@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&family=Roboto+Condensed:wght@400;700&display=swap');

:root {
  --bg: #ffffff;
  --bg-alt: #f4f4f4;
  --card-bg: #ffffff;
  --text: #545454;
  --text-strong: #393835;
  --accent: #ae1122;
  --accent-hover: #8f0e1c;
  --border: #e2e2e2;
  --success: #2e7d32;
  --success-bg: #e8f5e9;
  --danger: #ae1122;
  --danger-bg: #fbe9eb;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  --bg: #1a1a1a;
  --bg-alt: #232323;
  --card-bg: #262626;
  --text: #cfcfcf;
  --text-strong: #ffffff;
  --accent: #e2394a;
  --accent-hover: #ff5566;
  --border: #3a3a3a;
  --success: #66bb6a;
  --success-bg: #1e2f1f;
  --danger: #e2394a;
  --danger-bg: #33191c;
  --shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Roboto', 'Open Sans', Helvetica, Arial, sans-serif;
  min-height: 100%;
}

h1, h2, h3, h4 {
  font-family: 'Roboto Condensed', 'Roboto', sans-serif;
  color: var(--text-strong);
  margin: 0 0 0.5em 0;
}

a { color: var(--accent); }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  border-radius: 4px;
  padding: 0.5em 1em;
  font-size: 0.9rem;
  background: var(--accent);
  color: #fff;
  transition: background 0.15s ease;
}
button:hover { background: var(--accent-hover); }
button.secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
button.secondary:hover { background: var(--bg-alt); color: var(--text-strong); }
button.icon {
  background: transparent;
  color: var(--text);
  padding: 0.3em 0.5em;
}
button.icon:hover { background: var(--bg-alt); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

input, select {
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.45em 0.6em;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--card-bg);
  color: var(--text-strong);
}

.badge {
  display: inline-block;
  padding: 0.15em 0.6em;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.badge.admin { background: var(--danger-bg); color: var(--danger); }
.badge.editor { background: #fff3cd; color: #8a6d00; }
[data-theme="dark"] .badge.editor { background: #3a3316; color: #e8c65a; }
.badge.viewer { background: var(--success-bg); color: var(--success); }

/* ---- Login ---- */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-alt);
}
.login-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 2.5rem;
  width: 320px;
  text-align: center;
}
.login-card img { max-width: 220px; margin-bottom: 1.5rem; }
.login-card form { display: flex; flex-direction: column; gap: 0.8rem; margin-top: 1rem; }
.login-card button[type="submit"] { margin-top: 0.5rem; }
.login-error { color: var(--danger); font-size: 0.85rem; min-height: 1.2em; }

/* ---- App shell ---- */
.app-shell { display: flex; flex-direction: column; min-height: 100vh; }

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1.2rem;
  border-bottom: 1px solid var(--border);
  background: var(--card-bg);
}
.topbar img.logo { height: 34px; }
.topbar .spacer { flex: 1; }
.topbar .user-info { display: flex; align-items: center; gap: 0.6rem; font-size: 0.88rem; }

/* Logo hat eine helle und eine dunkle Variante (Logo-TI.png / Logo-TI-dark.png) -
   je nach Theme wird nur eine davon angezeigt, die Textfarbe im Logo selbst
   lässt sich sonst nicht per CSS anpassen (ist Teil des PNGs). */
.logo-dark { display: none; }
[data-theme="dark"] .logo-light { display: none; }
[data-theme="dark"] .logo-dark { display: inline-block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .logo-light { display: none; }
  :root:not([data-theme="light"]) .logo-dark { display: inline-block; }
}

.search-wrap { position: relative; width: 280px; }
.search-wrap input {
  width: 100%;
  padding: 0.45em 0.7em;
  border-radius: 999px;
}
.search-results {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 360px;
  overflow-y: auto;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  z-index: 40;
}
.search-results .result {
  padding: 0.5em 0.8em;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
}
.search-results .result:last-child { border-bottom: none; }
.search-results .result:hover { background: var(--bg-alt); }
.search-results .result .name { color: var(--text-strong); font-size: 0.88rem; }
.search-results .result .path { color: var(--text); opacity: 0.7; font-size: 0.76rem; }
.search-results .empty { padding: 0.6em 0.8em; color: var(--text); opacity: 0.7; font-size: 0.85rem; }

.layout { display: flex; flex: 1; min-height: 0; }

.sidebar {
  width: 280px;
  flex-shrink: 0;
  border-right: 1px solid var(--border);
  background: var(--bg-alt);
  overflow-y: auto;
  padding: 0.8rem;
}
.sidebar nav.top-links { margin-bottom: 0.8rem; display: flex; flex-direction: column; gap: 0.2rem; }
.sidebar nav.top-links a {
  display: block;
  padding: 0.4em 0.6em;
  border-radius: 4px;
  text-decoration: none;
  color: var(--text-strong);
  font-weight: 500;
  font-size: 0.9rem;
}
.sidebar nav.top-links a:hover, .sidebar nav.top-links a.active { background: var(--danger-bg); color: var(--accent); }

.tree { list-style: none; margin: 0; padding: 0; }
.tree ul { list-style: none; margin: 0; padding-left: 0.9rem; }
.tree .cat-row {
  display: flex; align-items: center; gap: 0.3rem;
  padding: 0.3em 0.4em; border-radius: 4px; cursor: pointer; font-size: 0.87rem;
}
.tree .cat-row:hover { background: var(--card-bg); }
.tree .cat-row.active { background: var(--accent); color: #fff; }
.tree .cat-row .count { margin-left: auto; font-size: 0.75rem; opacity: 0.7; }
.tree .caret { width: 1em; display: inline-block; text-align: center; opacity: 0.6; }

.main { flex: 1; overflow-y: auto; padding: 1.4rem 1.8rem; }

.panel-header {
  display: flex; align-items: center; gap: 0.8rem; margin-bottom: 1rem; flex-wrap: wrap;
}
.panel-header .spacer { flex: 1; }

table.article-table { width: 100%; border-collapse: collapse; background: var(--card-bg); }
table.article-table th, table.article-table td {
  text-align: left; padding: 0.55em 0.7em; border-bottom: 1px solid var(--border); font-size: 0.88rem;
}
table.article-table th { color: var(--text-strong); font-weight: 700; cursor: pointer; user-select: none; }
table.article-table tbody tr:hover { background: var(--bg-alt); }
.stock-value { font-weight: 700; color: var(--text-strong); font-variant-numeric: tabular-nums; }
.stock-value.zero { color: var(--danger); }
.row-actions { display: flex; gap: 0.35rem; align-items: center; }
.row-actions input[type="number"] { width: 4.5rem; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem 1.2rem;
  box-shadow: var(--shadow);
  margin-bottom: 1rem;
}

.toast {
  position: fixed; bottom: 1.2rem; right: 1.2rem; z-index: 50;
  display: flex; flex-direction: column; gap: 0.5rem;
}
.toast .msg {
  background: var(--text-strong); color: var(--bg); padding: 0.6em 1em; border-radius: 5px;
  font-size: 0.85rem; box-shadow: var(--shadow); animation: fadein 0.15s ease;
}
.toast .msg.error { background: var(--danger); color: #fff; }
.toast .msg.success { background: var(--success); color: #fff; }
@keyframes fadein { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.theme-toggle {
  width: 40px; height: 24px; border-radius: 999px; background: var(--border);
  position: relative; padding: 0; border: none;
}
.theme-toggle::after {
  content: ''; position: absolute; top: 2px; left: 2px; width: 20px; height: 20px;
  border-radius: 50%; background: #fff; transition: left 0.15s ease;
}
[data-theme="dark"] .theme-toggle::after { left: 18px; background: var(--accent); }

.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45); display: flex;
  align-items: center; justify-content: center; z-index: 100;
}
.modal {
  background: var(--card-bg); border-radius: 8px; padding: 1.5rem; width: 360px;
  box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 0.7rem;
}
.modal h3 { margin-bottom: 0.3rem; }
.modal .modal-actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 0.5rem; }

.muted { color: var(--text); opacity: 0.7; font-size: 0.85rem; }
.empty-state { padding: 2rem; text-align: center; color: var(--text); opacity: 0.7; }