/*
Theme Name: 旧友会
Theme URI: https://example.local/
Author: Kyuyukai Project
Description: 全国旧友会寄りの情報整理、スマホ対応、会員検索を前提にした独自テーマ。
Version: 1.0.4
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
Text Domain: kyuyukai
*/

:root {
  --color-ink: #1f2d38;
  --color-muted: #66727b;
  --color-line: #d8e1e3;
  --color-bg: #f6f8f5;
  --color-paper: #ffffff;
  --color-primary: #0d6972;
  --color-primary-dark: #084d55;
  --color-accent: #b94b37;
  --color-accent-soft: #fff0eb;
  --color-soft: #e7f2ef;
  --color-warm: #f4efe5;
  --shadow: 0 18px 44px rgba(25, 46, 51, 0.12);
  font-family: "Noto Sans JP", "Noto Sans CJK JP", "Yu Gothic", Meiryo, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.75;
}

a {
  color: var(--color-primary-dark);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

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

img {
  max-width: 100%;
  height: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(10px);
}

.header-inner,
.site-main,
.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.header-photo { flex: 0 0 160px; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 6px; }
.header-photo img { width: 100%; height: 100%; object-fit: cover; }

.site-title {
  display: block;
  overflow: hidden;
  width: 220px;
  height: 82px;
  color: var(--color-ink);
  text-decoration: none;
}

.site-title img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-paper);
  color: var(--color-ink);
  font-size: 1.4rem;
}

.primary-menu {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.primary-menu > li {
  position: relative;
}

.primary-menu .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  display: none;
  min-width: 11rem;
  margin: 0;
  padding: 6px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  list-style: none;
  background: var(--color-paper);
  box-shadow: var(--shadow);
}

.primary-menu li:hover > .sub-menu,
.primary-menu li:focus-within > .sub-menu {
  display: block;
}

.primary-menu a {
  display: block;
  padding: 10px 12px;
  border-radius: 6px;
  color: var(--color-ink);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
}

.primary-menu a:hover,
.primary-menu .current-menu-item > a {
  background: var(--color-soft);
  color: var(--color-primary-dark);
}

@media (min-width: 861px) {
  .primary-menu .menu-row-break {
    display: block;
    flex-basis: 100%;
    height: 0;
  }
}

.site-main {
  padding: 32px 0 72px;
}

.home-classic {
  max-width: 980px;
  margin: 0 auto;
  padding: 8px 0 40px;
  color: var(--color-ink);
  font-family: "Noto Sans JP", "Noto Sans CJK JP", "Yu Gothic", Meiryo, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.home-greeting {
  padding: 28px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-paper);
  box-shadow: 0 10px 28px rgba(25, 46, 51, 0.06);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.85;
}

.home-greeting p {
  margin: 0 0 12px;
}

.home-greeting p:last-child {
  margin-bottom: 0;
}

.home-banner-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 24px;
}

.banner-link {
  display: grid;
  align-content: center;
  justify-items: start;
  gap: 12px;
  min-height: 150px;
  padding: 24px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  color: var(--color-ink);
  font-size: 1.34rem;
  font-weight: 900;
  line-height: 1.35;
  text-align: left;
  text-decoration: none;
  background: var(--color-paper);
  box-shadow: 0 10px 28px rgba(25, 46, 51, 0.06);
}

.banner-link:hover {
  border-color: rgba(13, 105, 114, 0.35);
  color: var(--color-primary-dark);
  background: var(--color-soft);
}

.banner-link-primary {
  min-height: 150px;
  color: var(--color-ink);
  font-size: 1.34rem;
  text-shadow: none;
}

.banner-link-info {
  display: grid;
  gap: 12px;
}

.banner-link-info > span {
  display: grid;
  align-items: center;
  justify-items: start;
  gap: 12px;
}

.banner-link small {
  display: block;
  color: var(--color-muted);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  text-shadow: none;
}

.sparkle {
  display: inline-grid;
  place-items: center;
  width: 40px;
  min-width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-family: system-ui, sans-serif;
  font-size: 1.45rem;
  line-height: 1;
  text-shadow: none;
  text-decoration: none;
}

.banner-link:not(.banner-link-primary) .sparkle {
  width: 40px;
  min-width: 40px;
  height: 40px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.home-pill-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin: 24px 0 42px;
}

.pill-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  max-width: 100%;
  padding: 8px 18px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  color: var(--color-primary-dark);
  font-family: "Noto Sans JP", system-ui, sans-serif;
  font-size: 0.98rem;
  font-weight: 800;
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
}

.pill-link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  background: var(--color-soft);
  filter: none;
}

.pill-link.aqua {
  background: var(--color-soft);
}

.pill-link.green {
  background: var(--color-warm);
}

.office-notice {
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-paper);
  font-family: "Noto Sans JP", system-ui, sans-serif;
  box-shadow: 0 10px 28px rgba(25, 46, 51, 0.06);
}

.office-notice h2 {
  margin: 0;
  padding: 14px 18px;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-warm);
  color: var(--color-ink);
  font-size: 1.12rem;
  line-height: 1.35;
  text-align: left;
}

.office-notice div {
  padding: 20px 22px;
}

.office-notice p {
  margin: 0;
  color: var(--color-ink);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.85;
}

.office-notice a {
  color: var(--color-primary-dark);
  font-weight: 800;
}

.office-notice strong {
  color: var(--color-ink);
  font-weight: 900;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(320px, 0.97fr);
  gap: 42px;
  align-items: center;
  min-height: 500px;
  padding: 34px 0 28px;
}

.eyebrow,
.card-kicker {
  margin: 0 0 10px;
  color: var(--color-accent);
  font-size: 0.84rem;
  font-weight: 900;
  letter-spacing: 0;
}

.hero-copy h1 {
  margin: 0 0 16px;
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.16;
}

.hero-copy p {
  max-width: 650px;
  margin: 0 0 24px;
  color: var(--color-muted);
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button,
button.button,
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 11px 20px;
  border: 1px solid var(--color-primary);
  border-radius: 8px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.button.secondary {
  background: var(--color-paper);
  color: var(--color-primary-dark);
}

.button:hover,
button.button:hover,
input[type="submit"]:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

.button.secondary:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.hero-visual {
  position: relative;
  min-height: 430px;
}

.hero-photo {
  min-height: 390px;
  border-radius: 8px;
  background:
    linear-gradient(140deg, rgba(13, 105, 114, 0.18), rgba(185, 75, 55, 0.16)),
    url("assets/community.svg") center / cover no-repeat;
  box-shadow: var(--shadow);
}

.hero-note {
  position: absolute;
  right: 22px;
  bottom: 22px;
  display: grid;
  gap: 4px;
  width: min(320px, calc(100% - 44px));
  padding: 18px;
  border: 1px solid rgba(216, 225, 227, 0.85);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 10px 24px rgba(31, 45, 56, 0.12);
}

.hero-note strong {
  font-size: 1rem;
}

.hero-note span {
  color: var(--color-muted);
  font-size: 0.92rem;
}

.quick-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-line);
}

.quick-links a {
  display: grid;
  gap: 4px;
  min-height: 104px;
  padding: 20px;
  background: var(--color-paper);
  color: var(--color-ink);
  text-decoration: none;
}

.quick-links a:hover {
  background: var(--color-soft);
}

.quick-links span {
  color: var(--color-primary-dark);
  font-size: 1.05rem;
  font-weight: 900;
}

.quick-links strong {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.section {
  margin-top: 56px;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.section h2,
.entry-title {
  margin: 0;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.35;
}

.section-lead {
  max-width: 720px;
  margin: 8px 0 0;
  color: var(--color-muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card,
.feature-card,
.notice-panel {
  min-height: 100%;
  padding: 22px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-paper);
}

.card h3,
.feature-card h3,
.notice-panel h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.card p,
.feature-card p,
.notice-panel p {
  margin: 0;
  color: var(--color-muted);
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
  gap: 18px;
  align-items: start;
}

.notice-panel {
  background: var(--color-warm);
}

.notice-panel ul {
  display: grid;
  gap: 14px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.notice-panel li {
  display: grid;
  gap: 2px;
}

.notice-panel time {
  color: var(--color-muted);
  font-size: 0.86rem;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-card h3 {
  font-size: 1.15rem;
}

.feature-card a {
  margin-top: auto;
  font-weight: 800;
}

.post-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.post-list li {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 16px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-paper);
}

.update-list li {
  grid-template-columns: 112px 96px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}

.post-list time {
  color: var(--color-muted);
  font-size: 0.9rem;
}

.update-list span {
  display: inline-flex;
  justify-content: center;
  padding: 3px 8px;
  border-radius: 999px;
  background: var(--color-soft);
  color: var(--color-primary-dark);
  font-size: 0.78rem;
  font-weight: 800;
}

.post-list a {
  font-weight: 800;
}

.about-band {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr) auto;
  gap: 22px;
  align-items: center;
  padding: 30px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-primary-dark);
  color: #fff;
}

.about-band h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2.4vw, 2rem);
}

.about-band .eyebrow,
.about-band p {
  color: rgba(255, 255, 255, 0.82);
}

.about-band > p {
  margin: 0;
}

.entry-content {
  padding: 28px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-paper);
}

.member-search {
  padding: 22px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: var(--color-paper);
}

.member-search-form {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  align-items: end;
}

.member-search-form label {
  display: grid;
  gap: 6px;
  color: var(--color-muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.member-search-form input,
.member-search-form select {
  width: 100%;
  min-height: 46px;
  padding: 8px 10px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  background: #fff;
  color: var(--color-ink);
  font: inherit;
}

.member-records-table {
  width: 100%;
  margin-top: 20px;
  border-collapse: collapse;
  background: #fff;
}

.member-records-table th,
.member-records-table td {
  padding: 12px;
  border-bottom: 1px solid var(--color-line);
  text-align: left;
}

.member-records-table th {
  color: var(--color-muted);
  font-size: 0.88rem;
}

.site-footer {
  border-top: 1px solid #cfd4d5;
  background: #f1f3f3;
}

.footer-inner {
  display: grid;
  gap: 12px;
  padding: 18px 0;
  color: #5c666b;
  font-size: 0.78rem;
  line-height: 1.6;
}

.footer-menu {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-menu li + li {
  border-left: 1px solid #c4cbcd;
}

.footer-menu a {
  display: block;
  padding: 0 8px;
  color: #4d595e;
  font-weight: 500;
  text-decoration: none;
}

.footer-menu a:hover,
.footer-menu .current-menu-item > a {
  color: #27363c;
  text-decoration: underline;
}

.footer-meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 10px;
  border-top: 1px solid #d5dbdc;
}

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .site-navigation {
    position: absolute;
    top: 72px;
    right: 16px;
    left: 16px;
    display: none;
    padding: 10px;
    border: 1px solid var(--color-line);
    border-radius: 8px;
    background: var(--color-paper);
    box-shadow: var(--shadow);
  }

  .site-navigation.is-open {
    display: block;
  }

  .primary-menu {
    display: grid;
    gap: 2px;
  }

  .primary-menu .sub-menu {
    position: static;
    display: block;
    margin-left: 12px;
    padding: 0;
    border: 0;
    box-shadow: none;
  }

  .primary-menu .menu-row-break {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 22px;
  }

  .home-classic {
    max-width: 100%;
  }

  .home-banner-links {
    grid-template-columns: 1fr;
  }

  .banner-link {
    min-height: 72px;
    padding-inline: 10px;
  }

  .pill-link {
    width: min(100%, 520px);
  }

  .hero-visual {
    min-height: 300px;
  }

  .hero-photo {
    min-height: 300px;
  }

  .hero-note {
    position: static;
    width: 100%;
    margin-top: 12px;
  }

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

  .split-grid,
  .content-grid,
  .about-band {
    grid-template-columns: 1fr;
  }

  .post-list li,
  .update-list li {
    grid-template-columns: 1fr;
  }

  .member-search-form {
    grid-template-columns: 1fr;
  }

  .footer-inner,
  .section-header {
    display: block;
  }

  .footer-meta {
    display: grid;
    gap: 4px;
    margin-top: 18px;
  }
}

@media (max-width: 560px) {
  .header-inner,
  .site-main,
  .footer-inner {
    width: min(100% - 24px, 1120px);
  }

  .hero-copy h1 {
    font-size: 2rem;
  }

  .home-greeting {
    font-size: 0.95rem;
  }

  .banner-link,
  .banner-link-primary {
    min-height: 120px;
    padding: 20px;
    font-size: 1.22rem;
  }

  .banner-link small {
    font-size: 0.9rem;
  }

  .sparkle {
    width: 38px;
    min-width: 38px;
    height: 38px;
    font-size: 1.55rem;
  }

  .home-pill-links {
    margin-bottom: 36px;
  }

  .pill-link {
    padding-inline: 14px;
    font-size: 0.98rem;
  }

  .office-notice div {
    padding: 14px;
  }

  .office-notice p {
    font-size: 0.95rem;
  }

  .quick-links {
    grid-template-columns: 1fr;
  }

  .quick-links a {
    min-height: auto;
  }

  .entry-content,
  .member-search,
  .about-band {
    padding: 20px;
  }

  .member-records-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}