/* /assets/css/chat.css */

:root {
  --chat-sidebar-width: 292px;
  --chat-header-height: 72px;
  --chat-composer-max-width: 920px;

  --chat-bg: #ffffff;
  --chat-surface: #ffffff;
  --chat-surface-soft: #f7faf7;
  --chat-surface-muted: #eef4ef;
  --chat-sidebar-bg: #f5f8f5;

  --chat-text: #172018;
  --chat-muted: #68736b;
  --chat-faint: #98a29b;

  --chat-border: #e2e9e3;
  --chat-border-strong: #d2ddd4;

  --chat-primary: #01a200;
  --chat-primary-dark: #007a00;
  --chat-primary-deep: #005f18;
  --chat-primary-soft: #effff0;

  --chat-danger: #c62828;
  --chat-danger-dark: #9d1f1f;
  --chat-danger-soft: #fff1f1;

  --chat-warning: #9c6500;
  --chat-warning-soft: #fff8e8;

  --chat-shadow-small:
    0 8px 24px rgba(21, 38, 25, 0.06);

  --chat-shadow-medium:
    0 18px 50px rgba(21, 38, 25, 0.1);

  --chat-shadow-large:
    0 28px 80px rgba(21, 38, 25, 0.15);

  --chat-radius-small: 10px;
  --chat-radius-medium: 16px;
  --chat-radius-large: 24px;

  --chat-transition:
    160ms ease;
}

[data-theme="dark"] {
  --chat-bg: #0b100c;
  --chat-surface: #111713;
  --chat-surface-soft: #151d17;
  --chat-surface-muted: #1b251d;
  --chat-sidebar-bg: #0f1511;

  --chat-text: #f2f7f3;
  --chat-muted: #a6b1a8;
  --chat-faint: #77827a;

  --chat-border: #253128;
  --chat-border-strong: #344238;

  --chat-primary-soft: rgba(1, 162, 0, 0.14);

  --chat-danger: #ff8585;
  --chat-danger-dark: #ff6767;
  --chat-danger-soft: rgba(198, 40, 40, 0.14);

  --chat-warning: #ffc56a;
  --chat-warning-soft: rgba(156, 101, 0, 0.16);

  --chat-shadow-small:
    0 8px 24px rgba(0, 0, 0, 0.2);

  --chat-shadow-medium:
    0 18px 50px rgba(0, 0, 0, 0.3);

  --chat-shadow-large:
    0 28px 80px rgba(0, 0, 0, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  height: 100%;
  overflow: hidden;
}

body.chat-body {
  min-width: 320px;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: var(--chat-bg);
  color: var(--chat-text);
  font-family:
    "Poppins",
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

button {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 3px solid rgba(1, 162, 0, 0.22);
  outline-offset: 2px;
}

[hidden] {
  display: none !important;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.noscript-message {
  position: fixed;
  z-index: 9999;
  inset: 0 0 auto;
  padding: 14px 20px;
  background: var(--chat-danger);
  color: #ffffff;
  text-align: center;
  font-size: 0.9rem;
  font-weight: 700;
}

.chat-app {
  position: relative;
  display: flex;
  width: 100%;
  height: 100dvh;
  overflow: hidden;
  background: var(--chat-bg);
}

/* Sidebar */

.chat-sidebar {
  position: relative;
  z-index: 40;
  flex: 0 0 var(--chat-sidebar-width);
  width: var(--chat-sidebar-width);
  height: 100%;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--chat-border);
  background:
    linear-gradient(
      180deg,
      var(--chat-sidebar-bg) 0%,
      var(--chat-surface-soft) 100%
    );
  transition:
    transform 220ms ease,
    box-shadow 220ms ease;
}

.sidebar-header {
  min-height: var(--chat-header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--chat-border);
}

.sidebar-brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--chat-text);
  text-decoration: none;
}

.sidebar-brand-mark {
  flex: 0 0 auto;
  width: 39px;
  height: 39px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 13px;
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-dark) 65%,
      var(--chat-primary-deep) 100%
    );
  color: #ffffff;
  box-shadow: 0 10px 24px rgba(1, 162, 0, 0.2);
  font-size: 1.05rem;
  font-weight: 800;
}

.sidebar-brand-text {
  overflow: hidden;
  color: var(--chat-text);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-close-button,
.sidebar-open-button,
.header-action-button,
.dialog-close-button,
.chat-alert-close,
.composer-tool-button,
.scroll-bottom-button {
  flex: 0 0 auto;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.sidebar-close-button {
  width: 38px;
  height: 38px;
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  color: var(--chat-muted);
}

.sidebar-close-button:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.sidebar-actions {
  padding: 15px 14px 12px;
}

.new-chat-button {
  width: 100%;
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 16px;
  border: 1px solid transparent;
  border-radius: 14px;
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-dark) 100%
    );
  color: #ffffff;
  box-shadow: 0 12px 26px rgba(1, 162, 0, 0.18);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 700;
  transition:
    transform var(--chat-transition),
    box-shadow var(--chat-transition),
    opacity var(--chat-transition);
}

.new-chat-button:hover {
  box-shadow: 0 15px 32px rgba(1, 162, 0, 0.24);
  transform: translateY(-1px);
}

.new-chat-button:active {
  transform: translateY(0);
}

.new-chat-button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
  transform: none;
}

.conversation-search {
  position: relative;
  margin-top: 12px;
}

.conversation-search-icon {
  position: absolute;
  top: 50%;
  left: 13px;
  color: var(--chat-faint);
  pointer-events: none;
  transform: translateY(-50%);
}

.conversation-search input {
  width: 100%;
  min-height: 42px;
  padding: 10px 38px 10px 39px;
  border: 1px solid var(--chat-border);
  border-radius: 13px;
  background: var(--chat-surface);
  color: var(--chat-text);
  outline: none;
  font-size: 0.8rem;
  transition:
    border-color var(--chat-transition),
    box-shadow var(--chat-transition);
}

.conversation-search input::placeholder {
  color: var(--chat-faint);
}

.conversation-search input:focus {
  border-color: var(--chat-primary);
  box-shadow: 0 0 0 4px rgba(1, 162, 0, 0.09);
}

.conversation-search-clear {
  position: absolute;
  top: 50%;
  right: 8px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--chat-muted);
  cursor: pointer;
  transform: translateY(-50%);
}

.conversation-search-clear:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.conversation-panel {
  min-height: 0;
  flex: 1;
  overflow-y: auto;
  padding: 4px 8px 14px;
  scrollbar-width: thin;
  scrollbar-color:
    var(--chat-border-strong)
    transparent;
}

.conversation-panel::-webkit-scrollbar {
  width: 8px;
}

.conversation-panel::-webkit-scrollbar-track {
  background: transparent;
}

.conversation-panel::-webkit-scrollbar-thumb {
  border: 2px solid transparent;
  border-radius: 999px;
  background: var(--chat-border-strong);
  background-clip: padding-box;
}

.conversation-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 24px 12px;
  color: var(--chat-muted);
  font-size: 0.78rem;
}

.loading-spinner,
.chat-loading-spinner {
  display: inline-block;
  border: 2px solid var(--chat-border);
  border-top-color: var(--chat-primary);
  border-radius: 50%;
  animation: chat-spin 0.75s linear infinite;
}

.loading-spinner {
  width: 17px;
  height: 17px;
}

.conversation-empty {
  padding: 32px 20px;
  text-align: center;
}

.conversation-empty-icon {
  width: 50px;
  height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 13px;
  border-radius: 16px;
  background: var(--chat-primary-soft);
  color: var(--chat-primary-dark);
}

.conversation-empty h2 {
  margin: 0 0 7px;
  color: var(--chat-text);
  font-size: 0.9rem;
  font-weight: 700;
}

.conversation-empty p,
.conversation-no-results p {
  margin: 0;
  color: var(--chat-muted);
  font-size: 0.76rem;
  line-height: 1.65;
}

.conversation-no-results {
  padding: 24px 16px;
  text-align: center;
}

.conversation-list {
  display: grid;
  gap: 3px;
}

.conversation-item {
  position: relative;
  display: flex;
  align-items: center;
  min-width: 0;
  border-radius: 12px;
  transition:
    background-color var(--chat-transition);
}

.conversation-item:hover {
  background: var(--chat-surface-muted);
}

.conversation-item.is-active {
  background: var(--chat-primary-soft);
}

.conversation-item.is-pinned .conversation-item-title::before {
  content: "•";
  margin-right: 7px;
  color: var(--chat-primary);
}

.conversation-select-button {
  min-width: 0;
  min-height: 43px;
  flex: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 35px 9px 11px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--chat-muted);
  cursor: pointer;
  text-align: left;
}

.conversation-item:hover .conversation-select-button,
.conversation-item.is-active .conversation-select-button {
  color: var(--chat-text);
}

.conversation-item-icon {
  flex: 0 0 auto;
}

.conversation-item-title {
  min-width: 0;
  overflow: hidden;
  font-size: 0.78rem;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.conversation-item.is-active .conversation-item-title {
  font-weight: 700;
}

.conversation-item-menu-button {
  position: absolute;
  top: 50%;
  right: 5px;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--chat-muted);
  cursor: pointer;
  opacity: 0;
  transform: translateY(-50%);
  transition:
    opacity var(--chat-transition),
    background-color var(--chat-transition);
}

.conversation-item:hover .conversation-item-menu-button,
.conversation-item-menu-button[aria-expanded="true"],
.conversation-item.is-active .conversation-item-menu-button {
  opacity: 1;
}

.conversation-item-menu-button:hover {
  background: var(--chat-surface);
  color: var(--chat-text);
}

.conversation-item-menu {
  position: absolute;
  z-index: 80;
  top: 38px;
  right: 4px;
  min-width: 140px;
  padding: 6px;
  border: 1px solid var(--chat-border);
  border-radius: 12px;
  background: var(--chat-surface);
  box-shadow: var(--chat-shadow-medium);
}

.conversation-item-menu-entry {
  width: 100%;
  padding: 9px 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--chat-text);
  cursor: pointer;
  font-size: 0.76rem;
  text-align: left;
}

.conversation-item-menu-entry:hover {
  background: var(--chat-surface-muted);
}

.conversation-item-menu-entry-danger {
  color: var(--chat-danger);
}

.sidebar-footer {
  padding: 10px 12px 13px;
  border-top: 1px solid var(--chat-border);
}

.sidebar-account {
  position: relative;
}

.account-menu-button {
  width: 100%;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px;
  border: 0;
  border-radius: 13px;
  background: transparent;
  color: var(--chat-text);
  cursor: pointer;
  text-align: left;
}

.account-menu-button:hover,
.account-menu-button[aria-expanded="true"] {
  background: var(--chat-surface-muted);
}

.account-avatar {
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-deep) 100%
    );
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 800;
}

.account-details {
  min-width: 0;
  flex: 1;
  display: grid;
}

.account-display-name,
.account-email {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-display-name {
  font-size: 0.79rem;
  font-weight: 700;
}

.account-email {
  margin-top: 2px;
  color: var(--chat-muted);
  font-size: 0.68rem;
}

.account-menu-chevron {
  flex: 0 0 auto;
  color: var(--chat-muted);
  transition: transform var(--chat-transition);
}

.account-menu-button[aria-expanded="true"]
.account-menu-chevron {
  transform: rotate(180deg);
}

.account-menu {
  position: absolute;
  z-index: 90;
  right: 0;
  bottom: calc(100% + 8px);
  left: 0;
  padding: 7px;
  border: 1px solid var(--chat-border);
  border-radius: 14px;
  background: var(--chat-surface);
  box-shadow: var(--chat-shadow-medium);
}

.account-menu-item {
  width: 100%;
  min-height: 39px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--chat-text);
  cursor: pointer;
  font-size: 0.77rem;
  text-align: left;
  text-decoration: none;
}

.account-menu-item:hover {
  background: var(--chat-surface-muted);
}

.account-menu-item-danger {
  color: var(--chat-danger);
}

.account-menu-divider,
.conversation-menu-divider {
  height: 1px;
  margin: 5px 3px;
  background: var(--chat-border);
}

/* Main */

.chat-main {
  position: relative;
  min-width: 0;
  min-height: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(
      circle at 50% -15%,
      rgba(1, 162, 0, 0.045),
      transparent 35%
    ),
    var(--chat-bg);
}

.chat-header {
  position: relative;
  z-index: 30;
  min-height: var(--chat-header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding:
    11px
    max(18px, env(safe-area-inset-right))
    11px
    max(18px, env(safe-area-inset-left));
  border-bottom: 1px solid var(--chat-border);
  background: color-mix(
    in srgb,
    var(--chat-bg) 90%,
    transparent
  );
  backdrop-filter: blur(16px);
}

.chat-header-left {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-open-button {
  width: 40px;
  height: 40px;
  display: none;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  color: var(--chat-muted);
}

.sidebar-open-button:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.chat-heading {
  min-width: 0;
  display: grid;
}

.conversation-title-button {
  min-width: 0;
  max-width: min(52vw, 620px);
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 2px 5px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--chat-text);
  cursor: pointer;
}

.conversation-title-button:hover {
  background: var(--chat-surface-muted);
}

.conversation-title {
  min-width: 0;
  overflow: hidden;
  font-size: 0.92rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.conversation-title-edit-icon {
  flex: 0 0 auto;
  color: var(--chat-faint);
  opacity: 0;
  transition: opacity var(--chat-transition);
}

.conversation-title-button:hover
.conversation-title-edit-icon {
  opacity: 1;
}

.chat-status {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 2px 5px 0;
  color: var(--chat-muted);
  font-size: 0.67rem;
}

.status-indicator {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--chat-primary);
  box-shadow: 0 0 0 3px rgba(1, 162, 0, 0.1);
}

.status-indicator.is-busy {
  background: #d59000;
  box-shadow: 0 0 0 3px rgba(213, 144, 0, 0.12);
}

.status-indicator.is-error {
  background: var(--chat-danger);
  box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.12);
}

.chat-header-actions {
  position: relative;
  display: flex;
  align-items: center;
  gap: 5px;
}

.header-action-button {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  color: var(--chat-muted);
}

.header-action-button:hover,
.header-action-button[aria-expanded="true"] {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.header-action-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

.conversation-options-menu {
  position: absolute;
  z-index: 80;
  top: calc(100% + 8px);
  right: 0;
  min-width: 205px;
  padding: 7px;
  border: 1px solid var(--chat-border);
  border-radius: 14px;
  background: var(--chat-surface);
  box-shadow: var(--chat-shadow-medium);
}

.conversation-menu-item {
  width: 100%;
  min-height: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--chat-text);
  cursor: pointer;
  font-size: 0.76rem;
  text-align: left;
}

.conversation-menu-item:hover {
  background: var(--chat-surface-muted);
}

.conversation-menu-item-danger {
  color: var(--chat-danger);
}

.chat-alert {
  position: absolute;
  z-index: 35;
  top: calc(var(--chat-header-height) + 14px);
  left: 50%;
  width: min(calc(100% - 32px), 760px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 13px 12px 15px;
  border: 1px solid rgba(198, 40, 40, 0.22);
  border-radius: 14px;
  background: var(--chat-danger-soft);
  color: var(--chat-danger);
  box-shadow: var(--chat-shadow-small);
  transform: translateX(-50%);
}

.chat-alert-content {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.79rem;
  font-weight: 600;
  line-height: 1.55;
}

.chat-alert-icon {
  flex: 0 0 auto;
  margin-top: 1px;
}

.chat-alert-close {
  width: 31px;
  height: 31px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 9px;
  color: currentColor;
}

.chat-alert-close:hover {
  background: rgba(198, 40, 40, 0.1);
}

.chat-scroll-region {
  position: relative;
  min-height: 0;
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding:
    34px
    max(22px, env(safe-area-inset-right))
    170px
    max(22px, env(safe-area-inset-left));
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color:
    var(--chat-border-strong)
    transparent;
}

.chat-scroll-region::-webkit-scrollbar {
  width: 10px;
}

.chat-scroll-region::-webkit-scrollbar-track {
  background: transparent;
}

.chat-scroll-region::-webkit-scrollbar-thumb {
  border: 3px solid transparent;
  border-radius: 999px;
  background: var(--chat-border-strong);
  background-clip: padding-box;
}

.chat-loading-state {
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 13px;
  color: var(--chat-muted);
}

.chat-loading-spinner {
  width: 29px;
  height: 29px;
  border-width: 3px;
}

.chat-loading-state p {
  margin: 0;
  font-size: 0.82rem;
}

.chat-welcome {
  min-height: calc(100% - 50px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px 0 50px;
}

.welcome-content {
  width: min(100%, 780px);
  text-align: center;
}

.welcome-logo {
  width: 72px;
  height: 72px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  border-radius: 23px;
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-dark) 60%,
      var(--chat-primary-deep) 100%
    );
  color: #ffffff;
  box-shadow: 0 20px 55px rgba(1, 162, 0, 0.2);
  font-size: 1.8rem;
  font-weight: 800;
}

.welcome-eyebrow {
  display: block;
  margin-bottom: 9px;
  color: var(--chat-primary-dark);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.welcome-content h1 {
  margin: 0;
  color: var(--chat-text);
  font-size: clamp(2rem, 4.5vw, 3.65rem);
  font-weight: 800;
  letter-spacing: -0.065em;
  line-height: 1.03;
}

.welcome-description {
  max-width: 610px;
  margin: 18px auto 0;
  color: var(--chat-muted);
  font-size: 0.93rem;
  line-height: 1.75;
}

.prompt-suggestions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 32px;
  text-align: left;
}

.prompt-suggestion {
  min-width: 0;
  display: flex;
  align-items: flex-start;
  gap: 13px;
  padding: 16px;
  border: 1px solid var(--chat-border);
  border-radius: 17px;
  background:
    color-mix(
      in srgb,
      var(--chat-surface) 93%,
      transparent
    );
  color: var(--chat-text);
  box-shadow: var(--chat-shadow-small);
  cursor: pointer;
  text-align: left;
  transition:
    transform var(--chat-transition),
    border-color var(--chat-transition),
    box-shadow var(--chat-transition),
    background-color var(--chat-transition);
}

.prompt-suggestion:hover {
  border-color: rgba(1, 162, 0, 0.32);
  background: var(--chat-surface);
  box-shadow: var(--chat-shadow-medium);
  transform: translateY(-2px);
}

.prompt-suggestion-icon {
  flex: 0 0 auto;
  width: 39px;
  height: 39px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--chat-primary-soft);
  color: var(--chat-primary-dark);
}

.prompt-suggestion-content {
  min-width: 0;
  display: grid;
  gap: 3px;
}

.prompt-suggestion-content strong {
  font-size: 0.82rem;
  font-weight: 700;
}

.prompt-suggestion-content span {
  color: var(--chat-muted);
  font-size: 0.71rem;
  line-height: 1.5;
}

/* Messages */

.message-list {
  width: min(100%, 900px);
  display: grid;
  gap: 8px;
  margin: 0 auto;
}

.chat-message {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 13px;
  padding: 18px 0;
}

.chat-message.is-user {
  grid-template-columns: minmax(0, 1fr) 38px;
}

.chat-message.is-user .message-avatar {
  grid-column: 2;
  grid-row: 1;
}

.chat-message.is-user .message-content {
  grid-column: 1;
  grid-row: 1;
  justify-self: end;
}

.message-avatar {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--chat-surface-muted);
  color: var(--chat-text);
  font-size: 0.8rem;
  font-weight: 800;
}

.assistant-avatar,
.chat-message.is-assistant .message-avatar {
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-deep) 100%
    );
  color: #ffffff;
}

.chat-message.is-user .message-avatar {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.message-content {
  min-width: 0;
  max-width: 100%;
}

.chat-message.is-user .message-content {
  max-width: min(78%, 690px);
}

.message-header {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 7px;
}

.chat-message.is-user .message-header {
  justify-content: flex-end;
}

.message-author {
  color: var(--chat-text);
  font-size: 0.73rem;
  font-weight: 700;
}

.message-time {
  color: var(--chat-faint);
  font-size: 0.63rem;
}

.message-edited-indicator {
  color: var(--chat-faint);
  font-size: 0.62rem;
  font-style: italic;
  white-space: nowrap;
}

.message-body {
  color: var(--chat-text);
  font-size: 0.88rem;
  line-height: 1.78;
  overflow-wrap: anywhere;
}

.chat-message.is-user .message-body {
  padding: 13px 16px;
  border-radius: 18px 18px 5px 18px;
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-dark) 100%
    );
  color: #ffffff;
  box-shadow: 0 10px 24px rgba(1, 162, 0, 0.14);
}

.message-body > :first-child {
  margin-top: 0;
}

.message-body > :last-child {
  margin-bottom: 0;
}

.message-body p {
  margin: 0 0 1em;
}

.message-body h1,
.message-body h2,
.message-body h3,
.message-body h4,
.message-body h5,
.message-body h6 {
  margin: 1.35em 0 0.55em;
  color: inherit;
  line-height: 1.3;
}

.message-body h1 {
  font-size: 1.45rem;
}

.message-body h2 {
  font-size: 1.25rem;
}

.message-body h3 {
  font-size: 1.08rem;
}

.message-body h4,
.message-body h5,
.message-body h6 {
  font-size: 0.96rem;
}

.message-body ul,
.message-body ol {
  margin: 0.8em 0 1em;
  padding-left: 1.5em;
}

.message-body li + li {
  margin-top: 0.4em;
}

.message-body a {
  color: var(--chat-primary-dark);
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.chat-message.is-user .message-body a {
  color: #ffffff;
}

.message-body blockquote {
  margin: 1em 0;
  padding: 10px 14px;
  border-left: 3px solid var(--chat-primary);
  border-radius: 0 10px 10px 0;
  background: var(--chat-surface-soft);
  color: var(--chat-muted);
}

.message-body code {
  padding: 0.16em 0.4em;
  border-radius: 6px;
  background: var(--chat-surface-muted);
  color: var(--chat-text);
  font-family:
    "SFMono-Regular",
    Consolas,
    "Liberation Mono",
    Menlo,
    monospace;
  font-size: 0.83em;
}

.chat-message.is-user .message-body code {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

.message-body pre {
  position: relative;
  overflow-x: auto;
  margin: 1.1em 0;
  padding: 16px;
  border: 1px solid var(--chat-border);
  border-radius: 14px;
  background: #101613;
  color: #edf6ef;
  font-family:
    "SFMono-Regular",
    Consolas,
    "Liberation Mono",
    Menlo,
    monospace;
  font-size: 0.8rem;
  line-height: 1.65;
  scrollbar-width: thin;
}

.message-body pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

.message-body table {
  width: 100%;
  display: block;
  overflow-x: auto;
  border-collapse: collapse;
  margin: 1em 0;
  font-size: 0.79rem;
}

.message-body th,
.message-body td {
  padding: 10px 12px;
  border: 1px solid var(--chat-border);
  text-align: left;
  vertical-align: top;
}

.message-body th {
  background: var(--chat-surface-muted);
  font-weight: 700;
}

.message-body hr {
  margin: 1.5em 0;
  border: 0;
  border-top: 1px solid var(--chat-border);
}

.message-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 7px;
  opacity: 0;
  transition: opacity var(--chat-transition);
}

.chat-message:hover .message-actions,
.message-actions:focus-within {
  opacity: 1;
}

.chat-message.is-user .message-actions {
  justify-content: flex-end;
}

.message-action-button {
  min-height: 31px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--chat-muted);
  cursor: pointer;
  font-size: 0.67rem;
}

.message-action-button:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.message-action-button.is-copied {
  color: var(--chat-primary-dark);
}

.message-action-button.message-edit-button:hover {
  background: var(--chat-primary-soft);
  color: var(--chat-primary-dark);
}

.message-action-button.message-delete-button:hover {
  background: var(--chat-danger-soft);
  color: var(--chat-danger);
}

.message-action-button:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.message-edit-form {
  display: grid;
  gap: 10px;
}

.message-edit-textarea {
  width: 100%;
  min-height: 110px;
  max-height: 420px;
  resize: vertical;
  padding: 13px 14px;
  border: 1px solid var(--chat-border-strong);
  border-radius: 13px;
  background: var(--chat-surface);
  color: var(--chat-text);
  outline: none;
  font-size: 0.86rem;
  line-height: 1.65;
  scrollbar-width: thin;
}

.message-edit-textarea:focus {
  border-color: var(--chat-primary);
  box-shadow: 0 0 0 4px rgba(1, 162, 0, 0.09);
}

.message-edit-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.message-edit-cancel-button,
.message-edit-save-button {
  min-height: 36px;
  padding: 8px 13px;
  border-radius: 9px;
  cursor: pointer;
  font-size: 0.72rem;
  font-weight: 700;
}

.message-edit-cancel-button {
  border: 1px solid var(--chat-border);
  background: var(--chat-surface);
  color: var(--chat-text);
}

.message-edit-cancel-button:hover {
  background: var(--chat-surface-muted);
}

.message-edit-save-button {
  border: 1px solid transparent;
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-dark) 100%
    );
  color: #ffffff;
}

.message-edit-save-button:hover {
  box-shadow: 0 8px 18px rgba(1, 162, 0, 0.18);
}

.message-edit-cancel-button:disabled,
.message-edit-save-button:disabled,
.message-edit-textarea:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.message-edit-error {
  margin: 0;
  color: var(--chat-danger);
  font-size: 0.7rem;
  font-weight: 600;
  line-height: 1.5;
}

.chat-message.is-updating,
.chat-message.is-deleting {
  opacity: 0.62;
  pointer-events: none;
}

.chat-message.is-deleting {
  transform: scale(0.995);
}

.generation-indicator {
  width: min(100%, 900px);
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 13px;
  margin: 8px auto 0;
  padding: 18px 0;
}

.generation-indicator-content {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--chat-muted);
}

.generation-label {
  font-size: 0.75rem;
  font-weight: 600;
}

.typing-dots {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.typing-dots span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  animation: typing-bounce 1.2s infinite ease-in-out;
}

.typing-dots span:nth-child(2) {
  animation-delay: 0.15s;
}

.typing-dots span:nth-child(3) {
  animation-delay: 0.3s;
}

.chat-scroll-anchor {
  width: 1px;
  height: 1px;
}

.scroll-bottom-button {
  position: absolute;
  z-index: 24;
  right: 24px;
  bottom: 126px;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--chat-border);
  border-radius: 50%;
  background: var(--chat-surface);
  color: var(--chat-muted);
  box-shadow: var(--chat-shadow-medium);
}

.scroll-bottom-button:hover {
  color: var(--chat-text);
  transform: translateY(-1px);
}

/* Composer */

.chat-composer-area {
  position: absolute;
  z-index: 25;
  right: 0;
  bottom: 0;
  left: 0;
  padding:
    18px
    max(18px, env(safe-area-inset-right))
    max(15px, env(safe-area-inset-bottom))
    max(18px, env(safe-area-inset-left));
  background:
    linear-gradient(
      180deg,
      transparent 0%,
      color-mix(
        in srgb,
        var(--chat-bg) 82%,
        transparent
      ) 20%,
      var(--chat-bg) 52%
    );
  pointer-events: none;
}

.composer-wrapper,
.composer-footer {
  width: min(100%, var(--chat-composer-max-width));
  margin: 0 auto;
  pointer-events: auto;
}

.composer-wrapper {
  border: 1px solid var(--chat-border-strong);
  border-radius: 20px;
  background: var(--chat-surface);
  box-shadow: var(--chat-shadow-medium);
  transition:
    border-color var(--chat-transition),
    box-shadow var(--chat-transition);
}

.composer-wrapper:focus-within {
  border-color: rgba(1, 162, 0, 0.55);
  box-shadow:
    var(--chat-shadow-medium),
    0 0 0 4px rgba(1, 162, 0, 0.08);
}

.chat-composer {
  min-height: 62px;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding: 9px 9px 9px 10px;
}

.composer-tool-button {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1px;
  border-radius: 12px;
  color: var(--chat-muted);
}

.composer-tool-button:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.composer-tool-button:disabled {
  cursor: not-allowed;
  opacity: 0.4;
}

.composer-input-wrapper {
  min-width: 0;
  flex: 1;
  display: flex;
  align-items: center;
}

#message-input {
  width: 100%;
  min-height: 42px;
  max-height: 220px;
  resize: none;
  overflow-y: auto;
  padding: 10px 5px;
  border: 0;
  background: transparent;
  color: var(--chat-text);
  outline: none;
  font-size: 0.88rem;
  line-height: 1.55;
  scrollbar-width: thin;
}

#message-input::placeholder {
  color: var(--chat-faint);
}

#message-input:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.send-message-button,
.stop-generation-button {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1px;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
}

.send-message-button {
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-dark) 100%
    );
  color: #ffffff;
  box-shadow: 0 8px 18px rgba(1, 162, 0, 0.18);
}

.send-message-button:hover:not(:disabled) {
  box-shadow: 0 10px 22px rgba(1, 162, 0, 0.24);
  transform: translateY(-1px);
}

.send-message-button:disabled {
  background: var(--chat-surface-muted);
  color: var(--chat-faint);
  box-shadow: none;
  cursor: not-allowed;
}

.stop-generation-button {
  background: var(--chat-text);
  color: var(--chat-bg);
}

.stop-generation-button span {
  width: 13px;
  height: 13px;
  border-radius: 3px;
  background: currentColor;
}

.attachment-preview-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 10px 0;
}

.attachment-preview {
  max-width: 250px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 9px;
  border: 1px solid var(--chat-border);
  border-radius: 11px;
  background: var(--chat-surface-soft);
}

.attachment-preview-name {
  min-width: 0;
  overflow: hidden;
  color: var(--chat-text);
  font-size: 0.7rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.attachment-preview-remove {
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--chat-muted);
  cursor: pointer;
}

.attachment-preview-remove:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-danger);
}

.composer-footer {
  min-height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding-top: 7px;
  color: var(--chat-faint);
  font-size: 0.62rem;
  text-align: center;
}

.composer-footer p {
  margin: 0;
}

.composer-character-count {
  white-space: nowrap;
}

/* Overlay */

.sidebar-overlay {
  position: fixed;
  z-index: 35;
  inset: 0;
  display: none;
  border: 0;
  background: rgba(4, 10, 5, 0.5);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 220ms ease;
  backdrop-filter: blur(2px);
}

/* Dialogs */

.app-dialog {
  width: min(calc(100% - 32px), 520px);
  max-height: calc(100dvh - 40px);
  padding: 0;
  overflow: visible;
  border: 0;
  border-radius: 20px;
  background: transparent;
  color: var(--chat-text);
}

.app-dialog::backdrop {
  background: rgba(4, 10, 5, 0.54);
  backdrop-filter: blur(5px);
}

.dialog-card {
  overflow: hidden;
  border: 1px solid var(--chat-border);
  border-radius: 20px;
  background: var(--chat-surface);
  box-shadow: var(--chat-shadow-large);
}

.dialog-card-compact {
  max-width: 450px;
  margin: 0 auto;
}

.dialog-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 23px 24px 18px;
}

.dialog-header h2 {
  margin: 0;
  color: var(--chat-text);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.035em;
}

.dialog-header p {
  margin: 5px 0 0;
  color: var(--chat-muted);
  font-size: 0.77rem;
  line-height: 1.6;
}

.dialog-close-button {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: var(--chat-muted);
}

.dialog-close-button:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.dialog-body {
  padding: 0 24px 22px;
}

.dialog-body label {
  display: block;
  margin-bottom: 7px;
  color: var(--chat-text);
  font-size: 0.78rem;
  font-weight: 700;
}

.dialog-body input {
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  border: 1px solid var(--chat-border);
  border-radius: 12px;
  background: var(--chat-surface);
  color: var(--chat-text);
  outline: none;
}

.dialog-body input:focus {
  border-color: var(--chat-primary);
  box-shadow: 0 0 0 4px rgba(1, 162, 0, 0.09);
}

.dialog-body textarea {
  width: 100%;
  min-height: 130px;
  max-height: 420px;
  resize: vertical;
  padding: 12px 13px;
  border: 1px solid var(--chat-border);
  border-radius: 12px;
  background: var(--chat-surface);
  color: var(--chat-text);
  outline: none;
  font-size: 0.83rem;
  line-height: 1.6;
}

.dialog-body textarea:focus {
  border-color: var(--chat-primary);
  box-shadow: 0 0 0 4px rgba(1, 162, 0, 0.09);
}

.dialog-body textarea:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

.dialog-field-error {
  min-height: 0;
  margin: 6px 0 0;
  color: var(--chat-danger);
  font-size: 0.71rem;
  font-weight: 600;
}

.dialog-field-error:empty {
  display: none;
}

.dialog-warning {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  margin: 0 24px 20px;
  padding: 13px 14px;
  border: 1px solid rgba(156, 101, 0, 0.2);
  border-radius: 12px;
  background: var(--chat-warning-soft);
  color: var(--chat-warning);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1.55;
}

.dialog-warning svg {
  flex: 0 0 auto;
}

.delete-message-preview {
  margin: 0 24px 20px;
  padding: 13px 14px;
  overflow: hidden;
  border: 1px solid var(--chat-border);
  border-radius: 12px;
  background: var(--chat-surface-soft);
  color: var(--chat-muted);
  font-size: 0.75rem;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.delete-message-preview strong {
  color: var(--chat-text);
}

.delete-message-preview-text {
  display: -webkit-box;
  margin-top: 5px;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 4;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 9px;
  padding: 17px 24px 22px;
  border-top: 1px solid var(--chat-border);
}

.dialog-secondary-button,
.dialog-primary-button,
.dialog-danger-button {
  min-height: 42px;
  padding: 10px 16px;
  border-radius: 11px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
}

.dialog-secondary-button {
  border: 1px solid var(--chat-border);
  background: var(--chat-surface);
  color: var(--chat-text);
}

.dialog-secondary-button:hover {
  background: var(--chat-surface-muted);
}

.dialog-primary-button {
  border: 1px solid transparent;
  background:
    linear-gradient(
      135deg,
      var(--chat-primary) 0%,
      var(--chat-primary-dark) 100%
    );
  color: #ffffff;
}

.dialog-primary-button:hover {
  box-shadow: 0 9px 20px rgba(1, 162, 0, 0.18);
}

.dialog-danger-button {
  border: 1px solid transparent;
  background: var(--chat-danger);
  color: #ffffff;
}

.dialog-danger-button:hover {
  background: var(--chat-danger-dark);
}

.dialog-secondary-button:disabled,
.dialog-primary-button:disabled,
.dialog-danger-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

/* Animations */

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

@keyframes typing-bounce {
  0%,
  60%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }

  30% {
    opacity: 1;
    transform: translateY(-4px);
  }
}

/* Responsive */

@media (max-width: 980px) {
  .chat-sidebar {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    width: min(86vw, 310px);
    flex-basis: auto;
    transform: translateX(-105%);
    box-shadow: var(--chat-shadow-large);
  }

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

  .sidebar-close-button,
  .sidebar-open-button {
    display: inline-flex;
  }

  .sidebar-overlay {
    display: block;
  }

  .chat-app.sidebar-open .sidebar-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  .conversation-title-button {
    max-width: min(55vw, 520px);
  }
}

@media (max-width: 760px) {
  .chat-header {
    padding-right: 12px;
    padding-left: 12px;
  }

  .chat-header-actions {
    gap: 2px;
  }

  #share-conversation-button {
    display: none;
  }

  .conversation-title-button {
    max-width: 48vw;
  }

  .chat-scroll-region {
    padding:
      24px
      16px
      155px;
  }

  .chat-welcome {
    align-items: flex-start;
    padding-top: 38px;
  }

  .welcome-logo {
    width: 62px;
    height: 62px;
    border-radius: 20px;
    font-size: 1.55rem;
  }

  .welcome-content h1 {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .welcome-description {
    font-size: 0.86rem;
  }

  .prompt-suggestions {
    grid-template-columns: 1fr;
  }

  .chat-message {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
  }

  .chat-message.is-user {
    grid-template-columns: minmax(0, 1fr) 34px;
  }

  .message-avatar {
    width: 34px;
    height: 34px;
    border-radius: 11px;
  }

  .chat-message.is-user .message-content {
    max-width: 88%;
  }

  .message-body {
    font-size: 0.84rem;
  }

  .generation-indicator {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 10px;
  }

  .chat-composer-area {
    padding-right: 10px;
    padding-left: 10px;
  }

  .scroll-bottom-button {
    right: 16px;
    bottom: 119px;
  }

  .composer-footer {
    font-size: 0.57rem;
  }
}

@media (max-width: 520px) {
  :root {
    --chat-header-height: 64px;
  }

  .chat-header {
    min-height: var(--chat-header-height);
  }

  .sidebar-header {
    min-height: var(--chat-header-height);
  }

  .sidebar-open-button,
  .header-action-button {
    width: 38px;
    height: 38px;
  }

  .conversation-title {
    font-size: 0.82rem;
  }

  .conversation-title-edit-icon {
    display: none;
  }

  .chat-status {
    font-size: 0.61rem;
  }

  .chat-scroll-region {
    padding:
      20px
      12px
      145px;
  }

  .welcome-content {
    text-align: left;
  }

  .welcome-logo {
    width: 56px;
    height: 56px;
    margin-bottom: 15px;
    border-radius: 18px;
    font-size: 1.4rem;
  }

  .welcome-content h1 {
    font-size: clamp(2rem, 11vw, 2.75rem);
  }

  .welcome-description {
    margin-top: 14px;
    font-size: 0.82rem;
  }

  .prompt-suggestions {
    margin-top: 25px;
  }

  .prompt-suggestion {
    padding: 14px;
  }

  .message-header {
    margin-bottom: 5px;
  }

  .message-actions {
    opacity: 1;
  }

  .message-action-button span {
    display: none;
  }

  .chat-message.is-user .message-content {
    max-width: 94%;
  }

  .message-edit-actions {
    flex-direction: column-reverse;
  }

  .message-edit-cancel-button,
  .message-edit-save-button {
    width: 100%;
  }

  .chat-composer {
    min-height: 58px;
    gap: 5px;
    padding: 7px;
  }

  .composer-tool-button,
  .send-message-button,
  .stop-generation-button {
    width: 40px;
    height: 40px;
  }

  #message-input {
    min-height: 40px;
    max-height: 150px;
    padding: 9px 4px;
    font-size: 0.84rem;
  }

  .composer-footer {
    justify-content: center;
  }

  .composer-character-count {
    display: none !important;
  }

  .dialog-header,
  .dialog-body,
  .dialog-actions {
    padding-right: 18px;
    padding-left: 18px;
  }

  .dialog-actions {
    flex-direction: column-reverse;
  }

  .dialog-secondary-button,
  .dialog-primary-button,
  .dialog-danger-button {
    width: 100%;
  }

  .dialog-warning,
  .delete-message-preview {
    margin-right: 18px;
    margin-left: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
/* Conversation filtering and pagination */

.conversation-filters {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 5px;
  margin-top: 9px;
  padding: 3px;
  border: 1px solid var(--chat-border);
  border-radius: 12px;
  background: var(--chat-surface);
}

.conversation-filter-button {
  min-width: 0;
  padding: 7px 6px;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: var(--chat-muted);
  cursor: pointer;
  font-size: 0.72rem;
  font-weight: 600;
  transition:
    background-color var(--chat-transition),
    color var(--chat-transition);
}

.conversation-filter-button:hover {
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.conversation-filter-button.is-active {
  background: var(--chat-primary-soft);
  color: var(--chat-primary-dark);
}

.conversation-filter-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.conversation-load-more-wrapper {
  padding: 10px 4px 2px;
}

.conversation-load-more {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--chat-border);
  border-radius: 11px;
  background: var(--chat-surface);
  color: var(--chat-muted);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  transition:
    background-color var(--chat-transition),
    color var(--chat-transition),
    border-color var(--chat-transition);
}

.conversation-load-more:hover {
  border-color: var(--chat-border-strong);
  background: var(--chat-surface-muted);
  color: var(--chat-text);
}

.conversation-load-more:disabled {
  cursor: wait;
  opacity: 0.6;
}

/* Message generation and feedback actions */
.message-feedback-up-button,
.message-feedback-down-button {
  min-width: 31px;
  justify-content: center;
}

.message-feedback-up-button span,
.message-feedback-down-button span {
  font-size: 0.9rem;
  line-height: 1;
}

.message-action-button.is-selected-feedback {
  background: var(--chat-primary-soft);
  color: var(--chat-primary-dark);
}

.message-regenerate-button:hover,
.message-continue-button:hover,
.message-retry-button:hover {
  background: var(--chat-primary-soft);
  color: var(--chat-primary-dark);
}

/* =========================================================
   GabbyAI Chat UI Refresh
   Style-only overrides
   ========================================================= */

/* ---------- Core workspace ---------- */

.chat-main {
  background:
    radial-gradient(
      circle at 50% -12%,
      rgba(1, 162, 0, 0.055),
      transparent 34%
    ),
    var(--chat-bg);
}

/* ---------- Sidebar ---------- */

.chat-sidebar {
  background:
    linear-gradient(
      180deg,
      color-mix(
        in srgb,
        var(--chat-sidebar-bg) 96%,
        white
      ) 0%,
      var(--chat-sidebar-bg) 100%
    );
}

.sidebar-header {
  padding-right: 15px;
  padding-left: 15px;
}

.sidebar-brand-mark {
  width: 41px;
  height: 41px;
  border-radius: 14px;
  box-shadow:
    0 10px 26px rgba(1, 162, 0, 0.2);
}

.sidebar-brand-text {
  font-size: 1.08rem;
}

.sidebar-actions {
  padding: 16px 13px 13px;
}

.new-chat-button {
  min-height: 48px;
  border-radius: 15px;
  box-shadow:
    0 12px 28px rgba(1, 162, 0, 0.18);
}

.conversation-search {
  margin-top: 13px;
}

.conversation-search input {
  min-height: 44px;
  border-radius: 14px;
  background:
    color-mix(
      in srgb,
      var(--chat-surface) 94%,
      transparent
    );
}

.conversation-filters {
  margin-top: 10px;
  padding: 4px;
  border-radius: 13px;
}

.conversation-filter-button {
  min-height: 34px;
  border-radius: 9px;
}

.conversation-panel {
  padding-right: 7px;
  padding-left: 7px;
}

/* Conversation list items */

.conversation-item {
  border-radius: 11px;
}

.conversation-select-button {
  min-height: 41px;
  border-radius: 11px;
}

.conversation-item:hover {
  background:
    color-mix(
      in srgb,
      var(--chat-surface-muted) 72%,
      transparent
    );
}

.conversation-item.is-active {
  background: var(--chat-primary-soft);
}

.conversation-item.is-active
.conversation-item-title {
  color: var(--chat-primary-dark);
  font-weight: 700;
}

.sidebar-footer {
  padding: 11px 10px 13px;
  background:
    color-mix(
      in srgb,
      var(--chat-sidebar-bg) 94%,
      transparent
    );
}

.account-menu-button {
  min-height: 56px;
  padding: 9px 10px;
  border-radius: 14px;
}

.account-avatar {
  width: 40px;
  height: 40px;
  border-radius: 13px;
}

/* ---------- Header ---------- */

.chat-header {
  min-height: 72px;
  padding-top: 11px;
  padding-bottom: 11px;
  border-bottom:
    1px solid
    color-mix(
      in srgb,
      var(--chat-border) 80%,
      transparent
    );
  background:
    color-mix(
      in srgb,
      var(--chat-bg) 88%,
      transparent
    );
  backdrop-filter: blur(22px);
}

.conversation-title {
  font-size: 0.95rem;
  font-weight: 750;
}

.chat-status {
  margin-top: 1px;
}

.header-action-button,
.sidebar-open-button {
  border: 1px solid transparent;
  transition:
    background-color var(--chat-transition),
    border-color var(--chat-transition),
    color var(--chat-transition),
    transform var(--chat-transition);
}

.header-action-button:hover,
.sidebar-open-button:hover {
  border-color: var(--chat-border);
  background: var(--chat-surface);
  box-shadow: var(--chat-shadow-small);
  transform: translateY(-1px);
}

/* ---------- Main scroll area ---------- */

.chat-scroll-region {
  padding-top: 42px;
}

/* ---------- Welcome screen ---------- */

.chat-welcome {
  min-height: calc(100% - 40px);
  padding-top: 42px;
  padding-bottom: 90px;
}

.welcome-content {
  width: min(100%, 820px);
}

.welcome-logo {
  width: 78px;
  height: 78px;
  margin-bottom: 22px;
  border-radius: 25px;
  box-shadow:
    0 22px 60px rgba(1, 162, 0, 0.22),
    0 0 0 1px rgba(1, 162, 0, 0.08);
}

.welcome-eyebrow {
  margin-bottom: 10px;
}

.welcome-content h1 {
  max-width: 720px;
  margin-right: auto;
  margin-left: auto;
}

.welcome-description {
  max-width: 640px;
  margin-top: 20px;
  font-size: 0.94rem;
}

.prompt-suggestions {
  gap: 14px;
  margin-top: 38px;
}

.prompt-suggestion {
  min-height: 96px;
  padding: 18px;
  border-radius: 19px;
  background:
    linear-gradient(
      145deg,
      color-mix(
        in srgb,
        var(--chat-surface) 97%,
        transparent
      ),
      color-mix(
        in srgb,
        var(--chat-surface-soft) 94%,
        transparent
      )
    );
}

.prompt-suggestion:hover {
  border-color: rgba(1, 162, 0, 0.3);
  box-shadow:
    0 16px 38px rgba(21, 38, 25, 0.09);
  transform: translateY(-3px);
}

.prompt-suggestion-icon {
  width: 42px;
  height: 42px;
  border-radius: 13px;
}

.prompt-suggestion-content strong {
  font-size: 0.84rem;
}

.prompt-suggestion-content span {
  font-size: 0.72rem;
  line-height: 1.55;
}

/* ---------- Messages ---------- */

.message-list,
.generation-indicator {
  width: min(100%, 940px);
}

.message-list {
  gap: 8px;
}

.chat-message {
  gap: 14px;
  padding: 21px 0;
}

.message-avatar {
  width: 40px;
  height: 40px;
  border-radius: 13px;
}

.chat-message.is-assistant .message-avatar {
  box-shadow:
    0 8px 22px rgba(1, 162, 0, 0.16);
}

.message-header {
  margin-bottom: 8px;
}

.message-author {
  font-size: 0.75rem;
}

.message-time {
  font-size: 0.62rem;
}

.message-body {
  font-size: 0.9rem;
  line-height: 1.82;
}

/*
 * Keep Gabby's replies visually open.
 * Long AI responses read better without a large bubble.
 */
.chat-message.is-assistant .message-content {
  padding-top: 1px;
}

.chat-message.is-assistant .message-body {
  max-width: 820px;
}

/* User messages */

.chat-message.is-user .message-content {
  max-width: min(75%, 700px);
}

.chat-message.is-user .message-body {
  padding: 14px 17px;
  border-radius: 19px 19px 6px 19px;
  box-shadow:
    0 10px 26px rgba(1, 162, 0, 0.13);
}

/* ---------- Rich AI output ---------- */

.message-body h1,
.message-body h2,
.message-body h3,
.message-body h4 {
  letter-spacing: -0.025em;
}

.message-body h1 {
  font-size: 1.48rem;
}

.message-body h2 {
  font-size: 1.28rem;
}

.message-body h3 {
  font-size: 1.1rem;
}

.message-body blockquote {
  padding: 12px 15px;
  border-left-width: 4px;
  border-radius: 0 12px 12px 0;
}

.message-body code {
  border:
    1px solid
    color-mix(
      in srgb,
      var(--chat-border) 72%,
      transparent
    );
}

.message-body pre {
  margin: 1.25em 0;
  padding: 18px;
  border-radius: 16px;
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.08);
}

.message-body table {
  margin: 1.25em 0;
}

/* ---------- Message controls ---------- */

.message-actions {
  gap: 3px;
  margin-top: 9px;
}

.message-action-button {
  border: 1px solid transparent;
}

.message-action-button:hover {
  border-color: var(--chat-border);
  background: var(--chat-surface);
}

/* ---------- Thinking state ---------- */

.generation-indicator {
  padding-top: 20px;
}

.generation-indicator-content {
  min-height: 40px;
}

.typing-dots span {
  width: 6px;
  height: 6px;
}

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

.chat-composer-area {
  padding-top: 30px;
  background:
    linear-gradient(
      180deg,
      transparent 0%,
      color-mix(
        in srgb,
        var(--chat-bg) 66%,
        transparent
      ) 25%,
      color-mix(
        in srgb,
        var(--chat-bg) 94%,
        transparent
      ) 50%,
      var(--chat-bg) 74%
    );
}

.composer-wrapper {
  border-radius: 23px;
  border-color:
    color-mix(
      in srgb,
      var(--chat-border-strong) 90%,
      transparent
    );
  box-shadow:
    0 16px 46px rgba(21, 38, 25, 0.095),
    0 0 0 1px
    color-mix(
      in srgb,
      var(--chat-border) 45%,
      transparent
    );
}

.composer-wrapper:focus-within {
  border-color: rgba(1, 162, 0, 0.5);
  box-shadow:
    0 18px 50px rgba(21, 38, 25, 0.1),
    0 0 0 4px rgba(1, 162, 0, 0.07);
}

.chat-composer {
  min-height: 68px;
  gap: 9px;
  padding: 10px;
}

#message-input {
  min-height: 46px;
  padding: 11px 7px;
  font-size: 0.9rem;
}

.composer-tool-button,
.send-message-button,
.stop-generation-button {
  width: 44px;
  height: 44px;
  border-radius: 13px;
}

.composer-tool-button {
  border: 1px solid transparent;
}

.composer-tool-button:hover {
  border-color: var(--chat-border);
  background: var(--chat-surface-soft);
}

.send-message-button {
  box-shadow:
    0 10px 24px rgba(1, 162, 0, 0.21);
}

.send-message-button:hover:not(:disabled) {
  box-shadow:
    0 13px 28px rgba(1, 162, 0, 0.27);
}

.composer-footer {
  padding-top: 9px;
  font-size: 0.61rem;
}

/* ---------- Scroll button ---------- */

.scroll-bottom-button {
  width: 44px;
  height: 44px;
  background:
    color-mix(
      in srgb,
      var(--chat-surface) 94%,
      transparent
    );
  backdrop-filter: blur(12px);
}

/* ---------- Menus ---------- */

.account-menu,
.conversation-options-menu,
.conversation-item-menu {
  border-color:
    color-mix(
      in srgb,
      var(--chat-border) 88%,
      transparent
    );
  box-shadow:
    0 18px 48px rgba(21, 38, 25, 0.14);
}

/* ---------- Dialogs ---------- */

.dialog-card {
  border-radius: 22px;
  box-shadow:
    0 30px 90px rgba(0, 0, 0, 0.22);
}

.dialog-header {
  padding-top: 25px;
}

.dialog-header h2 {
  font-size: 1.15rem;
}

/* ---------- Dark mode refinements ---------- */

[data-theme="dark"] .chat-main {
  background:
    radial-gradient(
      circle at 50% -12%,
      rgba(1, 162, 0, 0.08),
      transparent 34%
    ),
    var(--chat-bg);
}

[data-theme="dark"] .composer-wrapper {
  box-shadow:
    0 18px 54px rgba(0, 0, 0, 0.34);
}

[data-theme="dark"] .prompt-suggestion:hover {
  box-shadow:
    0 18px 44px rgba(0, 0, 0, 0.28);
}

/* ---------- Responsive ---------- */

@media (max-width: 760px) {
  .chat-scroll-region {
    padding-top: 28px;
  }

  .chat-welcome {
    padding-top: 36px;
    padding-bottom: 76px;
  }

  .chat-message {
    padding: 17px 0;
  }

  .chat-message.is-user .message-content {
    max-width: 88%;
  }

  .message-list,
  .generation-indicator {
    width: 100%;
  }
}

@media (max-width: 520px) {
  .chat-welcome {
    padding-top: 26px;
  }

  .welcome-logo {
    width: 58px;
    height: 58px;
    border-radius: 18px;
  }

  .prompt-suggestion {
    min-height: 0;
  }

  .message-body {
    font-size: 0.85rem;
    line-height: 1.76;
  }

  .chat-message.is-user .message-content {
    max-width: 94%;
  }

  .composer-wrapper {
    border-radius: 19px;
  }

  .chat-composer {
    min-height: 60px;
    padding: 8px;
  }
}

/* =========================================================
   Assistant response contrast
   ========================================================= */

.chat-message.is-assistant .message-body,
.chat-message.is-assistant .message-body p,
.chat-message.is-assistant .message-body li,
.chat-message.is-assistant .message-body span,
.chat-message.is-assistant .message-body strong,
.chat-message.is-assistant .message-body em,
.chat-message.is-assistant .message-body h1,
.chat-message.is-assistant .message-body h2,
.chat-message.is-assistant .message-body h3,
.chat-message.is-assistant .message-body h4,
.chat-message.is-assistant .message-body h5,
.chat-message.is-assistant .message-body h6 {
  color: var(--chat-text);
}

.chat-message.is-assistant .message-body {
  font-weight: 450;
}

.chat-message.is-assistant .message-body strong {
  font-weight: 700;
}

/* Keep deliberately secondary content muted */

.chat-message.is-assistant .message-body blockquote {
  color: var(--chat-muted);
}

.chat-message.is-assistant .message-body a {
  color: var(--chat-primary-dark);
}

/* Assistant response typography */

.chat-message.is-assistant .message-body,
.chat-message.is-assistant .message-body p,
.chat-message.is-assistant .message-body li,
.chat-message.is-assistant .message-body span,
.chat-message.is-assistant .message-body em {
  font-weight: 400;
}

.chat-message.is-assistant .message-body strong,
.chat-message.is-assistant .message-body b {
  font-weight: 700;
}

.chat-message.is-assistant .message-body em,
.chat-message.is-assistant .message-body i {
  font-style: italic;
}

/* =========================================================
   Welcome screen refinement
   ========================================================= */

.chat-welcome {
  min-height: calc(100% - 32px);
  padding:
    64px
    0
    100px;
}

.welcome-content {
  width: min(100%, 860px);
  margin: 0 auto;
  text-align: center;
}

.welcome-logo {
  width: 70px;
  height: 70px;
  margin-bottom: 18px;
  border-radius: 22px;
  box-shadow:
    0 18px 50px rgba(1, 162, 0, 0.2),
    0 0 0 8px rgba(1, 162, 0, 0.045);
}

.welcome-eyebrow {
  margin-bottom: 10px;
  color: var(--chat-primary-dark);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.welcome-content h1 {
  max-width: 760px;
  margin: 0 auto;
  font-size: clamp(2.35rem, 5vw, 4rem);
  line-height: 1.02;
  letter-spacing: -0.07em;
}

.welcome-description {
  max-width: 620px;
  margin:
    18px
    auto
    0;
  color: var(--chat-muted);
  font-size: 0.94rem;
  line-height: 1.75;
}

.prompt-suggestions {
  grid-template-columns:
    repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 36px;
}

.prompt-suggestion {
  min-height: 106px;
  align-items: center;
  gap: 15px;
  padding: 18px 19px;
  border-radius: 18px;
  background:
    linear-gradient(
      145deg,
      color-mix(
        in srgb,
        var(--chat-surface) 98%,
        transparent
      ),
      color-mix(
        in srgb,
        var(--chat-surface-soft) 96%,
        transparent
      )
    );
  box-shadow:
    0 8px 24px rgba(21, 38, 25, 0.045);
}

.prompt-suggestion:hover {
  border-color: rgba(1, 162, 0, 0.28);
  background:
    linear-gradient(
      145deg,
      var(--chat-surface),
      color-mix(
        in srgb,
        var(--chat-primary-soft) 30%,
        var(--chat-surface)
      )
    );
  box-shadow:
    0 16px 38px rgba(21, 38, 25, 0.085);
  transform: translateY(-3px);
}

.prompt-suggestion-icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background:
    color-mix(
      in srgb,
      var(--chat-primary-soft) 86%,
      var(--chat-surface)
    );
}

.prompt-suggestion-content {
  gap: 4px;
}

.prompt-suggestion-content strong {
  color: var(--chat-text);
  font-size: 0.87rem;
  font-weight: 700;
}

.prompt-suggestion-content span {
  color: var(--chat-muted);
  font-size: 0.73rem;
  line-height: 1.5;
}

@media (max-width: 760px) {
  .chat-welcome {
    padding-top: 42px;
    padding-bottom: 80px;
  }

  .welcome-content h1 {
    font-size: clamp(2.2rem, 8vw, 3.2rem);
  }

  .prompt-suggestions {
    grid-template-columns: 1fr;
  }

  .prompt-suggestion {
    min-height: 88px;
  }
}

@media (max-width: 520px) {
  .welcome-content {
    text-align: left;
  }

  .welcome-logo {
    width: 58px;
    height: 58px;
    margin-bottom: 16px;
    border-radius: 18px;
  }

  .welcome-content h1 {
    margin: 0;
  }

  .welcome-description {
    margin-left: 0;
  }

  .prompt-suggestions {
    margin-top: 28px;
  }
}