/* ============================================================================
   AI Coach — chat UI
   ============================================================================
   Mounted by `mountAICoach(container)` from modules/coaching/coaching.js.
   Class prefix: `c-ai-coach-`. All values come from styles/tokens.css; no
   hardcoded hex except acceptable rgba in translucent overlays.
   ============================================================================ */

.c-ai-coach {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  min-height: 0;
}

.c-ai-coach__root {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-ui);
}

.c-ai-coach__root--anon {
  grid-template-columns: minmax(0, 1fr);
}

@media (max-width: 767px) {
  .c-ai-coach__root {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ===========================================================================
   Sidebar (sessions)
   =========================================================================== */
.c-ai-coach-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow-y: auto;
  min-height: 0;
}

@media (max-width: 767px) {
  .c-ai-coach-sidebar {
    display: none;
  }
}

.c-ai-coach-sidebar__new {
  flex-shrink: 0;
}

.c-ai-coach-sidebar__list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 0;
  overflow-y: auto;
}

.c-ai-coach-sidebar__skeleton {
  margin: var(--space-2) 0;
}

.c-ai-coach-sidebar__empty {
  margin: 0;
  padding: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-subtle);
  text-align: center;
}

.c-ai-coach-sidebar__group-header {
  margin-top: var(--space-3);
  padding: var(--space-1) var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

.c-ai-coach-sidebar__group-header:first-child {
  margin-top: 0;
}

/* ───── Search ───── */
.c-ai-coach-search {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-subtle);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.c-ai-coach-search:focus-within {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-glow-accent);
}

.c-ai-coach-search__icon {
  display: inline-flex;
  align-items: center;
  color: var(--color-text-subtle);
  flex-shrink: 0;
}

.c-ai-coach-search__input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: 0;
  color: var(--color-text);
  font: inherit;
  font-size: var(--text-sm);
}

.c-ai-coach-search__input::placeholder {
  color: var(--color-text-subtle);
}

.c-ai-coach-search__kbd {
  flex-shrink: 0;
  padding: 1px var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
  background: var(--color-bg-overlay);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  letter-spacing: var(--tracking-wider);
}

/* ───── Session row ───── */
.c-ai-coach-session-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  width: 100%;
  padding: var(--space-2) var(--space-3);
  border: 0;
  border-left: 3px solid transparent;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out);
}

.c-ai-coach-session-row:hover {
  background: var(--color-bg-overlay);
}

.c-ai-coach-session-row.is-active {
  background: var(--color-accent-soft);
  border-left-color: var(--color-accent);
}

.c-ai-coach-session-row:focus-visible {
  outline: none;
  box-shadow: var(--shadow-glow-accent);
}

.c-ai-coach-session-row__title-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.c-ai-coach-session-row__title {
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  word-break: break-word;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.c-ai-coach-session-row__unread {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-circle);
  background: var(--color-accent);
}

.c-ai-coach-session-row__sub {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
}

/* ===========================================================================
   Main pane
   =========================================================================== */
.c-ai-coach-main {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--color-bg);
  position: relative;
}

.c-ai-coach-main__mobile-header {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-raised);
}

@media (max-width: 767px) {
  .c-ai-coach-main__mobile-header {
    display: flex;
  }
}

.c-ai-coach-main__sessions-toggle {
  flex-shrink: 0;
}

/* ===========================================================================
   Anonymous-mode banner
   =========================================================================== */
.c-ai-coach-anon-banner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  background: var(--color-accent-soft);
  border-bottom: 1px solid var(--color-border);
}

.c-ai-coach-anon-banner__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.c-ai-coach-anon-banner__link {
  color: var(--color-link);
  text-decoration: none;
  font-weight: var(--weight-semibold);
  margin-left: var(--space-1);
}

.c-ai-coach-anon-banner__link:hover {
  color: var(--color-link-hover);
  text-decoration: underline;
}

/* ===========================================================================
   Chat header bar
   =========================================================================== */
.c-ai-coach-chat-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-raised);
  flex-shrink: 0;
}

@media (max-width: 767px) {
  .c-ai-coach-chat-header {
    padding: var(--space-3) var(--space-4);
  }
}

.c-ai-coach-chat-header__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
}

.c-ai-coach-chat-header__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-display, var(--tracking-wide));
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.c-ai-coach-chat-header__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
}

.c-ai-coach-chat-header__actions {
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

/* ===========================================================================
   Context-attached chips row
   =========================================================================== */
.c-ai-coach-context {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  padding: var(--space-2) var(--space-5);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-overlay);
  flex-shrink: 0;
}

@media (max-width: 767px) {
  .c-ai-coach-context {
    padding: var(--space-2) var(--space-3);
  }
}

.c-ai-coach-context__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-subtle);
  text-transform: uppercase;
}

.c-ai-coach-context__chip {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-3);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  cursor: default;
}

.c-ai-coach-context__chip[data-race='terran'] {
  color: var(--color-race-terran);
  border-color: var(--color-race-terran);
}

.c-ai-coach-context__chip[data-race='zerg'] {
  color: var(--color-race-zerg);
  border-color: var(--color-race-zerg);
}

.c-ai-coach-context__chip[data-race='protoss'] {
  color: var(--color-race-protoss);
  border-color: var(--color-race-protoss);
}

.c-ai-coach-context__chip[data-race='random'] {
  color: var(--color-race-random);
  border-color: var(--color-race-random);
}

.c-ai-coach-context__chip--attach {
  margin-left: auto;
  cursor: pointer;
  font: inherit;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.c-ai-coach-context__chip--attach:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ===========================================================================
   Messages list
   =========================================================================== */
.c-ai-coach-messages {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  scroll-behavior: smooth;
  padding: var(--space-5) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

@media (max-width: 767px) {
  .c-ai-coach-messages {
    padding: var(--space-3);
    gap: var(--space-4);
  }
}

/* Inner constraint: keep messages readable on wide screens */
.c-ai-coach-messages > * {
  width: 100%;
  max-width: var(--container-md);
  margin-inline: auto;
}

/* ===========================================================================
   Greeting card
   =========================================================================== */
.c-ai-coach-greeting {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.c-ai-coach-greeting__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-display, var(--tracking-wide));
  color: var(--color-text);
}

.c-ai-coach-greeting__body {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--color-text-muted);
}

.c-ai-coach-greeting__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.c-ai-coach-greeting__chip {
  /* Allow chips to wrap naturally; handle long labels gracefully */
  white-space: normal;
  text-align: left;
}

/* ===========================================================================
   Messages
   =========================================================================== */
.c-ai-coach-msg {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.c-ai-coach-msg__avatar {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: var(--radius-circle);
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: var(--weight-bold);
  font-size: var(--text-sm);
  text-transform: uppercase;
}

.c-ai-coach-msg--user .c-ai-coach-msg__avatar {
  background: linear-gradient(135deg, #c46bff, #56c2ff);
  color: var(--color-text);
  border: 1px solid var(--color-border-strong);
}

.c-ai-coach-msg--assistant .c-ai-coach-msg__avatar {
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.c-ai-coach-msg__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.c-ai-coach-msg__label {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
  letter-spacing: var(--tracking-wide);
}

.c-ai-coach-msg--assistant .c-ai-coach-msg__label {
  color: var(--color-accent);
}

.c-ai-coach-msg__content {
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Streaming cursor */
.c-ai-coach-msg__content.is-streaming::after {
  content: '\25AE'; /* ▮ */
  display: inline-block;
  margin-left: 2px;
  color: var(--color-accent);
  animation: c-ai-coach-blink 1s steps(2, start) infinite;
}

@keyframes c-ai-coach-blink {
  to { visibility: hidden; }
}

@media (prefers-reduced-motion: reduce) {
  .c-ai-coach-msg__content.is-streaming::after {
    animation: none;
    opacity: 0.6;
  }
}

/* ===========================================================================
   Markdown content inside messages
   =========================================================================== */
.c-ai-coach-msg__content h1,
.c-ai-coach-msg__content h2,
.c-ai-coach-msg__content h3,
.c-ai-coach-msg__content h4,
.c-ai-coach-msg__content h5,
.c-ai-coach-msg__content h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-display, var(--tracking-wide));
  color: var(--color-text);
  margin: var(--space-3) 0 var(--space-2);
}

.c-ai-coach-msg__content h1 { font-size: var(--text-2xl); }
.c-ai-coach-msg__content h2 { font-size: var(--text-xl); }
.c-ai-coach-msg__content h3 { font-size: var(--text-lg); }
.c-ai-coach-msg__content h4 { font-size: var(--text-base); }

.c-ai-coach-msg__content > *:first-child { margin-top: 0; }
.c-ai-coach-msg__content > *:last-child { margin-bottom: 0; }

.c-ai-coach-msg__content p {
  margin: var(--space-2) 0;
}

.c-ai-coach-msg__content strong {
  color: var(--color-text);
  font-weight: var(--weight-semibold);
}

.c-ai-coach-msg__content a {
  color: var(--color-link);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.c-ai-coach-msg__content a:hover {
  color: var(--color-link-hover);
}

.c-ai-coach-msg__content code {
  font-family: var(--font-mono);
  font-size: 0.92em;
  background: var(--color-bg-overlay);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  padding: 1px 5px;
  color: var(--color-text);
}

.c-ai-coach-msg__content pre {
  background: var(--color-bg-overlay);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  overflow-x: auto;
  margin: var(--space-3) 0;
}

.c-ai-coach-msg__content pre code {
  background: transparent;
  border: 0;
  padding: 0;
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
}

.c-ai-coach-msg__content ul,
.c-ai-coach-msg__content ol {
  margin: var(--space-2) 0;
  padding-left: var(--space-5);
}

.c-ai-coach-msg__content li {
  margin: var(--space-1) 0;
}

.c-ai-coach-msg__content blockquote {
  margin: var(--space-3) 0;
  padding: var(--space-1) var(--space-3);
  border-left: 2px solid var(--color-border-strong);
  color: var(--color-text-muted);
  font-style: italic;
}

/* Inline mono highlights for callouts inside assistant text */
.c-ai-coach-msg__content .c-ai-coach-mono-hl {
  font-family: var(--font-mono);
  color: var(--color-accent);
}

/* ===========================================================================
   Embedded REPLAY card
   =========================================================================== */
.c-ai-coach-replay-card {
  margin: var(--space-3) 0;
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.c-ai-coach-replay-card__head {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex-wrap: wrap;
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-overlay);
}

.c-ai-coach-replay-card__tag {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  color: var(--color-race-terran);
  border: 1px solid var(--color-race-terran);
  border-radius: var(--radius-pill);
}

.c-ai-coach-replay-card__tag[data-race='terran'] {
  color: var(--color-race-terran);
  border-color: var(--color-race-terran);
}

.c-ai-coach-replay-card__tag[data-race='zerg'] {
  color: var(--color-race-zerg);
  border-color: var(--color-race-zerg);
}

.c-ai-coach-replay-card__tag[data-race='protoss'] {
  color: var(--color-race-protoss);
  border-color: var(--color-race-protoss);
}

.c-ai-coach-replay-card__meta {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.c-ai-coach-replay-card__link {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
  text-decoration: none;
}

.c-ai-coach-replay-card__link:hover {
  color: var(--color-accent);
  text-decoration: underline;
}

.c-ai-coach-replay-card__title {
  padding: var(--space-2) var(--space-3) 0;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.c-ai-coach-replay-card__body {
  padding: var(--space-5) var(--space-3) var(--space-4);
}

.c-ai-coach-replay-card__bar {
  position: relative;
  height: 6px;
  background: linear-gradient(
    90deg,
    var(--color-accent-soft) 0%,
    var(--color-accent) 50%,
    var(--color-accent-soft) 100%
  );
  border-radius: var(--radius-pill);
}

.c-ai-coach-replay-card__moment {
  position: absolute;
  top: -22px;
  transform: translateX(-50%);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  padding: 2px var(--space-2);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  white-space: nowrap;
}

.c-ai-coach-replay-card__moment--bad {
  border-color: var(--color-danger);
  color: var(--color-danger);
  top: 12px;
}

.c-ai-coach-replay-card__moment::before {
  content: "";
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  bottom: -4px;
  width: 1px;
  height: 6px;
  background: currentColor;
}

.c-ai-coach-replay-card__moment--bad::before {
  top: -6px;
  bottom: auto;
}

/* ===========================================================================
   Embedded build-order card
   =========================================================================== */
.c-ai-coach-build-card {
  margin: var(--space-3) 0;
  background: var(--color-bg-raised);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.c-ai-coach-build-card__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-accent-soft);
  border-bottom: 1px solid var(--color-border);
}

.c-ai-coach-build-card__title {
  font-family: var(--font-display);
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  color: var(--color-text);
}

.c-ai-coach-build-card__sub {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
}

.c-ai-coach-build-card__table-wrap {
  overflow-x: auto;
}

.c-ai-coach-build-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.c-ai-coach-build-table td {
  padding: var(--space-2) var(--space-4);
  border-top: 1px solid var(--color-border);
  color: var(--color-text);
}

.c-ai-coach-build-table tr:first-child td {
  border-top: 0;
}

.c-ai-coach-build-table__supply {
  width: 50px;
  font-family: var(--font-mono);
  color: var(--color-text-subtle);
}

.c-ai-coach-build-table__time {
  width: 80px;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  text-align: right;
  color: var(--color-text-subtle);
}

/* Highlight rows */
.c-ai-coach-build-table tr[data-highlight='race'] {
  background: var(--color-accent-soft);
}
.c-ai-coach-build-table tr[data-highlight='race'] .c-ai-coach-build-table__supply {
  color: var(--color-accent);
}
.c-ai-coach-build-table tr[data-highlight='race'][data-race='terran'] .c-ai-coach-build-table__supply {
  color: var(--color-race-terran);
}
.c-ai-coach-build-table tr[data-highlight='race'][data-race='zerg'] .c-ai-coach-build-table__supply {
  color: var(--color-race-zerg);
}
.c-ai-coach-build-table tr[data-highlight='race'][data-race='protoss'] .c-ai-coach-build-table__supply {
  color: var(--color-race-protoss);
}

.c-ai-coach-build-table tr[data-highlight='success'] {
  background: var(--color-success-soft);
}
.c-ai-coach-build-table tr[data-highlight='success'] .c-ai-coach-build-table__supply {
  color: var(--color-success);
}

.c-ai-coach-build-table tr[data-highlight='warning'] {
  background: var(--color-warning-soft);
}
.c-ai-coach-build-table tr[data-highlight='warning'] .c-ai-coach-build-table__supply {
  color: var(--color-warning);
}

.c-ai-coach-build-card__foot {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
}

.c-ai-coach-build-card__btn {
  appearance: none;
  cursor: pointer;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-bg-elevated);
  color: var(--color-text-muted);
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.c-ai-coach-build-card__btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* ===========================================================================
   Suggestion chip rail
   =========================================================================== */
.c-ai-coach-suggest-rail {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0 var(--space-4) var(--space-3);
  width: 100%;
  max-width: var(--container-md);
  margin-inline: auto;
  flex-shrink: 0;
}

@media (max-width: 767px) {
  .c-ai-coach-suggest-rail {
    padding: 0 var(--space-3) var(--space-2);
  }
}

.c-ai-coach-suggest {
  appearance: none;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-pill);
  background: var(--color-bg-raised);
  color: var(--color-text-muted);
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.c-ai-coach-suggest:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.c-ai-coach-suggest:focus-visible {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-glow-accent);
}

/* ===========================================================================
   Input bar
   =========================================================================== */
.c-ai-coach-inputbar {
  flex-shrink: 0;
  position: sticky;
  bottom: 0;
  padding: var(--space-3) var(--space-4) max(var(--space-3), env(safe-area-inset-bottom));
  background: var(--color-bg-raised);
  border-top: 1px solid var(--color-border);
}

@media (max-width: 767px) {
  .c-ai-coach-inputbar {
    padding-left: var(--space-3);
    padding-right: var(--space-3);
  }
}

.c-ai-coach-inputbar__wrap {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  width: 100%;
  max-width: var(--container-md);
  margin-inline: auto;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-2);
  transition: border-color var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out);
}

.c-ai-coach-inputbar__wrap:focus-within {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-glow-accent);
}

.c-ai-coach-inputbar__attach {
  flex-shrink: 0;
  align-self: flex-end;
}

.c-ai-coach-inputbar__textarea {
  flex: 1;
  min-height: 24px;
  max-height: 180px;
  resize: none;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--color-text);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  line-height: var(--leading-snug);
  padding: var(--space-2) var(--space-3);
}

.c-ai-coach-inputbar__textarea::placeholder {
  color: var(--color-text-subtle);
}

.c-ai-coach-inputbar__textarea:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.c-ai-coach-inputbar__send {
  flex-shrink: 0;
}

/* On desktop the icon is enough — hide the "Send" label and keep it for a11y. */
@media (min-width: 768px) {
  .c-ai-coach-inputbar__send .c-button__label {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  .c-ai-coach-inputbar__send .c-button__icon--left {
    margin-right: 0;
  }
}

/* ===========================================================================
   Notes-context toggle
   ===========================================================================
   Lives below the input wrap. Lets the user opt out of letting the coach
   read their personal notes for the next message. Default state is "on";
   persisted per-browser in localStorage[ai-coach.use-notes].
   =========================================================================== */
.c-ai-coach-notes-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-2);
  margin-inline: auto;
  max-width: var(--container-md);
  padding: 0 var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  cursor: pointer;
  user-select: none;
}

@media (min-width: 768px) {
  .c-ai-coach-notes-toggle {
    /* Right-align under the input wrap so it sits near the send button. */
    justify-content: flex-end;
    width: 100%;
    display: flex;
  }
}

.c-ai-coach-notes-toggle__input {
  width: 16px;
  height: 16px;
  accent-color: var(--color-accent, var(--color-primary, currentColor));
  cursor: pointer;
  margin: 0;
}

.c-ai-coach-notes-toggle__label {
  line-height: var(--leading-snug);
}

.c-ai-coach-notes-toggle__hint {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--space-2);
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  color: var(--color-text-subtle);
  cursor: help;
  outline: none;
  transition: border-color var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
}

.c-ai-coach-notes-toggle__hint:hover,
.c-ai-coach-notes-toggle__hint:focus-visible {
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

@media (max-width: 767px) {
  .c-ai-coach-notes-toggle {
    flex-wrap: wrap;
  }
  .c-ai-coach-notes-toggle__hint {
    /* Don't push the label off the line on small screens. */
    margin-left: auto;
  }
}

/* ===========================================================================
   Mobile sessions bottom-sheet content
   =========================================================================== */
.c-ai-coach-sheet-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-2) 0;
}

/* ===========================================================================
   Reduced motion
   =========================================================================== */
@media (prefers-reduced-motion: reduce) {
  .c-ai-coach-session-row,
  .c-ai-coach-inputbar__wrap,
  .c-ai-coach-notes-toggle__hint,
  .c-ai-coach-search,
  .c-ai-coach-suggest,
  .c-ai-coach-context__chip--attach,
  .c-ai-coach-build-card__btn,
  .c-ai-coach-messages {
    transition: none;
    scroll-behavior: auto;
  }
}