:root{
  --paper: #efece1;
  --paper-line: #d8d2bd;
  --ink: #23324a;
  --ink-soft: #4c5c73;
  --amber: #b5811f;
  --amber-soft: #f1e3c2;
  --green: #3f6d54;
  --green-soft: #e2ead9;
  --red: #a4402c;
  --red-soft: #f1ddd4;
  --card-bg: #f7f5ec;
  --border: #c7bfa4;
  --mono: ui-monospace, "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --sans: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

*{ box-sizing: border-box; }

body{
  margin: 0;
  background:
    linear-gradient(var(--paper-line) 1px, transparent 1px) 0 0/100% 28px,
    var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3{
  font-family: var(--sans);
  margin: 0;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.sheet-header{
  background: var(--ink);
  color: #f3f1e7;
  border-bottom: 4px solid var(--amber);
}
.header-inner{
  max-width: 2400px;
  margin: 0 auto;
  padding: 22px 20px 20px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  flex-wrap: wrap;
}
.title-block h1{
  color: #f3f1e7;
  font-size: 1.55rem;
  font-weight: 700;
}
.subtitle{
  margin: 6px 0 0;
  color: #b9c2ce;
  font-size: 0.85rem;
  font-family: var(--mono);
}
.install-hint{
  font-size: 0.75rem;
  color: var(--amber-soft);
  border: 1px dashed var(--amber);
  padding: 4px 8px;
  border-radius: 3px;
}
.project-banner{
  font-family: var(--mono);
  font-size: 0.8rem;
  color: #f3f1e7;
  display: flex;
  align-items: center;
  gap: 10px;
}
.project-banner .mts-proj-name{ font-weight: 700; }
.project-banner .mts-proj-switch{
  color: var(--amber-soft);
  text-decoration: none;
  border: 1px dashed var(--amber);
  padding: 3px 8px;
  border-radius: 3px;
  font-size: 0.74rem;
}
.project-banner .mts-proj-switch:hover{ text-decoration: underline; }
.hidden{ display: none !important; }

main{
  max-width: 2400px;
  margin: 0 auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 26px;
}

.panel{
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 18px 20px 20px;
  box-shadow: 2px 2px 0 rgba(35,50,74,0.05);
}
.panel h2{
  font-size: 1.02rem;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 8px;
  margin-bottom: 14px;
}
.note{ font-size: 0.78rem; color: var(--ink-soft); font-family: var(--mono); }

.tag{
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  padding: 1px 6px;
  border-radius: 3px;
}
.tag-soon{
  background: var(--amber-soft);
  color: #7a5713;
  border: 1px solid var(--amber);
}

.group-title{
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--ink);
}
.group-subtitle{
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: -6px 0 14px;
}

.tile-grid{
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 12px;
}

.tile{
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-left: 4px solid var(--amber);
  border-radius: 4px;
  padding: 14px 16px;
  text-decoration: none;
  color: var(--ink);
  box-shadow: 2px 2px 0 rgba(35,50,74,0.05);
  transition: transform 0.08s ease, box-shadow 0.08s ease;
}
a.tile:hover{
  transform: translateY(-1px);
  box-shadow: 3px 4px 0 rgba(35,50,74,0.10);
  border-left-color: var(--ink);
}
a.tile:focus-visible{
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

.tile-name{
  font-weight: 700;
  font-size: 0.98rem;
}
.tile-sub{
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--ink-soft);
}
.tile-status{
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
}
.tile-status-ready{ color: var(--green); }
.tile-status-soon{ color: var(--ink-soft); font-weight: 600; }

.tile-disabled{
  border-left-color: var(--border);
  opacity: 0.62;
  cursor: default;
}
.tile-disabled .tile-name{ color: var(--ink-soft); }

.sheet-footer{
  max-width: 2400px;
  margin: 0 auto;
  padding: 10px 20px 40px;
  font-size: 0.76rem;
  color: var(--ink-soft);
}

@media (max-width: 480px){
  .tile-grid{ grid-template-columns: 1fr; }
}