:root{
  --bg0:#070a12;
  --bg1:#0b1020;
  --card:rgba(16,20,30,.72);
  --stroke:rgba(255,255,255,.12);
  --stroke2:rgba(255,255,255,.18);
  --text:rgba(236,240,248,.95);
  --muted:rgba(170,179,197,.80);
  --brand:rgba(120,160,255,.95);
  --danger:#ff4b4b;
  --shadow: 0 20px 70px rgba(0,0,0,.55);
  --shadow2: 0 12px 40px rgba(0,0,0,.35);
  --r:18px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  color:var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background:
    radial-gradient(900px 500px at 20% 10%, rgba(120,160,255,.20), transparent 55%),
    radial-gradient(900px 500px at 80% 20%, rgba(0,220,255,.12), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
}

.shell{
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px 18px 32px;
}

.card{
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--r);
  box-shadow: var(--shadow2);
  backdrop-filter: blur(12px);
}

.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
  padding: 14px 14px;
  border-radius: var(--r);
  border: 1px solid var(--stroke);
  background: rgba(10,14,26,.55);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.brand{ display:flex; align-items:center; gap:10px; }
.logo{
  width:38px; height:38px;
  display:grid; place-items:center;
  border-radius: 12px;
  background: rgba(120,160,255,.18);
  border: 1px solid rgba(120,160,255,.25);
  color: rgba(236,240,248,.98);
  font-weight: 800;
}
.brand-title{ font-size:16px; font-weight:800; letter-spacing:.2px; }
.brand-sub{ font-size:12px; color: var(--muted); }

.topbar-right{ display:flex; align-items:center; gap:10px; }

.chip{
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.18);
  color: var(--muted);
  font-size: 13px;
}

.chip-soft{
  background: rgba(120,160,255,.12);
  border-color: rgba(120,160,255,.22);
  color: rgba(220,230,255,.95);
}

.center{ display:grid; place-items:center; padding: 28px 0; }
.login-card{
  width:min(560px, 100%);
  padding: 18px;
}
.h2{ margin: 0 0 12px; font-size: 18px; }
.h1{ font-size: 18px; font-weight: 800; }
.muted{ color: var(--muted); font-size: 13px; }

.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 10px;
  align-items:center;
}
@media (max-width: 720px){
  .grid2{ grid-template-columns: 1fr; }
}

.layout{
  margin-top: 16px;
  display:grid;
  grid-template-columns: 300px 1fr;
  gap: 14px;
}
@media (max-width: 920px){
  .layout{ grid-template-columns: 1fr; }
}

.sidebar{ padding: 14px; }
.sidebar-section + .sidebar-section{ margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--stroke); }
.section-title{
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: .35px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.project-add{
  display:grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  margin-bottom: 10px;
}
.project-filter{ margin-bottom: 10px; }

.project-list{
  display:flex;
  flex-direction:column;
  gap: 6px;
  max-height: 260px;
  overflow:auto;
  padding-right: 4px;
}
.pitem{
  width: 100%;
  text-align:left;
  padding: 10px 10px;
  border-radius: 12px;
  border: 1px solid transparent;
  background: rgba(0,0,0,.14);
  color: rgba(236,240,248,.92);
  cursor:pointer;
}
.pitem:hover{ border-color: var(--stroke); background: rgba(0,0,0,.18); }
.pitem.is-active{
  border-color: rgba(120,160,255,.35);
  background: rgba(120,160,255,.12);
}

.segmented{
  display:flex;
  gap: 8px;
  margin-bottom: 12px;
}
.seg{
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.14);
  color: rgba(236,240,248,.9);
  cursor:pointer;
  font-size: 13px;
}
.seg:hover{ border-color: var(--stroke2); }
.seg.is-active{
  background: rgba(120,160,255,.14);
  border-color: rgba(120,160,255,.32);
}

.field{ margin-bottom: 12px; }
.label{ display:block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }

.sidebar-actions{
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
}

.main{ padding: 14px; }
.main-header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--stroke);
  margin-bottom: 12px;
}

.addbar{
  display:grid;
  grid-template-columns: 1fr 160px 180px auto;
  gap: 10px;
  align-items:center;
  margin-bottom: 12px;
}
@media (max-width: 920px){
  .addbar{ grid-template-columns: 1fr; }
}

.input{
  width:100%;
  padding: 11px 12px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(8,12,22,.65);
  color: rgba(236,240,248,.95);
  outline:none;
}
.input:focus{
  border-color: rgba(120,160,255,.55);
  box-shadow: 0 0 0 3px rgba(120,160,255,.16);
}
.input-lg{ padding: 12px 14px; }

.btn{
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.16);
  color: rgba(236,240,248,.95);
  cursor:pointer;
}
.btn:hover{ border-color: var(--stroke2); background: rgba(0,0,0,.20); }
.btn-primary{
  background: rgba(120,160,255,.22);
  border-color: rgba(120,160,255,.32);
}
.btn-primary:hover{ background: rgba(120,160,255,.28); }
.btn-ghost{
  background: rgba(0,0,0,.10);
}

.alert{
  margin: 10px 0 0;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  font-size: 13px;
}
.alert-danger{
  border-color: rgba(255,75,75,.35);
  background: rgba(255,75,75,.08);
  color: rgba(255,190,190,.95);
}

.hint{
  margin-top: 12px;
  color: var(--muted);
  font-size: 13px;
}

.list-wrap{ position:relative; }
.task-list{
  list-style:none;
  padding:0;
  margin: 0;
  display:flex;
  flex-direction:column;
  gap: 10px;
}

.task{
  display:grid;
  grid-template-columns: 26px 1fr 44px;
  gap: 10px;
  align-items:center;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.14);
}
.task:hover{ border-color: var(--stroke2); background: rgba(0,0,0,.18); }
.task.is-done{
  opacity: .78;
}

.checkbox{
  width: 18px; height: 18px;
  accent-color: rgba(120,160,255,.95);
}

.task-content{ min-width:0; }
.task-title{
  font-size: 15px;
  font-weight: 700;
  letter-spacing: .1px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.task.is-done .task-title{ text-decoration: line-through; color: rgba(170,179,197,.85); }

.task-chips{
  margin-top: 10px;
  display:flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items:center;
}

.chip-select{
  display:flex;
  gap: 8px;
  align-items:center;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  background: rgba(8,12,22,.55);
  color: rgba(170,179,197,.9);
  font-size: 12px;
}

select.mini{
  padding: 8px 32px 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(18,22,34,.80);
  color: rgba(236,240,248,.96);
  outline: none;
  font-size: 12px;
  min-height: 34px;

  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}
select.mini:hover{ border-color: rgba(255,255,255,.22); }
select.mini:focus{
  border-color: rgba(120,160,255,.55);
  box-shadow: 0 0 0 3px rgba(120,160,255,.16);
}

.chip-select{ position:relative; }
.chip-select::after{
  content:"▾";
  position:absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events:none;
  color: rgba(236,240,248,.75);
  font-size: 12px;
}

select.mini option{
  background: #0f1424;
  color: rgba(236,240,248,.96);
}

.task-actions{
  display:flex;
  justify-content:flex-end;
}

.icon-btn{
  width: 38px;
  height: 38px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(0,0,0,.12);
  color: rgba(236,240,248,.92);
  cursor:pointer;
  font-size: 20px;
  line-height: 1;
}
.icon-btn:hover{ border-color: rgba(255,75,75,.35); background: rgba(255,75,75,.10); color: rgba(255,210,210,.95); }

.empty{
  margin-top: 18px;
  padding: 18px;
  border-radius: 16px;
  border: 1px dashed rgba(255,255,255,.18);
  background: rgba(0,0,0,.10);
  text-align:center;
}
.empty-title{ font-weight: 800; margin-bottom: 6px; }
.empty-sub{ color: var(--muted); font-size: 13px; }

.footer-note{
  margin-top: 12px;
  color: var(--muted);
  font-size: 12px;
}