/* Homepage hero: restrained, typography-led course introduction. */
.hero--launch {
  position: relative;
  overflow: hidden;
}

.hero--launch::after {
  position: absolute;
  inset: auto -12% -48% 44%;
  width: 37.5rem;
  height: 37.5rem;
  content: "";
  pointer-events: none;
  border-radius: 50%;
  background: rgb(212 173 75 / 9%);
}

.hero--launch .hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 48rem);
  min-height: 34rem;
  align-content: center;
}

.home-announcements {
  padding: clamp(2.6rem, 5vw, 4rem) 0;
  border-bottom: 1px solid var(--line);
  background: #f7fafc;
}

.home-announcements .section-heading {
  margin-bottom: 1.3rem;
}

.home-announcements .announcement-list {
  max-width: 65rem;
}

.announcement-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-top: 4px solid var(--gold);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.announcement-card--dated {
  display: grid;
  grid-template-columns: 8.5rem minmax(0, 1fr);
}

.announcement-card__date {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  padding: 1.4rem 1rem;
  background: var(--navy);
  color: var(--white);
  line-height: 1.2;
}

.announcement-card__month {
  color: var(--gold-light);
  font-size: .875rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.announcement-card__day {
  font-family: var(--serif);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
}

.announcement-card__year { font-size: .875rem; }
.announcement-card__body { padding: clamp(1.3rem, 3vw, 2rem); }

.announcement-card__label {
  display: inline-block;
  color: #755514;
  font-size: .875rem;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.announcement-card h3 {
  margin: .6rem 0 .8rem;
  color: var(--navy);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  line-height: 1.25;
}

.announcement-card p { margin: 0; max-width: 65ch; color: var(--text); }

@media (max-width: 600px) {
  .announcement-card--dated { grid-template-columns: minmax(0, 1fr); }
  .announcement-card__date { flex-direction: row; justify-content: flex-start; gap: .8rem; padding: 1rem 1.3rem; }
  .announcement-card__day { font-size: 2.3rem; }
}

.coordinator-welcome { background:var(--white); }
.coordinator-welcome__grid { display:grid; grid-template-columns:1.05fr .95fr; gap:2rem; align-items:center; }
.coordinator-welcome h2 { margin:.25rem 0 .65rem; color:var(--navy); font-size:clamp(1.7rem,3vw,2.45rem); }
.coordinator-welcome p { max-width:59ch; margin:0; color:var(--muted); }
.coordinator-welcome__action { padding:1.4rem; border-left:4px solid var(--gold); border-radius:0 var(--radius) var(--radius) 0; background:#fffaf0; }
.coordinator-welcome__action p { color:var(--navy); font-family:var(--serif); font-size:1.12rem; font-weight:700; line-height:1.55; }
.coordinator-welcome__action .button { margin-top:1rem; }

.hero-assistants {
  max-width: 45rem;
  margin-top: 2rem;
  padding: 1.15rem 1.2rem;
  border: 1px solid rgb(255 255 255 / 28%);
  border-radius: var(--radius);
  background: rgb(255 255 255 / 8%);
}

.hero-assistants__eyebrow {
  display: block;
  color: var(--gold-light, #f1d98f);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.hero-assistants h2 {
  margin: .25rem 0 .45rem;
  color: var(--white);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
}

.hero-assistants p {
  max-width: 68ch;
  margin: 0;
  color: rgb(255 255 255 / 92%);
  font-size: .94rem;
}

.hero-assistants__actions {
  display: flex;
  flex-wrap: wrap;
  gap: .65rem;
  margin-top: 1rem;
}

.hero-assistants .button--assistant {
  border-color: rgb(255 255 255 / 50%);
  background: var(--white);
  color: var(--navy);
}

.hero-assistants .button--assistant:hover {
  border-color: var(--gold);
  background: var(--gold-light, #f1d98f);
  color: var(--navy);
}

.assistant-icon {
  display: inline-grid;
  width: 1.35rem;
  height: 1.35rem;
  place-items: center;
  flex: 0 0 auto;
  border-radius: 50%;
}

.assistant-icon svg {
  width: 1rem;
  height: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.assistant-icon--chatgpt {
  background: #e4f2ec;
  color: #146c43;
}

.assistant-icon--gemini {
  background: #e8ecff;
  color: #3559b8;
}

.assistant-icon--gemini svg {
  fill: currentColor;
  stroke: none;
}

.assistant-external {
  margin-left: .1rem;
}

.hero-assistants__note {
  margin-top: .85rem !important;
  color: rgb(255 255 255 / 73%) !important;
  font-size: .79rem !important;
}

@media (prefers-reduced-motion: no-preference) {
  .hero--launch::after {
    animation: hero-glow 10s ease-in-out infinite;
  }
}

@keyframes hero-glow {
  50% {
    opacity: .75;
    transform: scale(1.08);
  }
}

@media (max-width: 600px) {
  .hero--launch .hero-grid {
    min-height: auto;
  }

  .hero-assistants {
    padding: 1rem;
  }

  .hero-assistants__actions .button {
    width: 100%;
  }

  .coordinator-welcome__grid { grid-template-columns:1fr; }
}