/* LIMS 第一阶段 MVP —— 系统界面样式（浅色专业主题） */
:root {
  --bg: #f4f6fa;
  --surface: #ffffff;
  --surface-2: #f8fafd;
  --border: #e3e8f0;
  --border-strong: #cdd6e4;
  --text: #1b2430;
  --text-2: #55637a;
  --text-3: #8794a8;
  --brand: #1e5aa8;
  --brand-2: #2f7fd6;
  --brand-soft: #e8f1fc;
  --navy: #0f2c52;
  --ok: #0f9d6e;
  --ok-soft: #e4f7ef;
  --warn: #c1790b;
  --warn-soft: #fdf2e0;
  --bad: #c9372c;
  --bad-soft: #fdeceb;
  --purple: #6d3fd4;
  --shadow: 0 1px 2px rgba(16, 32, 56, .06), 0 4px 16px rgba(16, 32, 56, .05);
  --shadow-lg: 0 8px 32px rgba(16, 32, 56, .12);
  --r: 10px;
  --sidebar: 232px;
  --topbar: 56px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
button, input, select, textarea { font-family: inherit; font-size: inherit; }
a { color: var(--brand); text-decoration: none; }

/* ---------- 登录页 ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; background: linear-gradient(135deg, var(--navy) 0%, #17427a 45%, #1e5aa8 100%); padding: 24px; }
.login-card { width: 100%; max-width: 940px; background: #fff; border-radius: 14px; box-shadow: 0 24px 64px rgba(0, 0, 0, .28); overflow: hidden; display: grid; grid-template-columns: 1fr 1fr; }
.login-left { background: linear-gradient(160deg, #f7fafd, #eaf1fa); padding: 30px 32px; border-right: 1px solid var(--border); }
.login-left h1 { font-size: 20px; font-weight: 680; color: var(--navy); letter-spacing: .3px; }
.login-left .sub { font-size: 12.5px; color: var(--text-3); margin-top: 4px; }
.login-left .pts { margin-top: 18px; display: flex; flex-direction: column; gap: 9px; }
.login-left .pt { display: flex; gap: 9px; font-size: 12.5px; color: var(--text-2); line-height: 1.6; }
.login-left .pt i { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); margin-top: 7px; flex-shrink: 0; }
.login-left .foot { margin-top: 22px; padding-top: 14px; border-top: 1px dashed var(--border-strong); font-size: 11.5px; color: var(--text-3); line-height: 1.8; }
.login-right { padding: 26px 30px; }
.login-right h2 { font-size: 16px; font-weight: 640; margin-bottom: 4px; }
.login-right .hint { font-size: 12px; color: var(--text-3); margin-bottom: 14px; }
.role-pick-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; max-height: 330px; overflow: auto; padding-right: 4px; }
.rpk { border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; cursor: pointer; background: #fff; transition: all .12s; }
.rpk:hover { border-color: var(--brand-2); background: var(--surface-2); }
.rpk.on { border-color: var(--brand); background: var(--brand-soft); box-shadow: inset 0 0 0 1px var(--brand); }
.rpk .n { font-size: 12.5px; font-weight: 600; display: flex; align-items: center; gap: 6px; }
.rpk .n em { font-style: normal; font-size: 10.5px; color: #fff; background: var(--brand-2); border-radius: 4px; padding: 0 5px; }
.rpk .d { font-size: 11px; color: var(--text-3); margin-top: 2px; line-height: 1.45; }
.login-field { margin-top: 14px; display: flex; gap: 8px; }
.login-field input { flex: 1; border: 1px solid var(--border-strong); border-radius: 7px; padding: 8px 11px; outline: none; }
.login-field input:focus { border-color: var(--brand); }
.btn-login { background: var(--brand); color: #fff; border: 0; border-radius: 7px; padding: 8px 20px; font-weight: 600; cursor: pointer; }
.btn-login:hover { background: #17488a; }

/* ---------- 主框架 ---------- */
.topbar {
  position: fixed; top: 0; left: 0; right: 0; height: var(--topbar); z-index: 50;
  background: linear-gradient(90deg, var(--navy) 0%, #17427a 55%, #1e5aa8 100%); color: #fff;
  display: flex; align-items: center; gap: 14px; padding: 0 18px; box-shadow: 0 1px 0 rgba(255, 255, 255, .08), var(--shadow);
}
.topbar .logo { width: 28px; height: 28px; border-radius: 7px; background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .22); display: grid; place-items: center; }
.topbar h1 { font-size: 14.5px; font-weight: 650; letter-spacing: .3px; }
.topbar .env { font-size: 10.5px; background: rgba(255, 255, 255, .16); padding: 2px 7px; border-radius: 4px; margin-left: 6px; }
.topbar-sp { flex: 1; }
.tb-info { font-size: 12px; opacity: .85; display: flex; align-items: center; gap: 8px; }
.tb-user { display: flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .18); border-radius: 20px; padding: 3px 6px 3px 3px; }
.tb-user .av { width: 26px; height: 26px; border-radius: 50%; background: #fff; color: var(--brand); display: grid; place-items: center; font-size: 11.5px; font-weight: 700; }
.tb-user .nm { font-size: 12.5px; }
.tb-user .rl { font-size: 10.5px; opacity: .75; }
.tb-btn { background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .22); color: #fff; border-radius: 6px; padding: 4px 10px; font-size: 12px; cursor: pointer; }
.tb-btn:hover { background: rgba(255, 255, 255, .24); }

.app { display: flex; padding-top: var(--topbar); min-height: 100vh; }
.sidebar { width: var(--sidebar); flex-shrink: 0; background: #fff; border-right: 1px solid var(--border); padding: 12px 0; position: fixed; top: var(--topbar); bottom: 0; overflow: auto; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 9px 16px; cursor: pointer; color: var(--text-2); font-size: 13px; border-left: 3px solid transparent; }
.nav-item:hover { background: var(--surface-2); }
.nav-item.on { background: var(--brand-soft); color: var(--brand); border-left-color: var(--brand); font-weight: 600; }
.nav-item .ico { width: 15px; height: 15px; flex-shrink: 0; }
.nav-item .cnt { margin-left: auto; font-size: 11px; background: var(--bg); color: var(--text-3); border-radius: 10px; padding: 0 7px; }
.nav-item.on .cnt { background: #fff; color: var(--brand); }
.nav-sep { padding: 13px 16px 5px; font-size: 10.5px; font-weight: 700; letter-spacing: 1.1px; color: var(--text-3); }
.sidebar .sb-foot { padding: 12px 16px; margin: 10px 0 0; border-top: 1px solid var(--border); font-size: 10.5px; color: var(--text-3); line-height: 1.7; }

.main { flex: 1; margin-left: var(--sidebar); padding: 18px 22px 40px; min-width: 0; }

/* ---------- 通用组件 ---------- */
.page-head { margin-bottom: 14px; }
.page-head h2 { font-size: 18px; font-weight: 660; letter-spacing: .2px; }
.page-head p { font-size: 12.5px; color: var(--text-3); margin-top: 3px; line-height: 1.65; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--r); box-shadow: var(--shadow); margin-bottom: 14px; }
.card-h { display: flex; align-items: center; gap: 10px; padding: 12px 15px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.card-h h3 { font-size: 14px; font-weight: 620; }
.card-h .tag { font-size: 11.5px; color: var(--text-3); }
.card-h .right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.card-b { padding: 13px 15px; }

.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: 1fr 1fr; }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }

.kpi { padding: 13px 15px; }
.kpi .l { font-size: 11.5px; color: var(--text-3); }
.kpi .v { font-size: 25px; font-weight: 680; line-height: 1.25; margin-top: 2px; }
.kpi .u { font-size: 12px; font-weight: 400; color: var(--text-3); margin-left: 3px; }
.kpi .d { font-size: 11.5px; margin-top: 2px; }
.tone-good { color: var(--ok); } .tone-warn { color: var(--warn); } .tone-bad { color: var(--bad); } .tone-neutral { color: var(--text-3); }

.badge { display: inline-block; font-size: 11px; padding: 1px 7px; border-radius: 20px; border: 1px solid transparent; white-space: nowrap; }
.b-ok { background: var(--ok-soft); color: var(--ok); border-color: #b7e6d3; }
.b-warn { background: var(--warn-soft); color: var(--warn); border-color: #f3ddb4; }
.b-bad { background: var(--bad-soft); color: var(--bad); border-color: #f6cdc9; }
.b-info { background: var(--brand-soft); color: var(--brand); border-color: #cfe1f8; }
.b-gray { background: var(--bg); color: var(--text-3); border-color: var(--border-strong); }
.b-purple { background: #f3eefd; color: var(--purple); border-color: #e0d3fa; }

.btn { border: 1px solid var(--border-strong); background: #fff; color: var(--text-2); border-radius: 7px; padding: 6px 13px; font-size: 12.5px; cursor: pointer; }
.btn:hover { border-color: var(--brand-2); color: var(--brand); }
.btn.pri { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.btn.pri:hover { background: #17488a; color: #fff; }
.btn.danger { color: var(--bad); border-color: #f0c4bf; }
.btn.danger:hover { background: var(--bad-soft); border-color: var(--bad); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.sm { padding: 3px 9px; font-size: 11.5px; border-radius: 6px; }

.tbl { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.tbl th { text-align: left; font-weight: 600; color: var(--text-3); font-size: 11.5px; padding: 8px 10px; border-bottom: 1px solid var(--border); background: var(--surface-2); white-space: nowrap; }
.tbl td { padding: 8px 10px; border-bottom: 1px solid #f1f4f9; vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl tbody tr:hover { background: var(--surface-2); }
.tbl-wrap { overflow: auto; }
code.fr { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 11.5px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; color: var(--brand); }
code.hash { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 10.5px; color: var(--text-3); }

.note { border: 1px solid var(--border); border-left-width: 3px; border-radius: 8px; padding: 9px 13px; font-size: 12.5px; line-height: 1.7; margin-bottom: 14px; }
.note.info { background: var(--brand-soft); border-color: #cfe1f8; border-left-color: var(--brand); color: #17477f; }
.note.warn { background: var(--warn-soft); border-color: #f3ddb4; border-left-color: var(--warn); color: #7a4c07; }
.note.bad { background: var(--bad-soft); border-color: #f6cdc9; border-left-color: var(--bad); color: #96241b; }
.note.ok { background: var(--ok-soft); border-color: #b7e6d3; border-left-color: var(--ok); color: #0b6b4c; }

.empty { padding: 34px; text-align: center; color: var(--text-3); font-size: 13px; }

/* 项目卡 */
.proj-card { border: 1px solid var(--border); border-radius: 9px; padding: 13px 15px; background: #fff; cursor: pointer; transition: all .14s; }
.proj-card:hover { box-shadow: var(--shadow-lg); border-color: var(--brand-2); transform: translateY(-1px); }
.proj-card.on { border-color: var(--brand); background: linear-gradient(180deg, #fff, #f5f9fe); }
.pc-top { display: flex; align-items: center; gap: 8px; }
.pc-id { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 11.5px; color: var(--brand); font-weight: 700; }
.pc-name { font-size: 13.5px; font-weight: 600; flex: 1; min-width: 0; }
.pc-meta { font-size: 11.5px; color: var(--text-3); margin-top: 4px; display: flex; gap: 12px; flex-wrap: wrap; }
.pc-prog { margin-top: 9px; display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--text-3); }
.pc-track { flex: 1; height: 5px; background: var(--bg); border-radius: 3px; overflow: hidden; }
.pc-fill { display: block; height: 100%; background: linear-gradient(90deg, #2f7fd6, #1e5aa8); border-radius: 3px; }

/* 环节步骤条 */
.stage-list { display: flex; flex-direction: column; gap: 7px; }
.stage-row { border: 1px solid var(--border); border-radius: 8px; background: #fff; overflow: hidden; }
.stage-row.done { border-left: 3px solid var(--ok); }
.stage-row.wip { border-left: 3px solid var(--brand); box-shadow: var(--shadow); }
.stage-row.todo { border-left: 3px solid var(--border-strong); opacity: .82; }
.stage-row.open { border-color: var(--brand); }
.sr-h { display: flex; align-items: center; gap: 10px; padding: 9px 13px; cursor: pointer; }
.sr-h:hover { background: var(--surface-2); }
.sr-n { width: 21px; height: 21px; border-radius: 50%; display: grid; place-items: center; font-size: 11px; font-weight: 700; flex-shrink: 0; }
.stage-row.done .sr-n { background: var(--ok-soft); color: var(--ok); }
.stage-row.wip .sr-n { background: var(--brand-soft); color: var(--brand); }
.stage-row.todo .sr-n { background: var(--bg); color: var(--text-3); }
.sr-t { font-size: 13px; font-weight: 580; }
.sr-actor { margin-left: auto; font-size: 11.5px; color: var(--text-3); }
.sr-caret { font-size: 9.5px; color: var(--text-3); }
.sr-b { padding: 2px 13px 13px 44px; }
.sr-line { display: flex; gap: 9px; padding: 3px 0; font-size: 12px; }
.sr-k { width: 56px; flex-shrink: 0; color: var(--text-3); }
.sr-line > span:last-child { flex: 1; color: var(--text-2); }
.sr-ctrl { background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px; padding: 6px 9px; font-size: 12px; color: var(--text); margin: 5px 0; }
.must-wrap { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 3px; }
.must-chip { font-size: 11.5px; padding: 1px 8px; border-radius: 5px; border: 1px dashed var(--border-strong); color: var(--text-3); }
.must-chip.has { border-style: solid; border-color: #b7e6d3; background: var(--ok-soft); color: var(--ok); }
.sr-acts { display: flex; gap: 7px; margin-top: 9px; flex-wrap: wrap; align-items: center; }

/* 文档 */
.doc-filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-bottom: 12px; }
.chip { border: 1px solid var(--border); background: #fff; border-radius: 20px; padding: 4px 12px; font-size: 12.5px; cursor: pointer; color: var(--text-2); }
.chip:hover { border-color: var(--brand-2); color: var(--brand); }
.chip.on { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 560; }
select.chip, input.chip { padding: 5px 10px; }
.upload-box { border: 2px dashed var(--border-strong); border-radius: 9px; padding: 16px; text-align: center; background: var(--surface-2); }
.upload-box.drag { border-color: var(--brand); background: var(--brand-soft); }
.upload-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 10px; }
.newdoc { background: var(--ok-soft); }

/* 审查 */
.rule-strip { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.rstat { border: 1px solid var(--border); border-radius: 8px; padding: 7px 13px; background: #fff; font-size: 12px; }
.rstat b { font-size: 16px; margin-right: 4px; }
.rstat.block b { color: var(--bad); } .rstat.warn b { color: var(--warn); } .rstat.pass b { color: var(--ok); }
.rule-item { border: 1px solid var(--border); border-left: 3px solid var(--border-strong); border-radius: 8px; padding: 10px 13px; margin-bottom: 8px; background: #fff; }
.rule-item.block { border-left-color: var(--bad); background: linear-gradient(90deg, #fffaf9, #fff 40%); }
.rule-item.warn { border-left-color: var(--warn); }
.rule-item.pass { border-left-color: var(--ok); opacity: .85; }
.ri-h { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.ri-id { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: 11px; color: var(--text-3); }
.ri-n { font-size: 13px; font-weight: 600; }
.ri-d { font-size: 12px; color: var(--text-2); margin-top: 3px; line-height: 1.6; }
.ri-fix { margin-top: 8px; display: flex; gap: 7px; align-items: center; flex-wrap: wrap; }
.ri-fix input { flex: 1; min-width: 200px; border: 1px solid var(--border-strong); border-radius: 6px; padding: 5px 9px; font-size: 12px; }
.handled { font-size: 11.5px; color: var(--ok); background: var(--ok-soft); border-radius: 5px; padding: 2px 8px; }

.sign-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.sign-box { border: 1px solid var(--border); border-radius: 8px; padding: 11px 13px; background: var(--surface-2); }
.sign-box h4 { font-size: 12.5px; font-weight: 620; margin-bottom: 6px; }
.sign-box select { width: 100%; border: 1px solid var(--border-strong); border-radius: 6px; padding: 5px 8px; font-size: 12.5px; }

/* 审计链 */
.audit-row { display: flex; gap: 10px; padding: 7px 0; border-bottom: 1px solid #f1f4f9; align-items: flex-start; font-size: 12.5px; }
.audit-row:last-child { border-bottom: 0; }
.audit-row.blk { background: #fffaf9; }
.ar-t { width: 116px; flex-shrink: 0; color: var(--text-3); font-size: 11.5px; font-family: ui-monospace, Menlo, Consolas, monospace; }
.ar-w { width: 60px; flex-shrink: 0; font-weight: 600; }
.ar-a { flex: 1; }
.ar-a .d { font-size: 11.5px; color: var(--text-3); margin-top: 1px; }
.ar-h { width: 92px; flex-shrink: 0; text-align: right; }

/* 演练 */
.lab-btn { border: 1px solid #f0c4bf; background: #fff; color: var(--bad); border-radius: 8px; padding: 10px 13px; cursor: pointer; text-align: left; transition: all .12s; }
.lab-btn:hover { background: var(--bad-soft); box-shadow: var(--shadow); }
.lab-btn b { display: block; font-size: 12.5px; margin-bottom: 2px; }
.lab-btn span { font-size: 11.5px; color: var(--text-2); line-height: 1.5; }

/* 403 */
.deny { border: 2px dashed var(--bad); border-radius: 12px; padding: 40px; text-align: center; background: var(--bad-soft); }
.deny .code { font-size: 46px; font-weight: 700; color: var(--bad); letter-spacing: 2px; }
.deny .msg { font-size: 14px; color: #96241b; margin-top: 6px; }
.deny .sub { font-size: 12.5px; color: var(--text-2); margin-top: 10px; line-height: 1.8; }

/* Toast */
.toast-wrap { position: fixed; top: 68px; right: 20px; z-index: 200; display: flex; flex-direction: column; gap: 8px; max-width: 420px; }
.toast { border-radius: 9px; padding: 11px 15px; box-shadow: var(--shadow-lg); font-size: 12.5px; line-height: 1.6; animation: slideIn .18s ease-out; background: #fff; border-left: 4px solid var(--brand); }
.toast.block { border-left-color: var(--bad); background: #fffaf9; }
.toast.ok { border-left-color: var(--ok); background: #f4fdf9; }
.toast.warn { border-left-color: var(--warn); background: #fffdf6; }
.toast b { display: block; font-size: 13px; margin-bottom: 2px; }
.toast .t-sub { font-size: 11.5px; color: var(--text-3); margin-top: 4px; }
@keyframes slideIn { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: none; } }

/* 时间线 */
.timeline { border-left: 2px solid var(--border); margin-left: 6px; padding-left: 16px; }
.tl-item { position: relative; padding-bottom: 12px; }
.tl-item::before { content: ''; position: absolute; left: -22px; top: 5px; width: 8px; height: 8px; border-radius: 50%; background: var(--brand-2); border: 2px solid #fff; }
.tl-item.done::before { background: var(--ok); }
.tl-t { font-size: 12.5px; font-weight: 580; }
.tl-d { font-size: 11.5px; color: var(--text-3); }

.foot-note { margin-top: 22px; padding-top: 12px; border-top: 1px solid var(--border); font-size: 11.5px; color: var(--text-3); line-height: 1.75; }

::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-thumb { background: #cfd7e4; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #b6c2d4; }
::-webkit-scrollbar-track { background: transparent; }