/* ============================================================
   古河花火大会 2026 — style.css
   トーン&マナー：白ベース × 紺(#1a2d5a) × 朱色(#c0392b)
   ============================================================ */

/* ---- CSS Variables ---- */
:root {
  --clr-bg:          #ffffff;
  --clr-bg-sub:      #f5f7fa;
  --clr-bg-card:     #edf0f6;
  --clr-navy:        #1a2d5a;
  --clr-navy-mid:    #2a4080;
  --clr-navy-pale:   #d8e0f0;
  --clr-red:         #c0392b;
  --clr-red-light:   #d95040;
  --clr-text:        #333333;
  --clr-text-dim:    #333333;
  --clr-text-faint:  #555555;
  --clr-line:        rgba(26, 45, 90, 0.20);
  --clr-line-faint:  rgba(26, 45, 90, 0.10);

  --ff-sans-en:  'Arial', 'Helvetica Neue', sans-serif;
  --ff-sans-jp:  'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Meiryo', sans-serif;

  --max-w: 1200px;
  --px: clamp(20px, 5vw, 60px);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--ff-sans-jp);
  font-weight: 400;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ---- Utility ---- */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--px);
}

/* ---- Section common ---- */
.section-heading-wrap {
  text-align: center;
  margin-bottom: clamp(36px, 5vw, 56px);
}
.section-label {
  font-family: var(--ff-sans-en);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--clr-red);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-heading {
  font-family: var(--ff-sans-jp);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--clr-navy);
  letter-spacing: 0.06em;
  position: relative;
  display: inline-block;
  padding-bottom: 16px;
}
.section-heading::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background: var(--clr-red);
}


/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 72svh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--clr-navy);
}

.hero::before { display: none; }

/* --- Slideshow --- */
.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  animation: heroSlide 20s infinite;
}
.hero-slide:nth-child(1) { animation-delay:  0s; }
.hero-slide:nth-child(2) { animation-delay:  5s; }
.hero-slide:nth-child(3) { animation-delay: 10s; }
.hero-slide:nth-child(4) { animation-delay: 15s; }
@keyframes heroSlide {
  0%   { opacity: 0; }
  5%   { opacity: 1; }
  25%  { opacity: 1; }
  30%  { opacity: 0; }
  100% { opacity: 0; }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to bottom, rgba(10,20,45,0.52) 0%, rgba(10,20,45,0.78) 100%);
  pointer-events: none;
}

/* --- CSS Fireworks (static pattern) --- */
.fireworks-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.spark {
  position: absolute;
  border-radius: 50%;
  opacity: 0.55;
  transform: scale(1);
  animation: none;
}
.spark::before, .spark::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
}

.spark-1 {
  width: 2px; height: 2px;
  left: 22%; top: 28%;
  box-shadow:
    0   -80px 0 1px rgba(255,255,255,0.50),
    0    80px 0 1px rgba(255,255,255,0.50),
   -80px  0   0 1px rgba(255,255,255,0.50),
    80px  0   0 1px rgba(255,255,255,0.50),
   -57px -57px 0 1px rgba(255,255,255,0.30),
    57px -57px 0 1px rgba(255,255,255,0.30),
   -57px  57px 0 1px rgba(255,255,255,0.30),
    57px  57px 0 1px rgba(255,255,255,0.30),
    0   -50px 0 2px rgba(192, 57, 43, 0.70),
   -35px -35px 0 2px rgba(192, 57, 43, 0.70),
    35px -35px 0 2px rgba(192, 57, 43, 0.70);
}
.spark-2 {
  width: 2px; height: 2px;
  left: 75%; top: 22%;
  box-shadow:
    0   -70px 0 1px rgba(192, 57, 43, 0.60),
    0    70px 0 1px rgba(192, 57, 43, 0.60),
   -70px  0   0 1px rgba(192, 57, 43, 0.60),
    70px  0   0 1px rgba(192, 57, 43, 0.60),
   -49px -49px 0 1px rgba(217, 80, 64, 0.45),
    49px -49px 0 1px rgba(217, 80, 64, 0.45),
   -49px  49px 0 1px rgba(217, 80, 64, 0.45),
    49px  49px 0 1px rgba(217, 80, 64, 0.45);
}
.spark-3 {
  width: 2px; height: 2px;
  left: 58%; top: 38%;
  box-shadow:
    0   -55px 0 1px rgba(255,255,255,0.28),
   -40px -40px 0 1px rgba(255,255,255,0.28),
    40px -40px 0 1px rgba(255,255,255,0.28),
   -55px  0   0 1px rgba(255,255,255,0.28),
    55px  0   0 1px rgba(255,255,255,0.28),
   -40px  40px 0 1px rgba(255,255,255,0.28),
    40px  40px 0 1px rgba(255,255,255,0.28),
    0    55px  0 1px rgba(255,255,255,0.28);
}
.spark-4 {
  width: 2px; height: 2px;
  left: 35%; top: 15%;
  box-shadow:
    0   -45px 0 1px rgba(255,255,255,0.38),
   -32px -32px 0 1px rgba(255,255,255,0.38),
    32px -32px 0 1px rgba(255,255,255,0.38),
   -45px  0   0 1px rgba(255,255,255,0.38),
    45px  0   0 1px rgba(255,255,255,0.38);
}
.spark-5 {
  width: 2px; height: 2px;
  left: 50%; top: 20%;
  box-shadow:
    0   -100px 0 1px rgba(192, 57, 43, 0.48),
   -71px  -71px 0 1px rgba(192, 57, 43, 0.38),
    71px  -71px 0 1px rgba(192, 57, 43, 0.38),
   -100px  0   0 1px rgba(192, 57, 43, 0.32),
    100px  0   0 1px rgba(192, 57, 43, 0.32),
   -71px   71px 0 1px rgba(217, 80, 64, 0.28),
    71px   71px 0 1px rgba(217, 80, 64, 0.28),
    0     100px 0 1px rgba(217, 80, 64, 0.28);
}
.spark-6 {
  width: 2px; height: 2px;
  left: 88%; top: 45%;
  box-shadow:
    0   -60px 0 1px rgba(255,255,255,0.42),
   -42px -42px 0 1px rgba(255,255,255,0.42),
    42px -42px 0 1px rgba(255,255,255,0.42),
   -60px  0   0 1px rgba(255,255,255,0.42),
    60px  0   0 1px rgba(255,255,255,0.42);
}

/* --- Hero Content --- */
.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 120px var(--px) 80px;
}

.hero-edition {
  font-family: var(--ff-sans-en);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 12px;
}
.hero-edition span {
  font-size: 1.5em;
  font-weight: 700;
}

.hero-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: clamp(24px, 4vw, 40px);
}
.hero-title-jp {
  font-family: var(--ff-sans-jp);
  font-size: clamp(2.4rem, 7vw, 4.8rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.2;
  color: #ffffff;
}
.hero-title-en {
  font-family: var(--ff-sans-en);
  font-size: clamp(0.75rem, 1.5vw, 1rem);
  font-weight: 300;
  letter-spacing: 0.22em;
  color: rgba(255, 255, 255, 0.55);
}

.hero-meta {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px 24px;
  margin-bottom: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  padding: 20px 0;
}
.hero-date, .hero-venue {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-date-label, .hero-venue-label {
  font-family: var(--ff-sans-en);
  font-size: 0.68rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.55);
  text-transform: uppercase;
}
.hero-date-value, .hero-venue-value {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  font-weight: 500;
  color: #ffffff;
}
.hero-divider {
  color: rgba(255, 255, 255, 0.25);
  align-self: center;
  font-size: 1.4rem;
}

.hero-time {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.60);
  letter-spacing: 0.08em;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.hero-cta {
  display: inline-block;
  padding: 16px 48px;
  border: none;
  color: #ffffff;
  background: var(--clr-red);
  font-family: var(--ff-sans-jp);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  transition: opacity 0.3s, transform 0.3s;
}
.hero-cta:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.30);
  font-family: var(--ff-sans-en);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: none;
  opacity: 0.55;
}


/* ============================================================
   LEAD
   ============================================================ */
.lead {
  padding: clamp(32px, 5vw, 56px) 0;
  background: var(--clr-bg);
  border-bottom: 1px solid var(--clr-line-faint);
}
.lead-inner {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  padding: 0 var(--px);
}
.lead-label {
  font-family: var(--ff-sans-en);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--clr-red);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.lead-heading {
  font-family: var(--ff-sans-jp);
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  font-weight: 700;
  line-height: 1.65;
  letter-spacing: 0.06em;
  color: var(--clr-navy);
  margin-bottom: 28px;
}
.lead-body {
  font-size: clamp(0.88rem, 1.5vw, 1rem);
  color: var(--clr-text-dim);
  line-height: 2;
  margin-bottom: 32px;
  text-wrap: balance;
}
.lead-video-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 28px;
  border: 1px solid var(--clr-navy);
  color: var(--clr-navy);
  font-family: var(--ff-sans-jp);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  transition: background 0.3s, color 0.3s;
}
.lead-video-link:hover {
  background: var(--clr-navy);
  color: #ffffff;
}


/* ============================================================
   GALLERY
   ============================================================ */
.gallery {
  padding: clamp(32px, 5vw, 56px) 0;
  background: var(--clr-bg-sub);
}
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.gallery-card {
  position: relative;
  background: var(--clr-bg);
  border: 1px solid var(--clr-line-faint);
  overflow: hidden;
  transition: transform 0.35s, box-shadow 0.35s;
}
.gallery-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(26, 45, 90, 0.12);
}
.gallery-card--featured {
  border-color: var(--clr-navy);
}
.gallery-card--featured:hover {
  box-shadow: 0 8px 24px rgba(26, 45, 90, 0.20);
}
.gallery-card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: var(--clr-navy);
  color: #ffffff;
  font-family: var(--ff-sans-en);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  padding: 4px 10px;
  z-index: 2;
}
.gallery-card-img-wrap {
  overflow: hidden;
  aspect-ratio: 4/3;
}
.gallery-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s;
}
.gallery-card:hover .gallery-card-img {
  transform: scale(1.04);
}

.gallery-card-body {
  padding: 20px 20px 24px;
}
.gallery-card-body h3 {
  font-family: var(--ff-sans-jp);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--clr-navy);
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}
.gallery-card-body p {
  font-size: 0.82rem;
  color: var(--clr-text-dim);
  line-height: 1.7;
}


/* ============================================================
   LIGHTBOX
   ============================================================ */
.lb-trigger {
  cursor: zoom-in;
  position: relative;
}
.lb-zoom-icon {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 32px;
  height: 32px;
  background: rgba(26, 45, 90, 0.65) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3Cline x1='11' y1='8' x2='11' y2='14'/%3E%3Cline x1='8' y1='11' x2='14' y2='11'/%3E%3C/svg%3E") center/18px no-repeat;
  border-radius: 4px;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.lb-trigger:hover .lb-zoom-icon {
  opacity: 1;
}
.lb-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9000;
  padding: 24px;
  outline: none;
}
.lb-overlay[hidden] { display: none; }
.lb-figure {
  max-width: min(90vw, 1000px);
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin: 0;
}
.lb-img {
  max-width: 100%;
  max-height: calc(90vh - 60px);
  object-fit: contain;
  display: block;
  border-radius: 4px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
}
.lb-caption {
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-family: var(--ff-sans-jp);
  letter-spacing: 0.06em;
  text-align: center;
}
.lb-close {
  position: fixed;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.8rem;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
  opacity: 0.75;
  transition: opacity 0.15s;
  z-index: 9001;
}
.lb-close:hover { opacity: 1; }

/* ============================================================
   TICKETS
   ============================================================ */
.tickets {
  padding: clamp(64px, 10vw, 100px) 0;
  background: var(--clr-bg);
}
.ticket-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin-bottom: 12px;
}
.ticket-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.ticket-table thead tr {
  background: var(--clr-navy);
}
.ticket-table th {
  padding: 14px 16px;
  text-align: left;
  font-family: var(--ff-sans-jp);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: #ffffff;
}
.ticket-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--clr-line-faint);
  color: var(--clr-text-dim);
  line-height: 1.6;
  vertical-align: top;
}
.ticket-table tr:hover td {
  background: var(--clr-bg-sub);
}
.seat-name {
  font-weight: 700;
  color: var(--clr-navy) !important;
  white-space: nowrap;
}
.seat-price {
  font-family: var(--ff-sans-en);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clr-red) !important;
  white-space: nowrap;
}
.row-premium td { background: rgba(26, 45, 90, 0.04); }
.row-premium .seat-price { color: var(--clr-navy) !important; }
.row-option td { background: rgba(0, 0, 0, 0.02); }

.ticket-note {
  font-size: 0.8rem;
  color: var(--clr-text-faint);
  letter-spacing: 0.04em;
  margin-bottom: clamp(32px, 5vw, 56px);
  padding-left: 1em;
  text-indent: -1em;
}
.ticket-note::before { content: '※ '; }

.ticket-table--venue {
  min-width: 0;
}

.cta-block {
  text-align: center;
  padding: clamp(32px, 5vw, 52px) 0 0;
  border-top: 1px solid var(--clr-line);
}
.cta-sales-period {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.cta-label {
  display: inline-block;
  padding: 4px 14px;
  background: var(--clr-navy);
  color: #ffffff;
  font-family: var(--ff-sans-jp);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}
.cta-date {
  font-family: var(--ff-sans-jp);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--clr-text);
}
.btn-buy {
  display: inline-block;
  padding: 18px 60px;
  background: var(--clr-red);
  color: #ffffff;
  font-family: var(--ff-sans-jp);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  cursor: pointer;
  border: none;
  transition: opacity 0.3s, transform 0.3s;
}
.btn-buy:hover {
  opacity: 0.88;
  transform: translateY(-2px);
}


/* ============================================================
   EVENT INFO
   ============================================================ */
.event-info {
  padding: clamp(64px, 10vw, 100px) 0;
  background: var(--clr-bg-sub);
}
.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px 40px;
}
.info-block {
  padding: 32px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-line-faint);
  border-left: 3px solid var(--clr-navy);
}
.info-block--notes {
  grid-column: 1 / -1;
}
.info-block-title {
  font-family: var(--ff-sans-jp);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--clr-navy);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--clr-line-faint);
}
.info-dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px 20px;
}
.info-dl dt {
  font-weight: 700;
  color: var(--clr-navy);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  white-space: nowrap;
  padding-top: 2px;
}
.info-dl dd {
  font-size: 0.88rem;
  color: var(--clr-text-dim);
  line-height: 1.8;
}
.info-block p {
  font-size: 0.88rem;
  color: var(--clr-text-dim);
  line-height: 1.9;
}
.notes-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 0.86rem;
  color: var(--clr-text-dim);
  line-height: 1.7;
}
.notes-list li {
  padding-left: 1.4em;
  position: relative;
}
.notes-list li::before {
  content: '※';
  position: absolute;
  left: 0;
  color: var(--clr-red);
  font-size: 0.8em;
}
.note {
  display: block;
  font-size: 0.82em;
  color: var(--clr-text-faint);
  margin-top: 4px;
}
.info-official-link {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--clr-line-faint);
}
.info-official-link a {
  font-size: 0.86rem;
  color: var(--clr-navy);
  transition: color 0.3s;
}
.info-official-link a:hover { color: var(--clr-red); }


/* ============================================================
   EVENT MAIN HEADING
   ============================================================ */
.event-main-heading {
  background: var(--clr-bg-sub);
  padding: clamp(20px, 3vw, 32px) 0 0;
}
.event-main-heading h2 {
  font-family: var(--ff-sans-jp);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--clr-navy);
  letter-spacing: 0.08em;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--clr-navy);
}


/* ============================================================
   EVENT BLOCKS
   ============================================================ */
.event-blocks-section {
  background: var(--clr-bg-sub);
  padding: clamp(32px, 5vw, 56px) 0;
}
.event-blocks-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 36px;
}
.event-block {
  padding: 28px 28px 24px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-line-faint);
  border-left: 3px solid var(--clr-navy);
  min-width: 0;
}
.event-block--full {
  grid-column: 1 / -1;
}
.event-block .container > .event-block-title:not(:first-child) {
  margin-top: 24px;
}
.event-block-title {
  font-family: var(--ff-sans-jp);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--clr-navy);
  letter-spacing: 0.1em;
  margin-bottom: 20px;
  padding: 0 0 12px 14px;
  border-left: 3px solid var(--clr-navy);
  border-bottom: 1px solid var(--clr-line-faint);
}
.event-block-body {
  padding: 0 0 0 2px;
  font-size: 0.88rem;
  color: var(--clr-text);
  line-height: 1.9;
}
.event-block-body p + p { margin-top: 14px; }
.event-block-link {
  margin-top: 16px;
  padding: 12px 16px;
  background: rgba(192, 57, 43, 0.05);
  border-radius: 4px;
  font-size: 0.95rem;
  white-space: nowrap;
}
.link-star {
  color: var(--clr-red);
  font-size: 1.15em;
  line-height: 1;
}
.event-block-link a {
  color: var(--clr-navy);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.3s;
}
.event-block-link a:hover { color: var(--clr-red); }

/* 販売期間ブロック */
.event-block--sales {
  background: var(--clr-navy);
}
.event-block--sales p {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.8;
}

/* 席種エントリー */
.seat-entry {
  padding: 16px 0;
  border-bottom: 1px solid var(--clr-line-faint);
}
.seat-entry:last-of-type { border-bottom: none; }
.seat-entry-head {
  font-family: var(--ff-sans-jp);
  font-weight: 700;
  color: var(--clr-navy);
  margin-bottom: 6px;
  font-size: 0.92rem;
}
.seat-entry-price { color: var(--clr-red); }
.seat-note {
  margin: 16px 0;
  padding: 12px 16px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-line-faint);
  border-left: 3px solid var(--clr-navy);
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--clr-text);
}

.cta-block {
  text-align: center;
  padding: clamp(24px, 4vw, 40px) 0 0;
}
.btn-buy {
  display: inline-block;
  padding: 18px 60px;
  background: var(--clr-red);
  color: #ffffff;
  font-family: var(--ff-sans-jp);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  cursor: pointer;
  border: none;
  transition: opacity 0.3s, transform 0.3s;
}
.btn-buy:hover {
  opacity: 0.88;
  transform: translateY(-2px);
}
@media (max-width: 480px) {
  .btn-buy { padding: 16px 36px; font-size: 0.92rem; }
}


/* ============================================================
   PURCHASE NOTICE
   ============================================================ */
.purchase-notice {
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-line-faint);
  padding: clamp(32px, 5vw, 48px) 0;
}
.purchase-notice p {
  font-size: 0.78rem;
  color: var(--clr-text-faint);
  line-height: 2;
  letter-spacing: 0.03em;
}


/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 720px) {
  .event-blocks-grid { grid-template-columns: 1fr; }
  .event-block--full { grid-column: auto; }
  .hero-meta { flex-direction: column; gap: 16px; }
  .hero-divider { display: none; }
  .info-grid { grid-template-columns: 1fr; }
  .info-block--notes { grid-column: auto; }
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 16px; }

  /* Ticket table → card layout */
  .ticket-table-wrap { overflow-x: visible; }
  .ticket-table,
  .ticket-table tbody,
  .ticket-table tr,
  .ticket-table td { display: block; }
  .ticket-table thead { display: none; }
  .ticket-table { min-width: 0; }
  .ticket-table tr {
    margin-bottom: 16px;
    border: 1px solid var(--clr-line-faint);
    border-left: 3px solid var(--clr-navy);
    background: var(--clr-bg);
  }
  .row-premium { border-left-color: var(--clr-red) !important; }
  .ticket-table td {
    padding: 10px 16px;
    border-bottom: 1px solid var(--clr-line-faint);
    display: flex;
    gap: 12px;
    white-space: normal;
  }
  .ticket-table td:last-child { border-bottom: none; }
  .ticket-table td:nth-child(1)::before { content: '席種'; }
  .ticket-table td:nth-child(2)::before { content: '料金'; }
  .ticket-table td:nth-child(3)::before { content: '定員'; }
  .ticket-table td:nth-child(4)::before { content: '備考'; }
  .ticket-table--venue td:nth-child(1)::before { content: '座席種類'; }
  .ticket-table--venue td:nth-child(2)::before { content: '会場'; }
  .ticket-table td::before {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--clr-navy);
    min-width: 3em;
    flex-shrink: 0;
    padding-top: 2px;
  }
  .seat-name { white-space: normal; }
  .seat-price { font-size: 1rem; }
  .event-block-link { white-space: normal; }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .btn-buy { padding: 16px 36px; font-size: 0.92rem; }
}


/* ============================================================
   FOOTER
   ============================================================ */
footer {
  display: block;
  margin: 0 auto;
  padding: 0;
  background: #666666;
}
footer #footerInner {
  display: block;
  margin: 0 auto;
  overflow: hidden;
}
footer .copyright {
  display: block;
  letter-spacing: 0.1em;
  margin: 0;
  padding: 16px 20px;
  font-size: 80%;
  color: #ffffff;
  text-align: center;
}