/* ============================================================
   Day Trip Bus Tour Form - Frontend
   ファインツーリスト 共通ツアーデザイン仕様
   （Royal Blue × Gold / 白背景カードUI）
   ============================================================ */

.dtb-form-wrap,
.dtb-form-wrap * {
  box-sizing: border-box;
}

.dtb-form-wrap {
  --dtb-navy: #07194d;
  --dtb-blue: #1645be;
  --dtb-blue-2: #2f6fe0;
  --dtb-gold: #c9a227;
  --dtb-gold-l: #e7c65a;
  --dtb-bg: #f4f6fb;
  --dtb-card: #ffffff;
  --dtb-border: #d7dde5;
  --dtb-border-soft: #e7ebf2;
  --dtb-text: #16213b;
  --dtb-text-sub: #5b6779;
  --dtb-danger: #c0392b;
  --dtb-success: #0f766e;

  color: var(--dtb-text);
  font-feature-settings: "palt";
}

.dtb-form-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
  max-width: 680px;
  margin: 0 auto;
}

.dtb-tour,
.dtb-application {
  border: 1px solid var(--dtb-border);
  border-radius: 12px;
  padding: 22px;
  background: var(--dtb-card);
  box-shadow: 0 4px 18px rgba(7, 25, 77, 0.06);
}

.dtb-pill {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--dtb-blue-2), var(--dtb-blue));
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.dtb-cta-top {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 14px 0 6px;
  padding: 12px 28px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--dtb-gold-l), var(--dtb-gold));
  box-shadow: 0 6px 16px rgba(201, 162, 39, 0.35);
  font-weight: 800;
  letter-spacing: 0.03em;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.15s ease;
}

.dtb-cta-top:hover {
  transform: translateY(-1px);
  box-shadow: 0 9px 22px rgba(201, 162, 39, 0.45);
  color: #fff;
}

.dtb-sticky-cta {
  display: none;
}

#dtb-application-form {
  scroll-margin-top: 16px;
}

.dtb-tour h2,
.dtb-application h2 {
  margin: 14px 0;
  font-size: clamp(16px, 1.45vw, 22px);
  line-height: 1.3;
  letter-spacing: 0;
  color: var(--dtb-navy);
  font-weight: 800;
}

.dtb-tour h2 {
  font-size: clamp(15px, 1.3vw, 20px);
  white-space: normal;
  word-break: keep-all;
  overflow-wrap: break-word;
}

.dtb-slider {
  position: relative;
  overflow: hidden;
  margin: 16px 0;
  border-radius: 10px;
  aspect-ratio: 16 / 7;
  background: var(--dtb-border-soft);
  box-shadow: inset 0 0 0 1px var(--dtb-border);
}

.dtb-slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.dtb-slides img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.dtb-slides img:first-child {
  opacity: 1;
}

.dtb-slides img.is-active {
  opacity: 1;
}

.dtb-slides img:not(.is-active) {
  opacity: 0;
}

.dtb-tour dl {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 10px 12px;
  margin: 18px 0;
  padding: 16px;
  border: 1px solid var(--dtb-border-soft);
  border-radius: 10px;
  background: var(--dtb-bg);
}

.dtb-tour dt {
  font-weight: 700;
  color: var(--dtb-navy);
}

.dtb-tour dd {
  margin: 0;
  white-space: normal;
  overflow-wrap: break-word;
  font-size: 14px;
  color: var(--dtb-text);
}

.dtb-tour h3 {
  margin: 20px 0 8px;
  font-size: 15px;
  font-weight: 800;
  color: var(--dtb-navy);
  padding-left: 10px;
  border-left: 4px solid var(--dtb-gold);
}

.dtb-tour p {
  line-height: 1.8;
  color: var(--dtb-text-sub);
  white-space: pre-line;
}

.dtb-tour ul {
  margin: 0 0 8px;
  padding: 0;
  list-style: none;
}

.dtb-tour ul li {
  position: relative;
  padding: 6px 0 6px 18px;
  line-height: 1.7;
  color: var(--dtb-text);
  border-bottom: 1px dashed var(--dtb-border-soft);
}

.dtb-tour ul li:before {
  content: "";
  position: absolute;
  left: 2px;
  top: 15px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dtb-gold);
}

.dtb-tour ul li:last-child {
  border-bottom: none;
}

.dtb-application label {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
  font-weight: 700;
  color: var(--dtb-navy);
}

.dtb-application input,
.dtb-application select,
.dtb-application textarea {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--dtb-border);
  border-radius: 8px;
  padding: 8px 12px;
  font: inherit;
  color: var(--dtb-text);
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.dtb-application input:focus,
.dtb-application select:focus,
.dtb-application textarea:focus {
  outline: none;
  border-color: var(--dtb-blue);
  box-shadow: 0 0 0 3px rgba(22, 69, 190, 0.14);
}

.dtb-application textarea {
  min-height: 82px;
}

.dtb-two,
.dtb-three {
  display: grid;
  gap: 12px;
  grid-template-columns: 1fr;
}

.dtb-two.dtb-inline {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.dtb-three.dtb-inline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.dtb-count {
  color: var(--dtb-blue);
  font-weight: 800;
}

.dtb-zip {
  display: grid;
  grid-template-columns: 1fr 120px;
  gap: 12px;
  align-items: end;
}

.dtb-zip button {
  min-height: 44px;
  margin-bottom: 14px;
  border: 1px solid var(--dtb-border);
  border-radius: 8px;
  color: var(--dtb-navy);
  background: var(--dtb-bg);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: filter 0.15s ease;
}

.dtb-zip button:hover {
  filter: brightness(0.97);
}

.dtb-companion {
  padding-top: 14px;
  margin-top: 14px;
  margin-bottom: 14px;
  border-top: 1px dashed var(--dtb-border);
}

.dtb-companion h3 {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 800;
  color: var(--dtb-blue);
}

.dtb-payment {
  margin: 0 0 16px;
  padding: 0;
  border: 0;
  display: grid;
  gap: 10px;
}

.dtb-payment legend {
  padding: 0 0 8px;
  font-weight: 800;
  color: var(--dtb-navy);
}

.dtb-payment-option {
  display: flex !important;
  align-items: flex-start;
  gap: 10px;
  margin: 0 !important;
  padding: 12px 14px;
  border: 1px solid var(--dtb-border);
  border-radius: 10px;
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.dtb-payment-option:has(input:checked) {
  border-color: var(--dtb-blue);
  background: rgba(22, 69, 190, 0.05);
}

.dtb-payment-option input {
  width: auto;
  min-height: auto;
  margin-top: 0.3em;
  accent-color: var(--dtb-blue);
}

.dtb-payment-label {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dtb-payment-label strong {
  color: var(--dtb-navy);
  font-size: 14px;
}

.dtb-payment-label small {
  color: var(--dtb-text-sub);
  font-size: 12px;
}

.dtb-terms {
  padding: 16px;
  border: 1px solid #f1d9a8;
  border-radius: 10px;
  background: #fdf6e6;
  margin-bottom: 16px;
}

.dtb-terms p {
  margin: 0 0 10px;
  line-height: 1.7;
  color: var(--dtb-text-sub);
  font-size: 13px;
}

.dtb-check {
  display: flex !important;
  align-items: flex-start;
  gap: 8px;
  margin: 0 !important;
  font-weight: 600 !important;
  color: var(--dtb-text) !important;
}

.dtb-check input {
  width: auto;
  min-height: auto;
  margin-top: 0.35em;
  accent-color: var(--dtb-blue);
}

.dtb-application button[type="submit"],
.dtb-application > button {
  width: 100%;
  min-height: 50px;
  border: 0;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(135deg, var(--dtb-blue-2), var(--dtb-blue));
  box-shadow: 0 6px 18px rgba(22, 69, 190, 0.3);
  font: inherit;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.dtb-application button[type="submit"]:hover,
.dtb-application > button:hover {
  transform: translateY(-1px);
  box-shadow: 0 9px 24px rgba(22, 69, 190, 0.4);
}

.dtb-application button[type="submit"]:active,
.dtb-application > button:active {
  transform: translateY(0);
}

.dtb-application button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.dtb-message {
  margin-top: 12px;
  min-height: 1.5em;
  font-weight: 700;
}

.dtb-message[data-type="success"] {
  color: var(--dtb-success);
}

.dtb-message[data-type="error"] {
  color: var(--dtb-danger);
}

.dtb-footer {
  text-align: center;
  padding: 16px 0 8px;
}

.dtb-legal {
  margin-bottom: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--dtb-border-soft);
}

.dtb-legal p {
  margin: 0 0 4px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--dtb-text-sub);
}

.dtb-legal-title {
  font-weight: 800;
  color: var(--dtb-navy) !important;
  font-size: 12px;
}

.dtb-legal-links a {
  font-size: 12px;
  color: var(--dtb-blue);
  text-decoration: underline;
}

.dtb-legal-links span {
  color: var(--dtb-border);
  margin: 0 4px;
}

.dtb-footer a {
  font-size: 13px;
  color: var(--dtb-text-sub);
  text-decoration: underline;
}

.dtb-footer a:hover {
  color: var(--dtb-blue);
}

@media (max-width: 420px) {
  .dtb-three.dtb-inline {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .dtb-form-wrap,
  .dtb-two,
  .dtb-three,
  .dtb-zip,
  .dtb-tour dl {
    grid-template-columns: 1fr;
  }

  .dtb-tour,
  .dtb-application {
    padding: 18px;
  }

  .dtb-slider {
    aspect-ratio: 4 / 3;
  }

  .dtb-cta-top {
    display: none;
  }

  .dtb-sticky-cta {
    display: block;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
    background: #fff;
    border-top: 1px solid var(--dtb-border, #d7dde5);
    box-shadow: 0 -6px 18px rgba(7, 25, 77, 0.12);
  }

  .dtb-sticky-cta a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    border-radius: 10px;
    color: #fff;
    background: linear-gradient(135deg, var(--dtb-gold-l, #e7c65a), var(--dtb-gold, #c9a227));
    box-shadow: 0 6px 16px rgba(201, 162, 39, 0.35);
    font-weight: 800;
    letter-spacing: 0.03em;
    text-decoration: none;
  }

  body {
    padding-bottom: 72px;
  }
}