/* Announcement landing page.
   Desktop values come from the 1440x900 artboard, mobile values from the
   390x844 artboard. Everything between the two is fluid, so the two
   breakpoints reproduce the artboards exactly. */

body.landing {
  background: var(--ink);
  color: var(--on-dark);
  --pad: clamp(20px, 4.45vw, 64px);
}

.page {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  background: var(--ink);
}

/* Green bloom, top right */
.glow {
  position: absolute;
  top: -200px;
  right: -180px;
  width: 820px;
  height: 820px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(51, 209, 122, 0.18) 0%, rgba(51, 209, 122, 0) 62%);
  pointer-events: none;
}

.site-header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: clamp(72px, 6.67vw, 96px);
  padding: 0 var(--pad);
}

.site-header .logo {
  display: block;
  width: auto;
  height: clamp(32px, 3.06vw, 44px);
}

.hero {
  position: relative;
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  gap: clamp(22px, 1.94vw, 28px);
  width: 100%;
  /* artboard: max-width 820px of content + 64px padding each side */
  max-width: calc(820px + 2 * var(--pad));
  padding: 0 var(--pad);
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: clamp(14px, 1.25vw, 18px);
}

/* Speaker silhouettes, blurred until the lineup is announced */
.avatars {
  display: flex;
}

.avatar {
  position: relative;
  width: clamp(52px, 4.44vw, 64px);
  height: clamp(52px, 4.44vw, 64px);
  margin-left: calc(-1 * clamp(11px, 0.9vw, 13px));
  overflow: hidden;
  border: 3px solid var(--ink);
  border-radius: 50%;
  background: var(--avatar-bg);
}

.avatar:first-child { margin-left: 0; }

.avatar img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(8px) saturate(0.6) brightness(0.7);
  transform: scale(1.2);
}

.avatar .q {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-stretch: 108%;
  font-weight: 700;
  font-size: clamp(20px, 1.67vw, 24px);
  color: rgba(255, 255, 255, 0.9);
}

.hero-date {
  font-size: clamp(13px, 0.97vw, 14px);
  font-weight: 600;
  color: var(--green);
}

.hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-stretch: 108%;
  font-weight: 700;
  font-size: clamp(44px, 5vw, 72px);
  line-height: 0.98;
  letter-spacing: -0.035em;
}

.hero-copy {
  margin: 0;
  max-width: 560px;
  font-size: clamp(16px, 1.32vw, 19px);
  line-height: 1.6;
  color: var(--on-dark-soft);
}

.btn {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: clamp(52px, 3.75vw, 54px);
  padding: 0 clamp(20px, 1.8vw, 26px);
  border-radius: 10px;
  background: var(--green);
  color: var(--ink);
  font-size: clamp(15px, 1.11vw, 16px);
  font-weight: 700;
  text-decoration: none;
}

.btn:hover { color: var(--ink); opacity: 0.92; }

.site-footer {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: center;
  margin: 0 var(--pad);
  padding: 28px 0 40px;
  border-top: 1px solid var(--line-dark);
}

.contact {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact .label {
  font-size: 13px;
  color: var(--faint);
}

.contact .email {
  font-size: 16px;
  font-weight: 600;
}

.social {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 22px;
}

.social a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--on-dark-soft);
  text-decoration: none;
}

.social a:hover { color: var(--on-dark); }

.social svg {
  flex: none;
  color: var(--green);
}

/* ---------- Stacked footer ---------- */
@media (max-width: 900px) {
  .site-footer {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 18px;
    padding: 24px 0 32px;
  }

  .social { justify-content: flex-start; }
}

/* ---------- Mobile artboard (390x844) ---------- */
@media (max-width: 640px) {
  .glow {
    top: -140px;
    right: -240px;
    width: 520px;
    height: 520px;
  }

  .hero-eyebrow {
    flex-direction: column;
    align-items: flex-start;
    gap: 22px;
  }

  .hero-title {
    line-height: 1;
    letter-spacing: -0.03em;
  }

  .btn {
    align-self: stretch;
    height: 52px;
    padding: 0 20px;
  }

  .contact {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .contact .label { font-size: 12px; }
  .contact .email { font-size: 15px; }

  .social {
    display: grid;
    grid-template-columns: 1fr;
    justify-content: stretch;
    gap: 12px;
  }

  .social a { gap: 10px; }
  .social svg { width: 18px; height: 18px; }
}