/* ========================================
   潰瘍性大腸炎LP
   アキサワ東京カイロプラクティック
   ======================================== */

/* Lock Screen */
.lock-screen {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lock-screen__box {
  text-align: center;
  padding: 0 24px;
  width: 100%;
  max-width: 320px;
}
.lock-screen__title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem;
  color: #1a1a1a;
  margin-bottom: 24px;
}
.lock-screen__fields {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 16px;
}
.lock-screen__input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: 'Noto Sans JP', sans-serif;
  box-sizing: border-box;
}
.lock-screen__input:focus {
  outline: none;
  border-color: #1f6b4a;
}
.lock-screen__btn {
  width: 100%;
  padding: 12px;
  background: #1f6b4a;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.95rem;
  font-family: 'Noto Sans JP', sans-serif;
  cursor: pointer;
}
.lock-screen__btn:hover {
  background: #185a3d;
}
.lock-screen__error {
  margin-top: 12px;
  color: #c0392b;
  font-size: 0.82rem;
}

/* Source Protection */
body {
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
.lock-screen__input {
  -webkit-user-select: text;
  user-select: text;
}
img {
  -webkit-user-drag: none;
  pointer-events: none;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: "Noto Sans JP", "Hiragino Sans", sans-serif;
  color: #2c2c2c;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  padding-bottom: 56px;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
strong { font-weight: 700; }

.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ========================================
   Scroll Reveal Animation
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0s; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 0.08s; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 0.16s; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 0.24s; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 0.32s; }

.reveal-stagger.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* ========================================
   Typography
   ======================================== */

.body {
  font-size: 0.82rem;
  line-height: 2.2;
  color: #666;
  margin-bottom: 28px;
}

.big-text {
  font-family: "Noto Serif JP", serif;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 2;
  color: #1a1a1a;
  margin: 56px 0;
}

.big-text--green { color: #1f6b4a; }
.big-text--dark { color: #1a1a1a; }

/* 上に短い緑線 */
.big-text--lined::before {
  content: "";
  display: block;
  width: 32px;
  height: 2px;
  background: #1f6b4a;
  margin: 0 auto 20px;
}

/* 感情ピーク — 左ボーダー引用 */
.accent-text {
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 2.3;
  color: #1f6b4a;
  margin: 44px 0;
  padding-left: 20px;
  border-left: 2px solid #1f6b4a;
}

/* ========================================
   FV — フルスクリーン
   ======================================== */
.fv {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  overflow: hidden;
}

.fv__bg {
  position: absolute;
  inset: 0;
}

.fv__bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  filter: brightness(0.38);
}

.fv__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(10, 28, 18, 0.2) 0%,
    rgba(10, 28, 18, 0.1) 30%,
    rgba(10, 28, 18, 0.65) 80%,
    rgba(10, 28, 18, 0.85) 100%
  );
}

.fv__content {
  position: relative;
  z-index: 1;
  color: #fff;
  padding: 0 28px 52px;
  max-width: 520px;
  text-align: center;
}

.fv__badges {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-bottom: 28px;
}

.badge {
  font-size: 0.65rem;
  font-weight: 500;
  padding: 4px 10px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 2px;
  background: rgba(255,255,255,0.05);
  letter-spacing: 0.04em;
}

.badge strong {
  font-size: 0.8rem;
  color: #a8dcc0;
}

.fv__intro {
  font-size: 0.72rem;
  font-weight: 300;
  line-height: 2;
  margin-bottom: 16px;
  opacity: 0.65;
}

.fv__main-copy {
  font-family: "Noto Serif JP", serif;
  font-size: 1.65rem;
  font-weight: 700;
  line-height: 1.7;
  margin-bottom: 20px;
  letter-spacing: 0.02em;
}

.fv__sub-copy {
  font-size: 0.8rem;
  line-height: 2.2;
  margin-bottom: 32px;
  opacity: 0.7;
  font-weight: 300;
}

.fv__proof {
  margin-bottom: 32px;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.fv__proof-number {
  font-family: "Noto Serif JP", serif;
  font-size: 3.2rem;
  font-weight: 700;
  color: #a8dcc0;
  line-height: 1;
}

.fv__proof-unit {
  font-size: 0.95rem;
  font-weight: 700;
  color: #a8dcc0;
}

.fv__proof-label {
  font-size: 0.78rem;
  opacity: 0.65;
  margin-left: 6px;
}

.fv__cta {
  display: flex;
  gap: 8px;
  max-width: 340px;
  margin: 0 auto;
}

/* ========================================
   CTA Buttons
   ======================================== */
.cta-btn {
  display: inline-block;
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 600;
  text-align: center;
  transition: transform 0.15s, box-shadow 0.15s;
  cursor: pointer;
  border: none;
}

.cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.cta-btn--white {
  background: #fff;
  color: #1f6b4a;
  font-size: 0.78rem;
  padding: 12px 18px;
  border-radius: 2px;
  flex: 1;
}

.cta-btn--line {
  background: #06C755;
  color: #fff;
  font-size: 0.78rem;
  padding: 12px 18px;
  border-radius: 2px;
  flex: 1;
}

.cta-btn--green-sm {
  background: #1f6b4a;
  color: #fff;
  font-size: 0.78rem;
  padding: 11px 14px;
  border-radius: 2px;
  flex: 1;
}

.cta-btn--line-sm {
  background: #06C755;
  color: #fff;
  font-size: 0.78rem;
  padding: 11px 14px;
  border-radius: 2px;
  flex: 1;
}

.cta-btn--white-large {
  display: block;
  background: #fff;
  color: #1f6b4a;
  font-size: 0.88rem;
  padding: 18px 24px;
  border-radius: 2px;
  line-height: 1.5;
}

.cta-btn--line-large {
  display: block;
  background: #06C755;
  color: #fff;
  font-size: 0.88rem;
  padding: 16px 24px;
  border-radius: 2px;
}

.cta-btn__tel {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* ========================================
   Mid CTA
   ======================================== */
.mid-cta {
  padding: 32px 0;
  border-top: 1px solid #e4ebe7;
}

.mid-cta__text {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 500;
  color: #1f6b4a;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}

.mid-cta__buttons {
  display: flex;
  gap: 8px;
  max-width: 320px;
  margin: 0 auto;
}

/* ========================================
   Section base
   ======================================== */
.section {
  padding: 88px 0;
}

.section + .section {
  border-top: 1px solid #e4ebe7;
}

.section__kicker {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #1f6b4a;
  margin-bottom: 14px;
  text-align: center;
}

.section__title {
  font-family: "Noto Serif JP", serif;
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 1.85;
  margin-bottom: 52px;
  color: #1a1a1a;
  text-align: center;
}

/* ========================================
   共感 — 白背景、落ち着いたリスト
   ======================================== */
.section--concern {
  padding-bottom: 0;
}

.concern-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  margin-bottom: 52px;
}

.concern-list li {
  padding: 18px 0;
  font-size: 0.88rem;
  line-height: 1.85;
  border-bottom: 1px solid #eef3f0;
  padding-left: 24px;
  position: relative;
}

.concern-list li:first-child {
  border-top: 1px solid #eef3f0;
}

.concern-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 26px;
  width: 12px;
  height: 2px;
  background: #1f6b4a;
}

.concern__closing {
  text-align: center;
  margin-top: 48px;
}

.concern__closing .big-text {
  margin: 0 0 8px;
}

/* ========================================
   院長ストーリー — タイムライン
   構造: 導入 → チャプター群 → メッセージ
   ======================================== */
.section--story {
  padding-bottom: 0;
  border-top: none !important;
  background: #fafbfa;
}

.story__intro {
  text-align: center;
  padding-bottom: 20px;
}

/* 院長写真: オフセットボーダー */
.story__profile {
  margin: 0 auto 40px;
  position: relative;
  width: 140px;
}

.story__profile-img {
  width: 140px;
  height: 170px;
  object-fit: cover;
  object-position: center top;
  display: block;
}

.story__profile::after {
  content: "";
  position: absolute;
  top: 8px;
  left: 8px;
  right: -8px;
  bottom: -8px;
  border: 2px solid #1f6b4a;
  pointer-events: none;
}

.story__kicker {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: #1f6b4a;
  margin-bottom: 14px;
}

/* チャプター: 左タイムライン */
.chapter {
  padding: 48px 0 48px 28px;
  position: relative;
  border-left: 1px solid #d4e6dc;
  margin-left: 8px;
}

.chapter::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 56px;
  width: 7px;
  height: 7px;
  background: #1f6b4a;
  border-radius: 50%;
}

.chapter--message {
  border-left-color: #1f6b4a;
  border-left-width: 2px;
  text-align: center;
  padding-left: 28px;
}

.chapter--message::before {
  width: 9px;
  height: 9px;
  left: -5px;
}

.chapter--message .big-text--lined::before {
  margin: 0 auto 20px;
}

.chapter__label {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: #1f6b4a;
  margin-bottom: 16px;
  opacity: 0.7;
}

.chapter .big-text {
  margin: 0 0 28px;
}

.chapter .accent-text {
  margin: 28px 0;
  padding-left: 16px;
}

.chapter .body {
  margin-bottom: 20px;
}

/* ストーリー内 フルブリード画像 */
.story__img-full {
  margin: 32px -28px 32px calc(-28px - 28px - 8px);
  position: relative;
}

.story__img-full img {
  width: 100vw;
  max-width: none;
  height: 220px;
  object-fit: cover;
}

/* コンテナ内画像 */
.story__img-block {
  margin: 28px 0;
}

.story__img-block img {
  width: 100%;
}

/* 数字ビジュアル */
.visual-number {
  margin: 28px 0;
  padding: 24px 20px;
  border: 1px solid #e4ebe7;
  background: #fff;
}

.visual-number--wide {
  border-color: #1f6b4a;
}

.visual-number__main {
  display: block;
  font-size: 0.9rem;
  color: #333;
  margin-bottom: 4px;
}

.visual-number__main strong {
  font-family: "Noto Serif JP", serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: #1f6b4a;
  line-height: 1.2;
}

.visual-number__sub {
  display: block;
  font-size: 0.72rem;
  color: #888;
  line-height: 1.8;
}

/* 比較 */
.visual-compare {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 28px 0;
  padding: 28px 16px;
  border: 1px solid #e4ebe7;
  background: #fff;
}

.visual-compare__item { text-align: center; flex: 1; }

.visual-compare__item--after {
  padding: 14px 8px;
  border: 2px solid #1f6b4a;
}

.visual-compare__label {
  display: block;
  font-size: 0.6rem;
  font-weight: 700;
  color: #999;
  letter-spacing: 0.1em;
  margin-bottom: 4px;
}

.visual-compare__value {
  font-size: 0.82rem;
  color: #333;
}

.visual-compare__value strong {
  font-family: "Noto Serif JP", serif;
  font-size: 2rem;
  font-weight: 700;
  color: #1f6b4a;
}

.visual-compare__arrow {
  width: 0; height: 0;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
  border-left: 10px solid #1f6b4a;
  opacity: 0.35;
  flex-shrink: 0;
}

/* 正直なお伝え */
.honest {
  margin: 48px 0 48px 8px;
  padding-left: 28px;
  border-left: 1px solid #d4e6dc;
}

.honest__title {
  display: block;
  padding: 14px 0;
  font-size: 0.78rem;
  font-weight: 600;
  color: #888;
  cursor: pointer;
  letter-spacing: 0.02em;
}

.honest__title::-webkit-details-marker { display: none; }
.honest__title::before { content: "+ "; color: #1f6b4a; font-weight: 700; }
details[open] .honest__title::before { content: "- "; }

.honest__body { padding: 8px 0 20px; }

.honest__body p {
  font-size: 0.78rem;
  line-height: 2.1;
  color: #666;
  margin-bottom: 12px;
}

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

/* ========================================
   施術 — コンテナ内 + フルブリード写真ミックス
   ======================================== */

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

.method__lead .body {
  max-width: 380px;
  margin-left: auto;
  margin-right: auto;
}

.method__lead .accent-text {
  border-left: none;
  padding-left: 0;
  text-align: center;
}

/* ビフォーアフター: フルブリード */
.ba-fullbleed {
  margin: 0 -28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}

.ba-fullbleed__item {
  position: relative;
  overflow: hidden;
}

.ba-fullbleed__item img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.ba-fullbleed__label {
  position: absolute;
  top: 0;
  left: 0;
  padding: 6px 14px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.ba-fullbleed__label--before { background: rgba(0,0,0,0.5); color: #ccc; }
.ba-fullbleed__label--after { background: #1f6b4a; color: #fff; }

.ba-fullbleed__caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 8px 14px;
  font-size: 0.62rem;
  color: #fff;
  background: linear-gradient(transparent, rgba(0,0,0,0.5));
}

/* 施術ステップ */
.method-steps {
  margin: 48px 0;
  text-align: center;
}

.method-steps__title {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: #1f6b4a;
  margin-bottom: 32px;
}

.method-steps__list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
}

.method-step {
  display: flex;
  align-items: center;
  gap: 16px;
}

.method-step__num {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Noto Serif JP", serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: #1f6b4a;
  border: 2px solid #1f6b4a;
  flex-shrink: 0;
}

.method-step__text {
  font-size: 0.95rem;
  font-weight: 600;
  color: #1a1a1a;
}

.method-steps__note {
  font-size: 0.72rem;
  color: #999;
  margin-top: 24px;
  line-height: 1.9;
}

/* 施術写真: 2カラム */
.method__images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin: 48px -28px 0;
}

.method__images figure { text-align: center; overflow: hidden; }

.method__images img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.method__images figcaption {
  font-size: 0.62rem;
  color: #999;
  margin-top: 8px;
  padding: 0 8px;
  letter-spacing: 0.02em;
}

/* ========================================
   改善実績
   ======================================== */
.section--cases {
  padding-bottom: 0;
}

.case {
  margin-bottom: 56px;
  position: relative;
}

/* 患者写真と属性 */
.case__header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.case__photo {
  width: 56px;
  height: 56px;
  object-fit: cover;
  flex-shrink: 0;
  border: 1px solid #e4ebe7;
}

.case__meta {
  padding-top: 4px;
}

.case__attr {
  font-size: 0.62rem;
  color: #999;
  margin-bottom: 4px;
  letter-spacing: 0.04em;
}

.case__headline {
  font-family: "Noto Serif JP", serif;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.7;
  color: #1a1a1a;
}

/* 本文 */
.case__before {
  font-size: 0.75rem;
  line-height: 2;
  color: #999;
  margin-bottom: 14px;
}

.case__result {
  font-size: 0.82rem;
  line-height: 2;
  color: #333;
  margin-bottom: 20px;
}

/* 患者の声 — 引用スタイル */
.case__voice {
  padding: 16px 0 0;
  border-top: 1px solid #eef3f0;
  font-size: 0.78rem;
  color: #1f6b4a;
  line-height: 1.9;
  font-style: italic;
}

/* ケース間の区切り線 */
.case + .case {
  padding-top: 56px;
  border-top: 1px solid #eef3f0;
}

/* ========================================
   来院の流れ — 番号付きステップ
   ======================================== */
.flow-steps {
  display: flex;
  flex-direction: column;
  counter-reset: flow;
}

.flow-step {
  display: flex;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid #eef3f0;
  counter-increment: flow;
}

.flow-step:first-child {
  border-top: 1px solid #eef3f0;
}

.flow-step__num {
  font-family: "Noto Serif JP", serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: #1f6b4a;
  line-height: 1.5;
  flex-shrink: 0;
  width: 28px;
  text-align: center;
}

.flow-step__body h3 {
  font-size: 0.85rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 3px;
}

.flow-step__body p {
  font-size: 0.75rem;
  line-height: 1.8;
  color: #888;
}

/* ========================================
   FAQ
   ======================================== */

.faq-item {
  padding: 24px 0;
  border-bottom: 1px solid #e4ebe7;
}

.faq-item:first-of-type {
  border-top: 1px solid #e4ebe7;
}

.faq-item__q {
  font-size: 0.85rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 10px;
  line-height: 1.7;
}

.faq-item__q::before {
  content: "Q. ";
  color: #1f6b4a;
  font-weight: 700;
}

.faq-item__a {
  font-size: 0.78rem;
  line-height: 2.1;
  color: #666;
  padding-left: 24px;
}

/* ========================================
   CTA — ダークグリーン
   ======================================== */
.section--cta {
  position: relative;
  color: #fff;
  padding: 80px 0;
  border-top: none;
  text-align: center;
  overflow: hidden;
}

.section--cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15, 42, 28, 0.65);
  z-index: 1;
}

.section--cta .cta__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.section--cta .cta__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: blur(2px) brightness(0.5);
  transform: scale(1.03);
}

.section--cta .container {
  position: relative;
  z-index: 2;
}

.section--cta + .section { border-top: none; }

.cta__big {
  font-family: "Noto Serif JP", serif;
  font-size: 1.3rem;
  font-weight: 700;
  line-height: 2;
  margin-bottom: 16px;
}

.cta__message {
  font-size: 0.78rem;
  line-height: 2.2;
  margin-bottom: 48px;
  opacity: 0.7;
  font-weight: 300;
}

.cta__price {
  margin: 0 auto 44px;
  padding: 28px 0;
  border-top: 1px solid rgba(255,255,255,0.15);
  border-bottom: 1px solid rgba(255,255,255,0.15);
  max-width: 280px;
}

.cta__price-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  opacity: 0.5;
  margin-bottom: 6px;
}

.cta__price-value {
  font-family: "Noto Serif JP", serif;
  font-size: 1rem;
  font-weight: 700;
}

.cta__price-value span { font-size: 2.4rem; }
.cta__price-value small { font-size: 0.7rem; opacity: 0.5; }

.cta__price-note {
  font-size: 0.68rem;
  margin-top: 8px;
  opacity: 0.4;
}

.cta__buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 300px;
  margin: 0 auto;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: #111;
  color: #888;
  padding: 44px 0 28px;
}

.footer__info {
  margin-bottom: 28px;
}

.footer__name {
  font-family: "Noto Serif JP", serif;
  font-size: 0.92rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 16px;
  letter-spacing: 0.04em;
}

.footer__address {
  font-style: normal;
  font-size: 0.75rem;
  line-height: 1.8;
  margin-bottom: 8px;
}

.footer__tel { font-size: 0.78rem; margin-bottom: 8px; }
.footer__tel a { color: #a8dcc0; }
.footer__access { font-size: 0.7rem; opacity: 0.4; }

.footer__map {
  margin-bottom: 28px;
  overflow: hidden;
}

.footer__map iframe { display: block; }
.footer__copy { font-size: 0.6rem; opacity: 0.2; }

/* ========================================
   固定CTAバー
   ======================================== */
.sticky-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 999;
  display: flex;
  height: 52px;
  box-shadow: 0 -1px 8px rgba(0,0,0,0.08);
}

.sticky-cta__phone,
.sticky-cta__line {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.sticky-cta__phone { background: #1f6b4a; color: #fff; }
.sticky-cta__line { background: #06C755; color: #fff; }

/* ========================================
   Tablet (768px+)
   ======================================== */
@media (min-width: 768px) {
  .container { max-width: 660px; padding: 0 44px; }
  .section { padding: 120px 0; }
  .section--concern, .section--story, .section--cases { padding-bottom: 0; }

  /* FV */
  .fv { align-items: center; }
  .fv__content { padding: 0 44px 0; max-width: 600px; }
  .fv__main-copy { font-size: 2.2rem; }
  .fv__cta { max-width: 400px; }

  /* Typography scale up */
  .section__title { font-size: 1.55rem; }
  .big-text { font-size: 1.5rem; }
  .accent-text { font-size: 1.05rem; }

  /* BA横並び */
  .ba-fullbleed { margin: 0; gap: 2px; }

  /* Mid CTA */
  .mid-cta__buttons { max-width: 340px; }

  /* CTA横並び */
  .cta__buttons { flex-direction: row; max-width: 420px; }
  .cta__buttons .cta-btn { flex: 1; }

  /* Story */
  .story__profile { width: 170px; }
  .story__profile-img { width: 170px; height: 210px; }
  .story__img-block { max-width: 480px; }

  /* Method */
  .method__images { margin: 48px 0 0; }

  /* Sticky CTA非表示 */
  .sticky-cta { display: none; }
  body { padding-bottom: 0; }
}

/* ========================================
   PC (1024px+)
   ======================================== */
@media (min-width: 1024px) {
  .container { max-width: 820px; padding: 0 56px; }
  .section { padding: 140px 0; }

  /* FV */
  .fv__main-copy { font-size: 2.8rem; }
  .fv__content { max-width: 680px; }

  /* Typography scale up */
  .section__title { font-size: 1.7rem; margin-bottom: 64px; }
  .big-text { font-size: 1.65rem; }
  .accent-text { font-size: 1.1rem; }
  .body { font-size: 0.88rem; }

  /* 共感: 2カラム */
  .concern-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 40px;
  }
  .concern-list li:nth-child(1),
  .concern-list li:nth-child(2) { border-top: 1px solid #eef3f0; }

  /* Story画像サイズ制限 */
  .story__img-block { max-width: 500px; }

  /* ビフォーアフター写真: aspect-ratio調整 */
  .ba-fullbleed__item img { aspect-ratio: 4 / 3; }

  /* 施術写真 */
  .method__images { gap: 16px; }
  .method__images figcaption { font-size: 0.68rem; margin-top: 12px; }

  /* 改善実績: 横並び配置 */
  .case {
    display: grid;
    grid-template-columns: 200px 1fr;
    grid-template-rows: auto auto auto;
    gap: 0 28px;
  }
  .case__header {
    grid-column: 1;
    grid-row: 1 / -1;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .case__photo { width: 80px; height: 80px; }
  .case__before { grid-column: 2; grid-row: 1; margin-bottom: 8px; }
  .case__result { grid-column: 2; grid-row: 2; margin-bottom: 12px; }
  .case__voice { grid-column: 2; grid-row: 3; border-top: 1px solid #eef3f0; }

  /* 来院の流れ: 横並び */
  .flow-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0;
  }
  .flow-step {
    flex-direction: column;
    text-align: center;
    gap: 12px;
    padding: 24px 12px;
    border-bottom: none;
    border-right: 1px solid #eef3f0;
  }
  .flow-step:first-child { border-top: none; }
  .flow-step:last-child { border-right: none; }
  .flow-step__num { text-align: center; width: auto; }

  /* FAQ: 2カラム */
  .section--faq .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 48px;
  }
  .section--faq .section__title {
    grid-column: 1 / -1;
  }
  .faq-item:nth-of-type(1),
  .faq-item:nth-of-type(2) { border-top: 1px solid #e4ebe7; }

  /* CTA */
  .cta__buttons { max-width: 480px; }
  .cta__big { font-size: 1.5rem; }

  /* Footer: 横並び */
  .footer .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 40px;
    align-items: start;
  }
  .footer__copy { grid-column: 1 / -1; }
  .footer__map { margin-bottom: 0; }
}

/* ========================================
   Wide PC (1280px+)
   ======================================== */
@media (min-width: 1280px) {
  .container { max-width: 920px; padding: 0 64px; }

  .fv__main-copy { font-size: 3rem; }
  .fv__content { max-width: 740px; }

  .section__title { font-size: 1.85rem; }
  .big-text { font-size: 1.75rem; }

  .story__profile { width: 190px; }
  .story__profile-img { width: 190px; height: 230px; }

  .case { grid-template-columns: 220px 1fr; gap: 0 36px; }
}