/* ==========================================================================
   layout.css
   ヘッダー・セクション背景・各セクションのグリッドレイアウト
   ========================================================================== */

/* ヘッダー
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.site-logo__image {
  display: block;
  width: 160px;
  height: auto;
}

@media (max-width: 767px) {
  .site-logo__image {
    width: 138px;
  }
}

.site-nav {
  display: none;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 32px;
}

.site-nav__list a {
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

.site-nav__list a:hover {
  color: var(--color-accent);
}

@media (min-width: 1024px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: 40px;
  }

  .menu-toggle {
    display: none;
  }
}

/* モバイルメニュー展開時 */
@media (max-width: 1023px) {
  .site-nav.is-open {
    display: block;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-white);
    padding: 32px 24px;
    overflow-y: auto;
  }

  .site-nav.is-open .site-nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }

  .site-nav.is-open .site-nav__list a {
    font-size: 1.125rem;
  }

  .site-nav__cta {
    margin-top: 32px;
    width: 100%;
  }
}

/* セクション共通
   ========================================================================== */

.section {
  padding-block: var(--section-padding-y);
  background: var(--color-white);
}

.section--gray {
  background: var(--color-gray-light);
}

.section--accent {
  background: var(--color-accent-light);
}

.section-header {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: 48px;
}

.section-lead {
  margin-top: 16px;
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

.section-lead--wide {
  max-width: 720px;
  margin-top: 24px;
  margin-inline: auto;
  text-align: left;
}

/* ファーストビュー
   ========================================================================== */

.hero {
  padding-block: 64px;
}

@media (min-width: 768px) {
  .hero {
    padding-block: 96px;
  }
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 40px;
}

.hero__heading {
  font-size: 2rem;
}

.hero__heading-nowrap {
  white-space: nowrap;
}

.hero__lead {
  margin-top: 20px;
  font-size: 1.0625rem;
  color: var(--color-text-muted);
}

.hero__actions {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}

.hero__visual {
  order: -1;
}

.hero__visual svg {
  width: 100%;
  max-width: 280px;
  margin-inline: auto;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 3fr 2fr;
    gap: 64px;
  }

  .hero__heading {
    font-size: 2.75rem;
  }

  .hero__actions {
    flex-direction: row;
    align-items: center;
  }

  .hero__visual {
    order: 0;
  }

  .hero__visual svg {
    max-width: 100%;
  }
}

/* 主な対象
   ========================================================================== */

.target-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .target-grid {
    grid-template-columns: 7fr 5fr;
    gap: 32px;
    align-items: stretch;
  }
}

/* カードグリッド（飲食店向け支援・飲食ベンダー向け支援で共用） */

.card-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 支援プロセス
   ========================================================================== */

.process-wrapper {
  position: relative;
  max-width: 720px;
  margin-inline: auto;
}

.process-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-areas:
      "step1 step2"
      "step4 step3";
    gap: 40px;
  }

  .process-step:nth-child(1) {
    grid-area: step1;
  }

  .process-step:nth-child(2) {
    grid-area: step2;
  }

  .process-step:nth-child(3) {
    grid-area: step3;
  }

  .process-step:nth-child(4) {
    grid-area: step4;
  }
}

.process-connector {
  display: none;
}

@media (min-width: 768px) {
  .process-connector {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 96px;
    height: 96px;
    z-index: 0;
    pointer-events: none;
  }
}

/* 専門家・サービスとの接続
   ========================================================================== */

.experts__inner {
  max-width: 720px;
  margin-inline: auto;
  text-align: center;
}

/* 代表者紹介
   ========================================================================== */

.founders-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 768px) {
  .founders-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
  }
}

/* 会社概要
   ========================================================================== */

.company-table {
  max-width: 640px;
  margin-inline: auto;
  border-top: 1px solid var(--color-border);
}

.company-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4px;
  padding-block: 20px;
  border-bottom: 1px solid var(--color-border);
}

@media (min-width: 768px) {
  .company-row {
    grid-template-columns: 160px 1fr;
    gap: 24px;
  }
}

/* お問い合わせ
   ========================================================================== */

.contact-inner {
  max-width: 640px;
  margin-inline: auto;
}

/* フッター
   ========================================================================== */

.site-footer {
  background: var(--color-navy-dark);
  color: var(--color-white);
  padding-block: 40px;
}

.site-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.site-footer a {
  color: var(--color-white);
  text-decoration: underline;
}

@media (min-width: 768px) {
  .site-footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}