/**
 * AI Selection Chat - Kimi-inspired centered dialog
 *
 * Layout: left-anchored AI avatar launcher + centered draggable modal dialog
 * with clean minimal chat surface. Designed to be visually independent from
 * the existing bottom-right FAB cluster (live-chat + wishlist).
 */

:root {
    --ftai-primary-start: #7c6bf6;
    --ftai-primary-end:   #a78bfa;
    --ftai-accent:        #ff7eb3;
    --ftai-bg:            #ffffff;
    --ftai-bg-subtle:     #f7f7f8;
    --ftai-surface:       #fdfcfa;
    --ftai-text:          #1f1f28;
    --ftai-text-muted:    #6b7280;
    --ftai-text-soft:     #8c8c95;
    --ftai-border:        #ececf0;
    --ftai-border-strong: #d9d9e0;
    --ftai-shadow-lg:     0 30px 80px rgba(17, 24, 39, 0.22);
    --ftai-shadow-md:     0 6px 18px rgba(17, 24, 39, 0.08);
    --ftai-radius-xl:     24px;
    --ftai-radius-lg:     18px;
    --ftai-radius-md:     14px;
    --ftai-radius-sm:     10px;
    --ftai-z-backdrop:    99990;
    --ftai-z-dialog:      99999;
    --ftai-z-launcher:    99995;
}

/* The existing quick-view modal sits at z:9999; our chat dialog defaults to
 * 99999. When a product card triggers the quick view we add .is-preview
 * which lifts the shared quick-view modal above the chat (and optionally
 * dims the chat behind it). */
body.ftai-preview-open #quick-view-modal {
    z-index: 100010 !important;
}
body.ftai-preview-open .ftai-dialog,
body.ftai-preview-open .ftai-backdrop {
    z-index: 100000 !important;
}

/* ========================================================================
 * Root container
 * ===================================================================== */
.ft-ai-chat-root {
    position: relative;
    z-index: var(--ftai-z-launcher);
}

/* ========================================================================
 * Launcher avatar (left side, vertically centered)
 * ===================================================================== */
.ftai-launcher {
    position: fixed;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: var(--ftai-z-launcher);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 10px 8px;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(124, 107, 246, 0.18);
    border-radius: 999px;
    box-shadow: 0 12px 36px rgba(124, 107, 246, 0.18);
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.ftai-launcher:hover {
    transform: translateY(-50%) translateX(2px);
    box-shadow: 0 18px 48px rgba(124, 107, 246, 0.28);
}
.ftai-launcher-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--ftai-primary-start) 0%, var(--ftai-primary-end) 100%);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    position: relative;
    overflow: hidden;
}
.ftai-launcher-avatar::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.45), transparent 60%);
    pointer-events: none;
}
.ftai-launcher-pulse {
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 2px solid rgba(124, 107, 246, 0.45);
    animation: ftai-pulse 2.4s ease-out infinite;
    pointer-events: none;
}
@keyframes ftai-pulse {
    0%   { transform: scale(0.9); opacity: 0.9; }
    100% { transform: scale(1.45); opacity: 0; }
}
.ftai-launcher-label {
    font-size: 11px;
    color: var(--ftai-text);
    font-weight: 600;
    letter-spacing: 0.2px;
    white-space: nowrap;
    padding: 0 4px 2px;
}
.ft-ai-chat-root.is-open .ftai-launcher-pulse {
    display: none;
}

/* ------------------------------------------------------------------------
 * Inline launcher (mounted into #ai-finder-slot beside the gallery search
 * box). Same avatar, laid out horizontally as a pill so it reads as one of
 * the toolbar controls rather than a floating overlay.
 * --------------------------------------------------------------------- */
.ai-finder-slot {
    display: flex;
    align-items: center;
}
.ftai-launcher--inline {
    position: static;
    top: auto;
    left: auto;
    transform: none;
    flex-direction: row;
    gap: 8px;
    padding: 8px 16px 8px 8px;
    border-radius: 999px;
    background: #fff;
    box-shadow: 0 2px 10px rgba(124, 107, 246, 0.16);
}
.ftai-launcher--inline:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 22px rgba(124, 107, 246, 0.26);
}
.ftai-launcher--inline .ftai-launcher-avatar {
    width: 34px;
    height: 34px;
    font-size: 15px;
}
.ftai-launcher--inline .ftai-launcher-label {
    font-size: 13px;
    padding: 0;
}
/* The floating variant's guide arrow points up from a fixed element; inline
 * it would overlap the toolbar, so the hint is suppressed there. */
.ai-finder-slot .ftai-guide-arrow {
    display: none;
}

@media (max-width: 768px) {
    .ftai-launcher--inline {
        padding: 6px;
    }
    .ftai-launcher--inline .ftai-launcher-label {
        display: none;
    }
}

/* ========================================================================
 * Backdrop (dim behind dialog)
 * ===================================================================== */
.ftai-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(17, 18, 28, 0.32);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    z-index: var(--ftai-z-backdrop);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease;
}
.ftai-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

/* ========================================================================
 * Dialog — centered, draggable
 * ===================================================================== */
.ftai-dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    width: min(720px, calc(100vw - 48px));
    height: min(780px, calc(100vh - 80px));
    transform: translate(-50%, -50%) scale(0.96);
    background: var(--ftai-surface);
    border: 1px solid var(--ftai-border);
    border-radius: var(--ftai-radius-xl);
    box-shadow: var(--ftai-shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: var(--ftai-z-dialog);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.ftai-dialog.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translate(-50%, -50%) scale(1);
}
.ftai-dialog.is-dragging {
    transition: none;
    user-select: none;
}

/* ========================================================================
 * Header — drag handle + title + actions
 * ===================================================================== */
.ftai-header {
    flex-shrink: 0;
    padding: 14px 18px;
    background: linear-gradient(135deg, #8b7bf7 0%, #a78bfa 100%);
    color: #fff;
    display: flex;
    align-items: center;
    gap: 12px;
    cursor: grab;
    user-select: none;
    position: relative;
}
.ftai-header:active { cursor: grabbing; }
.ftai-header::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 85% -20%, rgba(255,255,255,0.35), transparent 55%);
    pointer-events: none;
}
.ftai-header-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 17px;
    backdrop-filter: blur(6px);
    flex-shrink: 0;
}
.ftai-header-titles {
    flex: 1;
    min-width: 0;
}
.ftai-header-title {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.2;
}
.ftai-header-subtitle {
    font-size: 12px;
    opacity: 0.82;
    margin-top: 2px;
    line-height: 1.3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.ftai-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.ftai-icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    border: none;
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    transition: background 0.2s ease, transform 0.2s ease;
}
.ftai-icon-btn:hover {
    background: rgba(255, 255, 255, 0.32);
}
.ftai-icon-btn:active { transform: scale(0.94); }

/* ========================================================================
 * Messages list
 * ===================================================================== */
.ftai-messages {
    flex: 1;
    overflow-y: auto;
    padding: 28px 40px 18px;
    background: var(--ftai-surface);
    scroll-behavior: smooth;
    display: flex;
    flex-direction: column;
    gap: 18px;
}
.ftai-messages::-webkit-scrollbar { width: 8px; }
.ftai-messages::-webkit-scrollbar-thumb {
    background: #d7d7dd;
    border-radius: 4px;
}

.ftai-msg {
    max-width: 100%;
    animation: ftai-fade-in 0.25s ease-out;
    display: flex;
    flex-direction: column;
}
.ftai-msg--user {
    align-items: flex-end;
}
.ftai-msg--bot {
    align-items: flex-start;
}
.ftai-msg-bubble {
    padding: 10px 16px;
    border-radius: 14px;
    font-size: 14.5px;
    line-height: 1.6;
    max-width: min(92%, 620px);
    word-break: break-word;
    white-space: pre-wrap;
}
.ftai-msg--user .ftai-msg-bubble {
    background: linear-gradient(135deg, #8b7bf7 0%, #a78bfa 100%);
    color: #fff;
    border-top-right-radius: 4px;
}
.ftai-msg--bot .ftai-msg-bubble {
    background: transparent;
    color: var(--ftai-text);
    padding: 2px 0;
    max-width: 100%;
}
.ftai-msg-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 6px;
    opacity: 0.9;
}
.ftai-msg-action {
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--ftai-text-soft);
    font-size: 13px;
    padding: 4px;
    border-radius: 6px;
    transition: color 0.15s ease, background 0.15s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}
.ftai-msg-action:hover {
    color: var(--ftai-primary-start);
    background: rgba(124, 107, 246, 0.08);
}

@keyframes ftai-fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ========================================================================
 * Deep-thinking collapsible (bot "reasoning" pill)
 * ===================================================================== */
.ftai-thinking {
    background: #fff;
    border: 1px solid var(--ftai-border);
    border-radius: var(--ftai-radius-lg);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: min(92%, 620px);
    color: var(--ftai-text);
    font-size: 13.5px;
    box-shadow: var(--ftai-shadow-md);
    margin-bottom: 6px;
}
.ftai-thinking-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ftai-primary-start);
    animation: ftai-typing 1.1s infinite ease-in-out;
    flex-shrink: 0;
}
.ftai-thinking-dot:nth-child(2) { animation-delay: 0.12s; }
.ftai-thinking-dot:nth-child(3) { animation-delay: 0.24s; }
.ftai-thinking-dots {
    display: inline-flex;
    gap: 4px;
    margin-right: 4px;
}
.ftai-thinking-label {
    color: var(--ftai-text);
    font-weight: 500;
}
.ftai-thinking-meta {
    margin-left: 8px;
    color: var(--ftai-text-soft);
    font-size: 12px;
}
@keyframes ftai-typing {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.45; }
    30%           { transform: translateY(-4px); opacity: 1; }
}

/* ========================================================================
 * Product cards in chat
 * ===================================================================== */
.ftai-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 8px;
    width: min(100%, 640px);
}
.ftai-card {
    background: #fff;
    border: 1px solid var(--ftai-border);
    border-radius: var(--ftai-radius-md);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
    min-width: 0;
}
.ftai-card:hover {
    transform: translateY(-2px);
    border-color: rgba(124, 107, 246, 0.4);
    box-shadow: 0 12px 28px rgba(124, 107, 246, 0.14);
}
.ftai-card-media {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    background: #f0f1f7;
    overflow: hidden;
    cursor: zoom-in;
}
.ftai-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}
.ftai-card:hover .ftai-card-media img { transform: scale(1.05); }
.ftai-card-badges {
    position: absolute;
    top: 6px;
    left: 6px;
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}
.ftai-card-badge {
    font-size: 10px;
    padding: 2px 7px;
    border-radius: 999px;
    color: #fff;
    background: #6b7280;
    font-weight: 600;
    letter-spacing: 0.2px;
    line-height: 1.5;
}
.ftai-card-badge--new       { background: #10b981; }
.ftai-card-badge--hot       { background: #ef4444; }
.ftai-card-badge--promo     { background: #f59e0b; }
.ftai-card-badge--exclusive { background: linear-gradient(135deg, #8b5cf6, #ec4899); }

.ftai-card-body {
    padding: 10px 12px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.ftai-card-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--ftai-text);
    line-height: 1.35;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.ftai-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    font-size: 11px;
    color: var(--ftai-text-muted);
}
.ftai-card-meta span {
    padding: 2px 7px;
    background: var(--ftai-bg-subtle);
    border-radius: 6px;
}

.ftai-card-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    margin-top: 4px;
    padding-top: 8px;
    border-top: 1px dashed var(--ftai-border);
}
.ftai-card-action {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 6px 8px;
    border: 1px solid var(--ftai-border);
    border-radius: 8px;
    background: #fff;
    color: var(--ftai-text-muted);
    font-size: 10.5px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.18s ease;
    min-width: 0;
    line-height: 1.1;
}
.ftai-card-action i { font-size: 11px; }
.ftai-card-action span {
    white-space: nowrap;
}
.ftai-card-action:hover {
    border-color: var(--ftai-primary-start);
    color: var(--ftai-primary-start);
    background: rgba(124, 107, 246, 0.08);
    transform: translateY(-1px);
}
.ftai-act-cart.is-added {
    background: linear-gradient(135deg, #ff758c 0%, #ff7eb3 100%);
    border-color: transparent;
    color: #fff;
    cursor: default;
    pointer-events: none;
}

.ftai-cards.is-loading {
    position: relative;
    opacity: 0.55;
    pointer-events: none;
}
.ftai-cards.is-loading::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: repeating-linear-gradient(
        -45deg,
        rgba(124, 107, 246, 0.08) 0 8px,
        transparent 8px 16px
    );
    border-radius: inherit;
    animation: ftai-stripe 1.2s linear infinite;
}
@keyframes ftai-stripe {
    0%   { background-position: 0 0; }
    100% { background-position: 22px 0; }
}

/* ========================================================================
 * Suggestion chips (shown in empty-state hero)
 * ===================================================================== */
.ftai-hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px 40px;
    text-align: center;
    gap: 14px;
}
.ftai-hero-icon {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--ftai-primary-start), var(--ftai-primary-end));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: 0 8px 24px rgba(124, 107, 246, 0.35);
}
.ftai-hero-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--ftai-text);
}
.ftai-hero-subtitle {
    font-size: 13px;
    color: var(--ftai-text-soft);
    max-width: 440px;
    line-height: 1.5;
}
.ftai-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 8px;
    max-width: 520px;
}
.ftai-suggestion {
    background: #fff;
    border: 1px solid var(--ftai-border);
    color: var(--ftai-text);
    font-size: 12.5px;
    padding: 8px 14px;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.18s ease;
}
.ftai-suggestion:hover {
    border-color: var(--ftai-primary-start);
    color: var(--ftai-primary-start);
    background: rgba(124, 107, 246, 0.06);
    transform: translateY(-1px);
}

/* ========================================================================
 * Composer (input area) — Kimi-style pill with icons
 * ===================================================================== */
.ftai-composer-wrap {
    flex-shrink: 0;
    padding: 14px 28px 18px;
    background: transparent;
}
.ftai-composer {
    background: #fff;
    border: 1px solid var(--ftai-border);
    border-radius: 18px;
    padding: 10px 12px 10px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    box-shadow: 0 4px 14px rgba(17, 24, 39, 0.05);
    transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.ftai-composer:focus-within {
    border-color: var(--ftai-primary-start);
    box-shadow: 0 4px 18px rgba(124, 107, 246, 0.18);
}
.ftai-input {
    width: 100%;
    border: none;
    outline: none;
    resize: none;
    font-size: 15px;
    font-family: inherit;
    line-height: 1.5;
    color: var(--ftai-text);
    background: transparent;
    min-height: 28px;
    max-height: 180px;
    padding: 4px 0;
}
.ftai-input::placeholder { color: #a1a1aa; }

/* The composer holds only the send button now, so it hugs the right edge. */
.ftai-composer-bottom {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
}
.ftai-composer-send {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    background: linear-gradient(135deg, var(--ftai-primary-start), var(--ftai-primary-end));
    color: #fff;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
    flex-shrink: 0;
    box-shadow: 0 6px 16px rgba(124, 107, 246, 0.32);
}
.ftai-composer-send:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(124, 107, 246, 0.45);
}
.ftai-composer-send:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    box-shadow: none;
}

.ftai-composer-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 4px 0;
    font-size: 11.5px;
    color: var(--ftai-text-soft);
}
.ftai-composer-footer .ftai-model-badge {
    background: var(--ftai-bg-subtle);
    padding: 3px 10px;
    border-radius: 999px;
    font-weight: 500;
    color: var(--ftai-text-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.ftai-composer-footer .ftai-model-badge i {
    font-size: 10px;
    color: var(--ftai-primary-start);
}

/* ========================================================================
 * Toast
 * ===================================================================== */
.ftai-toast {
    position: fixed;
    left: 50%;
    top: 32px;
    transform: translateX(-50%) translateY(-12px);
    background: #1f1f28;
    color: #fff;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 13px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    z-index: calc(var(--ftai-z-dialog) + 10);
    max-width: 80vw;
    text-align: center;
}
.ftai-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ========================================================================
 * Responsive
 * ===================================================================== */
@media (max-width: 860px) {
    .ftai-dialog {
        width: calc(100vw - 24px);
        height: calc(100vh - 48px);
        border-radius: 20px;
    }
    .ftai-messages {
        padding: 20px 20px 12px;
    }
    .ftai-composer-wrap {
        padding: 10px 16px 14px;
    }
    .ftai-hero { padding: 20px; }
}

@media (max-width: 520px) {
    .ftai-launcher {
        left: 12px;
        padding: 8px 6px;
    }
    .ftai-launcher-avatar {
        width: 44px;
        height: 44px;
        font-size: 19px;
    }
    .ftai-launcher-label { display: none; }
    .ftai-dialog {
        width: 100vw;
        height: 100vh;
        border-radius: 0;
        top: 0;
        left: 0;
        transform: scale(0.98);
    }
    .ftai-dialog.is-open {
        transform: scale(1);
    }
    .ftai-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .ftai-header { cursor: default; }
}


/* ========================================================================
 * Fullscreen / immersive mode
 * ===================================================================== */
.ftai-dialog.is-fullscreen {
    width: 95vw !important;
    height: 95vh !important;
    top: 2.5vh !important;
    left: 2.5vw !important;
    transform: none !important;
    border-radius: 16px;
}
.ftai-dialog.is-fullscreen .ftai-resize-handle { display: none; }

/* Swap icon orientation when fullscreen is active. */
.ftai-action-fullscreen .ftai-icon-expand  { display: inline-block; }
.ftai-action-fullscreen .ftai-icon-shrink  { display: none; }
.ftai-dialog.is-fullscreen ~ * .ftai-action-fullscreen .ftai-icon-expand,
.ftai-dialog.is-fullscreen   .ftai-action-fullscreen .ftai-icon-expand { display: none; }
.ftai-dialog.is-fullscreen   .ftai-action-fullscreen .ftai-icon-shrink { display: inline-block; }

/* ========================================================================
 * Resize handle (bottom-right corner)
 * ===================================================================== */
.ftai-resize-handle {
    position: absolute;
    right: 4px;
    bottom: 4px;
    width: 18px;
    height: 18px;
    cursor: nwse-resize;
    z-index: 2;
    opacity: 0.55;
    transition: opacity 0.15s ease;
    background-image:
        linear-gradient(135deg, transparent 40%, var(--ftai-text-soft) 40%, var(--ftai-text-soft) 44%, transparent 44%,
        transparent 56%, var(--ftai-text-soft) 56%, var(--ftai-text-soft) 60%, transparent 60%,
        transparent 72%, var(--ftai-text-soft) 72%, var(--ftai-text-soft) 76%, transparent 76%);
    border-bottom-right-radius: 20px;
}
.ftai-resize-handle:hover { opacity: 1; }
.ftai-dialog.is-resizing {
    transition: none;
    user-select: none;
}

/* ========================================================================
 * Mobile bottom sheet (replaces full-screen modal on narrow screens)
 * ===================================================================== */
@media (max-width: 520px) {
    .ftai-dialog {
        /* Override earlier mobile rule: slide-up sheet at 70vh. */
        top: auto !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        width: 100vw !important;
        height: 72vh !important;
        max-height: 92vh;
        border-radius: 22px 22px 0 0 !important;
        transform: translateY(16px) !important;
        transition: transform 0.32s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.24s ease;
    }
    .ftai-dialog.is-open {
        transform: translateY(0) !important;
    }
    .ftai-dialog.is-dragging { transform: translateY(var(--ftai-sheet-offset, 0)) !important; }

    /* Drag handle bar at top of sheet for clarity */
    .ftai-header {
        padding-top: 18px;
        cursor: grab;
    }
    .ftai-header::before {
        content: '';
        position: absolute;
        top: 6px;
        left: 50%;
        transform: translateX(-50%);
        width: 36px;
        height: 4px;
        border-radius: 4px;
        background: rgba(255, 255, 255, 0.55);
    }

    .ftai-dialog.is-fullscreen {
        /* Fullscreen on mobile = full screen */
        width: 100vw !important;
        height: 100vh !important;
        top: 0 !important;
        left: 0 !important;
        bottom: auto !important;
        border-radius: 0 !important;
    }

    .ftai-resize-handle { display: none; }
}

/* ========================================================================
 * Streaming typewriter caret
 * ===================================================================== */
.ftai-msg-bubble.is-streaming::after {
    content: '';
    display: inline-block;
    width: 8px;
    height: 1em;
    margin-left: 2px;
    background: var(--ftai-primary-start);
    vertical-align: text-bottom;
    animation: ftai-caret 1s steps(1) infinite;
    border-radius: 2px;
}
@keyframes ftai-caret {
    50% { opacity: 0; }
}


/* ========================================================================
 * Drag preview ghost (semi-transparent landing indicator)
 * ===================================================================== */
.ftai-drag-ghost {
    position: fixed;
    z-index: calc(var(--ftai-z-dialog) - 1);
    background: rgba(124, 107, 246, 0.12);
    border: 2px dashed rgba(124, 107, 246, 0.55);
    border-radius: var(--ftai-radius-xl);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.12s ease;
    box-shadow: 0 0 0 1px rgba(124, 107, 246, 0.08);
}
.ftai-drag-ghost.is-visible {
    opacity: 1;
}

/* Make the live dialog look "picked up" during a drag so the ghost
 * reads as the target position. */
.ftai-dialog.is-dragging {
    opacity: 0.55;
    transition: none !important;
    user-select: none;
    pointer-events: none;
}

/* ========================================================================
 * Stop-generating button state
 * ===================================================================== */
.ftai-composer-send.is-stop {
    background: linear-gradient(135deg, #ef4444 0%, #f97316 100%);
    box-shadow: 0 6px 16px rgba(239, 68, 68, 0.32);
    animation: ftai-stop-pulse 1.6s ease-in-out infinite;
}
.ftai-composer-send.is-stop:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(239, 68, 68, 0.45);
}
@keyframes ftai-stop-pulse {
    0%, 100% { box-shadow: 0 6px 16px rgba(239, 68, 68, 0.32); }
    50%      { box-shadow: 0 6px 22px rgba(239, 68, 68, 0.55); }
}

/* Stopped-partial tag appended to aborted messages */
.ftai-msg-bubble.is-stopped .ftai-stopped-tag {
    color: #ef4444;
    font-size: 12px;
    font-weight: 500;
    margin-left: 4px;
    opacity: 0.85;
}


/* ========================================================================
 * Composer footer enhancements (token badge + history button)
 * ===================================================================== */
.ftai-composer-footer .ftai-footer-right {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: flex-end;
}
.ftai-footer-left {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    margin-right: 8px;
}

.ftai-token-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    border-radius: 999px;
    background: rgba(124, 107, 246, 0.10);
    color: var(--ftai-primary-start);
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: 0.2px;
    animation: ftai-token-pulse 0.24s ease-out;
}
.ftai-token-badge i { font-size: 10px; }
.ftai-token-badge .ftai-token-label {
    color: var(--ftai-text-soft);
    font-weight: 500;
}
.ftai-token-badge.is-estimated::after {
    content: '~';
    margin-left: 2px;
    color: var(--ftai-text-soft);
    font-weight: 400;
}
@keyframes ftai-token-pulse {
    from { transform: scale(0.96); opacity: 0.5; }
    to   { transform: scale(1);    opacity: 1; }
}

.ftai-footer-history {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: transparent;
    border: 1px solid var(--ftai-border);
    color: var(--ftai-text-muted);
    font-size: 11.5px;
    font-weight: 500;
    padding: 3px 10px;
    border-radius: 999px;
    cursor: pointer;
    transition: all 0.18s ease;
}
.ftai-footer-history i { font-size: 10px; }
.ftai-footer-history:hover {
    border-color: var(--ftai-primary-start);
    color: var(--ftai-primary-start);
    background: rgba(124, 107, 246, 0.06);
}

/* ========================================================================
 * History popover (stopped-prompts recall)
 * ===================================================================== */
.ftai-history-popover {
    position: absolute;
    right: 28px;
    bottom: 88px;
    width: 320px;
    max-width: calc(100% - 56px);
    max-height: 280px;
    background: #fff;
    border: 1px solid var(--ftai-border);
    border-radius: var(--ftai-radius-md);
    box-shadow: 0 18px 40px rgba(17, 24, 39, 0.18);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    z-index: 5;
    transform: translateY(6px);
    opacity: 0;
    transition: transform 0.18s ease, opacity 0.18s ease;
}
.ftai-history-popover.is-open {
    transform: translateY(0);
    opacity: 1;
}

.ftai-history-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 14px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--ftai-text);
    border-bottom: 1px solid var(--ftai-border);
    background: var(--ftai-bg-subtle);
}
.ftai-history-clear {
    background: transparent;
    border: none;
    color: var(--ftai-text-soft);
    font-size: 11.5px;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 6px;
    transition: color 0.15s ease, background 0.15s ease;
}
.ftai-history-clear:hover {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.08);
}

.ftai-history-list {
    list-style: none;
    margin: 0;
    padding: 6px;
    overflow-y: auto;
    flex: 1;
}
.ftai-history-item { margin: 0; }
.ftai-history-rerun {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    width: 100%;
    background: transparent;
    border: none;
    padding: 8px 10px;
    border-radius: 8px;
    cursor: pointer;
    text-align: left;
    transition: background 0.15s ease;
}
.ftai-history-rerun:hover {
    background: rgba(124, 107, 246, 0.08);
}
.ftai-history-text {
    color: var(--ftai-text);
    font-size: 13px;
    line-height: 1.35;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    flex: 1;
}
.ftai-history-meta {
    color: var(--ftai-text-soft);
    font-size: 11px;
    flex-shrink: 0;
    font-variant-numeric: tabular-nums;
}

.ftai-history-empty {
    padding: 18px;
    text-align: center;
    color: var(--ftai-text-soft);
    font-size: 13px;
    font-style: italic;
}

@media (max-width: 520px) {
    .ftai-history-popover {
        right: 14px;
        bottom: 80px;
        max-width: calc(100% - 28px);
    }
}
.ftai-card-action i {
    margin: 0;
    font-size: 14px;
}

.ftai-card-action {
    justify-content: center;
    min-width: 40px;
}


/* ========================================================================
 * Onboarding Guide Animation
 * ===================================================================== */
@keyframes ftai-guide-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

@keyframes ftai-guide-glow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(124, 107, 246, 0.7); }
    50% { box-shadow: 0 0 0 12px rgba(124, 107, 246, 0); }
}

/* Enhanced launcher animation for first-time users */
.ftai-launcher.ftai-guide-active {
    animation: ftai-guide-bounce 1.2s ease-in-out infinite, ftai-guide-glow 1.8s ease-out infinite;
}

.ftai-launcher.ftai-guide-active .ftai-launcher-pulse {
    animation: ftai-pulse 1.2s ease-out infinite;
    border-width: 3px;
    border-color: rgba(124, 107, 246, 0.8);
}

/* Arrow pointer for guide */
.ftai-guide-arrow {
    position: absolute;
    left: 50%;
    bottom: 100%;
    margin-bottom: 16px;
    transform: translateX(-50%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.ftai-launcher.ftai-guide-active ~ .ftai-guide-arrow {
    opacity: 1;
}

.ftai-guide-arrow::before {
    content: '\2191';
    display: block;
    font-size: 32px;
    color: rgba(124, 107, 246, 0.9);
    animation: ftai-guide-bounce 1.2s ease-in-out infinite;
}

.ftai-guide-arrow::after {
    content: attr(data-hint);
    display: block;
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    padding: 8px 16px;
    background: rgba(124, 107, 246, 0.95);
    color: white;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}