/* =========================================================================
   ICS-Wächter · Design-System
   Angelehnt an das Strukturprinzip von "RSE-Termin" (Card, Dark/Light,
   Footer mit Version), mit eigener Farbgebung (Indigo/Cyan statt
   Kobaltblau/Gold) und reinen Systemschriften (kein externes Font-Hosting).
   ========================================================================= */

:root {
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1.25rem;
  --space-4: 2rem;
  --space-5: 3.5rem;
  --font-display: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-body:    -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono:    "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --transition-theme: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* --- Helles Thema (Standard) --- */
:root {
  --bg: #f5f6fa;
  --surface: #ffffff;
  --surface-alt: #eef0f9;
  --text: #14162b;
  --text-muted: #4d5170;
  --accent: #4338ca;
  --accent-contrast: #ffffff;
  --accent-2: #0891b2;
  --accent-2-soft: #22d3ee;
  --border: #dcdfef;
  --shadow: 0 20px 40px -24px rgba(67, 56, 202, 0.35);
  --badge-neu-bg: #e6f4ea;      --badge-neu-fg: #1e7b34;
  --badge-geaendert-bg: #fef7e0; --badge-geaendert-fg: #8a6d00;
  --badge-geloescht-bg: #fce8e6; --badge-geloescht-fg: #a01c1c;
}

/* --- Dunkles Thema, automatisch per Systemeinstellung --- */
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0e1a;
    --surface: #171933;
    --surface-alt: #1e2142;
    --text: #eceefc;
    --text-muted: #a7abd0;
    --accent: #8b83f0;
    --accent-contrast: #0d0e1a;
    --accent-2: #38d0e8;
    --accent-2-soft: #38d0e8;
    --border: #2a2d55;
    --shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.6);
    --badge-neu-bg: #0f3d22;      --badge-neu-fg: #7fd39a;
    --badge-geaendert-bg: #3d2f0a; --badge-geaendert-fg: #f0c766;
    --badge-geloescht-bg: #3d1414; --badge-geloescht-fg: #f0a3a0;
  }
}

/* --- Manuelle Übersteuerung über den Header-Umschalter --- */
html[data-theme="hell"] {
  --bg: #f5f6fa; --surface: #ffffff; --surface-alt: #eef0f9;
  --text: #14162b; --text-muted: #4d5170;
  --accent: #4338ca; --accent-contrast: #ffffff;
  --accent-2: #0891b2; --accent-2-soft: #22d3ee;
  --border: #dcdfef; --shadow: 0 20px 40px -24px rgba(67, 56, 202, 0.35);
  --badge-neu-bg: #e6f4ea; --badge-neu-fg: #1e7b34;
  --badge-geaendert-bg: #fef7e0; --badge-geaendert-fg: #8a6d00;
  --badge-geloescht-bg: #fce8e6; --badge-geloescht-fg: #a01c1c;
}

html[data-theme="dunkel"] {
  --bg: #0d0e1a; --surface: #171933; --surface-alt: #1e2142;
  --text: #eceefc; --text-muted: #a7abd0;
  --accent: #8b83f0; --accent-contrast: #0d0e1a;
  --accent-2: #38d0e8; --accent-2-soft: #38d0e8;
  --border: #2a2d55; --shadow: 0 20px 50px -20px rgba(0, 0, 0, 0.6);
  --badge-neu-bg: #0f3d22; --badge-neu-fg: #7fd39a;
  --badge-geaendert-bg: #3d2f0a; --badge-geaendert-fg: #f0c766;
  --badge-geloescht-bg: #3d1414; --badge-geloescht-fg: #f0a3a0;
}

* { box-sizing: border-box; }
html { color-scheme: light dark; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  transition: var(--transition-theme);
  line-height: 1.5;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

a { color: var(--accent); }

.wrapper {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-3) var(--space-3) var(--space-5);
}

/* --- Kopfzeile --- */
.kopf {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) 0 var(--space-4);
}

.marke {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.marke__icon {
  color: inherit;
  flex-shrink: 0;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-muted);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.82rem;
  cursor: pointer;
  transition: var(--transition-theme), transform 0.15s ease;
}

.theme-toggle:hover { transform: translateY(-1px); }
.theme-toggle__icon { font-size: 1rem; line-height: 1; }
.theme-toggle:focus-visible, button:focus-visible, input:focus-visible, a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* --- Hero --- */
.hero { margin-bottom: var(--space-4); }

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-2);
}

.hero__eyebrow::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-2-soft);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  line-height: 1.2;
  margin: 0 0 var(--space-2);
  letter-spacing: -0.01em;
}

.hero p { color: var(--text-muted); margin: 0; }

/* --- Karte (zentraler Seiteninhalt) --- */
.karte {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: var(--space-4);
  box-shadow: var(--shadow);
  transition: var(--transition-theme);
}

.karte + .karte { margin-top: var(--space-3); }

.ueberschrift {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-3);
}

/* --- Quellen-Karten (Dashboard) --- */
.quellen-liste { display: flex; flex-direction: column; gap: var(--space-2); }

.quelle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-m);
  background: var(--surface-alt);
  flex-wrap: wrap;
}

.quelle__info { display: flex; flex-direction: column; gap: 2px; }
.quelle__name { font-weight: 600; font-size: 0.98rem; }
.quelle__meta { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-muted); }
.quelle__aktionen { display: flex; align-items: center; gap: var(--space-2); }

.quelle__aktionen a {
  font-size: 0.85rem;
  text-decoration: none;
}
.quelle__aktionen a:hover { text-decoration: underline; }

.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-s);
  color: var(--accent);
  text-decoration: none !important;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: var(--transition-theme), border-color 0.15s ease;
  font: inherit;
  cursor: pointer;
  padding: 0;
}
.icon-link:hover { border-color: var(--accent); }
.icon-link--kopiert {
  color: var(--badge-neu-fg) !important;
  border-color: var(--badge-neu-fg) !important;
}

.icon-copy-wrap { position: relative; display: inline-flex; }

.icon-copy-popup {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--text);
  color: var(--bg);
  font-size: 0.72rem;
  font-weight: 600;
  white-space: nowrap;
  padding: 4px 9px;
  border-radius: var(--radius-s);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 5;
}
.icon-copy-popup::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--text);
}
.icon-copy-popup.icon-copy-popup--zeige {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* --- Badges (neu / geändert / gelöscht / OK / Fehler) --- */
.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.badge--neu, .badge--ok { background: var(--badge-neu-bg); color: var(--badge-neu-fg); }
.badge--geaendert { background: var(--badge-geaendert-bg); color: var(--badge-geaendert-fg); }
.badge--geloescht, .badge--fehler { background: var(--badge-geloescht-bg); color: var(--badge-geloescht-fg); }

/* --- Formulare (Admin) --- */
.feld { margin-bottom: var(--space-3); }
.feld label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}
.feld input[type="text"], .feld input[type="url"], .feld input[type="number"],
.feld input[type="password"] {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-s);
  border: 1.5px solid var(--border);
  background: var(--surface);
  color: var(--text);
  transition: var(--transition-theme), border-color 0.15s ease;
}
.feld input:focus { border-color: var(--accent); outline: none; }
.feld__hinweis { display: block; font-size: 0.8rem; color: var(--text-muted); margin-top: 0.3rem; }

.cron-url {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  word-break: break-all;
  padding: 0.5rem 0.7rem;
  background: var(--surface-alt);
  border-radius: var(--radius-s);
  margin-top: 0.4rem;
}

.btn {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius-m);
  border: none;
  background: var(--accent);
  color: var(--accent-contrast);
  cursor: pointer;
  transition: transform 0.15s ease, opacity 0.15s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.btn:hover { transform: translateY(-1px); }

.btn--sekundaer {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text);
}

.btn--gefahr {
  background: var(--badge-geloescht-fg);
  color: #fff;
}

.top-aktionen { display: flex; justify-content: flex-end; margin-bottom: var(--space-3); }

/* --- Hinweis-/Fehlerbox --- */
.hinweisbox {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-m);
  font-size: 0.9rem;
  margin-bottom: var(--space-3);
}
.hinweisbox--fehler {
  background: var(--badge-geloescht-bg);
  color: var(--badge-geloescht-fg);
}
.hinweisbox--erfolg {
  background: var(--badge-neu-bg);
  color: var(--badge-neu-fg);
}

/* --- Tabellen (Admin: Quellenliste) --- */
table.admin-tabelle { width: 100%; border-collapse: collapse; }
table.admin-tabelle th {
  text-align: left;
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.6rem 0.7rem;
  border-bottom: 1px solid var(--border);
}
table.admin-tabelle td {
  padding: 0.7rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  vertical-align: top;
}

/* Responsive: ab 620px Breite werden Tabellen zu gestapelten Karten */
@media (max-width: 620px) {
  .quelle { flex-direction: column; align-items: flex-start; }
  table.admin-tabelle thead { display: none; }
  table.admin-tabelle, table.admin-tabelle tbody, table.admin-tabelle tr, table.admin-tabelle td {
    display: block; width: 100%;
  }
  table.admin-tabelle tr { border-bottom: 1px solid var(--border); padding: var(--space-2) 0; }
  table.admin-tabelle td { border: none; padding: 0.2rem 0; }
  table.admin-tabelle td::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--text-muted);
  }
}

/* --- Footer --- */
footer {
  margin-top: var(--space-4);
  text-align: center;
  font-size: 0.82rem;
  color: var(--text-muted);
}
footer a { text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer .footer__version {
  display: block;
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  opacity: 0.8;
}

/* --- Changelog-Ansicht (Admin) --- */
.changelog h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin: var(--space-4) 0 var(--space-2);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}
.changelog h2:first-child { margin-top: 0; }
.changelog h3 {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  margin: var(--space-3) 0 var(--space-1);
}
.changelog p { color: var(--text-muted); margin: 0 0 var(--space-2); }
.changelog ul { margin: 0 0 var(--space-2); padding-left: 1.3em; }
.changelog li { margin-bottom: 0.5em; line-height: 1.5; }
.changelog code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--surface-alt);
  padding: 0.1em 0.4em;
  border-radius: 4px;
}
.changelog strong { color: var(--text); }