/* ERPM-Portal – Premium-Design im Marken-Look der App:
   dunkles Glas (wie das App-Icon), Indigo→Violett-Glow, Inter. */

@font-face {
  font-family: 'Inter';
  src: url('fonts/Inter-Regular.ttf') format('truetype');
  font-weight: 400;
}
@font-face {
  font-family: 'Inter';
  src: url('fonts/Inter-Medium.ttf') format('truetype');
  font-weight: 500;
}
@font-face {
  font-family: 'Inter';
  src: url('fonts/Inter-SemiBold.ttf') format('truetype');
  font-weight: 600;
}
@font-face {
  font-family: 'Inter';
  src: url('fonts/Inter-Bold.ttf') format('truetype');
  font-weight: 700;
}

:root {
  --bg1: #0d1017;
  --bg2: #232a3f;
  --glow1: #6e7bff;
  --glow2: #b48cff;
  --text: #e8eaf2;
  --muted: #9aa3b8;
  --card: rgba(255, 255, 255, 0.055);
  --card-hover: rgba(255, 255, 255, 0.085);
  --border: rgba(255, 255, 255, 0.10);
  --input: rgba(255, 255, 255, 0.07);
  --error: #ff7a7a;
  --ok: #6fe3a5;
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, 'Segoe UI', Roboto, sans-serif;
  color: var(--text);
  min-height: 100vh;
  background:
    radial-gradient(90rem 60rem at -10% -20%,
      rgba(110, 123, 255, 0.20), transparent 60%),
    radial-gradient(80rem 55rem at 115% 120%,
      rgba(180, 140, 255, 0.16), transparent 60%),
    radial-gradient(60rem 40rem at 90% -10%,
      rgba(110, 123, 255, 0.10), transparent 60%),
    linear-gradient(135deg, var(--bg1), var(--bg2));
  background-attachment: fixed;
}

/* ---------- Kopfzeile mit Marken-Logo ---------- */

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  background: rgba(13, 16, 23, 0.55);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

header h1 {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 3px;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* E-Monogramm wie im App-Icon (rein per CSS-Maske) */
header h1::before {
  content: '';
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--glow1), var(--glow2));
  -webkit-mask:
    linear-gradient(#000 0 0) 15% 18% / 62% 15% no-repeat,
    linear-gradient(#000 0 0) 15% 50% / 46% 15% no-repeat,
    linear-gradient(#000 0 0) 15% 82% / 62% 15% no-repeat,
    radial-gradient(circle at center, #000 65%, transparent 66%)
      86% 50% / 16% 16% no-repeat;
  mask:
    linear-gradient(#000 0 0) 15% 18% / 62% 15% no-repeat,
    linear-gradient(#000 0 0) 15% 50% / 46% 15% no-repeat,
    linear-gradient(#000 0 0) 15% 82% / 62% 15% no-repeat,
    radial-gradient(circle at center, #000 65%, transparent 66%)
      86% 50% / 16% 16% no-repeat;
  box-shadow: 0 0 22px rgba(110, 123, 255, 0.45);
}

header h1 span {
  font-weight: 400;
  letter-spacing: 1px;
  color: var(--muted);
}

#user-box {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
}
header button.ghost { margin: 0; }

/* ---------- Seitenleiste (Sidebar-Navigation, v147) ---------- */

section { max-width: 1080px; margin: 24px auto; padding: 0 24px; }
section.narrow { max-width: 420px; }

/* Inhalt rückt nach rechts, sobald die Sidebar sichtbar ist. */
body:has(nav#main-nav:not(.hidden)) section {
  margin-left: 268px;
  margin-right: 24px;
  max-width: none;
}
body:has(nav#main-nav:not(.hidden)) section.narrow { max-width: 420px; }

nav#main-nav {
  position: fixed;
  top: 59px;
  bottom: 0;
  left: 0;
  width: 248px;
  padding: 14px 10px 24px;
  overflow-y: auto;
  background: rgba(13, 16, 23, 0.55);
  border-right: 1px solid var(--border);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  z-index: 9;
}

nav#main-nav button {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  background: transparent;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 10px;
  font: inherit;
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  margin: 1px 0;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
nav#main-nav button:hover { color: var(--text); background: var(--card); }
nav#main-nav button.active {
  color: #fff;
  background: linear-gradient(135deg, var(--glow1), var(--glow2));
  box-shadow: 0 4px 16px rgba(110, 123, 255, 0.35);
}

/* Aufklappbare Gruppen */
nav#main-nav details.nav-group { margin: 6px 0 0; }
nav#main-nav details.nav-group summary {
  list-style: none;
  cursor: pointer;
  padding: 8px 14px 4px;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}
nav#main-nav details.nav-group summary::-webkit-details-marker {
  display: none;
}
nav#main-nav details.nav-group summary::after {
  content: '›';
  font-size: 14px;
  transition: transform 0.15s;
  color: var(--muted);
}
nav#main-nav details.nav-group[open] summary::after {
  transform: rotate(90deg);
}
nav#main-nav details.nav-group summary:hover { color: var(--text); }

/* RTL (fa/ar): Sidebar rechts */
html[dir="rtl"] nav#main-nav {
  left: auto;
  right: 0;
  border-right: none;
  border-left: 1px solid var(--border);
}
html[dir="rtl"] body:has(nav#main-nav:not(.hidden)) section {
  margin-left: 24px;
  margin-right: 268px;
}
html[dir="rtl"] nav#main-nav button { text-align: right; }

/* Hamburger (nur mobil sichtbar) */
#nav-burger {
  display: none;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 7px 12px;
  margin: 0;
}
#lang-select {
  display: inline-block;
  width: auto;
  margin: 0;
  padding: 6px 10px;
  font-size: 12.5px;
}

/* ---------- Karten (Milchglas) ---------- */

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px 24px;
  margin-bottom: 18px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
}
.card.narrow { max-width: 420px; margin: 12vh auto 0; }

h2, h3, h4 { margin: 0 0 12px; letter-spacing: -0.2px; }

.toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  margin: 22px 0 12px;
  flex-wrap: wrap;
}
.toolbar h2 { margin: 0; font-size: 20px; }

code {
  background: var(--input);
  border: 1px solid var(--border);
  padding: 1px 6px;
  border-radius: 6px;
  font-size: 12.5px;
}

/* ---------- Formulare ---------- */

label { display: block; margin: 10px 0; font-size: 13px; color: var(--muted); }
label.inline { display: inline-flex; gap: 6px; align-items: center; }

input, select, textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  transition: border 0.15s, box-shadow 0.15s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--glow1);
  box-shadow: 0 0 0 3px rgba(110, 123, 255, 0.22);
}
select option { background: #1a1e27; color: var(--text); }
label.inline input { display: inline; width: auto; margin: 0; }
input[type="checkbox"] {
  display: inline-block;
  width: auto;
  margin: 0 8px 0 0;
  accent-color: var(--glow1);
}
input::placeholder, textarea::placeholder { color: rgba(154, 163, 184, 0.6); }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.row { display: flex; gap: 16px; flex-wrap: wrap; align-items: flex-end; }
.row label { flex: 1 1 160px; }

/* ---------- Buttons ---------- */

button {
  font: inherit;
  font-size: 13.5px;
  font-weight: 600;
  padding: 9px 18px;
  border-radius: 10px;
  cursor: pointer;
  border: 1px solid transparent;
  margin: 10px 8px 0 0;
  transition: transform 0.1s, box-shadow 0.15s, background 0.15s;
}
button:active { transform: translateY(1px); }

button.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--glow1), var(--glow2));
  box-shadow: 0 6px 20px rgba(110, 123, 255, 0.35);
}
button.primary:hover { box-shadow: 0 8px 26px rgba(110, 123, 255, 0.5); }

button.ghost {
  color: var(--text);
  background: var(--card);
  border-color: var(--border);
}
button.ghost:hover { background: var(--card-hover); }

/* ---------- Mandanten-Liste ---------- */

.tenant-item {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px;
  margin-bottom: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: border 0.15s, background 0.15s, transform 0.1s;
}
.tenant-item:hover {
  border-color: rgba(110, 123, 255, 0.55);
  background: var(--card-hover);
  transform: translateY(-1px);
}

.badge {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--glow1), var(--glow2));
  margin-left: 8px;
}
.badge.off {
  background: rgba(255, 122, 122, 0.18);
  color: var(--error);
}

/* ---------- Tabellen ---------- */

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  font-size: 13.5px;
  margin-bottom: 18px;
}
th, td {
  text-align: left;
  padding: 11px 14px;
  border-bottom: 1px solid var(--border);
}
th {
  font-size: 11.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
}
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: rgba(110, 123, 255, 0.07); }
td select { width: auto; display: inline-block; margin: 0; padding: 6px 10px; }
td button { margin: 0 6px 0 0; padding: 6px 12px; }

/* ---------- Dialoge & Kleinkram ---------- */

dialog {
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px;
  min-width: 360px;
  color: var(--text);
  background: rgba(26, 30, 39, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.5);
}
dialog::backdrop { background: rgba(5, 7, 12, 0.6); }
dialog menu { display: flex; gap: 10px; justify-content: flex-end; padding: 0; }

.hidden { display: none !important; }
.error { color: var(--error); font-size: 13px; }
.ok { color: var(--ok); font-size: 13px; word-break: break-all; }
.muted { color: var(--muted); font-size: 13px; }

a { color: var(--glow1); }
hr { border: none; border-top: 1px solid var(--border); margin: 16px 0; }

::selection { background: rgba(110, 123, 255, 0.4); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  border: 2px solid transparent;
  background-clip: content-box;
}
::-webkit-scrollbar-track { background: transparent; }

/* ---------- Responsive (Tablet/Handy) ---------- */

@media (max-width: 760px) {
  header { padding: 12px 16px; }
  header h1 { font-size: 16px; letter-spacing: 2px; }
  #user-box span { display: none; }

  /* Sidebar wird zum Overlay (Hamburger im Kopf) */
  nav#main-nav {
    transform: translateX(-105%);
    transition: transform 0.2s ease-out;
    width: 260px;
    box-shadow: 0 10px 60px rgba(0, 0, 0, 0.5);
  }
  nav#main-nav.open { transform: translateX(0); }
  html[dir="rtl"] nav#main-nav { transform: translateX(105%); }
  html[dir="rtl"] nav#main-nav.open { transform: translateX(0); }
  body:has(nav#main-nav:not(.hidden)) section {
    margin-left: auto;
    margin-right: auto;
  }
  #nav-burger { display: inline-block; }

  section { margin: 16px auto; padding: 0 12px; }
  .card { padding: 16px; border-radius: 14px; }
  .card.narrow { margin-top: 6vh; }
  .grid2 { grid-template-columns: 1fr; }

  /* Tabellen horizontal scrollen statt quetschen */
  table { display: block; overflow-x: auto; white-space: nowrap; }
  .toolbar { gap: 8px; }
  .toolbar h2 { font-size: 17px; }
  button { padding: 8px 14px; }
}