/* === OpenBiz-Booking Customer — Base Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg: #faf9f7;
  --color-surface: #ffffff;
  --color-primary: #4a7c59;
  --color-primary-light: #6aab7a;
  --color-text: #2d2d2d;
  --color-text-muted: #888;
  --color-border: #e0ddd8;
  --color-error: #c0392b;
  --radius: 12px;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
  font-family: 'Noto Sans TC', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100dvh;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

a { color: inherit; text-decoration: none; }

/* Utility */
.page { max-width: 480px; margin: 0 auto; padding: 0 16px 80px; }
.card { background: var(--color-surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.btn-primary {
  display: block; width: 100%; padding: 14px;
  background: var(--color-primary); color: #fff;
  border-radius: var(--radius); font-size: 16px; font-weight: 600;
  text-align: center; letter-spacing: .5px;
  transition: background .2s;
}
.btn-primary:hover { background: var(--color-primary-light); }
.btn-primary:disabled { opacity: .5; cursor: not-allowed; }
.section-title { font-size: 13px; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 10px; }
.divider { height: 1px; background: var(--color-border); margin: 20px 0; }
.error-msg { color: var(--color-error); font-size: 14px; margin-top: 8px; }