/* ===== 公共变量与重置 ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;700;900&family=Noto+Serif+SC:wght@400;600;700&display=swap');

:root {
  --green-dark: #1b3a2d;
  --green-primary: #2e6b4f;
  --green-mid: #3d8b65;
  --green-light: #5aaa7e;
  --green-pale: #a8d5b5;
  --green-bg: #e4f5ea;
  --green-ultra: #f3faf5;

  --warm-bg: #faf7f2;
  --warm-card: #ffffff;
  --warm-border: #e8dfd0;
  --warm-gold: #b07d2a;
  --warm-gold-light: #fdf0d5;

  --text-primary: #1a2d1f;
  --text-secondary: #4a6050;
  --text-muted: #8aaa92;
  --text-white: #ffffff;

  --red: #e53e3e;
  --red-light: #fed7d7;
  --orange: #dd6b20;
  --orange-light: #feebc8;
  --blue: #2b6cb0;
  --blue-light: #bee3f8;

  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 6px rgba(45,106,79,0.07);
  --shadow-md: 0 4px 20px rgba(45,106,79,0.12);
  --shadow-lg: 0 8px 40px rgba(45,106,79,0.16);

  --transition: 0.2s ease;
  --font: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
  --font-display: 'Noto Serif SC', 'Noto Sans SC', 'PingFang SC', serif;
}

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

body {
  font-family: var(--font);
  background: var(--warm-bg);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--green-primary); text-decoration: none; }
button { font-family: var(--font); cursor: pointer; border: none; outline: none; }
input, textarea, select { font-family: var(--font); outline: none; border: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

/* ===== 通用组件 ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 22px; border-radius: var(--radius-full);
  font-size: 14px; font-weight: 600; transition: all var(--transition);
  letter-spacing: 0.02em;
}
.btn-primary {
  background: linear-gradient(135deg, var(--green-mid), var(--green-primary));
  color: var(--text-white);
  box-shadow: 0 3px 12px rgba(45,106,79,0.35);
}
.btn-primary:hover { background: linear-gradient(135deg, var(--green-primary), var(--green-dark)); transform: translateY(-1px); box-shadow: 0 5px 16px rgba(45,106,79,0.4); }
.btn-secondary {
  background: var(--green-bg); color: var(--green-primary); border: 1.5px solid var(--green-pale);
}
.btn-secondary:hover { background: var(--green-pale); color: var(--green-dark); }
.btn-danger { background: var(--red); color: #fff; }
.btn-danger:hover { background: #c53030; }
.btn-outline { background: transparent; border: 1.5px solid var(--green-primary); color: var(--green-primary); }
.btn-outline:hover { background: var(--green-bg); }
.btn-sm { padding: 6px 16px; font-size: 12px; }
.btn-lg { padding: 14px 36px; font-size: 16px; font-weight: 700; }
.btn:disabled { opacity: 0.45; pointer-events: none; }

.card {
  background: var(--warm-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--warm-border);
  overflow: hidden;
}

.badge {
  display: inline-block; padding: 3px 10px;
  border-radius: var(--radius-full); font-size: 12px; font-weight: 600;
}
.badge-green { background: var(--green-bg); color: var(--green-primary); }
.badge-orange { background: var(--orange-light); color: var(--orange); }
.badge-red { background: var(--red-light); color: var(--red); }
.badge-blue { background: var(--blue-light); color: var(--blue); }
.badge-gray { background: #f0f0f0; color: #666; }

/* 表单 */
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.form-label { font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.form-control {
  padding: 11px 16px;
  border: 1.5px solid var(--warm-border);
  border-radius: var(--radius-md);
  font-size: 14px; color: var(--text-primary);
  background: #fff; transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-control:focus { border-color: var(--green-light); box-shadow: 0 0 0 3px rgba(82,183,136,0.15); }
.form-control::placeholder { color: var(--text-muted); }

/* 弹窗遮罩 */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(15,30,20,0.45);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.modal-overlay.active { opacity: 1; pointer-events: all; }
.modal {
  background: #fff; border-radius: var(--radius-xl);
  width: 100%; max-width: 480px; max-height: 90vh; overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
  transform: translateY(24px) scale(0.98); transition: transform 0.25s cubic-bezier(0.34,1.56,0.64,1);
}
.modal-overlay.active .modal { transform: translateY(0) scale(1); }
.modal-header {
  padding: 22px 26px 18px;
  border-bottom: 1px solid var(--warm-border);
  display: flex; align-items: center; justify-content: space-between;
}
.modal-header h3 { font-size: 17px; font-weight: 700; color: var(--text-primary); }
.modal-close {
  width: 32px; height: 32px; border-radius: 50%; background: var(--green-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; color: var(--text-secondary); cursor: pointer; transition: all var(--transition);
}
.modal-close:hover { background: var(--green-pale); color: var(--green-dark); }
.modal-body { padding: 22px 26px; }
.modal-footer { padding: 16px 26px; border-top: 1px solid var(--warm-border); display: flex; gap: 10px; justify-content: flex-end; }

/* Toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 9999; display: flex; flex-direction: column; gap: 10px; }
.toast {
  padding: 13px 22px; border-radius: var(--radius-md);
  font-size: 14px; font-weight: 500;
  box-shadow: var(--shadow-md);
  max-width: 320px;
  animation: toastIn 0.3s cubic-bezier(0.34,1.56,0.64,1);
}
.toast-success { background: linear-gradient(135deg, var(--green-mid), var(--green-primary)); color: #fff; }
.toast-error { background: var(--red); color: #fff; }
.toast-info { background: var(--blue); color: #fff; }
@keyframes toastIn { from { transform: translateX(110%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* 空状态 */
.empty-state {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 60px 20px; gap: 14px; color: var(--text-muted);
}
.empty-state .empty-icon { font-size: 52px; opacity: 0.45; }
.empty-state p { font-size: 14px; }

/* 加载 */
.loading { display: flex; align-items: center; justify-content: center; padding: 48px; }
.spinner {
  width: 34px; height: 34px; border: 3px solid var(--green-bg);
  border-top-color: var(--green-primary);
  border-radius: 50%; animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* 状态标签 */
.status-pending { background: var(--orange-light); color: var(--orange); }
.status-accepted { background: var(--blue-light); color: var(--blue); }
.status-preparing { background: #fef3c7; color: #d97706; }
.status-delivering { background: #dbeafe; color: #1d4ed8; }
.status-paid { background: #d1fae5; color: #065f46; }
.status-delivered { background: var(--green-bg); color: var(--green-primary); }
.status-cancelled { background: #f3f4f6; color: #6b7280; }

/* 响应式辅助 */
@media (max-width: 768px) { .hide-mobile { display: none !important; } }
@media (min-width: 769px) { .hide-desktop { display: none !important; } }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: rgba(0,0,0,0.05); border-radius: 99px; }
::-webkit-scrollbar-thumb {
  background-color: var(--green-pale);
  border-radius: 99px;
  border: 2px solid transparent;
  background-clip: padding-box;
  transition: background-color 0.2s;
}
::-webkit-scrollbar-thumb:hover { background-color: var(--green-mid); }
::-webkit-scrollbar-corner { background: transparent; }

/* 弹窗内滚动条贴合圆角 */
.modal {
  scrollbar-width: thin;
  scrollbar-color: var(--green-pale) transparent;
}
.modal::-webkit-scrollbar { width: 6px; }
.modal::-webkit-scrollbar-track { background: transparent; border-radius: 0 var(--radius-xl) var(--radius-xl) 0; }
.modal::-webkit-scrollbar-thumb { background-color: var(--green-pale); border-radius: 99px; border: 1px solid transparent; background-clip: padding-box; }
.modal::-webkit-scrollbar-thumb:hover { background-color: var(--green-mid); }

/* 选项卡 */
.tab-list {
  display: flex; gap: 4px;
  background: var(--green-bg);
  border-radius: var(--radius-full);
  padding: 4px;
}
.tab-item {
  padding: 7px 18px; border-radius: var(--radius-full);
  font-size: 13px; font-weight: 600; color: var(--text-secondary);
  cursor: pointer; transition: all var(--transition); white-space: nowrap;
}
.tab-item.active {
  background: #fff; color: var(--green-primary);
  box-shadow: var(--shadow-sm); font-weight: 700;
}

/* 分割线 */
.divider { height: 1px; background: var(--warm-border); margin: 16px 0; }

/* 价格颜色 */
.price { color: var(--warm-gold); font-weight: 700; }
.price-large { font-size: 20px; }

/* 数量控制器 */
.qty-ctrl {
  display: inline-flex; align-items: center; gap: 0;
  border: 1.5px solid var(--green-pale); border-radius: var(--radius-full);
  overflow: hidden;
}
.qty-btn {
  width: 30px; height: 30px; display: flex; align-items: center; justify-content: center;
  background: var(--green-bg); color: var(--green-primary);
  font-size: 16px; font-weight: 700; cursor: pointer; transition: background var(--transition);
  border: none;
}
.qty-btn:hover { background: var(--green-pale); }
.qty-num {
  width: 34px; text-align: center; font-size: 14px; font-weight: 700;
  color: var(--text-primary); background: #fff;
}

/* ===== 跨平台兼容性 ===== */
/* iOS Safari: 安全区域 */
.bottom-nav { padding-bottom: env(safe-area-inset-bottom, 0); }
/* 触摸设备优化 */
button, a, [onclick] { -webkit-tap-highlight-color: rgba(0,0,0,0.05); touch-action: manipulation; }
/* 防止 iOS 输入框缩放 */
input[type="text"], input[type="tel"], input[type="password"], textarea, select {
  font-size: max(16px, 1em);
}
/* 滚动顺滑 */
* { -webkit-overflow-scrolling: touch; }
/* 禁止用户选择UI元素 */
button, .nav-item, .bottom-nav-item { user-select: none; -webkit-user-select: none; }