/* media queries mobile */

@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wght@0,100..900;1,100..900&display=swap');

:root{
    --bgcolor:#d8d8d8ad ;
    --secColor: #e4f1ff ;
    --textColor:#ffffff ;
}

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'poppins', sans-serif;
  }
  
body {
    background-color: var(--a);
    margin: 0;
    padding: 20px;
} 

:target::before {
    content: "";
    display: block;
    height: 30px;
    margin-top: -30px;
}


/* Header */
.header-bg {
    width: 97.9%;
    height: 80px;
    max-width: 1980px;
    background-color: #0D3B66;
    z-index: 3;
    position: fixed;
}
.header-contents {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.site-logo {
    width: 70%;
    padding-left: 35px;
    filter: drop-shadow(1px 1px 2px rgba(0, 0, 0, 0.1));
}
.header-nav-lists {
    display: flex;
}
.header-nav-lists li {
    margin: 0 30px 0 0;
    list-style: none;
}

.nav-link a {
    text-decoration: none;
    font-weight: 500;
    font-size: 24px;
    color: #ffffff;
    overflow: hidden;
    position: relative;
}

.nav-link a::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #c8ebb9;
    visibility: hidden;
    transform: scaleX(0);
    transition: all 0.3s ease-in-out;
}

.nav-link a:hover::before{
    visibility: visible;
    transform: scaleX(1);
}
/* landing-page */ 
.landingpage-container {
  position: relative;
  height: 100vh;
  width: 100%;
  overflow: hidden;
  background-color: #72B7E8;
  text-align: center;
}

.landingpage-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.landingpage-text {
  position: absolute;
  top: 35%;
  left: 93%;
  transform: translate(-50%, -50%);
  z-index: 1;
  color: #004AAD;
  padding: 0 20px;
  text-align: left
}

.headline {
  font-size: 2.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.subtext {
  font-size: 1.5rem;
  font-weight: 400;
  color: #000;
  line-height: 1.4;
  margin-left: 200px;
}

@media (max-width: 768px) {
  .landingpage-container {
    height: auto;
    padding: 100px 20px 60px;
  }

  .landingpage-text {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    padding-top: 30px;
  }

  .headline {
    font-size: 1.5rem;
  }

  .subtext {
    font-size: 1rem;
  }
}

.landingpage-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; 
    z-index: 0;
}

.text-overlay-top {
    position: absolute;
    top: 18%;
    right: 5%;
    color: #004AAD;
    font-size: 26px;
    font-weight: 500;
    text-decoration: underline;
    z-index: 2;
}

.landingpage-container > div:not(.landingpage-background) {
    z-index: 2;
    position: relative;
}


.landingpage-title {
    position: absolute;
    margin-left: 3%;
    font-size: clamp(14px, 4vw, 80px);
    font-weight: 200px;
    right: 1000px;
    top: 250px;
   
}
#title_first{
    color: #FFF;
    -webkit-text-stroke-width: 7;
    -webkit-text-stroke-color: #FFF;
    font-size: 140px;
    font-weight: 400px;
    letter-spacing: 16.8px;

    
}
#title_second{
    -webkit-text-stroke-width: 6px;
    -webkit-text-stroke-color: #FFF;
    font-size: 140px;
    font-weight: 400px;
    letter-spacing: 16.8px;
    color: transparent;
    margin-left: 275px;

}

.landingpage-end{
    position: absolute;
    top:650px;
    right: 550px;
}

#title_third{
    color: #004AAD;
    -webkit-text-stroke-width: 7;
    -webkit-text-stroke-color: #004AAD;
    font-size: 140px;
    font-weight: 400px;
    letter-spacing: 16.8px;
}


.landingpage-img {
    position: absolute;
    display: flex;
    height: 30%;
    text-align: center;
    justify-content: center;
    margin-top: 345px;
    margin-left: 900px;
    gap: 30px;
    
}

/* Parallax */

.parallax {
     position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 600px;      
  padding: 30px 0;       
  overflow: hidden;
}

#picture-parallax {
    position: absolute;
}

#background-parallax{
    position: absolute;
    top: 0;
    left: 0%;
    width: 100%;
    object-fit: cover;
}

#cuting-background{
    position: absolute;
    top: 0;
    left: 0%;
    width: 100%;
    object-fit: cover;  
}

.paraSection01 {
    position: absolute;
    top: 16%;
    left: 6%;
}

.paraSection02 {
    position: absolute;
    top: 16%;
    left: 69%;
}

.minTitle01 {
    width: 550px;
    font-size: 74px;
    font-weight: bold;
}

.minSentence01 {
    width: 490px;
    margin-top: 10px;
    font-size: 20px;
}

.topic-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
}

.topic-text {
  flex: 1;
  text-align: center;
}

.topic-title {
  font-size: 36px;
  font-weight: bold;
  margin-bottom: 20px;
}

.topic-paragraph {
  font-size: 18px;
  line-height: 1.6;
  max-width: 500px;
  margin: 0 auto;
}

.topic-image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.topic-image img {
  width: 100%;
  max-width: 400px;
  height: auto;
}

/* desktop tablet landscape */
@media (min-width: 769px) {
  .topic-image {
    margin-left: 200px; 
  }
}



/* mobile */
@media (max-width: 768px) {
  .topic-container {
    flex-direction: column-reverse;
    text-align: center;
  }

  .topic-paragraph {
    max-width: 100%;
  }

  .topic-image {
    justify-content: center;
    margin-left: 0; 
    margin-bottom: 20px;
  }

  .topic-image img {
    max-width: 300px;
  }
}

/* card */
#title-card {
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 70px;
    font-weight: 200px;
    padding-top: 20px;
    margin-bottom: 40px;
}
.into-card {
    text-align: center;
    font-size: 24px;
    padding-bottom: 50px;
}
.threeRs-detail {
    display: flex;
    justify-content: space-between;
    padding-bottom: 80px;
    padding-left: 240px;
    padding-right: 240px;
}
.card01 {
    border-radius: 40px;
    height: clamp(300px, 30vw, 500px);
    width: clamp(200px, 20vw, 370px);
    background-color: #A4EEF6; 
    position: relative;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.card02 {
    border-radius: 40px;
    height: clamp(300px, 30vw, 500px);
    width: clamp(200px, 20vw, 370px);
    background-color: #FFD173;
    position: relative;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.card03 {
    border-radius: 40px;
    height: clamp(300px, 30vw, 500px);
    width: clamp(200px, 20vw, 370px);
    background-color: #2DD89F; 
    position: relative;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.Card-title01 {
    font-size: 70px;
    font-weight: 700;
    color: #1E91E2;
    transform: rotate(90deg);               
    transform-origin: top left;
    position: absolute;
    top: 20px;                               
    left: 110px;                              
}
.Card-title02 {
    font-size: 70px;
    font-weight: 700;
    color: #FF8C42;
    transform: rotate(90deg);              
    transform-origin: top left;
    position: absolute;
    top: 20px;                               
    left: 110px; 
}
.Card-title03 {
    font-size: 70px;
    font-weight: 700;
    color: #159B7A;
    transform: rotate(90deg);               
    transform-origin: top left;
    position: absolute;
    top: 20px;                               
    left: 110px;
}
.card-sentence01 {
    font-size: clamp(11px, 1vw, 20px);
    position: absolute;
    color: #000000;
    margin-top: clamp(10px, 2vw, 28px);
    margin-left: clamp(9px, 10vw, 150px);
    margin-right: 10px;
    line-height: 1.7;
}
.card-sentence02 {
    font-size: clamp(11px, 1vw, 20px);
    position: absolute;
    color: #000000;
    margin-top: clamp(10px, 2vw, 28px);
    margin-left: clamp(20px, 10vw, 160px);
    margin-right: 10px;
    line-height: 1.7;
}
.card-sentence03 {
    font-size: clamp(11px, 1vw, 20px);
    position: absolute;
    color: #000000;
    margin-top: clamp(10px, 2vw, 28px);
    margin-left: clamp(20px, 10vw, 160px);
    margin-right: 10px;
    line-height: 1.7;
}
.popup-bottom01 {
    display: block;
}
.popup-bottom02 {
    display: block;
}
.popup-bottom03 {
    display: block;
}
.button01 {
    border: none;
    color: #ffffff;
    font-size: 16px;
    background-color: #1E91E2;
    padding: 12px 24px;
    border-radius: 30px;
    text-align: center;
    position: absolute;
    bottom: 20px;
    left: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(30, 145, 226, 0.25);
}
.button01:hover {
    background-color: #157acc;
    transform: translateY(-2px);
}

.button01:hover {
    background-color: #1572b6;
    transform: scale(1.05);
}
.button02 {
     border: none;
    color: #ffffff;
    font-size: 16px;
    background-color: #FF8C42;
    padding: 12px 24px;
    border-radius: 30px;
    text-align: center;
    position: absolute;
    bottom: 20px;
    left: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(30, 145, 226, 0.25);
}
.button02:hover {
    background-color: #f76c16;
    transform: translateY(-2px);
}
.button02:hover {
    background-color: #cf5a11;
    transform: scale(1.05);
}
.button03 {
    border: none;
    color: #ffffff;
    font-size: 16px;
    background-color: #159B7A;
    padding: 12px 24px;
    border-radius: 30px;
    text-align: center;
    position: absolute;
    bottom: 20px;
    left: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(30, 145, 226, 0.25);
}
.button03:hover {
    background-color: #C6FFD3;
    transform: scale(1.05);
}
.button03:hover {
    background-color: rgb(19, 114, 41);
    transform: translateY(-2px);
}

.reducecord-image {
    width: auto;
    height: auto;
    max-width: clamp(30px, 8vw, 180px);
    max-height: clamp(41px, 14vw, 250px);
    position: absolute;
    margin-top: clamp(160px, 18vw, 270px);
    margin-left: clamp(110px, 12vw, 200px);
    transform: none; 
}

.reusecord-image {
   width: auto;
    height: auto;
    max-width: clamp(30px, 8vw, 180px);
    max-height: clamp(41px, 14vw, 250px);
    position: absolute;
    margin-top: clamp(160px, 18vw, 270px);
    margin-left: clamp(110px, 12vw, 200px);
    transform: none; 
}
.recyclecord-image {
    width: auto;
    height: auto;
    max-width: clamp(30px, 8vw, 180px);
    max-height: clamp(41px, 14vw, 250px);
    position: absolute;
    margin-top: clamp(160px, 18vw, 270px);
    margin-left: clamp(110px, 12vw, 200px);
    transform: none; 
}
.blurred {
    filter: blur(5px);
}
.overlay01 {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    z-index: 5;
}
#popup01 {
    width: clamp(30%, 60vw, 60%);
    height: 100%;
    padding: 0 5%;
    box-sizing:border-box;
    display:none;
    position:fixed;
    background-color: #fff;
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    top:50%;
    left:50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: 10;
}
.overlay02 {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); 
    display: none;
    z-index: 5; 
}
#popup02 {
    width: clamp(30%, 60vw, 60%);
    height: 100%;
    padding: 0 5%;
    box-sizing:border-box;
    display:none;
    position:fixed;
    background-color: #fff;
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    top:50%;
    left:50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: 10;
}
.overlay03 {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); 
    display: none;
    z-index: 5; 
}
#popup03 {
    width: clamp(30%, 60vw, 60%);
    height: 100%;
    padding: 0 5%;
    box-sizing:border-box;
    display:none;
    position:fixed;
    background-color: #fff;
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
    top:50%;
    left:50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    z-index: 10;
}
.popup-container {
    text-align: center;
    margin-top: 60px;
}

.card03popImg {
    position: absolute;
    width: 50%;
}

.reduceImg {
    width: 200px;
    height: 200px;
}
.reduce-info {
    font-size: clamp(14px, 1.5vw ,28px);
    margin-top: 20px;
    font-weight: bold;
}
.wrap {
    width: 400px;
    position: relative;
    margin: auto;
    padding-top: 40px;
    padding-bottom: 40px;
}
.sub-title1 {
    border-top: solid 3px skyblue;
    border-bottom: solid 3px skyblue;
    padding-top: 5px;
    padding-bottom: 5px;
}
.sub-title2 {
    border-top: solid 3px rgb(235, 203, 135);
    border-bottom: solid 3px rgb(235, 203, 135);
    padding-top: 5px;
    padding-bottom: 5px;
}
.sub-title3 {
    border-top: solid 3px rgb(135, 235, 135);
    border-bottom: solid 3px rgb(135, 235, 135);
    padding-top: 5px;
    padding-bottom: 5px;
}
.reduce-wrapper {
    text-align: center;
}
.reduce-sentence {
    width: fit-content;
    margin-left: clamp(40px, 10vw, 130px);
    font-size: clamp(12px, 1vw, 16px);
}
.reuse-wrapper {
    text-align: center;
}
.reuse-sentence {
    width: fit-content;
    margin-left: clamp(20px, 10vw, 120px);
    font-size: clamp(12px, 1vw, 16px);
}
.recycle-wrapper {
    text-align: center;
}
.recycle-sentence {
    width: fit-content;
    margin-left: clamp(40px, 10vw, 140px);
    font-size: clamp(12px, 1vw, 16px);
}
.button-container {
  display: flex;
  justify-content: center; 
  align-items: center;
  gap: 20px; 
  margin-top: 30px;
}
.button-end01{
  border: none;
  color: #fff;
  font-size: 18px;
  background-color: #ec3f3f;
  width: 150px;
  line-height: 40px;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
}
.button-start01 {
  border: none;
  color: #fff;
  font-size: 18px;
  background-color: #1E91E2;
  width: 150px;
  line-height: 40px;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
}

.button-end01:hover{
  background-color: #f38989;
}
.button-start01:hover {
  background-color: #B6DCF1;
}
.button-end02{
  border: none;
  color: #fff;
  font-size: 18px;
  background-color: #ec3f3f;
  width: 150px;
  line-height: 40px;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
}
.button-start02 {
  border: none;
  color: #fff;
  font-size: 18px;
  background-color: #FFB53C;
  width: 150px;
  line-height: 40px;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
}

.button-end02:hover{
  background-color: #f38989;
}
.button-start02:hover {
  background-color: #F7DCB0;
}

.button-end03{
  border: none;
  color: #fff;
  font-size: 18px;
  background-color: #ec3f3f;
  width: 150px;
  line-height: 40px;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
}
.button-start03 {
  border: none;
  color: #fff;
  font-size: 18px;
  background-color: #279B65;
  width: 150px;
  line-height: 40px;
  border-radius: 4px;
  text-align: center;
  cursor: pointer;
}

.button-end03:hover{
  background-color: #f38989;
}
.button-start03:hover {
  background-color: #B6F1C3;
}

/* Footer */
.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--bgcolor );
    padding: 20px;
    flex-wrap: wrap;
}

.footer .about-me {
    flex: 2;
    text-align: center;
    padding-left: 200px; 
    margin-right: 200px;
}

.footer .about-me h2{
    color: #000;
    font-size: 36px;  
    font-weight: 700;   
    margin-bottom: 30px;
}

.footer .about-me p{
    color: #000;
    font-size: 17px;
    font-weight: 400;
}

.footer .copyright {
    flex-basis: 100%;
    text-align: center;
    color: #000;
    margin-top: 20px;
    font-size: 15px;
}

/* Make header nav responsive */
@media (max-width: 768px) {
    .header-bg {
        flex-direction: column;
        height: auto;
        border-radius: 0;
    }

    .header-contents {
        flex-direction: column;
        align-items: center;
    }

    .header-nav-lists {
        flex-direction: column;
        align-items: center;
        padding: 10px 0;
    }

    .nav-link {
        margin: 10px 0;
    }

    .site-logo {
        max-width: 120px;
        height: auto;
    }
}

/* images section fluid */
img {
    max-width: 100%;
    height: auto;
}

section, .section, .content {
    width: 100%;
    padding: 10px;
    box-sizing: border-box;
}

/* Design mobile (max-width: 768px) */
@media (max-width: 768px) {
  .threeRs-detail {
    flex-direction: column;
    align-items: center;
  }

 
  .threeRs-detail > div {
    margin-bottom: 30px;
  }

  .card01, .card02, .card03 {
    width: 80%; 
  }
}



@media (max-width: 768px) {
  .threeRs-detail {
    flex-direction: column;
    align-items: center;
    padding: 0 20px 80px;
  }

  .threeRs-detail > div {
    margin-bottom: 30px;
  }

  .card01, .card02, .card03 {
    width: 100%;
    max-width: 400px;
  }

  .Card-title01, .Card-title02, .Card-title03 {
    font-size: 32px;
    transform: rotate(0deg);
    position: static;
    text-align: center;
    margin-top: 20px;
  }

  .card-sentence01, .card-sentence02, .card-sentence03 {
    position: static;
    font-size: 14px;
    margin: 20px;
  }

  .reducecord-image, .reusecord-image, .recyclecord-image {
    position: static;
    margin: 10px auto;
    display: block;
    max-width: 180px;
  }

  .popup-container {
    padding: 10px;
  }

  .wrap {
    width: 100%;
    padding: 20px 0;
  }

  .footer .about-me {
    padding: 0 20px;
    margin: 0;
  }
}

/* layout header mobile */
@media (max-width: 768px) {
  .header-bg {
    height: auto;
  }

  .header-contents {
    flex-direction: column;
  }

  .header-nav-lists {
    flex-direction: column;
    padding: 10px 0;
  }

  .nav-link {
    margin: 10px 0;
  }

  .site-logo {
    max-width: 150px;
  }
}

/* popup responsive */
@media (max-width: 768px) {
  #popup01, #popup02, #popup03 {
    width: 90%;
    height: auto;
    overflow-y: auto;
    padding: 20px;
  }

  .reduce-info, .reuse-wrapper, .recycle-wrapper {
    font-size: 14px;
  }
}