/* Viamo Layout System — v1 (01.07.2026) */
/* Erfordert theme.css fuer CSS-Variablen */

* { box-sizing:border-box; }
body { margin:0; font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; background:var(--bg); color:var(--text); height:100vh; display:flex; flex-direction:column; }
[hidden] { display:none !important; }

/* HEADER */
header { padding:0 24px; height:56px; border-bottom:1px solid var(--border); display:flex; justify-content:space-between; align-items:center; position:sticky; top:0; z-index:100; background:var(--bg); flex-shrink:0; }
header h1 { margin:0; font-size:17px; font-weight:600; display:flex; align-items:center; gap:8px; }
.header-right { display:flex; gap:8px; align-items:center; }
.user-chip { font-size:13px; color:var(--muted); }

/* ICON BUTTONS */
.icon-btn { background:transparent; border:1px solid var(--border); color:var(--text); width:34px; height:34px; border-radius:8px; cursor:pointer; display:flex; align-items:center; justify-content:center; transition:background 0.15s; flex-shrink:0; }
.icon-btn:hover { background:var(--panel-hover); color:var(--hover-text); }

/* LAYOUT */
.layout { display:flex; flex:1; overflow:hidden; }

/* SIDEBAR */
.sidenav { width:220px; flex-shrink:0; background:var(--panel); border-right:1px solid var(--border); padding:16px 0; display:flex; flex-direction:column; gap:2px; overflow-y:auto; }
.sidenav-section { font-size:11px; font-weight:600; color:var(--muted); text-transform:uppercase; letter-spacing:0.06em; padding:12px 20px 4px; }
.sidenav-item { display:flex; align-items:center; gap:10px; padding:9px 20px; cursor:pointer; font-size:14px; color:var(--muted); transition:background 0.12s, color 0.12s; text-decoration:none; }
.sidenav-item:hover { background:var(--panel-hover); color:var(--hover-text); }
.sidenav-item.active { background:var(--accent-soft); color:var(--accent); }
.sidenav-item svg { flex-shrink:0; opacity:0.7; }
.sidenav-item.active svg { opacity:1; }
.sidenav-divider { height:1px; background:var(--border); margin:8px 0; }

/* CONTENT */
.content { flex:1; overflow-y:auto; padding:32px; }
.section { display:none; }
.section.active { display:block; }
.section-title { font-size:20px; font-weight:600; margin:0 0 24px; }

/* CARDS */
.card { background:var(--panel); border:1px solid var(--border); border-radius:var(--radius); padding:20px 24px; margin-bottom:16px; }
.card-title { font-size:14px; font-weight:600; margin:0 0 12px; }

/* METRIC CARDS */
.metrics { display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr)); gap:12px; margin-bottom:24px; }
.metric { background:var(--panel); border:1px solid var(--border); border-radius:var(--radius); padding:16px 20px; }
.metric-label { font-size:12px; color:var(--muted); margin-bottom:6px; }
.metric-value { font-size:28px; font-weight:600; }

/* BADGES */
.badge { display:inline-block; font-size:11px; padding:2px 8px; border-radius:99px; font-weight:500; }
.badge-multitenant { background:rgba(91,141,239,0.15); color:#5b8def; }
.badge-singleinstanz { background:rgba(76,175,109,0.15); color:#4caf6d; }
.badge-aktiv { background:rgba(76,175,109,0.15); color:#4caf6d; }
.badge-inaktiv { background:rgba(224,97,90,0.15); color:#e0615a; }
.badge-testphase { background:rgba(255,180,0,0.15); color:#ffb400; }
.badge-role { display:inline-block; font-size:11px; padding:2px 8px; border-radius:12px; font-weight:600; background:var(--accent-soft); color:var(--accent); }

/* TABLES */
table { width:100%; border-collapse:collapse; font-size:14px; }
th { text-align:left; padding:8px 12px; font-size:12px; color:var(--muted); font-weight:500; border-bottom:1px solid var(--border); }
td { padding:10px 12px; border-bottom:1px solid var(--border); }
tr:last-child td { border-bottom:none; }
tr:hover td { background:var(--panel-hover); }

/* BUTTONS */
.btn { background:var(--btn); color:var(--btn-text); border:none; padding:8px 16px; border-radius:8px; cursor:pointer; font-size:14px; font-weight:500; }
.btn:hover { opacity:0.9; }
.btn.secondary { background:transparent; border:1px solid var(--border); color:var(--text); }
.btn.secondary:hover { background:var(--panel-hover); }
.btn.small { padding:4px 10px; font-size:12px; }
.btn.danger { background:transparent; border:1px solid var(--red); color:var(--red); }
.btn.danger:hover { background:var(--red); color:#fff; }

/* FORMS */
.form-label { font-size:12px; color:var(--muted); display:block; margin-bottom:4px; }
.form-input { width:100%; background:var(--input-bg); border:1px solid var(--border); color:var(--text); padding:8px 12px; border-radius:8px; font-size:14px; }
.form-input:focus { outline:none; border-color:var(--accent); }
.form-group { margin-bottom:14px; }

/* DIALOGS */
.dialog-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,0.6); z-index:500; align-items:center; justify-content:center; }
.dialog-overlay.open { display:flex; }
.dialog-box { background:var(--panel); border:1px solid var(--border); border-radius:var(--radius); padding:28px; width:100%; max-width:460px; }
.dialog-title { font-size:16px; font-weight:600; margin-bottom:20px; }
.dialog-actions { display:flex; gap:8px; justify-content:flex-end; margin-top:20px; }

/* PLACEHOLDER */
.placeholder { text-align:center; padding:60px 20px; color:var(--muted); }
.placeholder-icon { font-size:40px; margin-bottom:12px; }
.placeholder p { margin:0; font-size:14px; }

/* TOASTS */
.toast { position:fixed; bottom:24px; right:24px; background:var(--panel); border:1px solid var(--border); border-radius:var(--radius); padding:12px 18px; font-size:14px; z-index:1000; box-shadow:0 4px 16px rgba(0,0,0,0.3); }
.toast.error { border-color:var(--red); color:var(--red); }

/* ===== RESPONSIVE ===== */

/* Hamburger-Button (nur auf Mobile/Tablet sichtbar) */
.hamburger {
  display:none;
  background:transparent;
  border:1px solid var(--border);
  color:var(--text);
  width:34px; height:34px;
  border-radius:8px;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-shrink:0;
}

/* Overlay hinter Sidebar auf Mobile */
.sidenav-overlay {
  display:none;
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.5);
  z-index:149;
}
.sidenav-overlay.open { display:block; }

/* Tablet (max 900px) — Sidebar schmaler */
@media (max-width: 900px) {
  .sidenav { width:180px; }
  .sidenav-item { padding:9px 14px; font-size:13px; }
  .content { padding:20px; }
}

/* Mobile (max 640px) — Sidebar als Overlay */
@media (max-width: 640px) {
  .hamburger { display:flex; }

  .sidenav {
    position:fixed;
    left:-240px;
    top:56px;
    height:calc(100vh - 56px);
    width:220px;
    z-index:150;
    transition:left 0.25s ease;
    box-shadow:4px 0 16px rgba(0,0,0,0.3);
    flex-shrink:0;
  }

  .sidenav.open { left:0; }

  .layout { display:block; }
  .content { width:100%; }

  .content { padding:16px; }

  .section-title { font-size:17px; }

  .metrics { grid-template-columns:1fr 1fr; }

  table { font-size:13px; }
  th, td { padding:8px; }

  .dialog-box { margin:16px; max-width:calc(100vw - 32px); }

  header { padding:0 16px; }
  header h1 { font-size:15px; }
}

/* Sehr kleine Screens (max 380px) */
@media (max-width: 380px) {
  .metrics { grid-template-columns:1fr; }
  .header-right { gap:4px; }
  .icon-btn { width:30px; height:30px; }
}