/* ==========================================================================
   工具中心（/tools）与工具页样式
   命名空间：.csr-tools / .csr-tool-* / .csr-wh-*
   仅在 page-tools.php、page-tool-working-hours.php 加载
   ========================================================================== */

.csr-tools {
  --tool-ink: var(--color-text-primary, #0f172a);
  --tool-muted: var(--color-text-tertiary, #475569);
  --tool-line: var(--color-border-light, #e2e8f0);
  --tool-line-strong: var(--color-border-medium, #cbd5e1);
  --tool-primary: var(--color-primary, #2e8555);
  --tool-primary-dark: var(--color-primary-dark, #25724d);
  --tool-surface: #ffffff;
  --tool-surface-soft: var(--color-bg-secondary, #f8fafc);
  color: var(--tool-ink);
  background: var(--tool-surface-soft);
}

.csr-tools__container {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.csr-tools__hero {
  padding: 56px 0 32px;
  background: var(--tool-surface);
  border-bottom: 1px solid var(--tool-line);
}

.csr-tools__hero--compact {
  padding-bottom: 24px;
}

.csr-tools__kicker {
  display: inline-block;
  margin: 0 0 12px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--tool-primary-dark);
  background: rgba(46, 133, 85, 0.12);
}

.csr-tools h1 {
  margin: 0 0 14px;
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.22;
  color: var(--tool-ink);
}

.csr-tools__lead {
  max-width: 860px;
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
  color: var(--tool-muted);
}

.csr-tools__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  font-size: 13.5px;
  color: var(--tool-muted);
}

.csr-tools__meta li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.csr-tools__meta i {
  color: var(--tool-primary);
}

.csr-tools__breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 13px;
  color: var(--tool-muted);
}

.csr-tools__breadcrumb a {
  color: var(--color-link, #1c6b45);
  text-decoration: none;
}

.csr-tools__breadcrumb a:hover,
.csr-tools__breadcrumb a:focus-visible {
  text-decoration: underline;
}

/* ---------- 区块 ---------- */

.csr-tools__section {
  padding: 40px 0;
}

.csr-tools__section--app {
  padding-top: 32px;
}

.csr-tools__section--muted {
  background: var(--tool-surface);
  border-top: 1px solid var(--tool-line);
  border-bottom: 1px solid var(--tool-line);
}

.csr-tools__section-title {
  margin: 0 0 18px;
  font-size: 22px;
  line-height: 1.3;
}

.csr-tools__section-note {
  margin: -8px 0 18px;
  font-size: 14px;
  color: var(--tool-muted);
}

/* ---------- 工具卡片 ---------- */

.csr-tools__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.csr-tool-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--tool-line);
  border-radius: 12px;
  background: var(--tool-surface);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, transform 0.18s ease;
}

a.csr-tool-card:hover,
a.csr-tool-card:focus-visible {
  transform: translateY(-3px);
  border-color: var(--tool-primary);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.1);
}

.csr-tool-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.csr-tool-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  font-size: 17px;
  color: var(--tool-primary-dark);
  background: rgba(46, 133, 85, 0.12);
}

.csr-tool-card__chip {
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  color: var(--tool-muted);
  background: var(--tool-surface-soft);
  border: 1px solid var(--tool-line);
}

.csr-tool-card__title {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-size: 18px;
  line-height: 1.4;
}

.csr-tool-card__flag {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11.5px;
  font-weight: 500;
  color: #8a5a00;
  background: #fdf3d7;
}

.csr-tool-card__flag.is-planned {
  color: var(--tool-muted);
  background: var(--tool-surface-soft);
  border: 1px solid var(--tool-line);
}

.csr-tool-card__desc {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--tool-muted);
}

.csr-tool-card__more {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  padding-top: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--tool-primary-dark);
}

.csr-tool-card.is-planned {
  opacity: 0.82;
  border-style: dashed;
}

/* ---------- 工具应用区 ---------- */

.csr-tool-app {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 20px;
  align-items: start;
}

@media (min-width: 980px) {
  .csr-tool-app {
    grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  }
}

.csr-tool-app__form,
.csr-tool-app__result {
  padding: 22px;
  border: 1px solid var(--tool-line);
  border-radius: 12px;
  background: var(--tool-surface);
}

.csr-tool-app__result {
  min-height: 120px;
}

.csr-tool-app__fieldset {
  margin: 0 0 22px;
  padding: 0;
  border: 0;
}

.csr-tool-app__legend {
  padding: 0;
  margin-bottom: 12px;
  font-size: 15px;
  font-weight: 600;
  color: var(--tool-ink);
}

.csr-tool-app__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* 周期选择 */

.csr-wh-cycles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(112px, 1fr));
  gap: 8px;
}

.csr-wh-cycle {
  display: block;
  cursor: pointer;
}

.csr-wh-cycle input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}

.csr-wh-cycle span {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border: 1px solid var(--tool-line-strong);
  border-radius: 10px;
  background: var(--tool-surface);
  transition: border-color 0.16s ease, background 0.16s ease;
}

.csr-wh-cycle strong {
  font-size: 14.5px;
}

.csr-wh-cycle small {
  font-size: 11.5px;
  color: var(--tool-muted);
}

.csr-wh-cycle input:checked + span {
  border-color: var(--tool-primary);
  background: rgba(46, 133, 85, 0.08);
}

.csr-wh-cycle input:focus-visible + span {
  outline: 2px solid var(--tool-primary);
  outline-offset: 2px;
}

/* 表单字段 */

.csr-wh-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.csr-wh-field {
  margin-bottom: 14px;
}

.csr-wh-field label {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 600;
}

.csr-wh-hint {
  font-size: 12px;
  font-weight: 400;
  color: var(--tool-muted);
}

.csr-wh-field input[type="date"],
.csr-wh-field input[type="number"] {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--tool-line-strong);
  border-radius: 8px;
  font-size: 15px;
  color: var(--tool-ink);
  background: var(--tool-surface);
}

.csr-wh-field input:focus {
  outline: 2px solid rgba(46, 133, 85, 0.35);
  border-color: var(--tool-primary);
}

.csr-wh-note {
  margin: 6px 0 0;
  font-size: 12.5px;
  line-height: 1.6;
  color: #9a3412;
}

.csr-wh-quick {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 16px;
}

.csr-wh-quick button {
  padding: 5px 10px;
  border: 1px solid var(--tool-line-strong);
  border-radius: 999px;
  font-size: 12.5px;
  color: var(--tool-muted);
  background: var(--tool-surface);
  cursor: pointer;
}

.csr-wh-quick button:hover,
.csr-wh-quick button:focus-visible {
  border-color: var(--tool-primary);
  color: var(--tool-primary-dark);
}

/* 按钮 */

.csr-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
}

.csr-btn--primary {
  color: #fff;
  background: var(--tool-primary);
}

.csr-btn--primary:hover,
.csr-btn--primary:focus-visible {
  background: var(--tool-primary-dark);
}

.csr-btn--ghost {
  color: var(--tool-ink);
  background: var(--tool-surface);
  border-color: var(--tool-line-strong);
}

.csr-btn--ghost:hover,
.csr-btn--ghost:focus-visible {
  border-color: var(--tool-primary);
  color: var(--tool-primary-dark);
}

/* 结果 */

.csr-wh-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 18px;
}

@media (min-width: 640px) {
  .csr-wh-summary {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.csr-wh-summary__card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px 14px;
  border: 1px solid var(--tool-line);
  border-radius: 10px;
  background: var(--tool-surface-soft);
}

.csr-wh-summary__card.is-highlight {
  border-color: var(--tool-primary);
  background: rgba(46, 133, 85, 0.08);
}

.csr-wh-summary__label {
  font-size: 12.5px;
  color: var(--tool-muted);
}

.csr-wh-summary__value {
  font-size: 22px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--tool-primary-dark);
}

.csr-wh-summary__value small {
  margin-left: 3px;
  font-size: 12px;
  font-weight: 500;
  color: var(--tool-muted);
}

.csr-wh-result-title {
  margin: 0 0 12px;
  font-size: 16px;
}

.csr-wh-formula {
  margin: 14px 0 0;
  padding: 12px 14px;
  border-left: 3px solid var(--tool-primary);
  border-radius: 0 8px 8px 0;
  background: var(--tool-surface-soft);
  font-size: 14px;
  line-height: 1.8;
}

.csr-wh-formula p {
  margin: 0;
}

.csr-wh-warnings {
  margin: 14px 0 0;
  padding: 12px 14px 12px 32px;
  border-radius: 8px;
  background: #fff8e6;
  font-size: 13.5px;
  line-height: 1.7;
  color: #8a5a00;
}

.csr-wh-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
}

.csr-wh-actions__note {
  font-size: 13px;
  color: var(--tool-primary-dark);
}

.csr-wh-error {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid #f0c2c2;
  border-radius: 8px;
  background: #fdf2f2;
  font-size: 14px;
  line-height: 1.7;
  color: #9b1c1c;
}

/* ---------- 表格 ---------- */

.csr-table-wrap {
  margin: 18px 0;
  overflow-x: auto;
}

.csr-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
  background: var(--tool-surface);
}

.csr-table caption {
  text-align: left;
}

.csr-table th,
.csr-table td {
  padding: 10px 12px;
  border: 1px solid var(--tool-line);
  text-align: left;
  vertical-align: top;
  line-height: 1.7;
}

.csr-table thead th {
  background: var(--tool-surface-soft);
  font-weight: 600;
}

.csr-table--result tbody th {
  width: 46%;
  font-weight: 600;
  background: var(--tool-surface-soft);
}

/* ---------- 正文区 ---------- */

.csr-tools__article h2 {
  margin: 34px 0 12px;
  font-size: 21px;
  line-height: 1.35;
}

.csr-tools__article h2:first-child {
  margin-top: 0;
}

.csr-tools__article p,
.csr-tools__article li {
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--color-text-secondary, #1e293b);
}

.csr-tools__article ul {
  padding-left: 22px;
}

.csr-tools__article li {
  margin-bottom: 8px;
}

.csr-formula {
  margin: 18px 0;
  padding: 16px 18px;
  border: 1px solid var(--tool-line);
  border-radius: 10px;
  background: var(--tool-surface);
}

.csr-formula p {
  margin: 0 0 8px;
}

.csr-formula p:last-child {
  margin-bottom: 0;
}

/* FAQ */

.csr-faq {
  display: grid;
  gap: 10px;
  margin: 16px 0;
}

.csr-faq__item {
  padding: 14px 16px;
  border: 1px solid var(--tool-line);
  border-radius: 10px;
  background: var(--tool-surface);
}

.csr-faq__item summary {
  font-size: 15.5px;
  font-weight: 600;
  cursor: pointer;
}

.csr-faq__item p {
  margin: 10px 0 0;
  font-size: 14.5px;
}

.csr-sources {
  padding-left: 22px;
  font-size: 14px;
}

/* 主菜单工具入口 */

.csr-tools-menu-item .menu-link i {
  margin-right: 6px;
}

/* 打印 */

@media print {
  .csr-tool-app__form,
  .csr-wh-quick,
  .csr-wh-actions,
  .csr-tools__breadcrumb {
    display: none !important;
  }

  .csr-tool-app {
    display: block;
  }

  .csr-tool-app__result {
    border: 0;
    padding: 0;
  }
}

/* 小屏 */

@media (max-width: 600px) {
  .csr-tools__hero {
    padding: 36px 0 24px;
  }

  .csr-tool-app__form,
  .csr-tool-app__result {
    padding: 16px;
  }

  .csr-wh-summary__value {
    font-size: 19px;
  }
}