/* ============================================================
   イベント限定商品販売 - メインスタイル
   Design: White / Art-Creative | DM Serif Display + DM Sans
   ============================================================ */

/* ── Google Fonts は index.php 側で読込 ── */

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

:root {
  --color-bg:       #ffffff;
  --color-surface:  #f8f8f6;
  --color-border:   #e8e4dc;
  --color-text:     #1a1a1a;
  --color-muted:    #6b6b6b;
  --color-accent:   #1a1a1a;
  --color-accent2:  #c8a96e;
  --color-error:    #c0392b;
  --color-success:  #27ae60;
  --color-won:      #c8a96e;
  --color-lost:     #aaa;
  --font-serif:     'DM Serif Display', serif;
  --font-sans:      'DM Sans', sans-serif;
  --radius:         4px;
  --shadow:         0 2px 16px rgba(0,0,0,.07);
  --transition:     .2s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  font-size: 15px;
}

a { color: var(--color-accent); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: .7; }

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

/* ── Header ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 0 32px;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.site-logo {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  letter-spacing: .04em;
}
.site-nav { display: flex; gap: 24px; align-items: center; font-size: .85rem; }
.site-nav a { color: var(--color-muted); }
.site-nav a:hover { color: var(--color-text); opacity: 1; }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--color-border);
  text-align: center;
  padding: 32px 16px;
  font-size: .8rem;
  color: var(--color-muted);
  margin-top: 80px;
}

/* ── Container ── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.container--narrow { max-width: 680px; margin: 0 auto; padding: 0 24px; }

/* ── Hero ── */
.hero {
  padding: 80px 24px 56px;
  text-align: center;
}
.hero__title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: .02em;
}
.hero__sub {
  color: var(--color-muted);
  font-size: 1rem;
}

/* ── Event Grid ── */
.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 32px;
  padding: 40px 0 80px;
}
.event-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--color-bg);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.event-card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(0,0,0,.1); }
.event-card__img {
  width: 100%; height: 220px; object-fit: cover; background: var(--color-surface);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-border); font-size: 3rem;
}
.event-card__body { padding: 24px; }
.event-card__tag {
  display: inline-block;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  margin-bottom: 12px;
}
.event-card__title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 8px;
  line-height: 1.3;
}
.event-card__desc { font-size: .85rem; color: var(--color-muted); margin-bottom: 16px; }
.event-card__status { font-size: .8rem; margin-bottom: 16px; }
.status--open    { color: var(--color-success); }
.status--closed  { color: var(--color-muted); }
.status--full    { color: var(--color-error); }
.status--lottery { color: var(--color-accent2); }
.status--before  { color: #888; }

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-align: center;
  line-height: 1;
}
.btn--primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn--primary:hover { background: #333; border-color: #333; opacity: 1; }
.btn--outline {
  background: transparent;
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn--outline:hover { background: var(--color-accent); color: #fff; opacity: 1; }
.btn--gold {
  background: var(--color-accent2);
  color: #fff;
  border-color: var(--color-accent2);
}
.btn--gold:hover { background: #b8963e; border-color: #b8963e; opacity: 1; }
.btn--sm { padding: 8px 18px; font-size: .8rem; }
.btn--block { width: 100%; display: block; }
.btn:disabled { opacity: .4; cursor: not-allowed; }

/* ── Event Detail ── */
.event-detail { padding: 48px 0 80px; }
.event-detail__grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 56px;
  align-items: start;
}
@media (max-width: 860px) {
  .event-detail__grid { grid-template-columns: 1fr; }
}

/* Slider */
.slider { position: relative; overflow: hidden; border-radius: var(--radius); background: var(--color-surface); aspect-ratio: 4/3; }
.slider__track { display: flex; transition: transform .4s ease; height: 100%; }
.slider__slide { min-width: 100%; height: 100%; }
.slider__slide img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; }
.slider__btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,.85); border: none; border-radius: 50%;
  width: 40px; height: 40px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; box-shadow: 0 2px 8px rgba(0,0,0,.15);
}
.slider__btn--prev { left: 12px; }
.slider__btn--next { right: 12px; }
.slider__dots { display: flex; gap: 6px; justify-content: center; margin-top: 12px; }
.slider__dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--color-border); border: none; cursor: pointer; padding: 0;
}
.slider__dot.active { background: var(--color-accent); }

/* Lightbox */
.lightbox {
  display: none; position: fixed; inset: 0; z-index: 999;
  background: rgba(0,0,0,.92);
  align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox__img { max-width: 90vw; max-height: 90vh; object-fit: contain; }
.lightbox__close {
  position: absolute; top: 20px; right: 24px;
  color: #fff; font-size: 2rem; cursor: pointer; background: none; border: none; line-height: 1;
}

/* ── Event Info Panel ── */
.event-info { }
.event-info__title {
  font-family: var(--font-serif);
  font-size: 2rem;
  line-height: 1.2;
  margin-bottom: 8px;
}
.event-info__tag { margin-bottom: 16px; }
.event-info__desc { color: var(--color-muted); margin-bottom: 24px; line-height: 1.8; }
.event-info__meta { margin-bottom: 24px; font-size: .9rem; }
.event-info__meta dt { font-weight: 700; color: var(--color-muted); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 2px; }
.event-info__meta dd { margin-bottom: 14px; }
.event-info__size { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 16px; margin-bottom: 24px; font-size: .85rem; white-space: pre-line; }

/* ── Forms ── */
.form-wrap { padding: 48px 0 80px; }
.form-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}
.form-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}
.form-group { margin-bottom: 24px; }
.form-label { display: block; font-size: .82rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--color-muted); margin-bottom: 6px; }
.form-label .req { color: var(--color-error); margin-left: 4px; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: .95rem;
  background: var(--color-bg);
  transition: border-color var(--transition);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--color-accent); }
.form-input.error { border-color: var(--color-error); }
.form-hint { font-size: .78rem; color: var(--color-muted); margin-top: 4px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-error { color: var(--color-error); font-size: .82rem; margin-top: 4px; }
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-size: .9rem;
}
.alert--error   { background: #fdf0ef; border: 1px solid #f5c6c6; color: var(--color-error); }
.alert--success { background: #edfaf3; border: 1px solid #b3e6c7; color: var(--color-success); }
.alert--info    { background: #f0f6ff; border: 1px solid #bdd8f7; color: #2563eb; }

/* ── Steps ── */
.steps {
  display: flex; gap: 0; margin-bottom: 40px;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 24px;
}
.step {
  flex: 1; text-align: center; font-size: .8rem;
  color: var(--color-muted); position: relative;
}
.step__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; border-radius: 50%;
  border: 2px solid var(--color-border);
  font-weight: 700; font-size: .85rem;
  margin-bottom: 6px;
}
.step.active .step__num { background: var(--color-accent); border-color: var(--color-accent); color: #fff; }
.step.done .step__num   { background: var(--color-success); border-color: var(--color-success); color: #fff; }

/* ── Mypage ── */
.mypage-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}
.mypage-card__title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}
.status-badge {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 99px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .06em;
}
.badge--applied  { background: #f0f6ff; color: #2563eb; }
.badge--won      { background: #fdf8ec; color: #b8963e; border: 1px solid var(--color-accent2); }
.badge--lost     { background: #f5f5f5; color: #888; }
.badge--cancelled{ background: #fff0f0; color: #c0392b; }
.badge--pending  { background: #f5f5f5; color: #888; }

.receipt-no {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  letter-spacing: .1em;
  margin: 16px 0;
}
#qrcode { margin: 16px auto; width: fit-content; }

/* ── Tables ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
thead th {
  background: var(--color-surface);
  padding: 12px 14px;
  text-align: left;
  font-size: .75rem;
  letter-spacing: .06em;
  font-weight: 700;
  color: var(--color-muted);
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
tbody tr:hover { background: var(--color-surface); }

/* ── Admin Layout ── */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 220px; flex-shrink: 0;
  background: #111;
  color: #ccc;
  padding: 0;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.admin-sidebar__logo {
  padding: 24px 20px 16px;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: #fff;
  border-bottom: 1px solid #222;
  margin-bottom: 8px;
}
.admin-sidebar__nav a {
  display: block;
  padding: 11px 20px;
  color: #aaa;
  font-size: .85rem;
  border-left: 3px solid transparent;
  transition: all var(--transition);
}
.admin-sidebar__nav a:hover,
.admin-sidebar__nav a.active {
  color: #fff; background: #1a1a1a; border-left-color: var(--color-accent2); opacity: 1;
}
.admin-main { flex: 1; padding: 32px; overflow-x: hidden; }
.admin-header { margin-bottom: 32px; }
.admin-header h1 { font-family: var(--font-serif); font-size: 1.8rem; }
.admin-header p  { color: var(--color-muted); font-size: .9rem; margin-top: 4px; }

/* Admin Cards */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}
.stat-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow);
}
.stat-card__label { font-size: .72rem; font-weight: 700; letter-spacing: .08em; color: var(--color-muted); text-transform: uppercase; margin-bottom: 8px; }
.stat-card__value { font-family: var(--font-serif); font-size: 2rem; }

.panel {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}
.panel__title {
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .04em;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

/* Filter bar */
.filter-bar {
  display: flex; gap: 12px; align-items: center;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.filter-bar select, .filter-bar input[type=text] {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: .85rem;
}
.filter-bar label { font-size: .82rem; color: var(--color-muted); }

/* Pagination */
.pagination { display: flex; gap: 6px; margin-top: 20px; justify-content: center; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: .85rem;
}
.pagination a:hover { background: var(--color-surface); opacity: 1; }
.pagination .current { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }

/* QR Verify */
.qr-scanner-wrap { text-align: center; margin: 24px 0; }
#reader { width: 100%; max-width: 400px; margin: 0 auto; }
.verify-result {
  margin-top: 24px;
  padding: 20px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}
.verify-result--ok  { border-color: var(--color-success); background: #edfaf3; }
.verify-result--ng  { border-color: var(--color-error);   background: #fdf0ef; }

/* ── Utility ── */
.text-center { text-align: center; }
.text-muted  { color: var(--color-muted); }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.flex  { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.fw-bold { font-weight: 700; }

/* Divider */
.divider { border: none; border-top: 1px solid var(--color-border); margin: 24px 0; }

@media (max-width: 600px) {
  .site-header { padding: 0 16px; }
  .form-row { grid-template-columns: 1fr; }
  .admin-layout { flex-direction: column; }
  .admin-sidebar { width: 100%; height: auto; position: static; }
  .event-detail__grid { grid-template-columns: 1fr; }
}