/* Steuerchat prototype — no external fonts or assets (GDPR-friendly) */
:root {
  --pine: #1F3D36;
  --pine-soft: #E3ECE8;
  --paper: #F6F7F5;
  --surface: #FFFFFF;
  --ink: #1B2421;
  --slate: #5E6B66;
  --line: #DCE2DF;
  --brass: #B08A3E;
  --brass-ink: #FFFFFF;
  --warn-bg: #FFF3D1;
  --warn-ink: #6E4A00;
  --urgent: #A33A2B;
  --urgent-bg: #FBE7E3;
  --ok: #2F6B4F;

  --serif: Charter, "Bitstream Charter", "Sitka Text", Cambria, Georgia, serif;
  --sans: Seravek, "Gill Sans Nova", Ubuntu, Calibri, "DejaVu Sans", source-sans-pro, system-ui, sans-serif;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --pine: #6FA593;
    --pine-soft: #22312C;
    --paper: #121816;
    --surface: #1A2320;
    --ink: #E6ECE9;
    --slate: #9AA8A2;
    --line: #2C3A35;
    --brass: #D2AE63;
    --brass-ink: #1A1408;
    --warn-bg: #3A2F12;
    --warn-ink: #F3D88E;
    --urgent: #F08D7D;
    --urgent-bg: #3A1F1A;
    --ok: #7CC4A0;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 16px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
button, input, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }

/* ---------- shared ---------- */
.wordmark { font-family: var(--serif); font-size: 1.3rem; font-weight: 700; letter-spacing: -0.01em; display: flex; align-items: center; gap: .5rem; }
.tag { font-family: var(--sans); font-size: .72rem; font-weight: 600; padding: .1rem .45rem; border-radius: 999px; background: var(--warn-bg); color: var(--warn-ink); }
.pill { font-size: .75rem; padding: .15rem .55rem; border-radius: 999px; border: 1px solid var(--line); color: var(--slate); }

.btn { border: 1px solid transparent; border-radius: var(--r-sm); padding: .55rem 1rem; cursor: pointer; font-weight: 600; background: none; transition: background .15s, opacity .15s; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn-block { width: 100%; }
.btn-primary { background: var(--pine); color: var(--paper); }
.btn-primary:hover:not(:disabled) { filter: brightness(1.1); }
.btn-brass { background: var(--brass); color: var(--brass-ink); }
.btn-brass:hover:not(:disabled) { filter: brightness(1.06); }
.btn-quiet { color: var(--slate); border-color: var(--line); background: var(--surface); }
.btn-quiet:hover:not(:disabled) { color: var(--ink); border-color: var(--slate); }
.btn-danger { background: var(--urgent); color: #fff; }
.icon-btn { border: 0; background: none; font-size: 1.5rem; line-height: 1; cursor: pointer; color: var(--slate); padding: .2rem .4rem; border-radius: var(--r-sm); }
.icon-btn:hover { color: var(--ink); background: var(--pine-soft); }

.lang-switch { display: inline-flex; border: 1px solid var(--line); border-radius: var(--r-sm); overflow: hidden; }
.lang-switch button { border: 0; background: var(--surface); padding: .35rem .6rem; font-size: .8rem; font-weight: 600; cursor: pointer; color: var(--slate); }
.lang-switch button[aria-pressed="true"] { background: var(--pine); color: var(--paper); }

.notice { background: var(--warn-bg); color: var(--warn-ink); border-radius: var(--r-md); padding: .8rem 1rem; font-size: .9rem; display: grid; gap: .2rem; }

/* ---------- login ---------- */
.login { min-height: 100%; display: grid; place-items: center; align-content: center; gap: 1rem; padding: 2rem 1rem;
  background: var(--pine); }
@media (prefers-color-scheme: dark) { .login { background: #0C1210; } }
.login-card { width: min(420px, 100%); background: var(--surface); border-radius: var(--r-lg); padding: 2rem; display: grid; gap: 1.1rem; box-shadow: 0 24px 60px -24px rgba(0,0,0,.45); }
.login-card .wordmark { font-size: 1.7rem; }
.login-lead { margin: 0; color: var(--slate); }
#login-form { display: grid; gap: .35rem; }
#login-form label { font-size: .85rem; font-weight: 600; margin-top: .4rem; }
#login-form input { border: 1px solid var(--line); border-radius: var(--r-sm); padding: .6rem .7rem; background: var(--paper); }
#login-form button { margin-top: .9rem; padding: .7rem; }
.form-error { color: var(--urgent); font-size: .9rem; margin: .4rem 0 0; }
.login-lang { justify-self: start; }
.login-foot { color: #C9D6D1; font-size: .85rem; margin: 0; text-align: center; }

/* ---------- app shell ---------- */
.app { height: 100%; display: flex; flex-direction: column; }
.banner { background: var(--warn-bg); color: var(--warn-ink); font-size: .85rem; padding: .45rem 1rem; display: flex; gap: .5rem; flex-wrap: wrap; justify-content: center; text-align: center; }
.topbar { display: flex; align-items: center; gap: 1rem; padding: .7rem 1.25rem; border-bottom: 1px solid var(--line); background: var(--surface); }
.topbar .wordmark { color: var(--pine); }
.topbar-actions { margin-left: auto; display: flex; gap: .5rem; align-items: center; }
.layout { flex: 1; min-height: 0; display: grid; grid-template-columns: minmax(0, 1fr) 360px; }

/* ---------- chat ---------- */
.chat { display: flex; flex-direction: column; min-height: 0; }
.messages { flex: 1; overflow-y: auto; padding: 2rem 1.25rem 1rem; display: flex; flex-direction: column; gap: 1.1rem; scroll-behavior: smooth; }
.messages > * { width: 100%; max-width: 46rem; margin-inline: auto; }
.msg { display: flex; }
.msg-body { max-width: 85%; }
.msg.assistant .msg-body { border-left: 3px solid var(--pine); padding: .1rem 0 .1rem .9rem; }
.msg.user { justify-content: flex-end; }
.msg.user .msg-body { background: var(--pine-soft); padding: .65rem .95rem; border-radius: var(--r-lg) var(--r-lg) var(--r-sm) var(--r-lg); }
.msg-body p { margin: 0 0 .5rem; }
.msg-body p:last-child { margin-bottom: 0; }
.msg-body ul { margin: .25rem 0 .5rem; padding-left: 1.2rem; }
.msg-src { font-size: .75rem; color: var(--pine); margin-top: .45rem; padding-left: .55rem; border-left: 2px solid var(--brass); }
.msg-time { font-size: .72rem; color: var(--slate); margin-top: .25rem; }
.msg.user .msg-time { text-align: right; }
.divider { text-align: center; color: var(--slate); font-size: .8rem; display: flex; align-items: center; gap: .75rem; }
.divider::before, .divider::after { content: ""; flex: 1; border-top: 1px dashed var(--line); }
.sys-note { font-size: .85rem; padding: .6rem .9rem; border-radius: var(--r-md); background: var(--warn-bg); color: var(--warn-ink); }
.sys-note.ok { background: var(--pine-soft); color: var(--ink); }
.sys-note.urgent { background: var(--urgent-bg); color: var(--urgent); }

.typing { display: inline-flex; gap: 4px; padding: .5rem 0 .5rem .9rem; border-left: 3px solid var(--pine); }
.typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--slate); animation: blink 1.2s infinite; }
.typing span:nth-child(2) { animation-delay: .2s; }
.typing span:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%, 80%, 100% { opacity: .25; } 40% { opacity: 1; } }

.welcome h1 { font-family: var(--serif); font-weight: 700; font-size: clamp(1.6rem, 3vw, 2.1rem); line-height: 1.2; margin: 1rem 0 .6rem; letter-spacing: -0.015em; }
.welcome p { color: var(--slate); margin: 0 0 .5rem; max-width: 38rem; }

.starter { padding: 0 1.25rem; }
.starter > * { max-width: 46rem; margin-inline: auto; }
.starter p { font-size: .85rem; color: var(--slate); margin-bottom: .5rem; }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { border: 1px solid var(--line); background: var(--surface); padding: .45rem .8rem; border-radius: 999px; cursor: pointer; font-size: .9rem; }
.chip:hover { border-color: var(--pine); color: var(--pine); }

.composer { padding: .9rem 1.25rem 1.1rem; display: grid; grid-template-columns: minmax(0, 46rem); justify-content: center; }
.composer > * { grid-column: 1; }
.composer textarea { grid-row: 1; resize: none; border: 1px solid var(--line); border-radius: var(--r-lg); padding: .85rem 6.2rem .85rem 1rem; background: var(--surface); min-height: 52px; max-height: 180px; line-height: 1.45; }
.composer textarea:focus { outline: none; border-color: var(--pine); box-shadow: 0 0 0 3px var(--pine-soft); }
.send { grid-row: 1; justify-self: end; align-self: end; margin: 0 .4rem .4rem 0; border-radius: var(--r-md); }
.composer-meta { display: flex; justify-content: space-between; gap: 1rem; font-size: .75rem; color: var(--slate); padding: .4rem .3rem 0; }

/* ---------- meeting ---------- */
.meeting { border: 1px solid var(--brass); border-radius: var(--r-lg); padding: 1rem 1.1rem; background: var(--surface); display: grid; gap: .6rem; }
.meeting h3 { font-family: var(--serif); margin: 0; font-size: 1.1rem; }
.meeting p { margin: 0; }
.meeting-sub { color: var(--slate); font-size: .9rem; }
.slots { display: flex; flex-wrap: wrap; gap: .5rem; }
.slot { border: 1px solid var(--line); background: var(--paper); border-radius: var(--r-md); padding: .55rem .85rem; cursor: pointer; font-weight: 600; }
.slot:hover { border-color: var(--pine); }
.slot[aria-checked="true"] { border-color: var(--pine); background: var(--pine); color: var(--paper); }
.meeting > .btn { justify-self: start; }
.meeting-note { font-size: .78rem; color: var(--slate); }
.intake-line { background: var(--warn-bg); color: var(--warn-ink); padding: .6rem .9rem; border-radius: var(--r-md); font-size: .92rem; }
.pb-body { display: grid; gap: .5rem; }
.pb-body p, .pb-body ul { margin: 0; }
.pb-body ul { padding-left: 1.2rem; color: var(--slate); }
.dialog-small .pb-foot { flex-wrap: wrap; }

/* ---------- case file ---------- */
.case { border-left: 1px solid var(--line); background: var(--surface); overflow-y: auto; display: flex; flex-direction: column; }
.case-tab { display: flex; justify-content: space-between; align-items: center; padding: .9rem 1.25rem; font-family: var(--serif); font-weight: 700; font-size: 1.05rem; border-bottom: 1px solid var(--line); background: linear-gradient(var(--pine-soft), var(--surface)); }
.case-body { padding: 1.1rem 1.25rem 1.5rem; display: grid; gap: 1rem; align-content: start; }
.case-topic { font-family: var(--serif); font-size: 1.25rem; margin: 0; line-height: 1.25; }
.case-topic.placeholder { color: var(--slate); font-weight: 400; font-size: 1rem; font-style: italic; }
.case h3 { font-size: .85rem; font-weight: 700; color: var(--slate); margin: 0 0 .4rem; }

.segments { display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 4px; height: 10px; }
.seg { border-radius: 3px; background: var(--line); transition: background .4s ease; }
.seg.filled { background: var(--pine); }
.segments.complete .seg { background: var(--brass); }
.germany-note { margin: -.4rem 0 0; font-size: .85rem; color: var(--warn-ink); background: var(--warn-bg); padding: .35rem .6rem; border-radius: var(--r-sm); }
.progress-text { margin: -.5rem 0 0; font-size: .85rem; color: var(--slate); }

.badge { font-family: var(--sans); font-size: .72rem; font-weight: 700; padding: .15rem .55rem; border-radius: 999px; background: var(--line); color: var(--slate); }
.badge.enough { background: var(--brass); color: var(--brass-ink); }
.badge.urgent { background: var(--urgent); color: #fff; }
.badge.handed { background: var(--pine); color: var(--paper); }

.facts, .missing { list-style: none; margin: 0; padding: 0; display: grid; gap: .1rem; }
.facts li { display: grid; grid-template-columns: 1fr auto; gap: .1rem .5rem; padding: .5rem 0; border-bottom: 1px solid var(--line); }
.facts li.fresh { animation: fresh 1.6s ease; }
@keyframes fresh { from { background: var(--pine-soft); } to { background: transparent; } }
.fact-label { font-size: .78rem; color: var(--slate); }
.fact-value { font-size: .93rem; grid-column: 1; }
.fact-del { grid-row: 1 / span 2; grid-column: 2; align-self: center; font-size: 1.15rem; }
.facts li.extra .fact-label::after { content: " (zusätzlich)"; }
html[lang="en"] .facts li.extra .fact-label::after { content: " (additional)"; }
.missing li { font-size: .9rem; padding: .3rem 0 .3rem 1.1rem; position: relative; color: var(--slate); }
.missing li::before { content: ""; position: absolute; left: 0; top: .72rem; width: 7px; height: 7px; border: 1.5px solid var(--slate); border-radius: 50%; }
.empty { color: var(--slate); font-size: .9rem; margin: 0; }

.case-actions { display: grid; gap: .5rem; padding-top: .3rem; }
.handover-note { font-size: .85rem; margin: .2rem 0 0; color: var(--ok); }
.case-foot { font-size: .78rem; color: var(--slate); margin: 0; }
.case-toggle { display: none; }

/* ---------- dialog ---------- */
.dialog { border: 0; border-radius: var(--r-lg); padding: 0; width: min(680px, calc(100% - 2rem)); background: var(--surface); color: var(--ink); box-shadow: 0 30px 80px -30px rgba(0,0,0,.5); }
.dialog::backdrop { background: rgba(10, 20, 17, .55); }
.dialog-small { width: min(420px, calc(100% - 2rem)); }
.dialog-inner { display: flex; flex-direction: column; max-height: 85vh; }
.dialog-small .dialog-inner { padding: 1.4rem; gap: .5rem; }
.dialog-small h2 { font-family: var(--serif); margin: 0; }
.dialog-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: 1.3rem 1.5rem 1rem; border-bottom: 1px solid var(--line); }
.dialog-kicker { margin: 0 0 .2rem; color: var(--slate); font-size: .85rem; }
.dialog-head h2 { font-family: var(--serif); margin: 0; font-size: 1.35rem; line-height: 1.25; }
.dialog-body { padding: 1.2rem 1.5rem; overflow-y: auto; display: grid; gap: 1.1rem; }
.dialog-body h3 { font-size: .85rem; color: var(--slate); margin: 0 0 .35rem; }
.dialog-body p { margin: 0; }
.dialog-body ul { margin: 0; padding-left: 1.2rem; }
.kv { display: grid; grid-template-columns: minmax(8rem, 38%) 1fr; border-top: 1px solid var(--line); }
.kv div { padding: .45rem 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
.kv div:nth-child(odd) { color: var(--slate); padding-right: 1rem; }
.urgent-line { background: var(--urgent-bg); color: var(--urgent); padding: .6rem .9rem; border-radius: var(--r-md); font-weight: 600; }
.dialog-foot { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1rem 1.5rem; border-top: 1px solid var(--line); font-size: .85rem; color: var(--slate); }
.dialog-small .dialog-foot { justify-content: flex-end; border: 0; padding: .8rem 0 0; }

.toast { position: fixed; left: 50%; top: 7.5rem; transform: translateX(-50%); background: var(--ink); color: var(--paper); padding: .65rem 1rem; border-radius: var(--r-md); font-size: .9rem; z-index: 50; max-width: calc(100% - 2rem); }

/* ---------- mobile ---------- */
@media (max-width: 900px) {
  .layout { grid-template-columns: 1fr; position: relative; }
  .topbar { padding: .6rem 1rem; gap: .5rem; }
  .topbar .wordmark .tag, #mode-pill { display: none; }
  #btn-logout { display: none; }
  .case-toggle { display: flex; justify-content: space-between; align-items: center; border: 0; border-bottom: 1px solid var(--line); background: var(--surface); padding: .6rem 1rem; font-weight: 600; cursor: pointer; }
  .case-toggle-progress { color: var(--slate); font-weight: 400; font-size: .9rem; }
  .case { position: absolute; inset: 0; z-index: 10; border-left: 0; transform: translateY(-100%); visibility: hidden; transition: transform .25s ease, visibility .25s; }
  .case.open { transform: none; visibility: visible; }
  .messages { padding: 1.2rem 1rem .5rem; }
  .composer { padding: .6rem .75rem .8rem; }
  .composer-meta span:first-child { display: none; }
  .msg-body { max-width: 92%; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}