@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,600;12..96,700&family=DM+Sans:ital,wght@0,400;0,500;0,600;1,400&display=swap');

/* ───── Theme tokens ───── */
:root {
  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  /* Light mode (default) */
  --bg-primary: #faf9f6;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f0eee9;
  --text-primary: #1a1a1a;
  --text-secondary: #5c5c5c;
  --text-tertiary: #8a8a8a;
  --border: #e2e0db;
  --border-focus: #1a1a1a;
  --accent: #c47a2a;
  --accent-hover: #a86420;
  --accent-text: #ffffff;
  --error: #c4392a;
  --error-bg: #fdf0ee;
  --success: #2a7d4f;
  --success-bg: #eef8f2;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.08);
  --grain-opacity: 0.03;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #0e0e10;
    --bg-secondary: #18181b;
    --bg-tertiary: #232327;
    --text-primary: #f0ece4;
    --text-secondary: #9e9a92;
    --text-tertiary: #6b6860;
    --border: #2e2e32;
    --border-focus: #f0ece4;
    --accent: #d4943a;
    --accent-hover: #e0a550;
    --accent-text: #0e0e10;
    --error: #e05a4b;
    --error-bg: #2a1614;
    --success: #4aad6f;
    --success-bg: #142a1c;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4);
    --grain-opacity: 0.04;
  }
}

/* ───── Reset & base ───── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Subtle grain texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  opacity: var(--grain-opacity);
  pointer-events: none;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

.main-content {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* ───── Typography ───── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.15s ease;
}

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

/* ───── Form elements ───── */
label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.375rem;
  letter-spacing: 0.01em;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
input[type="url"],
input[type="search"],
textarea,
select {
  width: 100%;
  padding: 0.625rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--border-focus) 12%, transparent);
}

input::placeholder {
  color: var(--text-tertiary);
}

/* ───── Buttons ───── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-primary {
  color: var(--accent-text);
  background-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  color: var(--accent-text);
  background-color: var(--accent-hover);
  transform: scale(1.05);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-full {
  width: 100%;
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
}

/* ───── Flash messages ───── */
.flash {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.flash-alert {
  color: var(--error);
  background-color: var(--error-bg);
}

.flash-notice {
  color: var(--success);
  background-color: var(--success-bg);
}

/* ───── Top nav ───── */
.top-nav {
  padding: 0.625rem 1.25rem;
  width: 100%;
  border-bottom: 1px solid var(--border);
}

.top-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav-logo:hover {
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  align-items: baseline;
  gap: 2rem;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--text-tertiary);
  transition: color 0.15s ease;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link-active {
  color: var(--text-primary);
  font-weight: 500;
}

/* ── Hamburger button (hidden on desktop) ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 6px;
  border: none;
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  transition: background 0.15s ease;
  z-index: 12;
}

.nav-hamburger:hover {
  background: var(--bg-tertiary);
}

.nav-hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
  transform-origin: center;
}

/* Hamburger → X animation when open */
.nav-open .nav-hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-open .nav-hamburger-line:nth-child(2) {
  opacity: 0;
}

.nav-open .nav-hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ── Overlay (hidden on desktop) ── */
.nav-overlay {
  display: none;
}

/* ── Mobile nav ── */
@media (max-width: 767px) {
  .top-nav {
    margin-top: 0;
    padding: 0.625rem 1rem;
  }

  .nav-hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100dvh;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 5rem 1.5rem 2rem;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    z-index: 11;
    transform: translateX(100%);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .nav-open .nav-links {
    transform: translateX(0);
  }

  .nav-link {
    display: flex;
    align-items: center;
    padding: 0.875rem 0.75rem;
    font-size: 1.0625rem;
    border-radius: 10px;
    transition: color 0.15s ease, background 0.15s ease;
  }

  .nav-link:hover {
    background: var(--bg-tertiary);
  }

  .nav-link-active {
    background: color-mix(in srgb, var(--accent) 8%, var(--bg-tertiary));
    color: var(--text-primary);
    position: relative;
  }

  .nav-link-active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 50%;
    border-radius: 0 3px 3px 0;
    background: var(--accent);
  }

  .nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.28s ease;
  }

  .nav-open .nav-overlay {
    opacity: 1;
    pointer-events: auto;
  }
}

/* Layout-level flash messages */
.main-content > .flash {
  max-width: 1200px;
  margin: 1rem auto 0;
  padding: 0.75rem 1rem;
  flex-shrink: 0;
}

/* ───── Auth layout ───── */
.auth-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100dvh;
  padding: 2rem 1rem;
}

.auth-card {
  width: 100%;
  max-width: 420px;
}

.auth-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.auth-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.auth-title {
  font-size: 1.75rem;
  color: var(--text-primary);
  margin-bottom: 0.375rem;
}

.auth-subtitle {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.auth-form {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-actions {
  margin-top: 1.75rem;
}

.auth-footer {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.auth-footer a {
  font-weight: 500;
}

/* ───── Field errors ───── */
.field-errors {
  font-size: 0.8125rem;
  color: var(--error);
  margin-top: 0.25rem;
}

.field-error input {
  border-color: var(--error);
}

/* ───── Dashboard layout ───── */
.dashboard {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2rem;
}

.dashboard-header h1 {
  font-size: 1.75rem;
}

.dashboard-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* ───── View toggle ───── */
.view-toggle {
  display: flex;
  gap: 0.25rem;
  background-color: var(--bg-tertiary);
  border-radius: 8px;
  padding: 0.25rem;
}

.view-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all 0.15s ease;
}

.view-toggle-btn:hover {
  color: var(--text-secondary);
}

.view-toggle-btn.active {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

/* ───── Agent cards (grid view) ───── */
.agents-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

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

.agent-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-primary);
  transition: all 0.15s ease;
  box-shadow: var(--shadow-sm);
}

.agent-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.agent-card-link {
  display: block;
  padding: 1.25rem 1.25rem 0;
  color: var(--text-primary);
  flex: 1;
}

.agent-card-link:hover {
  color: var(--text-primary);
}

.agent-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem 1.25rem;
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.agent-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.agent-name {
  font-size: 1.0625rem;
  font-weight: 600;
}

.agent-title {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-bottom: 0.375rem;
}

.agent-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}


/* ───── Agent cards (list view) ───── */
.agents-grid.list-view .agent-card {
  border-radius: 8px;
}

.agents-grid.list-view .agent-card-link {
  padding: 1rem 1.25rem 0;
}

.agents-grid.list-view .agent-card-footer {
  padding: 0.5rem 1.25rem 1rem;
}

.agents-grid.list-view .agent-card-header {
  margin-bottom: 0;
}

.agents-grid.list-view .agent-description {
  margin-bottom: 0;
  margin-top: 0.25rem;
}

.agents-grid.list-view .agent-meta {
  margin-top: 0.25rem;
}

/* ───── Status badges ───── */
.agent-status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.1875rem 0.5rem;
  border-radius: 100px;
  text-transform: capitalize;
  letter-spacing: 0.02em;
}

.status-running {
  color: var(--success);
  background-color: var(--success-bg);
}

.status-asleep {
  color: var(--text-tertiary);
  background-color: var(--bg-tertiary);
}

.status-exiled {
  color: var(--error);
  background-color: var(--error-bg);
}

/* ───── Agent detail ───── */
.agent-detail {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.agent-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.agent-detail-header h1 {
  font-size: 1.5rem;
}

.agent-slug {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-top: 0.25rem;
}

.agent-detail-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.agent-detail-section {
  margin-bottom: 1.5rem;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.375rem;
}

.section-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.agent-detail-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.agent-detail-actions-secondary {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 1.5rem;
  margin-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.form-actions-inline {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.hidden {
  display: none !important;
}

.agent-detail-meta {
  display: flex;
  gap: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.meta-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.meta-value {
  font-size: 0.9375rem;
  color: var(--text-primary);
}

/* ───── Breadcrumb ───── */
.breadcrumb {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.breadcrumb a {
  color: var(--text-secondary);
  font-weight: 500;
}

.breadcrumb a:hover {
  color: var(--accent);
}

.breadcrumb-sep {
  margin: 0 0.375rem;
  color: var(--text-tertiary);
}

/* ───── Empty state ───── */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-secondary);
}

.empty-state h2 {
  font-size: 1.25rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.empty-state p {
  font-size: 0.9375rem;
}

/* ───── Form card ───── */
.form-card {
  max-width: 560px;
  margin: 0 auto;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.form-card-header {
  margin-bottom: 2rem;
}

.form-card-header h1 {
  font-size: 1.5rem;
  margin-bottom: 0.375rem;
}

.form-card-subtitle {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

.form-body .form-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2rem;
}

.form-hint {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  margin-top: 0.375rem;
}

.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-weight: 500;
}

.toggle-label input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--accent, #4f46e5);
}

fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

.form-legend {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.625rem;
  letter-spacing: 0.01em;
}

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

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--text-tertiary);
  background-color: var(--bg-tertiary);
}

.btn-danger {
  color: #ffffff;
  background-color: var(--error);
}

.btn-danger:hover {
  color: #ffffff;
  opacity: 0.9;
  transform: scale(1.05);
}

.btn-danger:active {
  transform: scale(0.98);
}

.text-danger {
  color: var(--error) !important;
  background: transparent !important;
}

.text-danger:hover {
  opacity: 0.8;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.btn-xs {
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
}

/* ───── Personality picker ───── */
.personality-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.personality-option {
  display: block;
  cursor: pointer;
  margin-bottom: 0;
}

.personality-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.personality-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 0.875rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: all 0.15s ease;
}

.personality-option input[type="radio"]:checked + .personality-card {
  border-color: var(--accent);
  background-color: color-mix(in srgb, var(--accent) 6%, var(--bg-secondary));
  box-shadow: 0 0 0 1px var(--accent);
}

.personality-option:hover .personality-card {
  border-color: var(--text-tertiary);
}

.personality-name {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}

.personality-desc {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ───── Skills ───── */
.skills-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.skill-card {
  display: block;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  color: var(--text-primary);
  transition: all 0.15s ease;
  box-shadow: var(--shadow-sm);
}

.skill-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  color: var(--text-primary);
}

.skill-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.25rem;
}

.skill-name {
  font-size: 1.0625rem;
  font-weight: 600;
}

.skill-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.skill-body {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  line-height: 1.6;
  background-color: var(--bg-tertiary);
  padding: 1rem;
  border-radius: 8px;
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-x: auto;
}

/* ───── Memories ───── */
.memory-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.search-form {
  display: flex;
}

.search-input {
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  width: 220px;
}

.search-input:focus {
  outline: none;
  border-color: var(--accent);
}

.memory-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.memory-content {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.memory-content p:last-child {
  margin-bottom: 0;
}

.memory-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.memory-state {
  padding: 0.125rem 0.5rem;
  border-radius: 999px;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.memory-state-active {
  background-color: color-mix(in srgb, var(--accent) 15%, transparent);
  color: var(--accent);
}

.memory-state-dormant {
  background-color: color-mix(in srgb, var(--text-secondary) 15%, transparent);
  color: var(--text-secondary);
}

/* ───── Settings ───── */
.settings-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2.5rem;
  align-items: start;
}

.settings-nav {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  position: sticky;
  top: 1rem;
}

.settings-nav-link {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: all 0.15s ease;
}

.settings-nav-link:hover {
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
}

.settings-nav-link-active {
  color: var(--text-primary);
  font-weight: 500;
  background-color: var(--bg-tertiary);
}

.settings-content {
  max-width: 560px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.settings-sections {
  max-width: 560px;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.settings-section {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
}

.settings-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.settings-section-header .settings-section-title {
  margin-bottom: 0;
}

.settings-section-wide {
  max-width: none;
  width: 100%;
}

.settings-content:has(.settings-section-wide) {
  max-width: none;
}

.settings-section-title {
  font-size: 1.125rem;
  margin-bottom: 1.25rem;
}

.settings-empty {
  font-size: 0.9375rem;
  color: var(--text-tertiary);
}

.settings-form .form-group {
  margin-bottom: 1rem;
}

.settings-form .form-actions-inline {
  margin-top: 1.25rem;
}

/* ───── Voice options ───── */
.voice-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.voice-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
}

.voice-option:hover {
  border-color: var(--border-focus);
  background: var(--bg-secondary);
}

.voice-option-selected {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
}

.voice-option input[type="radio"] {
  accent-color: var(--accent);
}

.voice-option-name {
  font-size: 0.875rem;
  font-weight: 500;
}

.voice-option-label {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.voice-preview-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-left: auto;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}
.voice-preview-btn:hover { color: var(--accent); background: var(--bg-tertiary); }
.voice-preview-btn.playing { color: var(--accent); }
.range-with-value { display: flex; align-items: center; gap: 0.75rem; }
.range-with-value input[type="range"] { flex: 1; }
.range-value { min-width: 2.5rem; font-variant-numeric: tabular-nums; }

/* ───── Provider list ───── */
.provider-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.provider-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.provider-info {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.provider-name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.provider-model {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.provider-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.provider-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.1875rem 0.5rem;
  border-radius: 100px;
  color: var(--success);
  background-color: var(--success-bg);
  text-transform: capitalize;
  letter-spacing: 0.02em;
}

.provider-badge-secondary {
  color: var(--text-tertiary);
  background-color: var(--bg-tertiary);
}

.provider-actions {
  display: flex;
  gap: 0.375rem;
}

@media (max-width: 640px) {
  .settings-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .settings-nav {
    flex-direction: row;
    overflow-x: auto;
    gap: 0.25rem;
    position: static;
  }

  .settings-nav-link {
    white-space: nowrap;
  }
}

.form-select {
  width: 100%;
  padding: 0.625rem 0.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-select:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--border-focus) 12%, transparent);
}

/* ───── Chat ───── */

@keyframes chatMsgIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.chat-page {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* ── Header ── */

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 0.875rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  flex-shrink: 0;
}

.chat-header-left {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.chat-back {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--text-tertiary);
  border-radius: 6px;
  transition: all 0.15s ease;
}

.chat-back:hover {
  color: var(--text-primary);
  background: var(--bg-tertiary);
}

.chat-header-identity {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  color: inherit;
  text-decoration: none;
}

.chat-header-identity:hover {
  color: inherit;
  opacity: 0.8;
}

.chat-agent-indicator {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 12%, var(--bg-tertiary));
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-agent-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.chat-agent-name {
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.2;
}

.chat-agent-title {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  line-height: 1.2;
}

.chat-header-right {
  display: flex;
  align-items: center;
}

.chat-status {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
}

.chat-status-asleep {
  color: var(--text-tertiary);
  background: var(--bg-tertiary);
}

.chat-status-running {
  color: var(--success);
  background: var(--success-bg);
}

/* ── Thread ── */

.chat-thread {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.chat-welcome {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: 1rem;
  color: var(--text-tertiary);
}

.chat-welcome-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
}

.chat-welcome-text {
  font-size: 0.9375rem;
  color: var(--text-tertiary);
}

.chat-welcome-text strong {
  color: var(--text-secondary);
}

.chat-messages {
  max-width: 720px;
  margin: 0 auto;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

/* ── Message ── */

.chat-msg {
  display: flex;
  gap: 0.75rem;
  padding: 0.625rem 0;
  animation: chatMsgIn 0.25s ease both;
}

.chat-msg + .chat-msg {
  border-top: none;
}

.chat-msg-user + .chat-msg-assistant,
.chat-msg-user + .chat-typing,
.chat-msg-assistant + .chat-msg-user {
  margin-top: 0.5rem;
  padding-top: 0.875rem;
  border-top: 1px solid color-mix(in srgb, var(--border) 50%, transparent);
}

.chat-msg-gutter {
  flex-shrink: 0;
  width: 28px;
  padding-top: 0.125rem;
}

.chat-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 600;
  line-height: 1;
}

.chat-avatar-user {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.chat-avatar-agent {
  background: color-mix(in srgb, var(--accent) 12%, var(--bg-tertiary));
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}

.chat-msg-body {
  flex: 1;
  min-width: 0;
}

.chat-msg-meta {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.chat-msg-meta:has(.chat-msg-delete) {
  justify-content: space-between;
}

.chat-msg-meta-left {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.chat-msg-sender {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
}

.chat-msg-assistant .chat-msg-sender {
  color: var(--accent);
}

.chat-msg-time {
  font-size: 0.6875rem;
  color: var(--text-tertiary);
}

.chat-msg-delete {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.chat-msg:hover .chat-msg-delete {
  opacity: 1;
}

.chat-msg-delete:hover {
  color: var(--error);
  background: color-mix(in srgb, var(--error) 10%, transparent);
}

.chat-msg-text {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-primary);
}

.chat-msg-text p {
  margin-bottom: 0.5rem;
}

.chat-msg-text p:last-child {
  margin-bottom: 0;
}

.chat-msg-assistant + .chat-msg-assistant .chat-msg-gutter .chat-avatar,
.chat-msg-assistant + .chat-msg-assistant .chat-msg-meta {
  visibility: hidden;
  height: 0;
  margin: 0;
}

.chat-msg-assistant + .chat-msg-assistant {
  padding-top: 0;
}

/* ── Tool Actions ── */

.chat-tool-box {
  background: color-mix(in srgb, var(--bg-primary) 70%, var(--bg-secondary));
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
}

.chat-tool-label {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.chat-tool-content {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.6875rem;
  line-height: 1.5;
  color: var(--text-secondary);
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

/* ── Composer ── */

.chat-composer {
  flex-shrink: 0;
  padding: 1rem 1.5rem 1.25rem;
  border-top: 1px solid var(--border);
  background: var(--bg-secondary);
}

.chat-composer-disabled .chat-composer-inner {
  opacity: 0.5;
  pointer-events: none;
}

.chat-composer-disabled .chat-composer-send {
  opacity: 0.3;
}

.chat-composer-notice {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-bottom: 0.5rem;
}

.chat-composer-form {
  max-width: 720px;
  margin: 0 auto;
}

.chat-composer-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.5rem 0.5rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.chat-composer-inner:focus-within {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--border-focus) 8%, transparent);
}

.chat-composer-input {
  flex: 1;
  border: none !important;
  background: transparent !important;
  padding: 0.375rem 0 !important;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text-primary);
  resize: none;
  outline: none;
  line-height: 1.5;
  max-height: 160px;
  box-shadow: none !important;
}

.chat-composer-input::placeholder {
  color: var(--text-tertiary);
}

.chat-composer-send {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.15s ease;
}

.chat-composer-send:hover {
  background: var(--accent-hover);
  transform: scale(1.05);
}

.chat-composer-send:active {
  transform: scale(0.95);
}

@media (min-width: 768px) {
  .chat-composer-input {
    padding: 0.625rem 0 !important;
    min-height: 44px;
  }
}

/* ───── Voice / PTT controls ───── */
.chat-composer-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all 0.15s;
  flex-shrink: 0;
}

.chat-composer-btn:hover {
  color: var(--text-secondary);
  background: var(--bg-secondary);
}

.chat-composer-ptt.recording {
  color: var(--error, #ef4444);
  background: color-mix(in srgb, var(--error, #ef4444) 10%, transparent);
  animation: pulse-recording 1.5s ease-in-out infinite;
}

@keyframes pulse-recording {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.chat-composer-tts.active {
  color: var(--accent);
}

.chat-voice-status {
  font-size: 0.75rem;
  color: var(--error, #ef4444);
  white-space: nowrap;
}

/* ── Custom audio player ── */
.audio-player {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
  padding: 0.375rem 0.75rem 0.375rem 0.5rem;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 100px;
  max-width: 280px;
  user-select: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.audio-player:hover {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 6%, transparent);
}
.audio-player audio { display: none; }

/* Play/pause button */
.audio-player-btn {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, background 0.15s ease;
}
.audio-player-btn:hover { background: var(--accent-hover); transform: scale(1.08); }
.audio-player-btn:active { transform: scale(0.95); }

.audio-player-icon-pause { display: none; }
.audio-player.is-playing .audio-player-icon-play { display: none; }
.audio-player.is-playing .audio-player-icon-pause { display: block; }

/* Waveform bars */
.audio-player-wave {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 20px;
  flex-shrink: 0;
}
.audio-player-wave span {
  display: block;
  width: 2.5px;
  border-radius: 2px;
  background: var(--accent);
  opacity: 0.35;
  height: 4px;
  animation: audio-wave 0.8s ease-in-out infinite alternate paused;
}
.audio-player.is-playing .audio-player-wave span { opacity: 0.8; }
.audio-player-wave span:nth-child(1) { height: 6px; animation-delay: 0s; }
.audio-player-wave span:nth-child(2) { height: 12px; animation-delay: 0.15s; }
.audio-player-wave span:nth-child(3) { height: 18px; animation-delay: 0.05s; }
.audio-player-wave span:nth-child(4) { height: 10px; animation-delay: 0.2s; }
.audio-player-wave span:nth-child(5) { height: 7px; animation-delay: 0.1s; }

@keyframes audio-wave {
  0% { transform: scaleY(0.3); }
  100% { transform: scaleY(1); }
}

/* Progress track */
.audio-player-track {
  flex: 1;
  height: 4px;
  min-width: 60px;
  background: color-mix(in srgb, var(--text-tertiary) 20%, transparent);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: height 0.15s ease, opacity 0.2s ease, width 0.3s ease;
  opacity: 0;
  width: 0;
  min-width: 0;
}
.audio-player.is-playing .audio-player-track,
.audio-player.has-played .audio-player-track { opacity: 1; min-width: 60px; width: auto; flex: 1; }
.audio-player.is-playing:hover .audio-player-track,
.audio-player.has-played:hover .audio-player-track { height: 6px; }

.audio-player-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: var(--accent);
  border-radius: 4px;
  transition: width 0.1s linear;
}

/* Time label */
.audio-player-time {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-variant-numeric: tabular-nums;
  color: var(--text-tertiary);
  min-width: 0;
  width: 0;
  overflow: hidden;
  opacity: 0;
  text-align: right;
  flex-shrink: 0;
  transition: opacity 0.2s ease, width 0.3s ease;
}
.audio-player.is-playing .audio-player-time,
.audio-player.has-played .audio-player-time { opacity: 1; width: 2rem; min-width: 2rem; }

/* Regenerate button */
.audio-player-regenerate {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  opacity: 0;
  transition: opacity 0.2s ease, color 0.15s ease, transform 0.15s ease;
}
.audio-player:hover .audio-player-regenerate { opacity: 1; }
.audio-player-regenerate:hover { color: var(--accent); transform: rotate(-45deg); }
.audio-player-regenerate:active { transform: rotate(-90deg); }
.audio-player.is-loading .audio-player-regenerate { pointer-events: none; opacity: 0.3; }

/* Synthesize-only state (play button only, no track/time/wave) */
.audio-player-synthesize {
  padding: 0.375rem;
  gap: 0;
}
.audio-player-synthesize .audio-player-wave,
.audio-player-synthesize .audio-player-track,
.audio-player-synthesize .audio-player-time { display: none; }

/* Loading/synthesizing animation */
.audio-player.is-loading .audio-player-btn {
  pointer-events: none;
  animation: audio-player-pulse 1s ease-in-out infinite;
}
@keyframes audio-player-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ───── Typing indicator ───── */
.chat-typing {
  display: flex;
  gap: 0.75rem;
  padding: 0.5rem 0;
}

.chat-typing-dots {
  display: flex;
  gap: 4px;
  padding: 0.5rem 0;
}

.chat-typing-dots span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
  animation: typing-bounce 1.4s ease-in-out infinite;
}

.chat-typing-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.chat-typing-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-4px); opacity: 1; }
}

/* ───── Chat errors ───── */
.chat-error {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1rem;
  margin: 0.5rem 0;
  background: color-mix(in srgb, var(--error) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--error) 20%, transparent);
  border-radius: 8px;
  color: var(--error);
  font-size: 0.875rem;
}

.chat-error-icon {
  flex-shrink: 0;
  display: flex;
}

/* ───── Conversations list ───── */
.conversations-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.conversation-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  transition: all 0.15s ease;
  box-shadow: var(--shadow-sm);
}

.conversation-row:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  color: var(--text-primary);
}

.conversation-row-left {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  min-width: 0;
}

.conversation-kind-badge {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.1875rem 0.5rem;
  border-radius: 100px;
  text-transform: capitalize;
  letter-spacing: 0.02em;
  flex-shrink: 0;
}

.badge-direct {
  color: var(--text-tertiary);
  background-color: var(--bg-tertiary);
}

.badge-group {
  color: var(--accent);
  background-color: color-mix(in srgb, var(--accent) 10%, transparent);
}

.conversation-row-info {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.conversation-row-name {
  font-size: 0.9375rem;
  font-weight: 600;
}

.conversation-row-preview {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.conversation-row-right {
  flex-shrink: 0;
  margin-left: 1rem;
}

.conversation-row-time {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

/* ───── Chat participants bar ───── */
.chat-participants-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.chat-participants-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.participant-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.5rem;
  background: var(--bg-tertiary);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.participant-remove {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--text-tertiary);
  cursor: pointer;
  transition: all 0.15s;
}

.participant-remove:hover {
  color: var(--error);
  background: color-mix(in srgb, var(--error) 10%, transparent);
}

.participant-add-form {
  flex-shrink: 0;
}

.participant-add-select {
  width: auto;
  padding: 0.25rem 0.5rem;
  font-size: 0.75rem;
  border-radius: 100px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

/* ───── @Mentions ───── */
.mention {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  padding: 0.0625rem 0.375rem;
  border-radius: 4px;
  font-weight: 500;
}

.mention-dropdown {
  position: absolute;
  bottom: 100%;
  left: 0;
  margin-bottom: 0.375rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  z-index: 100;
  min-width: 160px;
  max-height: 200px;
  overflow-y: auto;
}

.mention-dropdown-item {
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.1s ease, color 0.1s ease;
}

.mention-dropdown-item:first-child {
  border-radius: 8px 8px 0 0;
}

.mention-dropdown-item:last-child {
  border-radius: 0 0 8px 8px;
}

.mention-dropdown-item:only-child {
  border-radius: 8px;
}

.mention-dropdown-item:hover,
.mention-dropdown-item.active {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

/* ───── User list (settings) ───── */
.user-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  transition: all 0.15s ease;
}

.user-row:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  color: var(--text-primary);
}

.user-row-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 12%, var(--bg-tertiary));
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  color: var(--accent);
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.user-row-info {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.user-row-name {
  font-size: 0.9375rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.user-badge-you {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.0625rem 0.4375rem;
  border-radius: 100px;
  color: var(--text-tertiary);
  background-color: var(--bg-tertiary);
  letter-spacing: 0.02em;
}

.user-badge-role {
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.0625rem 0.4375rem;
  border-radius: 100px;
  letter-spacing: 0.02em;
  color: var(--text-tertiary);
  background-color: var(--bg-tertiary);
}

.user-badge-role-admin {
  color: var(--accent);
  background-color: color-mix(in srgb, var(--accent) 10%, transparent);
}

.user-row-email {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-row-right {
  flex-shrink: 0;
  margin-left: 1rem;
}

.user-row-joined {
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.user-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 2rem 1rem;
}

.user-empty-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
}

.user-empty-state .settings-empty {
  text-align: center;
}

/* ── User profile (show) ── */
.user-profile-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.user-profile-identity {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-avatar-lg {
  width: 52px;
  height: 52px;
  font-size: 0.875rem;
}

.user-profile-name-block {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.user-profile-name {
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.user-profile-email {
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

.user-profile-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.user-profile-meta {
  display: flex;
  gap: 2rem;
  padding-top: 1.25rem;
  margin-top: 1.25rem;
  border-top: 1px solid var(--border);
}

/* ── User form (new/edit) ── */
.user-form-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.user-form-header .settings-section-title {
  margin-bottom: 0;
}

.user-form-subtitle {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
}

.form-divider {
  height: 1px;
  background: var(--border);
  margin: 0.25rem 0;
}

.form-errors {
  padding: 0.75rem 1rem;
  background-color: var(--error-bg);
  border: 1px solid color-mix(in srgb, var(--error) 20%, transparent);
  border-radius: 8px;
  margin-bottom: 1rem;
}

.form-errors p {
  font-size: 0.8125rem;
  color: var(--error);
  line-height: 1.5;
}

.form-errors p + p {
  margin-top: 0.25rem;
}

/* ───── Chat Hub (messaging layout) ───── */

.chat-hub {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}

/* ── Sidebar ── */

.chat-hub-sidebar {
  width: 340px;
  min-width: 340px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  background: var(--bg-secondary);
  overflow: hidden;
}

.chat-hub-sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.25rem 0;
  flex-shrink: 0;
}

.chat-hub-title {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.chat-hub-search {
  padding: 0.75rem 1.25rem;
  flex-shrink: 0;
}

.chat-hub-search-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.8125rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.15s ease;
}

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

.chat-hub-search-input::placeholder {
  color: var(--text-tertiary);
}

.chat-hub-conversations {
  flex: 1;
  overflow-y: auto;
  padding: 0 0.5rem 0.5rem;
}

/* ── Conversation item ── */

.chat-hub-convo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: 10px;
  color: var(--text-primary);
  transition: background 0.12s ease;
  position: relative;
  cursor: pointer;
}

.chat-hub-convo:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.chat-hub-convo-active {
  background: color-mix(in srgb, var(--accent) 8%, var(--bg-tertiary));
}

.chat-hub-convo-active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 60%;
  border-radius: 0 3px 3px 0;
  background: var(--accent);
}

.chat-hub-convo-avatar {
  flex-shrink: 0;
}

.chat-hub-convo-avatar .chat-agent-indicator {
  width: 36px;
  height: 36px;
}

.chat-hub-convo-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.chat-hub-convo-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
}

.chat-hub-convo-name {
  font-size: 0.875rem;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.chat-hub-convo-time {
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  flex-shrink: 0;
}

.chat-hub-convo-title {
  font-weight: 400;
  color: var(--text-tertiary);
}

.chat-hub-convo-preview {
  font-size: 0.8125rem;
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}

.chat-hub-convo-badge {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  font-size: 0.5625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.125rem 0.375rem;
  border-radius: 100px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}

/* ── Chat panel ── */

.chat-hub-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.chat-hub-panel .chat-page {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.chat-hub-panel .chat-header {
  max-width: none;
}

.chat-hub-panel .chat-participants-bar {
  max-width: none;
}

/* Back button: hidden on desktop */
.chat-hub-back-btn {
  display: none;
}

/* ── Empty states ── */

.chat-hub-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--text-tertiary);
  background: var(--bg-primary);
}

.chat-hub-empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
}

.chat-hub-empty p {
  font-size: 0.9375rem;
}

.chat-hub-empty-sidebar {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
}

/* ── Mobile: slide transition ── */

@media (max-width: 767px) {
  .chat-hub {
    position: relative;
  }

  .chat-hub-sidebar {
    position: absolute;
    inset: 0;
    width: 100%;
    min-width: 0;
    z-index: 2;
    transform: translateX(0);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  }

  .chat-hub-panel {
    position: absolute;
    inset: 0;
    z-index: 1;
    transform: translateX(100%);
    transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--bg-primary);
  }

  .chat-hub-show-panel .chat-hub-sidebar {
    transform: translateX(-100%);
  }

  .chat-hub-show-panel .chat-hub-panel {
    transform: translateX(0);
  }

  .chat-hub-back-btn {
    display: flex;
  }

  /* When a conversation is loaded, auto-show panel */
  .chat-hub:has(.chat-page) {
    /* handled by JS */
  }
}

body:has(.chat-hub) .main-content {
  overflow: hidden;
}