* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

.hashtag-hero {
  position: relative;
  width: 100%;
  height: clamp(590px, 55vw, 880px);
  overflow: hidden;
  isolation: isolate;
  background: #6ec7ee;
}

.hashtag-layer {
  position: absolute;
  display: block;
  max-width: none;
  pointer-events: none;
  user-select: none;
  will-change: transform;
}
 
.hashtag-bg {
  inset: -6%;
  z-index: 1;
  background-image:
    url("https://biwaichi.bike/.assets/bluebg.jpg");
  background-size: cover;
  background-position: center;
}
 
.hashtag-cloud {
  z-index: 2;
  left: 50%;
  bottom: 2%;
  width: 88%;
  height: auto;
  transform: translateX(-50%);
}
 
.hashtag-decorations {
  z-index: 3;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
 
.hashtag-top-title {
  z-index: 7;
  top: 12%;
  left: 30%;
  width: 40%;
  max-width: 610px;
  transform: translateX(-50%);
}
 
.hashtag-main-title {
  z-index: 8;
  top: 22%;
  left: 42%;
  width: 62%;
  max-width: 850px;
  transform: translateX(-50%);
}
  
.hashtag-best-badge {
  z-index: 10;
  top: 8%;
  right: 10%;
  width: 13%;
  max-width: 170px;
} 

.hashtag-big-mark {
  z-index: 8;
  top: 20%;
  right: 1%;
  width: 28%;
  max-width: 300px;
}
 
.hashtag-phone {
  z-index: 9;
  left: 2%;
  bottom: 4%;
  width: 22%;
  max-width: 270px;
}
 
.hashtag-sns-bubble {
  z-index: 10;
  left: 3%;
  top: 47%;
  width: 10%;
  max-width: 125px;
}
 
.hashtag-description {
  z-index: 8;
  left: 50%;
  top: 59%;
  width: 35%;
  max-width: 450px;
  transform: translateX(-50%);
}
 
.hashtag-tags {
  z-index: 9;
  left: 50%;
  top: 69%;
  width: 45%;
  max-width: 600px;
  transform: translateX(-50%);
}
 
.hashtag-sns-icons { 
  z-index: 9999;

  right: 15%;
  bottom: 10%;

  width: 12%;
  max-width: 220px;
}
 
.hashtag-bottom-bar {
  position: absolute;
  z-index: 12;
  left: 0;
  bottom: 0;
  width: 100%;
  min-height: 66px;
  padding: 16px 20px;

  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;

  background: #0068b7;
  color: #ffe538;
  text-align: center;
  font-size: clamp(15px, 1.5vw, 22px);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hashtag-bottom-bar strong {
  color: #ff4080;
  font-size: 1.25em;
}


 @media screen and (min-width: 1280px) {
.hashtag-main-title {
  z-index: 8;
  top: 21%;
  left: 48%;
  width: 110%;
  max-width: 880px;
  transform: translateX(-50%);
}
  
.hashtag-best-badge {
  z-index: 10;
  top: 8%;
  right: 3%;
  width: 13%;
  max-width: 170px;
} 

.hashtag-big-mark {
  z-index: 8;
  top: 24%;
  right: -3%;
  width: 45%;
  max-width: 300px;
}
  
.hashtag-description {
  z-index: 8;
  left: 50%;
  top: 61%;
  width: 35%;
  max-width: 500px;
  transform: translateX(-50%);
}
 
.hashtag-tags {
  z-index: 9;
  left: 50%;
  top: 71%;
  width: 40%;
  max-width: 550px;
  transform: translateX(-50%);
}
 
.hashtag-sns-icons {
  z-index: 9;
  right: 15%;
  bottom: 9%;
  width: 12%;
  max-width: 220px;
}
 
 .hashtag-phone {
  z-index: 9;
  left: 6%;
  bottom: 4%;
  width: 22%;
  max-width: 270px;
}
   
}
/* ========================================
   Campaign Hero
======================================== */

.campaign-hero {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.campaign-hero-image {
  display: block;
  width: 100%;
  height: auto;
}


/* ========================================
   Campaign Period
======================================== */

.campaign-period {
  position: absolute;
  top: 15px;
  left: 50%;
  z-index: 8;
  transform: translateX(-50%);

  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  height: 80px;    
  width: min(550px, calc(100% - 20px));
  padding: 30px 10px 5px;

  color: #fff;
  background: linear-gradient(180deg, #304fc7 0%, #0068b7 100%);
  border: 3px solid #fff;
  border-radius: 18px;
  box-shadow: 0 4px 10px rgba(24, 47, 130, 0.25);
}

.campaign-period-label {
  display: flex;
  align-items: center;
  gap: 8px;

  padding-right: 18px;
  margin-right: 6px;

  font-size: 16px;    
  font-weight: 700;
  white-space: nowrap;
 
}
.campaign-period-icon {
  font-size: 20px;
}

.campaign-period-date {
  display: flex;
  align-items: center;
  gap: 4px;
  white-space: nowrap;
}

.campaign-period-year {
  color: #ffeb32;
  font-size: 18px;
  font-weight: 700;
}

.campaign-period-date strong {
  color: #ffeb32;
  font-size: 23px;
  line-height: 1;
  font-weight: 800;
}

.campaign-period-day {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  width: 30px;
  height: 30px;
  margin-left: 3px;

  color: #173094;
  background: #fff;
  border-radius: 50%;

  font-size: 11px;
  font-weight: 800;
}

.campaign-period-arrow {
  color: #fff;
  font-size: 20px;
}


/* ========================================
   Campaign Period - Tablet
======================================== */
 
@media screen and (max-width: 1000px) {

  .campaign-period {
    top: 32px;
    gap: 12px;

    width: min(470px, calc(100% - 24px));
    height: 58px;
    padding: 12px 14px 8px;

    border-radius: 15px;
  }

  .campaign-period-label {
    gap: 8px;
    padding-right: 12px; 
    font-size: 15px;
  }

  .campaign-period-icon {
    font-size: 20px;
  }

  .campaign-period-year {
    font-size: 18px;
  }

  .campaign-period-date strong {
    font-size: 16px;
  }

  .campaign-period-day {
    width: 29px;
    height: 29px;

    font-size: 12px;
  }

  .campaign-period-arrow {
    font-size: 16px;
  }
}


/* ========================================
   Campaign Period - Mobile
======================================== */

@media screen and (max-width: 768px) {

  .campaign-period {
    top: 38px;
    gap: 6px;

    width: calc(100% - 18px);
    height: 48px;
    padding: 6px 8px 4px;

    border-width: 2px;
    border-radius: 10px;
  }

  .campaign-period-label {
    gap: 4px;
    padding-right: 6px;

    font-size: 11px;
  }

  .campaign-period-icon {
    font-size: 13px;
  }

  .campaign-period-date {
    gap: 2px;
  }

  .campaign-period-year {
    font-size: 10px;
  }

  .campaign-period-date strong {
    font-size: 20px;
  }

  .campaign-period-day {
    width: 19px;
    height: 19px;
    margin-left: 1px;

    font-size: 9px;
  }

  .campaign-period-arrow {
    font-size: 10px;
  }
}


/* ========================================
   Campaign Period - Small Mobile
======================================== */

@media screen and (max-width: 380px) {

  .campaign-period {
    gap: 4px;

    width: calc(100% - 12px);
    height: 42px;
    padding: 5px 6px 3px;

    border-radius: 8px;
  }

  .campaign-period-label {
    gap: 3px;
    padding-right: 4px;

    font-size: 9px;
  }

  .campaign-period-icon {
    font-size: 11px;
  }

  .campaign-period-year {
    font-size: 8px;
  }

  .campaign-period-date strong {
    font-size: 13px;
  }

  .campaign-period-day {
    width: 17px;
    height: 17px;

    font-size: 8px;
  }

  .campaign-period-arrow {
    font-size: 8px;
  }
}

 
@media screen and (max-width: 1080px) {
 
.hashtag-big-mark {
  z-index: 8;
  top: 28%;
  right: 1%;
  width: 40%;
  max-width: 240px;
} 
  
.hashtag-sns-icons { 
  bottom: 12%; 
} 
   .hashtag-description { 
  left: 50%;
  top: 59%;
  width: 30%;
  max-width: 300px;
  transform: translateX(-50%);
}
  }

@media screen and (max-width: 950px) {
 
.hashtag-big-mark { 
  top: 28%;
  right: -5%;
  width: 30%; 
} 
  .hashtag-top-title { 
  top: 15%; 
  width: 40%;
  max-width: 610px; 
}
 
.hashtag-main-title { 
  top: 24%;
  left: 42%;
  width: 79%;
  max-width: 980px; 
}
 .hashtag-description { 
  left: 50%;
  top: 62%;
  width: 30%;
  max-width: 400px;
  transform: translateX(-50%);
}
 
.hashtag-tags {  
  top: 70%;
  width: 45%;
  max-width: 650px;
  transform: translateX(-50%);
}
  }

/* sp */

@media screen and (max-width: 768px) {

  .hashtag-hero {
    height: clamp(620px, 155vw, 720px);
  }

  .hashtag-bg {
    inset: -3%;
    background-position: center top;
  }

  .hashtag-cloud {
    bottom: 8%;
    width: 150%;
  }

  .hashtag-decorations {
    width: 115%;
    left: 30%;
    transform: translateX(-50%);
  }

  .hashtag-top-title {
    top: 10%;
    left: 32%;
    width: 80%;
    max-width: none;
  }

  .hashtag-main-title {
    top: 23%;
    left: 45%;
    width: 96%;
    max-width: none;
  }

  .hashtag-best-badge {
    top: 7%;
    right: -2%;
    width: 18%;
    max-width: 150px;
  }

  .hashtag-big-mark {
    top: 40%;
    right: -10%;
    width: 27%;
    max-width: none;
  }

  .hashtag-phone {
    left: -3%;
    bottom: 6%;
    width: 23%;
    max-width: none;
  }
 
  .hashtag-description {
    top: 58%;
    width: 66%;
    max-width: none;
  }

  .hashtag-tags {
    top: 70%;
    width: 64%;
    max-width: none;
  }

  .hashtag-sns-icons {
    right: 2%;
    bottom: 10%;
    width: 15%;
    max-width: none;
  }

  .hashtag-bottom-bar {
    min-height: 78px;
    padding: 12px 15px;
    flex-wrap: wrap;
    gap: 2px 5px;
    font-size: 14px;
    line-height: 1.45;
  }
}

@media screen and (max-width: 680px) {

  .hashtag-hero {
    height: clamp(520px, 155vw, 650px);
  }

  .hashtag-top-title {
    top: 12%;
    left: 32%;
    width: 80%;
    max-width: none;
  }
  .hashtag-tags {
    top: 69%;
    width: 65%;
    max-width: none;
  }

  .hashtag-main-title {
    top: 25%;
    left: 45%;
    width: 96%;
    max-width: none;
  }

  .hashtag-best-badge {
    top: 9%;
    right: 3%;
    width: 18%;
    max-width: 150px;
  }

  .hashtag-phone {
    left: -2%;
    bottom: 8%;
    width: 23%;
    max-width: none;
  }

  .hashtag-sns-icons {
    right: 1%;
    bottom: 13%;
    width: 16%;
    max-width: none;
  }
 .hashtag-big-mark {
    top: 43%;
    right: -6%;
    width: 23%;
    max-width: none;
  }
}

@media screen and (max-width: 580px) {

  .hashtag-hero {
    height: clamp(520px, 155vw, 600px);
  }

  .hashtag-top-title {
    top: 12%;
    left: 32%;
    width: 80%;
    max-width: none;
  }

  .hashtag-main-title {
    top: 25%;
    left: 45%;
    width: 96%;
    max-width: none;
  }

  .hashtag-best-badge {
    top: 10%;
    right: -3%;
    width: 18%;
    max-width: 150px;
  }

  .hashtag-phone {
    left: -2%;
    bottom: 14%;
    width: 23%;
    max-width: none;
  }

  .hashtag-sns-icons {
    right: 1%;
    bottom: 14%;
    width: 17%;
    max-width: none;
  }
  
   .hashtag-big-mark {
    top: 43%;
    right: -6%;
    width: 22%;
    max-width: none;
  }
  
    .hashtag-tags {
    top: 70%;
    width: 62%;
    max-width: none;
  }
}
@media screen and (max-width: 510px) { 
  .hashtag-hero {
    height: clamp(520px, 155vw, 500px);
  }

  .hashtag-top-title {
    top: 12%;
    left: 32%;
    width: 88%;
    max-width: none;
  }

  .hashtag-main-title {
    top: 26%;
    left: 45%;
    width: 99%;
    max-width: none;
  } 
    .hashtag-sns-icons {
    right: -1%;
    bottom: 13%;
    width: 20%; 
  }
    .hashtag-description {
    top: 58%;
    width: 72%; 
  }
  .hashtag-best-badge {
    top: 13%; 
  }
}

@media screen and (max-width: 430px) { 
  .hashtag-hero {
    height: clamp(480px, 155vw, 420px);
  }

  .hashtag-top-title {
    top: 12%;
    left: 32%;
    width: 88%;
    max-width: none;
  }

  .hashtag-main-title {
    top: 25%;
    left: 45%;
    width: 99%;
    max-width: none;
  } 
  
   .hashtag-sns-icons {
    right: -1%;
    bottom: 19%;
    width: 19%;
    max-width: none;
  }
}

@media screen and (max-width: 400px) { 
  .hashtag-hero {
    height: clamp(480px, 155vw, 420px);
  }

  .hashtag-top-title {
    top: 15%;
    left: 32%;
    width: 78%;
    max-width: none;
  }

  .hashtag-main-title {
    top: 26%;
    left: 45%;
    width: 105%;
    max-width: none;
  } 
  
    .hashtag-description {
    top: 58%;
    width: 78%;
    max-width: none;
  }
    .hashtag-sns-icons {
    right: 2%;
    bottom: 18%;
    width: 22%;
    max-width: none;
  }
    .hashtag-phone {
    left: -2%;
    bottom:13%;
    width: 23%;
    max-width: none;
  }
    .hashtag-best-badge {
    top: 14%;
    right: -2%;
    width: 15%;
    max-width: 150px;
  }


}
/* ========================================
   Prize Section
======================================== */

.prize-section {
  padding: 85px 20px 10px;
  
}


/* ========================================
   Prize Main
======================================== */

.prize-main {
  position: relative;
  width: 1180px;
  max-width: 100%;
  margin: 0 auto;
  padding: 65px 16px 24px;

  background: #fff;
  border: 1.5px solid #6678d7;
  border-radius: 18px;
}


/* ========================================
   Prize Heading
======================================== */

.prize-heading {
  position: absolute;
  top: 0;
  left: 50%;

  display: flex;
  align-items: center;
  justify-content: center;

  width: calc(100% - 60px);
  transform: translate(-50%, -50%);
}

.prize-heading::before,
.prize-heading::after {
  content: "";
  flex: 1;
  height: 1px;
  background: #6678d7;
}

.prize-heading h2 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  margin: 0;
  padding: 7px 32px;

  background: #ffffff;
  border: 2px solid #1e73be;
  border-radius: 50px;

  color: #333333;
  font-size: 22px;
  font-weight: 700;
  line-height: 1.5;

  box-shadow: 0 5px 15px rgba(30, 115, 190, 0.12);
}

.prize-heading h2 span {
  font-size: 1.18em;
}

.prize-heading p {
  display: none;
}

.prize-heading-number {
  margin: 0 4px;

  color: #1e73be;
  font-size: 1.3em;
  font-weight: 800;
}

.prize-heading-icon {
  font-size: 28px;
  line-height: 1;
}

.prize-heading {
  display: flex;
  justify-content: center;

  margin-bottom: 40px;
}
/* ========================================
   Prize Grid
======================================== */

.prize-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));

  width: 100%;
  margin: 0;
  gap: 0;

  align-items: stretch;
}


/* ========================================
   Prize Card
======================================== */

.prize-card {
  position: relative;
  min-width: 0;
  padding: 0 18px 4px;

  background: transparent;
  border: none;
  border-radius: 0;

  text-align: left;
}

.prize-card + .prize-card {
  border-left: 1px solid #d5d9ed;
}


/* ========================================
   Card Header
======================================== */

.prize-card-head {
  display: flex;
  align-items: center;
  gap: 9px;
}

.prize-number {
  display: inline-flex;
  flex: 0 0 30px;
  align-items: center;
  justify-content: center;

  width: 30px;
  height: 30px;

  background: #5269ba;
  color: #fff;
  border-radius: 50%;

  font-size: 17px;
  font-weight: 800;
  line-height: 1;
}

.prize-card-head h3 {
  margin: 0;

  color: #222;
  font-size: clamp(14px, 1.35vw, 18px);
  font-weight: 700;
  line-height: 1.35;
  text-align: left;
}

 
.prize-card-line {
  width: 100%;
  height: 1px;
  margin: 6px 0 10px;

  background: #8795d3;
}


/* ========================================
   Prize Title
======================================== */

.prize-card h4 {
  display: flex;
  align-items: center;
  justify-content: center;

  min-height: 46px;
  margin: 0 0 9px;

  color: #222;
  font-size: clamp(13px, 1.15vw, 16px);
  font-weight: 700;
  line-height: 1.35;
  text-align: center;
}


/* ========================================
   Prize Image
======================================== */

.prize-image-wrap {
  width: 100%;
  aspect-ratio: 1.78 / 1;

  overflow: hidden;
  background: #fff;
  border-radius: 8px;
  border: 1px solid #6678d7;
}

.prize-card-image {
  display: block;
  width: 100%;
  height: 100%;

  object-fit: cover;
  object-position: center;
}


/* ========================================
   Description
======================================== */

.prize-card-description {
  margin: 9px 0 0;

  color: #333;
  font-size: 12px; 
  line-height: 1.55;
  text-align: left;
}


/* ========================================
   Hide Old Elements
======================================== */

.prize-card-label,
.prize-ribbon,
.prize-or,
.prize-note,
.prize-wave {
  display: none;
}


/* ========================================
   Tablet
======================================== */

@media screen and (max-width: 1000px) {

  .prize-section {
    padding: 45px 16px 55px;
  }

  .prize-main {
    padding: 45px 14px 20px;
  }

  .prize-heading {
    width: calc(100% - 30px);
  }

  .prize-heading h2 {
    padding: 6px 30px;
    white-space: normal;
  }

  .prize-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 28px;
  }

  .prize-card {
    padding: 0 16px 20px;
  }

  .prize-card + .prize-card {
    border-left: none;
  }

  .prize-card:nth-child(even) {
    border-left: 1px solid #d5d9ed;
  }

  .prize-card:nth-child(n + 3) {
    padding-top: 24px;
    border-top: 1px solid #d5d9ed;
  }
}


/* ========================================
   Mobile
======================================== */

@media screen and (max-width: 768px) {

  .prize-section {
    padding: 42px 12px 45px;
  }

  .prize-main {
    padding: 48px 12px 8px;
    border-radius: 14px;
  }

  .prize-heading {
    width: calc(100% - 20px);
  }

  .prize-heading::before,
  .prize-heading::after {
    display: none;
  }

  .prize-heading h2 {
    width: 100%;
    padding: 8px 5px;

    font-size: 15px;
    line-height: 1.45;
    white-space: normal;
  }

  .prize-grid {
    grid-template-columns: 1fr;
  }

  .prize-card {
    padding: 20px 4px 25px;
  }

  .prize-card:first-child {
    padding-top: 20px;
  }

  .prize-card + .prize-card,
  .prize-card:nth-child(even),
  .prize-card:nth-child(n + 3) {
    border-left: none;
    border-top: 1px solid #d5d9ed;
  }

  .prize-card-head h3 {
    font-size: 17px;
  }

  .prize-card h4 {
    min-height: auto;
    margin: 14px 0 10px;
    font-size: 16px;
  }

  .prize-image-wrap {
    aspect-ratio: 16 / 9;
  }

  .prize-card-description {
    font-size: 12px;
    line-height: 1.7;
  }
}


@media screen and (max-width: 768px) {

  .prize-section {
    padding: 42px 12px 45px;
  }

  .prize-main {
    padding: 48px 12px 8px;
    border-radius: 14px;
  }

  .prize-heading {
    width: calc(100% - 20px);
  }

  .prize-heading::before,
  .prize-heading::after {
    display: none;
  }

  .prize-heading h2 {
    width: 100%;
    padding: 8px 5px;

    font-size: 15px;
    line-height: 1.45;
    white-space: normal;
  }

  /* 768px以下：一排2个 */
  .prize-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .prize-card {
    padding: 20px 10px 25px;
  }

  .prize-card:first-child {
    padding-top: 20px;
  }

  /* 右侧卡片不显示左边框 */
  .prize-card:nth-child(even) {
    border-left: none;
  }

  /* 第3、4张卡片显示上边框 */
  .prize-card:nth-child(n + 3) {
    border-top: 1px solid #d5d9ed;
  }

  .prize-card-head h3 {
    font-size: 17px;
  }

  .prize-card h4 {
    min-height: auto;
    margin: 14px 0 10px;
    font-size: 16px;
  }

  .prize-image-wrap {
    aspect-ratio: 16 / 9;
  }

  .prize-card-description {
    font-size: 12px;
    line-height: 1.7;
  }

}
  
@media screen and (max-width: 600px) {

  .prize-grid {
    grid-template-columns: 1fr;
  }

  .prize-card {
    padding: 20px 4px 25px;
  }
 
  .prize-card:nth-child(even) {
    border-left: none;
  }
 
  .prize-card:nth-child(n + 2) {
    border-top: 1px solid #d5d9ed;
  }

}


/* ========================================
   Prize Information
======================================== */

.prize-info-box {
  position: relative;
  z-index: 2;

  width: 1280px;
  max-width: calc(100% - 60px);
  margin: 40px auto 0;
  padding: 10px;
 
  border-radius: 16px;
}

 
.prize-info-heading {
  display: flex;
  align-items: center;
  margin-bottom: 38px;
}

.prize-info-line {
  width: 5px;
  height: 46px;
  margin-right: 12px;
  background: #f5a623;
  flex-shrink: 0;
}

.prize-info-heading h2 {
  margin: 0;
  color: #111;
  font-size: 20px;
  font-weight: 700;
}

.prize-info-heading p {
  margin: 5px 0 0;
  color: #111;
  font-size: 14px; 
}

 
.prize-info-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
 
.prize-info-card {
  position: relative;
  min-width: 0;
  min-height: 240px;

  padding: 84px 22px 22px;

  background: #fff;
  border: 1px solid #83bfe5;
  border-radius: 12px;
  text-align: center;

  box-shadow: 0 7px 13px rgba(0, 75, 120, 0.12);
}
 
.prize-info-icon {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);

  width: 54px;
  height: 54px;
  padding: 13px;

  background: #0071bc;
  border-radius: 50%;

  display: flex;
  align-items: center;
  justify-content: center;
}

.prize-info-icon img {
  width: 50px;
  height: 50px;
  object-fit: contain;
  display: block;
}

 
.prize-info-card h3 {
  margin: 0 0 8px;
  color: #0068b7;
  font-size: 19px;
  font-weight: 700;
}

.prize-info-border {
  width: 42px;
  height: 2px;
  margin: 0 auto 16px;
  background: #f5a623;
}

.prize-info-card p {
  margin: 0;
  color: #111;
  font-size: 13px; 
  line-height: 1.8;
}

.prize-highlight {
  color: #ff4080;
}


/* 下方小插图 */
.prize-info-bottom-image {
  width: 90px;
  height: 70px;
  margin: 18px auto 0;

  object-fit: contain;
  display: block;
}

 

/* ========================================
   Small Mobile
======================================== */

@media screen and (max-width: 380px) {

  .prize-heading h2 {
    font-size: 12px;
    gap: 2px;
    padding: 6px 20px
  }

  .prize-card-label {
    min-width: 125px;
    padding-left: 16px;
    padding-right: 16px;
  }

  .prize-wave {
    min-width: 760px;
    height: 95px;
  }

  .prize-info-box {
    max-width: calc(100% - 20px);
    padding-left: 12px;
    padding-right: 12px;
  }
}

@media screen and (max-width: 1000px) {

  .prize-info-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

}

@media screen and (max-width: 600px) {

  .prize-info-box {
    max-width: calc(100% - 30px);
    margin-top: 30px;
    padding: 0;
  }

  .prize-info-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .prize-info-card {
    min-height: auto;
    padding: 78px 20px 25px;
  }

}

/* ========================================
   Campaign Spot Section
======================================== */

.campaign-spot-section {
 
  padding: 45px 20px 10px;
}

.campaign-spot-box {
  width: 1180px;
  max-width: calc(100% - 48px);
  margin: 0 auto;
}

 
.campaign-spot-heading {
  display: flex;
  align-items: center;
  margin-bottom: 22px;
}

.campaign-spot-heading-line {
  width: 5px;
  height: 46px;
  margin-right: 12px;
  background: #f5a623;
  flex-shrink: 0;
}

.campaign-spot-heading h2 {
  margin: 0;
  color: #111;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.campaign-spot-heading p {
  margin: 4px 0 0;
  color: #111;
  font-size: 14px; 
}

 
.campaign-spot-content {
  display: grid;
  grid-template-columns: minmax(0, 43%) minmax(0, 57%);
  gap: 38px;
  padding: 38px 34px 28px;
  background: #cceefc;
  border-radius: 18px;
  overflow: hidden;
}


/* ========================================
   Route Card
======================================== */

.campaign-route-card {
  position: relative;
  min-width: 0;
  padding: 42px 16px 16px;
  background: #fff;
  border-radius: 16px;
}

.campaign-route-title {
  position: absolute;
  top: -17px;
  left: 50%;
  transform: translateX(-50%);

  min-width: 220px;
  padding: 9px 24px;

  background: #0071bc;
  color: #fff;
  border-radius: 999px;

  text-align: center;
  font-size: 18px;
  font-weight: 700;
  white-space: nowrap;
}

 
.campaign-route-info {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  margin-bottom: 18px;
}

.campaign-route-item {
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
}

.campaign-route-icon {
  width: 36px;
  flex-shrink: 0;
}

.campaign-route-icon img {
  width: 100%;
  height: auto;
  display: block;
}

.campaign-route-item p {
  margin: 0 0 5px;
  color: #111;
  font-size: 11px;
  font-weight: 700;
}

.campaign-route-item strong {
  display: block;
  color: #111;
  font-size: 20px;
  font-weight: 700;
  white-space: nowrap;
}

.campaign-route-item small {
  display: block;
  margin-top: 2px;
  color: #111;
  font-size: 8px;
  font-weight: 600;
  white-space: nowrap;
}

.campaign-route-divider {
  width: 1px;
  height: 58px;
  background: #005ca8;
  flex-shrink: 0;
}


/* Google Map */
.campaign-route-map {
  position: relative;
  width: 100%;
  height: 345px;
  overflow: hidden;
  border-radius: 9px;
}

.campaign-route-map iframe {
  position: absolute;
  inset: 0;

  width: 100%;
  height: 100%;

  display: block;
  border: 0;
}


/* ========================================
   Right Detail
======================================== */

.campaign-spot-detail {
  position: relative;
  min-width: 0;
  padding: 8px 0 0;
}

.campaign-spot-labels {
  display: flex;
  align-items: center;
  gap: 40px;
  margin-bottom: 32px;
}

.campaign-spot-label {
  min-width: 140px;
  padding: 9px 28px;

  background: #fff;
  border: 1px solid;
  border-radius: 999px;

  box-shadow: 0 3px 7px rgba(0, 75, 120, 0.18);

  text-align: center;
  font-size: 17px;
  font-weight: 700;
}

.campaign-spot-label-blue {
  color: #0068b7;
  border-color: #0068b7;
}

.campaign-spot-label-orange {
  color: #ff7d22;
  border-color: #ff7d22;
}

 
.campaign-spot-description p {
  margin: 0 0 23px;
  color: #111;
  font-size: 14px; 
  line-height: 1.9;
}

.campaign-spot-description strong {
  color: #111;
}


/* 注意事项 */
.campaign-spot-notes {
  margin: 34px 0 0;
  padding: 0;
  list-style: none;
}

.campaign-spot-notes li {
  position: relative;
  margin-bottom: 7px;
  padding-left: 12px;

  color: #111;
  font-size: 10px;
  font-weight: 600;
  line-height: 1.6;
}

.campaign-spot-notes li::before {
  content: "※";
  position: absolute;
  left: 0;
  top: 0;
}

 
.campaign-spot-map-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  width: 290px;
  max-width: 100%;
  margin: 34px 0 0 auto;
  padding: 10px 12px 10px 18px;

  background: #ff8a00;
  color: #fff;
  border-radius: 999px;

  box-shadow: 0 5px 8px rgba(120, 70, 0, 0.22);

  text-decoration: none;
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.05em;

  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.campaign-spot-map-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 7px 12px rgba(120, 70, 0, 0.28);
}

 
.campaign-spot-pin {
  position: relative;
  width: 15px;
  height: 15px;

  border: 3px solid #fff;
  border-radius: 50%;

  flex-shrink: 0;
}

.campaign-spot-pin::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -7px;

  width: 7px;
  height: 7px;

  background: #fff;
  transform: translateX(-50%) rotate(45deg);
}
 
.campaign-spot-arrow {
  display: flex;
  align-items: center;
  justify-content: center;

  width: 24px;
  height: 24px;
  margin-left: auto;

  background: #fff;
  color: #ff8a00;
  border-radius: 50%;

  font-size: 20px;
  line-height: 1;
}


/* ========================================
   Tablet
======================================== */

@media screen and (max-width: 1000px) {

  .campaign-spot-content {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .campaign-route-card,
  .campaign-spot-detail {
    width: 100%;
    max-width: 660px;
    margin: 0 auto;
  }

  .campaign-spot-map-button {
    margin-top: 34px;
  }
}


/* ========================================
   Mobile
======================================== */

@media screen and (max-width: 768px) {

  .campaign-spot-section {
    padding: 36px 0;
  }

  .campaign-spot-box {
    max-width: calc(100% - 24px);
  }

  .campaign-spot-heading h2 {
    font-size: 19px;
  }

  .campaign-spot-content {
    gap: 28px;
    padding: 34px 14px 20px;
    border-radius: 14px;
  }

  .campaign-route-card {
    padding: 40px 10px 10px;
    border-radius: 12px;
  }

  .campaign-route-title {
    min-width: 190px;
    padding: 8px 18px;
    font-size: 16px;
  }

  .campaign-route-info {
    gap: 10px;
  }

  .campaign-route-item {
    gap: 7px;
  }

  .campaign-route-icon {
    width: 27px;
  }

  .campaign-route-item p {
    font-size: 9px;
  }

  .campaign-route-item strong {
    font-size: 16px;
  }

  .campaign-route-item small {
    font-size: 7px;
    white-space: normal;
  }

  .campaign-route-divider {
    height: 48px;
  }

  .campaign-route-map {
    height: 310px;
  }

  .campaign-spot-detail {
    padding: 4px 4px 0;
  }

  .campaign-spot-labels {
    justify-content: center;
    gap: 12px;
    margin-bottom: 25px;
  }

  .campaign-spot-label {
    min-width: 120px;
    padding: 8px 18px;
    font-size: 15px;
  }

  .campaign-spot-description p {
    margin-bottom: 18px;
    font-size: 13px;
    line-height: 1.8;
  }

  .campaign-spot-notes {
    margin-top: 28px;
  }

  .campaign-spot-notes li {
    font-size: 9px;
  }

  .campaign-spot-map-button {
    width: 100%;
    margin-top: 28px;
    font-size: 15px;
  }
}


/* ========================================
   Small Mobile
======================================== */

@media screen and (max-width: 380px) {

  .campaign-route-info {
    align-items: flex-start;
  }

  .campaign-route-item {
    flex-direction: column;
    text-align: center;
  }

  .campaign-route-divider {
    margin-top: 7px;
  }

  .campaign-spot-labels {
    flex-direction: column;
    gap: 10px;
  }

  .campaign-spot-label {
    width: 100%;
  }

  .campaign-spot-map-button {
    padding-left: 14px;
    font-size: 14px;
  }
}



/* ========================================
   Usage Section
======================================== */

.usage-section { 
  padding: 45px 20px 10px;
}

.usage-box {
  width: 1180px;
  max-width: calc(100% - 48px);
  margin: 0 auto;
}

 
.usage-heading {
  display: flex;
  align-items: center;
  margin-bottom: 26px;
}

.usage-heading-line {
  width: 5px;
  height: 46px;
  margin-right: 12px;
  background: #f5a623;
  flex-shrink: 0;
}

.usage-heading h2 {
  margin: 0;
  color: #111;
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.usage-heading p {
  margin: 4px 0 0;
  color: #111;
  font-size: 14px; 
}
 
.usage-flow {
  display: grid;
  grid-template-columns:
    minmax(0, 1fr)
    44px
    minmax(0, 1fr)
    44px
    minmax(0, 1fr);

  align-items: start;
  gap: 0;

  padding: 44px 34px 30px;
  background: #fff;
  border: 2px solid #26a9f4;
  border-radius: 18px;
}
 
.usage-step {
  position: relative;
  min-width: 0;
  min-height: 330px;
  padding: 16px 28px 0;
  text-align: center;
}
 
.usage-step-number {
  position: absolute;
  top: -18px;
  left: 0;

  width: 64px;
  height: 64px;

  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;

  background: #0068b7;
  color: #fff;
  border-radius: 50%;
}

.usage-step-number span {
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
}

.usage-step-number strong {
  margin-top: 2px;
  font-size: 23px;
  font-weight: 700;
  line-height: 1;
}

 
.usage-step-image {
  width: 145px;
  height: 145px;
  margin: 18px auto 22px;

  object-fit: contain;
  display: block;
  flex-shrink: 0;
}
 
.usage-step h3 {
  margin: 0;
  color: #005ca8;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.55;
}
 
.usage-step p {
  margin: 18px 0 0;
  color: #111;
  font-size: 13px; 
  line-height: 1.8;
}
 
.usage-arrow {
  position: relative;
  width: 0;
  height: 0;
  margin: 0 auto;

  align-self: center;
  
  border-top: 15px solid transparent;
  border-bottom: 15px solid transparent;
  border-left: 24px solid #0071bc;
}
 
.usage-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 15px;
  right: -22px;

  width: 1px;
  height: 500px;

  background: #35b8f4;
}


/* ========================================
   Tablet
======================================== */

@media screen and (max-width: 1000px) {

  .usage-flow {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 0;
    padding: 40px 28px;
  }


  .usage-step {
    width: 100%;
    max-width: 560px;
    min-height: 0;
    margin: 0 auto;
    padding: 20px 24px 34px;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
  }
 
  .usage-step-number {
    position: static;
    width: 64px;
    height: 64px;
    margin: 0 auto 14px;
  }

  .usage-step-image {
    margin: 0 auto 22px;
  }
 
  .usage-step:not(:last-child)::after {
    display: none;
  }
 
  .usage-step:not(:last-of-type) {
    border-bottom: 1px solid #35b8f4;
    margin-bottom: 34px;
  }

  .usage-arrow {
    align-self: center;
    margin: 0 auto 34px;
    transform: rotate(90deg);
  }
}


/* ========================================
   Mobile
======================================== */

@media screen and (max-width: 768px) {

  .usage-section {
    padding: 36px 0;
  }

  .usage-box {
    max-width: calc(100% - 24px);
  }

  .usage-heading h2 {
    font-size: 19px;
  }

  .usage-flow {
    gap: 5px;
    padding: 38px 14px 28px;
    border-radius: 14px;
  }

  .usage-step {
    padding: 5px 12px 10px;
  }

  .usage-step-number {
    position: static;
    width: 58px;
    height: 58px;
    margin: 0 auto 12px;
  }

  .usage-step-number span {
    font-size: 9px;
  }

  .usage-step-number strong {
    font-size: 21px;
  }

  .usage-step-image {
    width: 125px;
    height: 125px;
    margin: 8px auto 18px;
  }

  .usage-step h3 {
    font-size: 17px;
  }

  .usage-step p {
    margin-top: 14px;
    font-size: 11px;
  }

  .usage-arrow {
    border-top-width: 13px;
    border-bottom-width: 13px;
    border-left-width: 21px;
  }
}


/* ========================================
   Small Mobile
======================================== */

@media screen and (max-width: 380px) {

  .usage-flow {
    padding-left: 10px;
    padding-right: 10px;
  }

  .usage-step h3 {
    font-size: 16px;
  }

  .usage-step p {
    font-size: 10px;
  }
}

/* ========================================
   Campaign Footer Section
======================================== */

.campaign-footer-section {
 
  padding: 45px 20px 10px;
}

 
/* ========================================
   Notice Box
======================================== */

.notice-box {
  width: 1180px;
  max-width: calc(100% - 48px);
  margin: 0 auto 50px;
  padding: 28px 32px 30px;

  background: #fff4cc;
  border: 1px solid #f4c56c;
  border-radius: 16px;
}


/* 标题部分 */
.notice-title {
  display: flex;
  align-items: center;
  gap: 14px;

  padding-bottom: 20px;
  margin-bottom: 6px;

  border-bottom: 1px solid #efbd5f;
}

.notice-title-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;

  display: flex;
  align-items: center;
  justify-content: center;

  color: #fff;
  background: #f39a18;
  border-radius: 50%;

  font-size: 23px;
  font-weight: 700;
  line-height: 1;
}

.notice-title-text h2 {
  margin: 0;
  color: #111;
  font-size: 21px;
  font-weight: 700;
  line-height: 1.4;
}

.notice-title-text p {
  margin: 3px 0 0;
  color: #6a5a3b;
  font-size: 12px;
  line-height: 1.5;
}

 
.notice-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: 34px;
}

.notice-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-width: 0;

  padding: 20px 4px;

  border-bottom: 1px dashed #e4b65c;
}

.notice-check {
  width: 24px;
  height: 24px;
  flex-shrink: 0;

  display: flex;
  align-items: center;
  justify-content: center;

  margin-top: 1px;

  color: #fff;
  background: #f39a18;
  border-radius: 50%;

  font-size: 13px;
  font-weight: 700;
}

.notice-content {
  min-width: 0;
}

.notice-content h3 {
  margin: 0 0 6px;
  color: #222;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}

.notice-content p {
  margin: 0;
  color: #333;
  font-size: 13px;
  line-height: 1.75;
}


/* 最下面两项不显示底线 */
.notice-item:nth-last-child(-n + 2) {
  border-bottom: 0;
}


/* ========================================
   Mobile
======================================== */

@media screen and (max-width: 768px) {

  .notice-box {
    max-width: calc(100% - 24px);
    margin-bottom: 36px;
    padding: 22px 18px 20px;
    border-radius: 14px;
  }

  .notice-title {
    align-items: flex-start;
    gap: 11px;
    padding-bottom: 17px;
  }

  .notice-title-icon {
    width: 34px;
    height: 34px;
    font-size: 20px;
  }

  .notice-title-text h2 {
    font-size: 18px;
  }

  .notice-title-text p {
    font-size: 11px;
  }

  .notice-list {
    grid-template-columns: 1fr;
  }

  .notice-item {
    padding: 17px 2px;
  }

  .notice-content h3 {
    font-size: 14px;
  }

  .notice-content p {
    font-size: 12px;
    line-height: 1.7;
  }

  /* 手机端只有最后一项不显示底线 */
  .notice-item:nth-last-child(-n + 2) {
    border-bottom: 1px dashed #e4b65c;
  }

  .notice-item:last-child {
    border-bottom: 0;
  }
}

/* ========================================
   Campaign Period Banner
======================================== */

.campaign-period-banner {
  position: relative;
  width: 100%;
  min-height: 220px;
  overflow: hidden;
}

.campaign-period-bg {
  position: absolute;
  inset: 0;

  width: 100%;
  height: 100%;

  object-fit: cover;
  object-position: center;

  display: block;
}

.campaign-period-overlay {
  position: relative;
  z-index: 2;

  width: 1180px;
  max-width: calc(100% - 48px);
  min-height: 220px;
  margin: 0 auto;

  display: grid;
  grid-template-columns: minmax(0, 58%) minmax(0, 42%);
  align-items: center;
  gap: 30px;

  padding: 26px 18px;
}
 
.campaign-period-left {
  display: flex;
  align-items: center;
  gap: 22px;
}

.campaign-period-label {
  width: 72px;
  height: 72px;
  flex-shrink: 0;

  display: flex;
  align-items: center;
  justify-content: center;
  
  text-align: center;
  font-size: 17px;
  font-weight: 700;
  line-height: 1.2;
 
}

.campaign-period-text {
  color: #063a75;
}

.campaign-period-date {
  margin: 0;
  font-size: clamp(25px, 3vw, 44px);
  font-weight: 700;
  letter-spacing: 0.03em;
  white-space: nowrap;
}

.campaign-period-date span {
  font-size: 0.48em;
  margin-left: 4px;
  margin-right: 8px;
}

.campaign-period-date b {
  margin: 0 12px;
  font-weight: 500;
}

.campaign-result {
  margin: 8px 0 5px;
  font-size: clamp(14px, 1.5vw, 22px);
  font-weight: 700;
}

.campaign-period-text small {
  font-size: 10px;
  font-weight: 600;
}


/* 右侧对话框 */
.campaign-period-message {
  display: flex;
  justify-content: center;
}

.campaign-message-bubble {
  position: relative;
  width: 360px;
  max-width: 100%;
  min-height: 120px;

  display: flex;
  align-items: center;
  justify-content: center;

  padding: 22px 95px 22px 28px;

  background: #fff4be;
  border-radius: 44% 56% 50% 50% / 50% 44% 56% 50%;
}

.campaign-message-bubble p {
  margin: 0;
  color: #063a75;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.8;
  text-align: center;
}

.campaign-message-bubble img {
  position: absolute;
  right: 20px;
  bottom: -8px;

  width: 78px;
  height: auto;
  display: block;

  transform: rotate(8deg);
}


/* ========================================
   Tablet
======================================== */

@media screen and (max-width: 1000px) {

  .notice-box {
    grid-template-columns: 1fr;
  }

  .notice-title {
    min-height: auto;
    margin-bottom: 10px;
    padding-right: 0;
  }

  .notice-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .campaign-period-overlay {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .campaign-period-message {
    justify-content: flex-end;
  }
}


/* ========================================
   Mobile
======================================== */

@media screen and (max-width: 768px) {

  .campaign-footer-section {
    padding-top: 35px;
  }

  .notice-box {
    max-width: calc(100% - 24px);
    margin-bottom: 24px;
    padding: 18px 14px;
    border-radius: 13px;
  }

  .notice-title h2 {
    font-size: 19px;
  }

  .notice-list {
    grid-template-columns: 1fr;
  }

  .notice-item {
    min-height: auto;
    padding: 14px 5px;
    border-left: 0;
    border-top: 1px dashed #f4a63a;
  }

  .notice-item p {
    font-size: 11px;
  }

  .campaign-period-banner {
    min-height: 410px;
  }

  .campaign-period-overlay {
    max-width: calc(100% - 24px);
    min-height: 410px;
    padding: 30px 6px;
  }

  .campaign-period-left {
    align-items: flex-start;
    gap: 2px;
  }

  .campaign-period-label {
    width: 60px;
    height: 60px;
    font-size: 13px;
  }

  .campaign-period-date {
    white-space: normal;
    font-size: 28px;
    line-height: 1.45;
  }

  .campaign-period-date span {
    font-size: 13px;
  }

  .campaign-period-date b {
    margin: 0 5px;
  }

  .campaign-result {
    font-size: 16px;
    line-height: 1.6;
  }

  .campaign-message-bubble {
    width: 100%;
    min-height: 115px;
    padding: 20px 86px 20px 18px;
  }

  .campaign-message-bubble p {
    font-size: 17px;
  }

  .campaign-message-bubble img {
    width: 68px;
    right: 14px;
  }
}


/* ========================================
   Small Mobile
======================================== */

@media screen and (max-width: 390px) {

  .campaign-period-left {
    flex-direction: column;
  }

  .campaign-period-label {
    width: 72px;
    height: 48px;
  }

  .campaign-period-date {
    font-size: 25px;
  }

  .campaign-message-bubble p {
    font-size: 15px;
  }
}
 
.instagram-button-wrap {
  display: flex;
  justify-content: center;
  margin: 50px 0 20px;
}
 
.instagram-button {
  position: relative;

  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;

  width: min(620px, 90%);
  padding: 18px 30px;

  color: #ffffff;
  background: linear-gradient(
    135deg,
    #833ab4,
    #fd1d1d,
    #fcb045
  );

  border-radius: 50px;

  text-decoration: none;

  box-shadow: 0 8px 20px rgba(131, 58, 180, 0.25);

 
  overflow: hidden;

  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

 .instagram-button::before {
  content: "";

  position: absolute;
  top: 0;
  left: -120%;

  width: 55%;
  height: 100%;

  background: rgba(255, 255, 255, 0.3);

  transform: skewX(-25deg);

  transition: left 0.55s ease;
}
 
.instagram-button:hover {
  transform: translateY(-4px);

  box-shadow: 0 12px 28px rgba(131, 58, 180, 0.35);
}
.instagram-button:hover::before {
  left:  150%;
}
 
.instagram-button-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
  flex-shrink: 0;
}
 
.instagram-button-text {
  display: flex;
  flex-direction: column;

  text-align: left;

  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
}
 
.instagram-button-text small {
  margin-top: 2px;

  font-size: 13px;
  font-weight: 400;

  opacity: 0.9;
}

 
.instagram-button-arrow {
  margin-left: auto;

  font-size: 25px;

  transition: transform 0.25s ease;
}
 
.instagram-button:hover .instagram-button-arrow {
  transform: translateX(5px);
}
 
@media screen and (max-width: 600px) {

  .instagram-button-wrap {
    margin: 35px 0 65px;
  }

  .instagram-button {
    width: 90%;

    gap: 10px;

    padding: 15px 18px;
  }

  .instagram-button-icon {
  width: 27px;
  height: 27px;
  }

  .instagram-button-text {
    font-size: 15px;
  }

  .instagram-button-text small {
    font-size: 11px;
  }

  .instagram-button-arrow {
    font-size: 20px;
  }

}
 
 
.usage-instagram-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;

  margin-top: 20px;
  padding: 12px 38px;

  color: #ffffff;
  background: linear-gradient(
    90deg,
    #405de6,
    #833ab4,
    #c13584,
    #e1306c,
    #fd1d1d
  );

  border-radius: 999px;

  font-size: 14px;
  font-weight: 700;
  text-decoration: none;

  background-size: 200% 100%;

  box-shadow:
    0 5px 14px rgba(131, 58, 180, 0.25);

  overflow: hidden;

  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background-position 0.5s ease;
}
 
.usage-instagram-button::before {
  content: "";

  position: absolute;
  top: 0;
  left: -120%;

  width: 60%;
  height: 100%;

  background: rgba(255, 255, 255, 0.25);

  transform: skewX(-25deg);

  transition: left 0.5s ease;
}
 
.usage-instagram-button:hover {
  color: #ffffff;

  background-position: 100% 0;

  transform: translateY(-4px);

  box-shadow:
    0 10px 22px rgba(131, 58, 180, 0.38);
}
 
.usage-instagram-button:hover::before {
  left: 150%;
}
 
.usage-instagram-button:active {
  transform: translateY(-1px);

  box-shadow:
    0 4px 10px rgba(131, 58, 180, 0.25);
}
 
.usage-instagram-arrow {
  position: relative;
  z-index: 1;

  font-size: 18px;
  line-height: 1;

  transition: transform 0.25s ease;
}
 
.usage-instagram-button:hover .usage-instagram-arrow {
  transform: translateX(5px);
}
 
.usage-instagram-button span {
  position: relative;
  z-index: 1;
}
 
.prize-image-note {
  margin: 18px 0 0;
  color: #999;
  font-size: 11px;
  text-align: center;
}
/*-----------------full-background------------*/
.full-background {
  position: fixed;
  left: 0;
  bottom: 0;    
  width: 100%;
  height: 100%;  
  background-image: url('https://oportable.jp/.assets/bg2.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}