/* ============================================================
   Colonel Happening — サイト共通スタイル（黒×ゴールド）
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:       #111111;
  --bg2:      #1c1c1c;
  --bg3:      #242424;
  --text:     #e0d8c8;
  --muted:    #8a8070;
  --accent:   #c9a84c;
  --accent2:  #a88030;
  --border:   #2e2e2e;
  --border2:  #3a3a3a;
  --green:    #6aaa70;
  --amber:    #c9a84c;
}

html { scroll-behavior: smooth; overflow-x: hidden; }
body { overflow-x: hidden; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Noto Serif JP', 'Yu Mincho', '游明朝', serif;
  font-weight: 300;
  line-height: 1.9;
  font-size: 15px;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ── サイトヘッダー ── */
.site-header {
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(17, 17, 17, .96);
  backdrop-filter: blur(8px);
}
.site-header__inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 28px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header__brand { display: flex; flex-direction: column; gap: 2px; }
.site-header__title {
  font-size: 1.15rem;
  letter-spacing: .25em;
  color: var(--accent);
  font-weight: 400;
}
.site-header__en {
  font-size: 0.58rem;
  letter-spacing: .35em;
  color: var(--muted);
  text-transform: uppercase;
}
.site-header__nav {
  display: flex;
  gap: 28px;
  align-items: center;
}
.site-header__nav a {
  font-size: 0.75rem;
  letter-spacing: .12em;
  color: var(--muted);
  transition: color .2s;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
}
.site-header__nav a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ── メインラッパー ── */
.site-main { max-width: 1000px; margin: 0 auto; padding: 0 28px; }

/* ── ヒーロー ── */
.hero {
  padding: 88px 0 72px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  margin-bottom: 72px;
}
.hero__eyebrow {
  font-size: 0.62rem;
  letter-spacing: .45em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero__title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 300;
  letter-spacing: .12em;
  line-height: 1.7;
  margin-bottom: 28px;
}
.hero__line {
  width: 44px;
  height: 1px;
  background: var(--accent);
  margin: 0 auto 28px;
}
.hero__copy {
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: .1em;
  line-height: 2;
}

/* ── セクション見出し ── */
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 36px;
}
.section-head__label {
  display: flex;
  align-items: center;
  gap: 14px;
}
.section-head__label-text {
  font-size: 0.62rem;
  letter-spacing: .4em;
  color: var(--accent);
  text-transform: uppercase;
}
.section-head__label-line {
  width: 40px;
  height: 1px;
  background: var(--border2);
}
.section-head__more {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: .1em;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color .2s, border-color .2s;
}
.section-head__more:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ── 記事リスト（一覧・トップ共用） ── */
.article-list { display: flex; flex-direction: column; }

.article-item {
  padding: 32px 24px;
  margin-bottom: 2px;
  background: var(--bg2);
  box-shadow: 0 2px 16px rgba(0,0,0,.55), 0 0 0 1px rgba(201,168,76,.04);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: start;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .5s ease, transform .5s ease, background .2s;
}
.article-item.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .2s, transform .5s ease, background .2s;
}
.article-item:hover { opacity: .78; }

.article-item__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}
.badge {
  font-size: 0.62rem;
  letter-spacing: .14em;
  padding: 3px 10px;
  border: 1px solid;
  text-transform: uppercase;
}
.badge--free  { border-color: var(--muted); color: var(--muted); }
.badge--paid  { border-color: var(--accent); color: var(--accent); }
.meta-cat  { font-size: 0.7rem; color: var(--muted); letter-spacing: .06em; }
.meta-date { font-size: 0.68rem; color: var(--muted); letter-spacing: .08em; }

.article-item__title {
  font-size: 1.08rem;
  font-weight: 400;
  letter-spacing: .06em;
  line-height: 1.75;
  margin-bottom: 10px;
}
.article-item__summary {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 2;
}
.article-item__arrow {
  color: var(--accent);
  font-size: 1.2rem;
  margin-top: 34px;
  flex-shrink: 0;
}

/* ── 記事グリッド（将来用） ── */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}
.article-card {
  background: var(--bg);
  padding: 28px 24px;
  transition: background .2s;
}
.article-card:hover { background: var(--bg2); }

/* ── 記事詳細 ── */
.article-detail { max-width: 720px; }

.article-detail__header { margin-bottom: 48px; padding-bottom: 40px; border-bottom: 1px solid var(--border); }
.article-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 20px;
}
.article-detail__title {
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 400;
  letter-spacing: .08em;
  line-height: 1.7;
  margin-bottom: 16px;
}
.article-detail__summary {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 2;
}

.article-detail__body {
  font-size: 0.9rem;
  line-height: 2.1;
  letter-spacing: .04em;
}
.article-detail__body p { margin-bottom: 1.6em; }

.paid-section {
  margin-top: 56px;
  padding-top: 48px;
  border-top: 1px solid var(--accent2);
  text-align: center;
}
.paid-section__label {
  font-size: 0.68rem;
  letter-spacing: .3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.paid-section__desc {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 28px;
}
.paid-section__embed { text-align: left; }

/* ── ページタイトル（一覧系） ── */
.page-header { padding: 56px 0 48px; border-bottom: 1px solid var(--border); margin-bottom: 56px; }
.page-header__eyebrow {
  font-size: 0.6rem;
  letter-spacing: .4em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 12px;
}
.page-header__title {
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: .15em;
  margin-bottom: 8px;
}
.page-header__count { font-size: 0.75rem; color: var(--muted); letter-spacing: .08em; }

/* ── カテゴリタブ ── */
.category-tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 48px; }
.category-tab {
  font-size: 0.7rem;
  letter-spacing: .12em;
  padding: 6px 18px;
  border: 1px solid var(--border2);
  color: var(--muted);
  transition: all .2s;
  text-transform: uppercase;
}
.category-tab:hover, .category-tab--active {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── ページネーション ── */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 56px; }
.pagination .page-item .page-link {
  display: inline-block;
  padding: 8px 14px;
  font-size: 0.78rem;
  color: var(--muted);
  border: 1px solid var(--border2);
  transition: all .2s;
  letter-spacing: .05em;
}
.pagination .page-item.active .page-link,
.pagination .page-item .page-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ── 戻るリンク ── */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  letter-spacing: .12em;
  color: var(--muted);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: all .2s;
  margin-bottom: 48px;
}
.back-link:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ── サイトフッター ── */
.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 96px;
  padding: 48px 28px;
}
.site-footer__inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.site-footer__title {
  font-size: 1rem;
  letter-spacing: .2em;
  color: var(--accent);
  margin-bottom: 4px;
}
.site-footer__copy { font-size: 0.65rem; color: var(--muted); letter-spacing: .1em; }
.site-footer__nav { display: flex; gap: 20px; }
.site-footer__nav a {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: .1em;
  transition: color .2s;
}
.site-footer__nav a:hover { color: var(--accent); }

/* ── ヒーロー画像（新トップ用） ── */
.hero-img {
  position: relative;
  width: 100vw;
  left: 50%;
  transform: translateX(-50%);
  height: 92vh;
  min-height: 520px;
  max-height: 860px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-img__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #1a1410 0%, #0d0d0d 55%, #141010 100%);
  z-index: 0;
}
.hero-img__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
  opacity: .72;
}
.hero-img__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(10,8,6,.18) 0%, rgba(10,8,6,.62) 100%);
  z-index: 2;
}
.hero-img__content {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: 0 24px;
}
.hero-img__eyebrow {
  font-size: 0.6rem;
  letter-spacing: .5em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 22px;
}
.hero-img__title {
  font-size: clamp(2rem, 6vw, 3.4rem);
  font-weight: 300;
  letter-spacing: .2em;
  line-height: 1.5;
  color: var(--text);
  margin-bottom: 24px;
}
.hero-img__line {
  width: 52px;
  height: 1px;
  background: var(--accent);
  margin: 0 auto 24px;
}
.hero-img__copy {
  font-size: 0.82rem;
  color: rgba(224, 216, 200, .75);
  letter-spacing: .15em;
  margin-bottom: 44px;
}
.hero-img__btn {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: .22em;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 13px 36px;
  transition: background .25s, color .25s;
}
.hero-img__btn:hover {
  background: var(--accent);
  color: #111;
}

/* ── 紹介セクション（新トップ用） ── */
.intro-section {
  padding: 88px 0 80px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  border-bottom: 1px solid var(--border);
}
.intro-section__block-label {
  font-size: 0.58rem;
  letter-spacing: .4em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.intro-section__block-title {
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: .1em;
  margin-bottom: 18px;
  line-height: 1.7;
}
.intro-section__block-text {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 2.2;
  letter-spacing: .06em;
}

/* ── 大佐についてページ ── */
.page-header--about {
  padding: 32px 0 28px;
  margin-bottom: 28px;
}
.page-header--about .page-header__title {
  color: #fff;
  font-size: 1.8rem;
  letter-spacing: .05em;
  line-height: 1.5;
}

.about-page { max-width: 760px; padding: 8px 0 60px; }

.about-lead {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 28px;
}

.about-eyecatch {
  margin-bottom: 36px;
  border-radius: 4px;
  overflow: hidden;
}
.about-eyecatch img { width: 100%; height: auto; display: block; }

.about-section {
  padding-bottom: 36px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--border);
}
.about-section:last-of-type { border-bottom: none; }

.about-heading {
  font-size: 36px;
  letter-spacing: .1em;
  font-weight: 400;
  color: #fff;
  margin-bottom: 20px;
}

.about-subheading {
  font-size: 24px;
  letter-spacing: .06em;
  color: var(--text);
  font-weight: 400;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.about-text {
  font-size: 16px;
  color: var(--text);
  line-height: 1.85;
  margin-bottom: 20px;
}

.about-profile {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.about-profile li {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 16px;
  color: var(--text);
  line-height: 1.8;
}
.about-profile__label {
  font-size: 16px;
  font-weight: 500;
  color: var(--muted);
  min-width: 80px;
  flex-shrink: 0;
}

.about-quote {
  margin: 20px 0;
  padding: 0 0 0 16px;
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.about-quote p {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.9;
  font-style: italic;
}
.about-quote--message p {
  font-style: normal;
  line-height: 2;
}

.about-label-sm {
  font-size: 20px;
  letter-spacing: .04em;
  color: var(--text);
  font-weight: 400;
  margin-top: 28px;
  margin-bottom: 14px;
}

.about-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.about-list li {
  font-size: 16px;
  color: var(--text);
  line-height: 1.8;
  padding-left: 1.6em;
  position: relative;
}
.about-list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.about-catch {
  margin-top: 64px;
  padding: 40px 32px;
  border: 1px solid var(--border);
  border-radius: 4px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about-catch p {
  font-size: 22px;
  letter-spacing: .06em;
  color: #fff;
  font-weight: 500;
  line-height: 1.7;
}

/* ── 固定ページ ── */
.static-page { max-width: 720px; padding: 8px 0 80px; }
.static-page__section { margin-bottom: 48px; }
.static-page__heading {
  font-size: 0.72rem;
  letter-spacing: .3em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.static-page p { font-size: 0.88rem; color: var(--muted); line-height: 2.2; }
.static-page__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.static-page__list li {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.9;
  padding-left: 1.2em;
  position: relative;
}
.static-page__list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.7rem;
}

/* ── お問い合わせフォーム ── */
.contact-lead { font-size: 0.88rem; color: var(--muted); line-height: 2; margin-bottom: 40px; }
.contact-form { display: flex; flex-direction: column; gap: 28px; max-width: 560px; }
.contact-form__group { display: flex; flex-direction: column; gap: 8px; }
.contact-form__label { font-size: 0.75rem; letter-spacing: .12em; color: var(--fg); }
.contact-form__required { color: var(--accent); margin-left: 4px; }
.contact-form__input,
.contact-form__textarea {
  background: var(--surface, #1a1a1a);
  border: 1px solid var(--border);
  color: var(--fg);
  font-size: 0.88rem;
  padding: 12px 14px;
  border-radius: 4px;
  font-family: inherit;
  transition: border-color .2s;
  width: 100%;
  box-sizing: border-box;
}
.contact-form__input:focus,
.contact-form__textarea:focus { outline: none; border-color: var(--accent); }
.contact-form__input.is-error,
.contact-form__textarea.is-error { border-color: #e55; }
.contact-form__textarea { resize: vertical; line-height: 1.8; }
.contact-form__error { font-size: 0.75rem; color: #e55; margin-top: 2px; }
.contact-form__submit {
  align-self: flex-start;
  background: transparent;
  border: 1px solid var(--fg);
  color: var(--fg);
  font-size: 0.75rem;
  letter-spacing: .2em;
  padding: 12px 32px;
  cursor: pointer;
  transition: background .2s, color .2s;
  font-family: inherit;
}
.contact-form__submit:hover { background: var(--fg); color: var(--bg, #111); }
.contact-success {
  padding: 24px 28px;
  border: 1px solid var(--border);
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 2;
}

/* ── モバイル ボトムナビ ── */
.bottom-nav { display: none; }

/* ── ユーティリティ ── */
.mt-0 { margin-top: 0; }
.pb-section { padding-bottom: 80px; }
.sp-br { display: none; }

/* ── レスポンシブ ── */
@media (max-width: 680px) {
  .site-header__inner { height: 56px; padding: 0 18px; justify-content: center; }
  .site-header__brand { align-items: center; }
  .site-header__nav { display: none; }
  .sp-br { display: inline; }
  /* about page responsive */
  .page-header--about { padding: 24px 0 20px; margin-bottom: 20px; }
  .page-header--about .page-header__title { font-size: 1.3rem; }
  .about-section { padding-bottom: 28px; margin-bottom: 28px; }
  .about-heading { font-size: 26px; margin-bottom: 14px; }
  .about-subheading { font-size: 20px; margin-bottom: 14px; }
  .about-label-sm { font-size: 17px; margin-top: 20px; }
  .about-text { margin-bottom: 14px; }
  .about-eyecatch { margin-bottom: 24px; }
  .about-quote { padding: 16px 18px; margin: 18px 0; }
  .about-catch { padding: 24px 18px; margin-top: 36px; }
  .about-catch p { font-size: 17px; }
  .site-main { padding: 0 18px 52px; }
  .hero { padding: 56px 0 48px; }
  .article-item { grid-template-columns: 1fr; }
  .article-item__arrow { display: none; }
  .site-footer { margin-bottom: 52px; }
  .site-footer__inner { flex-direction: column; align-items: flex-start; }
  .hero-img { height: 80vh; min-height: 400px; }
  .intro-section { grid-template-columns: 1fr; gap: 48px; padding: 64px 0 56px; }
  .hero-img__eyebrow  { letter-spacing: .22em; }
  .hero-img__title    { letter-spacing: .08em; }
  .hero-img__copy     { letter-spacing: .07em; }
  .hero-img__btn      { letter-spacing: .12em; }
  .site-header__title { letter-spacing: .15em; }
  .page-header__title { letter-spacing: .08em; }

  /* ボトムナビ */
  .bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(17, 17, 17, .97);
    border-top: 1px solid var(--border);
  }
  .bottom-nav a {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    height: 56px;
    font-size: 0.58rem;
    letter-spacing: .06em;
    color: var(--muted);
    transition: color .2s;
  }
  .bottom-nav a svg { flex-shrink: 0; }
  .bottom-nav a:hover { color: var(--accent); }
  .bottom-nav a.is-active {
    color: #fff;
    position: relative;
  }
  .bottom-nav a.is-active::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20%;
    right: 20%;
    height: 2px;
    background: var(--accent);
    border-radius: 0 0 2px 2px;
  }

  /* プレビューバーが下にある場合 */
  .bottom-nav--above-bar {
    bottom: 40px;
  }
}

/* ============================================================
   Contact Form
   ============================================================ */

/* honeypot（ボット対策：画面外に配置） */
.contact-hp {
  position: absolute;
  left: -9999px;
}

/* 確認画面 */
.contact-confirm {
  margin-bottom: 2rem;
}

.contact-confirm__list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.contact-confirm__row {
  display: grid;
  grid-template-columns: 10em 1fr;
  gap: 0 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

.contact-confirm__label {
  font-size: 0.85rem;
  color: var(--muted);
  padding-top: 0.1em;
}

.contact-confirm__value {
  font-size: 0.95rem;
  word-break: break-all;
}

.contact-confirm__value--message {
  line-height: 1.8;
}

.contact-confirm__actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  margin-top: 2rem;
}

.contact-confirm__back {
  font-size: 0.9rem;
  color: var(--muted);
  text-decoration: underline;
  cursor: pointer;
}

.contact-confirm__back:hover {
  color: var(--fg);
}

/* 完了画面 */
.contact-thanks {
  text-align: center;
  padding: 3rem 0;
}

.contact-thanks__message {
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.contact-thanks__sub {
  color: var(--muted);
  margin-bottom: 2rem;
}

.contact-thanks__link {
  display: inline-block;
  padding: 0.6rem 2rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.9rem;
  color: var(--fg);
  transition: background .2s;
}

.contact-thanks__link:hover {
  background: var(--surface);
}

@media (max-width: 600px) {
  .contact-confirm__row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .contact-confirm__label {
    font-size: 0.78rem;
  }
}