/* ─── Reset & Variables ─────────────────────────────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --antraciet: #1C1E22;
  --antraciet-light: #252830;
  --antraciet-mid: #2E3138;
  --offwhite: #FAFAFA;
  --creme: #FDFBF7;
  --creme-dark: #F5F0E8;
  --wit: #FFFFFF;
  --turquoise: #17A2B8;
  --turquoise-dark: #117A8B;
  --turquoise-light: #2DD4BF;
  --turquoise-dim: rgba(23, 162, 184, 0.12);
  --bronsgoud: #E5D3B3;
  --bronsgoud-dim: rgba(229, 211, 179, 0.2);
  --text-muted: rgba(250, 250, 250, 0.5);
  --text-secondary: rgba(250, 250, 250, 0.72);
  --border: rgba(250, 250, 250, 0.08);
  --border-accent: rgba(23, 162, 184, 0.3);
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --radius: 12px;
  --radius-sm: 8px;
  --sidebar-w: 240px;
  --header-h: 60px;
}

/* ─── Typography ────────────────────────────────────────────────────────── */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;1,600;1,700&family=Inter:wght@300;400;500;600&display=swap');

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--antraciet);
  color: var(--offwhite);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Playfair Display', Georgia, serif;
  line-height: 1.25;
}

h1 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 700; }
h2 { font-size: clamp(1.15rem, 2.5vw, 1.5rem); font-weight: 600; }
h3 { font-size: 1.1rem; font-weight: 600; }

/* ─── Layout ────────────────────────────────────────────────────────────── */

.app {
  display: flex;
  min-height: 100vh;
}

/* ─── Sidebar ───────────────────────────────────────────────────────────── */

.sidebar {
  width: var(--sidebar-w);
  background: var(--antraciet-light);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform 0.3s ease;
}

.sidebar-logo {
  padding: 28px 24px 20px;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.sidebar-logo::after {
  content: '';
  position: absolute;
  top: -30px;
  right: -30px;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--turquoise);
  opacity: 0.05;
}

.sidebar-logo .logo-name {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--offwhite);
  line-height: 1;
  letter-spacing: -0.5px;
}

.sidebar-logo .logo-name span {
  color: var(--turquoise);
  font-style: italic;
}

.sidebar-logo .logo-sub {
  font-size: 0.72rem;
  color: var(--bronsgoud);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 4px;
  font-weight: 500;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  text-decoration: none;
  background: none;
  width: 100%;
  text-align: left;
}

.nav-item:hover {
  background: var(--antraciet-mid);
  color: var(--offwhite);
}

.nav-item.active {
  background: var(--turquoise-dim);
  color: var(--turquoise);
  border-color: var(--border-accent);
}

.nav-item .nav-icon {
  font-size: 1.1rem;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ─── Main content ──────────────────────────────────────────────────────── */

.main {
  flex: 1;
  margin-left: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.topbar {
  height: var(--header-h);
  background: var(--antraciet-light);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 28px;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--offwhite);
  flex: 1;
}

.topbar-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  flex-shrink: 0;
}

.status-dot.online {
  background: #4ade80;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.2);
  animation: pulse 2s infinite;
}

.status-dot.offline {
  background: #f87171;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--offwhite);
  cursor: pointer;
  padding: 4px;
  font-size: 1.3rem;
}

.content {
  flex: 1;
  padding: 28px;
  max-width: 1200px;
  width: 100%;
}

/* ─── Views ─────────────────────────────────────────────────────────────── */

.view { display: none; }
.view.active { display: block; }

/* ─── Section header ────────────────────────────────────────────────────── */

.section-header {
  margin-bottom: 24px;
}

.section-header h2 {
  color: var(--offwhite);
}

.section-header p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 4px;
}

/* ─── Stats grid ────────────────────────────────────────────────────────── */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--antraciet-light);
  border: 1.5px solid rgba(229, 211, 179, 0.14);
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.2s;
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: -20px;
  right: -20px;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--turquoise);
  opacity: 0.06;
}

.stat-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0,0,0,0.3);
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: 8px;
}

.stat-value {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--offwhite);
  line-height: 1;
}

.stat-value.accent {
  color: var(--turquoise);
}

.stat-sub {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 6px;
}

/* ─── Info cards ────────────────────────────────────────────────────────── */

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.info-card {
  background: var(--antraciet-light);
  border: 1.5px solid rgba(229, 211, 179, 0.14);
  border-radius: var(--radius);
  padding: 20px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.info-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0,0,0,0.3);
}

.info-card-title {
  font-size: 0.8rem;
  color: var(--bronsgoud);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  margin-bottom: 12px;
}

.info-card-content {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.info-card-content strong {
  color: var(--offwhite);
  font-weight: 500;
}

/* ─── Toolbar (search + filter) ─────────────────────────────────────────── */

.toolbar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.search-input {
  flex: 1;
  min-width: 200px;
  background: var(--antraciet-mid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--offwhite);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.2s;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-input:focus {
  border-color: var(--turquoise);
}

.filter-select {
  background: var(--antraciet-mid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--offwhite);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  cursor: pointer;
  min-width: 140px;
  transition: border-color 0.2s;
}

.filter-select:focus {
  border-color: var(--turquoise);
}

/* ─── Item list ─────────────────────────────────────────────────────────── */

.item-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.item-card {
  background: var(--antraciet-light);
  border: 1.5px solid rgba(229, 211, 179, 0.14);
  border-radius: var(--radius);
  padding: 16px 20px;
  cursor: pointer;
  transition: all 0.18s ease;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.item-card:hover {
  border-color: var(--turquoise);
  box-shadow: 0 0 0 2px rgba(23, 162, 184, 0.15);
  transform: translateY(-2px);
}

.item-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--turquoise-dim);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.item-card-body {
  flex: 1;
  min-width: 0;
}

.item-card-title {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--offwhite);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.item-card-preview {
  font-size: 0.82rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}

.item-card-meta {
  display: flex;
  gap: 10px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.badge-type {
  background: var(--turquoise-dim);
  color: var(--turquoise);
  border: 1px solid var(--border-accent);
}

.badge-feedback { background: rgba(251, 191, 36, 0.12); color: #fbbf24; border: 1px solid rgba(251, 191, 36, 0.25); }
.badge-project { background: rgba(167, 139, 250, 0.12); color: #a78bfa; border: 1px solid rgba(167, 139, 250, 0.25); }
.badge-reference { background: rgba(52, 211, 153, 0.12); color: #34d399; border: 1px solid rgba(52, 211, 153, 0.25); }
.badge-user { background: rgba(251, 146, 60, 0.12); color: #fb923c; border: 1px solid rgba(251, 146, 60, 0.25); }
.badge-knowledge { background: rgba(99, 179, 237, 0.12); color: #63b3ed; border: 1px solid rgba(99, 179, 237, 0.25); }
.badge-active { background: rgba(74, 222, 128, 0.12); color: #4ade80; border: 1px solid rgba(74, 222, 128, 0.25); }
.badge-inactive { background: rgba(248, 113, 113, 0.12); color: #f87171; border: 1px solid rgba(248, 113, 113, 0.25); }
.badge-channel { background: var(--bronsgoud-dim); color: var(--bronsgoud); border: 1px solid rgba(229, 211, 179, 0.3); }

.date-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ─── Detail panel ──────────────────────────────────────────────────────── */

.detail-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 200;
  display: flex;
  justify-content: flex-end;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.detail-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.detail-panel {
  width: min(520px, 100vw);
  height: 100vh;
  background: var(--antraciet-light);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.25s ease;
  overflow: hidden;
}

.detail-overlay.open .detail-panel {
  transform: translateX(0);
}

.detail-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.detail-header-text {
  flex: 1;
  min-width: 0;
}

.detail-header h3 {
  color: var(--offwhite);
  font-size: 1rem;
  word-break: break-word;
}

.detail-header .meta {
  display: flex;
  gap: 8px;
  margin-top: 6px;
  flex-wrap: wrap;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.4rem;
  padding: 0;
  line-height: 1;
  flex-shrink: 0;
  transition: color 0.15s;
}

.close-btn:hover {
  color: var(--offwhite);
}

.detail-body {
  flex: 1;
  overflow-y: auto;
  padding: 24px;
}

.detail-field {
  margin-bottom: 20px;
}

.detail-field-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bronsgoud);
  font-weight: 600;
  margin-bottom: 6px;
}

.detail-field-value {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.7;
  word-break: break-word;
  white-space: pre-wrap;
}

/* ─── Conversations ──────────────────────────────────────────────────────── */

.message-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.message-bubble {
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.85rem;
  line-height: 1.6;
  max-width: 100%;
  word-break: break-word;
  white-space: pre-wrap;
}

.message-bubble.user {
  background: var(--turquoise-dim);
  border: 1px solid var(--border-accent);
  color: var(--offwhite);
}

.message-bubble.assistant {
  background: var(--antraciet-mid);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

.message-role {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  color: var(--text-muted);
}

.message-role.user { color: var(--turquoise); }
.message-role.assistant { color: var(--bronsgoud); }

/* ─── Load more ─────────────────────────────────────────────────────────── */

.load-more {
  text-align: center;
  margin-top: 20px;
}

.btn {
  background: var(--turquoise);
  color: var(--wit);
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 20px;
  font-size: 0.88rem;
  font-weight: 600;
  font-family: 'Inter', sans-serif;
  cursor: pointer;
  transition: background 0.15s;
}

.btn:hover {
  background: var(--turquoise-dark);
}

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

.btn-ghost:hover {
  background: var(--antraciet-mid);
  color: var(--offwhite);
  border-color: var(--border-accent);
}

/* ─── Empty state ───────────────────────────────────────────────────────── */

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  opacity: 0.5;
}

.empty-state p {
  font-size: 0.9rem;
}

/* ─── Loading ───────────────────────────────────────────────────────────── */

.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 40px;
  color: var(--text-muted);
  font-size: 0.88rem;
}

.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--turquoise);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── Hairline ──────────────────────────────────────────────────────────── */

.hairline {
  height: 1px;
  background: var(--bronsgoud);
  opacity: 0.25;
  margin: 20px 0;
}

/* ─── Sidebar overlay (mobile) ──────────────────────────────────────────── */

.sidebar-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 90;
}

/* ─── Responsive ────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .sidebar-backdrop.open {
    display: block;
  }

  .main {
    margin-left: 0;
  }

  .hamburger {
    display: block;
  }

  .content {
    padding: 20px 16px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-select {
    width: 100%;
  }
}

@media (max-width: 400px) {
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* ─── Scrollbar ─────────────────────────────────────────────────────────── */

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--antraciet-mid);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-accent);
}

/* ─── Nav divider ────────────────────────────────────────────────────────── */

.nav-divider {
  height: 1px;
  background: var(--border);
  margin: 10px 12px;
}

/* ─── Btn size modifier ──────────────────────────────────────────────────── */

.btn-sm {
  padding: 7px 14px;
  font-size: 0.8rem;
}

.btn--active {
  border-color: var(--turquoise);
  color: var(--turquoise);
}

/* ─── Chat view ──────────────────────────────────────────────────────────── */

.chat-window {
  background: var(--antraciet-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  min-height: 360px;
  max-height: 560px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 16px;
}

.chat-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 0.88rem;
  padding: 40px 0;
}

.chat-empty-icon {
  font-size: 2rem;
  opacity: 0.4;
}

.chat-message {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-width: 84%;
}

.chat-message--user {
  align-self: flex-end;
  align-items: flex-end;
}

.chat-message--assistant {
  align-self: flex-start;
  align-items: flex-start;
}

.chat-bubble-label {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 2px;
  padding: 0 4px;
}

.chat-message--user .chat-bubble-label {
  color: var(--turquoise);
}

.chat-message--assistant .chat-bubble-label {
  color: var(--bronsgoud);
}

.chat-bubble {
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.88rem;
  line-height: 1.65;
  word-break: break-word;
  white-space: pre-wrap;
}

.chat-bubble--user {
  background: var(--turquoise-dim);
  border: 1px solid var(--border-accent);
  color: var(--offwhite);
  border-bottom-right-radius: 4px;
}

.chat-bubble--assistant {
  background: var(--antraciet-mid);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-bottom-left-radius: 4px;
}

/* Typing indicator */
.chat-bubble--typing {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 16px;
}

.chat-bubble--typing span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: typing-bounce 1.1s infinite ease-in-out;
}

.chat-bubble--typing span:nth-child(2) { animation-delay: 0.18s; }
.chat-bubble--typing span:nth-child(3) { animation-delay: 0.36s; }

@keyframes typing-bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.5; }
  40%            { transform: translateY(-5px); opacity: 1; }
}

.chat-input-row {
  display: flex;
  gap: 0;
  align-items: stretch;
  background: var(--antraciet-mid);
  border: 1.5px solid rgba(229, 211, 179, 0.14);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s;
}

.chat-input-row:focus-within {
  border-color: var(--turquoise);
}

.chat-textarea {
  flex: 1;
  background: transparent;
  border: none;
  padding: 14px 16px;
  color: var(--offwhite);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  resize: none;
  line-height: 1.5;
  min-height: 52px;
  max-height: 180px;
  overflow-y: auto;
}

.chat-textarea::placeholder {
  color: var(--text-muted);
}

.chat-send-btn {
  flex-shrink: 0;
  border-radius: 0;
  height: auto;
  padding: 14px 24px;
  align-self: stretch;
}

.chat-upload-btn {
  flex-shrink: 0;
  background: transparent;
  border: none;
  border-right: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 1.3rem;
  padding: 0 14px;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  font-family: 'Inter', sans-serif;
  line-height: 1;
}

.chat-upload-btn:hover {
  color: var(--turquoise);
  background: var(--turquoise-dim);
}

.chat-attachments {
  display: none;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.chat-attachment-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--antraciet-mid);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.chat-attachment-thumb {
  width: 36px;
  height: 36px;
  border-radius: 4px;
  object-fit: cover;
}

.chat-attachment-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.chat-attachment-name {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chat-attachment-remove {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0 2px;
  transition: color 0.15s;
}

.chat-attachment-remove:hover {
  color: #f87171;
}

/* ─── Terminal view ──────────────────────────────────────────────────────── */

.terminal-box {
  background: var(--antraciet);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  min-height: 360px;
  max-height: 600px;
  overflow-y: auto;
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.78rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.term-line {
  word-break: break-all;
  white-space: pre-wrap;
  padding: 1px 0;
}

.term-line--error {
  color: #f87171;
}

.term-line--muted {
  color: var(--text-muted);
  font-style: italic;
}

.term-line--luna {
  color: var(--turquoise-light);
  white-space: pre-wrap;
}

.term-line--user {
  color: var(--bronsgoud);
  font-weight: 600;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

/* Subtle color coding for log levels */
.term-line:is([class*="ERROR"]),
.term-line:has-text("ERROR") {
  color: #f87171;
}

.terminal-meta {
  margin-top: 10px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

.terminal-quick-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.term-line--cmd {
  color: var(--turquoise);
  font-weight: 600;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
}

.term-line--cmd:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

.terminal-logs-section {
  margin-top: 20px;
}

.terminal-logs-toggle {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 10px 0;
  user-select: none;
  transition: color 0.15s;
}

.terminal-logs-toggle:hover {
  color: var(--turquoise);
}

.terminal-logs-box {
  margin-top: 10px;
  max-height: 300px;
}

.terminal-input-row {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-top: 12px;
  background: var(--antraciet-mid);
  border: 1.5px solid rgba(229, 211, 179, 0.14);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.2s;
}

.terminal-input-row:focus-within {
  border-color: var(--turquoise);
}

.terminal-prompt {
  padding: 14px 0 14px 16px;
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.85rem;
  color: var(--turquoise);
  flex-shrink: 0;
  user-select: none;
  display: flex;
  align-items: center;
}

.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  padding: 14px 16px 14px 8px;
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  color: var(--offwhite);
  line-height: 1.5;
}

.terminal-input::placeholder {
  color: var(--text-muted);
}

.terminal-run-btn {
  flex-shrink: 0;
  background: var(--turquoise);
  border: none;
  color: var(--wit);
  padding: 14px 24px;
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s;
  align-self: stretch;
}

.terminal-run-btn:hover {
  background: var(--turquoise-dark);
}

/* ─── Settings / model switcher ──────────────────────────────────────────── */

.settings-section {
  margin-bottom: 28px;
}

.settings-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--bronsgoud);
  margin-bottom: 10px;
}

.settings-active-pill {
  display: inline-block;
  background: var(--turquoise-dim);
  border: 1px solid var(--border-accent);
  border-radius: 24px;
  padding: 6px 16px;
  font-size: 0.88rem;
  color: var(--turquoise);
  font-weight: 500;
}

.settings-provider-section {
  margin-bottom: 28px;
}

.settings-provider-heading {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--offwhite);
  margin-bottom: 14px;
}

.settings-model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}

.settings-model-card {
  background: var(--antraciet-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  min-height: 80px;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
  position: relative;
  font-family: 'Inter', sans-serif;
}

.settings-model-card:hover {
  border-color: var(--border-accent);
  background: var(--antraciet-mid);
}

.settings-model-card--active {
  border-color: var(--turquoise);
  background: var(--turquoise-dim);
}

.settings-model-card--selected:not(.settings-model-card--active) {
  border-color: var(--bronsgoud);
  background: var(--bronsgoud-dim);
}

.settings-model-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--offwhite);
  margin-bottom: 4px;
}

.settings-model-id {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

.settings-model-badge {
  margin-top: 10px;
  display: inline-block;
  background: var(--turquoise);
  color: var(--wit);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 20px;
}

.settings-save-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 8px;
}

.settings-save-status {
  font-size: 0.85rem;
}

.settings-save-status--ok {
  color: #4ade80;
}

.settings-save-status--error {
  color: #f87171;
}

.settings-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  margin: 32px 0 24px;
}

/* ─── OpenAI Auth ──────────────────────────────────────────────────────── */

.openai-auth-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 20px;
  margin-top: 12px;
  overflow: hidden;
  word-break: break-word;
}

.openai-auth-box .openai-error {
  color: #f87171;
  font-size: 13px;
  max-height: 80px;
  overflow-y: auto;
  word-break: break-all;
  padding: 8px 12px;
  background: rgba(248, 113, 113, 0.08);
  border-radius: 6px;
  margin-bottom: 12px;
}

.openai-status {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}

.openai-status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.openai-status-dot.openai-connected {
  background: #4ade80;
  box-shadow: 0 0 8px rgba(74, 222, 128, 0.4);
}

.openai-status-dot.openai-pending {
  background: #facc15;
  box-shadow: 0 0 8px rgba(250, 204, 21, 0.4);
  animation: pulse 1.5s ease-in-out infinite;
}

.openai-status-dot.openai-disconnected {
  background: #64748b;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.openai-actions {
  margin-bottom: 8px;
}

.openai-actions .btn-sm {
  padding: 8px 20px;
  font-size: 13px;
}

.openai-actions .btn-danger {
  background: rgba(248, 113, 113, 0.15);
  border-color: rgba(248, 113, 113, 0.3);
  color: #f87171;
}

.openai-actions .btn-danger:hover {
  background: rgba(248, 113, 113, 0.25);
}

.openai-device-flow {
  background: rgba(23, 162, 184, 0.08);
  border: 1px solid rgba(23, 162, 184, 0.2);
  border-radius: 10px;
  padding: 20px;
  text-align: center;
  margin-top: 12px;
}

.openai-device-code-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 10px;
}

.openai-device-code {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 4px;
  color: #17a2b8;
  font-family: 'JetBrains Mono', monospace;
  padding: 12px 20px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: 8px;
  display: inline-block;
  margin-bottom: 12px;
  user-select: all;
}

.openai-device-link {
  display: block;
  color: #17a2b8;
  font-size: 13px;
  margin-bottom: 16px;
  text-decoration: underline;
}

.openai-device-link:hover {
  color: #1fc8e3;
}

.openai-device-waiting {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
}

.settings-model-card--locked {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
  filter: grayscale(0.5);
}

.settings-lock-notice {
  font-size: 12px;
  color: var(--bronsgoud);
  margin-top: -4px;
  margin-bottom: 6px;
  letter-spacing: 0.03em;
}

.claude-plan-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--turquoise);
  background: var(--turquoise-dim);
  border: 1px solid var(--border-accent);
  border-radius: 4px;
  padding: 2px 8px;
  margin-top: 6px;
}

.claude-meta {
  margin-bottom: 8px;
}

.claude-code-input-row {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}

.claude-code-input {
  flex: 1;
  background: var(--antraciet);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--offwhite);
  font-family: 'JetBrains Mono', 'Fira Code', monospace;
  font-size: 13px;
  padding: 8px 12px;
  outline: none;
  transition: border-color 0.2s;
}

.claude-code-input:focus {
  border-color: var(--turquoise);
}

.claude-code-input::placeholder {
  color: var(--text-muted);
}

/* ─── iPad (portrait + landscape) ──────────────────────────────────────── */

@media (max-width: 1024px) and (min-width: 769px) {
  :root {
    --sidebar-w: 220px;
  }

  .content {
    padding: 24px 20px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .info-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .settings-model-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .terminal-box {
    min-height: 300px;
    max-height: 500px;
  }

  .chat-window {
    min-height: 300px;
    max-height: 480px;
  }
}

/* ─── Responsive additions (mobile + tablet shared) ──────────────────────── */

@media (max-width: 768px) {
  .chat-message {
    max-width: 95%;
  }

  .settings-model-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .agents-grid {
    grid-template-columns: 1fr;
  }

  .chat-send-btn {
    padding: 14px 18px;
  }

  .section-header {
    margin-bottom: 16px;
  }

  .section-header h2 {
    font-size: 1.1rem;
  }

  /* Terminal mobile fixes */
  .terminal-quick-actions {
    gap: 6px;
    overflow-x: auto;
    flex-wrap: nowrap;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
  }

  .terminal-quick-actions::-webkit-scrollbar {
    display: none;
  }

  .terminal-quick-actions .btn-sm {
    white-space: nowrap;
    flex-shrink: 0;
    padding: 8px 12px;
    font-size: 0.75rem;
  }

  .terminal-box {
    min-height: 240px;
    max-height: 400px;
    padding: 12px 14px;
    font-size: 0.72rem;
  }

  .terminal-input-row {
    margin-top: 10px;
  }

  .terminal-input {
    font-size: 0.78rem;
    padding: 14px 10px 14px 6px;
  }

  .terminal-prompt {
    padding: 14px 0 14px 12px;
    font-size: 0.78rem;
  }

  .terminal-run-btn {
    padding: 14px 14px;
    font-size: 0.75rem;
  }

  .terminal-logs-box {
    max-height: 200px;
    font-size: 0.7rem;
  }

  /* Chat mobile */
  .chat-window {
    min-height: 280px;
    max-height: 400px;
    padding: 14px;
  }

  .chat-bubble {
    font-size: 0.85rem;
    padding: 10px 14px;
  }

  .chat-textarea {
    font-size: 0.88rem;
    padding: 12px 14px;
  }

  /* Detail panel full width on mobile */
  .detail-panel {
    width: 100vw;
  }

  .detail-body {
    padding: 16px;
  }

  .detail-header {
    padding: 16px;
  }

  /* Item cards tighter */
  .item-card {
    padding: 14px 16px;
    gap: 10px;
  }

  .item-card-icon {
    width: 32px;
    height: 32px;
    font-size: 0.9rem;
  }

  .item-card-title {
    font-size: 0.88rem;
  }

  .item-card-preview {
    font-size: 0.78rem;
  }

  /* Settings */
  .settings-model-card {
    padding: 12px;
  }

  .settings-model-name {
    font-size: 0.82rem;
  }

  .settings-save-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
}

@media (max-width: 400px) {
  .settings-model-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    gap: 10px;
  }

  .stat-card {
    padding: 14px;
  }

  .stat-value {
    font-size: 1.5rem;
  }

  .terminal-box {
    min-height: 200px;
    max-height: 320px;
    padding: 10px 12px;
    font-size: 0.68rem;
  }

  .agents-grid {
    grid-template-columns: 1fr;
  }
}

/* ─── Agents ──────────────────────────────────────────────────────────────── */

.agents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
}

.agent-card {
  background: var(--antraciet-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.15s;
}

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

.agent-card-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.agent-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--turquoise), var(--turquoise-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--wit);
  flex-shrink: 0;
}

.agent-card-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--offwhite);
  margin-bottom: 3px;
}

.agent-card-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.agent-card-stats {
  display: flex;
  gap: 0;
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-bottom: 12px;
}

.agent-stat {
  flex: 1;
  text-align: center;
  position: relative;
}

.agent-stat + .agent-stat::before {
  content: '';
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 1px;
  background: var(--border);
}

.agent-stat-value {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--turquoise-light);
}

.agent-stat-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}

.agent-card-footer {
  text-align: right;
}

.agent-detail-stats {
  display: flex;
  gap: 0;
  background: var(--antraciet-light);
  border-radius: var(--radius-sm);
  padding: 16px 0;
  margin-bottom: 20px;
}

.agent-detail-stat {
  flex: 1;
  text-align: center;
  position: relative;
}

.agent-detail-stat + .agent-detail-stat::before {
  content: '';
  position: absolute;
  left: 0;
  top: 2px;
  bottom: 2px;
  width: 1px;
  background: var(--border);
}

.agent-detail-stat-value {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--turquoise-light);
}

.agent-detail-stat-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 2px;
}