/* ============ Launch Cal — 设计系统 ============ */
:root{
  --bg:#FAFAFA; --panel:#FFFFFF; --ink:#202124; --ink-soft:#5F6368;
  --line:#E0E0E0; --line-2:#BDC1C6;
  --accent:#1A73E8; --green:#1E8E3E; --blue:#1A73E8; --amber:#F9AB00; --red:#D93025;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --disp:'Roboto','Google Sans','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  /* Elevation 阴影层级系统（material 0/1/2/3/4dp） */
  --shadow-0:none;
  --shadow-1:0 1px 2px rgba(60,64,67,.1),0 1px 3px 1px rgba(60,64,67,.06);
  --shadow-2:0 1px 3px rgba(60,64,67,.16),0 4px 8px 3px rgba(60,64,67,.08);
  --shadow-3:0 2px 6px rgba(60,64,67,.18),0 8px 24px 4px rgba(60,64,67,.1);
  --shadow-4:0 4px 10px rgba(60,64,67,.2),0 12px 32px 6px rgba(60,64,67,.12);
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font-family:var(--disp);font-size:14px;line-height:1.5;min-height:100vh;-webkit-font-smoothing:antialiased}
::selection{background:#1A73E8;color:#fff}
h1,h2,h3{font-weight:500;letter-spacing:-.01em}
a{color:#1A73E8}
.mono{font-family:var(--mono)}
.hidden{display:none!important}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-thumb{background:#DADCE0;border-radius:5px;border:2px solid var(--bg)}

/* ---------- 顶栏 ---------- */
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 28px 14px;border-bottom:1px solid var(--line);background:#fff;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:40px;height:40px;background:#1A73E8;color:#fff;display:grid;place-items:center;font-family:var(--mono);font-weight:600;font-size:15px;letter-spacing:.04em;border-radius:8px;position:relative;box-shadow:0 1px 3px rgba(26,115,232,.3)}
.brand-mark::after{content:'';position:absolute;right:-4px;top:-4px;width:9px;height:9px;border-radius:50%;background:var(--accent);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(26,115,232,.45)}50%{box-shadow:0 0 0 6px rgba(26,115,232,0)}}
.brand h1{font-size:19px;letter-spacing:.14em;font-weight:600;color:#202124}
.brand-sub{font-size:11.5px;color:#5F6368;letter-spacing:.06em}
.monthnav{display:flex;align-items:center;gap:10px}
.navbtn{width:36px;height:36px;border:1px solid var(--line);border-radius:8px;font-size:18px;line-height:1;transition:background .15s,box-shadow .15s;background:#fff;color:#5F6368;box-shadow:0 1px 2px rgba(60,64,67,.1)}
.navbtn:hover{background:#F1F3F4;color:#202124;box-shadow:0 1px 3px rgba(60,64,67,.18)}
.month-label{display:flex;flex-direction:column;align-items:center;min-width:150px}
#monthLabel{font-size:22px;font-weight:700;letter-spacing:.04em}
#monthMeta{font-size:10.5px;color:var(--ink-soft);letter-spacing:.08em}
.todaybtn{border:1px solid #1A73E8;border-radius:8px;padding:8px 16px;font-size:12px;font-weight:600;letter-spacing:.03em;background:#E8F0FE;color:#1A73E8;transition:background .15s,box-shadow .15s}
.todaybtn:hover{background:#1A73E8;color:#fff;box-shadow:0 1px 3px rgba(26,115,232,.35)}

/* ---------- 统计条 ---------- */
.stats{display:grid;grid-template-columns:repeat(5,1fr);border-bottom:1px solid var(--line);background:#fff}
.stat{padding:16px 28px 14px;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat-n{font-size:30px;font-weight:600;line-height:1.1;font-variant-numeric:tabular-nums;color:#202124}
.stat-n.accent{color:var(--red)}
.stat-label{font-size:11px;color:var(--ink-soft);letter-spacing:.12em;margin-top:2px}
.stat-delta{font-size:10px;color:var(--ink-soft);margin-top:4px}

/* ---------- 工具栏 / 筛选 ---------- */
.toolbar{display:flex;align-items:center;gap:18px;padding:12px 28px;flex-wrap:wrap;border-bottom:1px solid var(--line);background:#fff}
.search{position:relative;display:flex;align-items:center}
.search input{width:240px;padding:8px 34px 8px 12px;border:1px solid #DADCE0;border-radius:8px;background:#fff;font-family:var(--disp);font-size:12.5px;color:#202124;outline:none;transition:border-color .15s,box-shadow .15s}
.search input:focus{border-color:#1A73E8;box-shadow:0 0 0 2px rgba(26,115,232,.2)}
.search .kbd{position:absolute;right:8px;font-family:var(--mono);font-size:10px;color:#5F6368;border:1px solid #DADCE0;border-radius:4px;padding:1px 5px;pointer-events:none;background:#F8F9FA}
.chips{display:flex;gap:6px;flex-wrap:wrap}
.fchip{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border:1px solid #DADCE0;border-radius:999px;font-size:11.5px;background:#fff;transition:background .15s,border-color .15s,box-shadow .15s;opacity:.55;box-shadow:0 1px 2px rgba(60,64,67,.08)}
.fchip i{width:8px;height:8px;border-radius:50%;flex:none}
.fchip .mono{font-size:10px;color:#5F6368}
.fchip.on{opacity:1;border-color:#1A73E8;background:#E8F0FE;color:#1A73E8;font-weight:600}
.fchip:hover{opacity:1;box-shadow:0 1px 3px rgba(60,64,67,.18)}

/* ---------- 主布局 ---------- */
.layout{display:grid;grid-template-columns:1fr 360px;min-height:520px}
.calendar-pane{padding:18px 28px 26px;position:relative}
.cal-head{display:grid;grid-template-columns:repeat(7,1fr);border:1px solid #DADCE0;border-bottom:none;background:#F1F3F4;border-radius:12px 12px 0 0}
.cal-head-cell{color:#5F6368;font-size:10.5px;font-weight:600;letter-spacing:.12em;padding:9px 10px;text-transform:uppercase}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);border:1px solid #DADCE0;border-radius:0 0 12px 12px;background:#fff;overflow:hidden;box-shadow:0 1px 3px rgba(60,64,67,.12),0 1px 2px rgba(60,64,67,.08)}
.cell{min-height:118px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:7px 8px;display:flex;flex-direction:column;gap:5px;transition:background .12s;position:relative}
.cell:nth-child(7n){border-right:none}
.cell:hover{background:#F1F3F4}
.cell.other{background:#FAFAFA}
.cell.other .dnum{color:#9AA0A6}
.cell.today{background:#E8F0FE}
.cell.today:hover{background:#D2E3FC}
.cell.today .dnum{color:#1A73E8;font-weight:700}
.cell.hl{outline:2px solid #1A73E8;outline-offset:-2px;z-index:2;background:#E8F0FE}
.cell.drop{background:#E8F0FE;outline:2px dashed #1A73E8;outline-offset:-2px}
.cell-top{display:flex;align-items:center;justify-content:space-between}
.dnum{font-size:11.5px;font-weight:600;width:22px;height:22px;display:grid;place-items:center;border-radius:50%;color:#202124;transition:background .12s,color .12s}
.dnum:hover{background:#E8EAED}
.dnum.now{background:#1A73E8;color:#fff;box-shadow:0 1px 2px rgba(26,115,232,.35)}
.dcount{font-size:9.5px;color:#5F6368}
.cell-chips{display:flex;flex-direction:column;gap:4px;overflow:hidden}
.chip{display:flex;align-items:center;gap:5px;padding:4px 7px;background:#fff;border:1px solid #E0E0E0;border-left:3px solid var(--sc,#9AA0A6);border-radius:6px;font-size:11px;cursor:grab;transition:transform .12s,box-shadow .12s;user-select:none;min-width:0;box-shadow:0 1px 2px rgba(60,64,67,.1)}
.chip:hover{transform:translateY(-1px);box-shadow:0 2px 6px rgba(60,64,67,.18),0 1px 2px rgba(60,64,67,.1)}
.chip:active{cursor:grabbing;transform:translateY(0);box-shadow:var(--shadow-1)}
.chip.dragging{opacity:.4}
.chip-name{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.chip-dot{width:6px;height:6px;border-radius:50%;flex:none}
.chip-p0{font-family:var(--mono);font-size:8.5px;color:var(--red);flex:none}
.more{font-size:9.5px;color:#5F6368;text-align:left;padding:1px 4px;border-radius:4px}
.more:hover{color:#1A73E8;background:#E8F0FE}

/* ---------- 检视栏 ---------- */
.rail{border-left:1px solid var(--line);background:#fff;padding:20px;overflow-y:auto;position:sticky;top:0;max-height:100vh}
.rail-crumb{display:flex;align-items:center;gap:6px;margin-bottom:12px;flex-wrap:wrap}
.crumb{font-size:10.5px;font-family:var(--mono);color:#5F6368;letter-spacing:.06em;padding:2px 6px;border-radius:4px}
.crumb:hover{background:#F1F3F4;color:#202124}
.crumb.cur{color:#1A73E8;font-weight:600}
.crumb-sep{color:#BDC1C6}
.rail-head h2{font-size:20px;letter-spacing:.02em;margin-bottom:2px}
.rail-sub{font-size:10.5px;color:var(--ink-soft);letter-spacing:.05em;margin-bottom:16px}
.rail-sec{margin-bottom:20px;border-bottom:1px solid var(--line);padding-bottom:14px}
.rail-sec h3{font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
.dist-row{display:grid;grid-template-columns:96px 1fr 28px;align-items:center;gap:8px;margin-bottom:7px}
.dist-label{font-size:11.5px;display:flex;align-items:center;gap:6px}
.dist-label i{width:8px;height:8px;border-radius:2px;flex:none}
.dist-bar{height:8px;background:#E8EAED;border-radius:4px;overflow:hidden}
.dist-bar i{display:block;height:100%;border-radius:4px;transition:width .4s cubic-bezier(.2,.8,.2,1)}
.dist-n{font-size:11px;text-align:right;color:#5F6368}
.r-row{display:flex;align-items:center;gap:9px;width:100%;text-align:left;padding:9px 10px;border:1px solid #E0E0E0;border-radius:8px;margin-bottom:6px;background:#fff;transition:border-color .13s,box-shadow .13s,transform .13s;box-shadow:0 1px 2px rgba(60,64,67,.08)}
.r-row:hover{border-color:#1A73E8;transform:translateY(-1px);box-shadow:0 2px 6px rgba(60,64,67,.16)}
.r-dot{width:8px;height:8px;border-radius:50%;flex:none}
.r-row-main{flex:1;min-width:0}
.r-row-name{display:block;font-size:12.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.r-row-meta{font-size:9.5px;color:var(--ink-soft)}
.r-p0{font-family:var(--mono);font-size:9px;color:#fff;background:var(--red);border-radius:4px;padding:1px 5px;flex:none}
.rail-empty{font-size:12px;color:#5F6368;padding:10px 0}
.ld-title{display:flex;gap:6px;margin-bottom:8px}
.status-pill{font-size:10.5px;letter-spacing:.08em;padding:3px 10px;border-radius:999px;color:#fff;background:var(--sc)}
.prio.tag{font-family:var(--mono);font-size:10px;padding:3px 8px;border-radius:999px;border:1px solid var(--pc);color:var(--pc);background:#fff}
.ld-desc{font-size:12.5px;color:#5F6368;line-height:1.7}
.risk-row{display:flex;align-items:center;gap:10px;font-size:12px;padding:7px 0;border-bottom:1px dashed #E0E0E0}
.risk-row:last-child{border-bottom:none}
.sev-dots{display:flex;gap:3px;flex:none}
.sev-dots i{width:7px;height:7px;border-radius:50%;background:#E8EAED}
.sev-dots i.on{background:var(--red)}
.mstones{position:relative;padding-left:16px}
.mstones::before{content:'';position:absolute;left:4px;top:6px;bottom:6px;width:1px;background:#DADCE0}
.mstone{position:relative;margin-bottom:14px}
.m-dot{position:absolute;left:-16px;top:4px;width:9px;height:9px;border-radius:50%;border:2px solid #BDC1C6;background:#fff}
.mstone.done .m-dot{background:var(--green);border-color:var(--green)}
.m-label{font-size:12.5px;font-weight:600}
.mstone.done .m-label{color:var(--ink-soft)}
.m-date{font-size:9.5px;color:var(--ink-soft)}
.rail-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}
.btn{padding:9px 18px;border-radius:8px;font-size:12px;font-weight:600;letter-spacing:.02em;transition:background .15s,box-shadow .15s;border:1px solid transparent;box-shadow:0 1px 2px rgba(60,64,67,.15)}
.btn.primary{background:#1A73E8;color:#fff;box-shadow:0 1px 3px rgba(26,115,232,.3)}
.btn.primary:hover{background:#1557B0;box-shadow:0 2px 6px rgba(26,115,232,.35)}
.btn.primary:active{box-shadow:0 1px 2px rgba(26,115,232,.3)}
.btn.ghost{border-color:#DADCE0;background:#fff;color:#1A73E8}
.btn.ghost:hover{border-color:#1A73E8;background:#E8F0FE;box-shadow:0 1px 3px rgba(60,64,67,.15)}
/* 交互反馈：按压 ripple 感 + focus 环 */
.btn:active,.todaybtn:active,.navbtn:active,.fchip:active,.crumb:active{transform:translateY(0);filter:brightness(.96)}
.btn:focus-visible,.todaybtn:focus-visible,.navbtn:focus-visible,.search input:focus-visible,.fchip:focus-visible{outline:2px solid #1A73E8;outline-offset:2px}

/* ---------- 图表面板 ---------- */
.charts{display:grid;grid-template-columns:1.15fr 1.15fr 1fr;gap:16px;padding:22px 28px 10px}
.panel{border:1px solid #E0E0E0;border-radius:12px;background:#fff;padding:16px 18px 12px;transition:box-shadow .2s;box-shadow:0 1px 3px rgba(60,64,67,.12),0 1px 2px rgba(60,64,67,.08)}
.panel:hover{box-shadow:0 4px 12px rgba(60,64,67,.14),0 2px 4px rgba(60,64,67,.1)}
.panel-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px;gap:8px}
.panel-head h3{font-size:13px;font-weight:600;letter-spacing:.04em;color:#202124}
.panel-head .meta{font-family:var(--mono);font-size:9.5px;color:#5F6368;letter-spacing:.06em;white-space:nowrap}
.panel svg{display:block;width:100%}

/* ---------- Tooltip / Toast / 空态 / 骨架 ---------- */
.tooltip{position:fixed;z-index:60;background:#202124;color:#fff;font-family:var(--mono);font-size:10.5px;line-height:1.6;padding:7px 10px;border-radius:6px;pointer-events:none;white-space:nowrap;box-shadow:0 6px 20px rgba(60,64,67,.3)}
.tooltip b{color:#8AB4F8}
.toasts{position:fixed;left:24px;bottom:24px;z-index:70;display:flex;flex-direction:column;gap:8px}
.toast{background:#202124;color:#fff;font-size:11px;padding:10px 16px;border-radius:8px;opacity:0;transform:translateY(8px);transition:.25s;box-shadow:0 8px 24px rgba(60,64,67,.3)}
.toast.in{opacity:1;transform:none}
.foot{padding:18px 28px 26px;font-size:10.5px;color:#5F6368;letter-spacing:.06em;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.cal-empty{position:absolute;inset:70px 28px 26px;display:grid;place-items:center;background:rgba(250,250,250,.88);backdrop-filter:blur(2px);z-index:5;border-radius:12px}
.empty-card{text-align:center;max-width:300px}
.empty-card svg{margin-bottom:14px}
.empty-card h4{font-size:15px;margin-bottom:6px;color:#202124}
.empty-card p{font-size:12px;color:#5F6368;margin-bottom:14px}
.cell.sk{pointer-events:none}
.sk-bar{height:14px;border-radius:4px;background:linear-gradient(90deg,#E8EAED 25%,#F1F3F4 50%,#E8EAED 75%);background-size:200% 100%;animation:shimmer 1.1s infinite}
@keyframes shimmer{to{background-position:-200% 0}}

/* ---------- 响应式 ---------- */
@media(max-width:1180px){
  .layout{grid-template-columns:1fr}
  .rail{border-left:none;border-top:1px solid var(--line-2);position:static;max-height:none}
  .charts{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(3,1fr)}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(3n){border-right:none}
}
@media(max-width:720px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(3n){border-right:1px solid var(--line)}
  .stat:nth-child(2n){border-right:none}
  .cell{min-height:88px;padding:5px}
  .chip-name{max-width:58px}
  .topbar,.toolbar,.calendar-pane,.charts,.foot{padding-left:16px;padding-right:16px}
  .search{flex:1}
  .search input{width:100%}
  .month-label{min-width:110px}
  #monthLabel{font-size:18px}
  .cal-empty{inset:64px 16px 20px}
}