/* ============================================================
   时间计算器  (tool.xinwenzhan.com/datejsq)
   沿用站点基础皮肤（tool.css / wb-site.css），本文件只管工具页正文。
   设计：蓝紫品牌渐变 + 大数字卡片结果展示，比参考页更清爽直观。
   ============================================================ */

/* ---------- 页头 ---------- */
.page-h { text-align: center; padding: 38px 0 26px; }
.page-h h1 {
  margin: 0 0 10px;
  font-size: clamp(26px, 4.4vw, 40px);
  font-weight: 900;
  letter-spacing: -.5px;
  background: linear-gradient(120deg, #1e3a8a, var(--wb-blue) 45%, var(--wb-purple));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.page-h .sub { color: var(--wb-sub); font-size: 15.5px; }

/* ---------- 通用卡片里的小标题/字段 ---------- */
.card { background: #fff; border: 1px solid var(--wb-line); border-radius: 18px;
  padding: 22px 22px; margin-bottom: 18px; box-shadow: 0 1px 10px rgba(31,41,55,.04); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 14px; font-weight: 700; color: var(--wb-ink); }
.field .dt, .field .num {
  width: 100%; height: 46px; padding: 0 14px; font-size: 15.5px;
  border: 1.5px solid #dbe2ef; border-radius: 12px; background: #fff; color: var(--wb-body);
  font-family: inherit; transition: .16s; box-sizing: border-box;
}
.field .dt:focus, .field .num:focus { outline: 0; border-color: var(--wb-blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,.14); }
input[type=time].dt { font-variant-numeric: tabular-nums; }

.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.hint-inline { color: #ef4444; font-size: 13.5px; }
.hint-inline.ok { color: #16a34a; }

/* ---------- 按钮 ---------- */
.primary, .ghost {
  border: 0; cursor: pointer; border-radius: 12px; font-family: inherit;
  font-weight: 700; font-size: 15px; padding: 12px 24px; transition: .16s;
}
.primary { color: #fff; background: linear-gradient(135deg, var(--wb-blue), var(--wb-purple));
  box-shadow: 0 6px 18px rgba(37,99,235,.3); }
.primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(37,99,235,.38); }
.primary:active { transform: translateY(0); }
.ghost { background: #eef2ff; color: var(--wb-blue); }
.ghost:hover { background: #e0e7ff; }

/* ---------- 模式切换 tabs ---------- */
.tabs { display: flex; gap: 10px; flex-wrap: wrap; }
.tab {
  flex: 1 1 auto; min-width: 120px; cursor: pointer; border: 1.5px solid #e3e8f2;
  background: #fff; color: #475569; border-radius: 12px; padding: 13px 16px;
  font-size: 15.5px; font-weight: 700; font-family: inherit; transition: .16s;
}
.tab:hover { border-color: #c7d2fe; color: var(--wb-blue); }
.tab.on { color: #fff; border-color: transparent;
  background: linear-gradient(135deg, var(--wb-blue), var(--wb-purple));
  box-shadow: 0 6px 16px rgba(37,99,235,.28); }

/* ---------- 结果展示带 ---------- */
.result-band {
  background: linear-gradient(135deg, #1e3a8a, var(--wb-blue) 55%, var(--wb-purple));
  color: #fff; border-radius: 18px; padding: 30px 26px; margin-bottom: 18px;
  box-shadow: 0 14px 36px rgba(37,99,235,.22); text-align: center;
}
.result-band__main { font-size: clamp(26px, 5vw, 40px); font-weight: 900; line-height: 1.25; letter-spacing: -.5px; }
.result-band__sub { margin-top: 10px; font-size: 15px; opacity: .92; }

/* ---------- 统计大数字卡片 ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; }
.stat {
  background: linear-gradient(135deg, #f8fafc, #f4f3ff);
  border: 1px solid #ecebfb; border-radius: 14px; padding: 18px 16px; text-align: center;
  transition: .16s;
}
.stat:hover { transform: translateY(-3px); box-shadow: 0 12px 26px rgba(37,99,235,.12); border-color: #d9d6fb; }
.stat .num { font-size: 30px; font-weight: 900; line-height: 1;
  background: linear-gradient(120deg, #1e3a8a, var(--wb-purple));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  font-variant-numeric: tabular-nums; }
.stat .lbl { margin-top: 8px; font-size: 13.5px; color: var(--wb-sub); font-weight: 600; }

/* ---------- 日历信息 ---------- */
.cal-info { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 14px; }
.cal {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px;
  background: #f8fafc; border: 1px solid var(--wb-line); border-radius: 14px;
}
.cal .ic { width: 38px; height: 38px; border-radius: 10px; flex: 0 0 auto;
  display: grid; place-items: center; background: linear-gradient(135deg, #eef2ff, #f5f3ff);
  color: var(--wb-blue); }
.cal .v { font-size: 16px; font-weight: 800; color: var(--wb-ink); }
.cal .k { font-size: 12.5px; color: var(--wb-sub); }

/* ---------- 日期推算输入网格 ---------- */
.shift-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
@media (max-width: 720px) { .shift-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 480px) { .shift-grid { grid-template-columns: repeat(2, 1fr); } .grid2 { grid-template-columns: 1fr; } }

/* ---------- 使用说明 ---------- */
.tip { margin: 0 0 12px; font-size: 16px; font-weight: 800; color: var(--wb-ink); }
.tips { margin: 0; padding-left: 20px; color: var(--wb-body); }
.tips li { margin: 7px 0; line-height: 1.8; }
.tips b { color: var(--wb-ink); }

/* ---------- 轻量 toast（与站点一致） ---------- */
.toast {
  position: fixed; left: 50%; bottom: 42px; transform: translate(-50%, 16px);
  z-index: 999; max-width: min(88vw, 420px); padding: 12px 22px;
  background: rgba(15,23,42,.93); color: #fff; font-size: 14.5px; border-radius: 12px;
  box-shadow: 0 10px 32px rgba(15,23,42,.3); opacity: 0; pointer-events: none;
  transition: opacity .22s, transform .22s; text-align: center;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }