/* ============================================================
   In-App Expert — right-side chat drawer (Phase 1)
   All colors via the managed color system (master-colors.css).
   ============================================================ */

/* ---- Launch button ---- */
.assistant-launch-btn {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 1190;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    background: var(--ui-buttons-primaryBg);
    color: var(--ui-buttons-primaryText);
    font-size: 22px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(var(--color-blue-6-rgb), 0.35);
    transition: transform 0.18s ease, background 0.18s ease;
}
.assistant-launch-btn:hover {
    background: var(--ui-buttons-primaryBgHover);
    transform: scale(1.06);
}
.assistant-launch-btn:focus-visible {
    outline: 2px solid var(--ui-borders-borderFocus);
    outline-offset: 2px;
}
.assistant-launch-btn.assistant-hidden { display: none; }

/* ---- Drawer shell ---- */
.assistant-drawer {
    position: fixed;
    top: 0;
    right: 0;
    height: 100%;
    width: 400px;
    max-width: 100vw;
    z-index: 1200;
    display: flex;
    flex-direction: column;
    background: var(--ui-backgrounds-panelBg);
    border-left: 1px solid var(--ui-borders-borderDefault);
    box-shadow: -6px 0 24px rgba(0, 0, 0, 0.18);
    transform: translateX(102%);
    transition: transform 0.2s ease;
}
.assistant-drawer.open { transform: translateX(0); }

@media (max-width: 520px) {
    .assistant-drawer { width: 100vw; }
}

/* ---- Header ---- */
.assistant-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--ui-borders-borderDefault);
    background: var(--ui-main-contentHeaderBg);
}
.assistant-header-title {
    flex: 1;
    font-size: 15px;
    font-weight: 700;
    color: var(--ui-main-headerText);
}
.assistant-header-badge {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 2px 7px;
    border-radius: 999px;
    background: rgba(var(--color-blue-6-rgb), 0.14);
    color: var(--ui-text-linkText);
}
.assistant-newchat-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--ui-text-secondaryText);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
}
.assistant-newchat-btn:hover {
    background: var(--ui-backgrounds-hoverBg);
    color: var(--ui-text-linkText);
}
.assistant-newchat-btn:focus-visible {
    outline: 2px solid var(--ui-borders-borderFocus);
    outline-offset: 1px;
}
.assistant-close-btn {
    border: none;
    background: transparent;
    color: var(--ui-text-secondaryText);
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
}
.assistant-close-btn:hover { background: var(--ui-backgrounds-hoverBg); }

/* ---- Messages area ---- */
.assistant-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    scrollbar-width: thin;
}
.assistant-messages::-webkit-scrollbar { width: 8px; }
.assistant-messages::-webkit-scrollbar-track { background: var(--ui-sliders-scrollbars-scrollbarTrackBg); }
.assistant-messages::-webkit-scrollbar-thumb {
    background: var(--ui-sliders-scrollbars-scrollbarThumbBg);
    border-radius: 4px;
}

.assistant-msg {
    max-width: 92%;
    padding: 10px 13px;
    border-radius: 12px;
    font-size: 13.5px;
    line-height: 1.55;
    color: var(--ui-text-primaryText);
    overflow-wrap: break-word;
}
.assistant-msg-user {
    align-self: flex-end;
    background: var(--ui-backgrounds-selectedBg);
    border: 1px solid var(--ui-borders-borderLight);
    border-bottom-right-radius: 4px;
}
.assistant-msg-bot {
    align-self: flex-start;
    background: var(--ui-backgrounds-cardBg);
    border: 1px solid var(--ui-borders-borderDefault);
    border-bottom-left-radius: 4px;
}
.assistant-msg-bot p { margin: 0 0 8px; }
.assistant-msg-bot p:last-child { margin-bottom: 0; }
.assistant-msg-bot ul { margin: 4px 0 8px; padding-left: 18px; }
.assistant-msg-bot li { margin-bottom: 3px; }
.assistant-msg-bot a { color: var(--ui-text-linkText); }

/* Streaming caret */
.assistant-msg-bot.assistant-streaming::after {
    content: '▍';
    color: var(--ui-text-mutedText);
    animation: assistant-blink 1s steps(1) infinite;
}
@keyframes assistant-blink { 50% { opacity: 0; } }

/* Tool progress line ("Reviewing your plan") */
.assistant-progress {
    align-self: flex-start;
    font-size: 12px;
    font-style: italic;
    color: var(--ui-text-mutedText);
    padding: 2px 6px;
}

/* Sources chips */
.assistant-sources {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 8px;
    padding-top: 8px;
    border-top: 1px solid var(--ui-borders-borderLight);
}
.assistant-source-chip {
    font-size: 10.5px;
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--ui-backgrounds-hoverBg);
    color: var(--ui-text-secondaryText);
    border: 1px solid var(--ui-borders-borderLight);
    white-space: nowrap;
}

/* Feedback thumbs row (under an assistant answer) */
.assistant-feedback {
    align-self: flex-start;
    display: flex;
    gap: 4px;
    margin-top: -6px;
    padding-left: 4px;
}
.assistant-feedback-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--ui-text-mutedText);
    cursor: pointer;
    padding: 4px;
    border-radius: 6px;
    transition: color 0.15s ease, background 0.15s ease;
}
.assistant-feedback-btn:hover {
    background: var(--ui-backgrounds-hoverBg);
    color: var(--ui-text-secondaryText);
}
.assistant-feedback-btn.selected { color: var(--ui-text-linkText); }
.assistant-feedback-btn:focus-visible {
    outline: 2px solid var(--ui-borders-borderFocus);
    outline-offset: 1px;
}

/* Error bubble */
.assistant-msg-error {
    align-self: stretch;
    background: rgba(var(--color-semantic-danger-rgb), 0.08);
    border: 1px solid rgba(var(--color-semantic-danger-rgb), 0.35);
    color: var(--ui-text-primaryText);
    font-size: 12.5px;
    padding: 9px 12px;
    border-radius: 8px;
}

/* ---- Input area ---- */
.assistant-input-row {
    display: flex;
    gap: 8px;
    padding: 12px 14px;
    border-top: 1px solid var(--ui-borders-borderDefault);
    background: var(--ui-backgrounds-panelBg);
}
.assistant-input {
    flex: 1;
    resize: none;
    max-height: 110px;
    padding: 9px 12px;
    font-size: 13.5px;
    font-family: inherit;
    line-height: 1.4;
    border: 1px solid var(--ui-main-inputBorder);
    border-radius: 10px;
    background: var(--ui-backgrounds-cardBg);
    color: var(--ui-text-primaryText);
}
.assistant-input:focus {
    outline: none;
    border-color: var(--ui-borders-borderFocus);
}
.assistant-send-btn {
    align-self: flex-end;
    border: none;
    border-radius: 10px;
    padding: 9px 14px;
    font-size: 13.5px;
    font-weight: 600;
    cursor: pointer;
    background: var(--ui-buttons-primaryBg);
    color: var(--ui-buttons-primaryText);
}
.assistant-send-btn:hover:not(:disabled) { background: var(--ui-buttons-primaryBgHover); }
.assistant-send-btn:disabled {
    background: var(--ui-main-disabledColor);
    cursor: default;
}

/* ---- Footer disclosure ---- */
.assistant-footer {
    padding: 7px 14px 10px;
    font-size: 10.5px;
    line-height: 1.4;
    color: var(--ui-text-mutedText);
    background: var(--ui-backgrounds-panelBg);
}

/* ---- Consent view ---- */
.assistant-consent {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 14px;
    padding: 26px 22px;
    overflow-y: auto;
}
.assistant-consent h3 {
    margin: 0;
    font-size: 17px;
    color: var(--ui-text-primaryText);
}
.assistant-consent p {
    margin: 0;
    font-size: 13px;
    line-height: 1.6;
    color: var(--ui-text-secondaryText);
}
.assistant-consent-accept {
    margin-top: 6px;
    border: none;
    border-radius: 10px;
    padding: 11px 16px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    background: var(--ui-buttons-primaryBg);
    color: var(--ui-buttons-primaryText);
}
.assistant-consent-accept:hover { background: var(--ui-buttons-primaryBgHover); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .assistant-drawer, .assistant-launch-btn { transition: none; }
    .assistant-msg-bot.assistant-streaming::after { animation: none; }
}