/* Farben als Variablen: hell (Standard), dunkel per System-Einstellung oder Umschalter (data-theme) */
:root {
  color-scheme: light;
  --bg: #f4f5f7;
  --card: #fff;
  --text: #1b1d21;
  --text-2: #3a3d44;
  --muted: #6b7280;
  --line: #e2e4e9;
  --line-strong: #c5c8d0;
  --input-bg: #fff;
  --input-line: #cfd3da;
  --code-bg: #fafafb;
  --accent: #5b3cc4;
  --accent-hover: #4a2fae;
  --accent-soft: #efeafd;
  --link: #5b3cc4;
  --topbar: #16131f;
  --topbar-text: #cfcbe0;
  --topbar-active: #2d2840;

  --green: #1f8a4c;   --green-bg: #e1f5e9;
  --orange: #c26a00;  --orange-bg: #fff0db;
  --red: #c0392b;     --red-bg: #fde5e2;
  --blue: #2563eb;    --blue-bg: #e3ecff;
  --grey-bg: #eceef2; --grey-text: #444;

  --ok-bg: #e9f7ef;    --ok-line: #b7e1c7;    --ok-text: #135c32;
  --err-bg: #fdecea;   --err-line: #f3b8b1;   --err-text: #8a1f14;
  --warn-bg: #fff6e5;  --warn-line: #f1d08d;  --warn-text: #7a4a00;
  --alert-card-bg: #fff8f7;     --alert-card-line: #f1b8b1;
  --highlight-card-bg: #fffaf0; --highlight-card-line: #f3cf8f;
  --overdue-bg: #fff1ef;
  --danger-line: #f0c3bd;
  --radius: 10px;
}

/* Dunkle Werte – einmal definiert, für System-Dunkelmodus und den manuellen Umschalter */
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #121117;
  --card: #1c1a24;
  --text: #e8e6ef;
  --text-2: #cfccd9;
  --muted: #9a97a8;
  --line: #2e2b3a;
  --line-strong: #46425a;
  --input-bg: #15141b;
  --input-line: #3a3748;
  --code-bg: #15141b;
  --accent: #8b6ff0;
  --accent-hover: #9d85f3;
  --accent-soft: #2c2448;
  --link: #a995f6;
  --topbar: #0c0b10;
  --topbar-text: #b9b5cc;
  --topbar-active: #262236;

  --green: #4cc584;   --green-bg: #173326;
  --orange: #f0a640;  --orange-bg: #3a2a12;
  --red: #f07a6c;     --red-bg: #3d1d1a;
  --blue: #7aa5ff;    --blue-bg: #1b2a4a;
  --grey-bg: #2a2834; --grey-text: #c9c6d4;

  --ok-bg: #15301f;    --ok-line: #24553a;    --ok-text: #8fe0b0;
  --err-bg: #3a1a17;   --err-line: #6b2d27;   --err-text: #ffb4aa;
  --warn-bg: #352710;  --warn-line: #6a4c17;  --warn-text: #f5cf86;
  --alert-card-bg: #2a1a1b;     --alert-card-line: #5a2e2b;
  --highlight-card-bg: #2b2415; --highlight-card-line: #5c4a20;
  --overdue-bg: #3a1d1b;
  --danger-line: #6b2d27;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #121117;
    --card: #1c1a24;
    --text: #e8e6ef;
    --text-2: #cfccd9;
    --muted: #9a97a8;
    --line: #2e2b3a;
    --line-strong: #46425a;
    --input-bg: #15141b;
    --input-line: #3a3748;
    --code-bg: #15141b;
    --accent: #8b6ff0;
    --accent-hover: #9d85f3;
    --accent-soft: #2c2448;
    --link: #a995f6;
    --topbar: #0c0b10;
    --topbar-text: #b9b5cc;
    --topbar-active: #262236;

    --green: #4cc584;   --green-bg: #173326;
    --orange: #f0a640;  --orange-bg: #3a2a12;
    --red: #f07a6c;     --red-bg: #3d1d1a;
    --blue: #7aa5ff;    --blue-bg: #1b2a4a;
    --grey-bg: #2a2834; --grey-text: #c9c6d4;

    --ok-bg: #15301f;    --ok-line: #24553a;    --ok-text: #8fe0b0;
    --err-bg: #3a1a17;   --err-line: #6b2d27;   --err-text: #ffb4aa;
    --warn-bg: #352710;  --warn-line: #6a4c17;  --warn-text: #f5cf86;
    --alert-card-bg: #2a1a1b;     --alert-card-line: #5a2e2b;
    --highlight-card-bg: #2b2415; --highlight-card-line: #5c4a20;
    --overdue-bg: #3a1d1b;
    --danger-line: #6b2d27;
  }
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--link); }
h1 { font-size: 1.6rem; margin: 0 0 .5rem; display: flex; align-items: center; gap: .6rem; flex-wrap: wrap; }
h2 { font-size: 1.1rem; margin: 0 0 .8rem; }
h3 { font-size: .95rem; margin: 1rem 0 .4rem; }
main { max-width: 1280px; margin: 0 auto; padding: 1.5rem 1rem 4rem; }

.topbar { background: var(--topbar); color: #fff; display: flex; align-items: center; gap: 1.5rem; padding: .6rem 1.2rem; flex-wrap: wrap; }
.topbar .brand { color: #fff; font-weight: 700; text-decoration: none; letter-spacing: .3px; }
.topbar nav { display: flex; gap: .2rem; flex-wrap: wrap; flex: 1; }
.topbar nav a { color: var(--topbar-text); text-decoration: none; padding: .35rem .7rem; border-radius: 6px; }
.topbar nav a.active, .topbar nav a:hover { background: var(--topbar-active); color: #fff; }
.topbar .tools { display: flex; align-items: center; gap: 1rem; }
.topbar .logout button { color: var(--topbar-text); }
.theme-toggle { background: none; border: 1px solid var(--topbar-active); color: var(--topbar-text); font-size: .82rem; padding: .25rem .6rem; border-radius: 6px; }
.theme-toggle:hover { background: var(--topbar-active); color: #fff; border-color: var(--topbar-active); }
.login .theme-toggle { color: var(--muted); border-color: var(--line); position: fixed; top: 1rem; right: 1rem; width: auto; }

.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.page-head p { margin: 0; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.1rem 1.2rem; margin-bottom: 1rem; }
.card.alert { border-color: var(--alert-card-line); background: var(--alert-card-bg); }
.card.highlight { border-color: var(--highlight-card-line); background: var(--highlight-card-bg); }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.cols { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 1rem; align-items: start; }
@media (max-width: 900px) { .cols { grid-template-columns: 1fr; } }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; display: flex; flex-direction: column; }
.stat .n { font-size: 1.6rem; font-weight: 700; }
.stat span:last-child { color: var(--muted); font-size: .85rem; }

.table-wrap { overflow-x: auto; }
table.list { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.list th { text-align: left; color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .3px; border-bottom: 1px solid var(--line); padding: .5rem .5rem; }
table.list td { border-bottom: 1px solid var(--line); padding: .55rem .5rem; vertical-align: top; }
table.list tr:last-child td { border-bottom: 0; }
table.list .num { text-align: right; white-space: nowrap; }
tr.inactive { opacity: .55; }
tr.unread td { font-weight: 600; }
tr.overdue td { background: var(--overdue-bg); }
.nowrap { white-space: nowrap; }

.badge { display: inline-block; font-size: .75rem; font-weight: 600; padding: .15rem .55rem; border-radius: 99px; background: var(--grey-bg); color: var(--grey-text); white-space: nowrap; vertical-align: middle; }
.badge.blue { background: var(--blue-bg); color: var(--blue); }
.badge.orange { background: var(--orange-bg); color: var(--orange); }
.badge.green { background: var(--green-bg); color: var(--green); }
.badge.red { background: var(--red-bg); color: var(--red); }
.badge.dark { background: var(--topbar-active); color: #fff; }

.flash { padding: .75rem 1rem; border-radius: 8px; margin-bottom: 1rem; border: 1px solid; }
.flash.ok { background: var(--ok-bg); border-color: var(--ok-line); color: var(--ok-text); }
.flash.error { background: var(--err-bg); border-color: var(--err-line); color: var(--err-text); }
.flash.warn { background: var(--warn-bg); border-color: var(--warn-line); color: var(--warn-text); }

button, .button { font: inherit; font-size: .92rem; padding: .5rem .95rem; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); cursor: pointer; text-decoration: none; display: inline-block; line-height: 1.3; }
button:hover, .button:hover { border-color: var(--line-strong); }
button.primary, .button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover, .button.primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }
button.danger { color: var(--red); border-color: var(--danger-line); }
button.small { font-size: .82rem; padding: .3rem .65rem; }
button.link { background: none; border: 0; padding: 0; color: var(--link); text-decoration: underline; }
button[disabled] { opacity: .5; cursor: not-allowed; }

.form label, form.stack label, .login label { display: flex; flex-direction: column; gap: .25rem; font-size: .85rem; font-weight: 600; color: var(--text-2); margin-bottom: .8rem; }
.form label small { font-weight: 400; color: var(--muted); }
label.check { flex-direction: row !important; align-items: center; gap: .5rem !important; font-weight: 400 !important; }
input, select, textarea { font: inherit; font-size: .95rem; padding: .5rem .6rem; border: 1px solid var(--input-line); border-radius: 7px; background: var(--input-bg); color: var(--text); width: 100%; font-weight: 400; }
input[type=checkbox] { width: auto; accent-color: var(--accent); }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }
textarea { resize: vertical; }
.mono { font-family: ui-monospace, Consolas, monospace; font-size: .88rem; }
fieldset { border: 0; border-top: 1px solid var(--line); padding: 1rem 0 0; margin: 0 0 .6rem; }
legend { font-weight: 700; padding-right: .6rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 0 1rem; }
.grid .wide { grid-column: 1 / -1; }
.form-actions { display: flex; gap: 1rem; align-items: center; margin-top: .5rem; }
.form-actions.sticky { position: sticky; bottom: 0; background: var(--bg); padding: .8rem 0; }
form.stack { display: flex; flex-direction: column; gap: .5rem; margin-bottom: .8rem; }
form.stack button { align-self: flex-start; }
.inline-forms { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; }
.inline-forms form { display: inline-flex; gap: .4rem; align-items: center; }
.inline-forms input[type=date] { width: auto; padding: .25rem .4rem; font-size: .85rem; }

.search { display: flex; gap: .5rem; margin-bottom: 1rem; align-items: center; }
.search input { max-width: 420px; }
.search select { max-width: 220px; }

dl.kv { display: grid; grid-template-columns: max-content 1fr; gap: .35rem 1rem; margin: 0; }
dl.kv dt { color: var(--muted); font-size: .88rem; }
dl.kv dd { margin: 0; }

.muted { color: var(--muted); }
.small { font-size: .85rem; }
.pre { white-space: pre-line; }

.steps .step { border-left: 3px solid var(--line); padding: .1rem 0 .6rem 1rem; margin-left: .3rem; }
.steps .step h3 { margin-top: .3rem; }
.steps .step.done { border-color: var(--green); }
.steps .step.done h3::after { content: " ✔"; color: var(--green); }
.steps .step.active { border-color: var(--orange); }
.steps .step p { margin: .3rem 0 .6rem; }
ul.warn { color: var(--orange); margin: .3rem 0 .5rem; padding-left: 1.2rem; font-size: .9rem; }

.timeline { list-style: none; padding: 0; margin: 0; font-size: .88rem; }
.timeline li { padding: .5rem 0; border-bottom: 1px solid var(--line); }
.timeline li.fehler { color: var(--red); }

details.source summary { cursor: pointer; font-weight: 600; }
details.source pre, pre.mail-body { white-space: pre-wrap; word-break: break-word; font: .88rem/1.5 ui-monospace, Consolas, monospace; background: var(--code-bg); color: var(--text); padding: .8rem; border-radius: 6px; max-height: 480px; overflow: auto; margin: .6rem 0 0; }
pre.mail-body { max-height: none; margin: 0; }

.login { max-width: 380px; margin: 10vh auto; }
.login button { width: 100%; }