@charset "UTF-8";
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap');

/* CSS Document */

/*-------------------------------------
全体レイアウト＆共通
-------------------------------------*/

:root {
  --font-family: "Inter", "Hiragino Sans", "ヒラギノ角ゴシック", Arial, sans-serif;
  --line-height: 1.9;
  --letter-spacing: 0.05em;
  --display-width: 1140px;
  --box-shadow: 0 4px 16px rgba(95, 95, 95, 0.12);
  /* color */
  --font-color: #333;
  --color-yellow-green: #89b733;
  --color-orange: #efac1e;
  --color-brawn: #a17a40;
  --color-grey: #e5e7e8;
  --bg-color-light-grey: #f5f5f5;
  /* tesla color */
  --color-white: #fff;
  --color-whitea: #ffffffbb;
  --color-black: #000;
  --color-red: #E31937;
  --color-light-grey: #C9CBCC;
  --color-light-grey-2: #AEB0B2;
  --color-dark-grey: #717074;
  /* PC */
  --pc-font-size: 16px;
  --pc-padding-top: 60px;
  --pc-padding-bottom: 70px;
  --pc-padding-x: 50px;
  --pc-title-padding-bottom: 50px;
  --pc-title-width: 60%;
  --pc-body-width: 80%;
  --pc-border-radius: 0px;
  /* SP */
  --sp-font-size: 15px;
  --sp-padding-top: 45px;
  --sp-padding-bottom: 50px;
  --sp-padding-x: 20px;
  --sp-title-padding-bottom: 25px;
  --sp-content-width: 100%;
  interpolate-size: allow-keywords;
}

html {
  scroll-behavior: smooth;
}

details {
  &::details-content {
    transition: height 0.4s, content-visibility 0.4s allow-discrete;
    height: 0;
    overflow: clip;
  }

  &[open]::details-content {
    height: auto;
  }
}

body {
  font-size: 62.5%;
  font-family: "YuGothic", "Yu Gothic UI", "Hiragino Sans", "Meiryo", "sans-serif";
  font-weight: normal;
  color: var(--font-color);
}

a {
  text-decoration: underline;
}

a:link,
a:visited {
  color: #39f;
}

a:hover,
a:active {
  color: #f60;
}

/* ブラウザのCSSをリセット */
p {
  margin: 0 !important;
  /* padding: 0 !important; */
}

section {
  clear: both;
  overflow: auto;
  width: 100%;
}

img {
  width: 100%;
}

.btn {
  cursor: pointer;
}

.btn:hover {
  opacity: 0.8;
}

.red {
  color: var(--color-red);
}

.underline {
  text-decoration: underline;
}

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

.row_reverse {
  flex-direction: row-reverse;
}

.column_1 {
  flex: 1;
}

.column_1_5 {
  flex: 1.5;
}


.column_2 {
  flex: 2;
}

.column_3 {
  flex: 3;
}

.column_4 {
  flex: 4;
}

.highlight {
  background: linear-gradient(transparent 60%, #f9f871 60%);
}

.table__label {
  font-weight: 600;
  white-space: nowrap;
}

.main {
  background-color: #f2f2f2;
}

.article {
  background-color: #fff;
  font-size: var(--pc-font-size);
}

.article p {
  line-height: var(--line-height);
}

.article,
.top_image_in {
  width: 100%;
  margin: 0 auto;
}

.text_caution {
  font-size: 12px;
  padding-top: 10px;
}

/*-------------------------------------
ヘッダー
-------------------------------------*/
.header {
  position: sticky;
  position: -webkit-sticky;
  top: 0;
  z-index: 5000;
  background: #fff;
  box-shadow: var(--box-shadow);
  overflow: auto;
  /* min-height: 40px; */
}

.header__body {
  display: flex;
  align-items: end;
  justify-content: space-between;
  max-width: var(--display-width);
  margin: 0 auto;
  overflow: hidden;
  padding: 30px;
}

.header__logo_inr {
  width: 50%;
  display: flex;
  align-items: end;
}

.header__logo {
  width: 70%;
  margin: 0;
  padding-right: 30px;
}

.header__ci_logo {
  width: 30%;
}

.header__btn {
  width: 26%;
  display: flex;
  align-items: end;
  justify-content: space-between;
}

/*-------------------------------------
見出し
-------------------------------------*/
h1 {
  position: relative;
  margin-bottom: var(--pc-padding-bottom);
  font-size: 24px
}

h1:before {
  content: '';
  position: absolute;
  bottom: -15px;
  display: inline-block;
  width: 50px;
  height: 4px;
  left: 50%;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  background-color: var(--color-yellow-green);
  border-radius: 2px;
}

/*-------------------------------------
テーブル設定
-------------------------------------*/
table {
  width: 100%;
  border-top: 1px solid #ccc;
  border-left: 1px solid #ccc;
  margin: 16px 0;
}

th,
td {
  padding: 0.5em;
  border-right: 1px solid #ccc;
  border-bottom: 1px solid #ccc;
}

th {
  background-color: #f0f0f0;
  font-weight: bold;
  text-align: center;
}

td {
  background-color: #fff;
  text-align: left;
}

/*-------------------------------------
FV
-------------------------------------*/
.top_image {
  background-color: transparent;
  /* background-image: url(https://service.sustena.jp/wp/wp-content/uploads/2026/05/top_image_front_bg.webp); */
  background: var(--bg-color-light-grey);
  background-repeat: no-repeat;
  background-position: top center;
  height: auto;
}

.top_image_in {
  width: var(--display-width);
  position: relative;
}

.top_image_in img {
  width: 100%;
}

/*-------------------------------------
お悩み
-------------------------------------*/
.section_worry {
  background: #141311;
}

.area_worry {
  max-width: var(--display-width);
  margin: 0 auto;
}

.area_worry__body {
  width: var(--pc-body-width);
  margin: 0 auto;
}

.area_worry_tail {
  max-width: var(--display-width);
  margin: 0 auto;
}

.area_worry_tail__body {
  width: var(--pc-body-width);
  margin: 0 auto;
}

/*-------------------------------------
Powerwallがあれあば安心
-------------------------------------*/
.section_about_powerwall::before {
  background-image: url(https://service.sustena.jp/wp/wp-content/uploads/2026/05/worry_tail.webp);
}

.area_about_powerwall {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) var(--pc-padding-x) 0 var(--pc-padding-x);
}

.area_about_powerwall__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: var(--pc-title-padding-bottom);
}


.area_about_powerwall__body p {
  padding-bottom: 50px;
}

/*-------------------------------------
太陽光発電＋Powerwall
-------------------------------------*/
.section_about_solar {}

.area_about_solar {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: 0 var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_about_solar__title {
  width: 80%;
  margin: 0 auto;
  padding-bottom: var(--pc-title-padding-bottom);
}

.area_about_solar__body {
  width: var(--pc-body-width);
  margin: 0 auto;
}

/*-------------------------------------
特徴
-------------------------------------*/
.section_features {}

.area_features {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_features__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: var(--pc-title-padding-bottom);
}

.feature__box {
  margin-bottom: 80px;
  align-items: start;
}

.area_features__body .feature__box:last-child {
  margin-bottom: 0px;
}

.feature__txt {
  background-color: var(--color-grey);
  margin: 60px 0 0 -200px;
  padding: 50px 50px 50px 200px;
  z-index: -1;
}

.feature__txt p {
  padding-top: 20px;
}

.area_features__body>div {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.area_features__body>div.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.feature__title {
  color: #fff;
  background: #000;
  padding: 10px 15px;
  font-size: 20px;
  font-weight: 600;
}

/*-------------------------------------
Powerwall3登場
-------------------------------------*/
.section_powerwall3 {
  background-color: var(--color-black);
}

.area_powerwall3 {
  /* max-width: var(--pc-title-width); */
  margin: 0 auto;
  background-image:
    url(https://service.sustena.jp/wp/wp-content/uploads/2026/09/powerwall3_bg_txt.webp),
    url(https://service.sustena.jp/wp/wp-content/uploads/2026/09/powerwall3_bg.webp);
  background-position:
    left top,
    center top;
  background-repeat:
    repeat-y,
    no-repeat;
  background-size:
    auto 100%,
    cover;
  padding: var(--pc-padding-top) var(--pc-padding-x) 0 var(--pc-padding-x);
}

.area_powerwall3__title {
  max-width: 50%;
  margin: 0 auto;
  padding-bottom: 30px;
}

.area_powerwall3__body {
  padding: 0 var(--pc-padding-x) 0 var(--pc-padding-x);
  padding-bottom: var(--pc-padding-bottom);
  color: #fff;
}

.area_powerwall3__body p {
  padding-left: 55%;
}

/*-------------------------------------
Powerwall仕様
-------------------------------------*/
.section_powerwall_spec {
  background-color: #000;
  /* background-image: url(https://service.sustena.jp/wp/wp-content/uploads/2026/09/powerwall_spec_bg.webp); */
  background-position: right top;
  background-repeat: no-repeat;
  /* background-size: cover; */
  padding-bottom: var(--pc-padding-bottom);
  padding: var(--pc-padding-top) var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_powerwall_spec {
  width: var(--display-width);
  margin: 0 auto;
}

.area_powerwall_spec__title {
  width: var(--pc-title-width);
  margin: 0 auto
}

.area_powerwall_spec__body {
  /* padding: 0 var(--pc-padding-x) 0 var(--pc-padding-x); */
  width: 90%;
  margin: 0 auto;
  color: #fff;
}

.powerwall_spec__txt {
  background: #000;
  /* padding: 0 60px 40px 60px; */
}

table.powerwall_spec__table {
  border-left: none !important;
  border-right: none !important;
  background-color: transparent !important;
  border-collapse: collapse;
  table-layout: fixed;
  width: 100%;
  min-width: 550px;
}

table.powerwall_spec__table th,
table.powerwall_spec__table td {
  text-align: center !important;
  padding-top: 16px !important;
  padding-bottom: 16px !important;
  border-left: none !important;
  border-right: none !important;
  background: #000;
  white-space: normal;
}

table.powerwall_spec__table th:nth-child(3),
table.powerwall_spec__table td:nth-child(3) {
  background: linear-gradient(to right, #000000 50%, transparent 100%) !important;
  background-color: transparent !important;
}


.powerwall_spec__table th:first-child,
.powerwall_spec__table td:first-child {
  width: 80px;
}

/*-------------------------------------
サステナにお任せ
-------------------------------------*/
.section_about_sustena {
  background-color: #fff;
  background-image: url(https://service.sustena.jp/wp/wp-content/uploads/2026/05/about_sustena_bg.webp);
  background-size: 100% auto;
  background-position: center bottom;
  background-repeat: no-repeat;
}

.area_about_sustena {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: 0 0;
  padding: var(--pc-padding-top) var(--pc-padding-x) 100px var(--pc-padding-x);
}

.area_about_sustena__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: var(--pc-title-padding-bottom);
}

.area_about_sustena__body {
  width: var(--pc-body-width);
  margin: 0 auto;
}

.area_about_sustena__body p {
  padding: 50px;
  background: var(--color-whitea);
}

/*-------------------------------------
流れ
-------------------------------------*/
.section_flows {
  background-color: var(--bg-color-light-grey);
}

.area_flows {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_flows__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: 50px;
}

.area_flows__body ol {
  display: block;
  justify-content: space-between;
  margin: 0 auto;
  padding: 0;
}

.area_flows__body ol li {
  list-style: none;
  flex: 1;
  position: relative;
  padding: 0;
  margin: 0 0 40px 0;
}

.area_flows__body ol li::after {
  position: absolute;
  color: var(--color-yellow-green);
  content: "▼";
  bottom: -25px;
  left: 50%;
  transform: translateX(-10%);
}

.area_flows__body ol li:last-child::after {
  content: none;
}

.flow__box {
  background: #fff;
  padding: 30px 50px;
  gap: 30px;
}

.flow__circle {
  width: 70px;
  height: 70px;
  position: absolute;
  top: -22px;
  left: 35px;
  transform: translateX(-50%);

}

.flow__circle img {
  width: 100%;
  height: auto;
  display: block;
}

.flow__title {
  margin: 0 auto;
  font-size: 20px;
  font-weight: bold;
  color: #122c00;
  padding-bottom: 20px;
  text-align: left;
}

.flow__icon {
  width: 20%;
}

.flow__text {
  line-height: 1.8;
  text-align: left;
}


/*-------------------------------------
施工エリア
-------------------------------------*/
.area_support_area {
  width: 60%;
  margin: 0 auto;
}

.area_support_area__body table,
.area_support_area__body td,
.area_support_area__body tr {
  border: none;
}

.area_support_area__body td {
  background-color: var(--bg-color-light-grey);
}

.area_support_area__body .text_caution {
  float: right;
}

.area_support_area__body .table__label img {
  width: 20px;
  height: 20px;
  vertical-align: middle;
  margin-right: 3px;
}

/*--------------------------------------------------
よくある質問
-----------------------------------------------------*/
.section_faq {
  background-color: #fff;
}

.area_faq {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_faq .area_faq__body {
  margin: 0 auto;
  max-width: 800px;
}

.faq__section {
  width: var(--pc-body-width);
  margin: 0 auto;
}

.area_faq__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: 50px;
}

.faq__content {
  --gap: 0.5em;
  position: relative;
  cursor: pointer;
  -webkit-user-select: none;
  user-select: none;
  padding: 16px;
  margin-bottom: 16px;
  background-color: #f5ecdf;
  border-radius: 5px;
}

.faq__content:after {
  content: "";
  position: absolute;
  inset-block-start: 1.2rem;
  /* 下に移動 */
  inset-inline-end: 0.75rem;
  display: block;
  inline-size: 1rem;
  aspect-ratio: 1;
  background: var(--color-brawn);
  overflow: hidden;
  rotate: 0deg;
  transition: rotate 0.4s 0s ease;
  clip-path: polygon(25% 10%, 25% 90%, 75% 50%);
}

.faq__content[open]:after {
  rotate: 90deg;
}

.faq__content[open] .faq__q:after {
  content: "";
  position: absolute;
  inset: 0;
  display: block;
}

.faq__q {
  font-weight: 600;
  display: flex;
  gap: var(--gap);
  padding-right: 20px;
  /* padding: 1rem 1.5rem 1rem 0; */
}

.faq__q img,
.faq__a img {
  width: 24px;
  height: 24px;
}

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

.faq__q:hover {
  color: var(--color-brawn);
  cursor: pointer;
}

.faq__a {
  overflow: hidden;
  margin: 0;
  display: flex;
  gap: var(--gap);
  padding: 1rem 1rem 0rem 0 !important;
  margin-top: 30px;
  border-top: 1px dotted var(--color-brawn);
}

.faq_＿table {
  background-color: #ffffff;
  border-collapse: collapse;
  table-layout: auto;
  width: 100%;
}

table.faq_＿table th,
table.faq_＿table td {
  padding: 16px;
  font-size: 14px;
  border-top: 1px solid var(--color-brawn);
  border-bottom: 1px solid var(--color-brawn);
  border-left: none;
  border-right: none;
}

table.faq_＿table tr>*:first-child {
  width: 1%;
  white-space: nowrap;
  background-color: #ffffff;
}

/*-------------------------------------
メッセージ
-------------------------------------*/
.section_message {
  /* background-color: var(--bg-color-light-grey); */
  background-image: url(https://service.sustena.jp/wp/wp-content/uploads/2026/05/message_bg.webp);
  background-size: 100% auto;
  background-position: center bottom;
  background-repeat: no-repeat;
}

.area_message {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) 0 0 0;
}

.area_message__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: var(--pc-title-padding-bottom);
}

.area_message__body {
  padding-bottom: 160px;
  width: var(--pc-body-width);
  margin: 0 auto;
}

.area_message__bg {
  background: var(--color-whitea);
  padding: 50px;
}

.area_message__body img {
  width: 70%;
  margin-bottom: 40px;
}

.area_message_txt {
  padding-bottom: 30px;
}

.area_message_content>img {
  padding-bottom: 20px;
}

.area_message__body p {
  text-shadow: 0 0 5px #fff, 0 0 10px #fff, 0 0 15px #fff;
}

/*-------------------------------------
CTAエリア設定
-------------------------------------*/
.section_cta {
  background: linear-gradient(-45deg, #000 60%, #3f3f3f 40%);
}

.area_cta {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: 50px;
}

.area_cta__content {
  background: linear-gradient(to right, var(--color-whitea) 0%, #fff 100%);
  padding: 30px 50px;
}


.area_cta__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: 30px;
}

.area_cta__body {
  gap: 50px;
}

.area_cta__presents {
  padding: 10px 0;
}

.area_cta__presents img {
  box-shadow: var(--box-shadow);
  margin-bottom: 10px;
}

.area_cta__btn {
  /* animation: pulse 1.6s ease-in-out infinite; */
  transform-origin: center;
  will-change: transform;
  padding-bottom: 8px;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }

  50% {
    transform: scale(1.05);
  }

  100% {
    transform: scale(1);
  }
}

.area_cta__microcopy {
  padding-bottom: 10px;
}

.fixed_cta {
  display: none;
}

.presents_add {
  position: relative;
  padding-top: 20%;
}

.present_mockup {
  position: absolute;
  top: 0;
  right: 0;
  z-index: 8;
}

/*-------------------------------------
フッター設定
-------------------------------------*/
.footer {
  background: var(--main-color);
  padding: 2em 0 8em 0;
  text-align: center;
  font-size: 1.4em;
  box-shadow: var(--box-shadow);
}

.footer a {
  color: var(--font-color);
  cursor: pointer;
}

/*-------------------------------------
利用規約
-------------------------------------*/
.area_law {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_law__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  padding-bottom: 10px;
  margin-bottom: 50px;
}

.area_law td {
  border-right: none;
  padding: 10px;
}

.area_law table {
  border-left: none;
  width: var(--pc-body-width);
  margin: 0 auto;
}

.area_law .table__label {
  white-space: wrap;
  min-width: 100px;
}

/*-------------------------------------
お問い合わせ
-------------------------------------*/
.area_contact {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_contact__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  margin-bottom: 50px;
}

.area_contact__body {
  width: 100%;
  margin: 0 auto;
  gap: 60px;
  align-items: start;
}


.area_contact__presents .area_cta__title {
  width: 100%;
  padding-bottom: 0;
}

.area_contact__body__content {
  padding-top: 30px;
}

/*-------------------------------------
thanks
-------------------------------------*/
.area_thanks {
  max-width: var(--display-width);
  margin: 0 auto;
  padding: var(--pc-padding-top) var(--pc-padding-x) var(--pc-padding-bottom) var(--pc-padding-x);
}

.area_thanks__title {
  width: var(--pc-title-width);
  margin: 0 auto;
  margin-bottom: 50px;
}

.area_thanks__body {
  width: var(--pc-body-width);
  margin: 0 auto;
}

/*-------------------------------------
Contact form7
-------------------------------------*/
.wpcf7 {
  /* max-width: 800px; */
  /* padding: 1rem; */
  margin: 0 auto;
}

.wpcf7-form {
  margin: 0 auto;
  background: white;
  /* padding: 1rem 2rem; */
  border-radius: 5px;
}

.wpcf7-form label,
.form_label {
  display: block;
  font-weight: 500;
  font-size: 15px;
}

.address_0 {
  margin-top: 10px;
}

.presents_item p .wpcf7-form-control-wrap {
  margin-top: 10px;
}

.sustena_info .wpcf7-list-item {
  margin-left: 0;
}

.wpcf7 form>p,
.wpcf7-checkbox {
  padding-bottom: 1.5em;
}

div.q1,
div.q2 {
  padding-bottom: 1.5em;
}


.wpcf7-form .required {
  letter-spacing: normal;
  text-indent: 0;
  font-size: 12px;
  font-family: Noto Sans JP, sans-serif;
  font-style: normal;
  font-weight: 500;
  line-height: 1;
  height: 16px;
  width: 32px;
  display: inline-grid;
  place-items: center;
  color: #fff;
  background-color: #e74c3c;
  border-radius: 5px;
  margin-left: 0.5rem
}

.wpcf7-form input[type="text"],
.wpcf7-form input[type="email"],
.wpcf7-form input[type="tel"],
.wpcf7-form textarea,
.wpcf7-form select {
  width: 100%;
  padding: 10px;
  font-size: 16px;
  margin-top: 5px;
  border: 1px solid #ccc;
  border-radius: 5px;
  box-sizing: border-box;
}

.wpcf7-list-item-label a {
  color: blue;
  text-decoration-line: underline;
}

.wpcf7-submit {
  margin-top: 30px;
  width: 100%;
  padding: 15px;
  background-color: #2196f3;
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 18px;
  cursor: pointer;
  transition: background-color 0.3s;
  white-space: normal !important;
  height: auto !important;
  overflow: visible !important;
  line-height: 1.4;
  font-size: 16px;
}

.wpcf7 .wpcf7-submit:disabled {
  background-color: #cfced3;
}

button:hover {
  background-color: #1976d2;
}

.wpcf7-response-output {
  display: none;
}

/* 隠し値 */
.q2 option[value="ー"] {
  display: none;
}

input.wpcf7-form-control.wpcf7-submit.has-spinner {
  white-space: normal !important;
  height: auto !important;
  overflow: visible !important;
  line-height: 1.4;
  font-size: 16px;
}