/* ============================================================
   courses.css — COURSES page scoped styles
   courses.html 専用。style.css の共通パーツに依存。
   ============================================================ */

/* ── ページカラー定義 ── */
/* 黄色はアクセントのみ。背景・バッジへの使用を停止。 */
.subpage-hero.courses-hero,
body.page-courses {
  --page-main: #92700a;
  --page-main-pale: #fef9c3;
  --page-dot-color: rgba(234,179,8,0.10);
}

body.page-courses {
  --blue: #92700a;
  --blue-pale: #fef9c3;
}

/* ── CATEGORY NAV ── */
.cat-nav {
  background: var(--white);
  padding: 0;
  border-bottom: 1px solid var(--gray-100);
  position: sticky;
  top: var(--nav-h);
  z-index: 50;
}
.cat-nav-inner {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.cat-nav-inner::-webkit-scrollbar { display: none; }
.cat-nav a {
  display: flex;
  align-items: center;
  padding: 14px 18px;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--text-light);
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.cat-nav a:hover { color: var(--navy); }
.cat-nav a.active { color: var(--navy); border-bottom-color: var(--navy); }

/* ── COURSE SECTIONS ── */
.course-section { background: var(--white); }
.course-section:nth-child(even) { background: var(--off-white); }
.course-section-header { margin-bottom: 32px; }

/* containerにpaddingを持たせてsectionのpadding(20px)と左端を統一 */
.course-section .container {
  padding-left: 20px;
  padding-right: 20px;
}

/* ── SECTION DIVIDER ── */
.course-section + .course-section {
  border-top: 1px solid var(--gray-200);
}
.course-section-divider {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-bottom: 32px;
}
.csd-label {
  font-size: clamp(1rem, 2vw, 1.2rem);
  font-weight: 500;
  color: var(--navy);
  letter-spacing: -0.01em;
  line-height: 1.2;
  font-family: var(--font);
}
.csd-sub {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0;
  white-space: nowrap;
}

/* ── ONLINE BADGE ── */
.online-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--navy);
  color: var(--white);
  font-size: 0.67rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--r-btn);
  margin-bottom: 16px;
}
.online-badge::before {
  content: '';
  width: 5px; height: 5px;
  background: var(--white);
  border-radius: 50%;
  opacity: 0.5;
}

/* ── COURSE CARDS ── */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1px;
  background: var(--gray-100);
  margin-bottom: 1px;
}
.course-card {
  background: var(--white);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.15s;
}
.course-card:hover { position: relative; z-index: 1; }

/* タグ: 黄色廃止・グレーボーダーのみ */
.course-tag {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-mid);
  background: transparent;
  border: var(--border-mid);
  padding: 3px 10px;
  border-radius: var(--r-btn);
  margin-bottom: 14px;
  align-self: flex-start;
}
.course-tag.gold { color: var(--text-mid); background: transparent; border-color: var(--gray-200); }
.course-tag.gray { color: var(--text-light); background: transparent; border-color: var(--gray-100); }

.course-card h3 { font-size: 1rem; font-weight: 500; line-height: 1.4; margin-bottom: 10px; letter-spacing: -0.01em; }
.course-card p { font-size: 0.86rem; color: var(--text-mid); line-height: 1.8; flex: 1; margin-bottom: 16px; letter-spacing: 0; }

/* メタチップ */
.course-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.course-meta.mt { margin-top: 14px; }
.meta-chip {
  display: flex; align-items: center; gap: 5px;
  background: transparent;
  border: var(--border-soft);
  padding: 3px 9px;
  font-size: 0.72rem; color: var(--text-light); font-weight: 500;
}
.course-meta .phi { font-size: 0.85rem; color: var(--text-light); flex-shrink: 0; }

/* 価格 */
.course-price {
  font-size: 1.1rem; font-weight: 500; color: var(--navy);
  margin-top: auto; padding-top: 20px;
  border-top: 1px solid var(--gray-100);
}
.course-price span { font-size: 0.75rem; font-weight: 500; color: var(--text-light); margin-left: 4px; }

/* オープン価格 強調 */
.open-price {
  font-size: 1.45rem;
  font-weight: 500;
  color: var(--page-main, #92700a);
  letter-spacing: -0.02em;
  margin-left: 4px;
}

/* ── WIDE CARD ── */
.course-card-wide {
  background: var(--white);
  padding: 28px; display: grid;
  grid-template-columns: 1fr auto; gap: 24px;
  align-items: start; margin-bottom: 1px; transition: box-shadow 0.15s;
}
.course-card-wide h3 { font-size: 1rem; font-weight: 500; margin: 8px 0 10px; letter-spacing: -0.01em; }
.course-card-wide p { font-size: 0.86rem; color: var(--text-mid); line-height: 1.8; max-width: 580px; letter-spacing: 0; }
.course-card-wide-side { text-align: right; flex-shrink: 0; }
.course-card-wide-price { font-size: 1.2rem; font-weight: 500; color: var(--navy); margin-bottom: 4px; }
.course-card-wide-price.course-price-free { color: var(--navy); }
.course-card-wide-price small { font-size: 0.76rem; font-weight: 500; color: var(--text-light); display: block; }

/* ── FEATURE HIGHLIGHT（共通サポート） ── */
.feature-highlight {
  background: var(--off-white);
  border: var(--border-soft);
  padding: 24px 28px 20px;
  margin-top: 1px;
}
.fh-title { font-size: 0.72rem; font-weight: 500; letter-spacing: 0.04em; color: var(--text-light); margin-bottom: 14px; }
.fh-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--gray-100); border: var(--border-soft);
}
.fh-item { background: var(--white); padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.fh-icon {
  width: 32px; height: 32px; flex-shrink: 0;
  background: var(--gray-50); border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
}
.fh-icon .phi { font-size: 1rem; color: var(--navy); }
.fh-icon .hi { color: var(--navy); width: 1em; height: 1em; }
.fh-item-label { font-size: 0.83rem; font-weight: 500; color: var(--navy); line-height: 1.35; letter-spacing: -0.01em; }
.fh-item-sub { font-size: 0.74rem; color: var(--text-mid); letter-spacing: 0; line-height: 1.5; }
.fh-note { font-size: 0.75rem; color: var(--text-light); margin-top: 12px; letter-spacing: 0; }

/* ── SUPPORT BOX ── */
.support-box { background: var(--off-white); padding: 24px 28px; margin-top: 1px; }
.support-box h3 { font-size: 0.82rem; font-weight: 500; letter-spacing: 0.06em; color: var(--navy); margin-bottom: 14px; }
.support-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 8px; list-style: none; }
.support-list li { display: flex; align-items: flex-start; gap: 8px; font-size: 0.85rem; color: var(--text-mid); letter-spacing: 0; }
.support-list li::before { content: '✓'; color: var(--navy); font-weight: 700; /* チェックマーク記号のため例外 */ flex-shrink: 0; }

/* ── JLPT PRICE TABLE ── */
.jlpt-price-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--gray-100); margin-top: 1px; }
.jlpt-price-cell { background: var(--white); padding: 20px 24px; display: flex; flex-direction: column; gap: 4px; }
.jlpt-price-level { font-size: 0.67rem; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-mid); }
.jlpt-price-amount { font-size: 1.3rem; font-weight: 500; color: var(--navy); letter-spacing: -0.02em; }
.jlpt-price-amount span { font-size: 0.75rem; font-weight: 500; color: var(--text-light); margin-left: 2px; }

/* ── SSW PACKAGE ── */
.ssw-package { background: var(--off-white); padding: 32px; position: relative; margin-bottom: 1px; }
.ssw-package-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--navy); color: #fff;
  font-size: 0.65rem; font-weight: 500; letter-spacing: 0.12em;
  text-transform: uppercase; padding: 4px 12px;
  border-radius: var(--r-btn); margin-bottom: 16px;
}
.ssw-package h3 { font-size: 1.1rem; font-weight: 500; color: var(--navy); margin-bottom: 8px; letter-spacing: -0.01em; line-height: 1.35; }
.ssw-package-desc { font-size: 0.88rem; color: var(--text-mid); line-height: 1.8; margin-bottom: 24px; letter-spacing: 0; }
.ssw-package-body { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.ssw-contents-label { font-size: 0.65rem; font-weight: 700; /* uppercase+letter-spacing ラベルの視認性確保のため例外 */ letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-light); margin-bottom: 10px; }
.ssw-contents-list { list-style: none; display: flex; flex-direction: column; gap: 1px; background: var(--gray-100); }
.ssw-contents-list li {
  background: var(--white); padding: 10px 14px;
  font-size: 0.86rem; color: var(--navy); font-weight: 500;
  display: flex; align-items: center; gap: 8px; letter-spacing: 0;
}
.ssw-contents-list li::before { content: ''; width: 4px; height: 4px; background: var(--text-light); border-radius: 50%; flex-shrink: 0; }
.ssw-guarantee { background: var(--navy); padding: 20px 24px; display: flex; flex-direction: column; gap: 6px; }
.ssw-guarantee-label { font-size: 0.63rem; font-weight: 700; /* uppercase+letter-spacing ラベルの視認性確保のため例外 */ letter-spacing: 0.16em; text-transform: uppercase; color: rgba(255,255,255,0.5); }
.ssw-guarantee-text { font-size: 1.1rem; font-weight: 500; color: #fff; line-height: 1.35; letter-spacing: -0.01em; }
.ssw-guarantee-sub { font-size: 0.75rem; color: rgba(255,255,255,0.6); margin-top: 2px; letter-spacing: 0; }
.ssw-price-row { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--gray-100); display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.ssw-price-label { font-size: 0.7rem; font-weight: 700; /* uppercase+letter-spacing ラベルの視認性確保のため例外 */ letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-light); }
.ssw-price-amount { font-size: 1.1rem; font-weight: 500; color: var(--navy); letter-spacing: -0.01em; }

/* ── UPCOMING ── */
.upcoming-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1px; background: var(--gray-100); margin-top: 32px; }
.upcoming-card { background: var(--white); padding: 24px 20px; }
.upcoming-card h3 { font-size: 0.9rem; font-weight: 500; margin-bottom: 6px; letter-spacing: -0.01em; }
.upcoming-card p { font-size: 0.8rem; color: var(--text-light); line-height: 1.65; letter-spacing: 0; }
.badge-soon {
  display: inline-block; font-size: 0.63rem; font-weight: 500;
  letter-spacing: 0.1em; color: var(--text-light);
  background: transparent; border: var(--border-mid);
  padding: 2px 8px; border-radius: var(--r-btn);
  margin-bottom: 10px; text-transform: uppercase;
}
.upcoming-icon { margin-bottom: 10px; }
.upcoming-icon .phi { font-size: 2rem; color: var(--text-light); display: block; }

/* ── APPLY BUTTON ── */
.course-apply-btn {
  display: inline-block;
  margin-top: 16px; padding: 9px 22px;
  font-size: 0.78rem; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--navy); background: transparent;
  border: 1px solid var(--navy); border-radius: var(--r-btn);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
  align-self: flex-end; margin-left: auto;
}
.course-apply-btn:hover { background: var(--navy); color: #fff; }
.course-card-wide .course-apply-btn { align-self: auto; white-space: nowrap; margin-top: 14px; margin-left: 0; }
.ssw-package .course-apply-btn { display: inline-block; margin-left: 0; align-self: auto; }

/* ── CTA ── */
.cta-section { background: var(--off-white); border-top: 1px solid var(--gray-100); }
.cta-section .btn-primary,
.cta-section .btn-outline { min-width: 0; }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .course-section-divider { padding-bottom: 24px; flex-direction: column; gap: 4px; }
  .csd-sub { white-space: normal; }
  .fh-grid { grid-template-columns: 1fr 1fr; }
  .jlpt-price-row { grid-template-columns: 1fr; }
  .ssw-package-body { grid-template-columns: 1fr; }
  .course-grid { grid-template-columns: 1fr; gap: 12px; background: transparent; }
  .course-card-wide { grid-template-columns: 1fr; }
  .course-card-wide-side { text-align: left; }
  .course-apply-btn { padding: 11px 24px; font-size: 0.82rem; align-self: stretch; text-align: center; margin-left: 0; }
}