/* MeineCloud – Oberfläche. Keine Inline-Styles nötig (strikte CSP). */
:root {
  --bg: #f4f6fb; --surface: #ffffff; --surface-2: #eef1f8; --text: #0f172a; --muted: #64748b;
  --border: #e2e8f0; --accent: #2563eb; --accent-2: #1d4ed8; --accent-soft: #e0e9ff; --danger: #dc2626;
  --ok: #16a34a; --warn: #d97706; --shadow: 0 1px 2px rgba(15,23,42,.06), 0 8px 24px rgba(15,23,42,.06);
  --radius: 14px; --sidebar: 248px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1020; --surface: #131a2e; --surface-2: #1b2440; --text: #e6ebf7; --muted: #8a97b4;
    --border: #25304f; --accent: #5b8cff; --accent-2: #7aa2ff; --accent-soft: #1c2b57; --danger: #f87171;
    --shadow: 0 1px 2px rgba(0,0,0,.4), 0 8px 24px rgba(0,0,0,.35);
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.45; -webkit-font-smoothing: antialiased; }
h1, h2, h3 { margin: 0 0 .5rem; line-height: 1.2; }
h3 { font-size: 1rem; margin-top: 1rem; }
a { color: var(--accent); text-decoration: none; }
code { background: var(--surface-2); padding: .1em .4em; border-radius: 6px; font-size: .9em; }
.muted { color: var(--muted); }
.center { text-align: center; }
.error { color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, transparent); padding: .6rem .8rem; border-radius: 10px; }
.hidden { display: none !important; }
.noscript { padding: 2rem; text-align: center; }

/* Formulare & Buttons */
input, select, textarea {
  width: 100%; padding: .65rem .8rem; border: 1px solid var(--border); border-radius: 10px;
  background: var(--surface); color: var(--text); font: inherit; outline: none;
}
input:focus, select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
label { display: block; font-size: .85rem; color: var(--muted); }
label input, label select { margin-top: .25rem; color: var(--text); font-size: 1rem; }
.stack { display: flex; flex-direction: column; gap: .8rem; }
.row { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.grow { flex: 1; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem; padding: .62rem 1rem;
  border: 0; border-radius: 10px; background: var(--accent); color: #fff; font: inherit; font-weight: 600;
  cursor: pointer; transition: background .15s, transform .05s;
}
.btn:hover { background: var(--accent-2); }
.btn:active { transform: translateY(1px); }
.btn.secondary { background: var(--surface-2); color: var(--text); }
.btn.secondary:hover { background: var(--border); }
.btn.danger { background: var(--danger); }
.btn.small { padding: .35rem .7rem; font-size: .85rem; }
.btn:disabled { opacity: .55; cursor: default; }
.icon-btn { background: transparent; border: 0; color: var(--muted); padding: .45rem; border-radius: 8px; cursor: pointer; display: inline-flex; }
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
svg.i { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }

/* Öffentliche Seiten, Login, Installer */
body.public, .login-wrap { min-height: 100%; display: grid; place-items: center; padding: 1.5rem 1rem; }
.public-card, .login-card {
  width: 100%; max-width: 420px; background: var(--surface); border-radius: 20px; padding: 1.75rem; box-shadow: var(--shadow);
}
.public-card.wide { max-width: 640px; }
.brand { font-weight: 700; font-size: 1.15rem; margin-bottom: 1rem; color: var(--accent); }
.logo { display: block; width: 100%; max-width: 280px; height: auto; margin: 0 auto 1.25rem; }
.brand-ico { width: 30px; height: 30px; border-radius: 8px; flex: none; background: #fff; }
.file-card { text-align: center; }
.big-icon { font-size: 3rem; }
.checks { list-style: none; padding: 0; margin: 0 0 1rem; font-size: .9rem; }
.checks li { padding: .2rem 0; }
.checks .ok b { color: var(--ok); } .checks .bad b { color: var(--danger); } .checks .warn b { color: var(--warn); }
.share-list { list-style: none; padding: 0; margin: 0 0 1rem; }
.share-list li { display: flex; justify-content: space-between; align-items: center; gap: .5rem; padding: .6rem 0; border-bottom: 1px solid var(--border); }

/* App-Layout */
.layout { display: grid; grid-template-columns: var(--sidebar) 1fr; min-height: 100vh; }
.sidebar {
  background: var(--surface); border-right: 1px solid var(--border); padding: 1.1rem .8rem; display: flex; flex-direction: column;
  gap: .25rem; position: sticky; top: 0; height: 100vh;
}
.sidebar .brand { padding: 0 .6rem; display: flex; gap: .5rem; align-items: center; margin-bottom: 1rem; }
.nav-item {
  display: flex; align-items: center; gap: .7rem; padding: .6rem .75rem; border-radius: 10px; color: var(--text);
  cursor: pointer; border: 0; background: none; font: inherit; width: 100%; text-align: left;
}
.nav-item:hover { background: var(--surface-2); }
.nav-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.spacer { flex: 1; }
.app-dl {
  display: flex; align-items: center; gap: .7rem; padding: .7rem .8rem; margin: 0 0 .5rem; border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; text-decoration: none;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--accent) 40%, transparent); transition: transform .1s, filter .15s;
}
.app-dl:hover { filter: brightness(1.08); } .app-dl:active { transform: translateY(1px); }
.app-dl span { display: flex; flex-direction: column; line-height: 1.2; }
.app-dl small { opacity: .85; font-size: .72rem; }
.steps { padding-left: 1.2rem; margin: .25rem 0 1rem; } .steps li { margin: .3rem 0; }
.quota { padding: .6rem .75rem; font-size: .8rem; color: var(--muted); }
.bar { height: 6px; background: var(--surface-2); border-radius: 99px; overflow: hidden; margin-top: .35rem; }
.bar > span { display: block; height: 100%; background: var(--accent); border-radius: 99px; width: 0; }
.main { padding: 1.25rem 1.5rem 5rem; min-width: 0; }
.topbar { display: flex; gap: .75rem; align-items: center; margin-bottom: 1rem; flex-wrap: wrap; }
.search { max-width: 340px; }
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: .25rem; font-size: 1.15rem; font-weight: 600; margin-bottom: .75rem; }
.crumbs a, .crumbs span.sep { color: var(--muted); font-weight: 500; }
.crumbs a:hover { color: var(--accent); }
.crumbs .cur { color: var(--text); }

.card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); }
.card.pad { padding: 1.1rem 1.25rem; }
.list { overflow: hidden; }
.item { display: grid; grid-template-columns: 26px 1fr 100px 150px auto; gap: .75rem; align-items: center; padding: .6rem 1rem; border-bottom: 1px solid var(--border); }
.item:last-child { border-bottom: 0; }
.item:hover { background: var(--surface-2); }
.item .name { display: flex; align-items: center; gap: .7rem; min-width: 0; cursor: pointer; }
.item .name span.t { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item .ico { color: var(--accent); }
.item.folder .ico { color: #f59e0b; }
.item .meta { color: var(--muted); font-size: .85rem; }
.item .actions { display: flex; gap: .1rem; justify-content: flex-end; }
.empty { text-align: center; color: var(--muted); padding: 3rem 1rem; }
.dropzone-active::after {
  content: "Dateien hier ablegen"; position: fixed; inset: 0; background: color-mix(in srgb, var(--accent) 18%, transparent);
  border: 3px dashed var(--accent); display: grid; place-items: center; font-size: 1.5rem; font-weight: 700; color: var(--accent); z-index: 50; pointer-events: none;
}

/* Dialoge & Toasts */
.overlay { position: fixed; inset: 0; background: rgba(8,12,24,.55); display: grid; place-items: center; padding: 1rem; z-index: 60; }
.dialog { background: var(--surface); border-radius: 18px; padding: 1.4rem; width: 100%; max-width: 440px; box-shadow: var(--shadow); max-height: 90vh; overflow: auto; }
.dialog.wide { max-width: 720px; }
.dialog h2 { font-size: 1.15rem; }
.dialog .btns { display: flex; gap: .6rem; justify-content: flex-end; margin-top: 1rem; }
.picker { max-height: 260px; overflow: auto; border: 1px solid var(--border); border-radius: 10px; margin: .6rem 0; }
.picker .p-item { padding: .5rem .75rem; cursor: pointer; display: flex; gap: .5rem; align-items: center; }
.picker .p-item:hover { background: var(--surface-2); }
.preview-img { max-width: 100%; max-height: 70vh; display: block; margin: 0 auto; border-radius: 8px; }
.toasts { position: fixed; bottom: 1rem; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; gap: .5rem; z-index: 90; width: min(92vw, 420px); }
.toast { background: var(--text); color: var(--bg); padding: .7rem 1rem; border-radius: 12px; box-shadow: var(--shadow); font-size: .9rem; }
.toast.err { background: var(--danger); color: #fff; }
.uploads { position: fixed; right: 1rem; bottom: 1rem; width: min(92vw, 340px); z-index: 70; padding: .75rem; }
.u-row { font-size: .85rem; padding: .35rem 0; }
.u-row .bar { margin-top: .25rem; }

/* Tabellen / Einstellungen */
table.tbl { width: 100%; border-collapse: collapse; font-size: .9rem; }
.tbl th { text-align: left; color: var(--muted); font-weight: 600; padding: .5rem; border-bottom: 1px solid var(--border); }
.tbl td { padding: .55rem .5rem; border-bottom: 1px solid var(--border); vertical-align: middle; }
.section { margin-bottom: 1.25rem; }
.badge { font-size: .72rem; padding: .1rem .5rem; border-radius: 99px; background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.badge.off { background: var(--surface-2); color: var(--muted); }
.kv { word-break: break-all; font-family: ui-monospace, monospace; background: var(--surface-2); padding: .5rem .7rem; border-radius: 8px; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: .75rem; margin-bottom: 1rem; }
.stat { padding: .9rem 1rem; } .stat b { display: block; font-size: 1.4rem; } .stat span { color: var(--muted); font-size: .8rem; }

/* Mobil: Navigation unten, Liste kompakter */
@media (max-width: 800px) {
  .layout { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; top: auto; bottom: 0; left: 0; right: 0; height: auto; flex-direction: row; z-index: 40;
    border-right: 0; border-top: 1px solid var(--border); padding: .35rem .5rem calc(.35rem + env(safe-area-inset-bottom)); justify-content: space-around;
  }
  .sidebar .brand, .sidebar .quota, .sidebar .spacer, .sidebar .app-dl { display: none; }
  .nav-item { flex-direction: column; gap: .15rem; font-size: .68rem; padding: .35rem .2rem; justify-content: center; text-align: center; }
  .nav-item.active { background: transparent; }
  .main { padding: 1rem 1rem 6rem; }
  .item { grid-template-columns: 26px 1fr auto; }
  .selbar { flex-wrap: wrap; }
  .sort { max-width: 100%; }
  .item .size, .item .date { display: none; }
  .uploads { bottom: 4.5rem; }
}

/* Auswahl, Sortierung, Tresor, Galerie */
.check { display: grid; place-items: center; cursor: pointer; }
.check input { width: 18px; height: 18px; padding: 0; margin: 0; accent-color: var(--accent); cursor: pointer; }
.item.sel { background: var(--accent-soft); }
.selbar { display: flex; align-items: center; gap: .5rem; padding: .55rem .9rem; margin-bottom: .75rem; background: var(--accent-soft); border-radius: 12px; }
select.sort { width: auto; padding: .55rem .7rem; }
.vaultbar { display: flex; align-items: center; gap: .6rem; padding: .6rem .9rem; margin-bottom: .75rem; border-radius: 12px;
  background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--text); }
.vaultbar svg.i { color: var(--ok); }
.item.vault .ico { color: var(--ok); }
.item .name .badge { margin-left: .4rem; }
.gallery { display: flex; align-items: center; gap: .5rem; justify-content: center; min-height: 200px; }
.gallery .preview-img { flex: 1; min-width: 0; object-fit: contain; }
.gal-nav { flex: none; background: var(--surface-2); }