@charset "UTF-8";

* {
  box-sizing: border-box;
}
html {
  font-size: 100%;
}
body {
  font-family: "Noto Sans", Arial, sans-serif, "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  line-height: 1.6;
  color: var(--color-text-main);
  background-color: var(--color-white);
}
:root {
  /* ===== メインカラー（環境・企業カラー） ===== */
  --color-main-green: #A0C862;
  --color-main-green-dark: #76A84E;
  /* ===== サブカラー（ソーラーパネル・技術） ===== */
  --color-sub-blue: #3C9EC2;
  /* ===== アクセントカラー（太陽・強調） ===== */
  --color-accent-orange: #F5B147;
  /* ===== 装飾カラー（ロゴ蜂用・必要に応じて） ===== */
  --color-bee-brown: #624D21;
  /* ===== ベースカラー ===== */
  --color-white: #FFFFFF;
  --color-bg-light: #f7f7f7;
  /* ===== テキストカラー ===== */
  --color-text-main: #333333;
  --color-text-sub: #555555;
  --color-text-light: #777777;
  /* ===== ボーダー・区切り ===== */
  --color-border-light: #E5E5E5;
}
a {
  color: var(--color-text-main);
  text-decoration: none;
  transition: ease 0.3s;
}
a:hover {
  opacity: 0.7;
  transition: ease 0.3s;
  text-decoration: none;
}
img {
  max-width: 100%;
  vertical-align: bottom;
}
li {
  list-style: none;
}
.wrapper  {
  max-width: 1100px;
  padding: 0 16px;
  margin: 0 auto;
}
.wrapper-02  {
  max-width: 900px;
  padding: 0 16px;
  margin: 0 auto;
}
section {
  margin-bottom: 120px;
}
.sec-title {
  text-align: center;
  font-size: 1.7rem;
  font-weight: 600;
  margin-bottom: 60px;
  color: var(--color-main-green-dark);
}
.sec-title .en {
  font-family: Arial, Helvetica, sans-serif;
  display: block;
  font-size: 1.3rem;
  font-weight: normal;
  margin-top: 10px;
  color: var(--color-text-main);
}
.text {
  color: var(--color-text-main);
  line-height: 30px;
}
.flex {
  display: flex;
  justify-content: space-between;
}
#services .flex.reverse {
  flex-direction: row-reverse;
}
.br-sp {
  display: none;
}
.br-pc {
  display: block;
}

/* --------------------------------
animation
-------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(24px); /* 下にずらす */
  transition: opacity 2.0s ease, transform 2s ease;
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
/* strengths: 3カラムを左から順に表示 */
#strengths .flex .item:nth-child(1) .reveal {
  transition-delay: 0s;
}
#strengths .flex .item:nth-child(2) .reveal {
  transition-delay: 0.5s;
}
#strengths .flex .item:nth-child(3) .reveal {
  transition-delay: 1.0s;
}
#works .flex .item:nth-child(1).reveal {
  transition-delay: 0s;
}
#works .flex .item:nth-child(2).reveal {
  transition-delay: 0.5s;
}
#works .flex .item:nth-child(3).reveal {
  transition-delay: 1.0s;
}

/* --------------------------------
header
-------------------------------- */
#header {
  width: 100%;
  height: 80px;
  transition: transform 0.3s, background-color 0.3s;
  background-color: rgba(255, 255, 255, 0.75);
  transition: transform 0.3s, background-color 0.3s;
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
#header.is-fixed {
  position: fixed;
  top: 0;
  height: 80px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  transform: translateY(-100%);
  animation: slideIn 0.5s forwards;
  z-index: 99;
}
#header .inner {
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
#header .site-title {
  width: 340px;
  line-height: 1px;
  margin-left: 30px;
}
#nav {
  margin-right: 30px;
}
#nav .menu {
  list-style: none;
  margin: 0;
  padding: 0;
}
#nav .menu {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0 26px;
}
#nav .menu .item {
  font-size: 0.95rem;
  text-decoration: none;
  position: relative;
  display: inline-block;
  line-height: 20px;
  font-size: 1.2rem;
}
#nav .menu .item {
  color: var(--color-text-main);
}
#nav .menu .item.no-border {
  border-right: 0
}
#nav .menu .item .sns .sns-logo,
#menu-sp .menu .item .sns-logo {
  height: 15px;
  display: inline-block;
}
#menu-sp .menu .item .sns-logo {
  margin-bottom: 3px;
}
#nav .menu .item .sns {
  display: flex;
}
#nav .menu .item .sns .instagram {
  margin-right: 10px;
}
#nav .menu .item .sns .youtube {
  margin-right: 10px;
}
#nav-sp {
  display: none;
}
#menu-sp {
  display: none;
  z-index: 100;
}
@keyframes slideIn {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

/* --------------------------------
mainvisual
-------------------------------- */
#mainvisual {
  margin-bottom: 100px;
}
#mainvisual .img img {
  height: 100vh;
  object-fit: cover;
  object-position: center;
  width: 100%;
}
#mainvisual .slider .item .slider-img {
  height: 100vh;
  object-fit: cover;
  object-position: center;
  width: 100%;
  position: relative;
}
#mainvisual .concept-title {
  font-size: 2.5rem;
  position: absolute;
  top: 17%;
  right: 23%;
  line-height: 70px;
  letter-spacing: 0rem;
  color: var(--color-white);
  text-shadow: 0px 0px 10px #000;
  font-weight: normal;
}
#mainvisual .sub-copy {
  display: block;
  font-size: 1.2rem;
  line-height: 30px;
  margin-top: 30px;
}

/* --------------------------------
nav-menu
-------------------------------- */
#nav-menu {
  margin-bottom: 20px;
}
#nav-menu .flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0 1.5%;
}
#nav-menu .flex .item {
  background-color: #fff;
  border-radius: 5px;
  width: 24%;
}
#nav-menu .flex .item .item-title {
  background-color: #ffff00;
  border-radius: 5px;
  text-align: center;
  font-size: 0.85rem;
  padding: 12px;
}
#nav-menu .flex .item .text-link {
  padding: 10px;
}

/* --------------------------------
message
-------------------------------- */
#message .text {
  text-align: center;
}

/* --------------------------------
strengths
-------------------------------- */
#strengths {
  background-color: var(--color-bg-light);
  padding: 40px;
}
#strengths .title {
  margin-bottom: 40px;
}
#strengths .flex {
  gap: 0 4%;
  justify-content: center;
}
#strengths .flex .item {
  width: 30%;
}
#strengths .flex .img {
  width: 100%;
  margin: 0 auto 30px;
  text-align: center;
  border-radius: 50%;
}

/* --------------------------------
services
-------------------------------- */
#services {
  padding-top: 12px;
  margin-bottom: 140px;
}
#services .sec-title {
  font-size: 1.95rem;
  margin-bottom: 72px;
}
#services .sec-title .en {
  font-size: 1.35rem;
  margin-top: 12px;
}
#services .flex {
  align-items: center;
  margin-bottom: 80px;
  position: relative;
  align-items: center;
}
#services .flex .img {
  flex: 0 0 65%;
  height: 500px;
  width: 100%;
  overflow: hidden;
  z-index: 1;
}
#services .flex .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}
#services .flex .desc {
  flex: 0 0 45%;
  text-align: center;
  padding: 40px;
  background-color: var(--color-white);
  z-index: 2;
  margin-left: -10%;
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}
#services .flex.reverse .desc {
  margin-left: 0;
  margin-right: -10%;
}
#services .desc .title {
  display: inline-block;
  margin-bottom: 40px;
  font-weight: 600;
  font-size: 1.5rem;
  display: inline-block;
  position: relative;
}
#services .desc .title.blue::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 50%;
  border-bottom: 2px solid var(--color-sub-blue);
}
#services .desc .text {
  text-align: left;
}
#services .flex.featured .desc{
  border: 3px solid var(--color-main-green);
  box-shadow: 0 18px 40px rgba(0,0,0,.18);
  transform: translateY(-10px);
}
#services .flex.featured .title{
  background: linear-gradient(transparent 65%, #fff2a8 65%);
}
#services .cta {
  margin-bottom: 80px;
  text-align: center;
}
#services .cta .btn {
  display: inline-block;
  padding: 10px 60px 10px 30px;
  background-color: var(--color-main-green);
  color: var(--color-white);
  border: 1px solid var(--color-main-green);
  position: relative;
}
#services .cta .btn::after {
  content: "";
  width: 12px;
  height: 12px;
  border-top: 1px solid var(--color-white);
  border-right: 1px solid var(--color-white);
  position: absolute;
  top: 17px;
  right: 28px;
  transform: rotate(45deg);
  transition: ease 0.3s;
}
#services .cta .btn:hover {
  background-color: var(--color-white);
  color: var(--color-main-green);
}
#services .cta .btn:hover::after {
  border-top: 1px solid var(--color-main-green);
  border-right: 1px solid var(--color-main-green);
  right: 20px;
}

/* --------------------------------
works
-------------------------------- */
#works {
  background-color: var(--color-bg-light);
  padding: 40px 40px;
}
#works .text {
  text-align: center;
  font-size: 1.2rem;
  margin-bottom: 50px;
}
#works .flex {
  gap: 0 2%;
  justify-content: space-between;
  margin-bottom: 50px;
}
#works .flex .item {
  width: 31%;
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
  border-radius: 15px;
}
#works .flex .item .img {
  margin-bottom: 30px;
}
#works .flex .item .img img {
  border-top-left-radius: 15px;
  border-top-right-radius: 15px;
}
#works .flex .item .title {
  font-size: 1.3rem;
  font-weight: 500;
  margin: 0 20px 20px;
  display: inline-block;
  position: relative;
}
#works .flex .item .title::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 50%;
  border-bottom: 2px solid var(--color-sub-blue);
}
#works .flex .item .text {
  font-size: 1rem;
  text-align: left;
  padding: 0 20px 0;
  margin-bottom: 35px;
}
#works .insta {
  max-width: 650px;
  margin:0 auto ;
  gap:0 0 ;
  justify-content: flex-start;
  background-color: var(--color-white);
  padding: 20px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
  border-radius: 12px;
} 
#works .insta .text {
  margin-bottom: 5px;
  text-align: left;
}
#works .insta .link {
  font-size: 1.2rem;
  color: var(--color-main-green-dark);
  transition: ease 0.3s;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-weight: 600;
  text-decoration: none;
}
#works .insta .link::after {
  content: "\f178"; /* fa-arrow-right-long */
  font-family: "Font Awesome 7 Free";
  font-weight: 900;
  margin-left: 0.4em;
  transition: transform 0.3s ease;
}
#works .insta .link:hover::after {
  transform: translateX(6px);
}
#works .insta .img {
  width: 25%;
}
#works .insta .img img {
  height: 100px;
}
#works .insta .new {
  font-size: 1rem;
  margin-top: 15px;
}

/* --------------------------------
Greetings
-------------------------------- */
#greetings {
  max-width: 740px;
  padding: 0 16px;
  margin: 0 auto 150px;
}
#greetings .text {
  font-size: 1.1rem;
  line-height: 35px;
  letter-spacing: 0.1rem;
}
#greetings .ceo {
  display: block;
  text-align: right;
  margin-top: 30px;
}
#greetings .area {
  margin-top: 80px;
  padding: 25px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.1);
}
#greetings .area .title {
  display: inline-block;
  position: relative;
  margin-bottom: 20px;
}
#greetings .area .title::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 50%;
  border-bottom: 2px solid var(--color-sub-blue);
}
#greetings .area .text {
  line-height: 30px;
  font-size: 1rem;
  letter-spacing: normal;
}

/* --------------------------------
about
-------------------------------- */
#about .flex {
  gap: 0 2%;
}
#about .flex .left,
#about .flex .right {
  width: 48%;
}
#about .flex .title {
  display: inline-block;
  position: relative;
  margin-bottom: 20px;
}
#about .flex .title::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 50%;
  border-bottom: 2px solid var(--color-sub-blue);
}
#about .flex .left .text {
  margin-bottom: 50px;
}
#about .flex .left .img img {
  width: 80%;
}
#about .right .text {
  margin-bottom: 20px;
}

/* --------------------------------
contact
-------------------------------- */
#contact {
  text-align: center;
}
#contact .text {
  margin-bottom: 50px;
}
#contact .cta .btn {
  display: inline-block;
  padding: 10px 60px 10px 30px;
  border: 1px solid var(--color-main-green);
  position: relative;
  background-color: var(--color-main-green);
  color: var(--color-white);
}
#contact .cta .btn::after {
  content: "";
  width: 12px;
  height: 12px;
  border-top: 1px solid var(--color-white);
  border-right: 1px solid var(--color-white);
  position: absolute;
  top: 17px;
  right: 28px;
  transform: rotate(45deg);
  transition: ease 0.3s;
}
#contact .cta .btn:hover {
  background-color: var(--color-white);
  color: var(--color-main-green);
}
#contact .cta .btn:hover::after {
  border-top: 1px solid var(--color-main-green);
  border-right: 1px solid var(--color-main-green);
  right: 20px;
}

/* --------------------------------
footer
-------------------------------- */
#footer {
  padding: 15px 0;
  background-color: var(--color-sub-blue);
  color: var(--color-white);
  text-align: center;
}

/*-------------------------------------------
TB
-------------------------------------------*/
@media screen and (max-width: 1200px) {
  /* --------------------------------
  [TB]header
  -------------------------------- */
  #header {
    padding: 0;
    height: 60px;
  }
  #header.is-fixed {
    height: 60px;
  }
  #header .inner {
    height: 100%;
  }
  #header .site-title {
    width: 250px;
  }
  #header .site-title .logo-img {
    max-width: 150px;
  }
  #nav.pc {
    display: none;
  }
  #nav-sp {
    display: block;
  }
  #header .hamburger {
    width: 30px;
    height: 30px;
    display: block;
    position: absolute;
    top: 16px;
    right: 40px;
    cursor: pointer;
    transition: 0.5s;
    z-index: 100;
  }
  #header .hamburger .icon-bar {
    width: 30px;
    height: 1px;
    border-radius: 4px;
    background-color: var(--color-text-main);
    position: absolute;
    left: 0px;
    transition: 0.5s;
    transition: all .7s cubic-bezier(.19,1,.22,1);
    transition-property: transform, opacity, background-color, width, top;
    transform-origin: right bottom; 
  }
  #header .hamburger span {
    background-color: var(--color-text-main);
  }
  #header .hamburger .icon-bar:nth-child(1) {
    top: 5px;
    transition-delay: 150ms;
  }
  #header .hamburger .icon-bar:nth-child(2) {
    top: 15px;
    transition-delay: .4s;
  }
  #header .hamburger .icon-bar:nth-child(3) {
    bottom: 5px;
    transition-delay: 0s;
  }
  body.nav-open .hamburger {
    position: fixed;
  }
  body.nav-open #header .hamburger .icon-bar:nth-child(1) {
    transform: translateX(-50%) rotate(315deg);
    top: 4px;
    left: 42%;
    width: 35px;
    background-color: var(--color-white);
  }
  body.nav-open #header .hamburger .icon-bar:nth-child(2) {
    transform: translateX(-60px); 
    opacity: 0;
    background-color: var(--color-white);
  }
  body.nav-open #header .hamburger .icon-bar:nth-child(3) {
    transform: translateX(-50%) rotate(-315deg);
    top: 30px;
    left: 42%;
    width: 35px;
    background-color: var(--color-white);
  }
  body.nav-open {
    overflow: hidden;
  }
  body.nav-open #menu-sp {
    right: 0;
    opacity: 1;
  }
  #menu-sp {
    display: block;
    width: 100%;
    height: 100vh;
    background-color: var(--color-sub-blue);
    padding: 140px 30px 0 30px;
    position: fixed;
    top: 0;
    right: -100%;
    bottom: 0;
    opacity: 0;
    overflow-y: auto;
    z-index: 20;
    transition: 0.8s;
    transition: all 0.6s ease;
  }
  #menu-sp .menu .item {
    margin-bottom: 20px;
    font-size: 1rem;
  }
  #menu-sp .menu .item a {
    color: var(--color-white);
  }
  #menu-sp .menu .item.u-cottage {
    margin-bottom: 5px;
  }
  #menu-sp .menu .cottage.under-text {
    margin-bottom: 15px;
  }
  #menu-sp .menu .cottage {
    display: block;
    margin-bottom: 8px;
    margin-left: 25px;
    position: relative;
  }
  #mask {
    display: none;
  }
  .nav-open #mask {
    width: 100%;
    height: 100vh;
    background-color: #000;
    cursor: pointer;
    display: block;
    opacity: 0.8;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10;
  }
  
  /* --------------------------------
  [TB]mainvisual
  -------------------------------- */
  #mainvisual {
    height: 100vh;
  }
  #mainvisual .concept-title {
    font-size: 2.2rem;
  }
}

/*-------------------------------------------
SP
-------------------------------------------*/
@media screen and (max-width: 768px) {
  .wrapper-02 {
    padding: 0;
  }
  .sec-title {
    font-size: 1.5rem;
    margin-bottom: 50px;
  }
  .sec-title .en {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1rem;
  }
	.loading__logo {
    opacity: 0;
    animation: logo_fade 2s 0.5s forwards;
    width: 100px;
  }
  .flex,
  .flex.reverse {
    flex-direction: column;
  }
  .br-sp {
    display: block;
  }
  .br-pc {
    display: none;
  }
  section {
    margin-bottom: 120px;
  }

  /* --------------------------------
  [SP]header
  -------------------------------- */
  #header .site-title {
    font-size: 1.5rem;
    margin-left: 16px;
  }
  #header .wrapper {
    padding: 0 16px;
  }
  #header .hamburger {
    right: 20px;
  }

  /* --------------------------------
  [SP]スクロールダウン
  -------------------------------- */
  .scroll {
    right: 40px;
  }

  /* --------------------------------
  [SP]mainvisual
  -------------------------------- */
  #mainvisual .concept-title {
    font-size: 1.5rem;
    line-height: 44px;
    right: 2%;
    left: 2%;
  }
  #mainvisual .sub-copy {
    font-size: 1.1rem;
  }

  /* --------------------------------
  [SP]strengths
  -------------------------------- */
  #strengths {
    padding: 40px 10px 30px;
  }
  #strengths .flex {
    align-items: center;
  }
  #strengths .title {
    margin-bottom: 10px;
  }
  #strengths .flex .item {
    width: 100%;
    margin-bottom: 40px;
  }
  #strengths .flex .item .img {
    width: 70%;
    margin: 0 auto;
    margin-bottom: 20px;
  }

  /* --------------------------------
  [SP]services
  -------------------------------- */
  #services .flex {
    flex-direction: column;
    display: flex;
  }
  #services .flex .img,
  #services .flex .desc {
    flex: 0 0 auto;
  }
  #services .flex .img {
    margin-bottom: 30px;
    height: 300px;
    flex: none;
  }
  #services .flex.reverse {
    flex-direction: column;
  }
  #services .flex .desc {
    margin-left: 0;
    width: 90%;
    padding: 30px 20px;
    margin-top: -50px;
  }
  #services .flex.reverse .desc {
    margin-right: 0;
  }
  #services {
    padding-top: 8px;
    margin-bottom: 130px;
  }
  #services .sec-title {
    font-size: 1.65rem;
    margin-bottom: 56px;
  }
  #services .sec-title .en {
    font-size: 1.05rem;
  }

  /* --------------------------------
  [SP]works
  -------------------------------- */
  #works {
    padding: 40px 10px 30px;
  }
  #works .text {
    margin-bottom: 30px;
    font-size: 1rem;
  }
  #works .flex {
    gap: 40px 0;
    margin-bottom: 30px;
  } 
  #works .flex .item {
    width: 100%;
  }
  #works .flex .item .title {
    margin-bottom: 35px;
  }
  #works .insta {
    flex-direction: row;
    padding: 25px 8px;
    gap: 0 4%;
  }
  #works .insta .text {
    font-size: 0.9rem;
    margin-bottom: 0px;
  }
  #works .insta .link {
    font-size: 0.9rem;
  }
  #works .insta .img {
    width: 25%;
  }
  #works .insta .desc {
    width: 70%;
  }
  #works .insta .img img {
    height: auto;
  }
  #works .insta .new {
    font-size: 0.85rem;
  }

  /* --------------------------------
  [SP]Greetings
  -------------------------------- */ 
  #greetings {
    padding: 0;
  }
  #greetings .text {
    font-size: 1rem;
    line-height: 30px;
  }
  #greetings .area {
    padding: 20px 15px;
  }

  /* --------------------------------
  [SP]about
  -------------------------------- */
  #about .flex {
    gap: 30px 0;
  }
  #about .flex .left .img img {
    width: 100%;
  }
  #about .flex .left,
  #about .flex .right {
    width: 100%;
  }

  /* --------------------------------
  [SP]Contact
  -------------------------------- */
  #contact .sec-title {
    margin-bottom: 80px;
  }
  #contact .cta {
    margin-bottom: 60px;
  }

  /* --------------------------------
  [SP]footer
  -------------------------------- */
  #footer .flex {
    flex-direction: column;
    gap: 40px 0;
  }
  #footer .flex .contact, 
  #footer .flex .info {
    width: 100%;
  }
}