@charset "utf-8";

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

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

body {
  font-family: "Noto Sans JP", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-style: normal;
  font-size: 18px;
  line-height: 1.618;
  color: #241307;
  overflow-x: hidden;
  width: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
ul,
ol,
dl,
dt,
dd {
  margin: 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.41;
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
}

ul,
ol {
  padding: 0;
}

ul>li {
  list-style: none;
}

/* @media(max-width: 599px) {
  p br {
    display: none;
  }
} */

img {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
  font-style: italic;
  background-repeat: no-repeat;
  background-size: cover;
  shape-margin: 0.75rem;
}

strong {
  font-weight: 700;
}

ins {
  text-decoration: none;
}

table {
  border-collapse: collapse;
}

address {
  font-style: normal;
}

figure {
  border: 0;
  margin: 0;
}

fieldset {
  border: 0;
}

/* =======================================================================
  レイアウト
======================================================================= */
/* 幅 */

.l-width {
  margin: 0 auto;
  padding: 0 24px;
  width: 100%;
  max-width: 808px;
}

/* バック横幅いっぱい */

body .l-wide {
  margin-right: -100%;
  margin-left: -100%;
  padding-right: 100%;
  padding-left: 100%;
}

@media(max-width: 599px) {
  body .l-wide {
    margin-right: -24px;
    margin-left: -24px;
    padding-right: 24px;
    padding-left: 24px;
  }
}

/*　余白 */
.m-top {
  margin-top: 40px;
}


/* =======================================================================
  文字色
======================================================================= */

.main-color {
  color: #D03030;
}

/* リンク */
a,
a:hover {
  text-decoration: underline;
}

a:hover,
a:focus {
  text-decoration: none;
}

a:active {
  text-decoration: none;
}

a:hover>img {
  opacity: .9;
}

/* =======================================================================
  メディアクエリによる表示／非表示
======================================================================= */

.pc {
  display: block;
}

.sp {
  display: none;
}

@media(max-width: 768px) {
  .pc {
    display: none;
  }

  .sp {
    display: block;
  }
}

/* ヘッダー
======================================================================= */
.header {
  width: 100%;
  position: relative;
  z-index: 1000;
  box-shadow: 0px 2px 2px 0px rgba(0, 0, 0, 0.15);
}

.header__inner {
  padding: 16px 20px;
  display: flex;
  justify-content: flex-end;
  gap: 16px;
  align-items: center;
  font-weight: 700;
}

.header__name {
  margin-right: auto;
  display: block;
  color: inherit;
  text-decoration: none;
}

.header__contact {
  display: flex;
  align-items: center;
}

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



@media(max-width: 768px) {
  .header__buttons {
    display: none;
  }

  .header__contact {
    display: none;
  }

  .header__btn>.cta__btn--web {
    font-size: 16px;
  }
}

.header__btn {
  width: 88px !important;
  height: 50px !important;
  padding: 0 !important;
  font-size: 16px;
  gap: 4px;
}

.header__btn .cta__btn-line-title {
  font-size: 16px;
  line-height: 1;
}

.header__btn.cta__btn--web {
  font-size: 16px !important;
}

.header__btn .cta__btn-icon {
  width: 22px;
}

.header__telicon {
  width: 40px;
  height: auto;
}

.header__tel {
  font-size: 32px;
  font-weight: 900;
  line-height: 1;
}

.header__tel>a {
  color: #D03030;
  text-decoration: none;
  line-height: 1;
}

@media(max-width: 599px) {
  .header__inner {
    padding: 8px 20px;
  }

  .header__name-02 {
    font-size: 13px;
  }

  .header__tel {
    font-size: 24px;
  }

  .header__time {
    font-size: 13px;
  }
}

/* ハンバーガーボタン／ドロワーメニュー
======================================================================= */
.header__hamburger {
  display: none;
}

@media(max-width: 768px) {
  .header__hamburger {
    display: block;
    position: relative;
    flex-shrink: 0;
    margin: -16px -20px -16px 0;
    border: 0;
    padding: 0;
    background: #D03030;
    cursor: pointer;
  }

  .header__buttons {
    display: none;
  }
}

@media(max-width: 599px) {
  .header__hamburger {
    margin: -8px -20px -8px 0;
  }
}

.header__hamburger-line {
  position: absolute;
  left: 50%;
  width: 40px;
  height: 2px;
  background: #fff;
  transform: translateX(-50%);
  transition: top .25s ease, transform .25s ease, opacity .25s ease;
}

.header__hamburger-line:nth-child(1) {
  top: calc(50% - 13px);
}

.header__hamburger-line:nth-child(2) {
  top: calc(50% - 1px);
}

.header__hamburger-line:nth-child(3) {
  top: calc(50% + 11px);
}

.header__hamburger.is-open .header__hamburger-line:nth-child(1) {
  top: calc(50% - 1px);
  transform: translateX(-50%) rotate(45deg);
}

.header__hamburger.is-open .header__hamburger-line:nth-child(2) {
  opacity: 0;
}

.header__hamburger.is-open .header__hamburger-line:nth-child(3) {
  top: calc(50% - 1px);
  transform: translateX(-50%) rotate(-45deg);
}

.drawer {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  background: #FAF7F0;
  z-index: 900;
  overflow-y: auto;
}

.drawer.is-open {
  display: block;
}

.drawer__inner {
  padding-bottom: 40px;
}

.drawer__label {
  font-weight: 700;
  font-size: 15px;
  color: #241307;
}

.drawer__btn {
  display: block;
  margin-top: 8px;
}

.drawer__btn img {
  width: 100%;
  height: auto;
}

.drawer__label:first-of-type {
  margin-top: 60px;
}

.drawer__label:not(:first-of-type) {
  margin-top: 40px;
}

.drawer__totop {
  display: block;
  margin-top: 40px;
  text-align: right;
  font-weight: 700;
  color: #241307;
  text-decoration: none;
}

/* ヘッダー切り分けボタン
======================================================================= */
.header-select {
  background: url("img/dochi_dots_bg.webp") repeat-x center top;
  background-size: auto 100%;
}

.header-select__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding-top: 20px;
  padding-bottom: 20px;
}

.header-select__btn {
  flex: 0 0 auto;
  width: 280px;
  transition: opacity .2s;
}

.header-select__btn img {
  display: block;
  width: 100%;
  height: auto;
}

.header-select__btn:hover {
  opacity: .85;
}

.header-select__mid {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 0 0 auto;
}

@media (max-width: 768px) {
  .header-select__mid.pc {
    display: none;
  }
}

.header-select__mid-text {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  text-align: center;
  color: #241307;
}

.header-select__or {
  margin-top: 10px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #FDE4B0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #241307;
}

.header-select__question {
  display: none;
}

.header-select__row {
  display: none;
}

.header-select__btn-sp {
  flex: 0 0 auto;
  width: min(180px, 40vw);
  transition: opacity .2s;
}

.header-select__btn-sp img {
  display: block;
  width: 100%;
  height: auto;
}

.header-select__btn-sp:hover {
  opacity: .85;
}

@media(max-width: 768px) {
  .header-select__inner {
    flex-direction: column;
    gap: 0;
    padding-top: 20px;
    padding-bottom: 20px;
  }

  .header-select__question {
    display: block;
    text-align: center;
    font-size: 20px;
    font-weight: 700;
    color: #241307;
  }

  .header-select__row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    position: relative;
    margin-top: 20px;
  }

  .header-select__row .header-select__or {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    margin-top: 0;
    width: 33px;
    height: 33px;
    font-size: 16px;
    z-index: 1;
  }
}

/* ファーストビュー
======================================================================= */

.fv {
  background: url("img/fv_bg.webp") center / cover no-repeat;
  padding-top: clamp(40px, 5vw, 60px);
  padding-bottom: 0;
  position: relative;
  overflow: hidden;
}

.fv::after {
  content: '';
  position: absolute;
  right: 10%;
  top: 0;
  bottom: 0;
  width: 50%;
  background: url('img/hero-pc.webp') center bottom / auto 100% no-repeat;
}

.fv__inner {
  display: flex;
  align-items: flex-end;
}

.fv .left {
  flex: 1;
  padding-bottom: clamp(40px, 5vw, 60px);
  position: relative;
  z-index: 1;
}

.fv .right {
  flex: 0 0 0;
}

.fv h1 {
  white-space: nowrap;
  font-weight: 700;
}

.page-gas .fv h1 > span {
  font-weight: 700;
}

.fv-brand {
  color: #1A4A8F;
}

.hero-sp {
  display: none;
  width: 100%;
  height: auto;
  margin-top: 16px;
}

.usp-band {
  background: #D03030;
  height: 120px;
  padding-left: 0;
  padding-right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

.usp-band img {
  height: 100px;
  width: auto;
}

.usp-band .usp__list {
  transform: translateY(-20px);
}

.fv__area {
  display: inline-block;
  background-color: #D03030;
  color: #fff;
  font-size: 18px;
  font-weight: bold;
  padding: 8px;
  border-radius: 8px;
}

.page-gas .fv__area {
  background-color: #1A4A8F;
}

.page-gas .usp-band {
  background-color: #1A4A8F;
}

.page-gas .fv::after {
  background-image: url("img/gas-fv.webp");
}

.page-gas .ranking-heading__line,
.page-gas .case-heading__line,
.page-gas .voice-heading__line,
.page-gas .flow-heading__line,
.page-gas .area__heading::after,
.page-gas .faq__heading::after,
.page-gas .company__heading::after {
  background: #1A4A8F;
}

.page-gas .ranking-heading__sub {
  color: #1A4A8F;
}

.page-gas .voice-card {
  box-shadow: 3px 3px 0 #1A4A8F;
}

.page-gas .voice-card__text em {
  color: #241307;
  background-color: #DCFCFF;
  padding: 0 2px;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}

.page-gas .faq__q-badge {
  background: none;
  border-radius: 0;
  object-fit: contain;
}

.page-gas .area__pref-heading,
.page-gas .trust__area-pref,
.page-gas .company__badge,
.page-gas .footer__badge {
  background: #1A4A8F;
}

.page-gas .flow-heading__label {
  border-color: #1A4A8F;
}

.page-gas .flow-heading__arrow {
  border-top-color: #1A4A8F;
}

.page-gas .flow-heading__num {
  color: #1A4A8F;
}

.page-gas .flow-step__label {
  border-color: #1A4A8F;
  color: #1A4A8F;
}

.page-gas .flow-step__text em {
  color: #1A4A8F;
}

@media (max-width: 767px) {
  .page-gas .flow-arrow::before {
    border-top-color: #1A4A8F;
  }
}

@media (min-width: 768px) {
  .page-gas .flow-arrow::before {
    border-left-color: #1A4A8F;
  }
}

h1>span {
  font-size: 48px;
  font-weight: 700;
}

h1 {
  font-size: 72px;
  line-height: 1.2;
}

h2>img {
  width: 420px;
  height: auto;
  margin-top: 24px;
}

.fv__speed img {
  width: 460px;
  height: auto;
  display: block;
  margin-top: 16px;
}

.fv__text {
  font-size: 20px;
  font-weight: 500;
}

.fv>p:not(:last-child) {
  margin-bottom: 0em;
}

.usp__list {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
}

/* FV：599px〜768px未満は、バッジ〜スピード訴求画像までを中央配置 */
@media (min-width: 599px) and (max-width: 767px) {
  .fv .left {
    text-align: center;
  }

  .fv__speed img {
    margin-left: auto;
    margin-right: auto;
  }

  .fv__text {
    text-align: left;
  }
}

@media(max-width: 768px) {
  .fv {
    background: url("img/fv_bg.webp") center / cover no-repeat;
  }

  .fv::after {
    content: none;
  }

  .fv__inner {
    display: block;
  }

  .fv .left {
    padding-bottom: 0;
  }

  .fv .right {
    display: none;
  }

  .hero-sp {
    display: block;
    width: calc(100% + 48px);
    max-width: calc(100% + 48px);
    margin-left: -24px;
    margin-right: -24px;
  }

  .fv__area {
    font-size: 16px;
  }

  h1 {
    font-size: 36px;
    font-weight: 700;
  }

  h1>span {
    font-size: 30px;
    font-weight: 700;
  }

  h2>img {
    width: 100%;
    margin-top: 24px;
  }

  .fv__text {
    font-size: 18px;
  }

  .fv .fv__text.m-top {
    margin-top: 20px;
  }

  .fv .fv__text:last-of-type {
    margin-bottom: 20px;
  }

  /* SP USPバンド：縦2段 */
  .usp-band {
    height: auto;
    flex-direction: column;
    padding: 0 20px 20px;
  }

  .sp__usp {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .sp__usp-top {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    width: 100%;
    transform: translateY(-10px);
  }

  .sp__usp-top>div {
    flex: 1;
    display: flex;
    justify-content: center;
  }

  .sp__usp-top img {
    width: 166px;
    max-width: 100%;
    height: auto;
  }

  .sp__usp-bottom {
    display: flex;
    justify-content: center;
    margin-top: 10px;
  }

  .sp__usp-bottom img {
    width: 243px;
    max-width: 100%;
    height: auto;
  }
}

/* ボタン
======================================================================= */
.cta {
  padding-top: 0;
  padding-bottom: 0;
  max-width: 600px;
  margin: 0 auto;
  container-type: inline-size;
}

.hojyokin .cta {
  margin-top: 40px;
}

@media (min-width: 769px) {
  .hojyokin .cta {
    margin-top: 60px;
  }
}

.cta__copy {
  font-size: clamp(11px, 4.1cqw, 25px);
  font-weight: 700;
  text-align: center;
  color: #241307;
  letter-spacing: 0.03em;
  margin-bottom: clamp(4px, 1vw, 6px);
  white-space: nowrap;
}

.cta__copy-sub {
  font-size: clamp(12px, 2.5vw, 16px);
  font-weight: 500;
  text-align: center;
  color: #241307;
  margin-bottom: clamp(8px, 2vw, 12px);
}

/* ボタン列：stretchで全ボタン同じ高さ */
.cta__buttons {
  display: flex;
  align-items: stretch;
  gap: clamp(4px, 1.5vw, 10px);
}

/* 共通 */
.cta__btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  transition: opacity 0.3s;
}

.cta__btn:hover {
  opacity: 0.8;
}

/* 赤ボタン：残り幅を自動で埋める */
.cta__btn--tel {
  flex: 1;
  min-width: 0;
  background: #D03030;
  padding: clamp(10px, 2.5vw, 16px) 10px;
  gap: 2px;
  box-shadow:
    0 2px 2px rgba(0, 0, 0, 0.25),
    inset -2px -2px 0 rgba(0, 0, 0, 0.15),
    inset 2px 2px 2px rgba(0, 0, 0, 0.15);
}

.cta__btn-label {
  font-size: clamp(10px, 2.8vw, 14px);
  font-weight: 700;
  white-space: nowrap;
}

.cta__btn-num {
  font-size: clamp(20px, 5vw, 30px);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.1;
  white-space: nowrap;
}

.cta__btn-hours {
  font-size: clamp(10px, 2.8vw, 14px);
  font-weight: 700;
  white-space: nowrap;
}

/* 緑（LINE）ボタン */
.cta__btn--line {
  flex-shrink: 0;
  width: clamp(58px, 18vw, 120px);
  background: #4eb500;
  padding: clamp(10px, 3vw, 18px) clamp(6px, 2vw, 12px);
  gap: clamp(4px, 1.2vw, 8px);
  box-shadow:
    0 2px 2px rgba(0, 0, 0, 0.25),
    inset -2px -2px 0 rgba(0, 0, 0, 0.15),
    inset 2px 2px 2px rgba(0, 0, 0, 0.15);
}




.cta__btn-line-title {
  font-size: clamp(16px, 4.5vw, 24px);
  font-weight: 700;
  letter-spacing: 0.05em;
  line-height: 1;
}

.cta__btn-icon {
  width: clamp(18px, 5vw, 40px);
  height: auto;
}

/* 水色（WEB見積）ボタン */
.cta__btn--web {
  flex-shrink: 0;
  width: clamp(58px, 18vw, 120px);
  background: #16b5c7;
  padding: clamp(10px, 3vw, 18px) clamp(6px, 2vw, 12px);
  font-size: clamp(16px, 4.5vw, 24px);
  font-weight: 700;
  text-align: center;
  line-height: 1;
  box-shadow:
    0 2px 2px rgba(0, 0, 0, 0.25),
    inset -2px -2px 0 rgba(0, 0, 0, 0.15),
    inset 2px 2px 2px rgba(0, 0, 0, 0.15);
}

.cta__btn-web-title {
  font-size: inherit;
  font-weight: inherit;
}

/* PC表示：LINE・WEBボタンは2行の案内文言に差し替え */
@media (min-width: 769px) {
  .cta__btn--line,
  .cta__btn--web {
    width: 160px;
  }

  /* ページ内CTAのLINEボタンはPC表示ではクリックアイコンを非表示（最下部固定ボタンは表示） */
  .cta .cta__btn-icon {
    display: none;
  }

  .cta__btn-line-title.pc,
  .cta__btn-web-title.pc {
    font-size: 20px;
    line-height: 1.4;
    letter-spacing: 0.02em;
  }
}

/* ロゴティッカー
======================================================================= */
.logo-ticker {
  overflow: hidden;
  padding: 30px 0;
  background: #fff;
}

.logo-ticker__track {
  display: flex;
  width: max-content;
  animation: logo-ticker 20s linear infinite;
}

.logo-ticker__item {
  flex-shrink: 0;
  padding: 0 48px;
  display: flex;
  align-items: center;
}

.logo-ticker__item img {
  height: 40px;
  width: auto;
  display: block;
}

@keyframes logo-ticker {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 768px) {
  .logo-ticker__item img {
    height: 20px;
    width: auto;
  }

  .logo-ticker__item {
    padding: 0 24px;
  }
}

/* ランキング
======================================================================= */
.ranking {
  padding-top: clamp(40px, 5vw, 60px);
  padding-bottom: clamp(40px, 5vw, 60px);
  background: url("img/ranking_bg.webp") top center / cover no-repeat;
}

.ranking-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(12px, 3vw, 20px);
  padding-bottom: clamp(40px, 5vw, 60px);
  text-align: center;
}

.ranking-heading__crown {
  width: clamp(60px, 14vw, 110px);
  height: auto;
}

.ranking-heading__title {
  font-size: clamp(26px, 7.5vw, 40px);
  font-weight: 700;
  color: #241307;
  line-height: 1.25;
  letter-spacing: 0.05em;
}

.ranking-heading__line {
  width: clamp(28px, 6vw, 44px);
  height: 3px;
  background: #D03030;
  border-radius: 2px;
}

.ranking-heading__sub {
  font-size: clamp(18px, 4.5vw, 32px);
  font-weight: 700;
  color: #D03030;
  letter-spacing: 0.05em;
}

.ranking-ticker-wrap {
  width: 100vw;
  margin-left: 50%;
  transform: translateX(-50%);
  overflow: hidden;
  padding-bottom: 40px;
}

@media (min-width: 769px) {
  .ranking-ticker-wrap {
    padding-bottom: 60px;
  }
}

.ranking-ticker-track {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  width: max-content;
  /* 1位カードがブラウザ中央でスタートする位置にオフセット（paddingは負値にできないためmarginを使用） */
  margin-left: calc(50vw - 920px);
  animation: ranking-ticker 12s ease-in-out infinite;
}

.ranking-ticker-item {
  flex-shrink: 0;
  width: 600px;
}

.ranking-ticker-item img {
  display: block;
  width: 100%;
  height: auto;
}

/* 各画像を中央に3秒静止表示 → 620px(カード幅600px+間隔20px)ぶん滑らかに左へスライドを繰り返し、
   複製した4枚目(3位)で1枚目と同じ見た目に戻ってシームレスにループする */
@keyframes ranking-ticker {
  0%, 25% {
    transform: translateX(0);
  }

  33.333%, 58.333% {
    transform: translateX(-620px);
  }

  66.667%, 91.667% {
    transform: translateX(-1240px);
  }

  100% {
    transform: translateX(-1860px);
  }
}

/* SP表示：カード幅70%・ブラウザ中央で停止するようオフセットと移動量を調整 */
@media (max-width: 768px) {
  .ranking-ticker-item {
    width: 70vw;
  }

  .ranking-ticker-track {
    margin-left: 15vw;
    animation-name: ranking-ticker-sp;
  }

  @keyframes ranking-ticker-sp {
    0%, 25% {
      transform: translateX(0);
    }

    33.333%, 58.333% {
      transform: translateX(calc(-1 * (70vw + 20px)));
    }

    66.667%, 91.667% {
      transform: translateX(calc(-2 * (70vw + 20px)));
    }

    100% {
      transform: translateX(calc(-3 * (70vw + 20px)));
    }
  }
}

/* スクロールフェードイン */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease,
    transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* 施工事例
======================================================================= */
.case {
  padding: clamp(40px, 8vw, 80px) clamp(20px, 5vw, 40px);
  background: url('img/case_bg_2.webp') center center / cover no-repeat;
}

.case__inner {
  margin: 0 auto;
}

/* ===== 見出し ===== */
.case-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(8px, 2vw, 14px);
  margin-bottom: clamp(24px, 5vw, 48px);
  text-align: center;
}


.case-heading__title {
  font-size: clamp(24px, 6vw, 40px);
  font-weight: 700;
  color: #241307;
  letter-spacing: 0.05em;
}

.case-heading__line {
  width: clamp(28px, 5vw, 40px);
  height: 3px;
  background: #D03030;
  border-radius: 2px;
}

/* ===== ギャラリー ===== */
.case-gallery {
  max-width: 1180px;
  margin: 0 auto;
}

.case-gallery__top {
  display: grid;
  grid-template-columns: 540fr 300fr 300fr;
  gap: 20px;
}

.case-gallery__bottom {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 20px;
}

.case-gallery__img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background-color: #c8c8c8;
  color: transparent;
}

.case-gallery__img--1 {
  grid-column: 1;
  grid-row: 1 / span 2;
}

.case-gallery__img--2 {
  grid-column: 2;
  grid-row: 1;
  aspect-ratio: 300 / 260;
}

.case-gallery__img--3 {
  grid-column: 2;
  grid-row: 2;
  aspect-ratio: 300 / 260;
}

.case-gallery__img--4 {
  grid-column: 3;
  grid-row: 1 / span 2;
}

.case-gallery__bottom .case-gallery__img {
  aspect-ratio: 380 / 260;
}

@media (max-width: 768px) {
  .case-gallery__top,
  .case-gallery__bottom {
    gap: 10px;
  }

  .case-gallery__bottom {
    margin-top: 10px;
  }
}

@media (max-width: 599px) {
  .case-gallery__top,
  .case-gallery__bottom {
    gap: 8px;
  }

  .case-gallery__bottom {
    margin-top: 8px;
  }
}

/* ===== Swiper（gas.html） ===== */
.case-swiper {
  padding-bottom: clamp(36px, 6vw, 52px) !important;
}

.case-swiper-wrap {
  position: relative;
}

/* ===== カード ===== */
.case-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.case-card {
  background: #fff;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.case-card__figure {
  margin: 0;
}

.case-card__img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background-color: #c8c8c8;
  color: transparent;
}

.case-card__body {
  padding: clamp(16px, 4vw, 28px);
  display: flex;
  flex-direction: column;
  gap: clamp(12px, 3vw, 20px);
}

/* バッジ */
.case-card__badge {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  background: #1A4A8F;
  color: #fff;
  font-size: clamp(16px, 3.5vw, 24px);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-align: center;
  height: 45px;
  padding: 0 clamp(16px, 4vw, 24px);
  border-radius: 999px;
}

/* タイトル */
.case-card__title {
  font-size: clamp(18px, 3.8vw, 24px);
  font-weight: 700;
  color: #241307;
  line-height: 1.6;
  text-align: center;
}

/* タグ */
.case-card__tags {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(6px, 2vw, 10px);
  list-style: none;
  padding: 0;
  margin: 0;
}

.case-card__tag {
  background: #e6f6f8;
  color: #241307;
  font-size: 18px;
  padding: clamp(4px, 1vw, 6px) clamp(10px, 2.5vw, 16px);
  border-radius: 4px;
  border: 1px solid #a8dde3;
}

/* 施工情報 */
.case-card__info {
  display: flex;
  align-items: center;
  gap: 0;
  border-top: 1px dashed #ccc;
  padding-top: clamp(12px, 3vw, 20px);
  margin: 0;
}

.case-card__info-item {
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: clamp(8px, 2vw, 14px);
}

.case-card__info-icon-wrap {
  width: clamp(44px, 11vw, 60px);
  height: clamp(44px, 11vw, 60px);
  background: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.case-card__info-icon {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.case-card__info-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.case-card__info-label {
  font-size: clamp(12px, 2.8vw, 16px);
  color: #666;
  line-height: 1.3;
}

.case-card__info-value {
  font-size: clamp(15px, 3.8vw, 20px);
  font-weight: 700;
  color: #241307;
  line-height: 1.3;
}

.case-card__info-divider {
  width: 1px;
  height: clamp(50px, 12vw, 80px);
  background: #ddd;
  flex-shrink: 0;
}

/* ===== ページネーション ===== */
.swiper-pagination-bullet {
  background: #999;
  opacity: 1;
}

.swiper-pagination-bullet-active {
  background: #D03030;
}

/* お客様の声
======================================================================= */

.voice {
  display: none;
  padding: clamp(48px, 8vw, 80px) 0;
  background: #fff;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

.voice-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(8px, 2vw, 14px);
  margin-bottom: clamp(32px, 6vw, 52px);
  text-align: center;
}

.voice-heading__title {
  font-size: clamp(28px, 7vw, 40px);
  font-weight: 700;
  color: #241307;
}

.voice-heading__line {
  width: clamp(28px, 5vw, 40px);
  height: 3px;
  background: #D03030;
  border-radius: 2px;
}

.voice__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 5vw, 36px);
  max-width: 480px;
  margin: 0 auto;
}

.voice-card {
  background: #FAF7EF;
  border-radius: 16px;
  padding: clamp(20px, 4vw, 28px) clamp(20px, 4vw, 28px) clamp(24px, 5vw, 32px);
  box-shadow: 3px 3px 0 #D03030;
}

.voice-card__title {
  font-size: clamp(14px, 3.5vw, 18px);
  font-weight: 700;
  color: #241307;
  text-align: center;
  text-decoration: underline;
  text-decoration-color: #241307;
  text-decoration-thickness: 1px;
  text-underline-offset: 6px;
  padding-bottom: clamp(10px, 2vw, 14px);
  margin-bottom: clamp(14px, 3vw, 20px);
}

.voice-card__meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: clamp(14px, 3vw, 20px);
}

.voice-card__meta-left {
  display: flex;
  flex-direction: column;
  gap: clamp(4px, 1vw, 8px);
}

.voice-card__stars {
  color: #F5A623;
  font-size: clamp(24px, 7vw, 32px);
  letter-spacing: 0.05em;
  line-height: 1;
}

.voice-card__name {
  font-size: clamp(12px, 3vw, 14px);
  color: #666;
}

.voice-card__avatar {
  width: clamp(60px, 15vw, 84px);
  height: clamp(60px, 15vw, 84px);
  object-fit: cover;
  flex-shrink: 0;
}

.voice-card__text {
  font-size: clamp(16px, 3.5vw, 20px);
  line-height: 1.8;
  color: #241307;
}

.voice-card__text em {
  font-style: normal;
  color: #D03030;
  font-weight: 700;
}

@media (max-width: 768px) {
  .voice__list {
    padding: 0 20px;
  }
}

/* =======================================================================
   エコキュート切替までの流れ
======================================================================= */

.flow {
  padding: clamp(48px, 8vw, 80px) 0;
  background: #fff;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

/* 見出し */
.flow-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  margin-bottom: clamp(32px, 6vw, 56px);
  text-align: center;
}

.flow-heading__label {
  display: inline-block;
  border: 1.5px solid #D03030;
  border-radius: 999px;
  padding: clamp(5px, 1.2vw, 8px) clamp(18px, 4vw, 32px);
  font-size: 20px;
  font-weight: bold;
  color: #241307;
  letter-spacing: 0.05em;
  position: relative;
  z-index: 1;
}

@media (max-width: 599px) {
  .flow-heading__label {
    width: 240px;
    text-align: center;
  }
}

.flow-heading__arrow {
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 14px solid #D03030;
  margin-top: -7px;
  margin-bottom: clamp(8px, 2vw, 16px);
  position: relative;
  z-index: 0;
}

.flow-heading__title {
  font-size: clamp(22px, 5.5vw, 36px);
  font-weight: 700;
  color: #241307;
  line-height: 1.1;
  display: flex;
  align-items: flex-end;
}

.flow-heading__num {
  color: #D03030;
  font-size: 64px;
  font-weight: 700;
  line-height: 1;
  display: inline-block;
  position: relative;
  top: 6px;
}

.flow-heading__line {
  width: clamp(28px, 5vw, 40px);
  height: 3px;
  background: #D03030;
  border-radius: 2px;
  margin-top: clamp(4px, 1vw, 8px);
}

/* ステップリスト（SP: 縦積み） */
.flow__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  align-items: stretch;
}

.flow-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* カード */
.flow-step {
  background: #FAF7EF;
  border: 1px solid #e0d5c3;
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(10px, 2.5vw, 16px);
  width: 240px;
}

.flow-step__label {
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: stretch;
  border: 1.5px solid #D03030;
  border-radius: 999px;
  padding: 0;
  height: 27px;
  font-size: clamp(12px, 3vw, 14px);
  font-weight: bold;
  color: #D03030;
  background: #fff;
  letter-spacing: 0.1em;
}

.flow-step__name {
  font-size: clamp(17px, 4.2vw, 22px);
  font-weight: 700;
  color: #241307;
  text-align: center;
  line-height: 1.3;
}

.flow-step__icon {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.flow-step__text {
  font-size: clamp(13px, 3.2vw, 15px);
  line-height: 1.8;
  color: #241307;
  text-align: left;
  align-self: stretch;
}

.flow-step__text em {
  font-style: normal;
  color: #D03030;
  font-weight: 700;
}

/* SP矢印（▼） */
.flow-arrow {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: clamp(12px, 3vw, 20px) 0;
}

.flow-arrow::before {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-top: 18px solid #D03030;
}

/* PC: 横並び（矢印▶） */
@media (min-width: 768px) {
  .flow__list {
    flex-direction: row;
    align-items: stretch;
    justify-content: center;
  }

  .flow-item {
    flex-direction: row;
    align-items: center;
  }

  .flow-step {
    width: 240px;
    align-self: stretch;
  }

  .flow-arrow {
    padding: 0 8px;
    flex-shrink: 0;
    margin-left: -13px;
    position: relative;
    z-index: 1;
  }

  .flow-arrow::before {
    border-top: 14px solid transparent;
    border-bottom: 14px solid transparent;
    border-left: 18px solid #D03030;
    border-right: none;
  }
}

/* =======================================================================
   補助金を使えばさらにお得
======================================================================= */

.hojyokin {
  background: url('img/fv_bg.webp') center / cover no-repeat #FAF7EF;
  padding: clamp(48px, 8vw, 80px) 0 clamp(32px, 6vw, 56px);
}

/* 上部：画像 + 見出し横並び */
.hojyokin__top {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  width: 100vw;
  margin-left: calc(-50vw + 50%);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  margin-bottom: 0;
}

.hojyokin__top::before {
  content: '';
  position: absolute;
  left: calc(50vw - 491px);
  top: 0;
  width: 496px;
  height: 100%;
  background: url('img/hojyokin_img01.webp') center top / contain no-repeat;
  pointer-events: none;
}

.hojyokin__img01 {
  display: none;
}

/* 見出し */
.hojyokin__head {
  flex: 1;
  text-align: left;
  margin-left: 50%;
  max-width: 50%;
  padding-top: 20px;
}

.hojyokin-title {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(2px, 0.8vw, 6px);
  margin-bottom: clamp(10px, 2vw, 16px);
}

.hojyokin-title__sub {
  font-size: clamp(26px, 4.5vw, 36px);
  font-weight: 700;
  color: #241307;
  letter-spacing: 0.02em;
}

.hojyokin-title__main {
  font-size: clamp(32px, 8vw, 52px);
  font-weight: 700;
  color: #241307;
  letter-spacing: 0.02em;
}

.hojyokin-title__em {
  font-style: normal;
  color: #D03030;
  font-weight: 900;
}

.hojyokin-title__dots {
  font-style: normal;
  position: relative;
  display: inline-block;
}

.hojyokin-title__dots::before {
  content: '';
  position: absolute;
  top: -14px;
  left: 0;
  right: 0;
  height: 10px;
  background-image:
    radial-gradient(circle 5px, #D03030 100%, transparent 100%),
    radial-gradient(circle 5px, #D03030 100%, transparent 100%),
    radial-gradient(circle 5px, #D03030 100%, transparent 100%);
  background-size: 10px 10px;



  background-position:
    calc(100% / 6 * 1) 0,
    calc(100% / 6 * 3) 0,
    calc(100% / 6 * 5) 0;
  background-repeat: no-repeat;
}

.hojyokin__desc {
  font-size: 18px;
  line-height: 1.8;
  color: #241307;
  text-align: left;
}

/* 補助金額ボックス */
.hojyokin__box {
  position: relative;
  z-index: 1;
  margin-top: -100px;
  margin-bottom: clamp(36px, 7vw, 40px);
}

.hojyokin-box__badge {
  position: absolute;
  top: -15px;
  left: clamp(16px, 3vw, 24px);
  background: #E8C235;
  color: #241307;
  font-size: clamp(11px, 2.5vw, 13px);
  font-weight: 700;
  padding: 5px clamp(12px, 2.5vw, 16px);
  border-radius: 4px;
  white-space: nowrap;
  letter-spacing: 0.05em;
}

.hojyokin-box__price-img {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: clamp(10px, 2vw, 16px);
}

.hojyokin-box__note {
  font-size: clamp(11px, 2.5vw, 13px);
  color: #555;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .hojyokin {
    overflow: visible;
    padding-top: 0;
  }

  .hojyokin__top {
    flex-direction: column;
    align-items: center;
    min-height: auto;
    overflow: visible;
  }

  .hojyokin__top::before {
    display: none;
  }

  .hojyokin__img01 {
    display: block;
    width: 100%;
    max-width: 100%;
    order: -1;
    margin-top: -20px;
    margin-left: 0;
  }

  .hojyokin__head {
    width: 100%;
    order: 1;
    text-align: center;
    margin-left: 0;
  }

  .hojyokin-title {
    align-items: center;
  }

  .hojyokin-title__sub {
    font-size: 40px;
  }

  .hojyokin-title__main {
    font-size: 40px;
  }

  .hojyokin__desc {
    text-align: center;
  }

  .hojyokin__box {
    margin-top: 0px;
  }

}

/* 弊社が無料で代行 */
.hojyokin__free {
  text-align: center;
  margin-bottom: clamp(24px, 5vw, 40px);
}

.hojyokin-free__title {
  font-size: 40px;
  font-weight: 700;
  color: #241307;
  line-height: 1.65;
  margin-bottom: clamp(16px, 3vw, 24px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.hojyokin-free__deco {
  width: 56px;
  height: auto;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .hojyokin-free__title {
    font-size: 20px;
    gap: 4px;
    width: 100vw;
    margin-left: 50%;
    transform: translateX(-50%);
    padding: 0 20px;
    justify-content: space-between;
  }

  .hojyokin-free__deco {
    width: 30px;
  }

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

  .hojyokin__img02 {
    order: -1;
  }

  .hojyokin-free__body {
    order: 1;
    text-align: center;
  }

  .hojyokin__head {
    max-width: 100%;
  }

}

.hojyokin-free__bottom {
  display: flex;
  align-items: center;
  gap: clamp(16px, 4vw, 28px);
  text-align: left;
}

.hojyokin-free__body {
  font-size: 18px;
  line-height: 1.8;
  color: #241307;
  flex: 1;
}

.hojyokin__img02 {
  width: 172px;
  height: 172px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

/* 下矢印 */
.hojyokin__down-arrow {
  display: flex;
  justify-content: center;
  /* padding-top: clamp(20px, 4vw, 0px);
  padding-bottom: clamp(20px, 4vw, 0px); */
}

.hojyokin__down-arrow::before {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-top: 18px solid #D03030;
}

/* =======================================================================
   行政指定の認定業者
======================================================================= */

.trust {
  padding: clamp(48px, 8vw, 80px) 0 0;
  background: #fff;
  overflow: hidden;
  /* 正円の左右はみ出しをクリップ */
  width: 100vw;
  margin-left: calc(50% - 50vw);
  /* l-width を突き破って viewport 幅に広げる */
}

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

/* 認定バッジ画像（正円の上に重なる） */
.trust__badge {
  width: clamp(112px, 29vw, 175px);
  position: relative;
  z-index: 1;
  margin-bottom: -124px;
}

/* 正円コンテナ（固定サイズ・SP では左右がはみ出す） */
.trust__circle {
  background: #FAF7F0;
  border-radius: 50%;
  width: clamp(680px, 75vw, 680px);
  height: clamp(680px, 75vw, 680px);
  padding: 144px clamp(90px, 11vw, 110px) clamp(56px, 8vw, 70px);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: visible;
  flex-shrink: 0;
}

/* 見出し（中央揃え） */
.trust-heading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(6px, 1.5vw, 8px);
  margin-bottom: clamp(5px, 1.2vw, 8px);
  text-align: center;
  width: 100%;
}

.trust-heading__line {
  display: inline;
  font-size: 24px;
  font-weight: 700;
  color: #241307;
  background: #F5E2AE;
  padding: 1px 6px;
  line-height: 38px;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}

/* 本文ボックス */
.trust__body-box {
  position: relative;
  background: #fff;
  border: none;
  border-radius: 4px;
  padding: 20px;
  margin-top: 20px;
  margin-bottom: 20px;
  width: 435px;
  max-width: 100%;
  box-sizing: border-box;
  overflow: visible;
}

.trust__body-text {
  font-size: 16px;
  line-height: 1.85;
  color: #241307;
}

@media (max-width: 768px) {
  .trust {
    padding: clamp(40px, 8vw, 60px) 0 0;
  }

  .trust-heading__line {
    font-size: 20px;
  }

  .trust__circle {
    width: 640px;
    height: 640px;
    border-radius: 50%;
    padding: 120px 153px 60px;
    margin-top: 20px;
  }

  .trust__body-box {
    width: 100%;
  }

  .trust__badge {
    width: 140px;
    margin-bottom: -100px;
  }
}

/* はんこ画像（白枠からはみ出し配置） */
.trust__hanko {
  position: absolute;
  bottom: clamp(-32px, -6vw, -22px);
  right: clamp(-20px, -3vw, -10px);
  width: clamp(72px, 18vw, 96px);
  height: auto;
  z-index: 2;
}

/* 区切り線 */
.trust__divider {
  border: none;
  border-top: 1px solid #BEB5AB;
  margin: 0;
  width: 65%;
}

/* 自治体リスト見出し */
.trust__area-title {
  font-size: 16px;
  color: #241307;
  letter-spacing: 0.08em;
  text-align: center;
  border-bottom: 1px solid #BEB5AB;
  padding: 10px 0;
  margin-bottom: clamp(12px, 2vw, 16px);
  width: 65%;
}

/* 自治体リスト */
.trust__area-list {
  display: flex;
  flex-direction: column;
  gap: clamp(10px, 2vw, 12px);
  width: 100%;
}

.trust__area-item {
  display: flex;
  align-items: center;
  gap: clamp(10px, 2vw, 14px);
}

/* 都道府県バッジ */
.trust__area-pref {
  display: inline-block;
  background: #C0281E;
  color: #fff;
  font-size: clamp(12px, 2.5vw, 13px);
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
  white-space: nowrap;
  flex-shrink: 0;
}

.trust__area-cities {
  font-size: clamp(13px, 3.2vw, 15px);
  color: #241307;
  line-height: 1.6;
  word-break: break-all;
}

/* =======================================================================
   設置可能エリア
======================================================================= */

.area {
  background: #fff;
  padding: 60px 0 0;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

@media (max-width: 768px) {
  .area {
    padding-top: 40px;
  }
}



/* 見出し */
.area__heading {
  font-size: clamp(26px, 6vw, 38px);
  font-weight: 700;
  color: #241307;
  text-align: center;
  margin-bottom: clamp(24px, 5vw, 40px);
}

.area__heading::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: #D03030;
  margin: 10px auto 0;
}

/* イントロ（SP: 縦並び／PC: 横2列） */
.area__intro {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 4vw, 28px);
  margin-bottom: clamp(32px, 6vw, 48px);
}

/* テキストブロック（サブタイトル＋注記） */
.area__intro-text {
  text-align: center;
}

.area__subtitle {
  font-size: clamp(16px, 4vw, 20px);
  font-weight: 700;
  color: #241307;
  line-height: 1.75;
  margin-bottom: 12px;
}

.area__note {
  font-size: clamp(12px, 3vw, 13px);
  color: #555;
  line-height: 1.7;
  text-align: left;
}

/* SP のみ「下記」／PC のみ「左記」 */
.area__note--pc {
  display: none;
}

/* マップ画像 */
.area__map {
  margin: 0;
  border-radius: 6px;
  overflow: hidden;
  line-height: 0;
}

.area__map img {
  display: block;
  width: 100%;
}

/* エリアリスト（SP: 縦 / PC: 横2列） */
.area__pref-list {
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 4vw, 28px);
}

.area__pref-heading {
  background: #C0281E;
  color: #fff;
  font-size: clamp(14px, 3.5vw, 16px);
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 4px 4px 0 0;
  margin: 0;
}

.area__pref-cities {
  font-size: clamp(13px, 3.2vw, 14px);
  color: #241307;
  line-height: 1.9;
  padding: 16px;
  background: #fff;
  border: 1px solid #E0D8D0;
  border-top: none;
  border-radius: 0 0 4px 4px;
  margin: 0;
}

/* 街並み背景画像 */
.area__town {
  margin-top: clamp(40px, 7vw, 64px);
  height: 47px;
  background-image: url('img/town_bg.webp');
  background-repeat: repeat-x;
  background-size: auto 47px;
  background-position: left bottom;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

/* -----------------------------------------------------------------------
   PC レイアウト
----------------------------------------------------------------------- */
@media (min-width: 680px) {

  /* イントロ: 横2列（マップ左・テキスト右） */
  .area__intro {
    flex-direction: row;
    align-items: center;
    gap: clamp(28px, 4vw, 48px);
  }

  .area__map {
    order: -1;
    /* マップを左列へ */
    width: 42%;
    flex-shrink: 0;
  }

  .area__intro-text {
    flex: 1;
    text-align: left;
  }

  .area__subtitle {
    text-align: left;
  }

  .area__note--sp {
    display: none;
  }

  .area__note--pc {
    display: block;
  }

  /* エリアリスト: 横2列 */
  .area__pref-list {
    flex-direction: row;
    align-items: flex-start;
    gap: clamp(20px, 3vw, 32px);
  }

  .area__pref-block {
    flex: 1;
  }
}

/* ==========================================================================
   FAQ セクション
   ========================================================================== */

.faq {
  background: #FAF7EF;
  padding: clamp(48px, 8vw, 80px) 0 clamp(56px, 10vw, 96px);
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

.faq__heading {
  font-size: clamp(26px, 6vw, 38px);
  font-weight: 700;
  color: #241307;
  text-align: center;
  margin-bottom: clamp(32px, 6vw, 56px);
}

.faq__heading::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: #C0281E;
  margin: 10px auto 0;
}

.faq__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* カード */
.faq__item {
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
  overflow: hidden;
}

/* Q ボタン */
.faq__q {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: clamp(16px, 3vw, 20px) clamp(16px, 3vw, 24px);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
}

.faq__q-badge {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: #C0281E;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

.faq__q-text {
  flex: 1;
  font-size: clamp(14px, 3.5vw, 16px);
  font-weight: 700;
  color: #241307;
  line-height: 1.6;
}

/* シェブロン */
.faq__chevron {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-left: 8px;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  display: block;
  object-fit: contain;
}

.faq__item:not(.is-open) .faq__chevron {
  transform: rotate(180deg);
}

/* gas-header-arrow.webpは右向き基準の画像のため、acordion.webp（上向き基準）と向きを揃える */
.page-gas .faq__chevron {
  transform: rotate(-90deg);
}

.page-gas .faq__item:not(.is-open) .faq__chevron {
  transform: rotate(90deg);
}

/* アコーディオン パネル */
.faq__a-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq__item.is-open .faq__a-panel {
  grid-template-rows: 1fr;
}

.faq__a-inner {
  overflow: hidden;
}

.faq__a-inner p {
  border-top: 1px solid #E8E0D8;
  margin: 0 clamp(16px, 3vw, 24px);
  padding: clamp(14px, 3vw, 20px) 0;
  font-size: clamp(13px, 3.2vw, 15px);
  color: #444;
  line-height: 1.8;
}

@media (min-width: 680px) {
  .faq__list {
    gap: 20px;
  }

  .faq__a-inner p {
    font-size: 18px;
  }
}

/* ==========================================================================
   Pay セクション（お支払い方法）
   ========================================================================== */

.pay {
  background: #C4EBF2;
  padding: clamp(48px, 8vw, 80px) 0 clamp(56px, 10vw, 88px);
  width: 100vw;
  margin-left: calc(50% - 50vw);
}

/* 見出しカード */
.pay__heading-card {
  position: relative;
  background: #fff;
  border-radius: 0 12px 12px 0;
  padding: clamp(18px, 4vw, 28px);
  padding-left: 24px;
  padding-right: clamp(86px, 23vw, 110px);
  margin-left: -24px;
  margin-bottom: clamp(28px, 5vw, 44px);
  overflow: visible;
}

.pay__heading-text {
  font-size: clamp(16px, 4.2vw, 22px);
  font-weight: 700;
  color: #1A1A1A;
  line-height: 1.6;
  margin: 0;
}

/* SP: 1行目を block にして改行 */
.pay__heading-line1 {
  display: block;
}

.pay__heading-red {
  color: #C0281E;
}

/* カード画像（右上に斜め配置）*/
.pay__card-img {
  position: absolute;
  top: 50%;
  right: -10px;
  transform: translateY(-58%) rotate(12deg);
  width: clamp(80px, 22vw, 100px);
  pointer-events: none;
}

/* 本文 */
.pay__body {
  font-size: clamp(14px, 3.5vw, 16px);
  color: #241307;
  line-height: 1.85;
  margin-bottom: clamp(24px, 4vw, 32px);
}

/* 支払い方法バッジ */
.pay__methods {
  display: flex;
  flex-wrap: nowrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 0 0 clamp(20px, 4vw, 28px);
}

.pay__method {
  border: 1.5px solid #666;
  border-radius: 50px;
  padding: 8px 16px;
  font-size: clamp(12px, 3.2vw, 15px);
  font-weight: 700;
  background: #fff;
  color: #241307;
  line-height: 1;
  white-space: nowrap;
}

/* 注意書き */
.pay__notes p {
  font-size: clamp(11px, 2.8vw, 13px);
  color: #444;
  line-height: 1.75;
  margin: 0;
}

@media (min-width: 680px) {

  /* 見出しカード: 横1行・全角丸・センタリング */
  .pay__heading-card {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    padding: clamp(24px, 3vw, 36px) clamp(40px, 6vw, 72px);
    margin-left: 0;
    border-radius: 12px;
    width: 760px;
    max-width: 100%;
    box-sizing: border-box;
  }

  /* PC: line1 を inline にして1行表示 */
  .pay__heading-line1 {
    display: inline;
  }

  .pay__heading-text {
    font-size: 24px;
    white-space: nowrap;
  }

  .pay__card-img {
    position: static;
    transform: rotate(12deg);
    width: 60px;
    flex-shrink: 0;
  }

  .pay__heading-card {
    height: 80px;
  }

  .pay__body {
    text-align: center;
  }

  .pay__body br {
    display: none;
  }

  .pay__methods {
    justify-content: center;
  }

  .pay__notes {
    text-align: center;
  }
}

/* ==========================================================================
   Company セクション（会社概要）
   ========================================================================== */

.company {
  background: #fff;
  padding: clamp(48px, 8vw, 80px) 0 clamp(64px, 12vw, 104px);
  border-radius: 10px;
  width: 100vw;
  margin-top: -16px;
  margin-left: calc(50% - 50vw);
  position: relative;
  z-index: 1;
}

.company__heading {
  font-size: 24px;
  font-weight: 700;
  color: #241307;
  text-align: center;
  margin-bottom: clamp(32px, 6vw, 48px);
}

.company__heading::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: #C0281E;
  margin: 10px auto 0;
}

.company__table {
  margin: 0 auto;
  max-width: 360px;
  width: 100%;
}

.company__row {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 18px 0;
  border-bottom: 0.8px dashed #FDE4B0;
}

.company__row:first-child {
  border-top: 0.8px dashed #FDE4B0;
}

.company__label {
  flex-shrink: 0;
  width: 5em;
  font-size: 15px;
  font-weight: 500;
  color: #241307;
  line-height: 1.7;
}

.company__value {
  flex: 1;
  font-size: 15px;
  font-weight: 400;
  color: #241307;
  line-height: 1.7;
  margin: 0;
}

.company__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
}

.company__badge {
  background: #C0281E;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  padding: 5px 14px;
  border-radius: 4px;
  line-height: 1;
}

@media (min-width: 680px) {
  .company__row {
    gap: 32px;
    padding: 22px 0;
  }

  .company__label {
    width: 6em;
  }

  .company {
    width: 760px;
    max-width: calc(100% - 48px);
    margin-left: auto;
    margin-right: auto;
    margin-top: -30px;
    margin-bottom: -80px;
    border-radius: 30px;
    box-shadow: 0 4px 4px rgba(0, 0, 0, 0.20);
    position: relative;
    z-index: 2;
  }
}

@media (min-width: 680px) {
  .hojyokin-title {
    gap: 0;
  }

  .hojyokin-title__sub {
    font-size: 52px;
    line-height: 1;
  }

  .hojyokin-title__main {
    font-size: 68px;
    line-height: 1;
  }

  .hojyokin-title__em {
    font-size: 85px;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  background: #FAF7EF;
  padding: clamp(48px, 8vw, 72px) 0 clamp(32px, 5vw, 48px);
  text-align: center;
}

.footer__badge {
  display: inline-block;
  background: #C0281E;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 6px 20px;
  border-radius: 6px;
  margin-bottom: 20px;
}

.footer__sub {
  font-size: 16px;
  color: #241307;
  margin-bottom: 4px;
}

.footer__name {
  font-size: 20px;
  font-weight: 700;
  color: #241307;
  margin-bottom: 24px;
}

.footer__info {
  font-size: 14px;
  color: #241307;
  margin-bottom: 6px;
}

@media (max-width: 768px) {
  .footer__info-divider {
    display: none;
  }
}

.footer__company {
  font-size: 14px;
  color: #241307;
  margin-bottom: 28px;
}

.footer__copy {
  font-size: 12px;
  color: #888;
}

/* 電話番号リンク（テキスト色を継承・下線なし） */
.company__value a[href^="tel"],
.footer__info a[href^="tel"] {
  color: inherit;
  text-decoration: none;
}

@media (min-width: 680px) {
  .footer {
    padding-top: 140px;
    /* company overlap(80px) + gap(60px) */
  }
}

/* スティッキーCTA
======================================================================= */
.sticky-footer-btn {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 -3px 10px rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(4px);
  padding: 9.6px 0;
}

.sticky-footer-btn__inner {
  display: flex;
  flex-direction: column;
  gap: 6.4px;
}

/* 最下部固定CTAのボタンサイズを通常の80%で表示 */
.sticky-footer-btn .cta__copy {
  font-size: clamp(11.2px, 4vw, 22.4px);
  margin-bottom: clamp(6.4px, 1.6vw, 9.6px);
}

.sticky-footer-btn .cta__buttons {
  gap: clamp(3.2px, 1.2vw, 8px);
}

.sticky-footer-btn .cta__btn--tel,
.sticky-footer-btn .cta__btn--line,
.sticky-footer-btn .cta__btn--web {
  flex: 1 1 0;
  width: auto;
  min-width: 0;
}

.sticky-footer-btn .cta__btn--tel {
  padding: clamp(8px, 2vw, 12.8px) clamp(6.4px, 1.6vw, 11.2px);
  gap: 1.6px;
}

.sticky-footer-btn .cta__btn-label {
  font-size: clamp(8px, 2.24vw, 11.2px);
}

.sticky-footer-btn .cta__btn-num {
  font-size: clamp(12px, 3.2vw, 20px);
}

.sticky-footer-btn .cta__btn-hours {
  font-size: clamp(8px, 2.24vw, 11.2px);
}

.sticky-footer-btn .cta__btn--line {
  flex-direction: row;
  align-items: center;
  justify-content: center;
  width: auto;
  min-width: clamp(46.4px, 14.4vw, 96px);
  padding: clamp(8px, 2.4vw, 14.4px) clamp(9.6px, 2.4vw, 16px);
  gap: clamp(3.2px, 0.96vw, 6.4px);
}

.sticky-footer-btn .cta__btn-line-title {
  font-size: clamp(12.8px, 3.6vw, 19.2px);
}

.sticky-footer-btn .cta__btn-icon {
  width: clamp(14.4px, 4vw, 32px);
}

.sticky-footer-btn .cta__btn--web {
  width: clamp(46.4px, 14.4vw, 96px);
  padding: clamp(8px, 2.4vw, 14.4px) clamp(4.8px, 1.6vw, 9.6px);
  font-size: clamp(12.8px, 3.6vw, 19.2px);
}

/* スマホ表示：電話ボタンを横幅65%、LINE・WEBは正方形に近い形へ */
@media (max-width: 768px) {
  .sticky-footer-btn .cta__buttons {
    align-items: stretch;
  }

  .sticky-footer-btn .cta__btn--tel {
    flex: 0 0 45%;
    width: 45%;
  }

  .sticky-footer-btn .cta__btn--line,
  .sticky-footer-btn .cta__btn--web {
    flex: 1 1 0;
    width: auto;
    height: auto;
    padding: 4px;
  }

  .sticky-footer-btn .cta__btn--line {
    flex-direction: column;
    min-width: 0;
  }
}

/* トップに戻るボタン
======================================================================= */
.btn-totop {
  flex-shrink: 0;
  width: 88px;
  height: 50px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
  background: #fff;
  color: #D03030;
  border: 2px solid #D03030;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  font-weight: 700;
  text-align: center;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.btn-totop__label {
  font-size: 12px;
  line-height: 1;
  white-space: nowrap;
}

.btn-totop__arrow {
  font-size: 8px;
  line-height: 1;
}

.btn-totop:hover {
  background: #D03030;
  color: #fff;
}

/* ============================================================
   お問合せページ
   ============================================================ */

.contact-page {
  padding: 0 0 80px;
}

.contact-page__hero {
  background: #FAF7F0;
  width: 100vw;
  margin-left: 50%;
  transform: translateX(-50%);
  text-align: center;
}

.contact-page__hero-inner {
  max-width: 1040px;
  margin: 0 auto;
  position: relative;
  padding-left: 234px;
  padding-right: 271px;
}

.contact-page__hero-inner::before,
.contact-page__hero-inner::after {
  content: '';
  position: absolute;
  bottom: 0;
  background-repeat: no-repeat;
  background-position: bottom center;
  background-size: contain;
}

.contact-page__hero-inner::before {
  background-image: url('img/contact_l.webp');
  width: 234px;
  height: 100%;
  left: 0;
}

.contact-page__hero-inner::after {
  background-image: url('img/contact_r.webp');
  width: 271px;
  height: 100%;
  right: 0;
}

.contact-page__hero-text {
  text-align: center;
  padding: 60px 24px;
}

.contact-page__hero-images {
  display: none;
}

.contact-page__hero-images img {
  display: block;
  width: 100%;
  height: auto;
}

/* シマーエフェクト */
@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(200%); }
}

.contact-page__btn-img {
  display: block;
  width: 100%;
  max-width: 600px;
  position: relative;
  overflow: hidden;
  border-radius: 16px;
}

.contact-page__btn-img::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    105deg,
    transparent 20%,
    rgba(255, 255, 255, 0.55) 50%,
    transparent 80%
  );
  animation: shimmer 2.4s ease-in-out infinite;
  pointer-events: none;
}

.contact-page__title {
  font-size: 40px;
  font-weight: 700;
  color: #222;
  margin-bottom: 40px;
}

.contact-page__lead {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.7;
  color: #444;
}

.contact-page__inner {
  max-width: 680px;
  margin: 0 auto;
}

.contact-page__btn-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  padding: 60px 16px;
}

.contact-page__block {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact-page__label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 36px;
  font-weight: 700;
  color: #222;
  margin: 0 0 16px;
}

.contact-page__label-line {
  display: block;
  width: 24px;
  height: auto;
}

.contact-page__btn-img {
  display: block;
  width: 100%;
  max-width: 600px;
}

.contact-page__btn-img img {
  width: 100%;
  height: auto;
  display: block;
}

.contact-page__form-wrap {
  margin-top: 40px;
}

.contact-page__form-wrap .contact-page__label {
  margin-bottom: 16px;
}

.contact-page__iframe-crop {
  width: 100%;
  height: 2000px;
  overflow: hidden;
  margin-top: 60px;
}

.contact-page__iframe {
  width: 100%;
  height: 3033px;
  display: block;
  border: none;
}

@media (max-width: 1200px) {

  .contact-page__iframe-crop {
  width: 100%;
  height: 2200px;
  overflow: hidden;
    margin-top: 40px;
}
}


@media (max-width: 768px) {

  .contact-page__iframe-crop {
  width: 100%;
  height: 2000px;
  overflow: hidden;
}

  .contact-page__inner {
    padding: 0;
  }

  .contact-page__hero-inner {
    padding-left: 0;
    padding-right: 0;
  }

  .contact-page__hero-inner::before,
  .contact-page__hero-inner::after {
    display: none;
  }

  .contact-page__hero-images {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 16px;
    padding: 0 24px;
    box-sizing: border-box;
  }

  .contact-page__hero-images img.contact-page__hero-image--l {
    width: auto;
    min-width: 0;
    flex: 468 1 0;
  }

  .contact-page__hero-images img.contact-page__hero-image--r {
    width: auto;
    min-width: 0;
    flex: 542 1 0;
  }

  .contact-page__hero {
    padding-top: 40px;
  }

  .contact-page__hero-text {
    padding: 0 24px;
  }

  .contact-page__title {
    font-size: 26px;
    margin: 20px 0;
  }

  .contact-page__lead {
    font-size: 15px;
    margin-bottom: 20px;
  }

  .contact-page__label {
    font-size: 20px;
    margin-bottom: 16px;
  }

  .contact-page__label-line {
    width: 16px;
  }

  .contact-page__btn-wrap {
    gap: 40px;
    padding: 40px 0;
  }

  .contact-page__form-wrap {
    margin-top: 0;
  }

  .contact-page {
  padding: 0 0 40px;
}
}

@media (max-width: 599px) {

  .contact-page__iframe-crop {
  width: 100%;
  height: 2500px;
  overflow: hidden;
}
}



.contact-form iframe {
  width: 100%;
  /* 親要素の幅いっぱいに広がる */
  max-width: 640px;
  /* 広がりすぎないように上限を設定 */
  height: 922px;
  /* 高さは固定（後で調整可） */
  border: none;
  /* 枠線を消す */
  display: block;
  margin: 0 auto;
  /* 中央寄せ */
}

/* お問合せページ：最下部固定CTA
======================================================================= */
.footer--with-fixed-cta {
  padding-bottom: 168px;
}

.contact-fixed-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 200;
  background: #FAF7F0;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.08);
  padding: 20px 0 24px;
}

.contact-fixed-cta__inner {
  text-align: center;
}

.contact-fixed-cta__sub {
  font-size: 14px;
  font-weight: 700;
  color: #241307;
  margin-bottom: 2px;
}

.contact-fixed-cta__title {
  font-size: 22px;
  font-weight: 700;
  color: #241307;
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}

.contact-fixed-cta__btn {
  display: block;
  max-width: 600px;
  margin: 0 auto;
  background: #00B74B;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  padding: 16px;
  border-radius: 999px;
  box-shadow:
    0 2px 2px rgba(0, 0, 0, 0.25),
    inset -2px -2px 0 rgba(0, 0, 0, 0.15),
    inset 2px 2px 2px rgba(0, 0, 0, 0.15);
  transition: opacity 0.3s;
}

.contact-fixed-cta__btn:hover {
  opacity: 0.8;
}

@media (max-width: 768px) {
  .footer--with-fixed-cta {
    padding-bottom: 148px;
  }

  .contact-fixed-cta {
    padding: 16px 0 20px;
  }

  .contact-fixed-cta__sub {
    font-size: 13px;
  }

  .contact-fixed-cta__title {
    font-size: 19px;
    margin-bottom: 12px;
  }

  .contact-fixed-cta__btn {
    font-size: 16px;
    padding: 14px;
  }
}