/* Sara PWA Styles - mobile-first, dark/light auto */

:root {
  --bg: #fdf6f6;
  --bg-elev: #ffffff;
  --bg-soft: #f4ebec;
  --text: #2a1f20;
  --text-muted: #7a6b6c;
  --accent: #b85769;        /* warmes Rosé-Rot */
  --accent-hover: #a04658;
  --accent-soft: #f8e1e6;
  --border: #e8d8da;
  --user-bubble: #1f1a1a;
  --user-bubble-text: #f7eded;
  --sara-bubble: #ffffff;
  --sara-bubble-text: #2a1f20;
  --danger: #c0392b;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.04);
  --radius: 16px;
  --safe-top: env(safe-area-inset-top, 0);
  --safe-bottom: env(safe-area-inset-bottom, 0);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1414;
    --bg-elev: #251c1c;
    --bg-soft: #2c2424;
    --text: #f0e6e6;
    --text-muted: #a89a9a;
    --accent: #d97a8b;
    --accent-hover: #e88a99;
    --accent-soft: #3a2429;
    --border: #3a2c2e;
    --user-bubble: #b85769;
    --user-bubble-text: #ffffff;
    --sara-bubble: #2c2424;
    --sara-bubble-text: #f0e6e6;
    --shadow: 0 1px 3px rgba(0,0,0,0.3), 0 4px 12px rgba(0,0,0,0.2);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  -webkit-tap-highlight-color: transparent;
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: column;
}

/* ---- Views ---- */

.view {
  display: none;
  position: fixed;
  inset: 0;
  flex-direction: column;
  background: var(--bg);
}

.view.active { display: flex; }

/* ---- Topbar ---- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--safe-top) + 12px) 12px 12px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}

.topbar h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.icon-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  font-size: 22px;
  color: var(--text);
  cursor: pointer;
  border-radius: 10px;
  -webkit-tap-highlight-color: transparent;
}

.icon-btn:active { background: var(--bg-soft); }

.spacer { width: 40px; }

/* ---- Login ---- */

#view-login { align-items: center; justify-content: center; }

.login-card {
  background: var(--bg-elev);
  border-radius: var(--radius);
  padding: 32px 24px;
  width: 90%;
  max-width: 360px;
  box-shadow: var(--shadow);
}

.brand {
  margin: 0 0 8px;
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  letter-spacing: -0.02em;
  color: var(--accent);
}

.muted { color: var(--text-muted); text-align: center; margin: 0 0 20px; font-size: 14px; }

#view-login input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  border-radius: 10px;
  font-size: 16px;
  margin-bottom: 12px;
}

#view-login button { width: 100%; }

.error {
  color: var(--danger);
  text-align: center;
  font-size: 14px;
  margin: 8px 0 0;
  min-height: 20px;
}

/* ---- Chat ---- */

.chat-scroll {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 16px 12px 8px;
}

.loadmore { text-align: center; padding: 8px; }
.loadmore button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 16px;
  font-size: 13px;
  cursor: pointer;
}

.msg {
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  max-width: 85%;
  word-wrap: break-word;
}

.msg.user { align-self: flex-end; align-items: flex-end; }
.msg.assistant { align-self: flex-start; align-items: flex-start; }

#chat-messages {
  display: flex;
  flex-direction: column;
}

.bubble {
  padding: 10px 14px;
  border-radius: 18px;
  font-size: 15.5px;
  line-height: 1.5;
  white-space: pre-wrap;
}

.msg.user .bubble {
  background: var(--user-bubble);
  color: var(--user-bubble-text);
  border-bottom-right-radius: 6px;
}

.msg.selected .bubble {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.msg-actions {
  display: flex;
  gap: 6px;
  margin-top: 6px;
  padding: 0 6px;
}

.msg-actions button {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: 12px;
  font-size: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  box-shadow: var(--shadow);
}

.msg-actions button.danger {
  border-color: var(--danger);
  color: var(--danger);
}

.msg-checkbox {
  display: none;
  width: 22px;
  height: 22px;
  border: 2px solid var(--text-muted);
  border-radius: 50%;
  margin: 12px 6px;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 14px;
  color: white;
  background: transparent;
}

.msg-row {
  display: flex;
  align-items: flex-start;
}

.select-mode .msg-checkbox { display: flex; }
.select-mode .msg.user .msg-row { flex-direction: row-reverse; }

.msg.checked .msg-checkbox {
  background: var(--accent);
  border-color: var(--accent);
}

.msg.checked .msg-checkbox::after { content: '✓'; }

.select-bar {
  background: var(--accent-soft);
}

.icon-btn.danger { color: var(--danger); }

.msg.assistant .bubble {
  background: var(--sara-bubble);
  color: var(--sara-bubble-text);
  border-bottom-left-radius: 6px;
  box-shadow: var(--shadow);
}

.bubble em {
  color: var(--accent);
  font-style: italic;
  opacity: 0.92;
}

.msg-time {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 4px;
  padding: 0 6px;
}

.typing {
  display: flex;
  gap: 4px;
  padding: 12px 18px;
  background: var(--sara-bubble);
  border-radius: 18px;
  border-bottom-left-radius: 6px;
  width: fit-content;
  align-self: flex-start;
  margin: 0 12px 14px;
  box-shadow: var(--shadow);
}

.typing .dot {
  width: 8px;
  height: 8px;
  background: var(--text-muted);
  border-radius: 50%;
  animation: bounce 1.2s infinite ease-in-out;
}

.typing .dot:nth-child(2) { animation-delay: 0.15s; }
.typing .dot:nth-child(3) { animation-delay: 0.3s; }

@keyframes bounce {
  0%, 80%, 100% { transform: scale(0.8); opacity: 0.5; }
  40% { transform: scale(1.1); opacity: 1; }
}

/* ---- Composer ---- */

.composer {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 8px 12px calc(var(--safe-bottom) + 8px);
  background: var(--bg-elev);
  border-top: 1px solid var(--border);
}

#chat-input {
  flex: 1;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 22px;
  font-size: 16px;
  font-family: inherit;
  resize: none;
  max-height: 200px;
  line-height: 1.4;
}

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

#chat-send {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: white;
  border: none;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

#chat-send:hover { background: var(--accent-hover); }
#chat-send:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---- Buttons (generisch) ---- */

button.primary {
  background: var(--accent);
  color: white;
  border: none;
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
}

button.primary:hover { background: var(--accent-hover); }
button.primary:disabled { opacity: 0.5; cursor: not-allowed; }

button.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 15px;
  cursor: pointer;
}

/* ---- Pages (Memories, History, Settings) ---- */

.page {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px calc(var(--safe-bottom) + 16px);
  -webkit-overflow-scrolling: touch;
}

.card {
  background: var(--bg-elev);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.card label {
  display: block;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text-muted);
}

.card input, .card textarea {
  width: 100%;
  margin-top: 4px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
}

.card textarea { resize: vertical; min-height: 60px; }

.row {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 8px;
}

.row > * { flex: 1; }
.row > .primary, .row > .danger { flex: 0 0 auto; }

.tabs {
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0;
  gap: 0;
}

.tab {
  padding: 10px 16px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 14px;
  border-bottom: 2px solid transparent;
}

.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.memory-item {
  background: var(--bg-elev);
  padding: 12px 14px;
  border-radius: 12px;
  margin-bottom: 8px;
  display: flex;
  gap: 10px;
  box-shadow: var(--shadow);
}

.memory-item.inactive { opacity: 0.55; }

.memory-content {
  flex: 1;
  font-size: 15px;
}

.memory-kind {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.memory-actions {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.memory-actions button {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
}

.memory-actions button.danger {
  color: var(--danger);
  border-color: var(--danger);
  padding: 4px 8px;
  font-size: 12px;
}

.history-item {
  padding: 10px 14px;
  border-radius: 10px;
  margin-bottom: 8px;
  background: var(--bg-elev);
  box-shadow: var(--shadow);
  font-size: 14px;
}

.history-item.user { border-left: 3px solid var(--user-bubble); }
.history-item.assistant { border-left: 3px solid var(--accent); }

.history-meta {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

#history-search {
  margin-bottom: 12px;
  padding: 10px 14px;
  font-size: 15px;
}

/* ---- Drawer ---- */

.drawer {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  visibility: hidden;
}

.drawer.open { pointer-events: auto; visibility: visible; }

.drawer-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  opacity: 0;
  transition: opacity 0.2s;
}

.drawer.open .drawer-backdrop { opacity: 1; }

.drawer-content {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 75%;
  max-width: 280px;
  background: var(--bg-elev);
  transform: translateX(-100%);
  transition: transform 0.25s ease;
  padding: calc(var(--safe-top) + 24px) 0 var(--safe-bottom);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}

.drawer.open .drawer-content { transform: translateX(0); }

.drawer-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 14px 22px;
  font-size: 16px;
  color: var(--text);
  cursor: pointer;
}

.drawer-item:active, .drawer-item:hover { background: var(--bg-soft); }

/* ---- Toast ---- */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(var(--safe-bottom) + 80px);
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 10px 18px;
  border-radius: 22px;
  font-size: 14px;
  z-index: 200;
  box-shadow: var(--shadow);
  opacity: 1;
  transition: opacity 0.3s;
}

.toast.hidden { opacity: 0; pointer-events: none; }

.hidden { display: none !important; }

/* ---- Desktop-Tweaks ---- */

@media (min-width: 768px) {
  .view {
    max-width: 720px;
    margin: 0 auto;
    border-left: 1px solid var(--border);
    border-right: 1px solid var(--border);
  }
  body {
    background: var(--bg-soft);
  }
}

pre {
  background: var(--bg-soft);
  padding: 8px;
  border-radius: 6px;
  font-size: 12px;
  overflow-x: auto;
  white-space: pre-wrap;
}