/* Lucky Star CanSat タスク管理ボード */
:root{
  --bg:#f5f6f8; --card:#fff; --ink:#1f2633; --sub:#6b7385; --line:#e4e7ee; --soft:#f0f2f6;
  --blue:#2f6fed; --blue-d:#1f57c9; --navy:#14254a; --radius:12px;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 1px 3px rgba(16,24,40,.08);
  --shadow-h:0 4px 14px rgba(16,24,40,.12);
  /* 状態カラー */
  --st-todo:#8a93a6; --st-doing:#f08c00; --st-review:#7950f2; --st-done:#12a150; --st-blocked:#e03150;
  --gl:240px; /* ガントのタスク名列 */
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Hiragino Kaku Gothic ProN","Hiragino Sans","Noto Sans JP","Yu Gothic UI",system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.5;font-size:14px}
button,select,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}

/* ---------- Header ---------- */
.topbar{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:14px 24px;background:linear-gradient(100deg,#0f1c3a,#1d3a6e 70%,#24508f);color:#fff;flex-wrap:wrap}
.brand{display:flex;gap:12px;align-items:center;min-width:0}
.logo{font-size:32px;line-height:1}
.brand h1{margin:0;font-size:20px;letter-spacing:.01em}.brand h1 span{font-weight:400;font-size:15px;opacity:.85;margin-left:4px}
.brand p{margin:2px 0 0;font-size:12px;opacity:.72}
.top-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.countdown{text-align:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.14);border-radius:10px;padding:5px 14px;margin-right:4px}
.countdown span{font-size:22px;font-weight:800;display:block;line-height:1.1}
.countdown small{font-size:10px;opacity:.8}

/* ---------- Buttons ---------- */
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:8px 14px;font-size:13px;cursor:pointer;transition:background .15s,border-color .15s,box-shadow .15s;white-space:nowrap}
.btn:hover{border-color:#c9cfdb;background:#f8f9fb}
.btn.primary{background:var(--blue);border-color:var(--blue);color:#fff;font-weight:700}
.btn.primary:hover{background:var(--blue-d);border-color:var(--blue-d)}
.btn.ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.28)}
.btn.ghost:hover{background:rgba(255,255,255,.18)}
.btn.danger{background:#fff0f2;color:#c62f45;border-color:#f5c2cb}
.btn.danger:hover{background:#ffe1e6}
.btn.small{padding:4px 10px;font-size:12px}
.file-btn{display:inline-block}

/* ---------- Tabs / filters ---------- */
.tabs{display:flex;gap:10px;align-items:center;justify-content:space-between;padding:12px 24px 0;flex-wrap:wrap}
.tab-list{display:flex;gap:4px;background:#e6e9f0;padding:4px;border-radius:10px;overflow-x:auto;max-width:100%}
.tab{border:none;background:transparent;color:var(--sub);padding:7px 16px;border-radius:7px;cursor:pointer;font-size:14px;font-weight:600;white-space:nowrap}
.tab:hover{color:var(--ink)}
.tab.active{background:#fff;color:var(--blue);box-shadow:var(--shadow)}
.filters{display:flex;gap:8px}
.filter{padding:7px 10px;border-radius:8px;border:1px solid var(--line);background:#fff;font-size:13px}
body[data-view="dashboard"] .filters{visibility:hidden} /* ダッシュボードは常に全体を集計 */

main{padding:14px 24px}
.view{display:none}.view.active{display:block}
.hint{color:var(--sub);font-size:12px;margin:0 0 10px}

/* ---------- Common bits ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;margin-bottom:14px;box-shadow:var(--shadow)}
.card h2{margin:0 0 12px;font-size:15px}
.chip{--c:#888;display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;color:var(--c);background:color-mix(in srgb,var(--c) 12%,#fff);border-radius:99px;padding:2px 9px;white-space:nowrap}
.chip::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c)}
.status{display:inline-block;min-width:64px;text-align:center;font-size:11.5px;font-weight:700;color:#fff;border-radius:6px;padding:3px 10px;white-space:nowrap}
.s-todo{--st:var(--st-todo)}.s-doing{--st:var(--st-doing)}.s-review{--st:var(--st-review)}.s-done{--st:var(--st-done)}.s-blocked{--st:var(--st-blocked)}
.status{background:var(--st)}
.prio{font-size:11px;font-weight:700;border-radius:5px;padding:1px 7px;white-space:nowrap}
.prio.p-0{background:#ffe8ea;color:#c4243d}.prio.p-1{background:#fff3db;color:#a86300}.prio.p-2{background:#eef1f6;color:#5c6577}
.avatar{display:inline-grid;place-items:center;width:24px;height:24px;flex:none;border-radius:50%;background:#3d5afe;color:#fff;font-size:11.5px;font-weight:700}
.avatar.empty{background:#e3e7ef;color:#8a93a6}
.due{font-size:12px;color:var(--sub);white-space:nowrap}
.due.over{color:#d92d4a;font-weight:700}
.spacer{flex:1}
.mini-bar,.bar{height:6px;background:var(--soft);border-radius:99px;overflow:hidden}
.mini-bar i,.bar i{display:block;height:100%;border-radius:99px;background:var(--st-done)}

/* ---------- Dashboard ---------- */
.cards{display:grid;grid-template-columns:280px 1fr 1fr;gap:14px}
.cards .card{margin-bottom:0}
.cards + .card{margin-top:14px}
@media(max-width:1000px){.cards{grid-template-columns:1fr 1fr}.donut-card{grid-column:1/-1}}
@media(max-width:680px){.cards{grid-template-columns:1fr}}
.donut-wrap{position:relative;width:170px;margin:4px auto 10px}
.donut{width:170px;height:170px;transform:rotate(-90deg);display:block}
.donut circle{fill:none;stroke-width:13}
.donut-bg{stroke:#e9edf4}
.donut-fg{stroke:var(--st-done);stroke-linecap:round;stroke-dasharray:326.7;stroke-dashoffset:326.7;transition:stroke-dashoffset .6s}
.donut-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.donut-center span{font-size:34px;font-weight:800;line-height:1.1}
.donut-center small{color:var(--sub);font-size:12px}
.status-legend{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:6px 10px}
.status-legend li{display:flex;align-items:center;gap:6px;font-size:13px}
.status-legend .status{min-width:62px}
.freeze{margin:12px 0 0;text-align:center;font-size:12.5px;font-weight:700;color:#9a3b00;background:#fff4e5;border-radius:8px;padding:6px}
.bar-row{display:grid;grid-template-columns:118px 1fr 40px;gap:10px;align-items:center;margin:12px 0;font-size:13px}
.bar-name{display:flex;align-items:center;gap:7px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-name i{width:10px;height:10px;border-radius:3px;flex:none}
.bar-row .bar{height:10px}
.bar-pct{text-align:right;font-variant-numeric:tabular-nums;font-weight:700}
.alerts ul{list-style:none;margin:0 0 8px;padding:0;font-size:13px;max-height:260px;overflow:auto}
.alerts li{margin:0 0 6px;padding:7px 10px;border-radius:8px;border-left:4px solid var(--st-todo);background:var(--soft);cursor:pointer}
.alerts li:hover{filter:brightness(.97)}
.alerts li.a-over{border-color:var(--st-blocked);background:#fff0f2}
.alerts li.a-block{border-color:#b0172f;background:#ffe5e9}
.alerts li.a-stale{border-color:var(--st-doing);background:#fff6e8}
.alerts li.a-none{border-color:var(--st-done);background:#ebf8f0;cursor:default}
.phases{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}
.phase{border:1px solid var(--line);border-top:4px solid #c3cad8;border-radius:10px;padding:10px 12px;display:flex;flex-direction:column;gap:5px}
.phase b{font-size:14px}.phase small{color:var(--sub);font-size:12px}
.phase.current{border-top-color:var(--blue);background:#f3f7ff}
.phase.past{opacity:.7}
.phase .bar i{background:var(--blue)}
.next-item{display:flex;gap:10px;align-items:center;border-bottom:1px solid var(--line);padding:9px 4px;font-size:14px;cursor:pointer;border-radius:6px}
.next-item:hover{background:#f7f9fc}
.next-item:last-child{border-bottom:none}
.next-title{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:680px){
  .next-item{flex-wrap:wrap;row-gap:4px}
  .next-title{flex-basis:100%;order:-1;white-space:normal}
}

/* ---------- Gantt ---------- */
.scroll-x{overflow-x:auto;-webkit-overflow-scrolling:touch;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.gantt{min-width:900px;padding:0 0 10px;font-size:12.5px}
.g-head,.g-row,.g-group{display:grid;grid-template-columns:var(--gl) 1fr;column-gap:12px;align-items:center}
.g-label{position:sticky;left:0;z-index:4;background:#fff;padding:0 6px 0 14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;align-self:stretch;display:flex;align-items:center;gap:7px}
.g-label i{width:4px;align-self:stretch;margin:5px 0;border-radius:2px;flex:none}
.g-head{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid var(--line);padding-top:8px}
.g-head .g-label{font-weight:700;color:var(--sub);font-size:11.5px}
.g-timeline{position:relative;margin-right:14px}
.g-months{position:relative;height:18px;font-size:11.5px;font-weight:700;color:var(--sub)}
.g-months span{position:absolute;padding-left:4px;border-left:1px solid #d5dae4}
.g-phases{position:relative;height:28px;margin-top:2px}
.g-phase{position:absolute;top:2px;height:22px;background:#eaf0fd;border-radius:5px;font-size:10.5px;color:#34518c;display:flex;align-items:center;padding:0 12px 0 6px;overflow:visible}
.g-phase.alt{background:#dfe8fb}
.g-phase span{overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.g-diamond{position:absolute;right:-6px;top:50%;transform:translateY(-50%);font-style:normal;color:#e8590c;font-size:13px;line-height:1;z-index:1}
.g-flag{position:absolute;top:2px;font-style:normal;font-size:15px;transform:translateX(-50%)}
.g-body{position:relative;padding-top:4px}
.g-overlay{position:absolute;top:0;bottom:0;left:calc(var(--gl) + 12px);right:14px;pointer-events:none;z-index:1}
.g-grid{position:absolute;top:0;bottom:0;width:0;border-left:1px dashed #dde2ec}
.g-grid.phase-end{border-left:1px dotted #f3b58a}
.g-today{position:absolute;top:0;bottom:0;width:2px;margin-left:-1px;background:#e5484d;z-index:3}
.g-today b{position:absolute;top:-2px;left:50%;transform:translateX(-50%);background:#e5484d;color:#fff;font-size:10px;border-radius:4px;padding:0 5px;white-space:nowrap}
.g-group{margin-top:10px;font-weight:700;font-size:12.5px;color:var(--navy)}
.g-group .g-label small{color:var(--sub);font-weight:400;background:var(--soft);border-radius:99px;padding:0 7px}
.g-row{margin:3px 0;min-height:28px}
.g-row:hover .g-label{color:var(--blue)}
.g-track{position:relative;height:24px;margin-right:14px}
.g-row:hover .g-track{background:#f6f8fc;border-radius:6px}
.g-bar{--c:#888;position:absolute;top:3px;height:18px;border:none;border-radius:6px;cursor:pointer;min-width:6px;padding:0;overflow:hidden;z-index:2;
  background:color-mix(in srgb,var(--c) 38%,#fff);box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--c) 55%,transparent);transition:transform .1s,box-shadow .1s}
.g-bar i{display:block;height:100%;background:var(--c)}
.g-bar:hover{transform:translateY(-1px);box-shadow:0 3px 8px rgba(16,24,40,.2)}
.g-bar.s-done{opacity:.55}
.g-bar.s-blocked{box-shadow:inset 0 0 0 2px var(--st-blocked)}
.g-empty{padding:16px}

/* ---------- Board ---------- */
.board-hint{margin-bottom:10px}
.board{display:grid;grid-template-columns:repeat(5,minmax(220px,1fr));gap:12px;overflow-x:auto;padding-bottom:6px;align-items:start}
.col{background:#eceff4;border-radius:12px;padding:0 0 8px;min-height:220px;transition:background .15s,box-shadow .15s}
.col.over{background:#e1e9fb;box-shadow:inset 0 0 0 2px var(--blue)}
.col h3{display:flex;justify-content:space-between;align-items:center;margin:0 0 10px;padding:9px 12px;font-size:14px;color:#fff;background:var(--st);border-radius:12px 12px 0 0}
.col h3 span{background:rgba(255,255,255,.25);border-radius:99px;padding:0 9px;font-size:12px}
.col-body{padding:0 8px;min-height:160px;max-height:max(360px,calc(100vh - 250px));overflow-y:auto;overscroll-behavior:contain}
.col-empty{color:#9aa3b5;font-size:12px;text-align:center;border:1.5px dashed #cdd3df;border-radius:10px;padding:20px 0;margin:0}
.tcard{--c:#999;background:#fff;border:1px solid var(--line);border-left:5px solid var(--c);border-radius:10px;padding:10px 11px;margin-bottom:8px;cursor:grab;font-size:13px;box-shadow:var(--shadow);transition:box-shadow .15s,transform .15s}
.tcard:hover{box-shadow:var(--shadow-h);transform:translateY(-1px)}
.tcard.dragging{opacity:.45;cursor:grabbing}
.tcard-top{display:flex;justify-content:space-between;align-items:center;gap:6px;margin-bottom:6px}
.tcard b{display:block;margin-bottom:8px;line-height:1.45}
.tcard .mini-bar{margin-bottom:8px}
.tcard .mini-bar i{background:var(--c)}
.tcard-foot{display:flex;align-items:center;gap:6px}
.tcard-foot .who{font-size:12px;color:var(--sub);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:760px){
  .board{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:82%;scroll-snap-type:x mandatory;margin:0 -16px;padding:0 16px 6px;scroll-padding:0 16px}
  .col{scroll-snap-align:start}
}

/* ---------- List ---------- */
.list-table{width:100%;min-width:880px;border-collapse:collapse;font-size:13px}
.list-table th,.list-table td{padding:8px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
.list-table th{background:#f3f5f9;color:var(--sub);font-size:12px;font-weight:700;position:sticky;top:0}
.list-table tbody tr[data-id]{cursor:pointer}
.list-table tbody tr[data-id]:hover{background:#f7f9fc}
.list-table tbody tr[data-id] td:first-child{box-shadow:inset 4px 0 0 var(--c)}
.l-group td{background:#fafbfd;font-weight:700;color:var(--navy);padding-top:12px}
.l-group small{color:var(--sub);font-weight:400;margin-left:6px}
.l-title{max-width:320px}
.l-title span{display:block}
.l-title small{display:block;color:var(--sub);font-size:11px}
.l-status .status{display:block}
.who-cell{display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.list-table .mini-bar{width:70px;display:inline-block;vertical-align:middle;margin-right:6px}
.list-table td small{color:var(--sub)}

/* ---------- Dialog ---------- */
dialog{border:none;border-radius:16px;padding:22px;width:min(560px,94vw);max-height:92vh;box-shadow:0 20px 60px rgba(10,20,40,.3)}
dialog::backdrop{background:rgba(10,20,40,.45)}
dialog h2{margin:0 0 6px;font-size:18px}
#taskForm label{display:block;font-size:13px;margin:10px 0;color:#3d4556;font-weight:600}
#taskForm input,#taskForm select,#taskForm textarea{width:100%;margin-top:4px;padding:9px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-weight:400;background:#fff}
#taskForm input:focus,#taskForm select:focus,#taskForm textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,111,237,.18)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
@media(max-width:480px){.grid2{grid-template-columns:1fr}}
.dialog-actions{display:flex;align-items:center;gap:8px;margin-top:14px}
#fUpdated{margin:0}

/* ---------- Toast / footer ---------- */
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:#1f2633;color:#fff;padding:10px 16px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:50;max-width:90vw}
.toast.show{opacity:1;transform:translate(-50%,0)}
footer{padding:4px 24px 24px;color:var(--sub);font-size:12px}
.mock-note{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.mock-badge{display:inline-block;vertical-align:middle;margin-left:6px;font-style:normal;font-size:11px;font-weight:800;letter-spacing:.05em;color:#14254a;background:#ffd43b;border-radius:5px;padding:1px 7px}

/* ---------- Small screens ---------- */
@media(max-width:760px){
  :root{--gl:150px}
  .topbar{padding:12px 16px}
  .brand p{display:none}
  .brand h1{font-size:17px}.brand h1 span{display:inline-block;margin:0;font-size:13px}.brand h1 span:first-child{display:block}
  .logo{font-size:26px}
  .top-actions{width:100%}
  .countdown{margin-right:auto;display:flex;align-items:baseline;gap:6px;padding:5px 10px}
  .countdown span{font-size:18px}
  .tabs{padding:10px 16px 0}
  .tab-list{width:100%}.tab{flex:1;padding:7px 8px}
  .filters{width:100%}.filter{flex:1;min-width:0}
  body[data-view="dashboard"] .filters{display:none}
  main{padding:12px 16px}
  footer{padding:4px 16px 20px}
  .gantt{min-width:720px;font-size:12px}
  .g-label{padding-left:8px}
}
@media(max-width:400px){
  .top-actions .btn{padding:7px 10px;font-size:12px}
}