/* ============================================================
   layout.css — ナビ・パネル切替・共通コンポーネント（型ドキュ・タブ・モーダル等）
   ============================================================ */

main { display: block; }

/* ============ type nav (7型切替) ============ */
.type-nav {
  position: sticky;
  top: 53px;
  z-index: 30;
  background: var(--c-white);
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--shadow-sm);
}
.type-nav__inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.type-nav__btn {
  flex: 0 0 auto;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 10px 16px 8px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: var(--c-ink-soft);
  white-space: nowrap;
}
.type-nav__btn span {
  font-size: 11px;
  font-weight: 500;
}
.type-nav__btn {
  font-size: 13px;
  font-weight: 700;
}
.type-nav__btn.is-active {
  color: var(--c-accent-dark);
  border-bottom-color: var(--c-accent);
}
.type-nav__btn:hover { color: var(--c-navy-900); }

/* ============ type panel ============ */
.type-panel {
  max-width: 1400px;
  margin: 0 auto;
  padding: 28px 20px 64px;
}

/* ============ type doc block (メリデメ要約) ============ */
.type-doc {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  margin-bottom: 22px;
  box-shadow: var(--shadow-sm);
}
.type-doc__title {
  font-size: 20px;
  font-weight: 800;
  color: var(--c-navy-900);
  margin-bottom: 8px;
}
.type-doc__title span {
  font-weight: 600;
  font-size: 15px;
  color: var(--c-ink-soft);
  margin-left: 6px;
}
.type-doc__desc {
  color: var(--c-ink-soft);
  font-size: 13.5px;
  margin-bottom: 14px;
  max-width: 900px;
}
.type-doc__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.type-doc__grid > div {
  border-radius: var(--radius-md);
  padding: 10px 12px;
  font-size: 12.5px;
}
.type-doc__grid dt {
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.type-doc__grid dd { color: var(--c-ink-soft); }
.type-doc__grid .pro { background: #eef8f2; }
.type-doc__grid .pro dt { color: #1c7a5e; }
.type-doc__grid .con { background: #fdeeee; }
.type-doc__grid .con dt { color: #b8321f; }
.type-doc__grid .cond { background: var(--c-navy-100); }
.type-doc__grid .cond dt { color: var(--c-navy-700); }
.type-doc__grid .phase { background: var(--c-accent-soft); }
.type-doc__grid .phase dt { color: var(--c-accent-dark); }

@media (max-width: 780px) {
  .type-doc__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .type-doc__grid { grid-template-columns: 1fr; }
}

/* ============ day tabs (共通) ============ */
.day-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.day-tabs__btn {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  color: var(--c-ink-soft);
  padding: 8px 18px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
}
.day-tabs__btn.is-active {
  background: var(--c-navy-900);
  border-color: var(--c-navy-900);
  color: #fff;
}

/* ============ session modal ============ */
.session-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
@media (min-width: 640px) {
  .session-modal { align-items: center; }
}
.session-modal[hidden] { display: none; }
.session-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 27, 48, 0.55);
}
.session-modal__panel {
  position: relative;
  background: #fff;
  width: 100%;
  max-width: 640px;
  max-height: 88dvh;
  overflow-y: auto;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  box-shadow: var(--shadow-lg);
  padding: 28px 24px 32px;
}
@media (min-width: 640px) {
  .session-modal__panel {
    border-radius: var(--radius-lg);
    margin: 20px;
  }
}
.session-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--c-navy-100);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.session-modal__close:hover { background: var(--c-border); }

.sm-type-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.sm-title {
  font-size: 19px;
  font-weight: 800;
  color: var(--c-navy-900);
  margin-bottom: 6px;
}
.sm-title-en {
  font-size: 13px;
  color: var(--c-ink-soft);
  margin-bottom: 12px;
}
.sm-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-size: 12.5px;
  color: var(--c-ink-soft);
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--c-border-soft);
}
.sm-meta b { color: var(--c-ink); }
.sm-desc {
  font-size: 13.5px;
  color: var(--c-ink);
  margin-bottom: 16px;
  white-space: pre-line;
}
.sm-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.sm-tag {
  font-size: 11px;
  background: var(--c-navy-100);
  color: var(--c-navy-700);
  padding: 3px 9px;
  border-radius: 999px;
}
.sm-speakers { display: flex; flex-direction: column; gap: 12px; }
.sm-speaker {
  display: flex;
  gap: 10px;
  padding: 10px;
  background: var(--c-navy-50);
  border-radius: var(--radius-md);
}
.sm-speaker__avatar {
  flex: 0 0 auto;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--c-navy-600);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
}
.sm-speaker__name { font-weight: 700; font-size: 13.5px; }
.sm-speaker__role { font-size: 12px; color: var(--c-ink-soft); margin-bottom: 4px; }
.sm-speaker__profile { font-size: 12px; color: var(--c-ink-soft); }
.sm-speakers-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--c-navy-700);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}