:root {
  --ink: #121820;
  --muted: #5c6775;
  --paper: #e9eef3;
  --surface: #f7f9fb;
  --line: #c5ced8;
  --accent: #0f6e6a;
  --accent-soft: rgba(15, 110, 106, 0.12);
  --warn: #b45309;
  --bad: #b91c1c;
  --ok: #15803d;
  --shadow: 0 18px 50px rgba(18, 24, 32, 0.08);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Source Sans 3", system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--paper);
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(15, 110, 106, 0.16), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(18, 24, 32, 0.08), transparent 50%),
    linear-gradient(180deg, #dfe7ee 0%, var(--paper) 40%, #edf2f6 100%);
}

.top {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: end;
  padding: 2.5rem clamp(1.25rem, 4vw, 3.5rem) 1.5rem;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: var(--accent);
  font-weight: 700;
}

.brand {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 4.6rem);
  line-height: 0.95;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.tagline {
  margin: 0.75rem 0 0;
  max-width: 28rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.meta {
  text-align: right;
  font-size: 0.95rem;
}

.meta p { margin: 0.2rem 0; }
.muted { color: var(--muted); font-size: 0.85rem; }

.btn {
  margin-top: 0.75rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  padding: 0.45rem 0.9rem;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.btn:hover { background: var(--accent); border-color: var(--accent); }

main {
  padding: 1.5rem clamp(1.25rem, 4vw, 3.5rem) 3rem;
  display: grid;
  gap: 1.25rem;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 1.25rem 1.35rem 1.4rem;
  box-shadow: var(--shadow);
}

.panel h2 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 500;
}

.must {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.must li {
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.5rem;
  padding: 0.65rem 0;
  border-top: 1px solid var(--line);
}

.must li:first-child { border-top: 0; padding-top: 0; }

.must .n {
  font-weight: 700;
  color: var(--accent);
}

.must .done { opacity: 0.45; text-decoration: line-through; }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0.85rem;
}

.card {
  border: 1px solid var(--line);
  background: #fff;
  padding: 1rem 1.05rem;
  display: grid;
  gap: 0.45rem;
  min-height: 9.5rem;
  transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.card-head {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  align-items: start;
}

.prio {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.2;
}

.ampel {
  font-size: 1.1rem;
  line-height: 1;
}

.meta-line {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.blocker {
  margin: 0.35rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 0.86rem;
}

.blocker li {
  padding-left: 0.85rem;
  position: relative;
  margin: 0.2rem 0;
}

.blocker li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 0.35rem;
  height: 0.35rem;
  background: var(--warn);
  border-radius: 1px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.focus-list, .open-list {
  margin: 0;
  padding-left: 1.1rem;
  font-size: 0.95rem;
}

.focus-list { margin-bottom: 0.85rem; }

.btn-soft {
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-soft:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.todo-panel {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  background:
    linear-gradient(165deg, rgba(15, 110, 106, 0.06), transparent 42%),
    var(--surface);
}

.todo-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.todo-head h2 { margin: 0; }

.todo-panel .count {
  margin: 0;
}

.todo-block-label {
  margin: 0 0 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.focus-rail {
  display: grid;
  gap: 0.45rem;
  margin: 0 0 0.75rem;
}

.focus-chip {
  display: grid;
  grid-template-columns: 1.6rem 1fr auto;
  gap: 0.55rem;
  align-items: start;
  padding: 0.65rem 0.75rem;
  background: #fff;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
}

.focus-chip .n {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent);
}

.focus-chip p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.35;
}

.todo-rows {
  display: grid;
  gap: 0.4rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.todo-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.55rem;
  align-items: start;
  padding: 0.55rem 0.65rem;
  background: #fff;
  border: 1px solid var(--line);
  font-size: 0.92rem;
  line-height: 1.35;
}

.todo-body {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.55rem;
  align-items: baseline;
}

.todo-row .tag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.12rem 0.4rem;
  background: var(--accent-soft);
  color: var(--accent);
}

.todo-check {
  width: 1.65rem;
  height: 1.65rem;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  font: inherit;
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
}

.todo-check:hover {
  border-color: var(--ok);
  color: var(--ok);
  background: rgba(21, 128, 61, 0.08);
}

.todo-check:disabled {
  opacity: 0.45;
  cursor: wait;
}

.todo-done {
  font: inherit;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 0.45rem;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
}

.todo-done:hover {
  border-color: var(--ok);
  color: var(--ok);
}

.todo-done:disabled {
  opacity: 0.45;
  cursor: wait;
}

.todo-empty {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-style: italic;
}

.todo-add {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.45rem;
  margin-top: auto;
  padding-top: 0.35rem;
  border-top: 1px dashed var(--line);
}

.todo-add input {
  font: inherit;
  padding: 0.5rem 0.65rem;
  border: 1px solid var(--line);
  background: #fff;
}

.todo-add .btn {
  margin: 0;
  white-space: nowrap;
}

.foot {
  padding: 1rem clamp(1.25rem, 4vw, 3.5rem) 2.5rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--line);
}

.foot code {
  font-size: 0.8em;
  background: rgba(0,0,0,0.05);
  padding: 0.1rem 0.3rem;
}

/* Layout: Übersicht + Chat */
.shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 400px);
  min-height: 100vh;
  align-items: stretch;
}

.cockpit {
  min-width: 0;
  border-right: 1px solid var(--line);
}

.chat-panel {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  background: #fff;
  border-left: 1px solid var(--line);
}

.chat-head {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 0.75rem;
  padding: 1.15rem 1.1rem;
  border-bottom: 1px solid var(--line);
}

.chat-head-main {
  display: flex;
  align-items: start;
  gap: 0.75rem;
  min-width: 0;
}

.chat-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
}

/* Mobile-only: Übersicht-Drawer-Steuerung */
.overview-bar,
.overview-toggle,
.overview-backdrop {
  display: none;
}

.chat-controls {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.55rem;
}

.chat-tabs {
  display: flex;
  border: 1px solid var(--line);
  background: var(--surface);
}

.chat-tab {
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.35rem 0.7rem;
  border: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
}

.chat-tab.is-active {
  background: var(--ink);
  color: #fff;
}

.persona {
  font-size: 0.85rem;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.persona.is-hidden { display: none; }

.persona select {
  font: inherit;
  border: 1px solid var(--line);
  padding: 0.3rem 0.4rem;
  background: var(--surface);
}

.chat-log {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bubble {
  max-width: 95%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--line);
  font-size: 0.95rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.bubble .who {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.3rem;
  opacity: 0.75;
}

.bubble.user {
  align-self: flex-end;
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.bubble.peer {
  align-self: flex-start;
  background: var(--accent-soft);
  border-color: rgba(15, 110, 106, 0.28);
}

.bubble.assistant {
  align-self: flex-start;
  background: var(--surface);
}

.bubble.system {
  align-self: center;
  font-size: 0.8rem;
  color: var(--muted);
  border: 0;
  background: transparent;
  padding: 0.2rem;
}

.chat-form {
  display: grid;
  gap: 0.55rem;
  padding: 0.9rem 1.1rem 1.1rem;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.chat-form textarea {
  width: 100%;
  resize: vertical;
  min-height: 4.5rem;
  font: inherit;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--line);
  background: #fff;
}

.chat-form .btn { width: 100%; margin-top: 0; }
.chat-form .btn:disabled { opacity: 0.55; cursor: wait; }

.gap-card {
  margin: 0;
  padding: 0.85rem 1.1rem 1rem;
  border-top: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(15, 110, 106, 0.08), transparent 70%),
    var(--surface);
  animation: login-in 0.45s ease both;
}

.gap-card[hidden] { display: none !important; }

.gap-card-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}

.gap-card-head .eyebrow { margin: 0; }

.gap-count {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
}

.gap-question {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  line-height: 1.4;
  font-weight: 600;
}

.gap-why {
  margin: 0 0 0.75rem;
  font-size: 0.82rem;
  line-height: 1.35;
}

.gap-form {
  display: grid;
  gap: 0.5rem;
}

.gap-form textarea {
  width: 100%;
  resize: vertical;
  min-height: 3rem;
  font: inherit;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--line);
  background: #fff;
}

.gap-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.gap-actions .btn,
.gap-actions .btn-soft {
  margin-top: 0;
  width: auto;
  padding: 0.4rem 0.75rem;
}

@media (max-width: 960px) {
  html, body {
    height: 100%;
    overflow: hidden;
  }

  .shell {
    grid-template-columns: 1fr;
    height: 100dvh;
    max-height: 100dvh;
    overflow: hidden;
  }

  .chat-panel {
    order: 1;
    position: relative;
    height: 100dvh;
    max-height: 100dvh;
    border-left: 0;
    border-top: 0;
    z-index: 1;
  }

  .chat-form textarea {
    min-height: 3.25rem;
    resize: none;
  }

  .overview-toggle {
    display: inline-flex;
    align-items: center;
    margin: 0;
    flex-shrink: 0;
    padding: 0.4rem 0.7rem;
    font-size: 0.85rem;
  }

  .overview-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    position: sticky;
    top: 0;
    z-index: 2;
    padding: 0.75rem 1.1rem;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .overview-bar-title {
    margin: 0;
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 500;
  }

  .overview-bar .btn {
    margin: 0;
  }

  .overview-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 30;
    background: rgba(18, 24, 32, 0.42);
    opacity: 0;
    pointer-events: none;
    transition: opacity 200ms ease;
  }

  .shell.is-overview-open .overview-backdrop {
    opacity: 1;
    pointer-events: auto;
  }

  .cockpit {
    position: fixed;
    inset: 0 auto 0 0;
    width: min(100%, 28rem);
    max-width: 100%;
    height: 100dvh;
    z-index: 40;
    border-right: 1px solid var(--line);
    background:
      radial-gradient(900px 420px at 0% 0%, rgba(15, 110, 106, 0.12), transparent 55%),
      var(--paper);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transform: translateX(-105%);
    transition: transform 240ms ease;
    box-shadow: none;
  }

  .shell.is-overview-open .cockpit {
    transform: translateX(0);
    box-shadow: 12px 0 40px rgba(18, 24, 32, 0.18);
  }

  .top {
    padding-top: 1.25rem;
  }

  .brand {
    font-size: clamp(2.2rem, 9vw, 3.4rem);
  }

  .tagline {
    font-size: 0.95rem;
  }
}

@media (max-width: 800px) {
  .top { flex-direction: column; align-items: start; }
  .meta { text-align: left; }
  .meta-actions { justify-content: flex-start; }
  .split { grid-template-columns: 1fr; }

  .cockpit {
    width: 100%;
  }

  .chat-head {
    flex-wrap: wrap;
    align-items: center;
  }

  .chat-controls {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    width: 100%;
    justify-content: space-between;
  }

  .persona {
    flex-direction: row;
    align-items: center;
  }
}

/* —— Login —— */
.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.login-shell {
  width: min(26rem, calc(100% - 2rem));
  padding: 2rem 0 3rem;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: 2rem 1.75rem 1.85rem;
  animation: login-in 0.55s ease both;
}

.login-card .brand {
  font-size: clamp(2.6rem, 10vw, 3.6rem);
}

.login-card .tagline {
  margin: 0.55rem 0 1.4rem;
}

.login-form {
  display: grid;
  gap: 0.9rem;
}

.field {
  display: grid;
  gap: 0.35rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
}

.field input {
  font: inherit;
  font-weight: 400;
  color: var(--ink);
  padding: 0.7rem 0.75rem;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 0;
}

.field input:focus {
  outline: 2px solid var(--accent-soft);
  border-color: var(--accent);
}

.login-btn {
  margin-top: 0.35rem;
  width: 100%;
  padding: 0.7rem 1rem;
}

.login-error {
  margin: 0 0 1rem;
  padding: 0.65rem 0.75rem;
  background: rgba(185, 28, 28, 0.08);
  border: 1px solid rgba(185, 28, 28, 0.25);
  color: var(--bad);
  font-size: 0.92rem;
}

.meta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: flex-end;
  margin-top: 0.35rem;
}

.meta-actions .btn-soft {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  margin-top: 0;
}

@keyframes login-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}