparent 32%),
    radial-gradient(circle at bottom right, rgba(245, 121, 28, .10), transparent 35%),
    linear-gradient(180deg, #ffffff 0%, #f7f9fc 100%);
  position: relative;
  overflow: hidden;
}

#schedule::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(2, 101, 166, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2, 101, 166, .04) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

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

.schedule-header {
  text-align: center;
  margin-bottom: 46px;
}

.schedule-header h2 {
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.03em;
  margin-bottom: 12px;
}

.schedule-header p {
  font-size: 16px;
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto;
}

/* Day tabs */
.day-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 46px;
  justify-content: center;
  flex-wrap: wrap;
}

.day-tab {
  padding: 12px 30px;
  border-radius: 999px;
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 800;
  cursor: pointer;
  border: 1px solid rgba(2, 101, 166, .18);
  background: rgba(255, 255, 255, .8);
  color: var(--blue);
  transition: .25s ease;
  box-shadow: 0 8px 24px rgba(2, 101, 166, .08);
  backdrop-filter: blur(10px);
}

.day-tab:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(2, 101, 166, .14);
}

.day-tab.active {
  background: linear-gradient(135deg, var(--blue), #014f86);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 14px 32px rgba(2, 101, 166, .28);
}

.day-panel {
  display: none;
}

.day-panel.active {
  display: block;
}

/* Main tree line */
.schedule-list {
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 34px;
}

.schedule-list::before {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: 50%;
  width: 4px;
  transform: translateX(-50%);
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    var(--blue),
    var(--orange),
    var(--red),
    var(--blue)
  );
  box-shadow: 0 0 0 8px rgba(2, 101, 166, .06);
}

/* Each tree item */
.sched-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 56px 1fr;
  align-items: center;
  gap: 0;
  animation: fadeTree .45s ease both;
}

@keyframes fadeTree {
  from {
    opacity: 0;
    transform: translateY(22px) scale(.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Alternate left-right layout */
.sched-item:nth-child(odd) .sched-time {
  grid-column: 1;
  text-align: right;
  padding-right: 26px;
}

.sched-item:nth-child(odd) .sched-line {
  grid-column: 2;
}

.sched-item:nth-child(odd) .sched-body {
  grid-column: 3;
  margin-left: 26px;
}

.sched-item:nth-child(even) .sched-time {
  grid-column: 3;
  text-align: left;
  padding-left: 26px;
}

.sched-item:nth-child(even) .sched-line {
  grid-column: 2;
}

.sched-item:nth-child(even) .sched-body {
  grid-column: 1;
  grid-row: 1;
  margin-right: 26px;
}

/* Time badge */
.sched-time {
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 800;
  color: var(--blue);
  letter-spacing: .04em;
  position: relative;
}

.sched-time::before {
  content: "●";
  font-size: 9px;
  color: var(--orange);
  margin-right: 8px;
}

.sched-item:nth-child(even) .sched-time::before {
  display: none;
}

.sched-item:nth-child(even) .sched-time::after {
  content: "●";
  font-size: 9px;
  color: var(--orange);
  margin-left: 8px;
}

/* Tree node */
.sched-line {
  position: relative;
  height: 100%;
  min-height: 86px;
}

.sched-line::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 28px;
  height: 2px;
  transform: translateY(-50%);
  background: rgba(2, 101, 166, .25);
}

.sched-item:nth-child(odd) .sched-line::before {
  left: 50%;
}

.sched-item:nth-child(even) .sched-line::before {
  left: auto;
  right: 50%;
}

.sched-dot {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 22px;
  height: 22px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: #fff;
  border: 5px solid var(--blue);
  box-shadow:
    0 0 0 8px rgba(2, 101, 166, .10),
    0 8px 20px rgba(2, 101, 166, .22);
  z-index: 2;
}

.sched-dot::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--blue);
}

.sched-dot.red {
  border-color: var(--red);
  box-shadow:
    0 0 0 8px rgba(230, 49, 48, .10),
    0 8px 20px rgba(230, 49, 48, .20);
}

.sched-dot.red::after {
  background: var(--red);
}

.sched-dot.orange {
  border-color: var(--orange);
  box-shadow:
    0 0 0 8px rgba(245, 121, 28, .13),
    0 8px 20px rgba(245, 121, 28, .22);
}

.sched-dot.orange::after {
  background: var(--orange);
}

.sched-dot.gray {
  border-color: #9ca3af;
  box-shadow:
    0 0 0 8px rgba(107, 114, 128, .10),
    0 8px 20px rgba(107, 114, 128, .16);
}

.sched-dot.gray::after {
  background: #9ca3af;
}

/* Card body */
.sched-body {
  position: relative;
  background: rgba(255, 255, 255, .88);
  border: 1px solid rgba(229, 231, 235, .95);
  border-radius: 22px;
  padding: 22px 24px;
  box-shadow: 0 16px 42px rgba(2, 101, 166, .09);
  backdrop-filter: blur(12px);
  transition: .28s ease;
  overflow: hidden;
}

.sched-body::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: linear-gradient(180deg, var(--blue), var(--orange));
  border-radius: 22px 0 0 22px;
}

.sched-item:nth-child(even) .sched-body::before {
  left: auto;
  right: 0;
  border-radius: 0 22px 22px 0;
}

.sched-body::after {
  content: "";
  position: absolute;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  right: -45px;
  bottom: -45px;
  background: rgba(2, 101, 166, .06);
}

.sched-item:nth-child(even) .sched-body::after {
  right: auto;
  left: -45px;
}

.sched-body:hover {
  transform: translateY(-5px);
  box-shadow: 0 22px 48px rgba(2, 101, 166, .16);
  border-color: rgba(2, 101, 166, .18);
}

.sched-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .10em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.sched-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.sched-tag.blue {
  background: rgba(2, 101, 166, .10);
  color: var(--blue);
}

.sched-tag.red {
  background: rgba(230, 49, 48, .10);
  color: var(--red);
}

.sched-tag.orange {
  background: rgba(245, 121, 28, .12);
  color: var(--orange);
}

.sched-tag.gray {
  background: rgba(107, 114, 128, .10);
  color: var(--muted);
}

.sched-body h4 {
  position: relative;
  z-index: 1;
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.35;
}

.sched-body p {
  position: relative;
  z-index: 1;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.7;
}

.sched-speaker {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed rgba(107, 114, 128, .25);
}

.speaker-av {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.speaker-av.blue {
  background: var(--blue);
}

.speaker-av.red {
  background: var(--red);
}

.speaker-av.orange {
  background: var(--orange);
}

.speaker-name {
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
}

/* Mobile responsive */
@media (max-width: 768px) {
  #schedule {
    padding: 80px 0;
  }

  .schedule-header {
    margin-bottom: 34px;
  }

  .day-tabs {
    margin-bottom: 34px;
  }

  .day-tab {
    width: 100%;
    max-width: 320px;
  }

  .schedule-list {
    gap: 24px;
    max-width: 100%;
    padding-left: 18px;
  }

  .schedule-list::before {
    left: 18px;
    transform: none;
    width: 3px;
  }

  .sched-item,
  .sched-item:nth-child(odd),
  .sched-item:nth-child(even) {
    display: grid;
    grid-template-columns: 38px 1fr;
    gap: 0;
    align-items: start;
  }

  .sched-item:nth-child(odd) .sched-line,
  .sched-item:nth-child(even) .sched-line {
    grid-column: 1;
    grid-row: 1 / span 2;
    min-height: 100%;
  }

  .sched-item:nth-child(odd) .sched-time,
  .sched-item:nth-child(even) .sched-time {
    grid-column: 2;
    grid-row: 1;
    text-align: left;
    padding: 0 0 8px 14px;
    font-size: 12px;
  }

  .sched-item:nth-child(even) .sched-time::after {
    display: none;
  }

  .sched-item:nth-child(even) .sched-time::before {
    display: inline;
  }

  .sched-item:nth-child(odd) .sched-body,
  .sched-item:nth-child(even) .sched-body {
    grid-column: 2;
    grid-row: 2;
    margin: 0 0 0 14px;
  }

  .sched-line::before,
  .sched-item:nth-child(odd) .sched-line::before,
  .sched-item:nth-child(even) .sched-line::before {
    top: 18px;
    left: 18px;
    right: auto;
    width: 24px;
  }

  .sched-dot {
    top: 18px;
    left: 18px;
    width: 20px;
    height: 20px;
  }

  .sched-body {
    border-radius: 18px;
    padding: 20px;
  }

  .sched-item:nth-child(even) .sched-body::before {
    left: 0;
    right: auto;
    border-radius: 18px 0 0 18px;
  }

  .sched-item:nth-child(even) .sched-body::after {
    left: auto;
    right: -45px;
  }
}

@media (max-width: 480px) {
  .schedule-list {
    padding-left: 8px;
  }

  .schedule-list::before {
    left: 12px;
  }

  .sched-item,
  .sched-item:nth-child(odd),
  .sched-item:nth-child(even) {
    grid-template-columns: 28px 1fr;
  }

  .sched-line::before,
  .sched-item:nth-child(odd) .sched-line::before,
  .sched-item:nth-child(even) .sched-line::before {
    left: 12px;
    width: 18px;
  }

  .sched-dot {
    left: 12px;
    width: 18px;
    height: 18px;
    border-width: 4px;
  }

  .sched-item:nth-child(odd) .sched-time,
  .sched-item:nth-child(even) .sched-time,
  .sched-item:nth-child(odd) .sched-body,
  .sched-item:nth-child(even) .sched-body {
    margin-left: 10px;
    padding-left: 12px;
  }

  .sched-body h4 {
    font-size: 15px;
  }
}



/* ─── HERO WITH IMAGE + BLUE OVERLAY ───────────────── */
#hero {
  padding: 130px 0 80px;
  position: relative;
  overflow: hidden;

  background:
    linear-gradient(
      135deg,
      rgba(3, 35, 56, 0.88),
       rgb(1, 16, 27)
    ),
    url("diuuuuu.png");

  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* soft decorative glow */
#hero::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -120px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, .16) 0%, transparent 90%);
  pointer-events: none;
}

#hero::after {
  content: '';
  position: absolute;
  bottom: -80px;
  left: -80px;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245, 121, 28, .20) 0%, transparent 70%);
  pointer-events: none;
}

/* keep hero content above overlay */
#hero .container {
  position: relative;
  z-index: 2;
}

/* text readable on image */
#hero .hero-title {
  color: #ffffff;
}

#hero .hero-desc {
  color: rgba(255, 255, 255, .86);
}

#hero .hero-meta-item {
  color: rgba(255, 255, 255, .88);
}

#hero .hero-meta-item svg {
  color: #ffffff;
}

/* better accent colors on dark/blue image */
#hero .hero-title .accent-blue {
  color: #ffffff;
}

#hero .hero-title .accent-red {
  color: #ffb4b4;
}

#hero .hero-title .accent-orange {
  color: #ffd19b;
}