:root {
  --teal: #6fae7f;
  --teal-dark: #4a8c5c;
  --teal-light: #e8f5ec;
  --bg: #eef7f0;
  --card: #ffffff;
  --ink: #1a2e20;
  --ink-soft: #3a4f3f;
  --muted: #6b8a72;
  --line: #d4e6d8;
  --danger: #dc2626;
  --warn: #d97706;
  --ok: #16a34a;
  --radius: 14px;
  --shadow: 0 4px 16px rgba(111, 174, 127, 0.15);
  --shadow-lg: 0 8px 28px rgba(111, 174, 127, 0.20);
  --maxw: 920px;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 18px;            /* 大字体基线 */
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body { min-height: 100vh; padding-bottom: env(safe-area-inset-bottom); }

/* === 顶部栏 === */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: linear-gradient(135deg, var(--teal), var(--teal-dark));
  color: #fff;
  padding: 14px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow);
  padding-top: calc(14px + env(safe-area-inset-top));
}
.topbar .logo,
.topbar .logo-img {
  width: 40px; height: 40px;
  border-radius: 10px;
  flex: 0 0 auto;
  object-fit: cover;
}
.topbar .logo {
  background: #fff;
  display: grid; place-items: center;
  font-size: 22px;
}
.topbar h1 {
  font-size: 20px;
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.2px;
  flex: 1 1 auto;
}
.topbar .nav-btn {
  background: rgba(255,255,255,0.18);
  border: 0;
  color: #fff;
  font-size: 16px;
  padding: 10px 14px;
  border-radius: 10px;
  cursor: pointer;
}
.topbar .nav-btn:active { background: rgba(255,255,255,0.32); }
.topbar #lang-toggle {
  background: rgba(255,255,255,0.28);
  font-weight: 700;
  min-width: 56px;
}
.topbar #lang-toggle.on { box-shadow: inset 0 0 0 2px rgba(255,255,255,0.8); }

/* === 容器 === */
.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 18px 16px 48px;
}

/* === 卡片 === */
.card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.card h2 {
  margin: 0 0 6px;
  font-size: 22px;
  color: var(--teal-dark);
}
.card .sub {
  color: var(--muted);
  font-size: 15px;
  margin: 0 0 16px;
}

/* === 表单 === */
.field { margin-bottom: 14px; }
.field > label {
  display: block;
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--ink-soft);
}
.field .hint { font-size: 13px; color: var(--muted); margin-top: 4px; }

input[type="text"], input[type="tel"], input[type="email"],
input[type="date"], input[type="search"], input[type="password"],
input[type="number"], select, textarea {
  width: 100%;
  font-size: 18px;
  padding: 14px 14px;
  border: 2px solid var(--line);
  border-radius: 12px;
  background: #fff;
  color: var(--ink);
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(15,118,110,0.16);
}

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 600px) { .grid2 { grid-template-columns: 1fr; } }

/* === 多选部位 chips === */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip {
  border: 2px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 12px 18px;
  font-size: 17px;
  cursor: pointer;
  user-select: none;
  transition: all .12s;
}
.chip.on {
  background: var(--teal);
  border-color: var(--teal);
  color: #fff;
}

/* 布尔勾选行（手术/过敏/用药/怀孕） */
.bool-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
  font-size: 17px;
}
.bool-row:last-child { border-bottom: 0; }
.bool-row label { flex: 1; }
.bool-row input[type="checkbox"] {
  width: 26px; height: 26px;
  accent-color: var(--teal);
}

/* === 大按钮 === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 19px;
  font-weight: 700;
  padding: 16px 24px;
  border-radius: 14px;
  border: 0;
  cursor: pointer;
  min-height: 56px;       /* iPad 触控友好 */
  transition: transform .08s, opacity .15s;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--teal); color: #fff; width: 100%; }
.btn-primary:disabled { background: #94a3b8; cursor: not-allowed; }
.btn-primary.submitted { background: var(--ok); cursor: default; }
.btn-ghost { background: #fff; color: var(--teal-dark); border: 2px solid var(--teal); }
.btn-danger { background: #fff; color: var(--danger); border: 2px solid var(--danger); }
.btn-sm { font-size: 16px; padding: 10px 14px; min-height: 44px; }

/* === 签名画布 === */
.sig-wrap {
  border: 2px dashed var(--line);
  border-radius: 12px;
  padding: 8px;
  background: #fff;
  position: relative;
}
.sig-wrap canvas {
  display: block;
  width: 100%;
  height: 220px;
  border-radius: 8px;
  background: #fafafa;
  touch-action: none;
}
.sig-tools { display: flex; gap: 8px; margin-top: 8px; }

/* === 隐私声明 === */
.privacy {
  margin-top: 24px;
  padding: 16px;
  background: var(--teal-light);
  border-radius: 12px;
  font-size: 14px;
  color: var(--teal-dark);
  line-height: 1.55;
}
.privacy strong { display: block; margin-bottom: 4px; }

/* === 列表 === */
.list { list-style: none; margin: 0; padding: 0; }
.list li {
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 10px;
}
.list li:last-child { border-bottom: 0; }
.list .meta { color: var(--muted); font-size: 14px; }

/* === Toast === */
#toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translateX(-50%) translateY(20px);
  background: var(--ink);
  color: #fff;
  padding: 14px 20px;
  border-radius: 12px;
  font-size: 16px;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: all .25s;
  max-width: 90vw;
  text-align: center;
}
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast.err { background: var(--danger); }
#toast.ok { background: var(--ok); }

/* === 标签 === */
.tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 13px;
  background: var(--teal-light);
  color: var(--teal-dark);
  margin: 2px;
}

/* === 隐藏 === */
.hidden { display: none !important; }

/* === 店员后台表格 === */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { padding: 10px 8px; text-align: left; border-bottom: 1px solid var(--line); }
th { background: var(--teal-light); color: var(--teal-dark); }

/* === PIN 输入 === */
.pin-input {
  letter-spacing: 8px;
  text-align: center;
  font-size: 28px;
}

/* === 空状态 === */
.empty {
  text-align: center;
  padding: 40px 16px;
  color: var(--muted);
}
.empty .emoji { font-size: 48px; display: block; margin-bottom: 8px; }

/* === 店员/按摩师填写区 === */
.staff-section {
  border: 2px dashed var(--teal);
  background: #f0fdfa;
  border-radius: 12px;
  padding: 14px;
  margin-top: 4px;
}
.staff-section .staff-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--teal-dark);
  font-size: 15px;
  margin-bottom: 10px;
}
.staff-section .staff-head .badge {
  background: var(--teal);
  color: #fff;
  font-size: 12px;
  padding: 2px 8px;
  border-radius: 999px;
  letter-spacing: 0.4px;
}

/* === 段控（Yes/No 显式选择） === */
.seg {
  display: inline-flex;
  border: 2px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
}
.seg button {
  background: #fff;
  border: 0;
  padding: 10px 18px;
  font-size: 16px;
  cursor: pointer;
  color: var(--ink-soft);
  font-family: inherit;
}
.seg button.on.yes { background: var(--ok); color: #fff; }
.seg button.on.no { background: var(--muted); color: #fff; }
.seg button.on { background: var(--teal); color: #fff; }
.seg button.on.yes, .seg button.on.no { /* YesNo 专属色覆盖通用 */ }
.seg button:disabled { opacity: 0.5; cursor: not-allowed; }

/* === 时长数字输入 === */
.dur-input {
  display: flex;
  align-items: center;
  gap: 8px;
}
.dur-input input {
  width: 90px !important;
  text-align: center;
}
.dur-input .suffix {
  font-size: 18px;
  color: var(--muted);
  font-weight: 600;
}

/* ---- 改密码弹窗 ---- */
.pin-overlay {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0, 0, 0, 0.45);
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.pin-modal {
  background: var(--card);
  border-radius: 16px;
  width: 100%; max-width: 420px;
  max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: pinFadeIn 0.2s ease;
}
@keyframes pinFadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.pin-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px 12px;
  border-bottom: 1px solid var(--line);
}
.pin-modal-header h3 {
  font-size: 17px; margin: 0; color: var(--teal-dark);
}
.pin-modal-close {
  border: none; background: none; font-size: 24px;
  cursor: pointer; color: var(--muted); padding: 0 4px;
  line-height: 1;
}
.pin-modal-close:hover { color: var(--danger); }
.pin-modal-body {
  padding: 16px 20px 20px;
}
.pin-modal-body .field { margin-bottom: 12px; }

.pin-steps {
  display: flex; align-items: center;
  padding: 12px 20px;
  gap: 0;
}
.pin-step-dot {
  width: 28px; height: 28px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 13px; font-weight: 700;
  background: var(--line); color: var(--muted);
  flex: 0 0 auto; transition: all 0.2s;
}
.pin-step-dot.active {
  background: var(--teal); color: #fff;
}
.pin-step-dot.done {
  background: var(--ok); color: #fff;
}
.pin-step-line {
  flex: 1; height: 3px; background: var(--line);
  margin: 0 4px; border-radius: 2px;
}
.pin-step-line.done { background: var(--ok); }

.pin-step-label {
  font-size: 14px; font-weight: 600; color: var(--teal-dark);
  margin: 0 0 4px;
}
.pin-code-hint {
  background: var(--teal-light);
  border-radius: 8px;
  padding: 8px 12px;
  margin: 8px 0 12px;
  font-size: 14px;
}
.pin-code-hint strong {
  font-size: 18px; letter-spacing: 2px; color: var(--teal-dark);
}