/* ==========================================================================
   考勤台账 · 纸墨风
   暖纸底色 + 墨色主调 + 朱砂印记，衬线标题，等宽数字
   ========================================================================== */

:root {
  /* 纸与墨 */
  --bg: #f4f0e6;
  --bg-deep: #ece6d6;
  --card: #fdfbf4;
  --line: #e4dcc9;
  --line-strong: #cfc5aa;
  --ink: #221f17;
  --text: #2b271d;
  --muted: #8b8268;

  /* 朱砂 */
  --accent: #bc3a1e;
  --accent-strong: #9e2f16;
  --accent-soft: rgba(188, 58, 30, .09);

  /* 辅色 */
  --pine: #3c7a51;
  --pine-deep: #2d5e3d;
  --indigo: #3f5e8c;
  --violet: #6d4a8f;

  --hover: #f4efe2;
  --shadow: 0 1px 2px rgba(60, 50, 20, .05), 0 10px 28px -14px rgba(60, 50, 20, .18);
  --shadow-lift: 0 2px 4px rgba(60, 50, 20, .06), 0 16px 36px -14px rgba(60, 50, 20, .24);

  --ok-bg: #e7f0e4;   --ok-fg: #2d5e3d;   --ok-line: #b9d2b4;
  --err-bg: #f8e6df;  --err-fg: #9e2f16;  --err-line: #e5bdae;

  --badge-green-bg: #e3eede;  --badge-green-fg: #2d5e3d;
  --badge-blue-bg:  #e2e9f3;  --badge-blue-fg:  #35507a;
  --badge-gray-bg:  #ece7d9;  --badge-gray-fg:  #6f684f;
  --badge-red-bg:   #f6e2da;  --badge-red-fg:   #9e2f16;
  --badge-purple-bg:#ece4f2;  --badge-purple-fg:#5d3e7d;

  --nav-bg: #232019;
  --nav-text: #d8d0ba;
  --nav-muted: #8f866c;

  --block-sat: 42%;
  --block-alpha: .15;

  --font-display: Georgia, "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-body: "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "Cascadia Mono", ui-monospace, "SF Mono", Consolas, "PingFang SC", "Microsoft YaHei", monospace;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171510;
    --bg-deep: #12100c;
    --card: #201d15;
    --line: #37321f;
    --line-strong: #4d4629;
    --ink: #ede5cf;
    --text: #ddd4bc;
    --muted: #968c6e;

    --accent: #d96a48;
    --accent-strong: #e07f5f;
    --accent-soft: rgba(217, 106, 72, .13);

    --pine: #6fae85;
    --pine-deep: #8cc4a0;
    --indigo: #8aa7cf;
    --violet: #ab8bcd;

    --hover: #282417;
    --shadow: 0 1px 2px rgba(0, 0, 0, .5), 0 12px 30px -14px rgba(0, 0, 0, .6);
    --shadow-lift: 0 2px 4px rgba(0, 0, 0, .5), 0 18px 40px -14px rgba(0, 0, 0, .7);

    --ok-bg: #1d2b1c;   --ok-fg: #9ecfa4;   --ok-line: #35502f;
    --err-bg: #33170e;  --err-fg: #eda184;  --err-line: #5c2a17;

    --badge-green-bg: #1d2b1c;  --badge-green-fg: #9ecfa4;
    --badge-blue-bg:  #1b2536;  --badge-blue-fg:  #a6bfe2;
    --badge-gray-bg:  #2b2718;  --badge-gray-fg:  #a99f7f;
    --badge-red-bg:   #33170e;  --badge-red-fg:   #eda184;
    --badge-purple-bg:#291f36;  --badge-purple-fg:#c3a9e2;

    --nav-bg: #100e0a;
    --nav-text: #cfc6ad;
    --nav-muted: #7d7458;

    --block-sat: 46%;
    --block-alpha: .3;

    color-scheme: dark;
  }
}

/* ============ 基础 ============ */
* { box-sizing: border-box; margin: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  background-image:
    radial-gradient(1100px 340px at 50% -80px, var(--accent-soft), transparent 70%),
    linear-gradient(180deg, var(--bg-deep), var(--bg) 320px);
  background-repeat: no-repeat;
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
  line-height: 1.6;
}
/* 纸张纹理 */
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 999; pointer-events: none;
  opacity: .3; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.45 0 0 0 0 0.4 0 0 0 0 0.3 0 0 0 .06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
@media (prefers-color-scheme: dark) {
  body::after { mix-blend-mode: screen; opacity: .2; }
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
::selection { background: var(--accent-soft); }

/* ============ 印章 ============ */
.seal {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; flex: none;
  background: var(--accent); color: #fdf6ec;
  font-family: var(--font-display); font-weight: 700; font-size: 17px;
  border-radius: 6px; line-height: 1;
  box-shadow: inset 0 0 0 1.5px rgba(253, 246, 236, .35), inset 0 0 0 3px var(--accent);
  transform: rotate(-3deg);
}
.seal.xl { width: 58px; height: 58px; font-size: 32px; border-radius: 11px;
  box-shadow: inset 0 0 0 2px rgba(253, 246, 236, .4), inset 0 0 0 5px var(--accent),
              0 10px 26px -10px rgba(188, 58, 30, .55); }

/* ============ 导航 ============ */
nav {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; flex-wrap: wrap; gap: 2px;
  padding: 0 clamp(12px, 4vw, 36px);
  background: var(--nav-bg); color: var(--nav-text);
  border-bottom: 3px solid var(--accent);
}
nav .brand {
  display: inline-flex; align-items: center; gap: 10px;
  color: #f0e9d6; font-family: var(--font-display);
  font-weight: 700; font-size: 17px; letter-spacing: .12em;
  padding: 11px 20px 11px 0;
}
nav .brand:hover { text-decoration: none; }
nav .brand:hover .seal { transform: rotate(3deg); }
nav .seal { transition: transform .25s cubic-bezier(.34,1.56,.64,1); }
nav a.item {
  color: var(--nav-muted); padding: 17px 14px; font-size: 14px; font-weight: 500;
  position: relative; letter-spacing: .02em;
}
nav a.item::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 0;
  height: 3px; background: var(--accent);
  transform: scaleX(0); transform-origin: left; transition: transform .22s ease;
}
nav a.item:hover { color: var(--nav-text); text-decoration: none; }
nav a.item.on { color: #f0e9d6; }
nav a.item.on::after { transform: scaleX(1); }
nav .spacer { flex: 1; }
nav .who {
  color: var(--nav-muted); font-size: 12.5px; padding: 4px 12px;
  border: 1px solid rgba(143, 134, 108, .35); border-radius: 999px;
  margin-right: 6px; letter-spacing: .03em;
}

/* ============ 布局 ============ */
.container { max-width: 1160px; margin: 30px auto; padding: 0 clamp(12px, 3vw, 24px); }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 24px 26px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
  animation: rise .45s cubic-bezier(.22,.9,.36,1) both;
}
.card:nth-child(2) { animation-delay: .06s; }
.card:nth-child(3) { animation-delay: .12s; }
.card:nth-child(4) { animation-delay: .18s; }

h2 {
  font-family: var(--font-display);
  font-size: 21px; font-weight: 700; letter-spacing: .02em;
  color: var(--ink);
  margin-bottom: 18px;
  display: flex; align-items: baseline; gap: 10px;
}
h2::before {
  content: ""; width: 9px; height: 9px; flex: none;
  background: var(--accent); border-radius: 2px;
  transform: rotate(45deg) translateY(-1px);
}
h3 {
  font-family: var(--font-display);
  font-size: 15px; color: var(--muted); font-weight: 700;
  letter-spacing: .06em; margin-bottom: 10px;
}

/* ============ 表格 ============ */
.table-wrap { overflow-x: auto; margin: 0 -6px; padding: 0 6px; }
table {
  width: 100%; border-collapse: collapse; font-size: 14px;
  font-variant-numeric: tabular-nums;
}
th, td { padding: 11px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th {
  color: var(--muted); font-weight: 600; font-size: 12px;
  letter-spacing: .1em; white-space: nowrap;
  border-bottom: 2px solid var(--line-strong);
}
tr:hover td { background: var(--hover); }
tr:last-child td { border-bottom: none; }
td a { font-weight: 500; }
.actions { white-space: nowrap; }
.actions a { font-size: 13px; margin-right: 8px; }
.actions form { display: inline; }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex; align-items: center; gap: 6px; justify-content: center;
  background: var(--ink); color: var(--card);
  border: 1px solid var(--ink);
  border-radius: 8px; padding: 9px 20px;
  font-size: 14px; font-weight: 600; cursor: pointer; font-family: inherit;
  letter-spacing: .04em;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover {
  background: var(--accent); border-color: var(--accent);
  color: #fdf6ec;
  transform: translateY(-1px); box-shadow: var(--shadow-lift);
  text-decoration: none;
}
.btn:active { transform: translateY(0); box-shadow: none; }
.btn.sm { padding: 5px 13px; font-size: 13px; border-radius: 7px; font-weight: 500; }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--line-strong); }
.btn.ghost:hover { background: var(--hover); color: var(--ink); border-color: var(--line-strong);
  transform: translateY(-1px); box-shadow: var(--shadow); }
.btn.red { background: var(--accent); border-color: var(--accent); color: #fdf6ec; }
.btn.red:hover { background: var(--accent-strong); border-color: var(--accent-strong); }
.btn.green { background: var(--pine); border-color: var(--pine); color: #f2f8ef; }
.btn.green:hover { background: var(--pine-deep); border-color: var(--pine-deep); }
/* 描边强调按钮：用于导出等次级动作，与朱砂主色呼应 */
.btn.line {
  background: transparent; color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 42%, var(--line-strong));
}
.btn.line:hover { background: var(--accent); border-color: var(--accent); color: #fdf6ec; }
@media (prefers-color-scheme: dark) {
  .btn { background: var(--ink); color: #171510; }
  .btn.red, .btn.red:hover { color: #171510; }
  .btn.green, .btn.green:hover { color: #171510; }
  .btn:hover { color: #171510; }
}

/* ============ 表单 ============ */
input, select, textarea {
  border: 1px solid var(--line-strong); border-radius: 8px; padding: 9px 12px;
  font-size: 14px; font-family: inherit; width: 100%;
  background: var(--card); color: var(--text);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}
input[type="date"], input[type="time"], input[type="month"] { font-family: var(--font-mono); font-size: 13px; }
label { display: block; font-size: 13px; color: var(--muted); font-weight: 600; margin: 14px 0 5px; letter-spacing: .04em; }

/* ============ 提示 / 徽章 ============ */
.flash {
  padding: 11px 16px; border-radius: 8px; margin-bottom: 16px; font-size: 14px;
  border: 1px solid; border-left-width: 4px;
  animation: rise .35s ease both;
}
.flash.ok { background: var(--ok-bg); color: var(--ok-fg); border-color: var(--ok-line); border-left-color: var(--pine); }
.flash.error { background: var(--err-bg); color: var(--err-fg); border-color: var(--err-line); border-left-color: var(--accent); }

.badge {
  display: inline-block; padding: 1px 9px; border-radius: 4px;
  font-size: 12px; font-weight: 600; letter-spacing: .05em;
  border: 1px solid transparent;
}
.badge.green { background: var(--badge-green-bg); color: var(--badge-green-fg); border-color: color-mix(in srgb, var(--badge-green-fg) 25%, transparent); }
.badge.blue { background: var(--badge-blue-bg); color: var(--badge-blue-fg); border-color: color-mix(in srgb, var(--badge-blue-fg) 25%, transparent); }
.badge.gray { background: var(--badge-gray-bg); color: var(--badge-gray-fg); border-color: color-mix(in srgb, var(--badge-gray-fg) 25%, transparent); }
.badge.red { background: var(--badge-red-bg); color: var(--badge-red-fg); border-color: color-mix(in srgb, var(--badge-red-fg) 25%, transparent); }
.badge.purple { background: var(--badge-purple-bg); color: var(--badge-purple-fg); border-color: color-mix(in srgb, var(--badge-purple-fg) 25%, transparent); }

/* ============ 统计卡片 ============ */
.grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px; margin-bottom: 24px;
}
.stat {
  position: relative; overflow: hidden;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 18px 20px 16px; box-shadow: var(--shadow);
  animation: rise .45s cubic-bezier(.22,.9,.36,1) both;
  transition: transform .18s ease, box-shadow .18s ease;
}
.stat:nth-child(2) { animation-delay: .05s; }
.stat:nth-child(3) { animation-delay: .1s; }
.stat:nth-child(4) { animation-delay: .15s; }
.stat:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); }
.stat::before {
  content: ""; position: absolute; top: 0; left: 20px; right: 20px; height: 3px;
  background: var(--line-strong); border-radius: 0 0 3px 3px;
}
.stat:nth-child(1)::before { background: var(--ink); }
.stat:nth-child(2)::before { background: var(--indigo); }
.stat:nth-child(3)::before { background: var(--pine); }
.stat:nth-child(4)::before { background: var(--accent); }
.stat .num {
  font-family: var(--font-display);
  font-size: 38px; font-weight: 700; color: var(--ink); line-height: 1.15;
  font-variant-numeric: tabular-nums;
}
.stat .lbl { font-size: 12.5px; color: var(--muted); margin-top: 2px; letter-spacing: .14em; }

/* ============ 登录 / 注册 ============ */
.auth { max-width: 420px; margin: 8vh auto; padding: 34px 36px 30px; }
.auth-brand { display: flex; justify-content: center; margin-bottom: 16px; }
.auth h1 {
  text-align: center; font-family: var(--font-display);
  font-size: 26px; font-weight: 700; letter-spacing: .1em;
  color: var(--ink); margin-bottom: 4px;
}
.auth p.sub {
  text-align: center; color: var(--muted); font-size: 13px; margin-bottom: 22px;
  letter-spacing: .06em;
}
.auth p.sub::before, .auth p.sub::after { content: "·"; margin: 0 8px; color: var(--line-strong); }
.role-pick { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.role-pick input { display: none; }
.role-pick span {
  display: block; text-align: center; padding: 11px; border: 1.5px solid var(--line-strong);
  border-radius: 8px; cursor: pointer; font-size: 14px; font-weight: 600; color: var(--muted);
  transition: all .15s;
}
.role-pick span:hover { border-color: var(--muted); color: var(--text); }
.role-pick input:checked + span {
  border-color: var(--accent); color: var(--accent); background: var(--accent-soft);
}

/* ============ 日期导航 ============ */
.datenav { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-bottom: 18px; }
.datenav form { display: flex; gap: 8px; align-items: center; }
/* 统一控件高度，避免输入框比按钮高 */
.datenav .seg,
.datenav .btn,
.datenav input,
.datenav select { height: 34px; }
.datenav .btn { padding-top: 0; padding-bottom: 0; }
.datenav input, .datenav select {
  width: auto; padding-top: 0; padding-bottom: 0; line-height: 32px;
}
.seg {
  display: inline-flex; align-items: stretch;
  border: 1px solid var(--line-strong); border-radius: 8px;
  overflow: hidden; background: var(--card);
}
.seg .btn, .seg .btn.ghost {
  border: none; border-radius: 0; background: transparent; color: var(--text);
  box-shadow: none; transform: none; height: 100%;
}
.seg .btn + .btn { border-left: 1px solid var(--line); }
.seg .btn:hover { background: var(--hover); color: var(--accent); transform: none; box-shadow: none; }

/* ============ 工作日历 ============ */
.cal-wrap { overflow-x: auto; }
.cal-grid { display: grid; min-width: 320px; }
.cal-corner, .cal-head { border-bottom: 2px solid var(--line-strong); padding: 8px 10px; }
.cal-head { font-family: var(--font-display); font-weight: 700; font-size: 14.5px; color: var(--ink); }
.cal-head .sub { font-family: var(--font-mono); font-size: 11px; color: var(--muted); font-weight: 400; letter-spacing: .02em; }
.cal-times { position: relative; }
.cal-time {
  font-family: var(--font-mono); font-size: 10.5px; color: var(--muted);
  text-align: right; padding-right: 10px; transform: translateY(-7px);
}
.cal-col {
  position: relative; border-left: 1px solid var(--line);
  background-image: repeating-linear-gradient(to bottom,
    var(--line) 0, var(--line) 1px, transparent 1px, transparent 48px);
}
.cal-slot { position: absolute; left: 0; right: 0; z-index: 1; display: block; }
.cal-slot:hover { background: var(--accent-soft); box-shadow: inset 2px 0 0 var(--accent); }
.cal-block {
  position: absolute; left: 4px; right: 5px; z-index: 2;
  border-radius: 6px; padding: 4px 9px; overflow: hidden;
  font-size: 12px; line-height: 1.4; color: var(--text);
  background: hsla(var(--h), var(--block-sat), 45%, var(--block-alpha));
  border-left: 3px solid hsl(var(--h), var(--block-sat), 38%);
  transition: transform .12s ease, box-shadow .12s ease;
}
.cal-block:hover {
  text-decoration: none; transform: translateX(1px);
  box-shadow: var(--shadow); z-index: 3;
}
.cal-block .t {
  font-family: var(--font-mono); font-weight: 600; font-size: 10.5px;
  opacity: .75; display: block; letter-spacing: .02em;
}
/* 到达 / 离开 时间轴标记线 */
.cal-mark {
  position: absolute; left: 0; right: 0; z-index: 4;
  height: 0; border-top: 2px dashed var(--pine);
  pointer-events: none;
}
.cal-mark.leave { border-top-color: var(--accent); }
.cal-mark span {
  position: absolute; left: 3px; top: -9px;
  font-family: var(--font-mono); font-size: 10px; font-weight: 600;
  line-height: 1.5; padding: 0 6px; border-radius: 4px;
  white-space: nowrap; color: #f2f8ef; background: var(--pine);
  box-shadow: 0 1px 3px rgba(60,50,20,.25);
}
.cal-mark.leave span { left: auto; right: 3px; background: var(--accent); color: #fdf6ec; }
@media (prefers-color-scheme: dark) {
  .cal-mark span { color: #12100c; }
  .cal-mark.leave span { color: #12100c; }
}

/* ============ 杂项 ============ */
.muted { color: var(--muted); }
.small { font-size: 12px; }
.inline-form { display: inline; }
.mt { margin-top: 14px; }
.row { display: flex; gap: 14px; flex-wrap: wrap; align-items: end; }
.row > div { flex: 1; min-width: 150px; }
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }

@keyframes rise {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}