/* =======================================================
   Tokyo Cycling Tour Planner — Stylesheet
   Aesthetic: Japanese travel · warm indigo × amber × cream
   ======================================================= */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700;900&family=Shippori+Mincho:wght@400;700&display=swap');

/* ---- CSS Variables ---- */
:root {
  --tct-bg:         #f5f0e8;
  --tct-surface:    #ffffff;
  --tct-indigo:     #1e2a5e;
  --tct-indigo-mid: #2e3f8f;
  --tct-amber:      #e8853a;
  --tct-amber-lt:   #f5a96a;
  --tct-red:        #c0392b;
  --tct-green:      #27ae60;
  --tct-text:       #1a1a2e;
  --tct-muted:      #6b7280;
  --tct-border:     #ddd8cc;
  --tct-shadow:     0 4px 24px rgba(30,42,94,0.12);
  --tct-radius:     16px;
  --tct-radius-sm:  10px;
  --tct-font:       'Noto Sans JP', sans-serif;
  --tct-serif:      'Shippori Mincho', serif;
}

/* ---- Base ---- */
.tct-wrap {
  font-family: var(--tct-font);
  color: var(--tct-text);
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px 60px;
  box-sizing: border-box;
}

.tct-wrap *, .tct-wrap *::before, .tct-wrap *::after {
  box-sizing: inherit;
}

/* ---- HERO ---- */
.tct-hero {
  text-align: center;
  padding: 48px 24px 40px;
  background: linear-gradient(135deg, var(--tct-indigo) 0%, var(--tct-indigo-mid) 60%, #3a5298 100%);
  border-radius: var(--tct-radius);
  margin-bottom: 32px;
  position: relative;
  overflow: hidden;
}

.tct-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='8'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.tct-hero-badge {
  display: inline-block;
  background: var(--tct-amber);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.tct-hero-title {
  font-family: var(--tct-serif);
  font-size: clamp(28px, 6vw, 42px);
  font-weight: 700;
  color: #fff;
  line-height: 1.25;
  margin: 0 0 16px;
  letter-spacing: -0.01em;
}

.tct-hero-sub {
  font-size: 14px;
  color: rgba(255,255,255,0.78);
  line-height: 1.8;
  margin: 0;
}

/* ---- FORM ---- */
.tct-form {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.tct-q-block {
  background: var(--tct-surface);
  border-radius: var(--tct-radius);
  padding: 24px;
  box-shadow: var(--tct-shadow);
  border: 1px solid var(--tct-border);
}

.tct-q-num {
  display: inline-block;
  background: var(--tct-indigo);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.tct-q-label {
  font-size: 16px;
  font-weight: 700;
  color: var(--tct-text);
  margin-bottom: 16px;
  line-height: 1.5;
}

.tct-multi {
  font-size: 12px;
  font-weight: 400;
  color: var(--tct-muted);
  margin-left: 8px;
}

/* Chips */
.tct-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tct-chip {
  background: var(--tct-bg);
  border: 2px solid var(--tct-border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 14px;
  font-family: var(--tct-font);
  font-weight: 500;
  color: var(--tct-text);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.tct-chip:hover {
  border-color: var(--tct-amber);
  background: #fff8f0;
  color: var(--tct-amber);
}

.tct-chip.active {
  background: var(--tct-indigo);
  border-color: var(--tct-indigo);
  color: #fff;
}

/* Radio Cards */
.tct-radio-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
}

.tct-radio-card {
  position: relative;
  cursor: pointer;
}

.tct-radio-card input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.tct-radio-icon {
  display: block;
  font-size: 28px;
  margin-bottom: 6px;
}

.tct-radio-label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

.tct-radio-sub {
  display: block;
  font-size: 11px;
  color: var(--tct-muted);
}

.tct-radio-card > span:not(.tct-radio-icon) {
  pointer-events: none;
}

.tct-radio-card:has(input:checked) .tct-radio-icon,
.tct-radio-card:has(input:checked) .tct-radio-label,
.tct-radio-card:has(input:checked) .tct-radio-sub {
  /* handled by card wrapper */
}

.tct-radio-card {
  background: var(--tct-bg);
  border: 2px solid var(--tct-border);
  border-radius: var(--tct-radius-sm);
  padding: 16px 12px;
  text-align: center;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.tct-radio-card:hover {
  border-color: var(--tct-amber-lt);
  background: #fff9f3;
}

.tct-radio-card.selected {
  background: var(--tct-indigo);
  border-color: var(--tct-indigo);
  color: #fff;
}

.tct-radio-card.selected .tct-radio-sub {
  color: rgba(255,255,255,0.7);
}

/* Submit Button */
.tct-btn-primary {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  background: linear-gradient(135deg, var(--tct-amber) 0%, #d4612a 100%);
  color: #fff;
  border: none;
  border-radius: var(--tct-radius);
  padding: 18px 32px;
  font-size: 17px;
  font-weight: 700;
  font-family: var(--tct-font);
  cursor: pointer;
  transition: all 0.25s ease;
  box-shadow: 0 6px 20px rgba(232,133,58,0.4);
  width: 100%;
  margin-top: 8px;
}

.tct-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(232,133,58,0.5);
}

.tct-btn-primary:active {
  transform: translateY(0);
}

.tct-btn-arrow {
  font-size: 20px;
  transition: transform 0.2s;
}

.tct-btn-primary:hover .tct-btn-arrow {
  transform: translateX(4px);
}

/* Form Error */
.tct-form-error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  border-radius: var(--tct-radius-sm);
  color: var(--tct-red);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 500;
}

/* ---- LOADING ---- */
.tct-loading-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 80px 24px;
  text-align: center;
}

.tct-bike-anim {
  position: relative;
  width: 200px;
  height: 80px;
  margin-bottom: 32px;
}

.tct-bike {
  font-size: 48px;
  animation: tct-ride 1.5s ease-in-out infinite;
  display: inline-block;
}

@keyframes tct-ride {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

.tct-road {
  position: absolute;
  bottom: 0;
  left: -40px;
  right: -40px;
  height: 3px;
  background: repeating-linear-gradient(
    90deg,
    var(--tct-indigo) 0px,
    var(--tct-indigo) 20px,
    transparent 20px,
    transparent 40px
  );
  animation: tct-road-scroll 0.6s linear infinite;
}

@keyframes tct-road-scroll {
  from { background-position: 0 0; }
  to   { background-position: -40px 0; }
}

.tct-loading-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--tct-indigo);
  margin: 0 0 20px;
}

.tct-loading-msgs {
  position: relative;
  height: 28px;
  overflow: hidden;
}

.tct-loading-msg {
  position: absolute;
  left: 0; right: 0;
  font-size: 15px;
  color: var(--tct-muted);
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
}

.tct-loading-msg.active {
  opacity: 1;
  transform: translateY(0);
}

/* ---- RESULT ---- */
.tct-result-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.tct-back-btn {
  background: none;
  border: 2px solid var(--tct-border);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 13px;
  font-family: var(--tct-font);
  font-weight: 600;
  color: var(--tct-muted);
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.tct-back-btn:hover {
  border-color: var(--tct-indigo);
  color: var(--tct-indigo);
}

.tct-result-title {
  font-family: var(--tct-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--tct-indigo);
  margin: 0;
}

/* Summary Bar */
.tct-summary-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 20px;
}

.tct-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: 999px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--tct-indigo);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.tct-badge.amber {
  background: #fff5eb;
  border-color: var(--tct-amber-lt);
  color: #a0522d;
}

/* Map */
.tct-map-container {
  position: relative;
  border-radius: var(--tct-radius);
  overflow: hidden;
  box-shadow: var(--tct-shadow);
  margin-bottom: 28px;
  border: 1px solid var(--tct-border);
}

#tct-map {
  width: 100%;
  height: 400px;
  display: none;
}

.tct-map-placeholder {
  width: 100%;
  height: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eef2ff, #f0f5ff);
  color: var(--tct-muted);
  text-align: center;
  gap: 8px;
}

.tct-map-placeholder span { font-size: 40px; }
.tct-map-placeholder p    { font-size: 14px; line-height: 1.7; margin: 0; }

/* Spots List */
.tct-spots-wrap {
  margin-bottom: 28px;
}

.tct-spots-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--tct-indigo);
  margin: 0 0 14px;
}

.tct-spots-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tct-spot-card {
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: var(--tct-radius);
  padding: 18px 20px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
  cursor: pointer;
  transition: all 0.25s ease;
}

.tct-spot-card:hover {
  border-color: var(--tct-amber-lt);
  box-shadow: 0 6px 20px rgba(232,133,58,0.15);
  transform: translateY(-2px);
}

.tct-spot-num {
  width: 36px;
  height: 36px;
  background: var(--tct-indigo);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  flex-shrink: 0;
}

.tct-spot-content {}

.tct-spot-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

.tct-spot-emoji { font-size: 18px; }

.tct-spot-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--tct-text);
}

.tct-spot-name-en {
  font-size: 12px;
  color: var(--tct-muted);
  font-weight: 400;
}

.tct-spot-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.tct-spot-tag {
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 999px;
  font-weight: 600;
}

.tct-spot-tag.cat   { background: #ede9fe; color: #5b21b6; }
.tct-spot-tag.time  { background: #fef3c7; color: #92400e; }

.tct-spot-desc {
  font-size: 13px;
  color: var(--tct-text);
  line-height: 1.7;
  margin-bottom: 6px;
}

.tct-spot-tips {
  font-size: 12px;
  color: var(--tct-muted);
  line-height: 1.6;
  padding: 8px 12px;
  background: var(--tct-bg);
  border-radius: 8px;
  border-left: 3px solid var(--tct-amber-lt);
}

/* Route Description */
.tct-route-desc-wrap {
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: var(--tct-radius);
  padding: 24px;
  margin-bottom: 28px;
  box-shadow: var(--tct-shadow);
}

.tct-route-desc-wrap h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--tct-indigo);
  margin: 0 0 12px;
}

.tct-route-summary {
  font-size: 14px;
  line-height: 1.85;
  color: var(--tct-text);
  margin: 0 0 10px;
}

.tct-best-season {
  font-size: 13px;
  color: var(--tct-muted);
  margin: 0;
  font-style: italic;
}

/* Satisfaction */
.tct-satisfaction-wrap {
  background: linear-gradient(135deg, #f0f4ff, #e8f4fd);
  border: 1px solid #c7d8f5;
  border-radius: var(--tct-radius);
  padding: 24px;
  margin-bottom: 28px;
}

.tct-satisfaction-bubble {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 20px;
}

.tct-ai-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.tct-satisfaction-msg {
  font-size: 15px;
  line-height: 1.75;
  color: var(--tct-indigo);
  font-weight: 500;
  margin: 4px 0 0;
}

.tct-satisfaction-btns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.tct-btn-yes,
.tct-btn-no {
  padding: 14px;
  border-radius: var(--tct-radius-sm);
  font-size: 14px;
  font-weight: 700;
  font-family: var(--tct-font);
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid;
}

.tct-btn-yes {
  background: var(--tct-green);
  color: #fff;
  border-color: var(--tct-green);
  box-shadow: 0 4px 12px rgba(39,174,96,0.3);
}

.tct-btn-yes:hover {
  background: #219a52;
  transform: translateY(-1px);
}

.tct-btn-no {
  background: #fff;
  color: var(--tct-indigo);
  border-color: var(--tct-indigo);
}

.tct-btn-no:hover {
  background: var(--tct-bg);
  transform: translateY(-1px);
}

/* Complete */
.tct-complete-wrap {
  text-align: center;
  padding: 40px 24px;
  background: linear-gradient(135deg, var(--tct-indigo), var(--tct-indigo-mid));
  border-radius: var(--tct-radius);
  color: #fff;
}

.tct-complete-icon { font-size: 56px; margin-bottom: 16px; animation: tct-bounce 0.6s ease; }

@keyframes tct-bounce {
  0%   { transform: scale(0.5); opacity: 0; }
  70%  { transform: scale(1.1); }
  100% { transform: scale(1); opacity: 1; }
}

.tct-complete-wrap h3 {
  font-family: var(--tct-serif);
  font-size: 24px;
  margin: 0 0 10px;
}

.tct-complete-wrap p {
  font-size: 15px;
  color: rgba(255,255,255,0.82);
  line-height: 1.7;
  margin: 0 0 24px;
}

.tct-btn-reset {
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.4);
  color: #fff;
  border-radius: 999px;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--tct-font);
  cursor: pointer;
  transition: all 0.2s;
}

.tct-btn-reset:hover {
  background: rgba(255,255,255,0.25);
}

/* ---- REFINEMENT ---- */
.tct-refine-wrap {
  padding: 8px 0;
}

.tct-ai-bubble {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: linear-gradient(135deg, #1e2a5e, #2e3f8f);
  border-radius: var(--tct-radius);
  padding: 24px;
  margin-bottom: 24px;
  color: #fff;
}

.tct-ai-icon-lg { font-size: 40px; flex-shrink: 0; }

.tct-refine-title {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 8px;
}

.tct-refine-sub {
  font-size: 14px;
  color: rgba(255,255,255,0.78);
  margin: 0;
  line-height: 1.7;
}

.tct-refine-suggestions { margin-bottom: 24px; }

.tct-suggest-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--tct-muted);
  margin: 0 0 10px;
}

.tct-suggest-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tct-suggest-chip {
  background: var(--tct-surface);
  border: 1px solid var(--tct-border);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 13px;
  font-family: var(--tct-font);
  color: var(--tct-text);
  cursor: pointer;
  transition: all 0.2s;
}

.tct-suggest-chip:hover {
  border-color: var(--tct-indigo);
  background: #f0f4ff;
  color: var(--tct-indigo);
}

.tct-textarea {
  width: 100%;
  border: 2px solid var(--tct-border);
  border-radius: var(--tct-radius-sm);
  padding: 14px 16px;
  font-size: 15px;
  font-family: var(--tct-font);
  color: var(--tct-text);
  background: var(--tct-surface);
  resize: vertical;
  transition: border-color 0.2s;
  margin-bottom: 16px;
}

.tct-textarea:focus {
  border-color: var(--tct-indigo);
  outline: none;
  box-shadow: 0 0 0 3px rgba(30,42,94,0.1);
}

.tct-refine-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.tct-btn-back-result {
  background: none;
  border: 2px solid var(--tct-border);
  border-radius: 999px;
  padding: 12px 20px;
  font-size: 14px;
  font-family: var(--tct-font);
  font-weight: 600;
  color: var(--tct-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s;
}

.tct-btn-back-result:hover {
  border-color: var(--tct-indigo);
  color: var(--tct-indigo);
}

.tct-refine-actions .tct-btn-primary {
  flex: 1;
  margin: 0;
  padding: 14px 24px;
  font-size: 15px;
}

/* ---- Responsive ---- */
@media (max-width: 560px) {
  .tct-radio-group {
    grid-template-columns: repeat(2, 1fr);
  }

  .tct-satisfaction-btns {
    grid-template-columns: 1fr;
  }

  .tct-refine-actions {
    flex-direction: column;
  }

  .tct-refine-actions .tct-btn-back-result {
    width: 100%;
    text-align: center;
  }

  .tct-spot-card {
    grid-template-columns: 1fr;
  }

  .tct-spot-num {
    display: none;
  }
}

/* ---- GOOGLE MAPS PANEL ---- */
.tct-gmaps-panel {
  background: var(--tct-surface);
  border: 2px solid #4285f4;
  border-radius: var(--tct-radius);
  padding: 22px 24px;
  margin-bottom: 28px;
  box-shadow: 0 4px 20px rgba(66,133,244,0.12);
}

.tct-gmaps-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}

.tct-gmaps-icon { font-size: 30px; flex-shrink: 0; }

.tct-gmaps-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--tct-indigo);
  margin: 0 0 4px;
}

.tct-gmaps-sub {
  font-size: 13px;
  color: var(--tct-muted);
  margin: 0;
  line-height: 1.5;
}

.tct-gmaps-btns {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.tct-gmaps-btn {
  display: flex;
  align-items: center;
  gap: 14px;
  border-radius: var(--tct-radius-sm);
  padding: 14px 16px;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  font-family: var(--tct-font);
}

.tct-gmaps-btn--primary {
  background: #4285f4;
  color: #fff;
  border-color: #4285f4;
  box-shadow: 0 4px 14px rgba(66,133,244,0.35);
}

.tct-gmaps-btn--primary:hover {
  background: #3367d6;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(66,133,244,0.4);
  color: #fff;
  text-decoration: none;
}

.tct-gmaps-btn--secondary {
  background: var(--tct-bg);
  color: var(--tct-indigo);
  border-color: #c5d4f5;
}

.tct-gmaps-btn--secondary:hover {
  background: #eef2ff;
  border-color: #4285f4;
  transform: translateY(-2px);
}

.tct-gmaps-btn-icon {
  font-size: 20px;
  flex-shrink: 0;
  width: 28px;
  text-align: center;
}

.tct-gmaps-btn-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.tct-gmaps-btn-text strong {
  font-size: 14px;
  font-weight: 700;
  display: block;
}

.tct-gmaps-btn--primary .tct-gmaps-btn-text small  { color: rgba(255,255,255,0.8); font-size: 12px; }
.tct-gmaps-btn--secondary .tct-gmaps-btn-text small { color: var(--tct-muted); font-size: 12px; }

.tct-gmaps-ext {
  font-size: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}

/* How-to accordion */
.tct-howto {
  border-top: 1px solid #dde8fc;
  padding-top: 12px;
}

.tct-howto-summary {
  font-size: 13px;
  font-weight: 600;
  color: #4285f4;
  cursor: pointer;
  user-select: none;
  list-style: none;
  padding: 4px 0;
}

.tct-howto-summary::-webkit-details-marker { display: none; }
.tct-howto-summary::before { content: '▶ '; font-size: 10px; }
details[open] .tct-howto-summary::before { content: '▼ '; }

.tct-howto-steps {
  margin: 12px 0 0 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tct-howto-steps li {
  font-size: 13px;
  color: var(--tct-text);
  line-height: 1.6;
}

.tct-howto-steps a { color: #4285f4; text-decoration: underline; }
.tct-howto-steps code {
  background: #f0f4ff;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 12px;
  color: #1e2a5e;
}

@media (min-width: 560px) {
  .tct-gmaps-btns { flex-direction: row; }
  .tct-gmaps-btn  { flex: 1; }
}