/* app.css - minimal, responsivo, accesible (AA) */
:root{
  --bg: #f7f7fb;
  --card:#ffffff;
  --text:#111827;
  --muted:#6b7280;
  --primary:#2563eb;
  --primary-contrast:#ffffff;
  --border:#e5e7eb;
  --success:#0ea5e9;
  --warning:#f59e0b;
  --danger:#ef4444;

  --radius:10px;
  --shadow:0 2px 8px rgba(0,0,0,.06);

  --text-sm: .9rem;
  --text-base: 1rem;
  --text-lg: 1.1rem;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg:#0b0c10;
    --card:#111217;
    --text:#e5e7eb;
    --muted:#9ca3af;
    --primary:#3b82f6;
    --border:#1f2937;
  }
}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Arial, "Apple Color Emoji","Segoe UI Emoji"; background:var(--bg); color:var(--text)}

a{color:var(--primary); text-decoration:none}
a:hover{text-decoration:underline}

.container{max-width:420px;margin:8vh auto;padding:0 16px}
.card{background:var(--card); border:1px solid var(--border); border-radius:var(--radius); box-shadow:var(--shadow); padding:20px}
.card .card__header{display:flex; align-items:center; justify-content:space-between}

.login-card h1{margin:0 0 12px}
.label{display:block; margin:12px 0 6px}
.input{width:100%; padding:12px 14px; border:1px solid var(--border); background:transparent; border-radius:8px; color:inherit}
.input:focus{outline:2px solid var(--primary); outline-offset:2px}
.btn{display:inline-flex; align-items:center; justify-content:center; padding:10px 14px; border-radius:8px; border:1px solid var(--border); background:#f3f4f6; cursor:pointer; font-weight:600}
.btn:hover{filter:brightness(.98)}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.6; cursor:not-allowed}
.btn-primary{background:var(--primary); color:var(--primary-contrast); border-color:transparent}
.btn-secondary{background:#eef2ff; color:#1f2937}
.btn.small{padding:6px 10px; font-size:var(--text-sm)}
.btn.danger{background:var(--danger); color:#fff; border-color:transparent}

.alert{background:#fee2e2; color:#7f1d1d; padding:10px 12px; border-radius:8px; margin-bottom:12px}

.topbar{position:sticky; top:0; z-index:50; background:var(--card); border-bottom:1px solid var(--border); display:flex; align-items:center; justify-content:center; padding:10px 14px}
.topbar__title{font-weight:700; display:flex; align-items:center; gap:8px}
.topbar .sep{opacity:.5}
.hamburger{position:absolute; right:10px; top:8px; font-size:22px; background:transparent; border:none; padding:8px; cursor:pointer}
.menu{position:absolute; right:10px; top:44px; background:var(--card); border:1px solid var(--border); border-radius:8px; box-shadow:var(--shadow); display:none; min-width:200px; padding:8px}
.menu[aria-hidden="false"]{display:block}
.menu .menu-item{display:block; width:100%; text-align:left; padding:10px 12px; background:transparent; border:none; cursor:pointer}
.menu .menu-item:hover{background:#f3f4f6}
.menu .menu-item.danger{color:#fff; background:var(--danger)}
.menu .inline{margin-top:8px}

.main{max-width:1100px; margin:20px auto; padding:0 16px}

.searchbar{position:sticky; top:52px; background:var(--bg); padding:12px 0; z-index:40}
.search{font-size:var(--text-base)}

.grid{display:grid; grid-template-columns: repeat(1, minmax(0,1fr)); gap:16px; margin-top:12px}
@media(min-width:900px){ .grid{grid-template-columns: repeat(2, minmax(0,1fr));} }

.section .card__title{margin:0}
.items{list-style:none; padding:0; margin:0}
.item{border-top:1px dashed var(--border); padding:12px 0}
.item:first-child{border-top:none}
.item__body{display:flex; gap:12px; justify-content:space-between; align-items:flex-start}
.item .title{font-weight:700; font-size:var(--text-lg); margin-bottom:4px}
.item .desc{color:var(--muted); font-size:var(--text-sm); margin-bottom:6px}
.item .micro{color:var(--muted); font-size:.8rem; display:flex; gap:8px; flex-wrap:wrap}
.tags{display:flex; gap:6px; flex-wrap:wrap; margin-top:6px}
.chip{background:#e5e7eb; color:#111827; padding:2px 8px; border-radius:999px; font-size:.78rem}
[data-hidden="1"]{opacity:.5}
[data-pinned="1"] .title::after{content:" • Pinned"; color:var(--warning); font-weight:600; font-size:.9rem}

.dialog{position:fixed; inset:0; background:rgba(0,0,0,.45); display:none; align-items:center; justify-content:center; padding:16px}
.dialog[aria-hidden="false"]{display:flex}
.dialog__card{background:var(--card); border:1px solid var(--border); border-radius:12px; padding:16px; width:min(680px, 96vw); box-shadow:var(--shadow)}
.dialog__actions{display:flex; gap:8px; justify-content:flex-end; margin-top:12px}

.sr-only{position:absolute !important; width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.muted{color:var(--muted); font-size:var(--text-sm)}
code{font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace; font-size:.9em}