/* ---------- Reset ---------- */
* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

/* ---------- Base ---------- */
body {
  font-family: Helvetica, Arial, sans-serif;
  background: #ffffff;
  color: #000000;
  display: flex;
  justify-content: center;
}

/* ---------- Menu ---------- */
.menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 18px 24px;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(4px);
  z-index: 10;
}

/* Centered nav + language toggle on far right */
.menu-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

/* Center group */
.menu-left {
  display: flex;
  gap: 32px;
  justify-content: center;
  flex: 1;
}

.menu-item {
  text-decoration: none;
  color: #000;
  opacity: 0.65;
}

.menu-item:hover,
.menu-item.active {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 6px;
}

/* Right group (language) */
.menu-right {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  user-select: none;
}

.lang-btn {
  appearance: none;
  background: transparent;
  border: 0;
  padding: 4px;
  margin: 0;
  cursor: pointer;
  color: #000;
  font: inherit;
  opacity: 0.6;
}

.lang-btn[aria-pressed="true"] {
  opacity: 1;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.lang-sep {
  opacity: 0.4;
}

/* ---------- Layout ---------- */
main {
  text-align: center;
  padding: 180px 24px 64px;
  max-width: 1100px;
  width: 100%;
}

/* ---------- Landing page typography ---------- */
.presented-by {
  font-size: 12px;
  font-style: italic;
  margin: 0 0 36px;
  padding-top: 40px; /* space above presenter line */
  letter-spacing: 0.04em;
  text-decoration: underline;
  text-underline-offset: 6px;
  color: #666666; /* softer dark grey */
}

h1 {
  font-family: Georgia, "Times New Roman", Times, serif;
  font-size: 44px;
  font-weight: 700;
  margin: 0 0 10px; /* tighter to tagline */
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.subtitle {
  font-size: 15px;
  font-weight: 400;
  margin: 0 0 36px;
  letter-spacing: 0.10em;
}

.intro {
  max-width: 68ch; /* wider text column */
  margin: 0 auto 56px;
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}

/* ---------- RSVP link (landing) ---------- */
.rsvp-link {
  display: inline-block;
  margin: 0 0 48px;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.18em;
  text-decoration: underline;
  text-underline-offset: 6px;
  color: #000000;
}

/* ---------- Poster ---------- */
.poster {
  max-width: 39vw;  /* desktop size */
  max-height: 35vh; /* desktop size */
  margin: 0 auto 48px;
}

.poster img {
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- Subpages ---------- */
.coming {
  font-size: 14px;
  letter-spacing: 0.10em;
  margin: 0;
}

/* ---------- Mobile tuning ---------- */
@media (max-width: 640px) {
  .menu {
    padding: 12px 14px;
  }

  .menu-inner {
    gap: 10px;
  }

  .menu-left {
    gap: 14px;
    flex-wrap: wrap;
    justify-content: flex-start;
    line-height: 1.8;
  }

  .menu-right {
    margin-left: 10px;
    white-space: nowrap;
  }

  main {
    padding: 120px 16px 48px;
  }

  .presented-by {
    padding-top: 0;
    margin: 0 0 22px;
  }

  h1 {
    font-size: 34px;
    letter-spacing: 0.04em;
  }

  .subtitle {
    font-size: 14px;
    margin: 0 0 26px;
  }

  .intro {
    max-width: 40ch;
    font-size: 14px;
    margin: 0 auto 40px;
  }

  .poster {
    max-width: 86vw;
    max-height: none;
    margin: 0 auto 36px;
  }

  .rsvp-link {
    margin: 0 0 36px;
  }
}