:root {
  color-scheme: light dark;
  /* DIRO-LEGAL-Markenpalette (von dirolegal.eu übernommen). Hell-Variante. */
  --bg: #f5f5f4;          /* helles Beige-Grau */
  --surface: #ffffff;
  --border: #e1e1de;
  --text: #282828;
  --muted: #707070;
  --accent: #124564;      /* DIRO Petrolblau */
  --accent-2: #99062c;    /* DIRO Bordeaux (wichtige/heikle Aktionen) */
  --ok: #124564;
  --warn: #9a6700;
  --error: #99062c;
  --brandbar: #124564;    /* Header-Leiste: in beiden Modi DIRO-Petrol */
  --radius: 14px;
  --maxw: 60rem;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
}

/* Dunkel-Variante (folgt der System-Einstellung, wie die DIRO-Website). */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1c1c1a;
    --surface: #282828;   /* DIRO-Dunkelgrau */
    --border: #3b3b3b;
    --text: #f5f5f4;
    --muted: #a3a3a3;
    --accent: #4f93b8;    /* aufgehelltes Petrol für Kontrast auf Dunkel */
    --accent-2: #cf4767;  /* aufgehelltes Bordeaux */
    --ok: #4f93b8;
    --warn: #d6a93f;
    --error: #cf4767;
  }
}

* { box-sizing: border-box; }
a { color: var(--accent); }

body {
  margin: 0; min-height: 100dvh;
  background: var(--bg); color: var(--text);
  line-height: 1.6; -webkit-font-smoothing: antialiased;
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding: .85rem 1.5rem;
  background: var(--brandbar); color: #fff;
}
.brand { font-weight: 700; letter-spacing: -0.01em; color: #fff; }
.brand-legal { font-weight: 400; margin-left: .12rem; opacity: .85; }
.topbar .btn-link { color: #fff; }

.container {
  max-width: var(--maxw); margin-inline: auto;
  padding: clamp(1.25rem, 4vw, 3rem) 1.25rem;
}

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: clamp(1.25rem, 3vw, 2.25rem);
}
.card-narrow { max-width: 26rem; margin-inline: auto; }

h1 { margin: 0 0 .35rem; font-size: clamp(1.4rem, 3vw, 1.9rem); font-weight: 650; letter-spacing: -0.02em; }
h2 { margin: 2rem 0 .6rem; font-size: 1.1rem; font-weight: 620; }
h2.ok { color: var(--ok); }
h2.warn { color: var(--warn); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

.stack > * { display: block; }
label { font-size: .9rem; font-weight: 550; margin: 1rem 0 .35rem; display: block; }

input, select, textarea {
  width: 100%; padding: .7rem .85rem; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  transition: border-color .15s, box-shadow .15s;
}
input[type="file"] { padding: .5rem; }
input:focus { outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }

.btn, button.btn, .btn-primary {
  display: inline-block; margin-top: 1.25rem; padding: .75rem 1.25rem;
  font: inherit; font-weight: 600; color: #fff; background: var(--accent);
  border: 0; border-radius: 10px; cursor: pointer; text-decoration: none;
  transition: filter .15s, transform .05s;
}
.btn:hover { filter: brightness(1.07); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: default; }
.btn-primary { background: var(--accent); }
.btn-link { background: none; border: 0; color: var(--accent); cursor: pointer;
  font: inherit; padding: 0; margin-left: 1rem; text-decoration: underline; }
.logout { margin: 0; }
.logout .btn-link { margin: 0; }

.alert { padding: .7rem .9rem; border-radius: 10px; margin: 0 0 1rem; font-size: .92rem; }
.alert-error { background: color-mix(in srgb, var(--error) 15%, transparent); color: var(--error); }
.alert-warn { background: color-mix(in srgb, var(--warn) 15%, transparent); color: var(--warn); }
.hidden { display: none; }

.summary { list-style: none; display: flex; flex-wrap: wrap; gap: .6rem 1.25rem;
  padding: .9rem 1rem; margin: 1rem 0; background: var(--bg);
  border: 1px solid var(--border); border-radius: 10px; }
.summary li { color: var(--muted); font-size: .9rem; }
.summary .num { font-weight: 700; color: var(--text); font-size: 1.05rem; margin-right: .25rem; }
.summary li.ok .num { color: var(--ok); }
.summary li.warn .num { color: var(--warn); }

table.grid { width: 100%; border-collapse: collapse; margin: .5rem 0 1rem; font-size: .9rem; }
table.grid th, table.grid td { text-align: left; padding: .5rem .6rem; border-bottom: 1px solid var(--border); }
table.grid th { color: var(--muted); font-weight: 600; }
table.grid td.r, table.grid th.r { text-align: right; }

details.skip { margin: .5rem 0; }
details.skip summary { cursor: pointer; color: var(--muted); padding: .4rem 0; }

.actions { margin-top: 1.5rem; display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; }

.progress { height: 12px; background: var(--bg); border: 1px solid var(--border);
  border-radius: 999px; overflow: hidden; margin: 1rem 0 .5rem; }
.progress-bar { height: 100%; width: 0; background: var(--accent); transition: width .4s ease; }

/* Mode 2: Begleitmail-Versand */
.btn-warn { background: var(--accent-2); color: #fff; }
#email-previews details { margin: .4rem 0; border: 1px solid var(--border); border-radius: 8px; }
#email-previews summary { cursor: pointer; padding: .5rem .7rem; color: var(--text); }
.email-body {
  white-space: pre-wrap;
  margin: 0; padding: .6rem .8rem;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-top: 1px solid var(--border);
  font: inherit; font-size: .85rem; color: var(--muted);
  overflow-x: auto;
}