/* ===== common.css (grid cards, embedded textarea actions) ===== */
:root{
  --bg:#ffffff; --surface:#f5f6f8; --border:#e5e7eb;
  --text:#111827; --muted:#6b7280;
  --primary:#475569;            /* 落ち着いたスレート */
  --primary-hover:#334155;      /* 穏やかなホバー */
  --ink:#fff; --radius:10px; --shadow:0 10px 30px rgba(17,24,39,.08);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--surface);color:var(--text);
  font:14px/1.6 system-ui,-apple-system,Segoe UI,Roboto,"Hiragino Sans","Noto Sans JP","Noto Emoji","Apple Color Emoji","Segoe UI Emoji",sans-serif}

/* Material Icons (compact) */
.material-symbols-outlined{
  font-variation-settings:'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 20;
  font-size:18px; line-height:1; vertical-align:-3px;
}
.header-row .material-symbols-outlined{font-size:20px}

/* Layout */
.layout{display:grid;grid-template-columns:260px 1fr;min-height:100dvh}
.sidebar{
  background:#fff;border-right:1px solid var(--border);
  position:sticky;top:0;height:100dvh;overflow:auto
}
.brand{display:flex;align-items:center;gap:10px;padding:14px 16px;font-weight:700}
.brand .dot{width:10px;height:10px;border-radius:50%;background:#0ea5e9;display:inline-block}
.nav{display:flex;flex-direction:column;padding:6px}
.nav h4.nav-section-title{margin:8px 10px 4px;padding:0 4px;font:600 11px/1.2 system-ui;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;color:inherit;text-decoration:none}
.nav a:hover{background:#f3f4f6}
.nav .active{background:#e8efff;border:1px solid #dbe6ff}

.main{padding:22px 22px 40px}
.header-row{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.h1{font-size:22px;font-weight:700;margin:0}
.muted{color:var(--muted)}
.menu-btn{display:none} /* shown on mobile */

/* Search (index) */
.searchbar{display:grid;gap:8px;margin:6px 0 10px}
.search-input{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:8px;padding:8px 10px}
.search-input input{flex:1;border:none;outline:none;font:inherit;background:transparent}
.chips{display:flex;gap:8px;flex-wrap:wrap}
.chip{border:1px solid var(--border);background:#fff;border-radius:999px;padding:4px 10px;font-size:12px;cursor:pointer}
.chip.active,.chip:hover{background:#eef2ff;border-color:#cdd9ff}

/* ===== Cards grid (3–4 columns on desktop) ===== */
.cards{display:grid;gap:10px;
  grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
@media (min-width:1200px){ .cards{grid-template-columns:repeat(4,1fr)} }
@media (min-width:960px) and (max-width:1199px){ .cards{grid-template-columns:repeat(3,1fr)} }
.card{
  display:flex;gap:12px;align-items:flex-start;text-decoration:none;color:inherit;
  border:1px solid var(--border);border-radius:12px;background:#fff;box-shadow:var(--shadow);
  padding:12px;transition:transform .12s ease, box-shadow .12s ease
}
.card:hover{transform:translateY(-1px);box-shadow:0 12px 32px rgba(17,24,39,.10)}
.card .icon{width:28px;height:28px;display:grid;place-items:center;border-radius:8px;background:#eef2ff;color:#1e40af;flex:0 0 auto}
.card .title{font-weight:700}
.card .desc{color:var(--muted);font-size:13px;margin-top:2px}

/* Controls */
.input,.textarea,.select,.btn{
  border:1px solid var(--border);border-radius:8px;background:#fff;color:inherit;font:inherit;padding:10px 12px
}
.btn{cursor:pointer}
.btn.primary{background:var(--primary);color:var(--ink);border-color:transparent}
.btn.primary:hover{background:var(--primary-hover)}
.btn.sm{padding:6px 8px;font-size:13px}
.btn .material-symbols-outlined{font-size:16px;vertical-align:-3px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.between{justify-content:space-between}
.stack{display:grid;gap:10px}

/* Textarea with embedded actions */
.ta-wrap{position:relative}
.textarea{min-height:180px;resize:vertical;width:100%;padding-right:48px}
.ta-actions{
  position:absolute;top:6px;right:8px;display:inline-flex;gap:6px;
}
.ta-actions .btn{padding:4px 6px}
.ta-actions .material-symbols-outlined{font-size:16px}

/* ===== Horizontal IO Layout ===== */
.io-grid{display:grid;gap:12px}
.io-actions{display:flex;gap:8px;justify-content:center}
@media (min-width:960px){
  .io-grid{grid-template-columns:1fr auto 1fr;align-items:stretch}
  .io-actions{flex-direction:column;justify-content:center}
}
.io-actions .btn{min-width:120px}

/* Metrics (compact) */
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;margin-top:8px}
.metric{background:#fff;border:1px solid var(--border);border-radius:10px;padding:10px}
.metric .label{font-size:12px;color:var(--muted)}
.metric .value{font-size:18px;font-weight:700}

/* Quick Search (Ctrl+K) */
.qs-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:20000}
.qs-modal{position:fixed;left:50%;top:18%;transform:translateX(-50%);
  width:min(680px,92vw);background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow)}
.qs-head{display:flex;align-items:center;gap:8px;padding:10px;border-bottom:1px solid var(--border)}
.qs-head input{flex:1;border:1px solid var(--border);border-radius:8px;padding:8px 10px;font:inherit}
.qs-list{max-height:58vh;overflow:auto;display:grid}
.qs-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-bottom:1px solid var(--border);cursor:pointer}
.qs-item:hover{background:#f8fafc}

/* Footer & toast */
.footer{padding:20px;color:var(--muted);text-align:center}
.toast{position:fixed;bottom:20px;right:20px;background:#111827;color:#fff;border-radius:8px;padding:8px 10px;opacity:0;transform:translateY(4px);transition:opacity .18s,transform .18s;z-index:9999}
.toast.show{opacity:.98;transform:translateY(0)}

/* ===== Responsive ===== */
@media (max-width:960px){
  .layout{grid-template-columns:1fr}
  .menu-btn{display:inline-flex}
  .main{padding:16px 16px 28px}
  .sidebar{
    position:fixed;left:0;top:0;transform:translateX(-100%);transition:transform .2s ease;
    width:min(84vw,320px);max-width:90vw;height:100dvh;z-index:10000
  }
  body.nav-open .sidebar{transform:translateX(0)}
  .sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:9999}
  body.nav-open .sidebar-overlay{display:block}
}
@media (max-width:560px){
  .nav a{padding:12px 14px}
  .input,.textarea,.select,.btn{padding:10px}
  .qs-modal{top:10%}
}