/* ========================================
   CSS変数（テーマカラー）
   別セミナーで使い回す際はここを変更
   ======================================== */
:root {
  --color-primary: #32373c;
  --color-primary-light: #4a5056;
  --color-primary-lighter: #f8f8ea;
  --color-accent: #d97706;
  --color-accent-hover: #b45309;
  --color-accent-light: #f0eeb8;
  --color-cta-free: #059669;
  --color-cta-free-hover: #047857;
  --color-cta-main: #d97706;
  --color-cta-main-hover: #b45309;
  --color-text: #313131;
  --color-text-muted: #6b7280;
  --color-text-on-dark: #313131;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f8ea;
  --color-bg-section: #f8f8ea;
  --color-border: #e0e0cc;
  --color-link: #1a0dab;
  --color-warning: #dc2626;
  --color-warning-bg: #fef2f2;
  --color-note-bg: #f8f8ea;
  --color-note-border: #f59e0b;
  --max-width: 1100px;
  --section-padding-y: 80px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --shadow: 0 4px 20px rgba(50, 55, 60, 0.06);
  --shadow-lg: 0 8px 32px rgba(50, 55, 60, 0.10);
  --font-family: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", system-ui, sans-serif;
  --transition: 0.2s ease;
}

/* ========================================
   リセット・ベース
   ======================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-hover);
}

/* ========================================
   ヘッダー（固定表示）
   ======================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(236, 234, 158, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  height: 60px;
}

/* ========================================
   共通波形（dott.io準拠）
   ======================================== */
.dott-wave {
  line-height: 0;
  pointer-events: none;
  overflow: hidden;
}

.dott-wave svg {
  display: block;
  width: 107%;
  height: 86px;
}

/* ヒーロー下・特徴下の波形（通常フロー、負マージンで重ねる） */
.dott-wave--hero {
  position: relative;
  margin-top: -1px;
  z-index: 1;
  background: #f8f8ea;
}

.dott-wave--features {
  position: relative;
  margin-top: -1px;
  z-index: 1;
  background: var(--color-bg);
}

/* お申し込み上の反転波形 */
.dott-wave--up {
  position: relative;
  z-index: 1;
}

.dott-wave--up svg {
  transform: rotate(180deg);
}

/* ヘッダー下の波形 */
.site-header .dott-wave {
  position: absolute;
  bottom: -85px;
  left: 0;
  width: 100%;
}

.site-header__inner {
  padding: 0 clamp(24px, 3vw, 48px);
  height: 100%;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
}

.site-header__logo {
  justify-self: start;
}

.site-header__logo a {
  display: flex;
  align-items: center;
}

.site-header__logo-img {
  height: 32px;
  width: auto;
  display: block;
}

.site-header__logo-text {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  white-space: nowrap;
}

.site-header__nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.site-header__nav::-webkit-scrollbar {
  display: none;
}

.site-header__nav-link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: 4px;
  transition: color var(--transition), background var(--transition);
  text-decoration: none;
}

.site-header__nav-link:hover {
  color: var(--color-primary);
  background: var(--color-primary-lighter);
}

.site-header__cta {
  justify-self: end;
  display: flex;
  gap: 8px;
  align-items: center;
}

.site-header__cta .btn {
  min-width: 0;
  padding: 8px 16px;
  font-size: 0.8rem;
  border-width: 1.5px;
  white-space: nowrap;
}

/* ========================================
   共通レイアウト
   ======================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding-y) 0;
}

.section--alt {
  background: var(--color-bg-section);
}

.section--dark {
  background: #ecea9e;
  color: var(--color-text);
}

.section--contact {
  background: #ecea9e;
  color: var(--color-text);
}

.section__header {
  text-align: center;
  margin-bottom: 48px;
}

.section__title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 12px;
  line-height: 1.4;
}

.section--dark .section__title {
  color: var(--color-text);
}

.section__subtitle {
  font-size: 1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.section--dark .section__subtitle {
  color: var(--color-text-muted);
}

/* ========================================
   ボタン
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-family);
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  line-height: 1.4;
  text-align: center;
  min-width: 240px;
}

.btn--free {
  background: var(--color-cta-free);
  color: #fff;
  border-color: var(--color-cta-free);
}

.btn--free:hover {
  background: var(--color-cta-free-hover);
  border-color: var(--color-cta-free-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(5, 150, 105, 0.3);
}

.btn--main {
  background: var(--color-cta-main);
  color: #fff;
  border-color: var(--color-cta-main);
}

.btn--main:hover {
  background: var(--color-cta-main-hover);
  border-color: var(--color-cta-main-hover);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(217, 119, 6, 0.3);
}

.btn--outline {
  background: #fff;
  color: var(--color-text);
  border-color: var(--color-text);
  border-width: 2px;
}

.btn--outline:hover {
  background: var(--color-text);
  color: #fff;
  transform: translateY(-2px);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-cta-main);
  border-color: var(--color-cta-main);
}

.btn--outline-dark:hover {
  background: var(--color-cta-main);
  color: #fff;
  transform: translateY(-2px);
}

.btn--disabled {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: none;
}

.btn:has(.btn__sub) {
  flex-direction: column;
  gap: 2px;
}

.btn__sub {
  display: block;
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.85;
}

.cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ========================================
   ファーストビュー
   ======================================== */
.hero {
  background: #ecea9e;
  color: var(--color-text-on-dark);
  padding: 60px 0 20px;
  position: relative;
  overflow: hidden;
}

/* ヒーロー装飾シェイプ */
.hero__shapes {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero__shape {
  position: absolute;
}

.hero__shape img {
  display: block;
  width: 100%;
  height: 100%;
  opacity: 0.9;
}

.hero__shape--circle {
  top: 100px;
  right: -80px;
  width: 280px;
  height: 280px;
  animation: shapeFloat 6s ease-in-out infinite;
}

.hero__shape--rect {
  top: 140px;
  left: -120px;
  width: 340px;
  height: 180px;
  animation: shapeFloat 8s ease-in-out infinite 1s;
}

.hero__shape--triangle {
  bottom: 20px;
  right: 14%;
  width: 130px;
  height: 120px;
  animation: shapeFloat 7s ease-in-out infinite 0.5s;
}

.hero__shape--square {
  bottom: 13px;
  left: 10%;
  width: 160px;
  height: 160px;
  animation: shapeFloat 7s ease-in-out infinite 1.5s;
}

@keyframes shapeFloat {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-20px);
  }
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(200, 198, 100, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(200, 198, 100, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero__layout {
  display: block;
}

.hero__layout--with-images {
  display: flex;
  align-items: center;
  gap: 40px;
}

.hero__image {
  display: none;
}

.hero__layout--with-images .hero__image {
  display: block;
  flex-shrink: 0;
  width: 140px;
}

.hero__layout--with-images .hero__text {
  flex: 1;
  min-width: 0;
}

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

.hero__badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(0, 0, 0, 0.12);
  color: var(--color-text);
  padding: 6px 20px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
  backdrop-filter: blur(4px);
}

.hero__title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
  white-space: pre-line;
}

.hero__subtitle {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 20px;
  line-height: 1.6;
}

.hero__tags {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.hero__tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 4px 16px;
  border-radius: 4px;
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.hero__description {
  width: fit-content;
  max-width: 720px;
  margin: 0 auto 40px;
  font-size: 1rem;
  line-height: 1.9;
  opacity: 0.88;
  text-align: left;
  white-space: pre-line;
}

.hero__cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========================================
   セミナーの特徴
   ======================================== */
.features__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-bg);
  border-radius: var(--border-radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.feature-card__icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.feature-card__icon .material-symbols-outlined {
  font-size: 44px;
  font-variation-settings: "wght" 600;
}

/* Material Symbols: デフォルト背景色（個別クラス未定義時のフォールバック） */
.feature-card__icon:not([class*="--practice"]):not([class*="--multi-ai"]):not([class*="--continuous"]):not([class*="--beginner"]):has(.material-symbols-outlined) {
  background: #d1fae5;
  color: #059669;
}

/* Material Symbols: 各コンテキストでのサイズ調整 */
.session-card__meta-icon.material-symbols-outlined {
  font-size: 16px;
  width: 16px;
  height: 16px;
}

.contact-card__item-icon .material-symbols-outlined,
.target__check .material-symbols-outlined {
  font-size: 20px;
}

.feature-card__icon--practice {
  background: #ede9fe;
  color: #7c3aed;
}

.feature-card__icon--multi-ai {
  background: #f0eeb8;
  color: #d97706;
}

.feature-card__icon--continuous {
  background: #d1fae5;
  color: #059669;
}

.feature-card__icon--beginner {
  background: #f0eeb8;
  color: #d97706;
}

.feature-card__title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.5;
  white-space: pre-line;
}

.feature-card__description {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========================================
   対象者
   ======================================== */
.target__layout {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

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

.target__images {
  flex-shrink: 0;
  display: flex;
  flex-direction: row;
  gap: 12px;
  width: 340px;
}

.target__image {
  flex: 1;
  min-width: 0;
  height: auto;
  object-fit: cover;
}

@media (max-width: 768px) {
  .target__layout {
    flex-direction: column;
  }

  .target__images {
    max-width: 100%;
    flex-direction: row;
  }

  .target__image {
    max-width: 200px;
  }
}

.target__list {
  list-style: none;
  max-width: 720px;
  margin: 0 auto 32px;
}

.target__item {
  display: flex;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 1rem;
  line-height: 1.7;
}

.target__item:last-child {
  border-bottom: none;
}

.target__check {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  margin-top: 4px;
  color: var(--color-cta-free);
}

.target__requirements {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.target__note {
  padding: 16px 20px;
  border-radius: var(--border-radius-sm);
  font-size: 0.95rem;
  line-height: 1.7;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.target__note--important {
  background: var(--color-note-bg);
  border: 1px solid var(--color-note-border);
}

.target__note--warning {
  background: var(--color-warning-bg);
  border: 1px solid var(--color-warning);
  color: var(--color-warning);
  font-weight: 600;
}

.target__note-icon {
  flex-shrink: 0;
  font-size: 1.2rem;
  line-height: 1.7;
}

/* ========================================
   講師プロフィール
   ======================================== */
.instructors__grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
  max-width: 800px;
  margin: 0 auto;
}

.instructor-card {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  background: var(--color-bg);
  border-radius: var(--border-radius);
  padding: 32px;
  box-shadow: var(--shadow);
}

.instructor-card__photo {
  width: 140px;
  height: 140px;
  border-radius: var(--border-radius-sm);
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.instructor-card__photo--placeholder {
  background: var(--color-bg-section);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}

.instructor-card__photo--placeholder svg {
  width: 48px;
  height: 48px;
}

.instructor-card__body {
  flex: 1;
  min-width: 0;
}

.instructor-card__name {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.instructor-card__furigana {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.instructor-card__bio {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text);
}

/* 横並びレイアウト */
.instructors__grid--horizontal {
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
}

.instructor-card--horizontal {
  flex-direction: column;
  align-items: center;
  text-align: center;
  flex: 1;
  min-width: 240px;
  max-width: 320px;
}

.instructor-card--horizontal .instructor-card__photo {
  width: 180px;
  height: 180px;
  margin-bottom: 16px;
}

.instructor-card--horizontal .instructor-card__body {
  display: flex;
  flex-direction: column;
  align-items: center;
}

@media (max-width: 768px) {
  .instructor-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 24px;
  }

  .instructor-card__photo {
    width: 120px;
    height: 120px;
  }

  .instructors__grid--horizontal {
    flex-direction: column;
    align-items: center;
  }

  .instructor-card--horizontal {
    max-width: 100%;
  }
}

/* ========================================
   セミナー基本情報
   ======================================== */
.info__table {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.info__row {
  display: flex;
  border-bottom: 1px solid var(--color-border);
}

.info__row:last-child {
  border-bottom: none;
}

.info__label {
  flex-shrink: 0;
  width: 160px;
  padding: 16px 20px;
  background: var(--color-primary-lighter);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-primary);
  display: flex;
  align-items: flex-start;
}

.info__value {
  flex: 1;
  padding: 16px 20px;
  font-size: 0.95rem;
  line-height: 1.7;
}

.info__value a {
  color: var(--color-link);
  text-decoration: underline;
}

.info__value a:hover {
  color: var(--color-link);
  text-decoration: underline;
}

.info__value small {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-top: 4px;
}

/* ========================================
   セミナー全体の流れ（タイムライン）
   ======================================== */
.timeline {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--color-accent) 0%, var(--color-cta-free) 100%);
}

.timeline__item {
  position: relative;
  padding-bottom: 32px;
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__dot {
  position: absolute;
  left: -33px;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 2px var(--color-accent);
  z-index: 1;
}

.timeline__item--free .timeline__dot {
  background: var(--color-cta-free);
  box-shadow: 0 0 0 2px var(--color-cta-free);
}

.timeline__content {
  background: var(--color-bg);
  border-radius: var(--border-radius-sm);
  padding: 20px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
}

.timeline__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1rem;
  margin-bottom: 4px;
  color: var(--color-primary);
}

.timeline__badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--color-text);
  background: none;
  border: 1px solid currentColor;
}

.timeline__title {
  font-size: 0.95rem;
  color: var(--color-text);
  margin-bottom: 4px;
}

.timeline__date {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ========================================
   各回の詳細
   ======================================== */
.sessions__grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.session-card {
  background: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.session-card__header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 28px;
  background: var(--color-primary-lighter);
  border-bottom: 1px solid var(--color-border);
}

.session-card__number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.session-card--free .session-card__number {
  background: var(--color-cta-free);
}

.session-card__header-text {
  flex: 1;
}

.session-card__label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

.session-card__title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.4;
}

.session-card__badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  color: var(--color-text);
  background: none;
  border: 1px solid currentColor;
}

.session-card__body {
  padding: 24px 28px;
}

.session-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 16px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.session-card__meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.session-card__meta-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: 0.7;
}

.session-card__description {
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 16px;
  white-space: pre-line;
}

.session-card__note {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  background: var(--color-bg-section);
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  line-height: 1.7;
  margin-bottom: 16px;
}

.session-card__highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.session-card__highlight {
  display: inline-block;
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 0.8rem;
  font-weight: 600;
}

/* ========================================
   バナー
   ======================================== */
.banners {
  margin-top: 48px;
}

.banners__title {
  font-size: 1.25rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 24px;
}

.banners__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}

.banners__item {
  display: block;
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow);
}

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

.banners__item picture {
  display: block;
}

.banners__img {
  display: block;
  max-width: 100%;
  width: 100%;
  height: auto;
}

/* ========================================
   プレセミナーCTA（中間）
   ======================================== */
.mid-cta {
  background: var(--color-bg);
  padding: 60px 0;
  text-align: center;
}

.mid-cta__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.mid-cta__description {
  max-width: 600px;
  margin: 0 auto 32px;
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.8;
  white-space: pre-line;
}

.mid-cta__points {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.mid-cta__point {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
}

.mid-cta__point-icon {
  color: var(--color-cta-free);
}

/* ========================================
   FAQ
   ======================================== */
.faq__list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq__item {
  background: var(--color-bg);
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.faq__item[open] {
  box-shadow: var(--shadow);
}

.faq__question {
  padding: 18px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.6;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  list-style: none;
  user-select: none;
}

.faq__question::-webkit-details-marker {
  display: none;
}

.faq__question::before {
  content: "Q";
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
}

.faq__question::after {
  content: "";
  flex-shrink: 0;
  margin-left: auto;
  width: 20px;
  height: 20px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  transition: transform var(--transition);
  margin-top: 4px;
}

.faq__item[open] .faq__question::after {
  transform: rotate(180deg);
}

.faq__answer {
  padding: 0 24px 18px;
  padding-left: 64px;
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text-muted);
}

/* ========================================
   PDFダウンロード
   ======================================== */
.pdf-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 920px;
  margin: 0 auto;
}

.pdf-card {
  background: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.pdf-card__icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  color: var(--color-warning);
}

.pdf-card__title {
  font-size: 0.95rem;
  font-weight: 700;
  flex: 1;
  min-width: 0;
}

.pdf-card__title a {
  color: var(--color-link);
  text-decoration: underline;
}

.pdf-card__title a:hover {
  color: var(--color-link);
  text-decoration: underline;
}

.pdf-card__description {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.pdf-card .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

.pdf-card .btn svg {
  width: 16px;
  height: 16px;
  vertical-align: middle;
}

/* ========================================
   お問い合わせ
   ======================================== */
.contact-card {
  max-width: 600px;
  margin: 0 auto;
  background: var(--color-bg);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  padding: 32px;
  text-align: center;
}

.contact-card--with-image {
  max-width: 600px;
}

.contact-card__layout {
  display: flex;
  align-items: center;
  gap: 24px;
}

.contact-card__image {
  flex-shrink: 0;
  width: 140px;
}

.contact-card__image img {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius-sm);
  object-fit: cover;
}

.contact-card__body {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.contact-card__description {
  font-size: 1rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}

.contact-card__items {
  display: inline-flex;
  flex-direction: column;
  gap: 12px;
  align-items: flex-start;
  margin: 0 auto;
}

.contact-card__item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
}

.contact-card__item a {
  color: var(--color-link);
  text-decoration: underline;
}

.contact-card__item a:hover {
  color: var(--color-link);
  text-decoration: underline;
}

.contact-card__item-icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* ========================================
   最終CTA
   ======================================== */
.final-cta {
  padding: 32px 0;
  text-align: center;
  position: relative;
}

.final-cta__title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.final-cta__subtitle {
  font-size: 0.95rem;
  opacity: 0.8;
  margin-bottom: 36px;
}

.final-cta .cta-group {
  margin-bottom: 16px;
}

.final-cta__deadlines {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
  font-size: 0.85rem;
  opacity: 0.7;
}

/* ========================================
   フッター
   ======================================== */
.footer {
  background: #ecea9e;
  color: var(--color-text-muted);
  padding: 24px 0;
  text-align: center;
  font-size: 0.85rem;
}

.footer__copyright a {
  color: var(--color-text);
  text-decoration: underline;
  transition: color 0.2s;
}

.footer__copyright a:hover {
  color: var(--color-primary);
}

.footer__service-links {
  margin-left: 8px;
}

.footer__service-links a {
  color: var(--color-text);
  text-decoration: underline;
  transition: color 0.2s;
  margin-left: 12px;
}

.footer__service-links a:hover {
  color: var(--color-primary);
}

/* ========================================
   フローティングCTA（モバイル）
   ======================================== */
.floating-cta {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  flex-direction: row;
  z-index: 100;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.1);
  padding: 10px 16px;
  gap: 8px;
}

.floating-cta .btn {
  min-width: 0;
  padding: 12px 16px;
  font-size: 0.9rem;
  flex: 1;
  white-space: nowrap;
}

/* ========================================
   プレースホルダー表示
   ======================================== */
.placeholder {
  background: #f0eeb8;
  border: 2px dashed #f59e0b;
  border-radius: 4px;
  padding: 2px 8px;
  font-style: italic;
}

/* ========================================
   レスポンシブ
   ======================================== */
@media (max-width: 767px) {
  :root {
    --section-padding-y: 48px;
  }

  .site-header {
    height: auto;
  }

  .site-header__inner {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: 10px 16px 6px;
    gap: 0;
  }

  .site-header__nav {
    display: flex;
    justify-content: flex-start;
    overflow-x: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
    gap: 4px;
    padding: 4px 0;
  }

  .site-header__nav::-webkit-scrollbar {
    display: none;
  }

  .site-header__nav-link {
    font-size: 0.75rem;
    padding: 4px 10px;
  }

  .site-header__cta {
    display: none;
  }

  .hero {
    padding: 64px 0 56px;
  }

  .hero__layout--with-images {
    flex-direction: column;
    gap: 24px;
  }

  .hero__layout--with-images .hero__image {
    width: 160px;
  }

  .hero__title {
    font-size: 1.8rem;
  }

  .hero__subtitle {
    font-size: 1rem;
  }

  .hero__description {
    font-size: 0.9rem;
  }

  .hero__cta {
    flex-direction: column;
    align-items: center;
  }

  .hero__cta .btn {
    width: 100%;
    max-width: 320px;
  }

  .section__header {
    margin-bottom: 32px;
  }

  .section__title {
    font-size: 1.4rem;
  }

  .features__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-card {
    padding: 24px 20px;
  }

  .info__row {
    flex-direction: column;
  }

  .info__label {
    width: 100%;
    padding: 12px 20px;
  }

  .info__value {
    padding: 12px 20px;
  }

  .timeline {
    padding-left: 32px;
  }

  .timeline__dot {
    left: -25px;
    width: 14px;
    height: 14px;
  }

  .timeline::before {
    left: 11px;
  }

  .session-card__header {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 20px;
    gap: 8px;
  }

  .session-card__body {
    padding: 20px;
  }

  .session-card__meta {
    flex-direction: column;
    gap: 8px;
  }

  .mid-cta__points {
    flex-direction: column;
    align-items: center;
    gap: 12px;
  }

  .faq__question {
    padding: 14px 16px;
    font-size: 0.95rem;
  }

  .faq__answer {
    padding: 0 16px 14px;
    padding-left: 56px;
  }

  .cta-group {
    flex-direction: column;
    align-items: center;
  }

  .cta-group .btn {
    width: 100%;
    max-width: 320px;
  }

  .pdf-card {
    flex-direction: column;
    text-align: center;
  }

  .pdf-card .btn {
    width: 100%;
  }

  .floating-cta {
    display: flex;
  }

  .contact-card__layout {
    flex-direction: column;
  }

  .contact-card__image {
    width: 180px;
    margin: 0 auto;
  }

  .contact-card__body {
    text-align: center;
  }

  .final-cta__deadlines {
    flex-direction: column;
    gap: 8px;
  }
}

@media (min-width: 768px) and (max-width: 1099px) {
  .site-header__nav {
    gap: 4px;
  }

  .site-header__nav-link {
    font-size: 0.8rem;
    padding: 6px 8px;
  }

  .site-header__cta .btn {
    padding: 6px 12px;
    font-size: 0.75rem;
  }

  .hero__title {
    font-size: 2.2rem;
  }

  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .hero__title {
    font-size: 2.75rem;
  }
}