:root {
  --navy: #16273D;
  --navy-deep: #0F1C2E;
  --navy-mid: #28425F;
  --paper: #F7F4EE;
  --paper-dark: #EDE7DA;
  --ink: #1D2733;
  --ink-soft: #4B5563;
  --gold: #D6A64B;
  --gold-deep: #B5852E;
  --line: #DDD6C7;
  --radius: 10px;
  --maxw: 1080px;
  font-size: 17px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  /* common.cssのoverflow-x: hiddenがgnavのposition: stickyを無効化するため、このページ限定で打ち消す */
  overflow-x: visible;
}

a {
  color: inherit;
}

section[id] {
  scroll-margin-top: 76px;
}

:where(input, textarea, select, button) {
  appearance: auto;
}

strong {
  font-weight: 700;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 16px;
}

.eyebrow {
  display: inline-block;
  font-size: .78rem;
  letter-spacing: .14em;
  font-weight: 700;
  color: var(--gold-deep);
  text-transform: uppercase;
  margin-bottom: 10px;
}

h2.section-title {
  font-size: clamp(1.5rem, 3.4vw, 2.05rem);
  margin: 0 0 8px;
  line-height: 1.5;
}

.section-lead {
  color: var(--ink-soft);
  font-size: .98rem;
  margin: 0 0 36px;
}

.section-pad {
  padding: 64px 0;
}

.divider {
  width: 44px;
  height: 3px;
  background: var(--gold);
  border-radius: 2px;
  margin: 14px 0 28px;
}

/* ================================================
   共通スタイル(複数箇所で使われる設定をグループ化)
   ================================================ */
a {
  text-decoration: underline;
  &:hover {
    text-decoration: none;
  }
}

/* 背景: ペーパー系セクション */
.intro,
.recommend,
.voice {
  background: var(--paper);
}

/* 背景: ペーパーダーク系セクション */
.callan,
.faq,
.cta-band {
  background: var(--paper-dark);
}

/* 背景: ネイビー系セクション(白文字) */
.hero,
.details,
.formsec {
  background: var(--navy-deep);
  color: #fff;
}

/* カード共通: 白背景 + 角丸 */
.intro-card,
.callan-compare,
.callan-video-link,
.rec-card,
.voice-card,
.faq-item,
.form-card {
  background: #fff;
  border-radius: var(--radius);
}

/* カード共通: 枠線あり */
.intro-card,
.callan-compare,
.callan-video-link,
.rec-card,
.voice-card,
.faq-item {
  border: 1px solid var(--line);
}

/* 本文リード文 */
.intro-card p,
.callan-intro p {
  margin: 0 0 14px;
  color: var(--ink);
}

/* アイコン/丸バッジ: 中央寄せ */
.callan-video-link-icon,
.rec-icon,
.voice-avatar,
.faq-q .qmark,
.sticky-cta {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* アイコン/丸バッジ: 円形 */
.callan-video-link-icon,
.rec-icon,
.voice-avatar,
.faq-q .qmark {
  border-radius: 50%;
}

/* アイコン/丸バッジ: ネイビー背景 */
.callan-video-link-icon,
.rec-icon,
.faq-q .qmark {
  background: var(--navy);
}

/* CTAボタン共通: ゴールド背景 */
.gnav .nav-cta,
.btn-primary,
.submit-btn,
.sticky-cta a {
  background: var(--gold);
  color: var(--navy-deep);
}

/* CTAボタン共通: 太字8px角丸 */
.btn-primary,
.submit-btn,
.sticky-cta a {
  font-weight: 700;
  border-radius: 8px;
}

/* CTAボタン共通: 下線なし */
.gnav .nav-cta,
.btn-primary,
.sticky-cta a {
  text-decoration: none;
}

/* 横並び・折り返しコンテナ */
.hero-facts,
.hero-cta-row,
.ability-tags,
.cta-band-inner {
  display: flex;
  flex-wrap: wrap;
}

/* 縦積みコンテナ */
.hero-whatyoulearn,
.callan-rules,
.callan-video-link-body,
.voice-list,
.rec-card {
  display: flex;
  flex-direction: column;
}

/* 2カラムグリッド */
.callan-compare-head,
.callan-compare-cells,
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

/* 補足テキスト(小さめ・グレー) */
.callan-more-note,
.voice-card .who,
.form-subtext-link {
  font-size: .82rem;
  color: var(--ink-soft);
}

/* 見出しラベル(ネイビー太字) */
h2.section-title,
.ability-tags span,
.cta-band-inner p,
.callan-compare-cap,
.rec-card-body p,
.faq-q,
.field label {
  font-weight: 700;
  color: var(--navy);
}



/* ---------- Header ---------- */

.gnav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 28, 46, .94);
  backdrop-filter: blur(6px);
  color: #fff;
}

.gnav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}

.gnav .logo {
  font-weight: 700;
  letter-spacing: .04em;
  font-size: .95rem;
  & small {
    display: block;
    font-size: .62rem;
    font-weight: 400;
    color: #B9C3D0;
    letter-spacing: .12em;
  }
}



.gnav .nav-cta {
  font-weight: 700;
  font-size: .82rem;
  padding: 9px 18px;
  border-radius: 6px;
  white-space: nowrap;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
}

.hero-photo,
.hero-photo source,
.hero-photo img {
  width: 100%;
}

.hero-inner {
  position: relative;
}

.hero-content {
  padding: 34px 0 42px;
}

.hero-kicker {
  font-size: .95rem;
  font-weight: 500;
  color: #E9D9B8;
  margin-bottom: 6px;
}

.hero-h1 {
  font-size: clamp(1.7rem, 4.6vw, 2.5rem);
  font-weight: 700;
  line-height: 1.4;
  margin: 6px 0 14px;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.hero-h1 .accent {
  display: inline-block;
  color: var(--gold);
  white-space: nowrap;
}

.hero-facts {
  gap: 10px 14px;
  margin: 18px 0 22px;
}

.hero-facts span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .24);
  padding: 9px 14px;
  border-radius: 8px;
  font-size: .9rem;
  font-weight: 700;
  color: #fff;
}

.hero-label {
  margin: 0 0 8px;
  font-size: .82rem;
  font-weight: 700;
  color: #E9D9B8;
  letter-spacing: .03em;
}

.hero-whatyoulearn {
  list-style: none;
  margin: 0 0 40px;
  padding: 0;
  gap: 6px;
}

.hero-whatyoulearn li {
  position: relative;
  padding-left: 24px;
  font-size: .9rem;
  color: #EDEAE2;
  line-height: 1.6;
}

.hero-whatyoulearn li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--gold);
  font-weight: 700;
}

.btn-primary {
  display: inline-block;
  font-size: 1.02rem;
  padding: 16px 34px;
  text-align: center;
  box-shadow: 0 10px 24px rgba(214, 166, 75, .35);
  transition: transform .15s ease, box-shadow .15s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(214, 166, 75, .45);
}

.hero-cta-row {
  align-items: center;
}

.hero-subtext-link {
  display: inline-block;
  margin-top: 14px;
  font-size: .82rem;
  color: rgba(255, 255, 255, .72);
  text-underline-offset: 3px;
}

/* ---------- Intro ---------- */

.intro-card {
  border-left: 4px solid var(--gold);
  padding: 28px 30px;
  box-shadow: 0 6px 20px rgba(22, 39, 61, .05);
}

.intro-card p:last-child {
  margin-bottom: 0;
}

.intro-card strong {
  color: var(--navy);
}

.intro-subhead {
  margin: 22px 0 10px;
  font-size: .98rem;
  color: var(--navy);
}

.ability-tags {
  gap: 8px;
}

.ability-tags span {
  background: var(--paper-dark);
  font-size: .84rem;
  padding: 7px 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
}

/* ---------- CTA band ---------- */

.cta-band {
  padding: 34px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.cta-band-inner {
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.cta-band-inner p {
  margin: 0;
  font-size: 1.02rem;
}

.cta-band .btn-primary {
  padding: 13px 26px;
  font-size: .94rem;
  box-shadow: none;
}

/* ---------- Callan method(テキスト+比較表+動画リンク) ---------- */

.callan-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  grid-template-rows: auto auto;
  gap: 32px;
  align-items: start;
}

.callan-intro {
  grid-column: 1;
  grid-row: 1;
}

.callan-visual {
  grid-column: 2;
  grid-row: 1 / 3;
}

.callan-rules-block {
  grid-column: 1;
  grid-row: 2;
}

.callan-rules {
  margin: 0 0 10px;
  padding-left: 0;
  list-style: none;
  gap: 10px;
}

.callan-rules li {
  padding-left: 22px;
  position: relative;
  font-size: .92rem;
  color: var(--ink);
  line-height: 1.7;
}

.callan-rules li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--gold-deep);
  font-weight: 700;
}

.callan-compare {
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(22, 39, 61, .05);
}

.callan-compare-cap {
  margin: 0 0 10px;
  font-size: .86rem;
}

.callan-compare-head span {
  padding: 12px 10px;
  font-size: .78rem;
  font-weight: 700;
  text-align: center;
  line-height: 1.4;
}

.callan-compare-head .callan-compare-col--callan {
  background: var(--navy);
  color: #fff;
}

.callan-compare-head .callan-compare-col--general {
  background: var(--paper-dark);
  color: var(--ink-soft);
}

.callan-compare-row {
  border-top: 1px solid var(--line);
}

.callan-compare-label {
  display: block;
  padding: 10px 14px 0;
  font-size: .74rem;
  font-weight: 700;
  color: var(--gold-deep);
  letter-spacing: .02em;
}

.callan-compare-cells p {
  margin: 0;
  padding: 6px 14px 14px;
  font-size: .82rem;
  line-height: 1.6;
  color: var(--ink);
}

.callan-compare-cells p:first-child {
  border-right: 1px solid var(--line);
}

.callan-video-link {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  padding: 14px 16px;
  text-decoration: none;
  transition: border-color .2s, box-shadow .2s;
}

.callan-video-link:hover {
  border-color: var(--gold-deep);
  box-shadow: 0 4px 14px rgba(22, 39, 61, .08);
}

.callan-video-link-icon {
  flex: none;
  width: 34px;
  height: 34px;
  color: #fff;
  font-size: .7rem;
}

.callan-video-link-body {
  gap: 2px;
}

.callan-video-link-title {
  font-size: .86rem;
  font-weight: 700;
  color: var(--navy);
}

.callan-video-link-sub {
  font-size: .74rem;
  color: var(--ink-soft);
}

/* ---------- Recommend ---------- */

.rec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.rec-card {
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(22, 39, 61, .05);
}

.rec-card img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 3/2;
  object-fit: cover;
}

.rec-card-body {
  padding: 18px 18px 22px;
}

.rec-icon {
  width: 34px;
  height: 34px;
  color: var(--gold);
  font-weight: 700;
  margin-bottom: 10px;
  font-size: .9rem;
}

.rec-card-body p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.6;
}

.rec-card-body span {
  display: block;
  font-weight: 400;
  color: var(--ink-soft);
  font-size: .86rem;
  margin-top: 6px;
  line-height: 1.7;
}

/* ---------- Event details ---------- */

.details h2.section-title,
.formsec h2.section-title {
  color: #fff;
}

.details .section-lead,
.formsec .section-lead {
  color: #C9D2DC;
}

.details .eyebrow,
.formsec .eyebrow {
  color: #E9D9B8;
}

.details-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  border-top: 1px solid rgba(255, 255, 255, .14);
}

.details-grid .row {
  display: contents;
}

.details-grid dt {
  padding: 20px 0;
  font-weight: 700;
  color: #E9D9B8;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.details-grid dd {
  margin: 0;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  color: #F1F0EC;
}

.details-grid dd ul {
  margin: 0;
  padding-left: 1.1em;
}

.details-grid dd li {
  margin-bottom: 4px;
}

.perk-box {
  margin-top: 28px;
  background: linear-gradient(135deg, var(--gold) 0%, #EFCB84 100%);
  color: var(--navy-deep);
  border-radius: var(--radius);
  padding: 24px 26px;
}

.perk-box .tag {
  flex: none;
  background: var(--navy-deep);
  color: var(--gold);
  font-weight: 700;
  font-size: .72rem;
  padding: 6px 12px;
  border-radius: 999px;
  letter-spacing: .06em;
}

.perk-box p {
  margin: 0;
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.7;
}

.perk-box small {
  display: block;
  font-weight: 400;
  font-size: .78rem;
  margin-top: 6px;
  color: #5A4419;
}

/* ---------- Voice ---------- */

.voice-list {
  gap: 24px;
}

.voice-card {
  padding: 26px 28px;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  box-shadow: 0 6px 18px rgba(22, 39, 61, .05);
  position: relative;
  &::before {
    content: "”";
    position: absolute;
    top: 14px;
    right: 22px;
    font-size: 2.4rem;
    color: var(--paper-dark);
    font-weight: 700;
    line-height: 1;
  }
}

.voice-avatar {
  width: 64px;
  height: 64px;
  background: var(--paper-dark);
  color: var(--navy-mid);
  & .material-symbols-outlined {
    font-size: 2rem;
  }
}

.voice-card h3 {
  margin: 0 0 4px;
  font-size: 1.02rem;
  color: var(--navy);
}

.voice-card .who {
  margin-bottom: 8px;
}

.voice-card .versant {
  display: inline-block;
  white-space: nowrap;
  font-size: .78rem;
  font-weight: 700;
  color: var(--navy);
  background: var(--paper-dark);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 14px;
  margin-bottom: 14px;
  max-width: 100%;
  overflow-x: auto;
}

.voice-card .versant strong {
  color: var(--gold-deep);
  font-size: .86rem;
}

.voice-card p.body {
  margin: 0;
  color: var(--ink);
  font-size: .94rem;
}

/* ---------- FAQ ---------- */

.faq-item {
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-q-h {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
}

.faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 18px 22px;
  font-size: .98rem;
  font-family: inherit;
}

.faq-q .qmark {
  flex: none;
  width: 28px;
  height: 28px;
  color: var(--gold);
  font-size: .85rem;
  font-weight: 700;
}

.faq-q .plus {
  margin-left: auto;
  font-size: 1.2rem;
  color: var(--gold-deep);
  transition: transform .2s ease;
}

.faq-item[aria-expanded="true"] .plus,
.faq-q[aria-expanded="true"] .plus {
  transform: rotate(45deg);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
  padding: 0 22px 0 64px;
  color: var(--ink-soft);
  font-size: .92rem;
}

.faq-a-inner {
  padding-bottom: 20px;
}

.faq-a-inner a {
  color: var(--gold-deep);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---------- Form ---------- */

.formsec .wrap {
  max-width: 640px;
}

.form-card {
  color: var(--ink);
  padding: 32px 30px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, .25);
}

.form-row {
  gap: 16px;
  margin-bottom: 18px;
}

.form-row+.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  font-size: .86rem;
  margin-bottom: 6px;
}

.field label .req {
  color: #C0392B;
  margin-left: 4px;
}

.field input[type=text],
.field input[type=email] {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: .96rem;
  font-family: inherit;
  background: var(--paper);
}

.field input:focus {
  outline: 2px solid var(--gold);
  outline-offset: 1px;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 0;
}

.radio-option input[type=radio] {
  width: 20px;
  height: 20px;
  accent-color: var(--navy);
  cursor: pointer;
  flex: none;
}

.radio-option label {
  margin: 0;
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink);
  cursor: pointer;
}

.consent {
  font-size: .8rem;
  color: var(--ink-soft);
  margin: 22px 0;
}

.field-error {
  color: #C0392B;
  font-size: .8rem;
}

.field-error:not(:empty) {
  margin-top: 6px;
}

.submit-btn {
  width: 100%;
  font-size: 1.05rem;
  padding: 16px;
  border: 0;
  cursor: pointer;
  transition: background 0.2s;
  &:hover {
    background: var(--gold-deep);
  }
}

.form-subtext-link {
  display: block;
  text-align: center;
  margin-top: 16px;
  text-underline-offset: 3px;
}

/* ---------- Footer ---------- */

footer {
  background: var(--navy-deep);
  color: #B9C3D0;
  padding: 34px 0;
  text-align: center;
  font-size: .82rem;
}

footer a {
  text-decoration: none;
  color: #DCE3EA;
  margin: 0 12px;
  padding: 6px 0;
  display: inline-block;
}

footer .copy {
  margin-top: 14px;
  color: #7C8899;
}

/* ---------- Sticky CTA ---------- */

.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: var(--navy-deep);
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 10px 16px;
  gap: 12px;
  transform: translateY(120%);
  transition: transform .25s ease;
}

.sticky-cta.is-visible {
  transform: translateY(0);
}

.sticky-cta a {
  font-size: .96rem;
  padding: 12px 30px;
  text-align: center;
  flex: 1;
  max-width: 420px;
}

.sticky-cta .price-note {
  color: #E9D9B8;
  font-size: .76rem;
  display: none;
}

@media(min-width:640px) {
  .sticky-cta .price-note {
    display: block;
  }
  .gnav .logo {
    display: flex;
    align-items: baseline;
    & small {
      margin-left: 1em;
    }
  }
  .perk-box {
    display: flex;
    gap: 16px;
    align-items: flex-start;
  }
}

/* スマホでは下部固定CTA、PCはヘッダーの常時表示CTAで導線を確保 */
@media(min-width:861px) {
  .sticky-cta {
    display: none;
  }
}

@media(max-width:860px) {
  :root {
    font-size: 16px;
  }

  .rec-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .details-grid {
    grid-template-columns: 1fr;
  }

  .details-grid dt {
    padding-bottom: 6px;
    border-bottom: 0;
  }

  .details-grid dd {
    padding-top: 0;
  }

  .voice-card {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px;
  }

  .voice-avatar {
    width: 48px;
    height: 48px;
    font-size: 1.1rem;
  }

  .voice-card .versant {
    font-size: .72rem;
    padding: 4px 10px;
  }

  .voice-card .versant strong {
    font-size: .78rem;
  }

  .hero-cta-row {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .section-pad {
    padding: 48px 0;
  }

  .cta-band-inner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .cta-band .btn-primary {
    width: 100%;
    text-align: center;
  }

  .cta-band-inner p {
    margin: 0 -0.5em;
  }

  .callan-grid {
    grid-template-columns: 1fr;
  }

  .callan-intro {
    grid-column: auto;
    grid-row: auto;
    order: 1;
  }

  .callan-visual {
    grid-column: auto;
    grid-row: auto;
    order: 2;
  }

  .callan-rules-block {
    grid-column: auto;
    grid-row: auto;
    order: 3;
  }

  .perk-box .tag {
    width: fit-content;
    margin-bottom: 12px;
  }

  .faq-a {
    padding-left: 24px;
  }

  
}