/* 公司請假系統 —— 精簡樣式，手機可用 */
:root {
  --bg: #f5f6f8;
  --card: #ffffff;
  --ink: #1f2328;
  --muted: #6b7280;
  --line: #e2e5ea;
  --primary: #1b64c4;
  --primary-ink: #ffffff;
  --danger: #c23b32;
  --ok: #1f7a45;
  --warn: #9a6400;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC",
               "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

/* --- 頁首 --- */
.topbar {
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 10px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand { font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; }
.topbar nav { display: flex; flex-wrap: wrap; gap: 4px 14px; }
.topbar nav a { color: var(--primary); text-decoration: none; font-size: 15px; padding: 4px 0; }
.topbar nav a:hover { text-decoration: underline; }

main { max-width: 960px; margin: 0 auto; padding: 16px 16px 40px; }

h1 { font-size: 22px; margin: 8px 0 4px; }
h2 { font-size: 18px; margin: 28px 0 8px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.hint { color: var(--muted); font-size: 13px; margin: 6px 0 0; }
.pos { color: var(--ok); font-variant-numeric: tabular-nums; }
.neg { color: var(--danger); font-variant-numeric: tabular-nums; }

/* --- 卡片 / 表單 --- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin: 12px 0;
}
.card-center { max-width: 420px; margin: 40px auto; }
.form label { display: block; font-weight: 600; font-size: 14px; margin: 14px 0 4px; }
.form-compact label { margin: 8px 0 4px; }
.form input[type=text], .form input[type=email], .form input[type=date],
.form input[type=time], .form input[type=number], .form select {
  width: 100%;
  padding: 10px;
  font-size: 16px; /* 16px 以上 iOS 才不會自動放大 */
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
}
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.radio-row { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 6px 0; }
.radio { font-weight: 400 !important; display: inline-flex; align-items: center; gap: 6px; margin: 0 !important; }
.emp-head { display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline; }

/* --- 按鈕 --- */
.btn {
  display: inline-block;
  padding: 10px 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-size: 15px;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  margin-top: 10px;
}
.btn:hover { background: #f0f2f5; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { background: #14509e; }
.btn-danger { color: var(--danger); border-color: #e7c4c1; }
.btn-danger:hover { background: #fdf1f0; }
.btn-block { display: block; width: 100%; }
.btn-small { padding: 5px 10px; font-size: 13px; margin-top: 0; }

/* --- 提示 --- */
.flash { padding: 12px 14px; border-radius: 8px; margin: 12px 0; white-space: pre-line; }
.flash-ok { background: #e7f5ec; color: var(--ok); border: 1px solid #bfe3cd; }
.flash-error { background: #fdeceb; color: var(--danger); border: 1px solid #f2c9c6; }
.flash-warn { background: #fdf4e3; color: var(--warn); border: 1px solid #ecd9ae; }
.notice { background: #eef4fd; border: 1px solid #cfe0f8; padding: 10px 12px; border-radius: 8px; font-size: 14px; }

/* --- 狀態橫幅（帳號密碼登入中／以他人身分檢視中）--- */
.banner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 10px; margin: 12px 0; padding: 10px 14px; border-radius: 8px;
}
.banner form { margin: 0; }
/* 以他人身分檢視：要夠醒目，不可以讓人忘記自己不是本人 */
.banner-impersonate {
  background: #fdf4e3; border: 1px solid #ecd9ae; color: var(--warn);
  font-weight: 600; font-size: 15px;
}
/* 帳號密碼登入：小小一條提醒就好 */
.banner-local {
  background: #f0f2f5; border: 1px solid var(--line); color: var(--muted);
  font-size: 13px; padding: 6px 12px;
}

/* --- 餘額卡 --- */
.balance-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin: 14px 0;
}
.balance-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; }
.balance-card.negative { border-color: #e7c4c1; background: #fdf6f5; }
.balance-name { font-size: 14px; color: var(--muted); }
.balance-value { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.balance-value span { font-size: 13px; font-weight: 400; color: var(--muted); }
.balance-sub { font-size: 13px; color: var(--muted); }
.balance-meta { font-size: 12px; color: var(--muted); margin-top: 6px; }
.tag { display: inline-block; font-size: 11px; background: #eef4fd; color: var(--primary); border-radius: 4px; padding: 1px 6px; margin-top: 6px; }

/* --- 表格（手機可橫向捲動） --- */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table { border-collapse: collapse; width: 100%; min-width: 560px; background: #fff; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: #f0f2f5; font-size: 13px; color: var(--muted); font-weight: 600; white-space: nowrap; }
td form { margin: 0; }
.row-cancelled { color: var(--muted); text-decoration: line-through; }
.row-cancelled form { display: none; }

/* --- 設定檢查 --- */
.check { padding: 12px 14px; }
.check-head { display: flex; align-items: center; gap: 8px; }
.check-mark { font-weight: 700; width: 22px; height: 22px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 13px; color: #fff; }
.check-ok .check-mark { background: var(--ok); }
.check-bad .check-mark { background: var(--danger); }
.check-bad { border-color: #f2c9c6; }

code { background: #f0f2f5; padding: 1px 5px; border-radius: 4px; font-size: 13px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 20px 0; }

footer {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
  color: var(--muted);
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  border-top: 1px solid var(--line);
}

@media (max-width: 520px) {
  .two-col { grid-template-columns: 1fr; }
  main { padding: 12px 12px 32px; }
  h1 { font-size: 20px; }
}


/* --- 多段請假表單 --- */
.segment { border: 1px solid #d8dee9; background: #fbfcfe; margin-bottom: .75rem; }
.segment-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: .5rem; }
.segment-title { color: #3b5070; }
.preview { background: #f2f7ff; border: 1px solid #c9dcf7; }
.balance-expiry { margin-top: .35rem; font-size: .85em; color: #a05a00; }
button[disabled] { opacity: .5; cursor: not-allowed; }

/* --- 員工頁的操作列 --- */
.emp-actions { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center;
               margin: -.5rem 0 1.25rem; padding-left: .25rem; }
.emp-actions .hint { margin: 0; }
details#new-employee summary { cursor: pointer; padding: .25rem 0; }
details#new-employee[open] summary { margin-bottom: .75rem; }

.balance-breakdown { margin-top: .35rem; font-size: .85em; color: #40618c; }

/* --- 一次加多人 --- */
.bulk-toolbar { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; margin-bottom: .5rem; }
.bulk-people { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
               gap: .25rem .75rem; max-height: 18rem; overflow-y: auto;
               border: 1px solid #d8dee9; border-radius: 6px; padding: .6rem; background: #fbfcfe; }
.bulk-person { margin: 0; }
details#bulk-grant summary { cursor: pointer; padding: .25rem 0; }
details#bulk-grant[open] summary { margin-bottom: .75rem; }

/* --- 年假試算：指定天數 --- */
.override-form { display: flex; gap: .25rem; align-items: center; margin: 0; }
.override-days { width: 4.5rem; }
.override-reason { width: 9rem; }