@charset "UTF-8";

/* ============================================================
   らりまるのお酒日記 オフ会LP  共通スタイル
   配色：背景 #EFE7D4（生成り）／文字 #1B2A41（藍）／アクセント #B8823A（琥珀）
   ============================================================ */

:root {
  --paper: #EFE7D4;
  --card: #F7F2E5;
  --ink: #1B2A41;
  --ink-70: rgba(27, 42, 65, .72);
  --ink-55: rgba(27, 42, 65, .58);
  --ink-line: rgba(27, 42, 65, .16);
  --amber: #B8823A;
  --amber-dark: #96682A;
  --amber-soft: rgba(184, 130, 58, .12);
  --serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --maxw: 880px;
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.9;
  color: var(--ink);
  background-color: var(--paper);
  background-image:
    radial-gradient(1100px 620px at 72% -8%, rgba(255, 251, 240, .95) 0%, rgba(255, 251, 240, 0) 62%),
    radial-gradient(700px 420px at 8% 12%, rgba(184, 130, 58, .07) 0%, rgba(184, 130, 58, 0) 70%);
  background-attachment: fixed;
  font-feature-settings: "palt";
}

@media (min-width: 768px) {
  body { font-size: 18px; }
}

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

a { color: var(--amber-dark); text-underline-offset: .25em; }
a:hover { color: var(--amber); }

:focus-visible { outline: 2px solid var(--amber-dark); outline-offset: 3px; }

/* ---------- 共通レイアウト ---------- */

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 22px; }

.section { padding-block: 64px; border-top: 1px solid var(--ink-line); }

@media (min-width: 768px) {
  .section { padding-block: 88px; }
}

.section__title {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: .08em;
  margin: 0 0 8px;
}

.section__lead { color: var(--ink-70); margin: 0 0 32px; font-size: .95rem; }

.rule { width: 44px; height: 2px; background: var(--amber); margin: 0 0 28px; border: 0; }

/* ---------- ヘッダー ---------- */

.site-header { padding-block: 20px; }

.site-header__brand {
  font-family: var(--serif);
  font-size: .95rem;
  letter-spacing: .16em;
  color: var(--ink-70);
  margin: 0;
}

/* ---------- ヒーロー ---------- */

.hero { padding-block: 24px 72px; border-top: 0; }

.hero__inner {
  display: flex;
  flex-direction: row-reverse;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 40px;
}

.hero__title {
  font-family: var(--serif);
  font-weight: 600;
  /* 縦組みの1行が画面の高さに収まるよう、幅と高さの両方から文字サイズを決める */
  font-size: clamp(1.6rem, min(5.2vw, 4.8vh), 2.5rem);
  line-height: 1.55;
  letter-spacing: .18em;
  margin: 0;
  writing-mode: vertical-rl;
  text-orientation: mixed;
  white-space: nowrap;
}

.hero__lead {
  writing-mode: vertical-rl;
  max-height: 58vh;
  margin: 8px 0 0;
  font-size: 1rem;
  line-height: 2.2;
  letter-spacing: .08em;
  color: var(--ink-70);
}

.hero__meta {
  margin-top: 28px;
  font-size: .85rem;
  letter-spacing: .12em;
  color: var(--ink-55);
}

@media (max-width: 767px) {
  .hero { padding-block: 8px 48px; }
  .hero__inner { display: block; }
  .hero__title {
    /* 画面幅768px未満では横組みに切り替える */
    writing-mode: horizontal-tb;
    white-space: normal;
    font-size: clamp(1.7rem, 7.2vw, 2.2rem);
    letter-spacing: .06em;
    line-height: 1.75;
  }
  .hero__lead {
    writing-mode: horizontal-tb;
    max-height: none;
    margin-top: 24px;
    line-height: 2;
  }
}

/* ---------- イベントカード ---------- */

.events { display: grid; gap: 24px; }

.event-card {
  background: var(--card);
  border: 1px solid var(--ink-line);
  border-radius: 3px;
  padding: 26px 22px 28px;
}

.event-card--closed { background: transparent; }

@media (min-width: 768px) {
  .event-card { padding: 32px 34px 34px; }
}

.event-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.event-card__title {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: .06em;
  margin: 0;
}

.badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  line-height: 1;
  padding: 7px 12px;
  border-radius: 2px;
  white-space: nowrap;
}

.badge--open { background: var(--amber); color: #FFF9EE; }
.badge--soon { background: transparent; color: var(--amber-dark); border: 1px solid var(--amber); }
.badge--full { background: rgba(27, 42, 65, .1); color: var(--ink-70); }
.badge--done { background: transparent; color: var(--ink-55); border: 1px solid var(--ink-line); }

.event-card__dl {
  display: grid;
  grid-template-columns: 6.5em 1fr;
  gap: 10px 14px;
  margin: 0 0 22px;
  font-size: .95rem;
}

.event-card__dl dt {
  color: var(--ink-55);
  font-size: .82rem;
  letter-spacing: .08em;
  padding-top: .25em;
}

.event-card__dl dd { margin: 0; }

.event-card__note {
  font-size: .9rem;
  color: var(--ink-70);
  border-left: 2px solid var(--amber);
  padding-left: 14px;
  margin: 0 0 22px;
}

.event-card__action { margin-top: 4px; }

.event-card__hint { font-size: .9rem; color: var(--ink-70); margin: 0; }

/* ---------- ボタン ---------- */

.btn {
  display: inline-block;
  font-family: var(--sans);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-align: center;
  text-decoration: none;
  padding: 15px 30px;
  border: 1px solid var(--amber);
  border-radius: 2px;
  background: var(--amber);
  color: #FFF9EE;
  cursor: pointer;
  transition: background-color .15s ease;
}

.btn:hover { background: var(--amber-dark); border-color: var(--amber-dark); color: #FFF9EE; }

.btn--ghost { background: transparent; color: var(--amber-dark); }
.btn--ghost:hover { background: var(--amber-soft); color: var(--amber-dark); }

.btn[disabled] {
  background: transparent;
  border: 1px dashed var(--ink-line);
  color: var(--ink-55);
  cursor: not-allowed;
}

.btn[disabled]:hover { background: transparent; color: var(--ink-55); border-color: var(--ink-line); }

.btn-note { display: block; font-size: .84rem; color: var(--ink-55); margin-top: 10px; }

/* ---------- 参加までの流れ ---------- */

.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; }

.steps li {
  counter-increment: step;
  position: relative;
  padding: 0 0 26px 52px;
  border-left: 1px solid var(--ink-line);
  margin-left: 15px;
}

.steps li:last-child { border-left-color: transparent; padding-bottom: 0; }

.steps li::before {
  content: counter(step);
  position: absolute;
  left: -15px;
  top: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--paper);
  border: 1px solid var(--amber);
  color: var(--amber-dark);
  font-size: .85rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  line-height: 1;
}

.steps h3 {
  font-family: var(--serif);
  font-size: 1.05rem;
  margin: 2px 0 4px;
  letter-spacing: .06em;
}

.steps p { margin: 0; font-size: .95rem; color: var(--ink-70); }

/* ---------- よくある質問 ---------- */

.faq details { border-bottom: 1px solid var(--ink-line); }

.faq details:first-of-type { border-top: 1px solid var(--ink-line); }

.faq summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 40px 20px 0;
  position: relative;
  font-family: var(--serif);
  font-size: 1.02rem;
  letter-spacing: .04em;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "";
  position: absolute;
  right: 8px;
  top: 50%;
  width: 11px;
  height: 11px;
  margin-top: -8px;
  border-right: 1px solid var(--amber);
  border-bottom: 1px solid var(--amber);
  transform: rotate(45deg);
  transition: transform .18s ease;
}

.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -3px; }

.faq__body {
  padding: 0 8px 22px 0;
  margin: 0;
  color: var(--ink-70);
  font-size: .95rem;
}

/* ---------- 過去の開催 ---------- */

.photos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin: 20px 0 18px;
}

.photo {
  aspect-ratio: 16 / 9;
  background: rgba(27, 42, 65, .07);
  border: 1px solid var(--ink-line);
  border-radius: 2px;
  overflow: hidden;
}

.photo img { width: 100%; height: 100%; object-fit: cover; }

/* 画像の読み込みに失敗したときは、背景色だけの静かな枠として見せる */
.photo img.is-failed { opacity: 0; }

/* ---------- 公式LINE ---------- */

.line-box {
  background: var(--card);
  border: 1px solid var(--ink-line);
  border-radius: 3px;
  padding: 34px 24px 38px;
  text-align: center;
}

@media (min-width: 768px) {
  .line-box { padding: 44px 40px 48px; }
}

.line-box h2 {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: .08em;
  margin: 0 0 12px;
}

.line-box p { color: var(--ink-70); font-size: .95rem; margin: 0 0 26px; }

/* ---------- フッター ---------- */

.site-footer {
  border-top: 1px solid var(--ink-line);
  padding-block: 44px 60px;
  font-size: .9rem;
  color: var(--ink-70);
}

.site-footer__name { font-family: var(--serif); font-size: 1rem; color: var(--ink); margin: 0 0 6px; }

.site-footer__links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 22px 0 0;
  padding: 0;
}

.site-footer__copy { margin: 26px 0 0; font-size: .8rem; color: var(--ink-55); }

/* ---------- 下層ページ（規約・キャンセル規定・特商法） ---------- */

.page-header { padding-block: 40px 8px; }

.page-title {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 600;
  letter-spacing: .08em;
  margin: 0 0 10px;
}

.page-note { color: var(--ink-55); font-size: .88rem; margin: 0; }

.doc { padding-block: 24px 72px; }

.doc h2 {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: .06em;
  margin: 40px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--ink-line);
}

.doc h2:first-of-type { margin-top: 8px; }

.doc p, .doc li { color: var(--ink-70); }
.doc ol, .doc ul { padding-left: 1.4em; }
.doc li { margin-bottom: 8px; }

.placeholder { color: var(--ink-55); }

.doc-table { width: 100%; border-collapse: collapse; margin-top: 8px; }

.doc-table th,
.doc-table td {
  border: 1px solid var(--ink-line);
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  font-size: .95rem;
}

.doc-table th {
  width: 34%;
  background: rgba(27, 42, 65, .04);
  font-family: var(--serif);
  font-weight: 600;
}

.doc-table td ul,
.doc-table td ol { margin: 8px 0 0; padding-left: 1.3em; }

.doc-table td li { margin-bottom: 4px; }

@media (max-width: 600px) {
  .doc-table th, .doc-table td { display: block; width: 100%; border-bottom: 0; }
  .doc-table tr:last-child td { border-bottom: 1px solid var(--ink-line); }
}

.back-link { display: inline-block; margin-top: 40px; font-size: .92rem; }

.empty-note { color: var(--ink-55); font-size: .95rem; margin: 0; }