@charset "UTF-8";
/* CSS Document */
html {
  scroll-behavior: smooth;
}
/* ==========================================================
   Header
========================================================== */
header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 50;
  margin: 0;
}
/* ==========================================================
   Campaign Common Parts
========================================================== */
/* ----------------------------------------------------------
   Variables
---------------------------------------------------------- */ :root {
  /* Color */
  --campaign-color-primary: #e60012;
  --campaign-color-primary-dark: #c90010;
  --campaign-color-black: #000;
  --campaign-color-text: #222;
  --campaign-color-text-sub: #555;
  --campaign-color-white: #fff;
  --campaign-color-cream: #f7e7d2;
  --campaign-color-gray: #e9e9e9;
  --campaign-color-border: #d8d8d8;
  /* Font */
  --campaign-font-heading:
    "Zen Maru Gothic", "Hiragino Maru Gothic ProN", "Yu Gothic", sans-serif;
  --campaign-font-base:
    "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", "YuGothic", "Meiryo", sans-serif;
  /* Layout */
  --campaign-width: 1100px;
  --campaign-side-space: 40px;
  /* Radius */
  --campaign-radius-sm: 6px;
  --campaign-radius-md: 24px;
  /* Transition */
  --campaign-transition: 0.25s ease;
}
/* ----------------------------------------------------------
   Base
---------------------------------------------------------- */
.campaign {
  color: var(--campaign-color-text);
  font-family: var(--campaign-font-base);
  font-size: 1rem;
  line-height: 1.8;
}
.campaign *, .campaign *::before, .campaign *::after {
  box-sizing: border-box;
}
.campaign img {
  display: block;
  max-width: 100%;
  height: auto;
}
.campaign figure {
  margin: 0;
}
.campaign p {
  margin-top: 0;
}
.campaign a {
  color: inherit;
}
/* ----------------------------------------------------------
   Container
---------------------------------------------------------- */
.campaign-container {
  width: min(calc(100% - var(--campaign-side-space) * 2), var(--campaign-width));
    max-width: 800px;
  margin-inline: auto;
}
/* ----------------------------------------------------------
   Typography
---------------------------------------------------------- */
.campaign-heading {
  margin: 0;
  font-family: var(--campaign-font-heading);
  font-weight: 700;
  line-height: 1.5;
}
.campaign-lead {
  margin: 0;
  font-family: var(--campaign-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.6;
  text-align: center;
}
.campaign-text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.9;
}
.campaign-note {
  margin: 0;
  color: var(--campaign-color-text-sub);
  font-size: 0.75rem;
  line-height: 1.7;
}
/* ----------------------------------------------------------
   Section
---------------------------------------------------------- */
.campaign-section {
  padding-block: 70px;
}
/* ----------------------------------------------------------
   Section Title
   キャンペーン概要 / 対象機種 / プレゼント内容 等
---------------------------------------------------------- */
.campaign-section-title {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 38px;
  margin: 0 0 40px;
  padding: 6px 20px;
  border-radius: var(--campaign-radius-md);
  background: var(--campaign-color-primary);
  color: var(--campaign-color-white);
  font-family: var(--campaign-font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
}
/* ----------------------------------------------------------
   Panel
---------------------------------------------------------- */
.campaign-panel {
  padding: 50px 60px;
  background: var(--campaign-color-cream);
}
.campaign-panel--gray {
  background: var(--campaign-color-gray);
}
/* ----------------------------------------------------------
   Common Button
---------------------------------------------------------- */
.campaign-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(100%, 320px);
  min-height: 56px;
  margin-inline: auto;
  padding: 12px 30px;
  border-radius: 9999px;
  background: var(--campaign-color-black);
  color: var(--campaign-color-white);
  font-family: var(--campaign-font-heading);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
  text-decoration: none;
  transition:
    opacity var(--campaign-transition), transform var(--campaign-transition);
}
.campaign-button--primary {
  background: var(--campaign-color-primary);
}
/* ----------------------------------------------------------
   Common List
---------------------------------------------------------- */
.campaign-list {
  margin: 0;
  padding: 0;
  list-style: none;
}
/* ----------------------------------------------------------
   Utilities
---------------------------------------------------------- */
.campaign-pc-only {
  display: block;
}
.campaign-sm-only {
  display: none;
}
/* ==========================================================
   Campaign Hero
========================================================== */
.campaign-hero {
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}
.campaign-hero__title {
  margin: 0;
  padding: 0;
  line-height: 0;
}
.campaign-hero__title picture {
  display: block;
  width: 100%;
}
.campaign-hero__image {
  display: block;
  width: 100%;
  height: auto;
}
.campaign-intro__heading {
    max-width: 600px;
    width: 90%;
    height: auto;
    margin: 0 auto 2rem;
}
.campaign-intro__gift-visual img {
    margin: 0 auto;
}
/* ==========================================================
   Campaign Overview
========================================================== */
.campaign-overview {
  padding: 55px 0 65px;
  background: var(--campaign-color-white);
}
.campaign-overview__list {
  margin: 0;
  padding: 0;
  text-align: center;
}
.campaign-overview__item {
  margin: 0 0 20px;
}
.campaign-overview__item:first-child {
  margin-bottom: 16px;
}
.campaign-overview__item:last-child {
  margin-bottom: 0;
}
.campaign-overview__term {
  margin: 0 0 7px;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
}
.campaign-overview__term::before {
  content: "[";
}
.campaign-overview__term::after {
  content: "]";
}
.campaign-overview__description {
  margin: 0;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.7;
}
.campaign-overview__item:first-child .campaign-overview__description {
  color: var(--campaign-color-primary);
  font-family: var(--campaign-font-heading);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.4;
}
/* ==========================================================
   Campaign Products
========================================================== */
.campaign-products {
  padding: 60px 0 70px;
  background: var(--campaign-color-white);
}
.campaign-products__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 42px 28px;
  width: 100%;
  margin: 0 auto;
}
.campaign-products__item {
  display: flex;
  flex: 0 1 calc((100% - 84px) / 4);
  flex-direction: column;
  align-items: center;
  max-width: 230px;
  text-align: center;
}
.campaign-products__image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1 / 1;
  margin: 0 0 12px;
}
.campaign-products__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.campaign-products__name {
  margin: 0 0 3px;
  font-family: var(--campaign-font-heading);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
}
.campaign-products__variation {
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.5;
}
/* 商品ページへの丸リンク */
.campaign-products__link {
  position: relative;
  display: block;
  width: 26px;
  height: 26px;
  margin: 10px auto 0;
  text-decoration: none;
}
/* 赤い丸：固定 */
.campaign-products__link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: 50%;
  background: var(--campaign-color-primary);
  transform: translate(3px, 3px);
}
/* 黒い丸：hoverで移動 */
.campaign-products__link::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: 50%;
  background: var(--campaign-color-black);
  transition: transform 0.2s ease;
}
.campaign-products__link-icon {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}
.campaign-products__link-icon::before {
  content: "";
  width: 0;
  height: 0;
  margin-left: 2px;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 6px solid var(--campaign-color-white);
}
/* ==========================================================
   Campaign Eco
========================================================== */
.campaign-eco {
  padding: 60px 0 65px;
  background: var(--campaign-color-cream);
}
.campaign-eco__panel {
  padding: 0 8%;
  background: transparent;
}
.campaign-eco__heading {
  margin: 0 0 45px;
  font-family: var(--campaign-font-heading);
  font-size: 1.875rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.06em;
  text-align: center;
}
.campaign-eco__list {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  counter-reset: eco-number;
}
.campaign-eco__item {
  margin: 0 0 38px;
  counter-increment: eco-number;
}
.campaign-eco__item:last-child {
  margin-bottom: 0;
}
.campaign-eco__item-heading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 0 0 20px;
  padding: 0 0 12px;
  border-bottom: 1px solid var(--campaign-color-text-sub);
  font-family: var(--campaign-font-heading);
  font-size: 1.3125rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
}
.campaign-eco__number {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--campaign-color-primary);
  color: var(--campaign-color-white);
  font-family: Arial, sans-serif;
  font-size: 0;
  font-weight: 700;
  line-height: 1;
}
.campaign-eco__number::before {
  content: counter(eco-number);
  font-size: 0.9375rem;
}
.campaign-eco__text {
  margin: 0;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.9;
  text-align: left;
}
/* ==========================================================
   Campaign Gifts
========================================================== */
.campaign-gifts {
  padding: 65px 0 80px;
  background: var(--campaign-color-white);
}
.campaign-gifts__catch {
  display: block;
  margin: 0 0 24px;
  font-family: var(--campaign-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.45;
  letter-spacing: 0.04em;
  text-align: center;
}
.campaign-gifts__lead {
  max-width: 700px;
  margin: 0 auto 45px;
  font-size: 1rem;
  line-height: 1.9;
  text-align: center;
}
.campaign-gifts__list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 42px 34px;
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
}
.campaign-gifts__item {
  min-width: 0;
}
.campaign-gifts__image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1 / 1;
  margin: 0 0 12px;
  overflow: hidden;
  background: var(--campaign-color-cream);
}
.campaign-gifts__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.campaign-gifts__name {
  margin: 5px 0;
  font-family: var(--campaign-font-heading);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
}
.campaign-gifts__description {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.6;
}
/* ==========================================================
   Campaign Notes
========================================================== */
.campaign-notes {
  padding: 38px 0 42px;
  background: var(--campaign-color-gray);
}
.campaign-notes__heading {
  position: relative;
  margin: 0 0 22px;
  padding-top: 37px;
  color: var(--campaign-color-primary);
  font-family: var(--campaign-font-heading);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  text-align: center;
}
.campaign-notes__heading::before {
  content: "!";
  position: absolute;
  top: 0;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border: 2px solid var(--campaign-color-primary);
  border-radius: 50%;
  color: var(--campaign-color-primary);
  font-family: Arial, sans-serif;
  font-size: 1.2rem;
  font-weight: 400;
  line-height: 1;
  transform: translateX(-50%);
}
.campaign-notes__list {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
  padding: 0;
  list-style: none;
}
.campaign-notes__item {
  position: relative;
  margin: 0;
  padding-left: 16px;
  font-size: 1rem;
  line-height: 1.7;
}
.campaign-notes__item::before {
  content: "";
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--campaign-color-black);
}
/* ==========================================================
   Campaign Contact
========================================================== */
.campaign-contact {
  padding: 65px 0 80px;
  background: var(--campaign-color-white);
  text-align: center;
}
.campaign-contact__lead {
  margin: 0 0 22px;
  font-family: var(--campaign-font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: 0.04em;
}
.campaign-contact__text {
  margin: 0 0 35px;
  font-size: 1rem;
  line-height: 1.8;
}
.campaign-contact__button {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: min(100%, 320px);
  min-height: 52px;
  margin: 0 auto;
  color: var(--campaign-color-white);
  font-family: var(--campaign-font-heading);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  text-decoration: none;
}
/* 赤いレイヤー：固定 */
.campaign-contact__button::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  border-radius: 9999px;
  background: var(--campaign-color-primary);
  transform: translate(5px, 5px);
}
/* 黒いボタン：hoverで移動 */
.campaign-contact__button::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: 9999px;
  background: var(--campaign-color-black);
  transition: transform var(--campaign-transition);
}
.campaign-contact__button span {
  position: relative;
  z-index: 2;
  padding: 12px 30px;
  color: var(--campaign-color-white);
  transition: transform var(--campaign-transition);
}
/* ==========================================================
   Hover
========================================================== */
@media (hover: hover) {
  .campaign-button:hover {
    opacity: 0.8;
  }
  .campaign-products__link:hover::before, .campaign-products__link:hover .campaign-products__link-icon {
    transform: translate(3px, 3px);
  }
  .campaign-contact__button:hover::before, .campaign-contact__button:hover span {
    transform: translate(5px, 5px);
  }
}
/* ==========================================================
   Smartphone
========================================================== */
@media screen and (max-width: 767px) {
  :root {
    --campaign-side-space: 20px;
  }
  /* Common */
  .campaign {
    font-size: 0.9375rem;
    line-height: 1.75;
  }
  .campaign-section {
    padding-block: 50px;
  }
  .campaign-section-title {
    min-height: 34px;
    margin-bottom: 30px;
    padding: 5px 15px;
    font-size: 1rem;
  }
  .campaign-lead {
    font-size: 1.25rem;
  }
  .campaign-text {
    font-size: 0.9375rem;
    line-height: 1.8;
  }
  .campaign-panel {
    padding: 35px 20px;
  }
  .campaign-button {
    min-height: 52px;
    padding-inline: 20px;
    font-size: 0.9375rem;
  }
  .campaign-pc-only {
    display: none;
  }
  .campaign-sm-only {
    display: block;
  }
  /* Overview */
  .campaign-overview {
    padding: 40px 0 50px;
  }
  .campaign-overview__item {
    margin-bottom: 18px;
  }
  .campaign-overview__term {
    margin-bottom: 5px;
    font-size: 0.875rem;
  }
  .campaign-overview__description {
    font-size: 0.875rem;
    line-height: 1.7;
  }
  .campaign-overview__item:first-child .campaign-overview__description {
    font-size: 1.5rem;
  }
  /* Products */
  .campaign-products {
    padding: 45px 0 55px;
  }
  .campaign-products__list {
    gap: 32px 18px;
  }
  .campaign-products__item {
    flex: 0 1 calc((100% - 18px) / 2);
    max-width: none;
  }
  .campaign-products__image {
    margin-bottom: 10px;
  }
  .campaign-products__name {
    font-size: 0.9375rem;
  }
  .campaign-products__variation {
    font-size: 0.75rem;
  }
  /* Eco */
  .campaign-eco {
    padding: 40px 0 45px;
  }
  .campaign-eco__panel {
    padding: 0;
  }
  .campaign-eco__heading {
    margin-bottom: 32px;
    font-size: 1.375rem;
    line-height: 1.5;
  }
  .campaign-eco__item {
    margin-bottom: 30px;
  }
  .campaign-eco__item-heading {
    gap: 6px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    font-size: 1.0625rem;
    line-height: 1.5;
  }
  .campaign-eco__number {
    width: 23px;
    height: 23px;
  }
  .campaign-eco__number::before {
    font-size: 0.8125rem;
  }
  .campaign-eco__text {
    font-size: 0.875rem;
    line-height: 1.8;
  }
  /* Gifts */
  .campaign-gifts {
    padding: 45px 0 55px;
  }
  .campaign-gifts__catch {
    margin-bottom: 18px;
    font-size: 1.25rem;
  }
  .campaign-gifts__lead {
    margin-bottom: 32px;
    font-size: 0.875rem;
    line-height: 1.8;
  }
  .campaign-gifts__list {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 18px;
    max-width: none;
  }
  .campaign-gifts__image {
    margin-bottom: 10px;
  }
  .campaign-gifts__name {
    font-size: 0.875rem;
  }
  .campaign-gifts__description {
    font-size: 0.6875rem;
  }
  /* Notes */
  .campaign-notes {
    padding: 32px 0 35px;
  }
  .campaign-notes__heading {
    margin-bottom: 18px;
    padding-top: 34px;
    font-size: 1rem;
  }
  .campaign-notes__heading::before {
    width: 26px;
    height: 26px;
    font-size: 1.0625rem;
  }
  .campaign-notes__item {
    padding-left: 14px;
    font-size: 0.75rem;
    line-height: 1.7;
  }
  .campaign-notes__item::before {
    width: 5px;
    height: 5px;
  }
  /* Contact */
  .campaign-contact {
    padding: 45px 0 55px;
  }
  .campaign-contact__lead {
    margin-bottom: 18px;
    font-size: 1.25rem;
    line-height: 1.6;
  }
  .campaign-contact__text {
    margin-bottom: 28px;
    font-size: 0.875rem;
    line-height: 1.8;
  }
  .campaign-contact__button {
    width: min(100%, 280px);
    min-height: 50px;
    font-size: 0.9375rem;
  }
}