:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --panel-2: #f9fafb;
  --line: #e4e7ec;
  --line-2: #eef0f3;
  --text: #1d2433;
  --text-2: #5b6474;
  --text-3: #8a93a3;
  --accent: #3554d1;
  --accent-soft: #e9edfb;
  --red: #d63b3b;
  --red-soft: #fdecec;
  --amber: #b9770e;
  --amber-soft: #fdf3e1;
  --green: #1f8a4c;
  --green-soft: #e5f5ec;
  --st-todo: #8a93a3;
  --st-doing: #3554d1;
  --st-done: #1f8a4c;
  --st-paused: #c58a12;
  --st-cancelled: #b5bcc8;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .08);
  --radius: 10px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12151b; --panel: #1a1e26; --panel-2: #1f242d; --line: #2c323d; --line-2: #252a33;
    --text: #e7eaf0; --text-2: #a8b0be; --text-3: #7a8494;
    --accent: #7d95ff; --accent-soft: #232c4d;
    --red: #ff7b7b; --red-soft: #3a2124; --amber: #f0b44c; --amber-soft: #3a301c; --green: #5fd08f; --green-soft: #1c3427;
    --st-todo: #7a8494; --st-doing: #7d95ff; --st-done: #5fd08f; --st-paused: #f0b44c; --st-cancelled: #535b68;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3);
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.55 -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 22px; margin: 0; font-weight: 650; }
h2 { font-size: 16px; margin: 0 0 12px; font-weight: 650; }
h3 { font-size: 14px; margin: 18px 0 8px; font-weight: 650; }
.muted { color: var(--text-3); }
.small { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 12px; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.hidden { display: none !important; }

/* ---------- 顶部导航 */
.topbar {
  position: sticky; top: 0; z-index: 20; background: var(--panel); border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 24px; padding: 0 24px; height: 54px;
}
.brand { font-weight: 700; font-size: 15px; display: flex; align-items: center; gap: 8px; color: var(--text); white-space: nowrap; }
.brand i { width: 22px; height: 22px; border-radius: 6px; background: var(--accent); display: inline-block; position: relative; }
.brand i::after { content: ""; position: absolute; left: 5px; top: 6px; width: 12px; height: 2px; background: #fff; box-shadow: 0 4px 0 #fff, 0 8px 0 #fff; border-radius: 2px; }
.nav { display: flex; gap: 4px; flex: 1; overflow-x: auto; scrollbar-width: none; }
.nav a { padding: 6px 12px; border-radius: 7px; color: var(--text-2); white-space: nowrap; }
.nav a:hover { background: var(--panel-2); text-decoration: none; }
.nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.userbox { display: flex; align-items: center; gap: 10px; color: var(--text-2); white-space: nowrap; }

main { max-width: 1320px; margin: 0 auto; padding: 24px; }
.page-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head .grow { flex: 1; }
.banner { background: var(--amber-soft); color: var(--amber); padding: 10px 24px; font-size: 13px; }

/* ---------- 基础组件 */
.btn {
  display: inline-flex; align-items: center; gap: 6px; height: 32px; padding: 0 12px; border-radius: 7px;
  border: 1px solid var(--line); background: var(--panel); color: var(--text); font: inherit; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--panel-2); text-decoration: none; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.07); }
.btn.danger { color: var(--red); }
.btn.sm { height: 26px; padding: 0 9px; font-size: 12px; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-group { display: inline-flex; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.btn-group button { border: 0; background: var(--panel); height: 30px; padding: 0 12px; font: inherit; color: var(--text-2); cursor: pointer; }
.btn-group button + button { border-left: 1px solid var(--line); }
.btn-group button.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

input, select, textarea {
  font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--line); border-radius: 7px;
  padding: 0 10px; height: 32px; outline: none; min-width: 0;
}
textarea { height: auto; padding: 8px 10px; resize: vertical; min-height: 64px; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input[type=checkbox] { height: auto; width: 15px; height: 15px; accent-color: var(--accent); vertical-align: -2px; }
input[type=color] { padding: 2px; width: 44px; }
input:disabled, select:disabled, textarea:disabled { background: var(--panel-2); color: var(--text-2); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card.pad { padding: 18px; }
.section { margin-bottom: 20px; }

.badge { display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px; border-radius: 999px; font-size: 12px; white-space: nowrap; background: var(--panel-2); color: var(--text-2); border: 1px solid var(--line-2); }
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.st-todo { color: var(--st-todo); } .st-doing { color: var(--st-doing); } .st-done { color: var(--st-done); }
.st-paused { color: var(--st-paused); } .st-cancelled { color: var(--st-cancelled); }
.badge.red { background: var(--red-soft); color: var(--red); border-color: transparent; }
.badge.amber { background: var(--amber-soft); color: var(--amber); border-color: transparent; }
.badge.green { background: var(--green-soft); color: var(--green); border-color: transparent; }
.badge.blue { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.pri-high { color: var(--red); font-weight: 600; } .pri-medium { color: var(--amber); } .pri-low { color: var(--text-3); }
.tag { display: inline-block; padding: 0 7px; border-radius: 5px; font-size: 11.5px; line-height: 19px; color: #fff; margin: 1px 3px 1px 0; }

.progress { height: 6px; background: var(--line-2); border-radius: 99px; overflow: hidden; }
.progress > i { display: block; height: 100%; background: var(--green); border-radius: 99px; }

/* ---------- 表格 */
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
th { font-weight: 600; color: var(--text-2); font-size: 12.5px; background: var(--panel-2); white-space: nowrap; position: sticky; top: 0; }
tr:last-child td { border-bottom: 0; }
tr.click { cursor: pointer; }
tr.click:hover td { background: var(--panel-2); }
tr.archived td { opacity: .55; }
td.fname { min-width: 180px; }
td.code { white-space: nowrap; color: var(--text-3); font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 12px; }
.empty { padding: 36px; text-align: center; color: var(--text-3); }

/* ---------- 工具栏 */
.toolbar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar .grow { flex: 1; }
.toolbar input[type=search] { width: 200px; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 14px; }
.chip { border: 1px solid var(--line); background: var(--panel); border-radius: 999px; padding: 4px 12px; cursor: pointer; font: inherit; font-size: 13px; color: var(--text-2); }
.chip.on { background: var(--accent); border-color: var(--accent); color: #fff; }
.chip b { font-weight: 600; margin-left: 4px; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin-bottom: 16px; overflow-x: auto; }
.tabs a { padding: 9px 14px; color: var(--text-2); border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tabs a:hover { text-decoration: none; color: var(--text); }
.tabs a.on { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }

/* ---------- 总览 */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-bottom: 22px; }
.stats.four { grid-template-columns: repeat(4, 1fr); }
.stat { padding: 14px 16px; cursor: pointer; }
.stat:hover { border-color: var(--accent); }
.stat .n { font-size: 26px; font-weight: 700; line-height: 1.2; font-variant-numeric: tabular-nums; }
.stat .l { color: var(--text-2); font-size: 13px; }
.stat.red .n { color: var(--red); } .stat.amber .n { color: var(--amber); }
.pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); gap: 14px; }
.pcard { padding: 16px 18px; display: flex; flex-direction: column; gap: 12px; cursor: pointer; transition: border-color .15s; }
.pcard:hover { border-color: var(--accent); }
.pcard .top { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start; }
.pcard .name { font-size: 16px; font-weight: 650; }
.pcard .desc { color: var(--text-2); font-size: 13px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 20px; }
.pcard .nums { display: flex; gap: 16px; font-size: 13px; color: var(--text-2); flex-wrap: wrap; }
.pcard .nums b { color: var(--text); font-variant-numeric: tabular-nums; }
.pcard .nums .bad b { color: var(--red); }
.pcard .foot { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-3); border-top: 1px solid var(--line-2); padding-top: 10px; gap: 8px; }
.prog-line { display: flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--text-2); }
.prog-line .progress { flex: 1; }

/* ---------- 项目详情头部 */
.phead { padding: 18px 20px; margin-bottom: 18px; }
.phead .row1 { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.phead .row1 .grow { flex: 1; }
.phead .meta { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 10px; color: var(--text-2); font-size: 13px; }
.phead .meta span b { color: var(--text); font-weight: 500; }
.phead .desc { margin-top: 8px; color: var(--text-2); white-space: pre-wrap; }

/* ---------- 看板 */
.kanban { display: grid; grid-template-columns: repeat(5, minmax(220px, 1fr)); gap: 12px; overflow-x: auto; padding-bottom: 6px; }
.kcol { background: var(--panel-2); border: 1px solid var(--line); border-radius: var(--radius); display: flex; flex-direction: column; min-height: 200px; }
.kcol.over { border-color: var(--accent); background: var(--accent-soft); }
.kcol .kh { padding: 10px 12px; font-weight: 600; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); }
.kcol .kb { padding: 8px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.kcard { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px; cursor: pointer; box-shadow: var(--shadow); }
.kcard:hover { border-color: var(--accent); }
.kcard.dragging { opacity: .4; }
.kcard .kt { font-weight: 500; margin: 2px 0 6px; }
.kcard .km { display: flex; justify-content: space-between; align-items: center; gap: 6px; font-size: 12px; color: var(--text-3); flex-wrap: wrap; }
.kcard.overdue { border-left: 3px solid var(--red); }
.kcard.soon { border-left: 3px solid var(--amber); }

/* ---------- 时间线 */
.tl { overflow: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); max-height: 70vh; }
.tl-grid { position: relative; }
.tl-row { display: flex; border-bottom: 1px solid var(--line-2); min-height: 38px; }
.tl-row.head { position: sticky; top: 0; z-index: 3; background: var(--panel-2); min-height: 44px; }
.tl-label { position: sticky; left: 0; z-index: 2; width: 240px; flex: 0 0 240px; background: var(--panel); border-right: 1px solid var(--line); padding: 8px 10px; font-size: 13px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; cursor: pointer; }
.tl-row.head .tl-label { background: var(--panel-2); cursor: default; font-weight: 600; color: var(--text-2); }
.tl-track { position: relative; flex: 0 0 auto; }
.tl-month { position: absolute; top: 4px; font-size: 12px; font-weight: 600; color: var(--text-2); white-space: nowrap; padding-left: 4px; border-left: 1px solid var(--line); }
.tl-day { position: absolute; bottom: 3px; font-size: 10.5px; color: var(--text-3); text-align: center; }
.tl-day.we { color: var(--red); opacity: .7; }
.tl-weekend { position: absolute; top: 0; bottom: 0; background: var(--panel-2); }
.bar { position: absolute; height: 10px; border-radius: 4px; }
.bar.plan { top: 7px; background: var(--accent-soft); border: 1px solid var(--accent); }
.bar.actual { top: 20px; height: 10px; }
.bar.orig { top: 4px; width: 2px; height: 16px; background: var(--text-3); border-radius: 0; }
.tl-today { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--red); opacity: .6; z-index: 1; }
.tl-ver { position: absolute; top: 6px; width: 10px; height: 10px; background: var(--amber); transform: rotate(45deg); margin-left: -5px; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--text-2); margin: 10px 2px 0; }
.legend i { display: inline-block; width: 18px; height: 8px; border-radius: 3px; margin-right: 5px; vertical-align: 0; }

/* ---------- 日历 */
.cal-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.cal-head b { font-size: 16px; min-width: 110px; text-align: center; }
.cal { display: grid; grid-template-columns: repeat(7, 1fr); background: var(--line); gap: 1px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.cal .dow { background: var(--panel-2); padding: 6px; text-align: center; font-size: 12px; color: var(--text-2); font-weight: 600; }
.cal .day { background: var(--panel); min-height: 104px; padding: 4px 5px; display: flex; flex-direction: column; gap: 3px; }
.cal .day.out { background: var(--panel-2); }
.cal .day.out .dn { color: var(--text-3); }
.cal .day.today .dn { background: var(--accent); color: #fff; border-radius: 99px; }
.cal .dn { font-size: 12px; align-self: flex-end; padding: 0 6px; line-height: 20px; }
.cal .ev { font-size: 11.5px; padding: 1px 5px; border-radius: 4px; cursor: pointer; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; border-left: 3px solid currentColor; background: var(--panel-2); }
.cal .ev.done { text-decoration: line-through; opacity: .65; }
.cal .ev.overdue { background: var(--red-soft); }
.cal .ev.ver { background: var(--amber-soft); color: var(--amber); font-weight: 600; cursor: default; }

/* ---------- 弹窗 */
.mask { position: fixed; inset: 0; background: rgba(15, 20, 30, .45); z-index: 50; display: flex; align-items: flex-start; justify-content: center; padding: 5vh 16px; overflow-y: auto; }
.modal { background: var(--panel); border-radius: 12px; width: 560px; max-width: 100%; box-shadow: 0 20px 50px rgba(0, 0, 0, .25); }
.modal.wide { width: 860px; }
.modal .mh { display: flex; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); gap: 10px; }
.modal .mh h2 { margin: 0; flex: 1; font-size: 16px; }
.modal .mb { padding: 18px; }
.modal .mf { padding: 12px 18px; border-top: 1px solid var(--line); display: flex; gap: 8px; justify-content: flex-end; flex-wrap: wrap; }
.modal .mf .grow { flex: 1; }
.x { border: 0; background: none; font-size: 22px; line-height: 1; cursor: pointer; color: var(--text-3); padding: 0 4px; }

.form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; }
.form .full { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field > label { font-size: 12.5px; color: var(--text-2); font-weight: 500; }
.field > label .req { color: var(--red); }
.field .hint { font-size: 12px; color: var(--text-3); }
.reason { background: var(--amber-soft); border-radius: 8px; padding: 10px 12px; }
.reason label { color: var(--amber) !important; }
.tagpick { display: flex; flex-wrap: wrap; gap: 6px; }
.tagpick label { display: inline-flex; align-items: center; gap: 4px; border: 1px solid var(--line); border-radius: 6px; padding: 2px 8px; cursor: pointer; font-size: 12.5px; }
.tagpick label.on { border-color: var(--accent); background: var(--accent-soft); }
.tagpick input { display: none; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 13px; }
.kv dt { color: var(--text-3); } .kv dd { margin: 0; }

.subs { display: flex; flex-direction: column; gap: 4px; }
.sub { display: flex; align-items: center; gap: 8px; padding: 6px 8px; border-radius: 6px; }
.sub:hover { background: var(--panel-2); }
.sub .sn { flex: 1; }
.sub.done .sn { text-decoration: line-through; color: var(--text-3); }
.addsub { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.addsub input[name=name] { flex: 1; min-width: 160px; }

.loglist { display: flex; flex-direction: column; }
.log { display: grid; grid-template-columns: 140px 1fr; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line-2); font-size: 13px; }
.log:last-child { border-bottom: 0; }
.log .lt { color: var(--text-3); font-size: 12px; font-variant-numeric: tabular-nums; }
.log .la { font-weight: 600; }
.log .ld { color: var(--text-2); word-break: break-word; }

/* ---------- 工时 */
.hbar { display: flex; flex-direction: column; gap: 3px; min-width: 160px; }
.hbar i { display: block; height: 7px; border-radius: 3px; }
.hbar i.e { background: var(--accent-soft); border: 1px solid var(--accent); }
.hbar i.a { background: var(--accent); }
.dev-pos { color: var(--red); } .dev-neg { color: var(--green); }

/* ---------- 报表 */
.report { padding: 26px 30px; }
.report h1 { font-size: 20px; margin-bottom: 4px; }
.report h3 { border-left: 3px solid var(--accent); padding-left: 8px; margin-top: 24px; }
.report ul { margin: 6px 0; padding-left: 20px; }
.report li { margin: 3px 0; }
.rsum { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.rsum div { background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 8px 14px; }
.rsum b { font-size: 18px; margin-right: 4px; }

/* ---------- 登录 */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login .card { width: 360px; padding: 30px; display: flex; flex-direction: column; gap: 14px; }
.login h1 { text-align: center; margin-bottom: 6px; }
.err { color: var(--red); font-size: 13px; min-height: 18px; }

/* ---------- 提示 */
#toasts { position: fixed; top: 66px; right: 20px; z-index: 100; display: flex; flex-direction: column; gap: 8px; }
.toast { background: var(--text); color: var(--panel); padding: 10px 16px; border-radius: 8px; box-shadow: 0 6px 20px rgba(0, 0, 0, .2); font-size: 13.5px; max-width: 360px; animation: tin .18s ease-out; }
.toast.error { background: var(--red); color: #fff; }
@keyframes tin { from { transform: translateY(-6px); opacity: 0; } }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
details.arch summary { cursor: pointer; color: var(--text-2); margin: 24px 0 12px; }

/* ---------- 手机 */
@media (max-width: 860px) {
  .topbar { padding: 0 12px; gap: 12px; }
  .userbox .uname { display: none; }
  main { padding: 16px 12px; }
  .stats, .stats.four { grid-template-columns: repeat(2, 1fr); }
  .stats .stat:last-child { grid-column: 1 / -1; }
  .pgrid { grid-template-columns: 1fr; }
  .form, .grid2 { grid-template-columns: 1fr; }
  .toolbar input[type=search] { width: 100%; }
  .tl-label { width: 140px; flex-basis: 140px; }
  .cal .day { min-height: 70px; }
  .cal .ev { font-size: 10.5px; }
  .log { grid-template-columns: 1fr; gap: 2px; }
  .mask { padding: 0; }
  .modal, .modal.wide { border-radius: 0; min-height: 100vh; }
  .report { padding: 18px; }
  .hide-m { display: none; }
}

@media print {
  .topbar, .banner, .no-print, #toasts { display: none !important; }
  body { background: #fff; color: #000; }
  main { padding: 0; max-width: none; }
  .card { box-shadow: none; border: 0; }
}