/* =========================================================
   Campaign Page Common CSS
   レイアウト・余白・レスポンシブ・フォントサイズなど
========================================================= */

*,
*::before,
*::after {
  box-sizing: border-box;
}

.mb-9 {
  margin-bottom: 0.5rem !important;
}

.campaign-page {
  width: 100%;
  margin: 0;
  color: var(--campaign-color-text, #2f2b28);
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
  overflow: hidden;
}

.campaign-page * {
  margin: 0;
  padding: 0;
}

.campaign-page ul {
  list-style: none;
}

.campaign-page a {
  color: inherit;
  text-decoration: none;
}

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

/* Hero */
.campaign-hero {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto 22px;
}

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

.campaign-hero .sp {
  display: block;
}

.campaign-hero .pc {
  display: none;
}

/* Container */
.campaign-page__inner {
  width: 100%;
  margin: 0 auto;
  padding: 0 0 14px;
}

/* Header */
.campaign-header {
  margin-bottom: 14px;
}

.campaign-header__label {
  margin-bottom: 4px;
  color: var(--campaign-color-label, #e60023);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .2em;
}

.campaign-header__title {
  line-height: 1.25;
  letter-spacing: .08em;
}

.campaign-header__title h1 {
  color: var(--campaign-color-heading, #050a1f);
  font-size: 24px;
  font-weight: 700;
}

.campaign-header__title h2 {
  margin-top: 5px;
  color: var(--campaign-color-heading, #050a1f);
  font-size: 19px;
  font-weight: 700;
}

.campaign-header__lead {
  margin-top: 5px;
  color: var(--campaign-color-lead, #575757);
  font-size: 12px;
  font-weight: 400;
}

/* Period */
.campaign-period {
  max-width: 720px;
  margin: 0 auto 20px;
}

.campaign-period__label {
  margin-bottom: 6px;
  color: var(--campaign-color-period-label, #1b7ed8);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
}

.campaign-period__card {
  display: flex;
  max-width: 450px;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 0 10px;
  margin: 5px auto;
  color: var(--campaign-color-heading, #050a1f);
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
}

.campaign-period__date {
  font-size: 12px;
  letter-spacing: .04em;
}

.campaign-period__time,
.campaign-period__separator {
  font-size: 13px;
}

.campaign-anchor {
  display: block;
  height: 0;
  scroll-margin-top: 12px;
}

/* Tabs */
.campaign-tabs {
  display: grid;
  grid-template-columns: repeat(var(--campaign-tab-count, 2), minmax(0, 1fr));
  gap: 4px;
  margin-top: 26px;
  overflow: hidden;
  border-radius: 8px 8px 0 0;
}

.campaign-tabs__button {
  position: relative;
  height: 56px;
  border: none;
  border-radius: 10px 10px 0 0;
  background: var(--campaign-color-button-bg, #f3f3f3);
  color: var(--campaign-color-button-text, #666);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.campaign-tabs__button.is-active {
  background: var(--campaign-color-accent, #ff510c);
  color: var(--campaign-color-accent-text, #fff);
}

.campaign-tabs__button.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -10px;
  z-index: 2;
  transform: translateX(-50%);
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 10px solid var(--campaign-color-accent, #ff510c);
}

.campaign-tabs__content {
  border-radius: 0 0 10px 10px;
  background: var(--campaign-color-surface, #fff);
}

.campaign-tabs__panel {
  display: none;
  padding: 22px 8px;
}

.campaign-tabs__panel.is-active {
  display: block;
}

/* Menu Heading */
.campaign-menu-heading {
  margin-bottom: 12px;
}

.campaign-menu-heading__label {
  margin-bottom: 3px;
  color: var(--campaign-color-label, #e60023);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .18em;
}

.campaign-menu-heading__title {
  color: var(--campaign-color-heading, #050a1f);
  font-size: 15px;
  font-weight: 700;
}

/* Category / Brand Navigation */
.campaign-nav,
.campaign-brand-nav {
  width: calc(100% - 4px);
  max-width: 900px;
  margin: 0 auto;
}

.campaign-nav__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.campaign-nav__item a {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 24px 0 16px;
  border: 1px solid var(--campaign-color-button-border, #f3f3f3);
  border-radius: 999px;
  background: var(--campaign-color-button-bg, #f3f3f3);
  color: var(--campaign-color-button-text, #666);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  transition: opacity .2s ease, transform .2s ease;
}

.campaign-nav__item a::after {
  content: "→";
  position: absolute;
  right: 16px;
  top: 50%;
  color: currentColor;
  transform: translateY(-50%);
}

.campaign-nav__item a:hover {
  opacity: .9;
  transform: translateY(-1px);
}

.campaign-nav__item a.is-current {
  background: var(--campaign-color-accent, #ff510c);
  border-color: var(--campaign-color-accent, #ff510c);
  color: var(--campaign-color-accent-text, #fff);
}

.campaign-nav__item:last-child {
  grid-column: 1 / -1;
}

.campaign-nav__item:last-child a {
  width: 100%;
}

.campaign-brand-nav__list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
}

.campaign-brand-nav__item a {
  display: block;
  padding: 5px;
  overflow: hidden;
  border: 1px solid var(--campaign-color-brand-border, #d8d8d8);
  border-radius: 99px;
  background: var(--campaign-color-surface, #fff);
  transition: opacity .2s ease, transform .2s ease;
}

.campaign-brand-nav__item a:hover {
  opacity: .9;
  transform: translateY(-1px);
}

/* Accordion */
.campaign-accordion {
  width: calc(100% - 4px);
  max-width: 900px;
  margin: 18px auto 10px;
  border: 1px solid var(--campaign-color-border, #979797);
}

.campaign-details__summary {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 52px;
  padding: 11px 14px 11px 42px;
  cursor: pointer;
  list-style: none;
}

.campaign-details__summary::-webkit-details-marker {
  display: none;
}

.campaign-details__icon {
  position: absolute;
  left: 17px;
  top: 50%;
  width: 14px;
  height: 14px;
  transform: translateY(-50%);
}

.campaign-details__icon::before,
.campaign-details__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--campaign-color-text, #2f2b28);
  border-radius: 10px;
  transform: translate(-50%, -50%);
}

.campaign-details__icon::before {
  width: 14px;
  height: 2px;
}

.campaign-details__icon::after {
  width: 2px;
  height: 14px;
}

.details[open] .campaign-details__icon::after {
  opacity: 0;
}

.campaign-details__title {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.45;
  text-align: left;
  letter-spacing: .04em;
}

.campaign-details__title small {
  color: var(--campaign-color-muted, #6b6259);
  font-size: 10px;
  font-weight: 400;
}

.campaign-details__content {
  padding: 14px 15px 16px;
  border-top: 1px solid var(--campaign-color-border-light, #d7cec2);
}

.campaign-notes__section + .campaign-notes__section {
  margin-top: 12px;
}

.campaign-notes__title {
  margin-bottom: 5px;
  color: var(--campaign-color-text, #2f2b28);
  font-size: 12px;
  font-weight: 700;
  text-align: left;
}

.campaign-notes__list li {
  color: var(--campaign-color-muted, #66605b);
  font-size: 11px;
  line-height: 1.7;
  text-align: left;
}

.campaign-notes__list li + li {
  margin-top: 2px;
}

/* PC */
@media screen and (min-width: 768px) {
  .campaign-page {
    font-size: 14px;
  }

  .campaign-hero {
    margin-bottom: 28px;
  }

  .campaign-hero .pc {
    display: block;
  }

  .campaign-hero .sp {
    display: none;
  }

  .campaign-page__inner {
    padding: 0 20px 32px;
  }

  .campaign-header {
    margin-bottom: 18px;
  }

  .campaign-period {
    margin-bottom: 26px;
  }

  .campaign-period__card {
    gap: 10px;
    padding: 0 18px;
  }

  .campaign-period__date {
    font-size: 15px;
  }

  .campaign-period__time,
  .campaign-period__separator {
    font-size: 16px;
  }

  .campaign-menu-heading__title {
    font-size: 19px;
  }

  .campaign-nav__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 13px;
  }

  .campaign-brand-nav__list {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 13px;
  }

  .campaign-nav__item a {
    min-height: 50px !important;
  }

  .campaign-brand-nav__item a {
    min-height: 50px !important;
    padding-top: 8px;
  }

  .campaign-brand-nav__item img {
    width: 80%;
    object-position: center;
    margin: 0 auto;
  }

  .campaign-details__summary {
    min-height: 60px;
    padding: 14px 20px 14px 56px;
  }

  .campaign-details__icon {
    left: 24px;
    width: 16px;
    height: 16px;
  }

  .campaign-details__icon::before {
    width: 16px;
  }

  .campaign-details__icon::after {
    height: 16px;
  }

  .campaign-details__title {
    flex-direction: row;
    align-items: center;
    gap: 16px;
    font-size: 15px;
  }

  .campaign-details__title small {
    font-size: 12px;
  }

  .campaign-notes__title {
    font-size: 13px;
  }

  .campaign-notes__list li {
    font-size: 12px;
  }
}