/* ===========================
   辅食周计划 - 设计系统
   暖奶油系 · 温和有序
   =========================== */

:root {
  /* 配色 */
  --bg: #FDFAF6;
  --primary: #5B8C5A;
  --primary-light: #EDF3EC;
  --primary-dark: #4A7349;
  --accent-warm: #E8C87A;
  --accent-warm-light: #FBF3E0;
  --accent: #D4765C;
  --accent-light: #FAEDE8;
  --text: #3D3D3D;
  --text-sub: #8C8C8C;
  --text-faint: #B5B0AA;
  --card: #FFFFFF;
  --border: #E8E4DF;
  --border-strong: #D8D2CB;

  /* 分类色（浅底深字） */
  --cat-meat-bg: #FBEAE6;
  --cat-meat-fg: #B85B42;
  --cat-egg-bg: #FBF3E0;
  --cat-egg-fg: #A8862F;
  --cat-veg-bg: #EDF3EC;
  --cat-veg-fg: #4A7349;
  --cat-staple-bg: #F3EFE8;
  --cat-staple-fg: #8A7550;
  --cat-porridge-bg: #EDF1F4;
  --cat-porridge-fg: #5A7285;
  --cat-fruit-bg: #F7EDF2;
  --cat-fruit-fg: #9C5A78;
  --cat-dairy-bg: #EFF1F7;
  --cat-dairy-fg: #6069A0;

  /* 圆角 */
  --r-card: 14px;
  --r-btn: 10px;
  --r-input: 8px;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(61, 61, 61, 0.05), 0 1px 2px rgba(61, 61, 61, 0.03);
  --shadow-md: 0 4px 12px rgba(61, 61, 61, 0.07);
  --shadow-lg: 0 12px 32px rgba(61, 61, 61, 0.12);

  /* 布局 */
  --maxw: 1200px;
  --nav-h: 64px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Inter", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 500;
  line-height: 1.4;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ===========================
   顶部导航
   =========================== */

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(253, 250, 246, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  height: var(--nav-h);
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 17px;
  font-weight: 500;
  white-space: nowrap;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--primary-light);
  display: grid;
  place-items: center;
  font-size: 16px;
}

.brand-sub {
  color: var(--text-faint);
  font-size: 12px;
  margin-left: 2px;
}

.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.nav-item {
  border: none;
  background: transparent;
  padding: 8px 14px;
  border-radius: var(--r-btn);
  color: var(--text-sub);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: background .18s, color .18s;
  white-space: nowrap;
}

.nav-item:hover { background: var(--primary-light); color: var(--text); }
.nav-item.active { background: var(--primary); color: #fff; }
.nav-item.active:hover { background: var(--primary-dark); }
.nav-item .ico { width: 17px; height: 17px; }

/* ===========================
   页面容器
   =========================== */

.page {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.page[hidden] { display: none; }

.page-head {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.page-head h1 { font-size: 26px; }

.page-head .desc {
  color: var(--text-sub);
  font-size: 13.5px;
  margin-top: 4px;
}

.page-head .actions {
  margin-left: auto;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.section {
  margin-bottom: 40px;
}

.section-title {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-hint {
  color: var(--text-sub);
  font-size: 13px;
  margin-bottom: 16px;
}

/* ===========================
   按钮
   =========================== */

.btn {
  border: 1px solid transparent;
  background: var(--card);
  padding: 9px 16px;
  border-radius: var(--r-btn);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  transition: all .18s;
  white-space: nowrap;
  font-size: 14px;
}

.btn .ico { width: 16px; height: 16px; }

.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover { background: var(--primary-dark); }

.btn-ghost {
  background: var(--card);
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover { filter: brightness(.94); }

.btn-quiet {
  background: transparent;
  color: var(--text-sub);
  padding: 6px 10px;
}
.btn-quiet:hover { background: var(--primary-light); color: var(--text); }

.btn-danger-text {
  background: transparent;
  color: var(--accent);
  padding: 6px 10px;
}
.btn-danger-text:hover { background: var(--accent-light); }

.btn-sm { padding: 5px 11px; font-size: 13px; }
.btn:disabled { opacity: .45; cursor: not-allowed; }

/* ===========================
   卡片
   =========================== */

.card {
  background: var(--card);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-sm);
  padding: 20px;
}

.card-flat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--r-card);
  padding: 20px;
}

/* ===========================
   标签
   =========================== */

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 1.6;
  background: var(--primary-light);
  color: var(--primary-dark);
  white-space: nowrap;
}

.tag-warm { background: var(--accent-warm-light); color: var(--cat-egg-fg); }
.tag-accent { background: var(--accent-light); color: var(--accent); }
.tag-plain { background: #F4F1EC; color: var(--text-sub); }

.cat-肉类   { background: var(--cat-meat-bg);      color: var(--cat-meat-fg); }
.cat-蛋类   { background: var(--cat-egg-bg);       color: var(--cat-egg-fg); }
.cat-蔬菜   { background: var(--cat-veg-bg);       color: var(--cat-veg-fg); }
.cat-主食   { background: var(--cat-staple-bg);    color: var(--cat-staple-fg); }
.cat-汤粥   { background: var(--cat-porridge-bg);  color: var(--cat-porridge-fg); }
.cat-水果   { background: var(--cat-fruit-bg);     color: var(--cat-fruit-fg); }
.cat-乳制品 { background: var(--cat-dairy-bg);     color: var(--cat-dairy-fg); }

/* ===========================
   周计划
   =========================== */

.week-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  color: var(--text-sub);
  font-size: 13.5px;
}

.candidates {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 22px;
  padding: 12px 16px;
  background: var(--accent-warm-light);
  border-radius: var(--r-card);
}

.candidates .label {
  font-size: 13px;
  color: var(--cat-egg-fg);
  margin-right: 4px;
}

.cand-btn {
  border: 1px solid transparent;
  background: rgba(255, 255, 255, .7);
  padding: 6px 14px;
  border-radius: var(--r-btn);
  cursor: pointer;
  font-size: 13px;
  transition: all .18s;
}
.cand-btn:hover { background: #fff; }
.cand-btn.active {
  background: var(--card);
  border-color: var(--accent-warm);
  color: var(--text);
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

.week-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 12px;
}

.day-card {
  background: var(--card);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.day-card.is-today {
  box-shadow: 0 0 0 2px var(--primary), var(--shadow-sm);
}

.day-head {
  padding: 12px 14px 10px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.day-name { font-weight: 500; font-size: 14px; }
.day-date { color: var(--text-faint); font-size: 12px; margin-left: auto; }
.day-today-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--primary);
}

.slot {
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
}
.slot:last-child { border-bottom: none; }

.slot-label {
  font-size: 11.5px;
  color: var(--text-faint);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 5px;
}

.slot-body {
  display: flex;
  align-items: flex-start;
  gap: 6px;
}

.slot-name {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0;
  text-align: left;
  cursor: pointer;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--text);
  border-radius: 4px;
  transition: color .15s;
}
.slot-name:hover { color: var(--primary); text-decoration: underline; text-underline-offset: 2px; }

.slot-empty { color: var(--text-faint); font-size: 13px; font-style: italic; }

.slot-tools {
  display: flex;
  gap: 2px;
  opacity: 0;
  transition: opacity .15s;
}
.slot:hover .slot-tools { opacity: 1; }

.icon-btn {
  border: none;
  background: transparent;
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--text-faint);
  transition: all .15s;
  padding: 0;
}
.icon-btn:hover { background: var(--primary-light); color: var(--primary); }
.icon-btn .ico { width: 15px; height: 15px; }
.icon-btn.on { color: var(--accent); opacity: 1; }
.slot.locked .slot-tools { opacity: 1; }
.slot.locked { background: var(--accent-light); }

.slot-meta { margin-top: 5px; display: flex; gap: 4px; flex-wrap: wrap; }

/* ===========================
   菜品池
   =========================== */

.filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 20px;
  padding: 14px 16px;
  background: var(--card);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-sm);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.field > label {
  font-size: 12px;
  color: var(--text-sub);
}

select, input[type="text"], input[type="number"], textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-input);
  padding: 8px 11px;
  outline: none;
  transition: border-color .15s;
  font-size: 14px;
}

select:focus, input:focus, textarea:focus { border-color: var(--primary); }
textarea { resize: vertical; min-height: 72px; line-height: 1.6; }

.search-box { flex: 1; min-width: 180px; }
.search-box input { width: 100%; }

.recipe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
}

.recipe-card {
  background: var(--card);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-sm);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: box-shadow .18s, transform .18s;
}
.recipe-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.recipe-card.disabled { opacity: .52; }

.recipe-top { display: flex; align-items: flex-start; gap: 8px; }
.recipe-name { font-size: 16px; font-weight: 500; flex: 1; }
.recipe-tags { display: flex; gap: 5px; flex-wrap: wrap; }
.recipe-info { color: var(--text-sub); font-size: 12.5px; }
.recipe-foot {
  display: flex;
  gap: 4px;
  align-items: center;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

/* ===========================
   规则页
   =========================== */

.rules-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-items: start;
}

.radio-row { display: flex; gap: 10px; flex-wrap: wrap; }

.radio-card {
  border: 1px solid var(--border-strong);
  background: var(--card);
  border-radius: var(--r-btn);
  padding: 10px 16px;
  cursor: pointer;
  transition: all .18s;
  font-size: 14px;
}
.radio-card:hover { border-color: var(--primary); }
.radio-card.active {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 500;
}

.chip-input {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  padding: 9px 11px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-input);
  min-height: 42px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: var(--accent-light);
  color: var(--accent);
  padding: 3px 6px 3px 11px;
  border-radius: 999px;
  font-size: 12.5px;
}

.chip button {
  border: none;
  background: transparent;
  color: inherit;
  cursor: pointer;
  padding: 0;
  width: 16px; height: 16px;
  display: grid; place-items: center;
  border-radius: 50%;
  opacity: .65;
}
.chip button:hover { opacity: 1; background: rgba(0,0,0,.06); }

.chip-input input {
  border: none;
  background: transparent;
  flex: 1;
  min-width: 90px;
  padding: 2px 0;
}
.chip-input input:focus { border: none; }

.rule-line {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.rule-line:last-child { border-bottom: none; }
.rule-line .rl-label { flex: 1; min-width: 150px; font-size: 14px; }
.rule-line .rl-hint { color: var(--text-faint); font-size: 12px; width: 100%; margin-top: -4px; }
.rule-line input[type="number"] { width: 74px; }

.checkbox-row { display: flex; gap: 8px; flex-wrap: wrap; }

.check-pill {
  border: 1px solid var(--border-strong);
  background: var(--card);
  padding: 5px 13px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
  transition: all .18s;
}
.check-pill:hover { border-color: var(--primary); }
.check-pill.active {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

.priority-list { display: flex; flex-direction: column; gap: 8px; }

.priority-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  cursor: grab;
  transition: all .15s;
}
.priority-item:hover { border-color: var(--primary); }
.priority-item.dragging { opacity: .4; }
.priority-item.over { border-color: var(--primary); background: var(--primary-light); }

.priority-num {
  width: 22px; height: 22px;
  border-radius: 7px;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: grid; place-items: center;
  font-size: 12px;
  flex-shrink: 0;
}
.priority-item .pi-name { flex: 1; font-size: 14px; }
.priority-item .pi-hint { color: var(--text-faint); font-size: 12px; }
.drag-handle { color: var(--text-faint); display: grid; place-items: center; }

/* ===========================
   购物清单
   =========================== */

.shop-layout {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  align-items: start;
}

.shop-group {
  background: var(--card);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.shop-group-head {
  padding: 13px 18px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 500;
  font-size: 14.5px;
}

.shop-group-head .count { color: var(--text-faint); font-size: 12.5px; font-weight: 400; margin-left: auto; }

.shop-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 18px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background .15s;
}
.shop-item:last-child { border-bottom: none; }
.shop-item:hover { background: var(--bg); }

.shop-check {
  width: 19px; height: 19px;
  border-radius: 6px;
  border: 1.5px solid var(--border-strong);
  display: grid; place-items: center;
  flex-shrink: 0;
  transition: all .15s;
  color: #fff;
}
.shop-item.done .shop-check { background: var(--primary); border-color: var(--primary); }
.shop-item.done .si-name { color: var(--text-faint); text-decoration: line-through; }
.shop-check .ico { width: 13px; height: 13px; opacity: 0; }
.shop-item.done .shop-check .ico { opacity: 1; }

.si-name { flex: 1; font-size: 14px; }
.si-amount { color: var(--text-sub); font-size: 13px; }

.progress-wrap { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.progress-bar {
  flex: 1;
  height: 7px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
  max-width: 320px;
}
.progress-fill { height: 100%; background: var(--primary); transition: width .3s; }
.progress-text { font-size: 13px; color: var(--text-sub); }

/* ===========================
   弹窗
   =========================== */

.modal-mask {
  position: fixed;
  inset: 0;
  background: rgba(61, 61, 61, .3);
  backdrop-filter: blur(3px);
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  animation: fadeIn .18s ease;
}
.modal-mask[hidden] { display: none; }

@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes slideUp { from { opacity: 0; transform: translateY(12px) } to { opacity: 1; transform: none } }

.modal {
  background: var(--card);
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 560px;
  max-height: 86vh;
  display: flex;
  flex-direction: column;
  animation: slideUp .22s ease;
}
.modal-wide { max-width: 720px; }

.modal-head {
  padding: 20px 24px 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.modal-head h3 { font-size: 19px; }
.modal-head .sub { color: var(--text-sub); font-size: 13px; margin-top: 3px; }

.modal-body { padding: 22px 24px; overflow-y: auto; }
.modal-foot {
  padding: 16px 24px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid .field input, .form-grid .field select, .form-grid .field textarea { width: 100%; }

/* 做法详情 */
.recipe-detail-meta { display: flex; gap: 7px; flex-wrap: wrap; margin-bottom: 20px; }

.detail-block { margin-bottom: 22px; }
.detail-block:last-child { margin-bottom: 0; }
.detail-block h4 {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 7px;
}

.ing-list { display: flex; flex-direction: column; gap: 1px; }
.ing-row {
  display: flex;
  gap: 10px;
  padding: 8px 12px;
  background: var(--bg);
  border-radius: 8px;
}
.ing-row .n { flex: 1; }
.ing-row .a { color: var(--text-sub); font-size: 13.5px; }

.step-list { counter-reset: s; display: flex; flex-direction: column; gap: 11px; }
.step-row { display: flex; gap: 12px; }
.step-num {
  counter-increment: s;
  width: 24px; height: 24px;
  border-radius: 8px;
  background: var(--primary-light);
  color: var(--primary-dark);
  display: grid; place-items: center;
  font-size: 12.5px;
  flex-shrink: 0;
  margin-top: 2px;
}
.step-num::before { content: counter(s); }
.step-text { flex: 1; line-height: 1.65; }

/* 换菜选择列表 */
.swap-list { display: flex; flex-direction: column; gap: 8px; max-height: 50vh; overflow-y: auto; }
.swap-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 12px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-btn);
  cursor: pointer;
  transition: all .15s;
  text-align: left;
}
.swap-item:hover { border-color: var(--primary); background: var(--primary-light); }
.swap-item .si-n { flex: 1; font-size: 14.5px; }

/* ===========================
   空状态 / 提示
   =========================== */

.empty {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-sub);
}
.empty .em-ico {
  font-size: 40px;
  margin-bottom: 14px;
  opacity: .5;
}
.empty h3 { font-size: 17px; margin-bottom: 8px; color: var(--text); }
.empty p { margin: 0 0 20px; font-size: 14px; }

.notice {
  display: flex;
  gap: 11px;
  padding: 14px 18px;
  border-radius: var(--r-card);
  background: var(--accent-warm-light);
  color: var(--cat-egg-fg);
  font-size: 13.5px;
  margin-bottom: 20px;
  align-items: flex-start;
}
.notice.warn { background: var(--accent-light); color: var(--accent); }
.notice .ico { flex-shrink: 0; margin-top: 2px; }
.notice ul { margin: 6px 0 0; padding-left: 18px; }

/* Toast */
.toast-wrap {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
  pointer-events: none;
}

.toast {
  background: var(--text);
  color: #fff;
  padding: 11px 20px;
  border-radius: 999px;
  font-size: 13.5px;
  box-shadow: var(--shadow-md);
  animation: slideUp .2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===========================
   响应式
   =========================== */

@media (max-width: 1080px) {
  .week-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .rules-layout { grid-template-columns: 1fr; }
}

@media (max-width: 780px) {
  .topbar-inner { padding: 0 16px; gap: 12px; }
  .brand-sub { display: none; }
  .nav-item span { display: none; }
  .nav-item { padding: 8px 11px; }
  .page { padding: 24px 16px 90px; }
  .page-head h1 { font-size: 22px; }
  .week-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .modal { max-height: 92vh; }
}