/* ============================================================
   SPEAKERS.CSS — Speaker Cards & Bio Modal
   ============================================================ */

/* ——— Speaker Card ——— */
.speaker-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.speaker-card:focus-visible {
  outline: 2px solid var(--color-amber);
  outline-offset: 3px;
}

/* ——— Photo ——— */
.speaker-card__photo-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background-color: var(--color-forest-15);
}

.speaker-card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(20%) brightness(0.85);
  transition: filter var(--transition-slow);
}

.speaker-card:hover .speaker-card__photo {
  filter: none;
}

/* Avatar fallback */
.speaker-card__avatar {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-forest-15), var(--color-deep-08));
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 600;
  color: var(--color-forest);
}

/* Status badge on photo */
.speaker-card__status {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
}

/* ——— Body ——— */
.speaker-card__body {
  padding: 1.25rem 1.5rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.speaker-card__name {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-deep);
  margin-bottom: 0.25rem;
  line-height: 1.3;
}

.speaker-card__title {
  font-family: var(--font-body);
  font-size: var(--text-small);
  color: var(--color-slate);
  margin-bottom: 0.1rem;
}

.speaker-card__affiliation {
  font-family: var(--font-body);
  font-size: var(--text-small);
  color: var(--color-slate);
  opacity: 0.8;
  margin-bottom: 0.75rem;
}

.speaker-card__talk {
  margin-top: auto;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-deep-08);
}

.speaker-card__talk-label {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-slate);
  opacity: 0.6;
  display: block;
  margin-bottom: 0.2rem;
}

.speaker-card__talk-title {
  font-family: var(--font-body);
  font-size: var(--text-small);
  color: var(--color-forest);
  font-style: italic;
  line-height: 1.4;
}

/* ——— Bio Modal ——— */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(13, 31, 45, 0.7);
  backdrop-filter: blur(4px);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--container-px);
  animation: fadeIn 0.2s ease;
}

/* CRITICAL: hide when [hidden] attribute is present */
.modal-overlay[hidden] {
  display: none !important;
}

.modal {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-modal);
  animation: fadeInUp 0.3s ease;
}

.modal__header {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding: 2rem 2rem 1.5rem;
  border-bottom: 1px solid var(--color-deep-08);
}

.modal__photo-wrap {
  width: 96px;
  height: 96px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  flex-shrink: 0;
  background-color: var(--color-forest-15);
}

.modal__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal__avatar {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--color-forest);
}

.modal__meta {
  flex: 1;
  min-width: 0;
}

.modal__name {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--color-deep);
  margin-bottom: 0.25rem;
}

.modal__title {
  font-family: var(--font-body);
  font-size: var(--text-small);
  color: var(--color-slate);
  margin-bottom: 0.5rem;
}

.modal__close {
  margin-left: auto;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-slate);
  background-color: var(--color-deep-05);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.modal__close:hover {
  background-color: var(--color-deep-12);
  color: var(--color-deep);
}

.modal__body {
  padding: 1.5rem 2rem 2rem;
}

.modal__section-label {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-forest);
  margin-bottom: 0.5rem;
  display: block;
}

.modal__bio {
  font-family: var(--font-body);
  font-size: var(--text-body);
  color: var(--color-slate);
  line-height: var(--lh-body);
  margin-bottom: 1.5rem;
}

.modal__talk-box {
  background-color: var(--color-forest-10);
  border-left: 3px solid var(--color-forest);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: 1rem 1.25rem;
}

.modal__talk-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-forest);
  font-style: italic;
}

/* ——— Responsive ——— */
@media (max-width: 480px) {
  .modal {
    border-radius: var(--radius-lg);
  }

  .modal__header {
    flex-wrap: wrap;
    padding: 1.5rem;
  }

  .modal__body {
    padding: 1.25rem 1.5rem 1.5rem;
  }
}