/* 天機素問 LIFF 表單樣式
   品牌色：墨黑 + 米白 + 朱砂紅、強調用皇家紫（女性 identity 主色） */

:root {
  --primary: #553C9A;        /* 皇家紫 */
  --primary-dark: #44337A;
  --accent: #BE123C;         /* 朱砂紅 */
  --ink: #2D2436;
  --ink-light: #5F5968;
  --paper: #FAF5FF;          /* 淡紫底 */
  --paper-card: #FFFFFF;
  --border: #E9D8FD;
  --error-bg: #FEE2E2;
  --error-text: #991B1B;
}

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

html, body {
  background: var(--paper);
  color: var(--ink);
  font-family: 'Noto Serif TC', 'Songti SC', 'PMingLiU', serif;
  font-size: 16px;
  line-height: 1.7;
  letter-spacing: 0.03em;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

/* Hero */
.hero {
  text-align: center;
  padding: 16px 0 24px;
}
.brand {
  font-size: 22pt;
  font-weight: 700;
  letter-spacing: 0.3em;
  color: var(--primary);
}
.brand-sub {
  font-size: 11pt;
  color: var(--ink-light);
  margin-top: 6px;
  letter-spacing: 0.15em;
}

/* Card */
.card {
  background: var(--paper-card);
  border-radius: 12px;
  padding: 24px 20px;
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(85, 60, 154, 0.06);
  border: 1px solid var(--border);
}
.intro h1 {
  font-size: 18pt;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--primary-dark);
}
.intro p {
  font-size: 11pt;
  color: var(--ink-light);
}
.intro .price {
  font-size: 18pt;
  font-weight: 700;
  color: var(--accent);
  margin-top: 12px;
  text-align: right;
  letter-spacing: 0.05em;
}

/* Form */
.field {
  margin-bottom: 20px;
}
.field label {
  display: block;
  font-size: 11pt;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--ink);
}
.field .hint {
  display: block;
  font-size: 9pt;
  color: var(--ink-light);
  margin-top: 4px;
}

input[type="text"], input[type="date"], input[type="time"] {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12pt;
  font-family: inherit;
  background: var(--paper-card);
  color: var(--ink);
}
input[type="text"]:focus, input[type="date"]:focus, input[type="time"]:focus {
  outline: 2px solid var(--primary);
  outline-offset: -1px;
  border-color: transparent;
}

.radio-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.radio {
  display: flex;
  align-items: center;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-size: 11pt;
  transition: all 0.15s;
}
.radio input { margin-right: 8px; accent-color: var(--primary); }
.radio:has(input:checked) {
  border-color: var(--primary);
  background: #F3E8FF;
  color: var(--primary-dark);
}

.consent {
  font-size: 9pt;
}
.checkbox {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  cursor: pointer;
  line-height: 1.5;
}
.checkbox input { margin-top: 3px; accent-color: var(--primary); flex-shrink: 0; }
.checkbox span { font-size: 9pt; color: var(--ink-light); font-weight: 400; }

/* Button */
.btn-primary {
  width: 100%;
  padding: 16px;
  background: var(--primary);
  color: white;
  border: 0;
  border-radius: 10px;
  font-size: 13pt;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: background 0.15s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-primary:hover:not(:disabled) {
  background: var(--primary-dark);
}
.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid white;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
.btn-primary.loading .btn-spinner { display: inline-block; }
.btn-primary.loading .btn-label { opacity: 0.7; }
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Error */
.error-msg {
  margin-top: 16px;
  padding: 12px 14px;
  background: var(--error-bg);
  color: var(--error-text);
  border-radius: 8px;
  font-size: 10pt;
  white-space: pre-line;
}

/* Footer */
.footer {
  text-align: center;
  margin-top: 32px;
  font-size: 9pt;
  color: var(--ink-light);
}

/* Pages: success / cancel / error */
.status-page {
  text-align: center;
  padding: 64px 16px;
}
.status-page .status-icon {
  font-size: 48pt;
  margin-bottom: 16px;
}
.status-page h1 {
  font-size: 18pt;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--primary-dark);
}
.status-page p {
  color: var(--ink-light);
  font-size: 11pt;
  margin-bottom: 8px;
}
.status-page .order-id {
  font-family: 'SF Mono', Menlo, monospace;
  font-size: 10pt;
  color: var(--ink-light);
  margin-top: 16px;
}
.status-page.error .status-icon { color: var(--accent); }
.status-page.success .status-icon { color: var(--primary); }