:root {
  --bg: #04070c;
  --ink: #e7eef6;
  --muted: #8d9aab;
  --silver-hi: #f5f8fb;
  --silver: #c6d0da;
  --silver-mid: #8d99a6;
  --silver-lo: #4b5663;
  --cyan: #4fd1ff;
  --cyan-dim: rgba(79, 209, 255, .35);
  --line: rgba(198, 208, 218, .2);
  --line-hi: rgba(220, 230, 240, .45);
  --danger: #ff5d6c;
  --ok: #4ade80;
  --f-title: 'Orbitron', 'Microsoft YaHei', 'PingFang SC', sans-serif;
  --f-num: 'Rajdhani', 'Orbitron', 'Microsoft YaHei', sans-serif;
  --f-body: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
  --chrome: linear-gradient(180deg, #ffffff 0%, #e3e9ef 38%, #8f9ba8 52%, #d3dbe3 72%, #ffffff 100%);
  --cut: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  --cut-sm: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--ink); font-family: var(--f-body); font-size: 14px; overflow: hidden; }
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--cyan); }
::selection { background: var(--cyan); color: #001018; }
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: linear-gradient(180deg, #8d99a6, #4b5663); border-radius: 4px; }
::-webkit-scrollbar-track { background: transparent; }

/* ---------- 背景 ---------- */
.bg-layer { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.bg-img { position: absolute; inset: -2%; background: url(assets/bg-skycity.jpg) center 30% / cover no-repeat; animation: drift 60s ease-in-out infinite alternate; }
@keyframes drift { to { transform: scale(1.06) translateX(-1.5%); } }
.bg-shade { position: absolute; inset: 0; transition: background .6s;
  background: radial-gradient(ellipse at 50% 30%, rgba(4,7,12,.1), rgba(4,7,12,.6) 70%), linear-gradient(180deg, rgba(4,7,12,.2), rgba(4,7,12,.8)); }
body.in-app .bg-shade { background: radial-gradient(ellipse at 50% 10%, rgba(6,12,22,.35), rgba(4,7,12,.86) 70%), rgba(4,7,12,.5); }
#app { position: relative; z-index: 1; height: 100%; }

/* ---------- 通用组件 ---------- */
.panel { position: relative; background: linear-gradient(180deg, rgba(30,40,54,.78), rgba(10,15,24,.86)); border: 1px solid var(--line); clip-path: var(--cut);
  backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2); box-shadow: inset 0 1px 0 rgba(255,255,255,.1); }
.panel::before { content: ''; position: absolute; left: 14px; right: 0; top: 0; height: 1px; background: linear-gradient(90deg, rgba(255,255,255,.75), rgba(198,208,218,.15) 60%, transparent); pointer-events: none; }
.panel::after { content: ''; position: absolute; right: 0; bottom: 0; width: 26px; height: 26px; background: linear-gradient(135deg, transparent 50%, var(--cyan-dim) 50%, transparent 56%); pointer-events: none; }
.h-title { font-family: var(--f-title); font-weight: 700; letter-spacing: .1em; margin: 0; background: var(--chrome); -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 10px rgba(79,209,255,.28)) drop-shadow(0 2px 0 rgba(0,0,0,.6)); }
.sub-en { font-family: var(--f-title); font-size: 10px; letter-spacing: .32em; color: var(--silver-mid); text-transform: uppercase; }
.btn { cursor: pointer; border: 1px solid rgba(198,208,218,.35); background: linear-gradient(180deg, rgba(64,78,96,.75), rgba(20,27,38,.85)); color: var(--silver-hi); padding: 8px 16px;
  font-size: 12px; font-weight: 500; letter-spacing: .08em; clip-path: var(--cut-sm); transition: .15s; white-space: nowrap; text-decoration: none; display: inline-flex; align-items: center; gap: 6px; }
.btn:hover { border-color: var(--cyan); color: #fff; box-shadow: 0 0 16px rgba(79,209,255,.45), inset 0 0 12px rgba(79,209,255,.15); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn.primary { background: var(--chrome); color: #0b1422; border-color: #fff; font-weight: 700; text-shadow: 0 1px 0 rgba(255,255,255,.6); }
.btn.primary:hover { box-shadow: 0 0 22px rgba(255,255,255,.45), 0 0 10px rgba(79,209,255,.6); }
.btn.cyan { background: linear-gradient(180deg, rgba(79,209,255,.45), rgba(10,70,110,.7)); border-color: var(--cyan); color: #eafaff; }
.btn.danger { background: linear-gradient(180deg, rgba(255,93,108,.5), rgba(110,16,30,.75)); border-color: #ff8a96; color: #fff0f2; }
.btn.ghost { background: rgba(10,15,24,.4); border-color: var(--line); color: var(--muted); }
.btn.sm { padding: 4px 10px; font-size: 11px; }
.inp, select.inp, textarea.inp { width: 100%; background: rgba(4,8,14,.6); border: 1px solid var(--line); border-radius: 2px; padding: 8px 10px; outline: none; color: var(--ink); transition: .15s; }
.inp:focus { border-color: var(--cyan); box-shadow: 0 0 0 1px rgba(79,209,255,.3), 0 0 16px rgba(79,209,255,.18); }
textarea.inp { resize: vertical; min-height: 80px; }
select.inp option { background: #0e1520; }
input[type=date].inp { color-scheme: dark; }
label.lbl { display: block; font-size: 12px; color: var(--muted); letter-spacing: .08em; margin-bottom: 5px; }
.chip { display: inline-flex; align-items: center; gap: 4px; padding: 1px 8px; font-size: 11px; border: 1px solid currentColor; border-radius: 10px; white-space: nowrap; background: rgba(0,0,0,.25); }
.empty { color: var(--muted); text-align: center; padding: 26px 10px; font-size: 12px; letter-spacing: .1em; }
.muted { color: var(--muted); }
.tier-tag { font-family: var(--f-title); font-weight: 700; font-size: 9px; padding: 1px 6px; border: 1px solid; border-radius: 2px; letter-spacing: .08em; }
.tier-admin { color: #0b1422; border-color: #fff; background: var(--chrome); box-shadow: 0 0 10px rgba(255,255,255,.4); }
.tier-lead { color: var(--cyan); border-color: var(--cyan); background: rgba(79,209,255,.12); }
.tier-member { color: var(--silver); border-color: var(--silver-lo); background: rgba(198,208,218,.08); }
.ava { --c: var(--cyan); position: relative; display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; flex: none; font-size: 12px; font-weight: 700;
  background: radial-gradient(circle at 35% 30%, color-mix(in srgb, var(--c) 45%, #1b2533), #0b111a 75%); color: #fff; box-shadow: 0 0 0 1.5px var(--c), 0 0 8px color-mix(in srgb, var(--c) 50%, transparent); }
.ava.lg { width: 38px; height: 38px; font-size: 15px; }
.ava.online::after { content: ''; position: absolute; right: -1px; bottom: -1px; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 6px var(--ok); border: 1px solid #04070c; }
.ava-stack { display: inline-flex; }
.ava-stack .ava { margin-left: -7px; }
.ava-stack .ava:first-child { margin-left: 0; }

/* ---------- 登录 ---------- */
.login { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 28px; padding: 30px; overflow: auto; }
.login-logo { text-align: center; }
.login-logo .h-title { font-size: 56px; font-weight: 900; letter-spacing: .16em; }
.login-logo .tag { margin-top: 10px; color: var(--silver); letter-spacing: .4em; font-size: 14px; }
.login-logo .line { width: 460px; max-width: 80vw; height: 1px; margin: 14px auto; background: linear-gradient(90deg, transparent, var(--cyan), #fff, var(--cyan), transparent); box-shadow: 0 0 10px var(--cyan); }
.login-subs { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.login-subs span { padding: 4px 14px; font-size: 12px; letter-spacing: .2em; border: 1px solid var(--c); color: var(--c); background: rgba(0,0,0,.35); clip-path: var(--cut-sm); }
.login-box { width: 380px; max-width: 92vw; padding: 26px 28px; display: grid; gap: 14px; }
.login-box .err { color: #ff8a96; font-size: 12px; min-height: 16px; }

/* ---------- 主框架 ---------- */
.shell { display: grid; grid-template-columns: 86px minmax(0, 1fr); grid-template-rows: 64px 1fr; height: 100%; }
.topbar { grid-column: 1 / -1; display: flex; align-items: center; gap: 16px; padding: 0 16px; position: relative; z-index: 5;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,.025) 0 1px, transparent 1px 3px), linear-gradient(180deg, rgba(52,62,76,.92), rgba(16,22,32,.95));
  border-bottom: 1px solid rgba(255,255,255,.18); box-shadow: 0 6px 24px rgba(0,0,0,.6); backdrop-filter: blur(10px); }
.topbar::after { content: ''; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: linear-gradient(90deg, transparent, var(--cyan) 30%, #fff 50%, var(--cyan) 70%, transparent); opacity: .7; }
.brand { display: flex; align-items: center; gap: 12px; background: none; border: 0; padding: 0; cursor: pointer; text-align: left; color: inherit; }
.brand .sigil { width: 38px; height: 38px; display: grid; place-items: center; font-size: 24px; color: #fff; text-shadow: 0 0 12px var(--cyan); }
.brand .h-title { font-size: 18px; font-weight: 900; }
.stats { display: flex; gap: 8px; margin-left: 8px; }
.stat { padding: 4px 14px; min-width: 84px; border: 0; border-left: 2px solid var(--silver-mid); background: linear-gradient(90deg, rgba(198,208,218,.1), transparent); text-align: left; color: inherit; }
.stat b { display: block; font-family: var(--f-num); font-size: 22px; font-weight: 700; line-height: 1.05; color: #fff; text-shadow: 0 0 10px rgba(79,209,255,.4); }
.stat span { font-size: 11px; color: var(--muted); }
.stat.alert { border-left-color: var(--danger); }
.stat.alert b { color: #ff8a96; text-shadow: 0 0 12px rgba(255,93,108,.6); }
.topbar .spacer { flex: 1; }
.me-box { display: flex; align-items: center; gap: 10px; padding-left: 14px; border-left: 1px solid var(--line); }
.me-box .nm { font-weight: 700; display: flex; gap: 6px; align-items: center; }
.me-box .rl { font-size: 11px; color: var(--muted); }

.nav { grid-row: 2; display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 12px 0; overflow-y: auto;
  background: linear-gradient(90deg, rgba(20,27,38,.9), rgba(10,15,24,.8)); border-right: 1px solid var(--line); backdrop-filter: blur(10px); }
.nav-btn { --c: var(--cyan); position: relative; width: 70px; padding: 9px 0 7px; text-align: center; cursor: pointer; color: var(--muted); border: 1px solid transparent; background: none; transition: .15s; clip-path: var(--cut-sm); }
.nav-btn .ic { font-size: 20px; display: block; line-height: 1.2; }
.nav-btn .tx { font-size: 11px; }
.nav-btn:hover { color: #fff; }
.nav-btn.on { color: #fff; border-color: color-mix(in srgb, var(--c) 55%, transparent); background: linear-gradient(180deg, color-mix(in srgb, var(--c) 24%, transparent), transparent); box-shadow: inset 0 0 14px color-mix(in srgb, var(--c) 22%, transparent); }
.nav-btn.on .ic { color: var(--c); text-shadow: 0 0 10px var(--c); }
.nav .sep { width: 48px; height: 1px; background: var(--line); margin: 4px 0; }
.nav .grow { flex: 1; }

.main { grid-row: 2; overflow: auto; position: relative; padding: 18px 22px 40px; }
.view-head { display: flex; align-items: flex-end; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.view-head .h-title { font-size: 24px; }
.view-head .tools { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.view-head .tools .inp { width: 200px; }
.view-head .tools select.inp { width: 120px; }
.sec-title { font-size: 13px; letter-spacing: .2em; color: var(--silver); margin: 0 0 12px; display: flex; align-items: center; gap: 8px; }
.sec-title::before { content: ''; width: 3px; height: 13px; background: var(--cyan); box-shadow: 0 0 8px var(--cyan); }

/* ---------- 总览 ---------- */
.sub-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 18px; }
.sub-card { --c: var(--cyan); padding: 18px 18px 16px; cursor: pointer; transition: transform .2s; }
.sub-card:hover { transform: translateY(-4px); }
.sub-card:hover { box-shadow: 0 0 0 1px var(--c), 0 0 26px color-mix(in srgb, var(--c) 35%, transparent); }
.sub-card .hd { display: flex; align-items: center; gap: 10px; }
.sub-card .ic { font-size: 26px; color: var(--c); text-shadow: 0 0 14px var(--c); }
.sub-card .nm { font-size: 18px; font-weight: 700; letter-spacing: .12em; }
.sub-card .nums { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; margin: 16px 0 12px; }
.sub-card .nums b { display: block; font-family: var(--f-num); font-size: 26px; line-height: 1; color: #fff; }
.sub-card .nums b.warn { color: #ff8a96; }
.sub-card .nums span { font-size: 11px; color: var(--muted); }
.stage-bar { display: flex; height: 6px; border-radius: 3px; overflow: hidden; background: rgba(255,255,255,.06); }
.stage-bar i { display: block; height: 100%; background: var(--c); border-right: 1px solid rgba(4,7,12,.8); }
.stage-legend { display: flex; flex-wrap: wrap; gap: 4px 10px; margin-top: 8px; font-size: 11px; color: var(--muted); }
.ov-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.ov-grid .panel { padding: 16px; min-height: 200px; }
.row-item { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px dashed rgba(198,208,218,.12); font-size: 13px; cursor: pointer; }
.row-item:last-child { border-bottom: 0; }
.row-item:hover .t { color: #fff; text-decoration: underline; }
.row-item .t { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-item .d { font-family: var(--f-num); font-size: 13px; color: var(--muted); }
.row-item .d.late { color: #ff8a96; }
.code { font-family: var(--f-num); font-weight: 700; letter-spacing: .05em; color: var(--c, var(--cyan)); }

/* ---------- 项目卡片 ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.proj-card { --c: var(--cyan); padding: 16px 18px; cursor: pointer; display: grid; gap: 10px; transition: transform .2s; }
.proj-card:hover { transform: translateY(-3px); box-shadow: 0 0 0 1px var(--c), 0 0 22px color-mix(in srgb, var(--c) 30%, transparent); }
.proj-card .top { display: flex; align-items: center; gap: 8px; }
.proj-card .nm { font-size: 16px; font-weight: 700; line-height: 1.35; }
.proj-card .sm { font-size: 12px; color: var(--muted); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 36px; }
.proj-card .meta { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--muted); flex-wrap: wrap; }
.proj-card .meta .warn { color: #ff8a96; }
.proj-card .links { display: flex; gap: 6px; flex-wrap: wrap; }
.stepper { display: flex; gap: 3px; }
.stepper i { flex: 1; height: 4px; background: rgba(255,255,255,.1); }
.stepper i.on { background: var(--c); box-shadow: 0 0 6px var(--c); }
.stepper-tx { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted); margin-top: 4px; }
.stepper-tx b { color: var(--c); font-weight: 700; }
.bar { height: 4px; background: rgba(255,255,255,.08); border-radius: 2px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--ok); }

/* ---------- 弹窗 ---------- */
#modal-root { position: relative; z-index: 50; }
.modal-mask { position: fixed; inset: 0; background: rgba(2,4,8,.7); backdrop-filter: blur(4px); display: grid; place-items: center; padding: 30px; }
.modal { width: 560px; max-width: 100%; max-height: calc(100vh - 60px); display: flex; flex-direction: column; }
.modal.wide { width: 980px; }
.modal .mh { display: flex; align-items: center; gap: 10px; padding: 16px 20px 12px; border-bottom: 1px solid var(--line); }
.modal .mh .h-title { font-size: 17px; }
.modal .mh .x { margin-left: auto; }
.modal .mb { padding: 16px 20px; overflow: auto; }
.modal .mf { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 20px 16px; border-top: 1px solid var(--line); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 14px; }
.form-grid .full { grid-column: 1 / -1; }
.checks { display: flex; flex-wrap: wrap; gap: 6px 14px; padding: 6px 0; max-height: 160px; overflow: auto; }
.checks label { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; cursor: pointer; }
.form-err { color: #ff8a96; font-size: 12px; min-height: 16px; margin-top: 10px; }

/* 项目详情 */
.detail { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 18px; }
.detail .blk { margin-bottom: 18px; }
.detail .blk-hd { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.detail .blk-hd .sec-title { margin: 0; }
.detail .blk-hd .btn { margin-left: auto; }
.kv { display: grid; grid-template-columns: 88px 1fr; gap: 8px 10px; font-size: 13px; }
.kv > span { color: var(--muted); }
.summary { white-space: pre-wrap; line-height: 1.6; font-size: 13px; color: var(--silver); background: rgba(0,0,0,.2); padding: 10px 12px; border-left: 2px solid var(--line-hi); }
.stage-track { display: flex; gap: 4px; margin: 4px 0 2px; }
.stage-track button { flex: 1; padding: 7px 2px; font-size: 11px; border: 1px solid var(--line); background: rgba(0,0,0,.25); color: var(--muted); cursor: default; clip-path: var(--cut-sm); }
.stage-track button.done { color: var(--silver); border-color: color-mix(in srgb, var(--c) 40%, transparent); }
.stage-track button.cur { color: #04121c; background: var(--c); border-color: var(--c); font-weight: 700; box-shadow: 0 0 12px var(--c); }
.stage-track.can button { cursor: pointer; }
.stage-track.can button:not(.cur):hover { color: #fff; border-color: var(--c); }
.item { display: flex; align-items: flex-start; gap: 10px; padding: 8px 10px; border: 1px solid rgba(198,208,218,.12); background: rgba(0,0,0,.2); margin-bottom: 6px; font-size: 13px; }
.item .body { flex: 1; min-width: 0; }
.item .t { font-weight: 600; word-break: break-all; }
.item .t.done { text-decoration: line-through; color: var(--muted); }
.item .n { font-size: 12px; color: var(--muted); margin-top: 3px; white-space: pre-wrap; word-break: break-all; }
.item .ops { display: flex; gap: 4px; opacity: .5; }
.item:hover .ops { opacity: 1; }
.item input[type=checkbox] { margin-top: 3px; accent-color: var(--ok); width: 15px; height: 15px; }
.item .late { color: #ff8a96; }
.log-list .lg { display: flex; gap: 10px; padding: 7px 0; border-bottom: 1px dashed rgba(198,208,218,.1); font-size: 12px; }
.log-list .lg .tm { font-family: var(--f-num); color: var(--muted); white-space: nowrap; }
.log-list .lg .who { color: var(--silver-hi); font-weight: 700; white-space: nowrap; }
.log-list .lg .tx { color: var(--silver); flex: 1; }

/* 成员表 */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th { text-align: left; font-weight: 500; color: var(--muted); font-size: 12px; letter-spacing: .1em; padding: 10px 12px; border-bottom: 1px solid var(--line-hi); }
.tbl td { padding: 10px 12px; border-bottom: 1px solid rgba(198,208,218,.1); vertical-align: middle; }
.tbl tr:hover td { background: rgba(79,209,255,.04); }
.tbl .ops { display: flex; gap: 6px; justify-content: flex-end; }
.tbl tr.removed td { opacity: .45; }

/* 提示 */
#toasts { position: fixed; right: 20px; bottom: 20px; z-index: 100; display: grid; gap: 8px; }
.toast { padding: 10px 16px; font-size: 13px; background: rgba(14,22,34,.95); border: 1px solid var(--line-hi); border-left: 3px solid var(--cyan); box-shadow: 0 6px 20px rgba(0,0,0,.6); animation: tin .2s; max-width: 380px; }
.toast.err { border-left-color: var(--danger); }
@keyframes tin { from { opacity: 0; transform: translateX(20px); } }
.link-down { display: none; position: fixed; top: 0; left: 50%; transform: translateX(-50%); z-index: 120; padding: 6px 18px; font-size: 12px; background: rgba(110,16,30,.9); border: 1px solid #ff8a96; }
.link-down.show { display: block; }
.secret { font-family: var(--f-num); font-size: 18px; color: #fff; background: rgba(0,0,0,.35); padding: 6px 12px; border: 1px dashed var(--line-hi); display: inline-block; margin: 4px 0; user-select: all; }

@media (max-width: 1200px) {
  .sub-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ov-grid { grid-template-columns: 1fr; }
  .detail { grid-template-columns: 1fr; }
  .stats { display: none; }
}