@charset "utf-8";

:root {
  --navy: #13204F;
  --navy-deep: #0A1E36;
  --accent: #82C7DE;
  --accent-soft: #EAF5FB;
  --text: #16264F;
  --body: #3C4763;
  --muted: #4F5E7C;
  --line: #D3E1EB;
  --label: #1E5C8A;
  --max: 1200px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 76px; }

body {
  margin: 0;
  background: #fff;
  color: var(--text);
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  line-break: strict;
  word-break: normal;
  overflow-wrap: break-word;
  -webkit-text-size-adjust: 100%;
}

img { max-width: 100%; display: block; }
a { color: var(--navy); text-decoration: none; }
h1, h2, h3, p { margin: 0; }
h2 { text-wrap: balance; }
p { text-wrap: pretty; }

.wrap { width: min(100% - 40px, var(--max)); margin-inline: auto; }
.sec-label { font-size: 15px; font-weight: 700; letter-spacing: .3em; color: var(--label); }
.sec-title { font-size: clamp(30px, 4vw, 48px); font-weight: 700; color: var(--navy); }
.btn {
  display: inline-block; padding: 16px 30px; border-radius: 999px;
  background: var(--navy); color: #fff; font-weight: 700; font-size: 17px; text-align: center;
}
.btn--accent { background: var(--accent); color: var(--navy); }
.btn--ghost { background: transparent; border: 2px solid var(--navy); color: var(--navy); }
.btn--disabled { background: transparent; border: 2px solid #B9CBD9; color: #7A8AA3; cursor: default; }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

/* header */
.header {
  position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.95);
  backdrop-filter: blur(6px); border-bottom: 1px solid var(--line);
}
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.logo { font-size: 24px; font-weight: 700; color: var(--navy); }
.logo span { font-size: 13px; color: var(--muted); margin-left: 10px; font-weight: 500; }
.nav { display: flex; align-items: center; gap: 26px; font-size: 16px; font-weight: 700; }
.nav a.is-cta { padding: 11px 20px; border-radius: 999px; background: var(--navy); color: #fff; }
.nav-toggle { display: none; width: 46px; height: 46px; border: 0; border-radius: 12px; background: var(--navy); cursor: pointer; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: #fff; margin: 4px auto; border-radius: 2px; }

/* hero */
.hero { display: grid; grid-template-columns: minmax(0, 560px) minmax(0, 1fr); align-items: center; gap: 40px; max-width: 1440px; margin-inline: auto; }
.hero__text { padding: 64px 0 64px 60px; display: flex; flex-direction: column; gap: 28px; }
.hero__tags { display: flex; gap: 10px; font-size: 14px; font-weight: 700; }
.hero__tags span { padding: 7px 16px; border: 2px solid var(--navy); border-radius: 999px; color: var(--navy); }
.hero__catch { display: flex; flex-direction: column; gap: 8px; }
.hero__catch > img:first-child { width: 43.5%; }
.hero__mark { position: relative; width: 100%; }
.hero__mark::before { content: ""; position: absolute; left: 1%; bottom: 9%; width: 34%; height: 24%; background: var(--accent); }
.hero__mark img { position: relative; width: 100%; }
.hero__name { width: 300px; }
.hero__btns { display: flex; flex-wrap: wrap; gap: 14px; }
.hero__img img { width: 100%; height: clamp(520px, 52vw, 740px); object-fit: cover; object-position: 50% 100%; }
.hero__mobile { display: none; }

/* band */
.band { background: var(--accent); padding: 22px 20px; text-align: center; }
.band p { font-size: clamp(22px, 4.4vw, 60px); font-weight: 700; color: var(--navy); letter-spacing: .04em; }

/* message */
.message { padding: clamp(48px, 7vw, 104px) 0; }
.message__head { display: flex; flex-direction: column; gap: 8px; margin-bottom: 40px; }
.message__body { display: grid; grid-template-columns: 420px minmax(0, 1fr); gap: 64px; }
.message__photo { display: flex; flex-direction: column; gap: 20px; }
.message__photo img.portrait { width: 100%; height: 620px; object-fit: cover; object-position: 50% 25%; border-radius: 16px; }
.message__photo img.sign { width: 180px; align-self: flex-end; }
.message__text { display: flex; flex-direction: column; gap: 18px; }
.message__lead { font-size: clamp(22px, 2.4vw, 30px); font-weight: 700; line-height: 1.7; color: var(--navy); }
.message__text p.t { font-size: 17px; line-height: 2; color: var(--body); }
.message__text p.em { font-size: 22px; font-weight: 700; line-height: 1.8; color: var(--navy); }

/* policy */
.policy { background: var(--navy); color: #fff; padding: clamp(48px, 7vw, 104px) 0; }
.policy .sec-label { color: var(--accent); }
.policy .sec-title { color: #fff; }
.policy__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 40px; }
.policy__titles { display: flex; flex-direction: column; gap: 8px; }
.policy__row { display: flex; align-items: baseline; flex-wrap: wrap; gap: 18px; }
.policy__sub { font-size: 22px; font-weight: 700; color: var(--accent); }
.policy__hint { font-size: 16px; color: #C9D4E3; }
.policy__all { font-size: 16px; font-weight: 700; color: #fff; border: 1.5px solid #fff; border-radius: 999px; padding: 12px 22px; }
.notes { display: grid; gap: 24px; }
.note {
  display: flex; text-align: left; background: #fff; border: 0; border-radius: 18px;
  overflow: hidden; padding: 0; cursor: pointer; font: inherit; color: inherit; width: 100%;
}
.note img { width: 58%; aspect-ratio: 1491 / 1055; object-fit: cover; }
.note__body { padding: 36px 36px 32px; display: flex; flex-direction: column; gap: 14px; flex: 1; }
.note__meta { display: flex; align-items: center; gap: 10px; }
.note__vol { padding: 4px 13px; border-radius: 999px; background: var(--accent-soft); color: var(--navy); font-size: 15px; font-weight: 700; }
.note__new { font-size: 14px; font-weight: 700; color: var(--label); }
.note__title { font-size: clamp(19px, 1.9vw, 30px); font-weight: 700; color: var(--text); line-height: 1.45; }
.note__sum { font-size: 16px; line-height: 1.9; color: var(--body); }
.note__more { margin-top: auto; font-size: 16px; font-weight: 700; color: var(--navy); }
.notes--sub { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.notes--sub .note { flex-direction: column; }
.notes--sub .note img { width: 100%; }
.notes--sub .note__body { padding: 24px 26px 26px; }

/* lightbox */
.lightbox { position: fixed; inset: 0; z-index: 60; background: rgba(10,20,45,.9); display: none; padding: 40px 20px; overflow: auto; }
.lightbox[open], .lightbox.is-open { display: block; }
.lightbox__inner { width: min(100%, 1180px); margin-inline: auto; display: flex; flex-direction: column; gap: 16px; }
.lightbox__bar { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; }
.lightbox__title { font-size: clamp(17px, 2vw, 26px); font-weight: 700; color: #fff; line-height: 1.5; }
.lightbox__close { flex-shrink: 0; width: 52px; height: 52px; border: 0; border-radius: 999px; background: #fff; color: var(--navy); font-size: 24px; font-weight: 700; cursor: pointer; }
.lightbox img { width: 100%; border-radius: 10px; background: #fff; }
.lightbox__cap { font-size: 15px; line-height: 1.8; color: #C9D4E3; }

/* profile */
.profile { padding: clamp(48px, 7vw, 104px) 0; }
.profile__inner { display: grid; grid-template-columns: 460px minmax(0, 1fr); gap: 80px; }
.profile__photo { width: 100%; height: 620px; object-fit: cover; object-position: 50% 28%; border-radius: 20px; }
.profile__main { display: flex; flex-direction: column; gap: 26px; }
.profile__name { display: flex; align-items: baseline; gap: 16px; }
.profile__name strong { font-size: clamp(28px, 3vw, 44px); letter-spacing: .1em; }
.profile__name span { font-size: 16px; color: var(--muted); }
.profile__list { border-top: 1px solid var(--line); }
.profile__list div { display: flex; gap: 24px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.profile__list dt { width: 130px; flex-shrink: 0; font-weight: 700; color: var(--navy); font-size: 17px; }
.profile__list dd { margin: 0; font-size: 17px; line-height: 1.8; color: var(--body); white-space: pre-line; }

/* report */
.report { background: var(--accent-soft); padding: clamp(48px, 7vw, 96px) 0; }
.report__head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.report__box { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 24px; }
.report__acct { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; }
.report__acct strong { font-size: 17px; }
.report__acct a { padding: 9px 18px; border-radius: 999px; background: var(--navy); color: #fff; font-size: 14px; font-weight: 700; }
.report__feed { min-height: 200px; }

/* support */
.support { background: var(--accent); padding: clamp(40px, 5vw, 64px) 0; text-align: center; }
.support .sec-label { color: var(--navy); }
.support h2 { font-size: clamp(22px, 2.8vw, 40px); font-weight: 700; color: var(--navy); margin: 14px 0 22px; line-height: 1.6; }

/* footer */
.footer { background: var(--navy-deep); color: #fff; padding: clamp(40px, 5vw, 72px) 0; }
.footer__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; }
.footer__left { display: flex; flex-direction: column; gap: 14px; }
.footer__left img { width: 190px; }
.footer__meta { display: flex; flex-direction: column; gap: 6px; font-size: 16px; color: #C9D4E3; }
.footer__meta a { color: #C9D4E3; text-decoration: underline; }
.footer__right { display: flex; flex-direction: column; justify-content: space-between; align-items: flex-end; gap: 22px; }
.footer__nav { display: flex; flex-wrap: wrap; gap: 22px; font-size: 16px; }
.footer__nav a { color: #fff; }
.sns { display: flex; gap: 12px; }
.sns a { width: 52px; height: 52px; border: 1.5px solid #4A6285; border-radius: 999px; display: grid; place-items: center; }
.copy { font-size: 13px; color: #9FB0C6; }

@media (max-width: 900px) {
  html { scroll-padding-top: 66px; }
  .header__inner { height: 64px; }
  .nav {
    position: absolute; inset: 64px 0 auto; background: #fff; flex-direction: column;
    align-items: stretch; gap: 0; padding: 8px 20px 20px; border-bottom: 1px solid var(--line); display: none;
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 14px 4px; border-bottom: 1px solid var(--line); }
  .nav a.is-cta { text-align: center; margin-top: 12px; border-bottom: 0; }
  .nav-toggle { display: block; }

  .hero { display: block; }
  .hero__text { display: none; }
  .hero__img { display: none; }
  .hero__mobile { display: block; }
  .hero__mobile img { width: 100%; }
  .hero__mobile-bar { display: flex; flex-direction: column; gap: 14px; padding: 12px 20px 22px; }
  .hero__mobile-bar .hero__tags { font-size: 13px; }
  .hero__mobile-bar .grid2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .hero__mobile-bar .btn { padding: 14px 0; font-size: 15px; }

  .message__body { grid-template-columns: 1fr; gap: 24px; }
  .message__photo img.portrait { height: 260px; object-position: 50% 22%; }
  .message__photo img.sign { width: 150px; }
  .message__text p.t { font-size: 15px; line-height: 1.95; }
  .message__text p.em { font-size: 19px; }

  .note, .notes--sub { grid-template-columns: 1fr; }
  .note { flex-direction: column; }
  .note img { width: 100%; }
  .note__body { padding: 18px 20px 20px; gap: 10px; }
  .note__sum { font-size: 15px; }

  .profile__inner { grid-template-columns: 1fr; gap: 24px; }
  .profile__photo { height: 400px; }
  .profile__list div { flex-direction: column; gap: 4px; padding: 12px 0; }
  .profile__list dt { width: auto; font-size: 14px; }
  .profile__list dd { font-size: 15px; }

  .footer__inner { flex-direction: column; }
  .footer__right { align-items: flex-start; }
}

/* ===== 会報詳細ページ ===== */
.notenav { background: var(--accent-soft); border-bottom: 1px solid var(--line); }
.notenav__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 0; }
.notenav__side { display: flex; flex-direction: column; gap: 2px; max-width: 34%; }
.notenav__side--r { text-align: right; }
.notenav__side.is-off { color: #9AAABF; }
.notenav__dir { font-size: 13px; font-weight: 700; }
.notenav__ttl { font-size: 15px; font-weight: 700; line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.notenav__all { flex-shrink: 0; font-size: 15px; font-weight: 700; border: 1.5px solid var(--navy); border-radius: 999px; padding: 9px 18px; }

.note-page { padding: 32px 0 80px; }
.note-page .wrap { max-width: 900px; }
.crumbs { font-size: 14px; color: var(--muted); margin-bottom: 20px; }
.crumbs a { text-decoration: underline; }
.note-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.note-vol { padding: 4px 14px; border-radius: 999px; background: var(--accent); color: var(--navy); font-size: 15px; font-weight: 700; }
.note-series { font-size: 15px; font-weight: 700; color: var(--label); }
.note-h1 { font-size: clamp(26px, 3.4vw, 44px); font-weight: 700; line-height: 1.45; color: var(--navy); margin-bottom: 16px; }
.note-lead { font-size: clamp(16px, 1.8vw, 20px); line-height: 1.9; color: var(--body); margin-bottom: 28px; }

.noteimg { margin: 0 0 40px; position: relative; }
.noteimg__btn { padding: 0; border: 0; background: none; cursor: zoom-in; display: block; width: 100%; }
.noteimg__btn img { width: 100%; border-radius: 14px; border: 1px solid var(--line); }
.noteimg__arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 56px; height: 56px; border-radius: 999px; background: rgba(19,32,79,.85); display: grid; place-items: center; }
.noteimg__arrow--l { left: 14px; }
.noteimg__arrow--r { right: 14px; }
.noteimg figcaption { margin-top: 12px; font-size: 14px; color: var(--muted); line-height: 1.8; }

.note-body h2 { font-size: clamp(21px, 2.4vw, 30px); font-weight: 700; color: var(--navy); border-left: 6px solid var(--accent); padding-left: 16px; margin: 40px 0 16px; }
.note-body h2:first-child { margin-top: 0; }
.note-body p { font-size: clamp(16px, 1.7vw, 18px); line-height: 2; color: var(--body); margin-bottom: 16px; }

.note-points { background: var(--accent-soft); border-radius: 16px; padding: 28px; margin-top: 48px; }
.note-points h2 { font-size: 21px; font-weight: 700; color: var(--navy); margin-bottom: 12px; }
.note-points ul { margin: 0; padding-left: 1.2em; }
.note-points li { font-size: 16px; line-height: 1.9; color: var(--body); }

.note-others { margin-top: 40px; }
.note-others h2 { font-size: 21px; font-weight: 700; color: var(--navy); margin-bottom: 14px; }
.note-others__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.othernote { border: 1.5px solid var(--line); border-radius: 14px; padding: 20px; display: flex; flex-direction: column; gap: 6px; }
.othernote__vol { font-size: 14px; color: var(--muted); font-weight: 700; }
.othernote__ttl { font-size: 17px; font-weight: 700; line-height: 1.6; }

@media (max-width: 900px) {
  .notenav__inner { flex-wrap: wrap; gap: 10px; }
  .notenav__side { max-width: 100%; }
  .notenav__side--r { text-align: left; }
  .notenav__all { order: 3; }
  .noteimg__arrow { width: 44px; height: 44px; }
  .noteimg__arrow--l { left: 8px; }
  .noteimg__arrow--r { right: 8px; }
  .note-others__grid { grid-template-columns: 1fr; }
}