@charset "utf-8";
/* =============================================================
   seminar_timetable.css
   セミナータイムテーブル専用スタイル（seminar_hozon.php 用）
   - すべて .stt 配下にスコープしているため、他ページ・他パーツに影響しません
   - html の font-size が 62.5% のため、単位は px で統一しています
   ============================================================= */

.stt {
  /* ---- カラーパレット（現行 seminar ページの色を踏襲） ---- */
  --stt-orange: #EA7022;
  --stt-orange-dark: #c25e1b;
  --stt-orange-soft: #FFF3E9;
  --stt-blue: #174A9A;
  --stt-blue-soft: #EDF3FC;
  --stt-gold: #E5A33B;
  --stt-gold-soft: #FDF4E4;

  --stt-text: #202027;
  --stt-muted: #6b6570;
  --stt-border: #ececec;
  --stt-border-strong: #e3ddd6;

  --stt-gradient: linear-gradient(100deg, #EA7022 0%, #dd7b1f 50%, #cf9026 100%);
  --stt-gradient-soft: linear-gradient(135deg, rgba(234, 112, 34, 0.10), rgba(229, 163, 59, 0.12));

  --stt-shadow-card: 0 10px 26px rgba(120, 90, 60, 0.08);
  --stt-shadow-soft: 0 16px 46px rgba(150, 100, 50, 0.10);

  --stt-radius-lg: 20px;
  --stt-radius-md: 14px;
  --stt-radius-pill: 999px;

  /* stage-head の sticky 停止位置（固定ヘッダーの高さに合わせて調整可） */
  --stt-sticky-top: 0px;

  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 8px 0 54px;
  color: var(--stt-text);
  letter-spacing: 0.02em;
  font-family: "Noto Sans JP", "Noto Sans", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

.stt,
.stt *,
.stt *::before,
.stt *::after {
  box-sizing: border-box;
}

.stt button {
  font: inherit;
}

/* =========================================
   見出し
========================================= */
.stt-head {
  display: block;
  margin-bottom: 24px;
  text-align: center;
}

.stt-title {
  margin: 0;
  padding: 40px 0 16px;
  font-size: 34px;
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: 0.03em;
}

.stt-title .stt-accent {
  color: var(--stt-orange);
}

.stt-title-icon {
  display: inline-block;
  width: 34px;
  height: 34px;
  margin-right: 10px;
  vertical-align: -5px;
  stroke: var(--stt-orange);
  stroke-width: 2.4;
  fill: none;
}

.stt-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 0 0 8px;
}

.stt-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 18px;
  border: 1.5px solid rgba(234, 112, 34, 0.26);
  border-radius: var(--stt-radius-pill);
  background: linear-gradient(100deg, rgba(234, 112, 34, 0.10) 0%, rgba(229, 163, 59, 0.14) 100%);
  color: var(--stt-orange-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.04em;
  white-space: nowrap;
  box-shadow: 0 2px 10px rgba(234, 112, 34, 0.07);
}

.stt-badge svg {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  stroke: var(--stt-orange);
  stroke-width: 2.5;
  fill: none;
}

/* =========================================
   日付タブ
========================================= */
.stt-tabs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border: 1px solid var(--stt-border);
  border-radius: 14px 14px 0 0;
  background: rgba(255, 255, 255, 0.78);
  overflow: visible;
  position: relative;
  z-index: 2;
  box-shadow: var(--stt-shadow-soft);
}

.stt-tab {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 68px;
  border: 0;
  border-right: 1px solid var(--stt-border);
  background: #fff;
  color: #3d3941;
  font-size: 17px;
  font-weight: 800;
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease;
}

.stt-tab:first-child {
  border-radius: 14px 0 0 0;
}

.stt-tab:last-child {
  border-right: 0;
  border-radius: 0 14px 0 0;
}

.stt-tab.is-active {
  color: #fff;
  background: var(--stt-gradient);
}

/* 「すべてのセミナー」表示中：両日とも表示対象であることを示す控えめな状態 */
.stt-tab.is-included {
  background: var(--stt-orange-soft);
  color: var(--stt-orange-dark);
}

.stt-tab.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -12px;
  width: 0;
  height: 0;
  transform: translateX(-50%);
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 12px solid #d97d21;
  z-index: 3;
}

.stt-tab svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* =========================================
   ツールバー（カテゴリー絞り込み）
========================================= */
.stt-toolbar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: start;
  padding: 32px 4px 20px;
}

.stt-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
}

.stt-chip,
.stt-stage-filter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 24px;
  border: 1px solid var(--stt-border-strong);
  border-radius: var(--stt-radius-pill);
  background: rgba(255, 255, 255, 0.85);
  color: var(--stt-orange-dark);
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 6px 16px rgba(92, 70, 50, 0.05);
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  white-space: nowrap;
}

.stt-chip:hover,
.stt-stage-filter:hover {
  transform: translateY(-1px);
}

.stt-chip.is-active,
.stt-stage-filter.is-active {
  border-color: transparent;
  color: #fff;
  background: var(--stt-gradient);
  box-shadow: 0 10px 22px rgba(234, 112, 34, 0.22);
}

.stt-toolbar-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
  white-space: nowrap;
}

.stt-result-count {
  margin: 0;
  color: #3b3640;
  font-size: 13px;
  font-weight: 700;
}

/* =========================================
   開催日の切り替え
========================================= */
.stt-stage-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 2px 0 24px;
}

/* 共通 js が全 nav に付与する is-fixed を無効化 */
.stt-stage-nav.is-fixed,
.stt-tabs.is-fixed {
  position: static !important;
  width: auto !important;
  left: auto !important;
  top: auto !important;
}

.stt-stage-filter {
  min-height: 58px;
  padding: 12px 16px;
  border-radius: 16px;
  justify-content: flex-start;
  text-align: left;
  flex-wrap: wrap;
}

.stt-stage-filter-main {
  display: grid;
  gap: 3px;
}

.stt-stage-filter-title {
  font-size: 13px;
  line-height: 1.35;
  font-weight: 900;
}

.stt-stage-filter-count {
  font-size: 11px;
  line-height: 1;
  opacity: 0.8;
  font-weight: 800;
}

.stt-stage-filter-icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  border-radius: 9px;
  background: var(--stt-gradient-soft);
  color: var(--stt-orange);
  font-size: 13px;
  font-weight: 900;
}

.stt-stage-filter.is-active .stt-stage-filter-icon {
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
}

/* =========================================
   開催日別ボード
========================================= */
.stt-board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  align-items: start;
}

.stt-column {
  position: relative;
  min-width: 0;
  border: 1px solid rgba(230, 224, 216, 0.9);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.75);
  box-shadow: var(--stt-shadow-card);
  overflow: hidden;
}

.stt-column.is-focused {
  grid-column: 1 / -1;
}

.stt-stage-head {
  position: sticky;
  top: var(--stt-sticky-top);
  z-index: 1;
  display: block;
  padding: 18px 18px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(255, 250, 245, 0.9));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.stt-stage-kicker {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  margin-bottom: 8px;
  padding: 5px 10px;
  border-radius: var(--stt-radius-pill);
  background: var(--stt-orange-soft);
  color: var(--stt-orange);
  font-size: 11px;
  font-weight: 900;
}

.stt-stage-title {
  margin: 0;
  font-size: 17px;
  line-height: 1.48;
  font-weight: 900;
}

.stt-stage-desc {
  margin: 8px 0 0;
  color: var(--stt-muted);
  font-size: 12px;
  line-height: 1.7;
  font-weight: 600;
}

.stt-stage-count {
  position: absolute;
  top: 16px;
  right: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  height: 30px;
  border-radius: var(--stt-radius-pill);
  background: #fff;
  color: var(--stt-orange);
  font-size: 12px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(90, 70, 50, 0.07);
}

/* ---- 開催日ごとのヘッダー配色（.stt-stage-a = DAY1 / -b = DAY2） ---- */
.stt-column.stt-stage-a .stt-stage-head {
  background: linear-gradient(135deg, #FFF4EA 0%, #FFE7D3 100%);
}
.stt-column.stt-stage-a .stt-stage-title { color: #a1470f; }
.stt-column.stt-stage-a .stt-stage-desc { color: #7c5942; }
.stt-column.stt-stage-a .stt-stage-kicker {
  background: rgba(234, 112, 34, 0.14);
  color: #c25e1b;
}
.stt-column.stt-stage-a .stt-stage-count {
  color: #c25e1b;
  border: 1px solid rgba(234, 112, 34, 0.2);
}

.stt-column.stt-stage-b .stt-stage-head {
  background: linear-gradient(135deg, #EFF5FD 0%, #DEEAFA 100%);
}
.stt-column.stt-stage-b .stt-stage-title { color: #123a7a; }
.stt-column.stt-stage-b .stt-stage-desc { color: #45566f; }
.stt-column.stt-stage-b .stt-stage-kicker {
  background: rgba(23, 74, 154, 0.12);
  color: #174A9A;
}
.stt-column.stt-stage-b .stt-stage-count {
  color: #174A9A;
  border: 1px solid rgba(23, 74, 154, 0.2);
}

/* =========================================
   セミナーカード
========================================= */
.stt-list {
  display: grid;
  gap: 10px;
  padding: 12px;
}

.stt-card {
  position: relative;
  display: grid;
  grid-template-columns: 76px 64px 1fr;
  gap: 13px;
  min-height: 124px;
  padding: 14px;
  border: 1px solid rgba(230, 224, 216, 0.86);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 8px 22px rgba(120, 90, 60, 0.07);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

/* 横長バナー画像用（写真枠ではなくタイトル上に表示） */
.stt-card.has-banner,
/* 講師写真・ロゴがない講演（写真枠を出さない） */
.stt-card.no-photo {
  grid-template-columns: 76px 1fr;
}

/* 内容調整中の講演 */
.stt-card.is-pending {
  border-style: dashed;
  border-color: #e6ddd2;
  background: rgba(252, 250, 248, 0.94);
  min-height: 0;
  box-shadow: none;
}

.stt-card.is-pending:hover {
  transform: none;
  border-color: #ddd0c1;
  box-shadow: 0 8px 22px rgba(120, 90, 60, 0.06);
}

.stt-card.is-pending .stt-card-title {
  color: #857c72;
}

/* 特別企画 */
.stt-card.is-special {
  border-color: rgba(229, 163, 59, 0.55);
  background: linear-gradient(135deg, #FFFDF8 0%, #FDF5E6 100%);
}

.stt-card:hover {
  transform: translateY(-2px);
  border-color: rgba(234, 112, 34, 0.45);
  box-shadow: 0 16px 34px rgba(150, 90, 40, 0.13);
}

.stt-banner-img {
  width: 100%;
  margin-bottom: 10px;
  border-radius: 8px;
  overflow: hidden;
  background: #f4efe9;
}

.stt-banner-img img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  display: block;
}

.stt-time-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 92px;
  border-radius: 12px;
  background: linear-gradient(180deg, #FFF1E4 0%, #FFFBF7 100%);
  color: var(--stt-orange);
  font-size: 16px;
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: 0.05em;
  text-align: center;
}

.stt-time-badge .stt-marker {
  margin: 3px 0;
  font-size: 9px;
  color: var(--stt-gold);
}

.stt-time-code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  margin-bottom: 5px;
  padding: 2px 7px;
  border-radius: var(--stt-radius-pill);
  background: rgba(234, 112, 34, 0.14);
  color: var(--stt-orange-dark);
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.stt-time-pending {
  display: block;
  padding: 0 4px;
  font-size: 9px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0;
  color: var(--stt-muted);
}

.stt-photo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stt-photo {
  /* 4:5（縦長）。人物写真は上寄りでトリミングして頭が切れないようにする */
  width: 64px;
  height: 80px;
  align-self: start;
  border-radius: 5px;
  overflow: hidden;
  background: linear-gradient(135deg, #f6efe8, #eaeef4);
}

.stt-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center 15%;
}

.stt-photo.is-logo {
  display: grid;
  place-items: center;
  height: 54px;
  padding: 5px;
  border: 1px solid #eee7e0;
  background: #fff;
}

.stt-photo.is-logo img {
  height: auto;
  max-height: 100%;
  object-fit: contain;
  object-position: center;
}

.stt-photo.double {
  height: auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow: visible;
  background: none;
}

.stt-photo.double > .stt-photo {
  flex-shrink: 0;
}

.stt-credit {
  margin: 0;
  width: 64px;
  color: #8c857f;
  font-size: 9px;
  line-height: 1.3;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-align: center;
}

.stt-card-main {
  min-width: 0;
}

.stt-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 8px;
}

.stt-tag,
.stt-mini-tag,
.stt-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  height: 20px;
  padding: 0 10px;
  border-radius: 4px;
  font-size: 10px;
  font-weight: 900;
  line-height: 1;
}

.stt-tag {
  border: 1px solid #f0c199;
  background: #FFF6EE;
  color: var(--stt-orange);
}

.stt-tag.blue {
  border-color: #b8cbe8;
  background: var(--stt-blue-soft);
  color: var(--stt-blue);
}

.stt-tag.gold {
  border-color: #ecd0a0;
  background: var(--stt-gold-soft);
  color: #a9761b;
}

.stt-tag.solid-blue {
  border-color: transparent;
  background: var(--stt-blue);
  color: #fff;
}

.stt-tag.solid-gold {
  border-color: transparent;
  background: var(--stt-gold);
  color: #fff;
}

.stt-mini-tag {
  border: 1px solid #e8e1da;
  background: #fff;
  color: #756f68;
  max-width: 150px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.stt-status {
  border: 1px solid transparent;
  border-radius: var(--stt-radius-pill);
  margin-left: auto;
}

.stt-status.is-open {
  border-color: #bfe3c6;
  background: #EFFAF1;
  color: #2f7d43;
}

.stt-status.is-full {
  border-color: #dedad5;
  background: #F4F2F0;
  color: #7b7570;
}

.stt-status.is-soon {
  border-color: #f3c4b8;
  background: #FDF0EC;
  color: #c0492b;
}

.stt-status.is-pending {
  border-color: #e6ddcf;
  background: #FAF6EE;
  color: #8a7a5c;
}

.stt-card-title {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.55;
  font-weight: 900;
  letter-spacing: 0.01em;
  text-align: left;
}

.stt-card-title .stt-card-subtitle {
  display: block;
  margin-top: 4px;
  color: var(--stt-muted);
  font-size: 12px;
  line-height: 1.55;
  font-weight: 700;
}

.stt-card-desc {
  margin: 0 0 8px;
  color: #4d4851;
  font-size: 12px;
  line-height: 1.68;
  font-weight: 500;
  text-align: left;
}

.stt-speaker-info {
  margin: 0;
  color: #343037;
  font-size: 11px;
  line-height: 1.55;
  font-weight: 700;
  text-align: left;
}

.stt-speaker-info .stt-role {
  color: #837c74;
  font-weight: 500;
}

.stt-note {
  margin: 28px 12px 0;
  text-align: right;
  color: #6b656f;
  font-size: 13px;
  font-weight: 500;
}

.stt-empty {
  margin: 22px 0 0;
  padding: 28px 20px;
  border: 1px dashed #edc49b;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.75);
  color: var(--stt-orange-dark);
  text-align: center;
  font-size: 14px;
  font-weight: 800;
}

.stt-empty[hidden] {
  display: none;
}

/* 注目カルーセルから遷移してきたカードの一時ハイライト */
.stt-card.is-highlight {
  border-color: var(--stt-orange);
  box-shadow: 0 0 0 3px rgba(234, 112, 34, 0.2), 0 16px 34px rgba(150, 90, 40, 0.16);
}

/* =========================================
   レスポンシブ
========================================= */
@media screen and (max-width: 1180px) {
  .stt {
    width: 100%;
  }

  .stt-board {
    grid-template-columns: 1fr;
  }

  .stt-column.is-focused {
    grid-column: auto;
  }

  .stt-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stt-stage-nav {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media screen and (max-width: 760px) {
  .stt {
    width: 100%;
    max-width: 100%;
    padding: 8px 16px 36px;
    overflow: hidden;
  }

  .stt-head {
    margin-bottom: 20px;
  }

  .stt-title {
    font-size: 24px;
    padding: 24px 0 12px;
  }

  .stt-title-icon {
    width: 26px;
    height: 26px;
    margin-right: 6px;
    vertical-align: -4px;
  }

  .stt-tabs {
    margin: 8px -16px 0;
    border-radius: 0;
    border-right: 0;
    border-left: 0;
    overflow-x: clip;
    box-shadow: 0 10px 24px rgba(120, 90, 60, 0.07);
  }

  .stt-tab,
  .stt-tab:first-child,
  .stt-tab:last-child {
    min-height: 48px;
    font-size: 13px;
    padding: 0 4px;
    gap: 0;
    border-radius: 0;
  }

  /* スマホではタブ内のアイコンを非表示 */
  .stt-tab svg {
    display: none;
  }

  .stt-tab.is-active::after {
    bottom: -9px;
    border-left-width: 9px;
    border-right-width: 9px;
    border-top-width: 9px;
  }

  .stt-toolbar {
    display: block;
    padding: 22px 0 18px;
  }

  .stt-chip-list {
    flex-wrap: nowrap;
    overflow-x: auto;
    margin: 0 -16px;
    padding: 0 16px 12px;
    scrollbar-width: none;
    -webkit-mask-image: linear-gradient(to right, #000 80%, transparent 100%);
    mask-image: linear-gradient(to right, #000 80%, transparent 100%);
  }

  .stt-chip-list::-webkit-scrollbar,
  .stt-stage-nav::-webkit-scrollbar {
    display: none;
  }

  .stt-chip {
    flex: 0 0 auto;
    min-height: 40px;
    padding: 0 19px;
    font-size: 13px;
  }

  .stt-toolbar-actions {
    align-items: stretch;
    gap: 12px;
  }

  .stt-result-count {
    text-align: right;
    font-size: 12px;
  }

  .stt-stage-nav {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    margin: 0 -16px 18px;
    padding: 0 16px 10px;
    scrollbar-width: none;
    -webkit-mask-image: linear-gradient(to right, #000 80%, transparent 100%);
    mask-image: linear-gradient(to right, #000 80%, transparent 100%);
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }

  .stt-stage-filter {
    flex: 0 0 auto;
    min-height: 54px;
    min-width: 150px;
    scroll-snap-align: start;
  }

  .stt-board {
    gap: 14px;
  }

  .stt-stage-head {
    position: relative;
    padding: 16px 16px 14px;
  }

  .stt-stage-title {
    font-size: 16px;
  }

  .stt-list {
    grid-template-columns: 1fr;
    gap: 9px;
    padding: 10px;
  }

  .stt-card {
    grid-template-columns: 66px 62px 1fr;
    gap: 10px;
    min-height: 0;
    padding: 12px 10px;
    border-radius: 11px;
  }

  .stt-card.has-banner,
  .stt-card.no-photo {
    grid-template-columns: 66px 1fr;
  }

  .stt-time-badge {
    min-height: 112px;
    font-size: 15px;
  }

  .stt-photo {
    width: 62px;
    height: 78px;
  }

  .stt-photo.is-logo {
    height: 52px;
  }

  .stt-credit {
    width: 62px;
    font-size: 8.5px;
  }

  .stt-card-title {
    font-size: 13px;
    line-height: 1.55;
  }

  .stt-card-title .stt-card-subtitle {
  display: block;
  margin-top: 4px;
  color: var(--stt-muted);
  font-size: 12px;
  line-height: 1.55;
  font-weight: 700;
}

.stt-card-desc {
    font-size: 11px;
    line-height: 1.65;
  }

  .stt-speaker-info {
    font-size: 11px;
  }

  .stt-note {
    margin-top: 20px;
    text-align: center;
    font-size: 12px;
  }
}

@media screen and (max-width: 430px) {
  .stt-card {
    grid-template-columns: 58px 54px 1fr;
    gap: 8px;
    padding: 10px 8px;
  }

  .stt-card.has-banner,
  .stt-card.no-photo {
    grid-template-columns: 58px 1fr;
  }

  .stt-time-badge {
    min-height: 108px;
    font-size: 13px;
  }

  .stt-photo {
    width: 54px;
    height: 68px;
  }

  .stt-photo.is-logo {
    height: 46px;
  }

  .stt-credit {
    width: 54px;
    font-size: 8px;
  }
}