:root {
  --bg: #f6f7f5;
  --surface: #ffffff;
  --border: #e2e4e0;
  --text: #1f2421;
  --text-muted: #62685f;
  --accent: #2f6b4f;
  --accent-contrast: #ffffff;
  --pass-bg: #eaf6ee;
  --pass-fg: #1c7a3d;
  --warn-bg: #fdf3e1;
  --warn-fg: #a3660b;
  --fail-bg: #fbeaea;
  --fail-fg: #b3261e;
  --radius: 10px;
  font-size: 16px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}

.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 12px; }

.brand-mark {
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 6px 9px;
  border-radius: 8px;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong { font-size: 16px; }
.brand-text span { font-size: 12.5px; color: var(--text-muted); }

.topbar-right { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }

.current-user { font-size: 13px; color: var(--text-muted); }
.current-user strong { color: var(--text); }

.logout-link {
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}
.logout-link:hover { border-color: var(--accent); color: var(--text); }

.tabs { display: flex; gap: 4px; background: var(--bg); padding: 4px; border-radius: 999px; }

.tab {
  border: none;
  background: transparent;
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
}

.tab.active { background: var(--surface); color: var(--text); box-shadow: 0 1px 2px rgba(0,0,0,0.06); }

.container { max-width: 1100px; margin: 0 auto; padding: 28px 24px 80px; }

.view.hidden { display: none; }

.intro p { color: var(--text-muted); max-width: 74ch; margin: 0 0 20px; }

.input-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.input-col { display: flex; flex-direction: column; gap: 6px; }

.input-col label { font-weight: 600; font-size: 14px; }

textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 14.5px;
  font-family: inherit;
  resize: vertical;
  background: var(--surface);
  color: var(--text);
}

textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.word-count { font-size: 12.5px; color: var(--text-muted); align-self: flex-end; }

.archived-text {
  width: 100%;
  min-height: 120px;
  max-height: 320px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 14px;
  font-size: 14.5px;
  background: var(--surface);
  color: var(--text);
  white-space: pre-wrap;
}

.actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  flex-wrap: wrap;
}

#title-input {
  flex: 1;
  min-width: 220px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  background: var(--surface);
  color: var(--text);
}

.action-buttons { display: flex; gap: 10px; flex-wrap: wrap; }

.btn {
  border: none;
  border-radius: var(--radius);
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary { background: var(--accent); color: var(--accent-contrast); }
.btn-primary:hover { background: #285c43; }

.btn-secondary { background: var(--surface); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: var(--bg); }

.btn-ghost { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }

#result-area { margin-top: 32px; }

.score-summary {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 16px;
  align-items: stretch;
  margin-bottom: 24px;
}

.score-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.score-card h3 { margin: 0 0 6px; font-size: 13px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.03em; }
.score-card .score-number { font-size: 34px; font-weight: 700; }
.score-card .score-sub { font-size: 12.5px; color: var(--text-muted); margin-top: 4px; }

.score-delta {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  min-width: 140px;
}

.score-delta .delta-number { font-size: 30px; font-weight: 700; }
.score-delta.positive .delta-number { color: var(--pass-fg); }
.score-delta.negative .delta-number { color: var(--fail-fg); }
.score-delta.neutral .delta-number { color: var(--text-muted); }
.score-delta .delta-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

.category-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 18px;
  overflow: hidden;
}

.category-header {
  padding: 12px 18px;
  font-weight: 700;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  background: #fbfcfa;
}

.crit-header-row, .crit-row {
  display: grid;
  grid-template-columns: 1.5fr 1.1fr 1.1fr 1.6fr;
  gap: 12px;
  padding: 12px 18px;
  border-top: 1px solid var(--border);
  align-items: start;
}

.crit-header-row {
  border-top: none;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--text-muted);
  padding-bottom: 4px;
}

.crit-label { font-weight: 600; font-size: 14px; }
.crit-label .crit-detail { display: block; font-weight: 400; font-size: 12.5px; color: var(--text-muted); margin-top: 3px; }

.crit-before, .crit-after { display: flex; align-items: flex-start; gap: 8px; font-size: 13.5px; }
.crit-value { color: var(--text); }

.status-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  flex: none;
  margin-top: 1px;
}

.status-pass .status-icon { background: var(--pass-bg); color: var(--pass-fg); }
.status-warn .status-icon { background: var(--warn-bg); color: var(--warn-fg); }
.status-fail .status-icon { background: var(--fail-bg); color: var(--fail-fg); }

.crit-hint { font-size: 12.5px; color: var(--text-muted); }
.crit-hint strong { color: var(--text); font-weight: 600; }

.changed-badge {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  margin-left: 6px;
  vertical-align: middle;
}
.changed-badge.improved { background: var(--pass-bg); color: var(--pass-fg); }
.changed-badge.worsened { background: var(--fail-bg); color: var(--fail-fg); }

.archive-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  cursor: pointer;
  gap: 16px;
  flex-wrap: wrap;
}

.archive-item:hover { border-color: var(--accent); }

.archive-item .archive-title { font-weight: 600; }
.archive-item .archive-meta { font-size: 12.5px; color: var(--text-muted); }
.archive-item .archive-scores { display: flex; gap: 10px; align-items: center; font-size: 13px; }

.empty-state { color: var(--text-muted); font-size: 14px; padding: 24px 0; }

.delete-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fail-fg);
  border-radius: 8px;
  padding: 6px 10px;
  font-size: 12.5px;
  cursor: pointer;
}

/* --- Login-Seite --- */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  padding: 28px 26px;
  width: 100%;
  max-width: 360px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.login-card label { font-weight: 600; font-size: 13.5px; margin-top: 12px; }

.login-card input[type="text"],
.login-card input[type="password"] {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  margin-top: 4px;
}

.login-error {
  background: var(--fail-bg);
  color: var(--fail-fg);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-size: 13.5px;
  margin-bottom: 6px;
}

@media (max-width: 760px) {
  .input-grid { grid-template-columns: 1fr; }
  .score-summary { grid-template-columns: 1fr; }
  .crit-header-row, .crit-row { grid-template-columns: 1fr; }
  .crit-before, .crit-after { padding-left: 0; }
}