:root {
  --color-page-bg: #f5f7fb;
  --color-surface: #ffffff;
  --color-text: #020817;
  --color-muted: #6b7280;
  --color-border: #e2e8f0;
  --color-accent: #005494;
  --color-accent-strong: #095e9a;
  --color-accent-hover: #064b82;
  --color-tint: #e6f1fb;
  --color-neutral: #969696;
  --color-error: #d92d20;
  --shadow-card: 0 8px 24px rgba(2, 8, 23, 0.06);
  --shadow-input: 0 2px 6px rgba(2, 8, 23, 0.04);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  /* Horizontal alignment of the history rail relative to the section edge */
  --history-rail-offset: 26px;
}

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

@font-face {
  font-family: 'Outfit-Regular';
  font-style: normal;
  font-weight: normal;
  src: local('Outfit-Regular'), url('fonts/Outfit/Outfit-Regular.ttf') format('truetype');
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: normal;
  src: local('Plus Jakarta Sans'), url('fonts/Plus_Jakarta_Sans/PlusJakartaSans-Regular.ttf') format('truetype');
}

@font-face {
  font-family: 'Lufga Regular';
  font-style: normal;
  font-weight: normal;
  src: local('Lufga Regular'), url('fonts/LufgaRegular.woff') format('woff');
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: 'Outfit-Regular','Lufga Regular','Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-page-bg);
  -webkit-font-smoothing: antialiased;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
}

.is-hidden {
  display: none !important;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.emind-app {
  display: flex;
  height: 100dvh;
  background: var(--color-page-bg);
  color: var(--color-text);
  overflow: hidden;
}

.auth-gate {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--color-page-bg);
  z-index: 999;
  transition: opacity 180ms ease-in-out;
}

.auth-gate__panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
  max-width: 340px;
}

.auth-gate__panel--loader {
  color: var(--color-neutral);
}

.auth-gate__spinner {
  width: 42px;
  height: 42px;
}

.auth-gate__message {
  margin: 0;
  font-size: 15px;
  color: var(--color-neutral);
}

.auth-gate__panel--unauthorized {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  color: var(--color-text);
}

.auth-gate__icon {
  font-size: 44px;
}

.auth-gate__title {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
}

.auth-gate__description {
  margin: 0;
  font-size: 15px;
  color: var(--color-neutral);
}

.auth-gate__action {
  margin-top: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  border: none;
  background: var(--color-accent-strong);
  color: #ffffff;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: background 160ms ease-in-out, transform 120ms ease-in-out;
}

.auth-gate__action:hover,
.auth-gate__action:focus-visible {
  background: var(--color-accent-hover);
  transform: translateY(-1px);
  outline: none;
}

.auth-gate__action:active {
  transform: translateY(0);
}

.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--color-accent);
  transition: background 160ms ease-in-out, color 160ms ease-in-out;
}

.icon-button:hover,
.icon-button:focus-visible {
  background: rgba(0, 84, 148, 0.08);
  outline: none;
}

.icon-button svg,
.icon-button img {
  width: 20px;
  height: 20px;
}

.sidebar__collapse-icon {
  display: block;
}

.sidebar {
  width: 288px;
  flex-shrink: 0;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  transition: width 250ms ease-in-out;
  position: relative;
  z-index: 20;
  overflow: hidden; /* clip any child overflow to sidebar bounds */
}

.sidebar__inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 24px 20px 28px;
  gap: 20px;
}

.sidebar__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-text);
}

.sidebar__close-btn {
  display: none;
  margin-left: auto;
  color: var(--color-accent);
}

.sidebar__wordmark {
  white-space: nowrap;
}

.sidebar__collapse-btn {
  color: var(--color-accent);
}

.sidebar__nav {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar__nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  border: none;
  background: transparent;
  color: var(--color-text);
  width: 100%;
  text-align: left;
  transition: background 160ms ease-in-out, color 160ms ease-in-out;
}

/* Top-align icon and label for Your Queries */
.sidebar__nav-item[data-nav="history"] {
  align-items: flex-start;
}

.sidebar__nav-item svg {
  width: 18px;
  height: 18px;
}

/* Rotate the Your Queries icon when collapsed */
.sidebar__nav-item .sidebar__nav-icon svg {
  transition: transform 160ms ease-in-out;
  transform-origin: 50% 50%;
}
.sidebar__nav-item[data-nav="history"][aria-expanded="false"] .sidebar__nav-icon svg {
  transform: rotate(-90deg);
}

.sidebar__nav-item:hover,
.sidebar__nav-item:focus-visible {
  background: rgba(230, 241, 251, 0.7);
  outline: none;
}



/* .sidebar__nav-item.is-active {
  background: var(--color-tint);
  color: var(--color-accent);
  font-weight: 600;
} */

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

/* Collapsible history section */
.sidebar__section.is-collapsed .sidebar__conversation-list,
.sidebar__section.is-collapsed .sidebar__toggle-list {
  display: none !important;
}

/* History rail layout */
.sidebar__history {
  display: grid;
  grid-template-columns: 10px 1fr;
  column-gap: 12px;
  align-items: start;
  /* shift the rail so it aligns with the center of the nav icon point */
  margin-left: var(--history-rail-offset);
}

.sidebar__history-rail {
  display: none;
  padding-top: 6px; /* nudge to align under header */
}

.sidebar__section:not(.is-collapsed) .sidebar__history-rail {
  display: block;
}

.sidebar__history-rail svg {
  display: block;
}

.sidebar__history-content {
  display: flex;
  flex-direction: column;
  min-width: 0; /* allow grid column to shrink and prevent overflow */
}

.sidebar__conversation-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 120px;
}

.sidebar__conversation-item {
  
  border: none;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 16px;
  border-radius: 12px;
  background: transparent;
  color: var(--color-text);
  text-align: left;
  transition: background 160ms ease-in-out, color 160ms ease-in-out,
    box-shadow 160ms ease-in-out;
}

.sidebar__conversation-item:hover,
.sidebar__conversation-item:focus-visible {
  background: rgba(230, 241, 251, 0.6);
  outline: none;
}

.sidebar__conversation-item.is-active {
  background: rgba(230, 241, 251, 0.85);
  
  /*color: var(--color-accent-strong);
  font-weight: 600;
  /* box-shadow: inset 3px 0 0 var(--color-accent); */
}

.sidebar__conversation-title {
  font-size: 14px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar__conversation-meta {
  font-size: 12px;
  color: var(--color-neutral);
}

.sidebar__skeletons {
  display: grid;
  gap: 6px;
}

.sidebar__skeletons[hidden] {
  display: none !important;
}

.sidebar__skeleton {
  position: relative;
  display: block;
  height: 32px;
  border-radius: 12px;
  background: rgba(226, 232, 240, 0.55);
  overflow: hidden;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 180ms ease-in-out, transform 180ms ease-in-out;
}

.sidebar__skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(230, 241, 251, 0),
    rgba(230, 241, 251, 0.85),
    rgba(230, 241, 251, 0)
  );
  transform: translateX(-110%);
}

.sidebar__skeletons.is-loading .sidebar__skeleton {
  opacity: 1;
  transform: translateY(0);
}

.sidebar__skeletons.is-loading .sidebar__skeleton::after {
  animation: sidebarSkeletonSweep 1.1s ease-in-out infinite;
}

.sidebar__skeletons.is-loading .sidebar__skeleton:nth-child(2)::after {
  animation-delay: 0.12s;
}

.sidebar__skeletons.is-loading .sidebar__skeleton:nth-child(3)::after {
  animation-delay: 0.24s;
}

.sidebar__skeletons.is-loading .sidebar__skeleton:nth-child(4)::after {
  animation-delay: 0.36s;
}

.sidebar__empty {
  margin: 0;
  font-size: 14px;
  color: var(--color-neutral);
}

.sidebar__toggle-list {
  align-self: flex-start;
  background: transparent;
  border: none;
  color: var(--color-accent-strong);
  font-weight: 500;
  padding: 4px 0;
}

.sidebar__grow {
  flex: 1 1 auto;
}

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

.sidebar__footer-btn {
  display: flex;
  align-items: center;
  justify-content: left;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: background 160ms ease-in-out, color 160ms ease-in-out,
    border-color 160ms ease-in-out;
}

.sidebar__footer-btn--ghost {
  background: transparent;
  border-color: var(--color-accent-strong);
  color: var(--color-accent-strong);
}

.sidebar__footer-btn--ghost:hover,
.sidebar__footer-btn--ghost:focus-visible {
  background: rgba(230, 241, 251, 0.9);
  outline: none;
}

.sidebar__footer-btn--primary {
  /* background: var(--color-accent-strong);
  color: #ffffff;
  border-color: var(--color-accent-strong);
  box-shadow: var(--shadow-input); */
  
  flex-shrink: 0;
  border-radius: 5.299px;
  border: 1.325px solid #559FD0;
  background: #559FD0;
  color: #FFF;
  text-align: center;
  
}

.sidebar__footer-btn--primary {
  font-family: "Plus Jakarta Sans";
  font-style: normal;
  font-weight: 500; 
  line-height: normal;
  letter-spacing: 2.782px;
  text-transform: uppercase;
}

.sidebar__footer-btn--primary:hover,
.sidebar__footer-btn--primary:focus-visible {
  background: var(--color-accent-hover);
  outline: none;
}

.sidebar__footer-btn:disabled {
  opacity: 0.6;
}

.sidebar__footer-icon svg {
  width: 18px;
  height: 18px;
}

.sidebar__footer-label {
  white-space: nowrap;
}

/* Ask the Analyst (mailto) button */
.sidebar__ask-wrap {
  /* Keep this element visually aligned with the composer top on the right */
  position: sticky;
  bottom: var(--ask-bottom-offset, 0px);
}

.ask-analyst-button {
  display: flex; /* avoid inline shrink-to-fit rounding on mobile */
  /* Fill available width in the sidebar without overflow */
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  /* Match provided vertical padding; constrain horizontal to fit */
  padding: 12px 16px;
  justify-content: center;
  align-items: center;
  border-radius: 5.299px;
  border: 1.325px solid #559FD0;
  text-decoration: none;
  background: transparent;
  font-family: "Plus Jakarta Sans";
  color: #559FD0;
  text-align: center;
  font-style: normal;
  font-weight: 500;
  line-height: normal;
  letter-spacing: 2.782px;
  text-transform: uppercase;
  /* Leave a tiny gutter to prevent right-edge clipping on mobile */
  margin: 0 1px;
}

.ask-analyst-button:hover,
.ask-analyst-button:focus-visible {
  background: rgba(230, 241, 251, 0.7);
  outline: none;
}

.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(2, 8, 23, 0.35);
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease-in-out;
}

.workspace {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-width: 0;
  min-height: 0; /* ensure flex child can shrink to allow inner scroll */
}

.topbar {
  position: sticky;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  z-index: 5;
}

.topbar__menu {
  position: absolute;
  left: 16px;
  color: var(--color-accent-strong);
  display: none;
}

.topbar__title {
  margin: 0;
  font-size: 22px;
  font-weight: 600;
}

.content {
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}

.landing {
  height: 100%;
  padding: 48px clamp(16px, 4vw, 64px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  text-align: center;
  overflow-y: auto;
}

.landing__hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 560px;
}

.landing__mark {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  color: var(--color-accent-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(230, 241, 251, 0.7);
}

.landing__mark svg {
  width: 100%;
  height: 100%;
}

.landing__title {
  margin: 0;
  font-size: clamp(20px, 2.6vw, 28px);
  line-height: 1.3;
  font-weight: 600;
}

.landing__suggestions {
  display: grid;
  gap: 12px;
  width: min(640px, 100%);
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.suggestion-pill {
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 500;
  text-align: center;
  transition: background 160ms ease-in-out, border-color 160ms ease-in-out,
    color 160ms ease-in-out;
}

.suggestion-pill:hover,
.suggestion-pill:focus-visible {
  border-color: var(--color-accent-strong);
  background: rgba(230, 241, 251, 0.7);
  color: var(--color-accent-strong);
  outline: none;
}

.prompt-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 18px;
  box-shadow: var(--shadow-input);
}

.prompt-card__input {
  flex: 1;
  resize: none;
  border: none;
  outline: none;
  background: transparent;
  min-height: 40px;
  max-height: 220px;
  padding: 4px 0 0;
  line-height: 1.5;
  color: var(--color-text);
}

.prompt-card__input::placeholder {
  color: var(--color-neutral);
}

.prompt-card__submit {
  display: inline-flex;
  align-items: center; /* vertically center label and icon */
  justify-content: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: 8px;
  border: none;
  background: #005594;
  color: #ffffff;
  font-family: "Plus Jakarta Sans";
  box-shadow: var(--shadow-input);
  transition: background 160ms ease-in-out, opacity 160ms ease-in-out;
  align-self: flex-start;
}

.prompt-card__submit:hover,
.prompt-card__submit:focus-visible {
  background: var(--color-accent-hover);
  outline: none;
}

.prompt-card__submit:disabled {
  opacity: 0.6;
}

.prompt-card__submit-icon svg {
  width: 24px;
  height: 24px;
}

/* Ensure the icon wrapper aligns its child svg to center vertically */
.prompt-card__submit-icon {
  display: inline-flex;
  align-items: center;
}

.disclaimer {
  margin: 0;
  font-size: 13px;
  color: var(--color-neutral);
}

.landing__composer {
  width: min(720px, 100%);
}

.landing__disclaimer {
  text-align: center;
}

.conversation {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.conversation__scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  /* Add bottom padding to avoid content being obscured by sticky composer */
  padding: 32px clamp(16px, 4vw, 48px) 160px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}

.conversation__loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--color-neutral);
}

.spinner {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 3px solid rgba(9, 94, 154, 0.2);
  border-top-color: var(--color-accent-strong);
  animation: spin 0.8s linear infinite;
}

.message-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.message {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: min(720px, 100%);
}

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

.message--user {
  align-self: flex-end;
  text-align: right;
}

.message__bubble {
  padding: 12px 16px;
  border-radius: 16px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  white-space: pre-wrap;
  word-break: break-word;
}

.message--assistant .message__bubble {
  border-bottom-left-radius: 4px;
}

.message--user .message__bubble {
  background: #f1f5f9;
  border-bottom-right-radius: 4px;
}

@media (min-width: 1024px) {
  .message--assistant .message__bubble {
    background: var(--color-tint);
  }
}

.message__content p {
  margin: 0 0 12px;
}

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

.message__content a {
  color: var(--color-accent-strong);
  text-decoration: underline;
}

.message__metadata {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: var(--color-neutral);
}

.message__feedback {
  display: flex;
  align-items: center;
  gap: 8px;
}

.typing-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(9, 94, 154, 0.1);
  color: var(--color-accent-strong);
  font-weight: 500;
}

.typing-indicator__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  animation: typing-bounce 1.3s infinite ease-in-out;
}

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

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

.feedback-button {
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-neutral);
  transition: background 160ms ease-in-out, color 160ms ease-in-out,
    border-color 160ms ease-in-out;
}

.feedback-button:hover,
.feedback-button:focus-visible {
  background: rgba(230, 241, 251, 0.6);
  border-color: var(--color-accent-strong);
  color: var(--color-accent-strong);
  outline: none;
}

.feedback-button.is-selected {
  background: var(--color-accent-strong);
  border-color: var(--color-accent-strong);
  color: #ffffff;
}

@keyframes typing-bounce {
  0%,
  80%,
  100% {
    transform: scale(0.7);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

.message__sources {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--color-border);
  background: rgba(230, 241, 251, 0.45);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.message__sources-header {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0;
  margin: 0;
  background: none;
  border: none;
  color: var(--color-text);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  text-align: left;
}

.message__sources-header:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.message__sources-heading {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.message__sources-icon {
  font-size: 18px;
}

.message__sources-toggle {
  font-size: 18px;
  transition: transform 160ms ease;
}

.message__sources-toggle.is-collapsed {
  transform: rotate(-90deg);
}

.message__sources-content {
  display: none;
  flex-direction: column;
  gap: 12px;
}

.message__sources-content.is-open {
  display: flex;
}

.message__source-card {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(2, 8, 23, 0.06);
  background: #ffffff;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Source card header with optional thumbnail */
.message__source-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.message__source-thumb {
  width: 64px;
  height: 64px;
  border-radius: 10px;
  object-fit: cover;
  background: #eef2f7;
  flex-shrink: 0;
}

.message__source-body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.message__source-title {
  font-weight: 600;
  font-size: 14px;
  color: var(--color-text);
}

.message__source-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--color-neutral);
  font-size: 12px;
}

.message__source-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(230, 241, 251, 0.6);
}

.message__source-snippet {
  margin: 0;
  color: var(--color-text);
  font-size: 13px;
  line-height: 1.5;
}

.message__source-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.message__source-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(0, 84, 148, 0.1);
  color: var(--color-accent-strong);
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
}

.message__source-link:hover,
.message__source-link:focus-visible {
  background: rgba(0, 84, 148, 0.18);
  outline: none;
}

.message__followups {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.followup-button {
  width: 100%;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--color-border);
  background: rgba(230, 241, 251, 0.4);
  color: var(--color-accent-strong);
  font-weight: 500;
  text-align: left;
  transition: background 160ms ease-in-out, border-color 160ms ease-in-out;
}

.followup-button:hover,
.followup-button:focus-visible {
  background: rgba(230, 241, 251, 0.8);
  border-color: var(--color-accent-strong);
  outline: none;
}

.composer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
  padding: 16px clamp(12px, 3vw, 32px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  /* Keep composer stuck to bottom of viewport across screen sizes */
  position: sticky;
  bottom: 0;
  z-index: 6;
}

.composer .prompt-card {
  width: 100%;
}

.composer__disclaimer {
  text-align: center;
}

.toast-region {
  position: fixed;
  top: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 50;
  pointer-events: none;
}

.toast {
  min-width: 280px;
  max-width: 340px;
  padding: 14px 18px;
  border-radius: 14px;
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  transform: translateY(-12px);
  opacity: 0;
  transition: transform 200ms ease, opacity 200ms ease;
  pointer-events: auto;
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

.toast--success {
  border-color: rgba(9, 94, 154, 0.4);
}

.toast--error {
  border-color: rgba(217, 45, 32, 0.4);
}

.toast__icon {
  margin-top: 2px;
  color: var(--color-accent-strong);
}

.toast--error .toast__icon {
  color: var(--color-error);
}

.toast__message {
  flex: 1;
  font-size: 14px;
  margin: 0;
}

.toast__close {
  background: transparent;
  border: none;
  color: var(--color-neutral);
  padding: 2px;
  line-height: 1;
}

.toast__close:hover,
.toast__close:focus-visible {
  color: var(--color-text);
  outline: none;
}

.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 1 auto;
  color: var(--color-neutral);
  font-size: 15px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(230, 241, 251, 0.6);
  color: var(--color-accent-strong);
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 500;
}

@keyframes sidebarSkeletonSweep {
  0% {
    transform: translateX(-110%);
  }
  50% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(110%);
  }
}

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

@media (min-width: 768px) {
  .emind-app[data-sidebar-state='collapsed'] .sidebar {
    width: 80px;
  }

  .emind-app[data-sidebar-state='collapsed'] .sidebar__inner {
    padding: 24px 12px 20px;
  }

  .emind-app[data-sidebar-state='collapsed'] .sidebar__wordmark,
  .emind-app[data-sidebar-state='collapsed'] .sidebar__nav,
  .emind-app[data-sidebar-state='collapsed'] .sidebar__nav-label,
  .emind-app[data-sidebar-state='collapsed'] .sidebar__conversation-meta,
  .emind-app[data-sidebar-state='collapsed'] .sidebar__toggle-list,
  .emind-app[data-sidebar-state='collapsed'] .sidebar__footer-label {
    display: none;
  }

  /* Hide the vertical history rail when the sidebar is collapsed */
  .emind-app[data-sidebar-state='collapsed'] .sidebar__history-rail {
    display: none !important;
  }

  .emind-app[data-sidebar-state='collapsed'] .sidebar__nav-item {
    justify-content: center;
    padding: 12px;
  }

  .emind-app[data-sidebar-state='collapsed'] .sidebar__footer-btn {
    padding: 12px;
    justify-content: center;
  }

  /* Hide Ask the Analyst button when collapsed */
  .emind-app[data-sidebar-state='collapsed'] .sidebar__ask-wrap {
    display: none;
  }
}

@media (max-width: 767px) {
  .sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    transform: translateX(-100%);
    box-shadow: 16px 0 32px rgba(2, 8, 23, 0.12);
  }

  .sidebar__collapse-btn {
    display: none;
  }

  .emind-app[data-sidebar-overlay='visible'] .sidebar {
    transform: translateX(0);
  }

  .emind-app[data-sidebar-overlay='visible'] .sidebar-overlay {
    opacity: 1;
    pointer-events: auto;
  }

  .sidebar__inner {
    max-width: 320px;
  }

  .topbar {
    justify-content: center;
    padding: 16px 20px;
  }

  .topbar__menu {
    display: inline-flex;
  }

  .sidebar__brand {
    justify-content: space-between;
  }

  .sidebar__close-btn {
    display: inline-flex;
  }

  .landing {
    padding: 32px 16px 48px;
  }

  .conversation__scroll {
    padding: 24px 16px 140px;
  }

  .composer {
    position: sticky;
    bottom: 0;
    padding-bottom: 24px;
    background: linear-gradient(
      to top,
      rgba(245, 247, 251, 0.98) 0%,
      rgba(245, 247, 251, 0.9) 40%,
      rgba(245, 247, 251, 0.2) 100%
    );
    backdrop-filter: blur(12px);
  }

  .prompt-card {
    padding: 12px;
  }

  .prompt-card__submit {
    padding: 10px 12px;
  }

  .prompt-card__submit-label {
    display: none;
  }

  .toast-region {
    position: fixed;
    top: 16px;
    left: 50%;
    right: auto;
    transform: translateX(-50%);
  }
}

@media (max-width: 480px) {
  .landing__suggestions {
    grid-template-columns: 1fr;
  }

  .message__metadata {
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
  }
}