@charset "UTF-8";

/* =====================================================
   セミナーバナー（10ff-investment.com と同一デザイン）
   白地 × ネイビー × ゴールド（フォーマル・明朝基調）
   セミナー終了後は、各ページの link 記述と
   <!-- ===== SEMINAR BANNER ===== --> 〜 <!-- ===== /SEMINAR BANNER ===== -->
   のブロックを削除すれば元に戻せます。
   ===================================================== */
.seminar-banner-wrap {
  --sem-gold: #b08d20;
  --sem-gold-deep: #8a6d1b;
  --sem-gold-pale: #d9bf6a;
  --sem-ink: #14294a;
  --sem-muted: #666666;
  --sem-mincho: "Yu Mincho", YuMincho, "Hiragino Mincho ProN", "Hiragino Mincho Pro", "MS PMincho", serif;
  padding: 100px 0;
  /* 画面幅が変わってもセミナー部分の背景全体を隙間なく覆う */
  background-color: #f5f7fa;
  background-image: url("../images/digitai-back.png");
  background-repeat: no-repeat;
  background-position: center 45%;
  background-size: cover;
}

/* 強調語（ゴールド・単色） */
.seminar-banner-wrap .sem-gold-text {
  color: var(--sem-gold-deep);
}

.seminar-banner {
  display: block;
  position: relative;
  /* 枠の中は左から右へ明るくなるグラデーション */
  background: linear-gradient(to right, #ecd89b 0%, #f8f0d9 50%, #ffffff 80%, #ffffff 100%);
  border: 1px solid var(--sem-ink);
  border-top: 3px solid var(--sem-ink);
  border-radius: 0;
  padding: 6px;
  text-decoration: none !important;
  transition: box-shadow 0.2s ease;
}

.seminar-banner:hover {
  box-shadow: 0 6px 18px rgba(20, 41, 74, 0.14);
}

/* 内側の金の細罫 */
.seminar-banner-inner {
  position: relative;
  border: 1px solid rgba(176, 141, 32, 0.5);
  padding: 34px 40px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.seminar-banner-body {
  flex: 1 1 480px;
  min-width: 0;
}

/* SEMINAR ラベル */
.seminar-banner-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--sem-ink);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.26em;
  padding: 4px 14px 4px 16px;
  line-height: 1.8;
  margin-bottom: 18px;
}

.seminar-banner-label i {
  color: var(--sem-gold-pale);
  letter-spacing: 0;
}

/* キャッチコピー（明朝） */
.seminar-banner-catch {
  font-family: var(--sem-mincho);
  margin: 0;
  color: var(--sem-ink);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1.6;
  letter-spacing: 0.04em;
}

.seminar-banner-catch .sem-em {
  font-size: 1.7rem;
  letter-spacing: 0.02em;
}

.seminar-banner-catch .sem-title {
  font-size: 1.6rem;
  letter-spacing: 0.08em;
}

/* サブコピー（左右に金の罫線） */
.seminar-banner-sub {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 14px 0 0;
  color: var(--sem-gold-deep);
  font-family: var(--sem-mincho);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.16em;
}

.seminar-banner-sub::before,
.seminar-banner-sub::after {
  content: "";
  height: 1px;
  background: rgba(176, 141, 32, 0.7);
}

.seminar-banner-sub::before {
  flex: 0 0 34px;
}

.seminar-banner-sub::after {
  flex: 1 1 auto;
}

/* 区切り線 */
.seminar-banner-rule {
  height: 1px;
  margin: 22px 0 18px;
  background: rgba(20, 41, 74, 0.16);
}

/* 開催概要（小ラベル＋値） */
.seminar-banner-info {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 0;
  list-style: none;
  margin: 0;
  padding: 0;
  color: var(--sem-ink);
}

.seminar-banner-info li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 0 22px;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-left: 1px solid rgba(20, 41, 74, 0.16);
}

.seminar-banner-info li:first-child {
  padding-left: 0;
  border-left: none;
}

/* 「会期」「形式」「参加」の小ラベル */
.seminar-banner-wrap .sem-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: #fff;
  background: var(--sem-gold-deep);
  padding: 2px 8px;
  line-height: 1.7;
  white-space: nowrap;
}

.seminar-banner-info .sem-date {
  font-family: var(--sem-mincho);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.03em;
}

.seminar-banner-info .sem-time {
  font-size: 0.88rem;
  color: var(--sem-muted);
}

/* 補足の小書き（ウェビナー配信 など） */
.seminar-banner-wrap .sem-note {
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--sem-muted);
  letter-spacing: 0.02em;
}

/* CTA */
.seminar-banner-cta {
  flex: 0 0 auto;
  text-align: center;
}

.seminar-banner-btn {
  display: inline-block;
  background: var(--sem-ink);
  border: 1px solid var(--sem-ink);
  box-shadow: inset 0 0 0 1px rgba(217, 191, 106, 0.55);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 16px 34px;
  white-space: nowrap;
  transition: background 0.2s ease, color 0.2s ease;
}

.seminar-banner:hover .seminar-banner-btn {
  background: #fff;
  color: var(--sem-ink);
}

.seminar-banner-note {
  display: block;
  margin-top: 10px;
  color: var(--sem-muted);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

/* バナー内の中央寄せコンテナ（Tailwind 非依存ページ向けの保険） */
.seminar-banner-container {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1rem;
}

/* タブレット */
@media (max-width: 991px) {
  .seminar-banner-inner {
    padding: 28px 26px;
  }

  .seminar-banner-catch {
    font-size: 1.18rem;
  }

  .seminar-banner-catch .sem-em {
    font-size: 1.45rem;
  }

  .seminar-banner-catch .sem-title {
    font-size: 1.35rem;
  }
}

/* スマホ：縦積み */
@media (max-width: 767px) {
  .seminar-banner-wrap {
    padding: 40px 0;
  }

  .seminar-banner-inner {
    padding: 22px 18px;
    gap: 20px;
  }

  .seminar-banner-body {
    flex: 1 1 100%;
  }

  .seminar-banner-catch {
    font-size: 1.02rem;
    line-height: 1.7;
  }

  .seminar-banner-catch .sem-em {
    font-size: 1.25rem;
  }

  .seminar-banner-catch .sem-title {
    font-size: 1.15rem;
  }

  .seminar-banner-sub {
    font-size: 0.82rem;
    gap: 10px;
  }

  .seminar-banner-sub::before {
    flex-basis: 20px;
  }

  .seminar-banner-rule {
    margin: 16px 0 14px;
  }

  /* 開催概要は縦並びに */
  .seminar-banner-info {
    display: block;
  }

  .seminar-banner-info li {
    padding: 3px 0;
    border-left: none;
    font-size: 0.85rem;
  }

  .seminar-banner-info .sem-date {
    font-size: 1.08rem;
  }

  .seminar-banner-cta {
    flex: 1 1 100%;
  }

  .seminar-banner-btn {
    display: block;
    padding: 14px 16px;
    font-size: 0.92rem;
  }
}