/* ──────────────────────────────────────────────────────────
   CHAIC 2026 — refined design system
   ────────────────────────────────────────────────────────── */

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

:root {
  /* Primary palette */
  --dark: #050d1e;
  --dark-2: #0a1628;
  --gold: #f5b800;
  --gold-2: #ffd24d;
  --gold-hover: #e0a800;
  --silver: #c7ccd4;
  --silver-2: #e6ebf2;
  --silver-soft: rgba(199, 204, 212, 0.16);
  --navy-btn: #1a3e7a;
  --navy-btn-hover: #15326a;

  /* Caribbean teal accent */
  --accent: #06b6d4;
  --accent-2: #22d3ee;
  --accent-deep: #0e7490;

  /* Soft fills */
  --accent-soft: rgba(6, 182, 212, 0.12);
  --accent-softer: rgba(6, 182, 212, 0.06);
  --gold-soft: rgba(245, 184, 0, 0.14);
  --gold-softer: rgba(245, 184, 0, 0.06);

  /* Section backgrounds */
  --section-dark: #0d1b2e;
  --section-darker: #0d1117;
  --light-bg: #eef2f9;
  --light-bg-2: #f7f9fd;

  /* Text on light bg */
  --ink-1: #0d1b2e;
  --ink-2: #2b3344;
  --ink-3: #51607a;

  /* Shadows */
  --shadow-sm: 0 8px 20px -10px rgba(5, 13, 30, 0.25);
  --shadow-md: 0 20px 50px -20px rgba(5, 13, 30, 0.28);
  --shadow-lg: 0 30px 70px -20px rgba(5, 13, 30, 0.4);
  --shadow-glow-teal: 0 18px 48px -18px rgba(6, 182, 212, 0.45);
  --shadow-glow-gold: 0 18px 48px -18px rgba(245, 184, 0, 0.45);

  /* Gradients */
  --grad-headline: linear-gradient(
    135deg,
    #f5b800 0%,
    #ffd24d 45%,
    #22d3ee 100%
  );
  --grad-accent: linear-gradient(135deg, #06b6d4 0%, #0e7490 100%);
  --grad-gold-accent: linear-gradient(135deg, #f5b800 0%, #22d3ee 100%);
  --grad-card-border: linear-gradient(
    135deg,
    rgba(34, 211, 238, 0.5),
    rgba(245, 184, 0, 0.5) 50%,
    rgba(26, 62, 122, 0.5)
  );

  /* Layout */
  --nav-h: 72px;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --font-heading: "Space Grotesk", system-ui, -apple-system, sans-serif;
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 8px);
}

body {
  font-family: var(--font);
  background: var(--dark);
  color: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  letter-spacing: -0.015em;
}

a {
  -webkit-tap-highlight-color: transparent;
}

/* Global focus ring */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* Scroll-reveal utility */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s var(--ease),
    transform 0.7s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ── NAVBAR ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  height: var(--nav-h);
  box-shadow: 0 1px 0 rgba(13, 27, 46, 0.06);
  transition:
    background 0.25s var(--ease),
    box-shadow 0.25s var(--ease);
}
.navbar.is-scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 10px 30px -16px rgba(13, 27, 46, 0.25);
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  height: 100%;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  position: relative;
}

.nav-logo img {
  height: 50px;
  width: auto;
  display: block;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  flex: 1;
  justify-content: center;
  align-items: center;
}

.nav-contact-item {
  position: absolute;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
}

.nav-menu a {
  text-decoration: none;
  color: #1a1a2e;
  font-size: 0.95rem;
  font-weight: 500;
  position: relative;
  transition: color 0.2s;
}
.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -6px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: right 0.25s var(--ease);
}
.nav-menu a:hover {
  color: var(--accent-deep);
}
.nav-menu a:hover::after {
  right: 0;
}
.nav-contact-item a::after {
  display: none;
}

.btn-contact {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--navy-btn);
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.55rem 0.7rem 0.55rem 1.3rem;
  border-radius: 50px;
  white-space: nowrap;
  transition:
    background 0.2s,
    transform 0.2s var(--ease),
    box-shadow 0.2s;
}
.btn-contact:hover {
  background: var(--navy-btn-hover);
  transform: translateY(-1px);
  box-shadow: 0 12px 24px -10px rgba(26, 62, 122, 0.5);
}
.nav-contact-item .btn-contact {
  color: #fff;
}

.btn-circle-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: #fff;
  color: var(--navy-btn);
  border-radius: 50%;
  font-size: 1rem;
  font-weight: 700;
  transition: transform 0.2s var(--ease);
}
.btn-contact:hover .btn-circle-nav {
  transform: translateX(2px);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-shrink: 0;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #1a1a2e;
  border-radius: 2px;
  transition: all 0.25s var(--ease);
}
.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── HERO ── */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h));
  background: var(--dark);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.hero-brain {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

@media (min-width: 768px) {
  .hero-brain {
    filter: blur(3px);
  }
}

.hero-brain-video,
.hero-brain-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-brain-video {
  display: block;
}
.hero-brain-img {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .hero-brain-video {
    display: none;
  }
  .hero-brain-img {
    display: block;
  }
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 70% 90% at 18% 50%,
      rgba(5, 13, 30, 0.82) 0%,
      rgba(5, 13, 30, 0.55) 40%,
      rgba(5, 13, 30, 0.18) 70%,
      transparent 90%
    ),
    radial-gradient(
      circle at 78% 35%,
      rgba(6, 182, 212, 0.18) 0%,
      transparent 55%
    ),
    linear-gradient(
      to bottom,
      transparent 60%,
      rgba(5, 13, 30, 0.78) 100%
    );
  z-index: 2;
}

/* Soft animated glow behind hero title */
.hero-glow {
  position: absolute;
  z-index: 2;
  top: 40%;
  left: 8%;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(34, 211, 238, 0.18) 0%,
    rgba(34, 211, 238, 0.05) 35%,
    transparent 65%
  );
  filter: blur(20px);
  pointer-events: none;
  animation: glow-drift 18s ease-in-out infinite;
}
@keyframes glow-drift {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.7;
  }
  50% {
    transform: translate(40px, -30px) scale(1.1);
    opacity: 1;
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero-glow {
    animation: none;
  }
}

.hero-body {
  position: relative;
  z-index: 3;
  flex: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 2.5rem 4rem;
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding-bottom: 1rem;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 1rem 0.45rem 0.85rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  margin-bottom: 1.5rem;
  width: fit-content;
}
.hero-eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 12px rgba(34, 211, 238, 0.9);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,
  100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.4);
    opacity: 0.65;
  }
}
@media (prefers-reduced-motion: reduce) {
  .hero-eyebrow::before {
    animation: none;
  }
}
.hero-venue {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 0.6rem;
  margin-bottom: 1.75rem;
  text-decoration: none;
  transition: color 0.2s ease;
}
.hero-venue:hover {
  color: rgba(255, 255, 255, 0.9);
}
.hero-venue:hover svg {
  opacity: 1;
}
.hero-venue svg {
  flex-shrink: 0;
  color: var(--accent-2);
  opacity: 0.8;
}

.countdown {
  display: flex;
  gap: 1.1rem;
  align-items: stretch;
}

.cd-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  padding: 0.85rem 1rem 0.7rem;
  min-width: 88px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}
.cd-unit::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 18%;
  right: 18%;
  height: 2px;
  background: var(--grad-gold-accent);
  border-radius: 2px;
  opacity: 0.85;
}

.cd-num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
}

.cd-label {
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
}

.hero-bottom-left {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: clamp(2.5rem, 9vh, 5.5rem);
}

.event-meta {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.88rem;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}
.meta-item svg {
  color: var(--accent-2);
}

.meta-dot {
  color: rgba(255, 255, 255, 0.35);
}

.hero-title {
  font-size: clamp(2.8rem, 4.8vw, 5.2rem);
  font-weight: 700;
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: #fff;
}

.hero-accent {
  background: var(--grad-headline);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.hero-right {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  align-items: flex-end;
  padding: 0;
}

.btn-agenda {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  color: #fff;
  text-decoration: none;
  padding: 0.7rem 0.7rem 0.7rem 1.4rem;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition:
    background 0.25s var(--ease),
    border-color 0.25s var(--ease),
    transform 0.25s var(--ease);
}
.btn-agenda:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

.btn-circle-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border-radius: 50%;
  font-size: 0.9rem;
  transition: transform 0.25s var(--ease);
}
.btn-agenda:hover .btn-circle-ghost {
  transform: translateX(3px);
}

.hero-right-bottom {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 1.25rem;
}

.hero-sub {
  text-align: right;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1rem;
  line-height: 1.65;
  font-weight: 400;
  max-width: 420px;
}

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

@keyframes btn-pulse {
  0%,
  100% {
    box-shadow:
      0 0 18px rgba(245, 184, 0, 0.5),
      0 6px 16px rgba(0, 0, 0, 0.35);
  }
  50% {
    box-shadow:
      0 0 38px rgba(245, 184, 0, 0.85),
      0 6px 22px rgba(0, 0, 0, 0.4);
  }
}

.btn-register {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  background: var(--gold);
  color: var(--dark);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 0.9rem 0.9rem 0.9rem 1.75rem;
  border-radius: 50px;
  animation: btn-pulse 2.8s ease-in-out infinite;
  transition:
    background 0.2s,
    box-shadow 0.2s,
    transform 0.25s var(--ease);
}
.btn-register:hover {
  background: var(--gold-hover);
  animation: none;
  box-shadow:
    0 0 40px rgba(245, 184, 0, 0.8),
    0 10px 30px -6px rgba(0, 0, 0, 0.45);
  transform: translateY(-2px) scale(1.03);
}
@media (prefers-reduced-motion: reduce) {
  .btn-register {
    animation: none;
  }
}

.btn-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--dark);
  color: var(--gold);
  border-radius: 50%;
  font-size: 1rem;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease);
}
.btn-register:hover .btn-circle {
  transform: translateX(3px);
}

/* Floating AMRC brand mark (top-right of hero) */
.hero-amrc {
  position: absolute;
  right: 4rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 20;
}
.hero-amrc img {
  height: clamp(120px, 14vw, 200px);
  width: auto;
  display: block;
  filter: drop-shadow(0 6px 20px rgba(0, 0, 0, 0.35));
  transition: transform 0.25s var(--ease);
}
.hero-amrc:hover img {
  transform: scale(1.04);
}

/* Rounded corners for non-transparent square logos */
.logo-rounded {
  border-radius: 12px;
}

/* Sponsors bar (inside hero) */
.sponsors-bar {
  position: relative;
  z-index: 3;
  padding: 1.25rem 4rem 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
}

.sponsors-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.sponsors-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    rgba(255, 255, 255, 0.25),
    transparent
  );
}

.sponsors-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.sponsors-logos img {
  height: 60px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  opacity: 0.88;
  filter: brightness(1.05);
  transition:
    opacity 0.25s,
    transform 0.25s var(--ease);
}
.sponsors-logos img:hover {
  opacity: 1;
  transform: translateY(-2px);
}
.sponsors-logos img:nth-child(2) {
  height: 46px;
}
.sponsors-logos img:nth-child(3) {
  height: 84px;
}
.sponsors-logos img:nth-child(4) {
  height: 76px;
}

/* ── SECTIONS ── */
.section {
  padding: 6rem 2rem;
}

.section-light {
  background: var(--light-bg);
  color: var(--ink-1);
  position: relative;
}
.section-light::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 60% 40% at 20% 0%,
      rgba(6, 182, 212, 0.05),
      transparent 70%
    ),
    radial-gradient(
      ellipse 50% 40% at 90% 100%,
      rgba(245, 184, 0, 0.05),
      transparent 70%
    );
  pointer-events: none;
}
.section-light > * {
  position: relative;
}

.section-dark {
  background: var(--section-dark);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.section-dark::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 60% 50% at 100% 0%,
      rgba(6, 182, 212, 0.08),
      transparent 70%
    ),
    radial-gradient(
      ellipse 50% 50% at 0% 100%,
      rgba(245, 184, 0, 0.06),
      transparent 70%
    );
  pointer-events: none;
}
.section-dark > * {
  position: relative;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 0.85rem;
}
.section-dark .section-eyebrow {
  color: var(--accent-2);
}
.section-light .section-eyebrow {
  color: var(--accent-deep);
}
.section-eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  opacity: 0.85;
}

.section-title {
  font-size: clamp(2rem, 3.3vw, 2.6rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  line-height: 1.1;
}
.section-header {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 3rem;
}

.section-desc {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  line-height: 1.75;
  font-size: 1rem;
  color: var(--ink-2);
}
.section-dark .section-desc {
  color: rgba(255, 255, 255, 0.7);
}

/* ── ABOUT ── */
.about-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, var(--navy-btn), #2a5499);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.45rem 1.1rem;
  border-radius: 50px;
  margin-bottom: 1.25rem;
  letter-spacing: 0.04em;
  box-shadow: 0 8px 24px -10px rgba(26, 62, 122, 0.5);
}
.about-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
}

.about-title {
  font-size: clamp(2.1rem, 3.6vw, 2.9rem);
  font-weight: 700;
  color: var(--ink-1);
  line-height: 1.08;
  margin-bottom: 2rem;
  letter-spacing: -0.025em;
}

.about-accent {
  background: linear-gradient(
    135deg,
    var(--gold) 0%,
    var(--accent-deep) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Stats row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2.5rem 0 3rem;
  padding: 1.75rem 1.5rem;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(13, 27, 46, 0.06);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  text-align: center;
  position: relative;
}
.stat-item + .stat-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 60%;
  background: rgba(13, 27, 46, 0.1);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 2.6vw, 2.4rem);
  font-weight: 700;
  background: linear-gradient(
    135deg,
    var(--gold) 0%,
    var(--accent-deep) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  line-height: 1;
  letter-spacing: -0.03em;
}

.stat-label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.about-image-col {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #111;
  aspect-ratio: 3 / 4;
  box-shadow: var(--shadow-lg);
  outline: 1px solid rgba(6, 182, 212, 0.15);
  outline-offset: 0;
}

.about-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.about-content-col {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about-block {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.about-sub-title {
  font-size: clamp(1.1rem, 1.6vw, 1.3rem);
  font-weight: 700;
  color: var(--navy-btn);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.about-text {
  color: var(--ink-2);
  font-size: 0.97rem;
  line-height: 1.75;
}

/* Experience grid (replaces bullet list) */
.experience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
  margin-top: 0.5rem;
}

.experience-card {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem 1rem 1rem 0.9rem;
  background: #fff;
  border: 1px solid rgba(13, 27, 46, 0.06);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.3s var(--ease),
    box-shadow 0.3s var(--ease),
    border-color 0.3s;
}
.experience-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(6, 182, 212, 0.25);
}

.experience-card-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent-deep);
  display: flex;
  align-items: center;
  justify-content: center;
}
.experience-card-icon svg {
  width: 20px;
  height: 20px;
}
.experience-card:nth-child(even) .experience-card-icon {
  background: var(--gold-soft);
  color: #a37700;
}

.experience-card-text {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--ink-2);
  font-weight: 500;
}

/* ── SPEAKERS ── */
.section-speakers-light {
  background: var(--light-bg);
  color: var(--ink-1);
  position: relative;
  overflow: hidden;
}

.speakers-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 4rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 6rem 3rem;
  align-items: stretch;
}

.speakers-intro {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  align-self: start;
}

.speakers-eyebrow {
  display: inline-flex;
  align-items: center;
  background: var(--navy-btn);
  color: var(--gold);
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  width: fit-content;
  letter-spacing: 0.01em;
}

.speakers-title {
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 4vw, 3.75rem);
  font-weight: 700;
  color: var(--navy-btn);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.speakers-desc {
  color: var(--navy-btn);
  font-size: 1.1rem;
  line-height: 1.55;
  max-width: 32ch;
  opacity: 0.9;
}

.speakers-cta-card {
  background: var(--ink-1);
  color: rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: auto;
  box-shadow: var(--shadow-md);
}

.speakers-cta-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.speakers-cta-icon svg {
  width: 22px;
  height: 22px;
}

.speakers-cta-card p {
  font-size: 0.98rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.82);
}

.speakers-cta-btn {
  align-self: flex-start;
  background: #fff;
  color: var(--ink-1);
  padding: 0.75rem 1.35rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.speakers-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -10px rgba(0, 0, 0, 0.45);
}
.speakers-cta-btn svg {
  width: 16px;
  height: 16px;
}

/* RIGHT: dual vertical marquee */
.speakers-marquee {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  height: 720px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 7%, #000 93%, transparent);
          mask-image: linear-gradient(to bottom, transparent, #000 7%, #000 93%, transparent);
}

.speakers-col {
  overflow: hidden;
  position: relative;
}

.speakers-track {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  will-change: transform;
  animation: speakers-marquee-up 32s linear infinite;
}
.speakers-col--down .speakers-track {
  animation-name: speakers-marquee-down;
}
.speakers-col:hover .speakers-track {
  animation-play-state: paused;
}

@keyframes speakers-marquee-up {
  0%   { transform: translateY(0); }
  100% { transform: translateY(-50%); }
}
@keyframes speakers-marquee-down {
  0%   { transform: translateY(-50%); }
  100% { transform: translateY(0); }
}

.speaker-card {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: 18px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 12px 30px -16px rgba(10, 30, 60, 0.3);
  background: var(--ink-1);
}
.speaker-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.speaker-card-overlay {
  position: absolute;
  inset: auto 0 0 0;
  padding: 1.25rem;
  color: #fff;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.5) 55%, rgba(0, 0, 0, 0) 100%);
}
.speaker-card-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.015em;
  line-height: 1.2;
}
.speaker-card-role {
  font-size: 0.85rem;
  opacity: 0.85;
  line-height: 1.4;
  margin-top: 0.3rem;
}

@media (prefers-reduced-motion: reduce) {
  .speakers-track {
    animation: none;
  }
}

/* ── AGENDA ── */
.agenda-section {
  background: var(--section-darker);
  color: #fff;
  padding: 0;
  position: relative;
  overflow: hidden;
}
.agenda-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 50% 40% at 0% 20%,
      rgba(6, 182, 212, 0.07),
      transparent 60%
    ),
    radial-gradient(
      ellipse 50% 40% at 100% 80%,
      rgba(245, 184, 0, 0.05),
      transparent 60%
    );
  pointer-events: none;
}

.agenda-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 4rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 6rem 3rem;
  align-items: start;
  position: relative;
}

.agenda-left {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}

.agenda-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.agenda-label::before {
  content: "";
  width: 28px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}

/* iOS-style segmented control */
.agenda-day-tabs {
  position: relative;
  display: inline-flex;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4px;
  border-radius: 50px;
  margin-bottom: 1.5rem;
  gap: 0;
}
.agenda-day-tabs::before {
  content: "";
  position: absolute;
  top: 4px;
  left: 4px;
  width: calc(50% - 4px);
  height: calc(100% - 8px);
  background: linear-gradient(
    135deg,
    rgba(6, 182, 212, 0.25),
    rgba(245, 184, 0, 0.18)
  );
  border: 1px solid rgba(34, 211, 238, 0.45);
  border-radius: 50px;
  transition: transform 0.4s var(--ease);
  z-index: 0;
}
.agenda-day-tabs[data-active="day2"]::before {
  transform: translateX(100%);
}

.agenda-day-btn {
  padding: 0.55rem 1.4rem;
  border: none;
  background: transparent;
  color: rgba(255, 255, 255, 0.55);
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.82rem;
  cursor: pointer;
  font-family: var(--font);
  transition: color 0.3s var(--ease);
  position: relative;
  z-index: 1;
  white-space: nowrap;
}
.agenda-day-btn.active {
  color: #fff;
}

.agenda-title {
  font-size: clamp(2rem, 3.2vw, 2.7rem);
  font-weight: 700;
  line-height: 1.08;
  color: #fff;
  margin-bottom: 0.75rem;
  letter-spacing: -0.025em;
}
.agenda-title-accent {
  background: var(--grad-headline);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.agenda-stats {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.agenda-stat {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
  font-weight: 500;
}
.agenda-stat strong {
  color: #fff;
  font-weight: 700;
}
.agenda-stat::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  opacity: 0.8;
}

.agenda-desc {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 0.75rem;
}
.agenda-venue-note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 2rem;
}
.agenda-venue-note svg {
  flex-shrink: 0;
  color: var(--accent-2);
  opacity: 0.7;
}

.agenda-info-box {
  position: relative;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow: hidden;
}
.agenda-info-box::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  padding: 1px;
  background: var(--grad-card-border);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.agenda-info-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.agenda-info-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--accent-2);
}

.agenda-info-box p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  line-height: 1.65;
}

.btn-get-tickets {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #fff;
  color: #0d1117;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 700;
  padding: 0.7rem 1.4rem;
  border-radius: 50px;
  align-self: flex-start;
  transition:
    background 0.25s,
    color 0.25s,
    transform 0.25s var(--ease),
    box-shadow 0.25s;
}
.btn-get-tickets:hover {
  background: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -10px rgba(245, 184, 0, 0.5);
}
.btn-get-tickets svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s var(--ease);
}
.btn-get-tickets:hover svg {
  transform: translateX(3px);
}

/* Day content + smooth fade-swap */
.agenda-day-content {
  display: block;
  transition: opacity 0.25s var(--ease);
}
.agenda-day-content.hidden {
  display: none;
}
.agenda-day-content.is-fading {
  opacity: 0;
}

/* TIMELINE */
.agenda-timeline {
  position: relative;
  padding-left: 0;
}
.agenda-timeline::before {
  content: "";
  position: absolute;
  left: 104px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(34, 211, 238, 0.45) 6%,
    rgba(255, 255, 255, 0.18) 50%,
    rgba(245, 184, 0, 0.45) 94%,
    transparent 100%
  );
}

/* Phase divider */
.agenda-phase {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 28px;
  align-items: center;
  padding: 1.5rem 0 1rem;
}
.agenda-phase:first-child {
  padding-top: 0;
}
.agenda-phase-marker {
  justify-self: end;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}
.agenda-phase[data-phase="morning"] .agenda-phase-marker {
  color: var(--gold);
}
.agenda-phase[data-phase="afternoon"] .agenda-phase-marker {
  color: var(--accent-2);
}
.agenda-phase[data-phase="evening"] .agenda-phase-marker {
  color: #a78bfa;
}
.agenda-phase-label {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.78);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.agenda-phase-label::before {
  content: "";
  width: 36px;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
}
.agenda-phase-label span {
  color: rgba(255, 255, 255, 0.4);
  font-weight: 500;
  font-size: 0.82rem;
}

/* Agenda card on timeline */
.agenda-card {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 28px;
  position: relative;
  margin-bottom: 1.25rem;
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
  padding: 0;
  overflow: visible;
}

/* Node on the spine */
.agenda-card::before {
  content: "";
  position: absolute;
  left: 99px;
  top: 1.5rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: rgba(13, 17, 23, 1);
  border: 2px solid rgba(255, 255, 255, 0.4);
  z-index: 1;
  transition: all 0.3s var(--ease);
}
.agenda-card[data-track="keynote"]::before {
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 0 4px rgba(245, 184, 0, 0.18);
}
.agenda-card[data-track="panel"]::before {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.2);
}
.agenda-card[data-track="workshop"]::before {
  background: #6366f1;
  border-color: #6366f1;
  box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}
.agenda-card[data-track="networking"]::before {
  background: #f97362;
  border-color: #f97362;
  box-shadow: 0 0 0 4px rgba(249, 115, 98, 0.2);
}
.agenda-card[data-track="break"]::before {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(255, 255, 255, 0.7);
}
.agenda-card[data-track="lunch"]::before {
  background: #10b981;
  border-color: #10b981;
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.22);
}
.agenda-card:hover::before {
  transform: scale(1.25);
}

/* Connector line from spine to card */
.agenda-card::after {
  content: "";
  position: absolute;
  left: 110px;
  top: calc(1.5rem + 5px);
  width: 22px;
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.agenda-card-rail {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.2rem;
  padding-top: 1.25rem;
  padding-right: 0.5rem;
  text-align: right;
}

.agenda-time {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.agenda-duration {
  font-size: 0.72rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 0.04em;
}

.agenda-card-body {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.02)
  );
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.4rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  transition:
    transform 0.3s var(--ease),
    border-color 0.3s var(--ease),
    box-shadow 0.3s var(--ease),
    background 0.3s var(--ease);
  position: relative;
}
.agenda-card:hover .agenda-card-body {
  transform: translateX(2px);
  border-color: rgba(6, 182, 212, 0.25);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.06),
    rgba(255, 255, 255, 0.03)
  );
  box-shadow: 0 14px 36px -18px rgba(6, 182, 212, 0.4);
}

.agenda-card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.15rem;
}

/* Track pills */
.agenda-track-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
}
.agenda-card[data-track="keynote"] .agenda-track-pill {
  background: rgba(245, 184, 0, 0.14);
  color: var(--gold);
}
.agenda-card[data-track="panel"] .agenda-track-pill {
  background: rgba(6, 182, 212, 0.14);
  color: var(--accent-2);
}
.agenda-card[data-track="workshop"] .agenda-track-pill {
  background: rgba(99, 102, 241, 0.16);
  color: #a5b4fc;
}
.agenda-card[data-track="networking"] .agenda-track-pill {
  background: rgba(249, 115, 98, 0.16);
  color: #fca5a5;
}
.agenda-card[data-track="break"] .agenda-track-pill {
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.6);
}
.agenda-card[data-track="lunch"] .agenda-track-pill {
  background: rgba(16, 185, 129, 0.16);
  color: #6ee7b7;
}

.agenda-card-location {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 500;
}
.agenda-card-location svg {
  width: 12px;
  height: 12px;
}

.agenda-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.agenda-card-subtitle {
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.9rem;
  line-height: 1.6;
}

.agenda-card-speaker {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.5rem;
  padding-top: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.agenda-speaker-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.78rem;
  color: #fff;
  letter-spacing: -0.01em;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}
.agenda-speaker-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.agenda-speaker-avatar[data-color-index="0"] {
  background: linear-gradient(135deg, #1a3e7a, #06b6d4);
}
.agenda-speaker-avatar[data-color-index="1"] {
  background: linear-gradient(135deg, #f5b800, #ff8c42);
}
.agenda-speaker-avatar[data-color-index="2"] {
  background: linear-gradient(135deg, #06b6d4, #0e7490);
}
.agenda-speaker-avatar[data-color-index="3"] {
  background: linear-gradient(135deg, #4f46e5, #1a3e7a);
}

.agenda-speaker-info {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.agenda-speaker-name {
  font-size: 0.86rem;
  font-weight: 700;
  color: #fff;
}

.agenda-speaker-role {
  font-size: 0.76rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Day 2 placeholder card */
.agenda-day2-placeholder {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 28px;
  margin-bottom: 1.5rem;
}
.agenda-day2-placeholder-rail {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  padding-top: 1.5rem;
  padding-right: 0.5rem;
  gap: 0.2rem;
}
.agenda-day2-placeholder-rail .agenda-time {
  color: rgba(255, 255, 255, 0.55);
}
.agenda-day2-card {
  position: relative;
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.04),
    rgba(255, 255, 255, 0.015)
  );
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
  overflow: hidden;
  isolation: isolate;
}
.agenda-day2-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-md);
  padding: 1.5px;
  background: linear-gradient(
    135deg,
    rgba(34, 211, 238, 0.65),
    rgba(245, 184, 0, 0.65),
    rgba(34, 211, 238, 0.65)
  );
  background-size: 200% 200%;
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  animation: gradient-shift 6s linear infinite;
}
@keyframes gradient-shift {
  0% {
    background-position: 0% 0%;
  }
  100% {
    background-position: 200% 200%;
  }
}
@media (prefers-reduced-motion: reduce) {
  .agenda-day2-card::before {
    animation: none;
  }
}

/* Day 2 node */
.agenda-day2-placeholder::before {
  content: "";
  position: absolute;
  left: 99px;
  top: 2rem;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--section-darker);
  border: 2px solid var(--accent-2);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.2);
}
.agenda-day2-placeholder {
  position: relative;
}
.agenda-day2-placeholder::after {
  content: "";
  position: absolute;
  left: 110px;
  top: calc(2rem + 5px);
  width: 22px;
  height: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.agenda-day2-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-soft), var(--gold-soft));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.5rem;
}
.agenda-day2-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent-2);
}

.agenda-day2-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}
.agenda-day2-text {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 480px;
}
.agenda-day2-tracks {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.25rem;
}
.agenda-day2-tracks span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.7rem;
  border-radius: 50px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.75);
}
.agenda-day2-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 0.7rem 1.4rem;
  background: var(--gold);
  color: var(--dark);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 50px;
  transition:
    background 0.2s,
    transform 0.25s var(--ease),
    box-shadow 0.25s;
}
.agenda-day2-cta:hover {
  background: var(--gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -10px rgba(245, 184, 0, 0.5);
}
.agenda-day2-cta svg {
  width: 14px;
  height: 14px;
  transition: transform 0.25s var(--ease);
}
.agenda-day2-cta:hover svg {
  transform: translateX(3px);
}

/* ── SPONSORS FULL ── */
.sponsors-subtitle {
  text-align: center;
  color: rgba(255, 255, 255, 0.65);
  font-size: 1rem;
  line-height: 1.75;
  margin-bottom: 3rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.sponsors-carousel-wrap {
  overflow: hidden;
  position: relative;
  margin-bottom: 3rem;
  -webkit-mask-image: linear-gradient(
    to right,
    transparent,
    #000 10%,
    #000 90%,
    transparent
  );
  mask-image: linear-gradient(
    to right,
    transparent,
    #000 10%,
    #000 90%,
    transparent
  );
}

.sponsors-track {
  display: flex;
  width: max-content;
  animation: scroll-sponsors 15s linear infinite;
  padding: 1.25rem 0;
}

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

@keyframes scroll-sponsors {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-25%);
  }
}
@media (prefers-reduced-motion: reduce) {
  .sponsors-track {
    animation: none;
  }
}

.sponsor-card {
  position: relative;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  width: 280px;
  height: 130px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 2rem;
  flex-shrink: 0;
  margin-right: 1.25rem;
  box-shadow: inset 0 0 30px rgba(255, 255, 255, 0.02);
  transition:
    background 0.3s,
    border-color 0.3s;
}
.sponsor-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(34, 211, 238, 0.2);
}

.sponsor-card[data-tier="gold"] {
  border-color: rgba(245, 184, 0, 0.35);
  box-shadow:
    inset 0 0 30px rgba(245, 184, 0, 0.06),
    0 10px 28px -16px rgba(245, 184, 0, 0.35);
}
.sponsor-card[data-tier="gold"]:hover {
  border-color: rgba(245, 184, 0, 0.55);
  background: rgba(245, 184, 0, 0.05);
}

.sponsor-card[data-tier="silver"] {
  border-color: rgba(199, 204, 212, 0.35);
  box-shadow:
    inset 0 0 30px rgba(199, 204, 212, 0.05),
    0 10px 28px -16px rgba(199, 204, 212, 0.28);
}
.sponsor-card[data-tier="silver"]:hover {
  border-color: rgba(199, 204, 212, 0.6);
  background: rgba(199, 204, 212, 0.05);
}

.sponsor-tier-badge {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  font-family: var(--font);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.28rem 0.85rem;
  border-radius: 50px;
  white-space: nowrap;
}
.sponsor-card[data-tier="gold"] .sponsor-tier-badge {
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-2) 100%);
  color: #1a1a1a;
  box-shadow: 0 6px 14px -4px rgba(245, 184, 0, 0.55);
}
.sponsor-card[data-tier="silver"] .sponsor-tier-badge {
  background: linear-gradient(135deg, var(--silver) 0%, var(--silver-2) 100%);
  color: #1a1a1a;
  box-shadow: 0 6px 14px -4px rgba(199, 204, 212, 0.5);
}

.sponsor-card img {
  max-height: 78px;
  max-width: 210px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: brightness(1.05) contrast(1.05);
}

.sponsors-cta {
  position: relative;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  overflow: hidden;
}
.sponsors-cta::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: var(--grad-card-border);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.sponsors-cta-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.25rem;
}
.sponsors-cta-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--accent-2);
  fill: none;
}

.btn-become-sponsor {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(34, 211, 238, 0.5);
  text-decoration: none;
  padding: 0.75rem 1.75rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.92rem;
  font-family: var(--font);
  margin-top: 0.5rem;
  transition:
    background 0.25s,
    border-color 0.25s,
    color 0.25s,
    transform 0.25s var(--ease);
}
.btn-become-sponsor:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 14px 28px -10px rgba(6, 182, 212, 0.5);
}
.btn-become-sponsor svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  transition: transform 0.25s var(--ease);
}
.btn-become-sponsor:hover svg {
  transform: translateX(3px);
}

.sponsors-cta p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.02rem;
  line-height: 1.6;
  max-width: 480px;
}

/* ── TICKETS ── */
.ticket-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
  max-width: 980px;
  margin: 0.5rem auto 0;
}

.ticket-card {
  background: #fff;
  border: 1px solid #e3e7f0;
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem 2rem;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.35s var(--ease),
    box-shadow 0.35s var(--ease),
    border-color 0.35s var(--ease);
}
.ticket-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(6, 182, 212, 0.25);
}

.ticket-card.featured {
  border-color: transparent;
  box-shadow:
    var(--shadow-lg),
    0 0 0 1px rgba(26, 62, 122, 0.1);
  background: linear-gradient(180deg, #ffffff, #f7faff);
}
.ticket-card.featured::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-lg);
  padding: 2px;
  background: linear-gradient(
    135deg,
    var(--navy-btn) 0%,
    var(--accent) 50%,
    var(--gold) 100%
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.ticket-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  background: var(--navy-btn);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.35rem 1.1rem;
  border-radius: 50px;
  white-space: nowrap;
  box-shadow: 0 8px 18px -6px rgba(26, 62, 122, 0.5);
}
.ticket-card.featured .ticket-badge {
  background: linear-gradient(135deg, var(--navy-btn), var(--accent-deep));
}

.ticket-type {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--navy-btn);
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.ticket-price {
  font-family: var(--font-heading);
  font-size: 2.9rem;
  font-weight: 700;
  color: var(--ink-1);
  line-height: 1;
  letter-spacing: -0.03em;
}

.ticket-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  color: var(--ink-2);
  font-size: 0.9rem;
  text-align: left;
  padding: 0.5rem 0;
}

.ticket-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.55;
}
.ticket-features li::before {
  content: "";
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 0.15rem;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3E%3Ccircle cx='10' cy='10' r='9' fill='%23ccfbf1'/%3E%3Cpath d='M6 10.5l2.5 2.5L14 7' stroke='%230e7490' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

.btn-ticket {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: var(--navy-btn);
  color: #fff;
  text-decoration: none;
  padding: 0.85rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.92rem;
  margin-top: auto;
  transition:
    background 0.25s,
    transform 0.25s var(--ease),
    box-shadow 0.25s;
}
.btn-ticket::after {
  content: "→";
  font-size: 1.05rem;
  opacity: 0;
  transform: translateX(-6px);
  transition:
    opacity 0.25s var(--ease),
    transform 0.25s var(--ease);
  margin-left: 0;
}
.btn-ticket:hover {
  background: var(--navy-btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 14px 24px -10px rgba(26, 62, 122, 0.55);
}
.btn-ticket:hover::after {
  opacity: 1;
  transform: translateX(0);
  margin-left: 0.25rem;
}

.ticket-card.featured .btn-ticket {
  background: linear-gradient(135deg, var(--navy-btn), var(--accent-deep));
}
.ticket-card.featured .btn-ticket:hover {
  background: linear-gradient(135deg, var(--navy-btn-hover), #0a5a6f);
}

.ticket-desc {
  font-size: 0.88rem;
  color: var(--ink-2);
  line-height: 1.6;
  text-align: left;
  margin: 0;
}

.ticket-pricing-note {
  font-size: 0.78rem;
  color: var(--navy-btn);
  font-weight: 600;
  text-align: left;
  background: linear-gradient(135deg, #eaf2ff, #f1f7ff);
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  border: 1px solid rgba(26, 62, 122, 0.08);
}

.ticket-pricing-note s {
  color: #98a3b8;
  font-weight: 400;
}

.ticket-badge--approval {
  background: #b7791f;
}

.ticket-card--vip {
  border-color: rgba(245, 184, 0, 0.4);
  background: linear-gradient(
    180deg,
    #fffaea 0%,
    #ffffff 50%
  );
  position: relative;
}
.ticket-card--vip::after {
  content: "";
  position: absolute;
  top: 0;
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(
    to right,
    transparent,
    var(--gold),
    transparent
  );
  border-radius: 2px;
}

.ticket-card--vip .ticket-type {
  color: #b7791f;
}

.ticket-card--vip .btn-ticket {
  background: linear-gradient(135deg, #b7791f, #f5b800);
}
.ticket-card--vip .btn-ticket:hover {
  background: linear-gradient(135deg, #a06b1c, #e0a800);
  box-shadow: 0 14px 24px -10px rgba(183, 121, 31, 0.55);
}

.ticket-badge--vip {
  background: linear-gradient(135deg, #b7791f, #f5b800);
}

/* ── FOOTER ── */
.footer {
  background: #020810;
  padding: 4rem 2rem 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 60% 40% at 50% 0%,
      rgba(6, 182, 212, 0.08),
      transparent 70%
    );
  pointer-events: none;
}
.footer > * {
  position: relative;
}

.footer-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-start;
}

.footer-logo {
  height: 44px;
  width: auto;
}

.footer-tagline {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.86rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-socials {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.4rem;
}
.footer-social {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.65);
  transition:
    color 0.25s,
    border-color 0.25s,
    background 0.25s,
    transform 0.25s var(--ease);
}
.footer-social svg {
  width: 16px;
  height: 16px;
}
.footer-social:hover {
  color: var(--accent-2);
  background: var(--accent-soft);
  border-color: rgba(34, 211, 238, 0.4);
  transform: translateY(-2px);
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0.25rem;
}

.footer-col a {
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.footer-col a:hover {
  color: var(--accent-2);
}
.footer-col a svg {
  width: 14px;
  height: 14px;
  opacity: 0.7;
}

.footer-bottom {
  max-width: 1100px;
  margin: 1.5rem auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.82rem;
}

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

.footer-legal a {
  color: rgba(255, 255, 255, 0.4);
  text-decoration: none;
  font-size: 0.82rem;
  transition: color 0.2s;
}
.footer-legal a:hover {
  color: rgba(255, 255, 255, 0.8);
}

/* ── Scroll-to-top ── */
.scroll-top {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 250;
  width: 46px;
  height: 46px;
  border: none;
  background: var(--gold);
  color: var(--dark);
  border-radius: 50%;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition:
    opacity 0.3s var(--ease),
    transform 0.3s var(--ease),
    box-shadow 0.3s;
  box-shadow: 0 14px 28px -10px rgba(245, 184, 0, 0.55);
}
.scroll-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top:hover {
  background: var(--gold-hover);
  box-shadow: 0 18px 38px -12px rgba(245, 184, 0, 0.7);
}
.scroll-top svg {
  width: 18px;
  height: 18px;
}

/* ── TABLET (≤1024px) ── */
@media (max-width: 1024px) {
  .nav-menu {
    gap: 1.2rem;
  }
  .nav-menu a {
    font-size: 0.88rem;
  }

  .hero-body {
    padding: 2rem 2.5rem;
  }
  .hero-amrc {
    right: 2.5rem;
  }
  .cd-num {
    font-size: 3rem;
  }
  .cd-unit {
    min-width: 76px;
    padding: 0.75rem 0.85rem 0.6rem;
  }
  .countdown {
    gap: 0.9rem;
  }

  .speakers-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding: 5rem 2rem;
  }
  .speakers-intro {
    position: static;
  }
  .speakers-cta-card {
    margin-top: 0;
  }
  .speakers-marquee {
    height: 560px;
  }

  .agenda-layout {
    padding: 5rem 2rem;
    gap: 2.5rem;
  }
  .agenda-timeline::before,
  .agenda-card::before,
  .agenda-day2-placeholder::before {
    left: 88px;
  }
  .agenda-card::after,
  .agenda-day2-placeholder::after {
    left: 94px;
  }
  .agenda-card,
  .agenda-phase,
  .agenda-day2-placeholder {
    grid-template-columns: 88px 1fr;
    gap: 22px;
  }

  .sponsors-bar {
    padding: 1rem 2.5rem 1.5rem;
  }
  .sponsors-logos {
    gap: 2rem;
  }
  .sponsors-logos img {
    height: 52px;
  }
  .sponsors-logos img:nth-child(2) {
    height: 40px;
  }
  .sponsors-logos img:nth-child(3) {
    height: 72px;
  }
  .sponsors-logos img:nth-child(4) {
    height: 64px;
  }

  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
    gap: 2rem;
  }
}

/* ── MOBILE (≤768px) ── */
@media (max-width: 768px) {
  .hero-amrc {
    top: auto;
    bottom: 1.25rem;
    right: 1.5rem;
    transform: none;
  }
  .hero-amrc img {
    height: 104px;
  }
  /* Navbar */
  .nav-menu {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    background: var(--dark-2);
    flex-direction: column;
    align-items: center;
    padding: 1rem 2rem 1.75rem;
    gap: 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    z-index: 199;
  }
  .nav-menu.open {
    display: flex;
  }
  .nav-menu li {
    width: 100%;
    text-align: center;
    opacity: 0;
    transform: translateY(-6px);
    transition:
      opacity 0.3s var(--ease),
      transform 0.3s var(--ease);
  }
  .nav-menu.open li {
    opacity: 1;
    transform: translateY(0);
  }
  .nav-menu.open li:nth-child(1) {
    transition-delay: 60ms;
  }
  .nav-menu.open li:nth-child(2) {
    transition-delay: 100ms;
  }
  .nav-menu.open li:nth-child(3) {
    transition-delay: 140ms;
  }
  .nav-menu.open li:nth-child(4) {
    transition-delay: 180ms;
  }
  .nav-menu.open li:nth-child(5) {
    transition-delay: 220ms;
  }
  .nav-menu.open li:nth-child(6) {
    transition-delay: 260ms;
  }
  .nav-menu.open li:nth-child(7) {
    transition-delay: 300ms;
  }
  .nav-menu li a {
    display: block;
    padding: 1rem 0;
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .nav-menu li a::after {
    display: none;
  }
  .nav-menu li a:hover {
    color: #fff;
  }
  .nav-menu li:last-child a {
    border-bottom: none;
  }
  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  .nav-contact-item {
    position: static;
    transform: none;
    width: 100%;
    margin-left: 0;
    padding: 1.25rem 0 0.25rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    justify-content: center;
  }

  .nav-contact-item .btn-contact {
    display: inline-flex;
    padding: 0.7rem 0.85rem 0.7rem 1.4rem;
    font-size: 0.95rem;
    border-bottom: none;
    color: #fff;
  }

  /* Hero */
  .hero-body {
    grid-template-columns: 1fr;
    padding: 1.5rem;
    gap: 1.5rem;
    align-items: start;
  }
  .hero-glow {
    width: 320px;
    height: 320px;
    top: 30%;
    left: -10%;
  }
  .hero-right {
    justify-content: flex-start;
    align-items: flex-start;
    width: 100%;
  }
  .hero-gradient {
    background:
      linear-gradient(
        to bottom,
        rgba(5, 13, 30, 0.55) 0%,
        rgba(5, 13, 30, 0.78) 100%
      );
  }
  .hero-right-bottom {
    align-items: flex-start;
    width: 100%;
  }
  .hero-sub {
    text-align: left;
    max-width: calc(100% - 7.5rem);
  }

  .cd-unit {
    min-width: 0;
    flex: 1;
    padding: 0.6rem 0.4rem 0.55rem;
  }
  .cd-num {
    font-size: 2rem;
  }
  .countdown {
    gap: 0.55rem;
  }
  .cd-label {
    font-size: 0.55rem;
    letter-spacing: 0.14em;
  }
  .hero-title {
    font-size: clamp(2rem, 8.5vw, 3rem);
  }
  .hero-bottom-left {
    margin-top: clamp(1.5rem, 5vh, 3rem);
  }
  .hero-eyebrow {
    font-size: 0.66rem;
    padding: 0.4rem 0.85rem 0.4rem 0.7rem;
  }

  /* Sponsors bar */
  .sponsors-bar {
    padding: 1rem 1.5rem 1.5rem;
  }
  .sponsors-logos {
    gap: 1.5rem;
  }
  .sponsors-logos img {
    height: 44px;
  }
  .sponsors-logos img:nth-child(2) {
    height: 34px;
  }
  .sponsors-logos img:nth-child(3) {
    height: 58px;
  }
  .sponsors-logos img:nth-child(4) {
    height: 52px;
  }

  /* About */
  .about-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .about-image-col {
    aspect-ratio: 4 / 3;
  }
  .stats-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
    padding: 1.5rem 1rem;
  }
  .stat-item::before {
    display: none;
  }
  .stat-item:nth-child(even)::before {
    display: block;
  }
  .experience-grid {
    grid-template-columns: 1fr;
  }

  /* Sections */
  .section {
    padding: 4rem 1.25rem;
  }
  .section-title {
    font-size: 1.85rem;
  }
  .section-header {
    margin-bottom: 2.25rem;
  }

  .speakers-layout {
    padding: 3.5rem 1.25rem;
    gap: 2rem;
  }
  .speakers-marquee {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto;
    height: auto;
    gap: 1rem;
    -webkit-mask-image: linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
            mask-image: linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
  }
  .speakers-track {
    flex-direction: row;
    animation-name: speakers-marquee-left;
    animation-duration: 28s;
  }
  .speakers-col--down .speakers-track {
    animation-name: speakers-marquee-right;
  }
  .speaker-card {
    width: 220px;
    aspect-ratio: 4 / 5;
  }
  @keyframes speakers-marquee-left {
    0%   { transform: translateX(0); }
    100% { transform: translateX(-50%); }
  }
  @keyframes speakers-marquee-right {
    0%   { transform: translateX(-50%); }
    100% { transform: translateX(0); }
  }

  /* Agenda — collapse timeline to vertical stack with left spine */
  .agenda-layout {
    grid-template-columns: 1fr;
    padding: 3.5rem 1.25rem;
    gap: 2rem;
  }
  .agenda-left {
    position: static;
  }

  .agenda-timeline::before {
    left: 18px;
  }
  .agenda-card,
  .agenda-phase,
  .agenda-day2-placeholder {
    grid-template-columns: 1fr;
    gap: 0;
    padding-left: 48px;
    position: relative;
  }
  .agenda-card-rail {
    flex-direction: row;
    align-items: baseline;
    justify-content: flex-start;
    padding: 0 0 0.5rem;
    text-align: left;
    gap: 0.5rem;
  }
  .agenda-time {
    font-size: 0.88rem;
  }
  .agenda-duration {
    font-size: 0.7rem;
  }
  .agenda-card::before,
  .agenda-day2-placeholder::before {
    left: 13px;
    top: 0.25rem;
  }
  .agenda-card::after,
  .agenda-day2-placeholder::after {
    left: 24px;
    top: calc(0.25rem + 5px);
    width: 18px;
  }
  .agenda-phase {
    padding-left: 48px;
    padding-top: 1rem;
  }
  .agenda-phase-marker {
    justify-self: flex-start;
    margin-bottom: 0.35rem;
  }
  .agenda-phase-label::before {
    width: 24px;
  }

  .agenda-day2-placeholder {
    margin-bottom: 1.5rem;
  }
  .agenda-day2-card {
    padding: 2rem 1.5rem;
  }

  .agenda-day-tabs {
    width: 100%;
  }
  .agenda-day-btn {
    flex: 1;
    padding: 0.55rem 0.9rem;
  }

  /* Tickets */
  .ticket-grid {
    grid-template-columns: 1fr;
    max-width: 460px;
  }

  /* Footer */
  .footer {
    padding: 3rem 1.5rem 1.5rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
  .footer-brand {
    align-items: center;
  }
  .footer-tagline {
    text-align: center;
  }
  .footer-col {
    align-items: center;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
  .footer-legal {
    justify-content: center;
  }

  /* Scroll-to-top */
  .scroll-top {
    right: 1rem;
    bottom: 1rem;
    width: 42px;
    height: 42px;
  }
}

/* ── SMALL MOBILE (≤480px) ── */
@media (max-width: 480px) {
  .speakers-title {
    font-size: 2.25rem;
  }
  .speaker-card {
    width: 190px;
  }
  .cd-num {
    font-size: 1.75rem;
  }
  .agenda-day2-tracks {
    gap: 0.4rem;
  }
}

/* ── SPEAKERS PAGE (speakers.html) ── */
.speakers-page-body {
  background: var(--light-bg-2);
  color: var(--ink-1);
  min-height: 100vh;
}

.speakers-page-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 3rem;
}

.speakers-page-hero {
  padding-top: calc(var(--nav-h) + 4rem);
  padding-bottom: 3rem;
}

.speakers-page-eyebrow {
  color: var(--gold);
  font-size: 1rem;
  font-weight: 600;
  display: inline-block;
  margin-bottom: 1.5rem;
}

.speakers-page-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.05;
  color: var(--navy-btn);
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.speakers-page-list {
  padding-bottom: 6rem;
}

.speakers-page-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.speaker-detail-card {
  background: #fff;
  border: 1px solid rgba(13, 27, 46, 0.08);
  border-radius: 18px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.speaker-detail-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(26, 62, 122, 0.18);
}

.speaker-detail-photo {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 12px;
  overflow: hidden;
  background: #e0e6f0;
}
.speaker-detail-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Initials placeholder for speakers without photos */
.speaker-detail-photo[data-initials]::before {
  content: attr(data-initials);
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 4rem;
  letter-spacing: -0.02em;
  color: #fff;
}
.speaker-detail-photo[data-grad="0"] { background: linear-gradient(135deg, #1a3e7a, #06b6d4); }
.speaker-detail-photo[data-grad="1"] { background: linear-gradient(135deg, #06b6d4, #0e7490); }
.speaker-detail-photo[data-grad="2"] { background: linear-gradient(135deg, #4f46e5, #1a3e7a); }
.speaker-detail-photo[data-grad="3"] { background: linear-gradient(135deg, #f5b800, #1a3e7a); }
.speaker-detail-photo[data-grad="4"] { background: linear-gradient(135deg, #1a3e7a, #0e7490); }
.speaker-detail-photo[data-grad="5"] { background: linear-gradient(135deg, #06b6d4, #1a3e7a); }

.speaker-detail-linkedin {
  position: absolute;
  right: 0.75rem;
  bottom: 0.75rem;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #0a66c2;
  color: #fff;
  border-radius: 5px;
  text-decoration: none;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease);
  z-index: 1;
}
.speaker-detail-linkedin:hover {
  transform: scale(1.08);
  background: #0856a8;
}
.speaker-detail-linkedin svg {
  width: 16px;
  height: 16px;
}

.speaker-detail-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--navy-btn);
  line-height: 1.25;
  letter-spacing: -0.015em;
}

.speaker-detail-meta {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.speaker-detail-meta p {
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--ink-2);
}

@media (max-width: 1024px) {
  .speakers-page-container {
    padding: 0 2rem;
  }
  .speakers-page-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .speakers-page-container {
    padding: 0 1.25rem;
  }
  .speakers-page-hero {
    padding-top: calc(var(--nav-h) + 2.5rem);
    padding-bottom: 2rem;
  }
  .speakers-page-grid {
    grid-template-columns: 1fr;
  }
  .speakers-page-list {
    padding-bottom: 4rem;
  }
}

/* ── CONTACT FORM ── */
.contact-section {
  padding: 6rem 2rem;
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: stretch;
  max-width: 1100px;
  margin: 0 auto;
}

.contact-title {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: #fff;
  margin: 0.5rem 0 1rem;
}

.contact-subtitle {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 2rem;
}

.contact-submit {
  border: none;
  cursor: pointer;
  font-family: inherit;
  margin-top: 0.25rem;
}

.contact-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

.contact-email-link {
  color: rgba(255, 255, 255, 0.7);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s;
}

.contact-email-link:hover {
  color: var(--accent);
}

.contact-image-col {
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  background: var(--section-darker);
  min-height: 480px;
}

.contact-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

@media (max-width: 1024px) {
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-image-col {
    display: none;
  }
}

@media (max-width: 640px) {
  .contact-section {
    padding: 4rem 1.25rem;
  }

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

/* ── TICKETS PAGE (tickets.html) ── */

.tickets-page-body {
  background: var(--dark);
  color: #fff;
  min-height: 100vh;
}

/* Hero */
.tickets-page-hero {
  position: relative;
  padding-top: calc(var(--nav-h) + 5rem);
  padding-bottom: 5rem;
  background: var(--dark);
  overflow: hidden;
  text-align: center;
}
.tickets-page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(6, 182, 212, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 80% 30%, rgba(245, 184, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}
.tickets-page-hero-glow {
  position: absolute;
  top: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.07) 0%, transparent 70%);
  pointer-events: none;
}
.tickets-page-container {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 2rem;
}
.tickets-page-eyebrow {
  display: inline-block;
  color: var(--accent-2);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 1.25rem;
}
.tickets-page-title {
  font-family: var(--font-heading);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: #fff;
  margin: 0 0 1.25rem;
}
.tickets-title-accent {
  background: var(--grad-headline);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.tickets-page-subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.65;
  max-width: 52ch;
  margin: 0 auto 2rem;
}
.tickets-early-bird-note {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: rgba(245, 184, 0, 0.12);
  border: 1px solid rgba(245, 184, 0, 0.3);
  color: #ffd24d;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.55rem 1.1rem;
  border-radius: 50px;
}
.tickets-early-bird-note svg {
  flex-shrink: 0;
  color: var(--gold);
}

/* Cards section overrides */
.tickets-cards-section {
  padding-top: 5rem;
  padding-bottom: 5rem;
}

.ticket-grid-full {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

/* Best for row */
.ticket-bestfor {
  font-size: 0.83rem;
  color: var(--ink-3);
  line-height: 1.5;
  padding: 0.5rem 0.75rem;
  background: var(--accent-softer);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
}
.ticket-card--vip .ticket-bestfor {
  background: var(--gold-softer);
  border-left-color: var(--gold);
}
.ticket-bestfor-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-deep);
  margin-bottom: 0.25rem;
}
.ticket-card--vip .ticket-bestfor-label {
  color: #b7791f;
}

/* Feature section dividers */
.ticket-features-divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--accent-deep);
  margin-top: 0.25rem;
}
.ticket-features-divider::before,
.ticket-features-divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(6, 182, 212, 0.2);
}
.ticket-features-divider--not {
  color: var(--ink-3);
}
.ticket-features-divider--not::before,
.ticket-features-divider--not::after {
  background: rgba(13, 27, 46, 0.1);
}

/* Not-included list variant */
.ticket-features--not li::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3E%3Ccircle cx='10' cy='10' r='9' fill='%23f1f5f9'/%3E%3Cpath d='M7 13l6-6M13 13L7 7' stroke='%2394a3b8' stroke-width='1.8' stroke-linecap='round'/%3E%3C/svg%3E");
}
.ticket-features--not li {
  color: var(--ink-3);
}

/* Small note under feature list */
.ticket-note {
  font-size: 0.78rem;
  color: var(--ink-3);
  line-height: 1.5;
  border-top: 1px solid rgba(13, 27, 46, 0.08);
  padding-top: 0.75rem;
  margin: 0;
}

/* Comparison table section */
.tickets-compare-section {
  padding-top: 5rem;
  padding-bottom: 6rem;
}

.compare-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-lg);
  margin-top: 1rem;
}

.compare-table {
  width: 100%;
  min-width: 700px;
  border-collapse: collapse;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.8);
}

.compare-table thead tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.compare-table th {
  padding: 1.25rem 1rem 1rem;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 600;
  background: rgba(255, 255, 255, 0.04);
  border-right: 1px solid rgba(255, 255, 255, 0.06);
  vertical-align: bottom;
}
.compare-table th:first-child {
  text-align: left;
  border-radius: var(--radius-sm) 0 0 0;
  background: transparent;
  border-right: 1px solid rgba(255, 255, 255, 0.06);
}
.compare-table th:last-child {
  border-right: none;
  border-radius: 0 var(--radius-sm) 0 0;
}

.compare-col-featured {
  background: rgba(6, 182, 212, 0.08) !important;
  border-left: 1px solid rgba(6, 182, 212, 0.2) !important;
  border-right: 1px solid rgba(6, 182, 212, 0.2) !important;
}

.compare-col-vip {
  background: rgba(245, 184, 0, 0.06) !important;
  border-right: none !important;
}

.compare-pass-badge {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--accent-deep);
  color: #fff;
  padding: 0.25rem 0.65rem;
  border-radius: 50px;
  display: inline-block;
  margin-bottom: 0.5rem;
}
.compare-pass-badge--vip {
  background: linear-gradient(135deg, #b7791f, var(--gold));
}
.compare-pass-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.2rem;
}
.compare-pass-price {
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-heading);
  color: var(--accent-2);
}
.compare-col-vip .compare-pass-price {
  color: var(--gold);
}

.compare-table td {
  padding: 0.85rem 1rem;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  vertical-align: middle;
}
.compare-table td:last-child {
  border-right: none;
}
.compare-feature-col {
  text-align: left !important;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  padding-left: 0.5rem !important;
}
.compare-table tbody tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}
.compare-table tbody tr:hover td.compare-col-featured {
  background: rgba(6, 182, 212, 0.12) !important;
}
.compare-table tbody tr:hover td.compare-col-vip {
  background: rgba(245, 184, 0, 0.09) !important;
}

.compare-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: rgba(6, 182, 212, 0.15);
  color: var(--accent-2);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
}
.compare-col-vip .compare-check {
  background: rgba(245, 184, 0, 0.15);
  color: var(--gold);
}
.compare-dash {
  color: rgba(255, 255, 255, 0.2);
  font-size: 1rem;
  font-weight: 400;
}
.compare-add {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: #b7791f;
  background: rgba(245, 184, 0, 0.12);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.compare-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--accent-2);
  background: rgba(6, 182, 212, 0.12);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.compare-label--vip {
  color: var(--gold);
  background: rgba(245, 184, 0, 0.12);
}

/* CTA row in table */
.compare-cta-row td {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: none;
}
.compare-btn {
  margin-top: 0;
  padding: 0.65rem 1.25rem;
  font-size: 0.84rem;
  width: 100%;
  max-width: 130px;
}
.compare-btn--featured {
  background: linear-gradient(135deg, var(--navy-btn), var(--accent-deep));
}
.compare-btn--featured:hover {
  background: linear-gradient(135deg, var(--navy-btn-hover), #0a5a6f);
}
.compare-btn--vip {
  background: linear-gradient(135deg, #b7791f, var(--gold));
}
.compare-btn--vip:hover {
  background: linear-gradient(135deg, #a06b1c, var(--gold-hover));
  box-shadow: 0 14px 24px -10px rgba(183, 121, 31, 0.55);
}

/* Responsive */
@media (max-width: 1024px) {
  .ticket-grid-full {
    gap: 1.5rem;
  }
}

@media (max-width: 768px) {
  .tickets-page-hero {
    padding-top: calc(var(--nav-h) + 3.5rem);
    padding-bottom: 3.5rem;
  }
  .ticket-grid-full {
    grid-template-columns: 1fr;
    max-width: 520px;
  }
  .tickets-cards-section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
  .tickets-compare-section {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }
}

@media (max-width: 480px) {
  .tickets-page-title {
    font-size: 2.6rem;
  }
  .ticket-grid-full {
    max-width: 100%;
  }
}