/* Volt Ratsreferent — mobile-first Designsystem */

:root {
  --volt-lila: #502379;
  --volt-lila-dark: #3a1a5c;
  --volt-lila-light: #6e35a0;
  --volt-gelb: #FDC220;
  --volt-grün: #1BBE6F;

  --bg: #fafafa;
  --bg-card: #ffffff;
  --text: #1a1a1a;
  --text-muted: #5a5a5a;
  --border: #e5e5e5;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 2px 4px rgba(0,0,0,0.05), 0 4px 12px rgba(0,0,0,0.08);

  --radius: 10px;
  --radius-lg: 16px;

  --fs-base: 16px;
  --fs-h1: 1.6rem;
  --fs-h2: 1.25rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;

  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14101a;
    --bg-card: #1f1828;
    --text: #f0eef5;
    --text-muted: #b0a8b8;
    --border: #322842;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.3), 0 1px 3px rgba(0,0,0,0.4);
    --shadow-md: 0 2px 4px rgba(0,0,0,0.35), 0 4px 12px rgba(0,0,0,0.5);
  }
}

/* Reset & base */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
  font-size: var(--fs-base);
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--volt-lila); }
@media (prefers-color-scheme: dark) { a { color: var(--volt-gelb); } }
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 2px solid var(--volt-gelb);
  outline-offset: 2px;
}

/* Hero / Header */
.hero {
  background: linear-gradient(135deg, var(--volt-lila) 0%, var(--volt-lila-dark) 100%);
  color: white;
  padding: var(--space-lg) var(--space-md);
  padding-top: max(var(--space-lg), env(safe-area-inset-top));
}
.hero-inner { max-width: 720px; margin: 0 auto; }
.brand { display: flex; align-items: center; gap: 0.6rem; }
.volt-logo {
  display: inline-block; width: 36px; height: 36px;
  background:
    linear-gradient(45deg, transparent 49%, var(--volt-gelb) 49% 51%, transparent 51%) 0 0/100% 100%,
    var(--volt-gelb);
  clip-path: polygon(0% 60%, 18% 60%, 28% 40%, 40% 75%, 52% 25%, 64% 60%, 100% 60%);
  flex-shrink: 0;
}
.brand h1 {
  margin: 0; font-size: var(--fs-h1); font-weight: 800; letter-spacing: -0.01em;
}
.brand-sub {
  margin: 0; font-size: var(--fs-small); opacity: 0.75;
  font-weight: 500;
}
/* Slogan: der Herzschlag der Seite */
.slogan {
  margin: 1rem 0 0.3rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--volt-gelb);
  letter-spacing: -0.005em;
}
@media (prefers-color-scheme: dark) {
  .slogan { color: var(--volt-gelb); }
}
.subtitle {
  margin: 0.5rem 0 0.25rem; font-size: 1.05rem; font-weight: 500; opacity: 0.95;
}
.hint {
  margin: 0; font-size: var(--fs-small); opacity: 0.8;
}

/* Container */
.container {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-md);
}

/* Suchformular */
.search-form { margin-bottom: var(--space-lg); }
.search-bar {
  display: flex;
  gap: 0.5rem;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 0.4rem;
  box-shadow: var(--shadow-md);
}
#q {
  flex: 1;
  border: 0;
  background: transparent;
  color: var(--text);
  font-size: 1rem;
  padding: 0.7rem 0.8rem;
  outline: 0;
  min-width: 0;
}
#q::placeholder { color: var(--text-muted); opacity: 0.7; }
#submit-btn {
  border: 0;
  background: var(--volt-gelb);
  color: var(--volt-lila-dark);
  font-weight: 700;
  padding: 0 1.2rem;
  border-radius: var(--radius);
  cursor: pointer;
  min-height: 44px;
  min-width: 80px;
  font-size: 1rem;
  transition: background-color 0.15s, transform 0.05s;
}
#submit-btn:hover { background: #ffd44d; }
#submit-btn:active { transform: scale(0.98); }
#submit-btn:disabled { opacity: 0.6; cursor: wait; }

/* Phasen-Status */
.progress {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-sm);
}
.progress-header {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: var(--space-md);
}
.progress-header strong { font-size: var(--fs-h2); }
.counter {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--volt-lila);
}
@media (prefers-color-scheme: dark) { .counter { color: var(--volt-gelb); } }
.phases {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-md);
  display: flex; flex-direction: column; gap: 0.6rem;
}
.phases li {
  display: flex; align-items: center; gap: 0.7rem;
  color: var(--text-muted);
  font-size: var(--fs-small);
  transition: color 0.3s;
}
.phases li .dot {
  flex-shrink: 0;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--border);
  transition: background-color 0.3s;
}
.phases li.active { color: var(--text); font-weight: 500; }
.phases li.active .dot {
  background: var(--volt-gelb);
  animation: pulse 1s ease-in-out infinite;
}
.phases li.done { color: var(--text); }
.phases li.done .dot { background: var(--volt-grün); }
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.6; }
}
.progress-note {
  margin: 0;
  font-size: var(--fs-small);
  color: var(--text-muted);
  font-style: italic;
}

/* Ergebnis */
.result { margin-top: var(--space-lg); }
.card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-lg);
}
.card h2 {
  margin: 0 0 var(--space-md);
  font-size: var(--fs-h2);
  color: var(--volt-lila);
}
@media (prefers-color-scheme: dark) { .card h2 { color: var(--volt-gelb); } }

.answer-text {
  font-size: 1.05rem;
  line-height: 1.65;
}
/* Absätze in der Antwort: deutlicher Abstand zwischen Blöcken */
.answer-text p {
  margin: 0 0 1.1rem 0;
}
.answer-text p:last-child {
  margin-bottom: 0;
}
/* Citations: klein und subtil, statt bunte Kästen — inline-Link statt sup-Kasten */
.answer-text sup.cite {
  display: inline-block;
  background: transparent;
  color: var(--volt-lila);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0 0.15rem;
  border-radius: 0;
  vertical-align: super;
  margin: 0;
  text-decoration: none;
  cursor: pointer;
  font-variant-numeric: tabular-nums;
}
@media (prefers-color-scheme: dark) {
  .answer-text sup.cite { color: var(--volt-gelb); }
}
.answer-text sup.cite:hover {
  background: var(--volt-gelb);
  color: var(--volt-lila-dark);
  text-decoration: none;
}

.sources-title {
  display: flex; align-items: center; gap: 0.6rem;
  font-size: var(--fs-h2);
  margin: var(--space-lg) 0 var(--space-md);
}
.badge {
  display: inline-block;
  background: var(--volt-lila);
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
}
.sources {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: src;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.sources li {
  counter-increment: src;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 0.9rem 1rem 0.9rem 3rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--volt-gelb);
}
.sources li::before {
  content: counter(src);
  position: absolute;
  left: 0.8rem;
  top: 0.9rem;
  background: var(--volt-lila);
  color: white;
  width: 24px; height: 24px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 700;
}
.source-kind {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.1rem 0.5rem;
  border-radius: 4px;
  background: var(--volt-lila);
  color: white;
  margin-right: 0.5rem;
}
.source-kind.kind-sitzung { background: #00629b; }
.source-kind.kind-gremium { background: #555; }
.source-kind.kind-person { background: #777; }
.source-title {
  display: block;
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.source-snippet {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 0.4rem;
  line-height: 1.4;
}
.source-link {
  display: inline-block;
  margin-top: 0.4rem;
  font-size: var(--fs-small);
}

/* Fehler */
.card.error { border-left: 4px solid #c33; }
.card.error h2 { color: #c33; }

/* Folgefrage-Box (NotebookLM-Stil) */
.followup {
  margin-top: var(--space-lg);
  padding: var(--space-md);
  background: var(--card-bg);
  border: 2px solid var(--volt-gelb);
  border-radius: 12px;
}
.followup-header h3 {
  margin: 0 0 0.4rem;
  font-size: var(--fs-h2);
  color: var(--volt-lila-dark);
}
@media (prefers-color-scheme: dark) {
  .followup-header h3 { color: var(--volt-gelb); }
}
.followup-hint {
  margin: 0 0 var(--space-md);
  font-size: var(--fs-small);
  opacity: 0.85;
}
.followup-bar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.followup-bar input {
  flex: 1;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: 8px;
  background: var(--input-bg, #fff);
  color: var(--text);
  min-width: 0;
}
@media (prefers-color-scheme: dark) {
  .followup-bar input {
    border-color: rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.05);
  }
}
.btn-secondary {
  background: transparent;
  color: var(--volt-lila-dark);
  border: 1px solid var(--volt-lila-dark);
  padding: 0.55rem 1rem;
  border-radius: 8px;
  font-size: var(--fs-small);
  cursor: pointer;
  min-height: 44px;
  font-weight: 600;
}
@media (prefers-color-scheme: dark) {
  .btn-secondary { color: var(--volt-gelb); border-color: var(--volt-gelb); }
}
.btn-secondary:hover {
  background: var(--volt-lila-dark);
  color: #fff;
}
@media (prefers-color-scheme: dark) {
  .btn-secondary:hover { background: var(--volt-gelb); color: var(--volt-lila-dark); }
}

/* Footer */
.site-footer {
  margin-top: var(--space-xl);
  padding: var(--space-lg) var(--space-md);
  padding-bottom: max(var(--space-lg), env(safe-area-inset-bottom));
  background: var(--volt-lila-dark);
  color: rgba(255,255,255,0.85);
  font-size: var(--fs-small);
}
.footer-inner { max-width: 720px; margin: 0 auto; }
.site-footer p { margin: 0 0 0.5rem; }
.site-footer a { color: var(--volt-gelb); }
.muted { opacity: 0.8; }
.small { font-size: 0.8rem; line-height: 1.5; }

/* Cookie-Banner (DSGVO-konform, session-only) */
.cookie-banner {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 100;
  background: var(--volt-lila-dark);
  color: #fff;
  padding: var(--space-md);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.25);
  border-top: 3px solid var(--volt-gelb);
  animation: slideUp 0.3s ease-out;
}
@keyframes slideUp { from { transform: translateY(100%); } to { transform: translateY(0); } }
.cookie-inner {
  max-width: 720px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 0.6rem;
}
.cookie-inner p { margin: 0; font-size: 0.95rem; line-height: 1.5; }
.cookie-inner a { color: var(--volt-gelb); }
.cookie-actions { display: flex; gap: 0.5rem; }
.cookie-btn {
  background: transparent; color: #fff;
  border: 1px solid #fff; padding: 0.6rem 1rem;
  border-radius: 8px; font-size: 0.95rem; cursor: pointer;
  min-height: 44px; font-weight: 600;
}
.cookie-btn-primary {
  background: var(--volt-gelb); color: var(--volt-lila-dark);
  border-color: var(--volt-gelb);
}
.cookie-btn-primary:hover { background: #ffd44d; }

/* FAQ-Section */
.faq-section {
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(127,127,127,0.2);
}
.faq-section h2 {
  font-size: var(--fs-h2);
  margin: 0 0 var(--space-md);
  color: var(--volt-lila-dark);
}
@media (prefers-color-scheme: dark) {
  .faq-section h2 { color: var(--volt-gelb); }
}
.faq-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  padding: 0.6rem 1rem;
  box-shadow: var(--shadow-sm);
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  padding: 0.4rem 0;
  font-size: 1.02rem;
  list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "▸";
  display: inline-block;
  margin-right: 0.5rem;
  transition: transform 0.2s;
  color: var(--volt-gelb);
}
.faq-item[open] summary::before { transform: rotate(90deg); }
.faq-body { padding: 0.5rem 0 0.5rem 1.5rem; }
.faq-body p, .faq-body ul { margin: 0 0 0.7rem; font-size: 0.97rem; line-height: 1.55; }
.faq-body ul { padding-left: 1.2rem; }
.faq-body li { margin-bottom: 0.3rem; }
.faq-body strong { color: var(--volt-lila-dark); }
@media (prefers-color-scheme: dark) {
  .faq-body strong { color: var(--volt-gelb); }
}

/* Vergleichstabelle: ALLRIS vs. Bürgersuche */
.comparison {
  width: 100%; border-collapse: collapse;
  font-size: 0.92rem;
  margin: 0.7rem 0;
}
.comparison th, .comparison td {
  padding: 0.6rem 0.5rem;
  text-align: left;
  border-bottom: 1px solid rgba(127,127,127,0.2);
  vertical-align: top;
}
.comparison th {
  background: rgba(80, 35, 121, 0.08);
  color: var(--volt-lila-dark);
  font-weight: 600;
}
@media (prefers-color-scheme: dark) {
  .comparison th { background: rgba(253, 194, 32, 0.12); color: var(--volt-gelb); }
}
.comparison tbody tr:hover { background: rgba(127,127,127,0.05); }

.muted { opacity: 0.7; }

/* Footer-Blöcke (Datenschutz, Impressum) */
.footer-block {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: rgba(255,255,255,0.04);
  border-radius: 8px;
}
.footer-block h3 {
  margin: 0 0 0.7rem;
  color: var(--volt-gelb);
  font-size: 1.05rem;
}
.footer-block p, .footer-block address {
  font-size: 0.92rem;
  line-height: 1.6;
  font-style: normal;
  margin: 0 0 0.6rem;
}
.footer-block a { color: var(--volt-gelb); text-decoration: underline; }
.footer-meta { margin-top: var(--space-md) !important; }

/* Mobile Anpassungen */
@media (max-width: 480px) {
  .brand h1 { font-size: 1.4rem; }
  .slogan { font-size: 1.15rem; }
  .hero { padding: var(--space-md) var(--space-sm); }
  .container { padding: var(--space-sm); }
  .progress, .card { padding: var(--space-md); }
  #submit-btn .btn-label::after { content: " →"; }
  .comparison { font-size: 0.85rem; }
  .comparison th, .comparison td { padding: 0.4rem 0.3rem; }
}