/* ========================================
   Where To Support? - スタイル
   参考: Where To Support? index
   ======================================== */

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

body {
  font-family: "Inter", "Noto Sans JP", sans-serif;
  background: #0f1115;
  color: #fff;
  min-height: 100vh;
}

.container {
  max-width: 420px;
  margin: 0 auto;
  padding: 20px;
}

h1 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}

label {
  display: block;
  font-size: 13px;
  opacity: 0.8;
  margin-top: 8px;
  margin-bottom: 8px;
}

label:first-of-type {
  margin-top: 0;
}

select {
  width: 100%;
  padding: 12px;
  padding-right: 36px;
  margin-bottom: 20px;
  font-size: 16px;
  font-family: inherit;
  border-radius: 6px;
  border: none;
  background: #1a1d24;
  color: #fff;
  appearance: none;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 20 20'%3E%3Cpath fill='%23bbb' d='M10 13l-5-5h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
}

select:focus {
  outline: none;
}

/* ボタン */
button {
  width: 100%;
  padding: 12px;
  margin-bottom: 20px;
  font-size: 16px;
  font-family: inherit;
  font-weight: 600;
  border-radius: 6px;
  border: none;
  background: #e60012;
  color: #fff;
  cursor: pointer;
}

button:active {
  opacity: 0.9;
}

button.btn-secondary {
  background: #2a2f3a;
  color: #e0e0e0;
  margin-top: -8px;
}

button.btn-secondary:hover {
  background: #343a44;
}

/* カード（SVGスタジアム配置） */
.card {
  display: none;
  background: #1a1d24;
  border-radius: 12px;
  padding: 16px;
  margin-top: 16px;
}

.card.visible {
  display: block;
}

.stadium {
  font-size: 14px;
  opacity: 0.8;
  margin-bottom: 12px;
}

/* 応援エリア情報 */
.support-area-info {
  margin-bottom: 16px;
}

.support-area-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  padding: 14px;
  border-left: 4px solid #e60012;
}

.support-area-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #fff;
}

.support-area-gate {
  font-size: 13px;
  margin-bottom: 6px;
  opacity: 0.9;
}

.support-area-gate strong {
  color: #e60012;
}

.support-area-desc {
  font-size: 12px;
  line-height: 1.6;
  opacity: 0.85;
}

.stadium-svg {
  display: block;
  width: 100%;
  height: auto;
}

.stadium-svg text {
  font-size: 11px;
  fill: #bbb;
  letter-spacing: 0.15em;
}

/* 応援エリア図（スタジアム案内画像） */
.card-stadium-image .stadium-image-caption {
  font-size: 12px;
  opacity: 0.85;
  margin-bottom: 12px;
  color: #b0b8c0;
}

.stadium-guide-image {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 6px;
}

/* 日差し・影ガイド（抽象図） */
.card-sun-shadow .sun-shadow-caption {
  font-size: 12px;
  opacity: 0.85;
  margin-bottom: 12px;
  color: #b0b8c0;
}

.sun-shadow-svg text {
  font-size: 10px;
  fill: #9ca3af;
}

.sun-shadow-legend {
  font-size: 9px;
  fill: #8b92a0;
}

.sun-shadow-official-link,
.stadium-seat-link {
  margin-top: 14px;
  font-size: 13px;
}

.sun-shadow-official-link a,
.stadium-seat-link a {
  color: #60a5fa;
  text-decoration: none;
}

.sun-shadow-official-link a:hover,
.stadium-seat-link a:hover {
  text-decoration: underline;
}

/* 座席サマリー（座席と入場ゲート） */
.stadium-seating-summary {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.stadium-seating-summary.has-content {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.seating-summary-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 12px;
  color: #fff;
}

.seating-summary-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 8px;
  overflow: hidden;
}

.seating-summary-table th,
.seating-summary-table td {
  padding: 10px 12px;
  text-align: left;
  border: 1px solid rgba(255, 255, 255, 0.12);
  vertical-align: top;
}

.seating-summary-table thead tr {
  background: rgba(255, 255, 255, 0.06);
}

.seating-summary-table th {
  font-weight: 600;
  color: #e0e0e0;
  white-space: nowrap;
}

.seating-summary-table tbody tr {
  background: rgba(255, 255, 255, 0.02);
}

.seating-summary-table td {
  color: #d0d4d8;
  line-height: 1.5;
}

.seating-summary-table td:first-child {
  font-weight: 600;
  color: #e8eaed;
  width: 140px;
}

.seating-summary-subtitle {
  font-size: 13px;
  font-weight: 600;
  color: #e0e0e0;
  margin: 16px 0 8px;
}

.seating-gate-list {
  font-size: 12px;
  color: #d0d4d8;
  line-height: 1.5;
  margin: 0 0 10px;
  padding-left: 0;
}

.seating-gate-list strong {
  color: #e8eaed;
}

.seating-gate-note {
  margin-top: 12px;
  font-size: 11px;
  opacity: 0.85;
}

.seating-gate-position-list {
  margin: 8px 0 0;
  padding-left: 20px;
  font-size: 12px;
  color: #d0d4d8;
  line-height: 1.7;
}

.seating-gate-position-list li {
  margin-bottom: 6px;
}

.seating-gate-position-list strong {
  color: #e8eaed;
}

/* ゲート説明表 */
.gate-table {
  margin-top: 20px;
  font-size: 13px;
}

.gate-table table {
  width: 100%;
  border-collapse: collapse;
}

.gate-table th,
.gate-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.gate-table th {
  font-weight: 600;
  opacity: 0.9;
  width: 80px;
}

.gate-table td {
  opacity: 0.85;
  line-height: 1.5;
}

.gate-table tr:last-child td {
  border-bottom: none;
}

/* 免責事項フッター */
.disclaimer {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.disclaimer p {
  font-size: 11px;
  line-height: 1.6;
  opacity: 0.6;
  color: #bbb;
}