/* ==========================================================================
   TAXBOX — Designsystem
   Gerastertes Weiß, Schwarz trägt die Struktur, Prüfgrün markiert Belegtes
   und Freigegebenes. IBM Plex Sans / IBM Plex Mono, selbst gehostet.
   Signet: versetzte Quadrate als gestapelte Zeitscheiben. Keine Radien.
   ========================================================================== */

@font-face {
  font-family: "IBM Plex Sans";
  src: url("/fonts/ibm-plex-sans-var.woff2") format("woff2");
  font-weight: 100 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/fonts/ibm-plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "IBM Plex Mono";
  src: url("/fonts/ibm-plex-mono-500.woff2") format("woff2");
  font-weight: 500 700;
  font-style: normal;
  font-display: swap;
}

:root {
  --ink: #111311;          /* Schwarz — Struktur */
  --green: #0B7A45;        /* Prüfgrün — Belegtes & Freigegebenes */
  --green-dark: #0B4D2C;
  --green-light: #C9E7D5;
  --gray: #737370;
  --gray-mid: #8A8A87;
  --gray-text: #525250;
  --paper: #FFFFFF;
  --paper-dim: #F5F5F3;
  --hairline: #E5E5E3;
  --danger: #B3362B;       /* nur echte Fehler */
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "IBM Plex Sans", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 15px;
}
* { box-sizing: border-box; border-radius: 0 !important; }
html, body { margin: 0; height: 100%; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background-color: var(--paper);
  background-image: radial-gradient(rgba(17, 19, 17, 0.055) 1px, transparent 1px);
  background-size: 14px 14px;
}
.hidden { display: none !important; }
h1 { font-size: 1.5rem; font-weight: 700; letter-spacing: -0.03em; margin: 0 0 4px; }
h2 { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.02em; margin: 22px 0 10px; }
h3 { font-size: 0.95rem; font-weight: 700; letter-spacing: -0.01em; margin: 14px 0 6px; }
p { line-height: 1.6; }
a { color: var(--green); text-underline-offset: 2px; }
a:hover { color: var(--green-dark); }
code { font-family: var(--mono); font-size: 0.86em; }

/* ---------- Signet: versetzte Quadrate ---------- */
.mark { position: relative; display: inline-block; width: 26px; height: 26px; flex: 0 0 auto; }
.mark::before { content: ""; position: absolute; left: 0; top: 0; width: 17px; height: 17px;
  border: 2px solid var(--ink); }
.mark::after { content: ""; position: absolute; right: 0; bottom: 0; width: 17px; height: 17px;
  background: var(--green); }
.mark.big { width: 56px; height: 56px; }
.mark.big::before { width: 38px; height: 38px; border-width: 2.5px; }
.mark.big::after { width: 38px; height: 38px; }

/* ---------- Login ---------- */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 20px; }
.login-card { background: var(--paper); border: 1px solid var(--ink); padding: 38px 40px;
  width: 400px; display: flex; flex-direction: column; gap: 16px; }
.login-brand { display: flex; gap: 18px; align-items: center; }
.login-brand .brand-text { display: flex; flex-direction: column; gap: 4px; }
.login-brand .brand-text b { font-size: 2rem; font-weight: 700; letter-spacing: -0.035em;
  line-height: 1; color: var(--ink); }
.login-brand .brand-text small { font-family: var(--mono); font-size: 0.66rem;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--green); }
.login-sub { margin: 0; color: var(--gray-text); font-size: 0.85rem; }
.login-card label { display: flex; flex-direction: column; gap: 5px; font-size: 0.82rem;
  color: var(--gray-text); }
.login-disclaimer { font-family: var(--mono); font-size: 0.66rem; line-height: 1.6;
  color: var(--gray-mid); margin: 4px 0 0; }

/* ---------- App-Shell ---------- */
.app { display: grid; grid-template-columns: 232px 1fr; min-height: 100vh; }
.sidebar { background: var(--paper); border-right: 1px solid var(--ink); display: flex;
  flex-direction: column; padding: 20px 14px; position: sticky; top: 0; height: 100vh; }
.brand { display: flex; gap: 12px; align-items: center; margin: 2px 4px 24px; }
.brand .brand-text { display: flex; flex-direction: column; gap: 3px; }
.brand .brand-text b { font-size: 1.15rem; font-weight: 700; letter-spacing: -0.03em;
  line-height: 1; color: var(--ink); }
.brand .brand-text small { font-family: var(--mono); font-size: 0.55rem; letter-spacing: 0.09em;
  text-transform: uppercase; color: var(--green); }
#nav { display: flex; flex-direction: column; gap: 1px; }
#nav a { color: var(--gray-text); text-decoration: none; padding: 8px 11px; font-size: 0.9rem; }
#nav a:hover { background: var(--paper-dim); color: var(--ink); }
#nav a.active { background: var(--green); color: #fff; font-weight: 600; }
.sidebar-footer { margin-top: auto; display: flex; flex-direction: column; gap: 12px;
  font-size: 0.8rem; }
.user-box { color: var(--ink); font-size: 0.85rem; }
.user-box .role { font-family: var(--mono); color: var(--green); font-size: 0.62rem;
  text-transform: uppercase; letter-spacing: 0.08em; margin-top: 2px; }
.sidebar-disclaimer { font-family: var(--mono); color: var(--gray-mid); font-size: 0.6rem;
  line-height: 1.5; margin: 0; }
.health { display: flex; flex-wrap: wrap; gap: 4px; }
.health .dot { display: inline-flex; align-items: center; gap: 5px; font-family: var(--mono);
  font-size: 0.6rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--gray);
  border: 1px solid var(--hairline); padding: 2px 7px; background: var(--paper); }
.health .dot::before { content: ""; width: 7px; height: 7px; background: var(--gray-mid); }
.health .dot.ok::before { background: var(--green); }
.health .dot.stub::before { background: var(--gray-mid); }
.health .dot.error::before { background: var(--danger); }
.health .dot.off::before { background: var(--hairline); }

.main { padding: 28px 36px 60px; max-width: 1120px; width: 100%; }

/* ---------- Bausteine ---------- */
.panel { background: var(--paper); border: 1px solid var(--ink); padding: 20px 22px;
  margin-bottom: 18px; }
.panel.tight { padding: 12px 16px; }
.muted { color: var(--gray-text); font-size: 0.85rem; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 900px) { .grid2 { grid-template-columns: 1fr; }
  .app { grid-template-columns: 190px 1fr; } }

input, select, textarea {
  font: inherit; color: var(--ink); background: var(--paper);
  border: 1px solid var(--gray); padding: 8px 10px; width: 100%;
}
textarea { resize: vertical; min-height: 80px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-light); }
label.field { display: flex; flex-direction: column; gap: 5px; font-size: 0.8rem;
  color: var(--gray-text); margin-bottom: 10px; }
label.check { display: flex; gap: 8px; align-items: center; font-size: 0.85rem;
  color: var(--ink); margin-bottom: 8px; }
label.check input { width: auto; accent-color: var(--green); }
input[type="checkbox"] { accent-color: var(--green); }

.btn { font: inherit; font-size: 0.88rem; font-weight: 600; border: 1px solid var(--ink);
  background: var(--paper); color: var(--ink); padding: 8px 16px; cursor: pointer; }
.btn:hover { background: var(--paper-dim); }
.btn.primary, .btn.ok { background: var(--green); border-color: var(--green); color: #fff; }
.btn.primary:hover, .btn.ok:hover { background: var(--green-dark); border-color: var(--green-dark); }
.btn.danger { background: var(--paper); border-color: var(--ink); color: var(--danger); }
.btn.danger:hover { border-color: var(--danger); background: var(--paper); }
.btn.ghost { background: var(--paper); border-color: var(--ink); color: var(--ink); }
.btn.small { padding: 4px 10px; font-size: 0.78rem; }
.btn.wide { width: 100%; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.form-error { color: var(--danger); font-size: 0.82rem; min-height: 1em; }
.form-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; }
.form-row > * { flex: 1; min-width: 140px; }
.form-row > .shrink { flex: 0 0 auto; min-width: 0; }

/* Badges: Mono, versal, kantig. Schwarz = Gesetz, Grün = Klientendokument/OK. */
.badge { display: inline-flex; align-items: center; font-family: var(--mono);
  font-size: 0.64rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 3px 8px; border: 1px solid var(--ink); background: var(--paper); color: var(--gray); }
.badge.status-pending_review { border-color: var(--green); color: var(--green); }
.badge.status-approved { background: var(--green); border-color: var(--green); color: #fff; }
.badge.status-rejected { border-color: var(--danger); color: var(--danger); }
.badge.demo { background: var(--gray); border-color: var(--gray); color: #fff; }
.badge.cls { color: var(--gray); }
.badge.cls-legislation { background: var(--ink); border-color: var(--ink); color: #fff; }
.badge.cls-case_law { color: var(--ink); }
.badge.cls-admin_guidance { color: var(--gray); }
.badge.cls-commentary { color: var(--gray); }
.badge.cls-client_doc { background: var(--green); border-color: var(--green); color: #fff; }

table.list { width: 100%; border-collapse: collapse; font-size: 0.87rem; }
table.list th { text-align: left; font-family: var(--mono); color: var(--gray-mid);
  font-weight: 500; font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.1em;
  padding: 6px 8px; border-bottom: 1px solid var(--ink); }
table.list td { padding: 8px; border-bottom: 1px solid var(--hairline); vertical-align: top; }
table.list tr.clickable { cursor: pointer; }
table.list tr.clickable:hover td { background: var(--paper-dim); }
tr.group-row td { background: var(--paper-dim); font-family: var(--mono); font-weight: 500;
  font-size: 0.62rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray); }

/* ---------- Admin-Tabs ---------- */
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--ink); margin: 12px 0 20px; }
.tabs a { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.07em;
  text-transform: uppercase; padding: 8px 16px; text-decoration: none; color: var(--gray);
  border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs a.active { color: var(--ink); border-bottom-color: var(--green); font-weight: 500; }
.tabs a:hover { color: var(--ink); }

/* ---------- Recherche / Entwurf ---------- */
.answer-head { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin-bottom: 8px; }
.answer-section { margin-bottom: 18px; }
.answer-section h3 { display: flex; align-items: center; gap: 8px; color: var(--ink); }
.answer-text { white-space: pre-wrap; line-height: 1.62; border-left: 2px solid var(--green);
  padding: 2px 0 2px 14px; color: #262625; }
.refusal { background: var(--paper); border: 1px solid var(--ink);
  border-left: 3px solid var(--danger); padding: 14px 16px; color: var(--ink); }
.cite { display: inline-block; font-family: var(--mono); font-size: 0.68rem; font-weight: 600;
  background: var(--green-light); color: var(--green-dark); border: 0; padding: 0 5px;
  cursor: pointer; vertical-align: baseline; line-height: 1.6; margin: 0 1px; }
.cite:hover { background: var(--green); color: #fff; }
.source-card { border: 1px solid var(--hairline); padding: 10px 12px; margin-bottom: 8px;
  background: var(--paper); }
.source-card.highlight { border-color: var(--green); outline: 2px solid var(--green-light); }
.source-card .src-head { display: flex; flex-wrap: wrap; gap: 7px; align-items: center;
  font-size: 0.85rem; }
.source-card .src-meta { font-family: var(--mono); color: var(--gray-mid); font-size: 0.64rem;
  letter-spacing: 0.03em; margin-top: 4px; }
.source-card details { margin-top: 6px; font-size: 0.84rem; }
.source-card summary { cursor: pointer; color: var(--green); font-size: 0.76rem; }
.validation { display: flex; flex-direction: column; gap: 5px; font-size: 0.84rem; }
.validation .v { display: flex; gap: 8px; align-items: baseline; }
.validation .v::before { font-family: var(--mono); font-weight: 700; }
.validation .v.pass::before { content: "OK"; color: var(--green); font-size: 0.66rem; }
.validation .v.warn::before { content: "!!"; color: var(--gray); font-size: 0.66rem; }
.validation .v.error::before { content: "XX"; color: var(--danger); font-size: 0.66rem; }
.calc-card { border: 1px solid var(--ink); padding: 14px 16px; margin: 10px 0;
  background: var(--paper); }
.calc-card > strong { letter-spacing: -0.01em; }
.calc-card table { width: 100%; font-size: 0.85rem; border-collapse: collapse; margin-top: 6px; }
.calc-card td { padding: 4px 6px; border-bottom: 1px solid var(--hairline); }
.calc-card tr:last-child td { border-bottom: 0; }
.calc-card td:last-child { text-align: right; font-family: var(--mono); font-size: 0.8rem; }
.calc-rule { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.02em;
  color: var(--gray-mid); margin-top: 10px; line-height: 1.7; }
.calc-rule code { color: var(--green); font-size: 1em; }
.warn-line { color: var(--gray-text); font-size: 0.8rem; margin-top: 5px; }
.spinner { display: inline-block; width: 13px; height: 13px; border: 2px solid var(--hairline);
  border-top-color: var(--green); animation: spin 0.8s linear infinite; vertical-align: -2px; }
@keyframes spin { to { transform: rotate(360deg); } }
.approve-box { display: flex; gap: 10px; align-items: start; flex-wrap: wrap; }
.approve-box textarea { flex: 1; min-width: 240px; min-height: 54px; }
.notice { background: var(--paper-dim); border: 1px solid var(--ink);
  border-left: 3px solid var(--gray); padding: 10px 14px; font-size: 0.84rem;
  color: var(--ink); margin-bottom: 14px; }
.chunk-text { white-space: pre-wrap; }