/* ==============================================================================
// File: css/simotech_studio.css (Full Replacement — v8.25: Compact In-Chat Image Cards)
// Simotech Creative Studio - Pure Icon Header & Independent Projects/Chats Dual Sidebar
// [v8.25] اصلاح ابعاد کارت تصویر داخل چت (فیت ابعاد تصویر + عدم کشیدگی در چت‌روم)
// ============================================================================== */

:root {
    --bg-outer: #000000;
    --bg-primary: #09090b;
    --bg-secondary: #111116;
    --bg-tertiary: #181820;
    
    --surface-card: rgba(17, 17, 22, 0.94);
    --surface-border: rgba(255, 255, 255, 0.08);
    --surface-hover: rgba(255, 255, 255, 0.04);
    
    --text-primary: #f6f6f9;
    --text-secondary: #b4b4c2;
    --text-muted: #8a8a9c;
    
    --accent-primary: #3B82F6; 
    --accent-hover: #2563EB;
    --accent-glow: rgba(59, 130, 246, 0.30);
    --accent-soft: rgba(59, 130, 246, 0.12);
    
    --capsule-bg: #141419;
    --capsule-border: rgba(255, 255, 255, 0.12);
    
    --radius-box: 24px;
    --radius-card: 16px;
    --radius-pill: 9999px;
    --radius-squircle: 12px;
    
    --glass-shadow: 0 24px 60px rgba(0, 0, 0, 0.85);
    --transition-smooth: 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);

    --left-sidebar-width: 275px;
}

[data-theme="light"] {
    --bg-outer: #e6e8ee;
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    
    --surface-card: rgba(255, 255, 255, 0.96);
    --surface-border: rgba(15, 23, 42, 0.08);
    --surface-hover: rgba(15, 23, 42, 0.04);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --accent-primary: #2563EB; 
    --accent-hover: #1D4ED8;
    --accent-glow: rgba(37, 99, 235, 0.25);
    --accent-soft: rgba(37, 99, 235, 0.12);
    
    --capsule-bg: #ffffff;
    --capsule-border: rgba(15, 23, 42, 0.12);
    --glass-shadow: 0 20px 50px rgba(0, 0, 0, 0.06);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Vazirmatn', sans-serif !important;
    -webkit-tap-highlight-color: transparent;
    outline: none;
}

code, pre, .mono { font-family: 'JetBrains Mono', monospace !important; }

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--surface-border); border-radius: var(--radius-pill); }
::-webkit-scrollbar-thumb:hover { background: var(--accent-primary); }

html, body {
    height: 100vh;
    height: 100dvh;
    width: 100%;
    overflow: hidden;
    background-color: var(--bg-outer);
    color: var(--text-primary);
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
}

.app-viewport {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
}

.studio-container {
    width: 100%;
    max-width: 1680px;
    height: 100%;
    max-height: 980px;
    display: flex;
    flex-direction: row;
    background: var(--surface-card);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-box);
    box-shadow: var(--glass-shadow);
    overflow: hidden;
    position: relative;
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
}

/* ==============================================================================
// 1. Right Navigation Rail
// ============================================================================== */
.nav-rail {
    width: 58px;
    background: var(--bg-primary);
    border-left: 1px solid var(--surface-border);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    flex-shrink: 0;
    z-index: 40;
    transition: transform var(--transition-smooth);
}

.rail-top, .rail-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    width: 100%;
}

.user-top-avatar {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-pill);
    background: var(--bg-secondary);
    border: 1.5px solid var(--accent-primary);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 800;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    margin-bottom: 6px;
    text-decoration: none;
    z-index: 999;
}
.user-top-avatar img { width: 100%; height: 100%; object-fit: cover; }

.online-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--radius-pill);
    background: var(--accent-primary);
    position: absolute;
    bottom: 0;
    right: 0;
    border: 2px solid var(--bg-primary);
}

.rail-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-squircle);
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-smooth);
    text-decoration: none;
}
.rail-icon-btn:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
    border-color: var(--surface-border);
}
.rail-icon-btn.active {
    background: var(--accent-primary);
    color: #ffffff !important;
    box-shadow: 0 0 16px var(--accent-glow);
}
.rail-icon-btn.active svg { stroke: #ffffff !important; }

/* ==============================================================================
// 2. Main Workspace Canvas & Pure Icon Header
// ============================================================================== */
.workspace-canvas {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--bg-secondary);
    position: relative;
    min-width: 0;
}

.canvas-header-bar {
    height: 52px;
    border-bottom: 1px solid var(--surface-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    background: var(--surface-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 20;
}
.canvas-header-left, .canvas-header-right { 
    display: flex; 
    align-items: center; 
    gap: 8px; 
}

.btn-toggle-left-sidebar {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--surface-hover);
    border: 1px solid var(--surface-border);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-smooth);
}

.btn-toggle-nav-sidebar {
    display: none;
}

.btn-toggle-left-sidebar:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    background: var(--accent-soft);
}

.header-wallet-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 800;
    color: var(--accent-primary);
    padding: 5px 9px;
    background: var(--accent-soft);
    border: 1px solid var(--surface-border);
    border-radius: 7px;
    cursor: pointer;
    transition: border-color var(--transition-smooth);
}
.header-wallet-badge:hover {
    border-color: var(--accent-primary);
}

/* 4-Column Grid Switcher */
.grid-columns-switch-wrapper {
    display: flex;
    align-items: center;
    gap: 4px;
    padding-right: 8px;
    border-right: 1px solid var(--surface-border);
}
.grid-columns-switch-wrapper .capsule-btn-icon {
    width: 28px;
    height: 28px;
    border-radius: 7px;
    background: var(--bg-primary);
    border: 1px solid var(--surface-border);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-smooth);
}
.grid-columns-switch-wrapper .capsule-btn-icon:hover {
    color: var(--text-primary);
    background: var(--surface-hover);
    border-color: var(--surface-border);
}
.grid-columns-switch-wrapper .capsule-btn-icon.active {
    background: var(--accent-soft);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.canvas-content-scroll { 
    flex: 1; 
    overflow-y: auto; 
    padding: 18px 20px; 
    padding-bottom: 190px; 
}

/* ==============================================================================
// 3. Left Projects & Chats Sidebar (ChatGPT Architecture)
// ============================================================================== */
.projects-sidebar-left {
    width: var(--left-sidebar-width);
    background: var(--bg-primary);
    border-right: 1px solid var(--surface-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 14px 12px;
    flex-shrink: 0;
    z-index: 30;
    transition: width var(--transition-smooth), padding var(--transition-smooth), opacity var(--transition-smooth), transform var(--transition-smooth);
    overflow: hidden;
}

.projects-sidebar-left.closed {
    width: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    opacity: 0;
    pointer-events: none;
    border-right: none;
}

.left-sidebar-header {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--surface-border);
}

.left-sidebar-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
}

.btn-sidebar-new-chat {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    background: var(--surface-hover);
    border: 1px solid var(--surface-border);
    color: var(--text-primary);
    padding: 9px 12px;
    border-radius: var(--radius-squircle);
    font-size: 12px;
    font-weight: 800;
    cursor: pointer;
    transition: all var(--transition-smooth);
}
.btn-sidebar-new-chat:hover {
    background: var(--accent-soft);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    box-shadow: 0 0 14px var(--accent-soft);
}
.btn-sidebar-new-chat svg {
    stroke: var(--accent-primary);
}

.action-round-btn-sm {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: var(--surface-hover);
    border: 1px solid var(--surface-border);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-smooth);
    flex-shrink: 0;
}
.action-round-btn-sm:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.left-sidebar-scroll-area {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-top: 12px;
}

.sidebar-section-container {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 6px;
    color: var(--text-muted);
    user-select: none;
}

.sidebar-section-title {
    font-size: 10.5px;
    font-weight: 800;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: color var(--transition-smooth);
}
.sidebar-section-title:hover {
    color: var(--text-secondary);
}

.sidebar-section-body {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.sidebar-chat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 10px;
    border-radius: 9px;
    cursor: pointer;
    font-size: 11.5px;
    font-weight: 600;
    color: var(--text-secondary);
    background: transparent;
    border: 1px solid transparent;
    transition: all var(--transition-smooth);
}
.sidebar-chat-item:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    border-color: var(--surface-border);
}
.sidebar-chat-item:hover .tree-actions {
    opacity: 1;
}
.sidebar-chat-item.active {
    background: var(--surface-hover);
    color: var(--accent-primary);
    font-weight: 800;
    border: 1px solid var(--accent-soft);
    border-right: 2.5px solid var(--accent-primary);
}

.sidebar-chat-title {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.sidebar-project-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 7px 10px;
    border-radius: 9px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 11.5px;
    font-weight: 700;
    background: transparent;
    border: 1px solid transparent;
    transition: all var(--transition-smooth);
}
.sidebar-project-item:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
    border-color: var(--surface-border);
}
.sidebar-project-item:hover .tree-actions {
    opacity: 1;
}
.sidebar-project-item.active {
    background: var(--accent-soft);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

.tree-actions {
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity var(--transition-smooth);
}
.action-icon-btn {
    width: 22px;
    height: 22px;
    border-radius: 5px;
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-smooth);
}
.action-icon-btn:hover {
    background: var(--surface-hover);
    color: var(--text-primary);
}
.action-icon-btn.danger:hover {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
}

/* ==============================================================================
// Universal Ingredient & Reference Thumbnails
// ============================================================================== */
.feed-ingredient-box {
    display: flex !important;
    align-items: center !important;
    gap: 5px !important;
    margin-top: 6px !important;
    margin-bottom: 4px !important;
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
    flex-wrap: wrap !important;
    min-height: 24px !important;
}

.feed-ingredient-thumb {
    width: 24px !important;
    height: 24px !important;
    min-width: 24px !important;
    max-width: 24px !important;
    max-height: 24px !important;
    border-radius: 5px !important;
    border: 1px solid var(--surface-border) !important;
    object-fit: cover !important;
    cursor: pointer !important;
    transition: transform var(--transition-smooth), border-color var(--transition-smooth) !important;
    background: var(--bg-tertiary) !important;
    display: inline-block !important;
}

.feed-ingredient-thumb:hover {
    border-color: var(--accent-primary) !important;
    transform: scale(1.18) !important;
    z-index: 5 !important;
}

/* ==============================================================================
// Dynamic Multi-Column Grid System
// ============================================================================== */
.view-grid.cols-1 .tab-pane:not(#codeTab):not(#brainstormTab) > div {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 16px !important;
}

.view-grid.cols-2 .tab-pane:not(#codeTab):not(#brainstormTab) > div {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 16px !important;
}

.view-grid.cols-3 .tab-pane:not(#codeTab):not(#brainstormTab) > div {
    display: grid !important;
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    gap: 16px !important;
}

.view-grid.cols-4 .tab-pane:not(#codeTab):not(#brainstormTab) > div {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 16px !important;
}

@media (max-width: 1280px) {
    .view-grid.cols-4 .tab-pane:not(#codeTab):not(#brainstormTab) > div {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    }
}
@media (max-width: 900px) {
    .view-grid.cols-3 .tab-pane:not(#codeTab):not(#brainstormTab) > div,
    .view-grid.cols-4 .tab-pane:not(#codeTab):not(#brainstormTab) > div {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}
@media (max-width: 580px) {
    .view-grid .tab-pane:not(#codeTab):not(#brainstormTab) > div {
        grid-template-columns: 1fr !important;
    }
}

/* ==============================================================================
// Uniform Flow Feed Cards (Gallery)
// ============================================================================== */
.flow-feed-card {
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    padding: 10px !important;
    background: var(--bg-primary) !important;
    border: 1px solid var(--surface-border) !important;
    border-radius: var(--radius-card) !important;
    transition: all var(--transition-smooth) !important;
    position: relative !important;
    overflow: hidden !important;
    height: 100% !important;
    min-height: 330px !important;
}

.flow-feed-card:hover {
    border-color: var(--accent-primary) !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5) !important;
    transform: translateY(-2px);
}

.feed-media-col {
    width: 100% !important;
    min-width: 100% !important;
    height: 200px !important;
    max-height: 200px !important;
    background: #000000 !important;
    border-radius: 12px !important;
    overflow: hidden !important;
    position: relative !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    border: 1px solid rgba(255, 255, 255, 0.06) !important;
    contain: paint;
}

.feed-media-col img {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    background: #000 !important;
    border-radius: 11px !important;
    display: block !important;
    cursor: zoom-in !important;
    transition: transform var(--transition-smooth);
}
.feed-media-col img:hover {
    transform: scale(1.02);
}

.feed-media-col video {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
    background: #000 !important;
    border-radius: 11px !important;
    display: block !important;
}

.feed-meta-col {
    display: flex !important;
    flex-direction: column !important;
    justify-content: space-between !important;
    gap: 6px !important;
    padding: 8px 2px 2px 2px !important;
    flex: 1 !important;
}

.feed-prompt-text {
    font-size: 11.5px !important;
    font-weight: 600 !important;
    color: var(--text-secondary) !important;
    line-height: 1.5 !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    height: 35px !important;
    max-height: 35px !important;
    word-break: break-word !important;
    user-select: text;
}

.feed-actions-top-bar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    margin-bottom: 2px;
}
.feed-action-btn {
    width: 26px;
    height: 26px;
    border-radius: 7px;
    background: var(--bg-secondary);
    border: 1px solid var(--surface-border);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
}
.feed-action-btn:hover { color: var(--accent-primary); border-color: var(--accent-primary); }
.feed-action-btn.danger:hover { color: #ef4444; border-color: #ef4444; }

.feed-specs-list {
    padding-top: 6px !important;
    margin-top: auto !important;
    font-size: 9.5px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    border-top: 1px dashed var(--surface-border) !important;
    color: var(--text-muted) !important;
}
.feed-specs-list span { display: inline-flex; align-items: center; gap: 4px; }

/* ==============================================================================
// [v8.25] In-Chat Image Cards (فیت ابعاد تصویر در چت — ChatGPT Style)
// ============================================================================== */
.flow-feed-card.image-in-chat-card {
    max-width: 440px !important;
    width: 100% !important;
    min-height: auto !important;
    height: auto !important;
    margin: 14px auto !important;
    padding: 8px !important;
    background: var(--bg-tertiary) !important;
    border: 1px solid var(--surface-border) !important;
    border-radius: 18px !important;
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.45) !important;
    align-self: center !important;
}

.flow-feed-card.image-in-chat-card .feed-media-col {
    width: 100% !important;
    min-width: 100% !important;
    height: auto !important;
    max-height: none !important;
    border-radius: 12px !important;
    background: #000 !important;
    overflow: hidden !important;
}

.flow-feed-card.image-in-chat-card .feed-media-col img {
    width: 100% !important;
    height: auto !important;
    max-height: 520px !important;
    object-fit: contain !important;
    border-radius: 12px !important;
    display: block !important;
}

.flow-feed-card.image-in-chat-card .feed-meta-col {
    padding: 6px 4px 2px 4px !important;
    gap: 4px !important;
}

.flow-feed-card.image-in-chat-card .feed-prompt-text {
    height: auto !important;
    max-height: 48px !important;
    -webkit-line-clamp: 2 !important;
    font-size: 11px !important;
}

/* ==============================================================================
// Glassmorphic Image Lightbox Modal
// ============================================================================== */
.image-lightbox-overlay {
    position: fixed;
    inset: 0;
    background: rgba(5, 5, 8, 0.78);
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
    z-index: 9999999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.24s cubic-bezier(0.2, 0.8, 0.2, 1), visibility 0.24s ease;
    user-select: none;
}

.image-lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-header-actions {
    position: absolute;
    top: 16px;
    left: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 20;
    pointer-events: auto;
}

.lightbox-title-text {
    font-size: 13px;
    font-weight: 800;
    color: var(--text-primary);
    background: rgba(17, 17, 22, 0.7);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--surface-border);
    backdrop-filter: blur(12px);
    max-width: 60%;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.lightbox-action-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-pill);
    background: rgba(17, 17, 22, 0.85);
    border: 1px solid var(--surface-border);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-smooth);
    box-shadow: 0 4px 16px rgba(0,0,0,0.5);
}
.lightbox-action-btn:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: scale(1.08);
}

.lightbox-content-viewport {
    width: 90vw;
    height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: zoom-in;
    position: relative;
}
.lightbox-content-viewport.is-zoomed {
    cursor: zoom-out;
}

.lightbox-img-element {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.85);
    transition: transform 0.28s cubic-bezier(0.2, 0.8, 0.2, 1);
    transform-origin: center center;
    transform: scale(1);
    will-change: transform, transform-origin;
}

.lightbox-hint-pill {
    position: absolute;
    bottom: 20px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary);
    background: rgba(17, 17, 22, 0.75);
    border: 1px solid var(--surface-border);
    padding: 6px 16px;
    border-radius: var(--radius-pill);
    pointer-events: none;
    letter-spacing: 0.3px;
}

/* ==============================================================================
// Chat & Messaging Cards
// ============================================================================== */
.chat-message-card { 
    grid-column: 1 / -1 !important; 
    width: 100%; 
    max-width: 900px; 
    margin: 0 auto !important; 
    display: flex; flex-direction: column; gap: 16px; 
    padding: 0; border: none; background: transparent; 
}

.chat-user-bubble { 
    background: var(--bg-tertiary); 
    padding: 14px 20px; 
    border-radius: 20px 20px 4px 20px; 
    align-self: flex-end; 
    max-width: 85%; 
    font-size: 13.5px; 
    color: var(--text-primary); 
    line-height: 1.6; 
    border: 1px solid var(--surface-border); 
    display: flex; 
    flex-direction: column;
    word-break: break-word;
    overflow-wrap: break-word;
}

.chat-ai-bubble { 
    padding: 10px 4px; 
    max-width: 100%; 
    display: flex; 
    flex-direction: column; 
    gap: 12px; 
}

.stream-text-content {
    word-break: break-word;
    overflow-wrap: break-word;
}

.chat-action-bar { 
    display: flex; 
    align-items: center; 
    gap: 6px; 
    margin-top: 4px; 
}
.chat-action-icon { 
    width: 32px; 
    height: 32px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    border-radius: 50%; 
    background: transparent; 
    border: none; 
    color: var(--text-muted); 
    cursor: pointer; 
    transition: var(--transition-smooth); 
}
.chat-action-icon:hover { 
    background: var(--surface-hover); 
    color: var(--text-primary); 
}

.reasoning-block { 
    background: var(--surface-hover); 
    border-right: 3px solid var(--text-muted); 
    border-radius: 8px; 
    padding: 10px 14px; 
    font-size: 12px; 
    color: var(--text-secondary); 
    margin-bottom: 8px; 
}
.reasoning-block summary { 
    font-weight: 700; 
    cursor: pointer; 
    display: flex; 
    align-items: center; 
    gap: 8px; 
    user-select: none; 
    outline: none; 
}
.reasoning-block summary::-webkit-details-marker { display: none; }
.reasoning-content { 
    margin-top: 10px; 
    line-height: 1.7; 
    opacity: 0.8; 
    font-style: italic; 
    word-break: break-word;
    overflow-wrap: break-word;
}

.chat-attachment-gallery { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 8px; 
    margin-bottom: 10px; 
}
.chat-attach-item-mini { 
    width: 54px; 
    height: 54px; 
    border-radius: 10px; 
    overflow: hidden; 
    border: 1px solid var(--surface-border); 
    background: var(--bg-primary); 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center; 
    position: relative; 
}
.chat-attach-item-mini img, .chat-attach-item-mini video { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}
.chat-attach-item-mini.doc { color: #ef4444; }
.chat-attach-item-mini.code { color: #3b82f6; }
.chat-attach-item-mini .ext { 
    font-size: 9px; 
    font-weight: 800; 
    margin-top: 3px; 
}

/* ==============================================================================
// Prompt Capsule & Controls
// ============================================================================== */
.flow-capsule-wrapper { 
    position: absolute; 
    bottom: 12px; 
    left: 0; 
    right: 0; 
    display: flex; 
    justify-content: center; 
    padding: 0 16px; 
    z-index: 50; 
    pointer-events: none; 
}
.flow-prompt-capsule { 
    width: 100%; 
    max-width: 860px; 
    background: var(--capsule-bg); 
    border: 1px solid var(--capsule-border); 
    border-radius: 28px; 
    padding: 10px 16px; 
    box-shadow: var(--glass-shadow); 
    backdrop-filter: blur(24px); 
    display: flex; 
    flex-direction: column; 
    gap: 8px; 
    pointer-events: auto !important; 
    position: relative; 
    transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth); 
}
.flow-prompt-capsule:focus-within, .flow-prompt-capsule.dragover, .flow-prompt-capsule.drop-active { 
    border-color: var(--accent-primary); 
    box-shadow: var(--glass-shadow), 0 0 24px var(--accent-soft); 
}
.capsule-slots-rack { 
    display: none; 
    align-items: center; 
    gap: 10px; 
    padding-bottom: 6px; 
    border-bottom: 1px dashed var(--surface-border); 
    position: relative; 
    overflow-x: auto; 
    width: 100%; 
}
.capsule-slots-rack.active { display: flex !important; }
.slot-preview-card { 
    width: 58px; 
    height: 58px; 
    min-width: 58px; 
    border-radius: 12px; 
    background: var(--bg-primary); 
    border: 1.5px solid var(--accent-primary); 
    position: relative; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center; 
    overflow: hidden; 
    box-shadow: 0 0 12px var(--accent-soft); 
}
.slot-preview-card img, .slot-preview-card video { width: 100%; height: 100%; object-fit: cover; display: block; }
.slot-remove-btn { 
    position: absolute; 
    top: 2px; 
    right: 2px; 
    width: 18px; 
    height: 18px; 
    border-radius: var(--radius-pill); 
    background: rgba(0, 0, 0, 0.75); 
    border: none; 
    color: #fff; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    cursor: pointer; 
    transition: var(--transition-smooth); 
}
.slot-remove-btn:hover { background: #ef4444; color: #fff; }
.slot-empty-card { 
    width: 58px; 
    height: 58px; 
    min-width: 58px; 
    border-radius: 12px; 
    background: var(--surface-hover); 
    border: 1.5px dashed var(--surface-border); 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    justify-content: center; 
    gap: 2px; 
    cursor: pointer; 
    color: var(--text-muted); 
    font-size: 9px; 
    font-weight: 700; 
    transition: var(--transition-smooth); 
}
.slot-empty-card:hover { border-color: var(--accent-primary); color: var(--text-primary); }
.btn-swap-frames { 
    width: 26px; 
    height: 26px; 
    border-radius: var(--radius-pill); 
    background: var(--bg-tertiary); 
    border: 1px solid var(--surface-border); 
    color: var(--text-secondary); 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    cursor: pointer; 
    flex-shrink: 0; 
    transition: var(--transition-smooth); 
}
.btn-swap-frames:hover { color: var(--accent-primary); border-color: var(--accent-primary); transform: rotate(180deg); }

.capsule-textarea { 
    width: 100%; 
    background: transparent; 
    border: none; 
    color: var(--text-primary); 
    font-size: 13.5px; 
    resize: none; 
    max-height: 260px; 
    min-height: 26px; 
    height: 26px;
    line-height: 1.5; 
    padding: 2px 0; 
    overflow-y: hidden;
    box-sizing: border-box;
}

.capsule-bottom-controls { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-top: 2px; }
.capsule-controls-left, .capsule-controls-right { display: flex; align-items: center; gap: 8px; }
.capsule-btn-icon { width: 32px; height: 32px; border-radius: var(--radius-pill); background: var(--bg-tertiary); border: 1px solid var(--surface-border); color: var(--text-secondary); display: flex; align-items: center; justify-content: center; cursor: pointer; transition: var(--transition-smooth); }
.capsule-btn-icon:hover, .capsule-btn-icon.active { color: var(--text-primary); border-color: var(--accent-primary); }
.dynamic-model-capsule-btn { display: inline-flex; align-items: center; gap: 8px; padding: 5px 12px; border-radius: var(--radius-pill); background: var(--bg-tertiary); border: 1px solid var(--surface-border); font-size: 11.5px; font-weight: 800; color: var(--text-primary); cursor: pointer; transition: var(--transition-smooth); }
.dynamic-model-capsule-btn:hover { border-color: var(--accent-primary); }
.btn-capsule-send { width: 34px; height: 34px; border-radius: var(--radius-pill); background: var(--accent-primary); color: #ffffff !important; border: none; display: flex; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 0 16px var(--accent-glow); transition: var(--transition-smooth); flex-shrink: 0; }
.btn-capsule-send:hover { transform: scale(1.06); background: var(--accent-hover); }

/* Popover Docks */
.dynamic-settings-popover { 
    position: absolute; 
    bottom: calc(100% + 14px); 
    left: 50%; 
    transform: translateX(-50%); 
    width: 460px; 
    max-height: 80vh;
    overflow-y: auto;
    background: var(--bg-secondary); 
    border: 1px solid var(--surface-border); 
    border-radius: 20px; 
    box-shadow: var(--glass-shadow); 
    padding: 14px 16px; 
    display: none; 
    flex-direction: column; 
    gap: 10px; 
    z-index: 10000; 
    pointer-events: auto !important; 
    animation: fadeIn 0.18s ease; 
}
.dynamic-settings-popover.active { display: flex !important; }

.popover-tabs-row { display: flex; background: var(--bg-tertiary); border-radius: 12px; padding: 3px; gap: 3px; }
.popover-tab-btn { flex: 1; padding: 6px; border-radius: 9px; border: none; background: transparent; color: var(--text-secondary); font-size: 11px; font-weight: 800; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 6px; transition: var(--transition-smooth); }
.popover-tab-btn.active { background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--surface-border); }

.popover-ratios-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 5px; }
.ratio-pill-btn { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; padding: 5px 3px; border-radius: 8px; background: var(--bg-primary); border: 1px solid var(--surface-border); color: var(--text-secondary); font-size: 10px; font-weight: 700; cursor: pointer; transition: var(--transition-smooth); }
.ratio-pill-btn:hover, .ratio-pill-btn.active { border-color: var(--accent-primary); color: var(--text-primary); background: var(--surface-hover); }

.popover-row-pills { display: flex; background: var(--bg-tertiary); border-radius: 8px; padding: 2px; gap: 2px; flex-wrap: wrap; }
.popover-sub-pill { flex: 1; min-width: 45px; padding: 4px 6px; border-radius: 6px; border: none; background: transparent; color: var(--text-secondary); font-size: 10px; font-weight: 800; cursor: pointer; text-align: center; transition: var(--transition-smooth); }
.popover-sub-pill.active { background: var(--bg-secondary); color: var(--accent-primary); font-weight: 900; border: 1px solid var(--surface-border); }

.model-info-card { position: absolute; width: 260px; padding: 14px 16px; background: var(--bg-secondary); backdrop-filter: blur(10px); border: 1px solid var(--surface-border); border-radius: 14px; box-shadow: var(--glass-shadow); color: var(--text-primary); opacity: 0; visibility: hidden; transform: translateY(6px); transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s; pointer-events: none; z-index: 10001; display: flex; flex-direction: column; gap: 6px; }
.model-info-card.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.model-info-card .info-title { font-size: 13px; font-weight: 900; color: var(--accent-primary); margin-bottom: 2px; }
.model-info-card .info-badge { display: inline-block; padding: 2px 6px; background: var(--surface-hover); border-radius: 4px; font-size: 9px; color: var(--text-secondary); width: fit-content; margin-bottom: 6px; }
.model-info-card .info-desc { font-size: 11px; color: var(--text-secondary); line-height: 1.6; margin-bottom: 6px; }
.model-info-card .info-speed { font-size: 10px; color: var(--text-muted); border-top: 1px dashed var(--surface-border); padding-top: 6px; }

.custom-context-menu { position: fixed; background: var(--bg-secondary); border: 1px solid var(--surface-border); border-radius: 12px; box-shadow: var(--glass-shadow); padding: 6px; display: flex; flex-direction: column; gap: 2px; min-width: 190px; z-index: 999999; opacity: 0; visibility: hidden; transform: scale(0.96); transition: opacity 0.15s, transform 0.15s; }
.custom-context-menu.active { opacity: 1; visibility: visible; transform: scale(1); }
.context-item { display: flex; align-items: center; gap: 10px; padding: 9px 12px; color: var(--text-primary); font-size: 11.5px; font-weight: 600; cursor: pointer; border-radius: 8px; transition: background 0.2s; }
.context-item:hover { background: var(--surface-hover); }
.context-item.danger { color: #ef4444; }
.context-item.danger:hover { background: rgba(239, 68, 68, 0.1); }
.context-divider { height: 1px; background: var(--surface-border); margin: 4px 0; }

#chatContextMenu { min-width: 220px; }

.modal-overlay-gate { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.7); backdrop-filter: blur(20px); z-index: 999999; display: none; align-items: center; justify-content: center; padding: 16px; }
.modal-overlay-gate.active { display: flex; }
.pdf-export-box { width: 100%; max-width: 420px; background: var(--bg-primary); border: 1px solid var(--surface-border); border-radius: var(--radius-card); box-shadow: var(--glass-shadow); padding: 24px; display: flex; flex-direction: column; gap: 14px; }
#toastBox { position: fixed; bottom: 24px; left: 24px; z-index: 99999999; display: flex; flex-direction: column; gap: 6px; }
.toast-item { padding: 9px 16px; border-radius: var(--radius-pill); font-size: 11.5px; font-weight: 800; color: #ffffff; background: var(--accent-primary); box-shadow: var(--glass-shadow); display: flex; align-items: center; gap: 6px; }
.toast-item.error { background: #ef4444; color: #ffffff; }

.compact-popover-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--surface-border);
}
.popover-title-tag {
    font-size: 11px;
    font-weight: 800;
    color: var(--accent-primary);
    display: flex;
    align-items: center;
    gap: 5px;
}

.popover-search-deck {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin: 4px 0 6px 0;
}
.popover-search-wrapper {
    position: relative;
    width: 100%;
}
.popover-search-wrapper .search-ico {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}
.popover-search-wrapper input {
    width: 100%;
    padding: 6px 30px 6px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--surface-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 11px;
}
.popover-search-wrapper input:focus { border-color: var(--accent-primary); }

.popover-vendor-scroll-row {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    padding-bottom: 2px;
}
.vendor-filter-pill {
    padding: 3px 8px;
    border-radius: 6px;
    border: 1px solid var(--surface-border);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    font-size: 9.5px;
    font-weight: 700;
    cursor: pointer;
    white-space: nowrap;
    transition: 0.2s;
}
.vendor-filter-pill:hover, .vendor-filter-pill.active {
    background: var(--accent-soft);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.popover-model-list.compact-scroll {
    max-height: 200px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding-right: 4px;
}
.popover-vendor-group {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-bottom: 6px;
}
.popover-vendor-header {
    font-size: 9.5px;
    font-weight: 800;
    color: var(--accent-primary);
    text-transform: uppercase;
    padding: 2px 4px;
    opacity: 0.9;
}
.model-list-item-compact {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 5px 8px;
    border-radius: 7px;
    background: var(--bg-primary);
    border: 1px solid transparent;
    cursor: pointer;
    transition: 0.15s;
}
.model-list-item-compact:hover {
    background: var(--surface-hover);
    border-color: var(--surface-border);
}
.model-list-item-compact.active {
    background: var(--accent-soft);
    border-color: var(--accent-primary);
}
.model-name-box {
    display: flex;
    align-items: center;
    gap: 6px;
}
.m-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--text-muted);
}
.m-dot.dot-active { background: var(--accent-primary); box-shadow: 0 0 5px var(--accent-primary); }
.m-title { font-size: 10.5px; font-weight: 700; color: var(--text-primary); }
.model-meta-box { display: flex; align-items: center; gap: 6px; }
.m-cost-badge { font-size: 9.5px; color: var(--accent-primary); font-weight: 800; font-family: 'JetBrains Mono', monospace !important; }

.compact-dock-section {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-top: 4px;
}
.dock-label {
    font-size: 9.5px;
    font-weight: 700;
    color: var(--text-muted);
}

.compact-switch-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 2px;
    border-top: 1px dashed var(--surface-border);
    font-size: 10.5px;
    color: var(--text-secondary);
    margin-top: 4px;
}
.compact-switch-row input[type="checkbox"] {
    accent-color: var(--accent-primary);
    cursor: pointer;
}

.popover-cost-footer {
    font-size: 10.5px;
    color: var(--text-secondary);
    border-top: 1px dashed var(--surface-border);
    padding-top: 6px;
    margin-top: 4px;
    text-align: center;
}
.popover-cost-footer strong { color: var(--accent-primary); }
.cost-sep { opacity: 0.4; margin: 0 4px; }
.empty-models-msg { font-size: 11px; color: var(--text-muted); text-align: center; padding: 16px 0; }

/* ==============================================================================
// Minimal Code Card & Live Sandbox
// ============================================================================== */
.code-card-wrapper {
    width: 100%;
    margin: 14px 0;
    container-type: inline-size;
}

.code-card-inner {
    background: var(--bg-primary);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
    display: flex;
    flex-direction: column;
    transition: background 0.2s, border-color 0.2s;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 12px;
    background: transparent;
    border-bottom: 1px solid var(--surface-border);
    position: sticky;
    top: 0;
    z-index: 15;
    user-select: none;
}

.code-lang-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 800;
    color: var(--text-secondary);
    font-family: 'JetBrains Mono', monospace !important;
}

.code-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.btn-code-action {
    width: 28px;
    height: 28px;
    min-width: 28px;
    aspect-ratio: 1/1;
    border-radius: 8px;
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-smooth);
    padding: 0;
}

.btn-code-action:hover {
    color: var(--accent-primary);
    background: var(--surface-hover);
    border-color: var(--surface-border);
}

.btn-code-action.active {
    color: var(--accent-primary);
    background: var(--accent-soft);
    border-color: var(--accent-primary);
}

.code-body-view {
    max-height: 480px;
    min-height: 80px;
    overflow-y: auto;
    overflow-x: auto;
    padding: 14px 16px;
    background: #09090c;
    color: #f4f4f6;
    direction: ltr !important;
    text-align: left !important;
    transition: background 0.2s, color 0.2s;
}

.code-card-wrapper[data-theme="light"] .code-body-view {
    background: #f8fafc;
    color: #0f172a;
}

.code-card-wrapper[data-theme="light"] .code-header {
    background: #f1f5f9;
}

.code-body-view pre {
    margin: 0;
    background: transparent !important;
    padding: 0 !important;
}

.code-body-view code {
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 12px;
    line-height: 1.65;
    background: transparent !important;
}

/* برطرفکردن پسزمینهی پیشفرض highlight.js برای هماهنگی با کارت کد در هر دو تم */
.code-body-view .hljs, .code-body-view pre .hljs {
    background: transparent !important;
}
.code-card-wrapper[data-theme="light"] .hljs { color: #24292e; }
.code-card-wrapper[data-theme="dark"] .hljs { color: #f4f4f6; }

.code-sandbox-view {
    width: 100%;
    height: 420px;
    max-height: 480px;
    background: #ffffff;
    border: none;
    position: relative;
}

.sandbox-iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: #ffffff;
    display: block;
}

@keyframes fadeIn { from { opacity: 0; transform: translate(-50%, 8px); } to { opacity: 1; transform: translate(-50%, 0); } }
.spin { animation: spin 1s linear infinite; }
@keyframes spin { 100% { transform: rotate(360deg); } }

/* ==============================================================================
// Mobile & Responsive
// ============================================================================== */
@media (max-width: 1024px) {
    body { padding: 0 !important; }
    .app-viewport { padding: 0 !important; }
    
    .studio-container {
        max-width: 100vw !important;
        max-height: 100dvh !important;
        height: 100dvh !important;
        border-radius: 0 !important;
        border: none !important;
        overflow: visible !important;
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }

    .workspace-canvas {
        overflow: hidden !important;
        height: 100dvh !important;
    }

    .canvas-header-bar {
        padding: 0 10px !important;
        height: 50px !important;
    }

    .drawer-overlay {
        position: fixed !important;
        inset: 0 !important;
        background: rgba(0, 0, 0, 0.72) !important;
        backdrop-filter: blur(8px) !important;
        -webkit-backdrop-filter: blur(8px) !important;
        z-index: 99998 !important;
        opacity: 0;
        visibility: hidden;
        display: block !important;
        pointer-events: none;
        transition: opacity 0.28s cubic-bezier(0.2, 0.8, 0.2, 1), visibility 0.28s ease !important;
    }
    .drawer-overlay.active {
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
    }

    .btn-toggle-nav-sidebar {
        display: flex !important;
        width: 32px;
        height: 32px;
        border-radius: 8px;
        background: var(--surface-hover);
        border: 1px solid var(--surface-border);
        color: var(--text-secondary);
        align-items: center;
        justify-content: center;
        cursor: pointer;
        transition: all var(--transition-smooth);
    }
    .btn-toggle-nav-sidebar:hover {
        color: var(--accent-primary);
        border-color: var(--accent-primary);
        background: var(--accent-soft);
    }

    .nav-rail {
        position: fixed !important;
        top: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        width: 68px !important;
        height: 100dvh !important;
        background: var(--bg-primary) !important;
        border-left: 1px solid var(--surface-border) !important;
        box-shadow: -15px 0 45px rgba(0, 0, 0, 0.5) !important;
        z-index: 99999 !important;
        transform: translateX(110%) !important;
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
        padding: 16px 0 !important;
        align-items: center !important;
    }
    .nav-rail.drawer-open {
        transform: translateX(0) !important;
    }

    .projects-sidebar-left {
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        bottom: 0 !important;
        width: 285px !important;
        height: 100dvh !important;
        background: var(--bg-primary) !important;
        border-right: 1px solid var(--surface-border) !important;
        box-shadow: 15px 0 45px rgba(0, 0, 0, 0.5) !important;
        z-index: 99999 !important;
        transform: translateX(-110%) !important;
        transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
        padding: 16px 12px !important;
        opacity: 1 !important;
        pointer-events: auto !important;
    }
    .projects-sidebar-left.open-mobile {
        transform: translateX(0) !important;
    }

    /* ============================================================
       [FIX] پاپ‌آور موبایل — بالای کپسول ورودی باز می‌شود
       دیگر روی باکس چت نمی‌افتد و دکمه مدل قابل لمس می‌ماند
       ============================================================ */
    .dynamic-settings-popover {
        position: absolute !important;
        bottom: calc(100% + 12px) !important;
        left: 8px !important;
        right: 8px !important;
        width: auto !important;
        max-width: 100% !important;
        border-radius: 18px !important;
        max-height: 65vh !important;
        overflow-y: auto !important;
        transform: none !important;
        box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55) !important;
        padding: 16px 14px 18px 14px !important;
        z-index: 100000 !important;
        animation: fadeIn 0.16s ease !important;
    }

/* ============================================================
   [FIX] موبایل/تبلت — هر دو دکمه هم‌اندازه و هم‌قد (یکجا)
   ============================================================ */
    .dynamic-model-capsule-btn {
        height: 34px !important;
        width: auto !important;
        min-width: 90px !important;
        max-width: 140px !important;
        padding: 0 10px !important;
        justify-content: center !important;
        text-align: center !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }
    .dynamic-model-capsule-btn span {
        max-width: 100% !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
        white-space: nowrap !important;
        text-align: center !important;
    }
}   /* ← بستن @media 1024 */

@media (max-width: 600px) {
    .popover-ratios-grid { grid-template-columns: repeat(3, 1fr) !important; }
    .popover-model-list { max-height: 220px !important; }
}

/* ══ [AUTO-LOAD] نشانگر بارگذاری پیام‌های قدیمی‌تر در بالای لیست چت ══ */
.feed-autoload-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    width: 100%;
    padding: 10px 12px;
    margin: 0 0 10px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--surface-hover);
    border: 1px dashed var(--surface-border);
    border-radius: 10px;
    text-align: center;
    user-select: none;
}
.feed-autoload-hint .spin { opacity: .75; }

/* ══════════════════════════════════════════════════════════════════════════════
   [AUDIO-REBUILD v3] استودیو صوت — دقیقاً جای کپسول چت (پایین بوم، هم‌عرض ۸۶۰px)
   ══════════════════════════════════════════════════════════════════════════════ */
.audio-studio-wrapper { position: absolute; bottom: 12px; left: 0; right: 0; display: flex; justify-content: center; padding: 0 16px; z-index: 50; pointer-events: none; }
.audio-studio-wrapper > .audio-studio-panel { pointer-events: auto; width: 100%; max-width: 860px; }
.audio-studio-panel { position: relative; display: flex; flex-direction: column; gap: 8px; background: var(--capsule-bg, var(--bg-secondary)); border: 1px solid var(--capsule-border, var(--surface-border)); border-radius: 24px; padding: 10px 14px; box-shadow: var(--glass-shadow, 0 0 24px rgba(0,0,0,0.3)); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); }
.audio-studio-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.audio-studio-head .dynamic-model-capsule-btn { flex-shrink: 0; max-width: 70%; }
.audio-studio-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.audio-col-card { background: var(--bg-tertiary); border: 1px solid var(--surface-border); border-radius: 12px; padding: 8px; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.audio-col-label { font-size: 9.5px; font-weight: 900; color: var(--text-muted); display: flex; align-items: center; gap: 4px; }
.audio-dir-textarea, .audio-script-textarea { width: 100%; background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--surface-border); border-radius: 9px; padding: 7px 9px; font-family: Vazirmatn, Tahoma, sans-serif; font-size: 11.5px; line-height: 1.7; resize: none; min-height: 58px; max-height: 120px; box-sizing: border-box; }
.audio-dir-textarea:focus, .audio-script-textarea:focus { outline: none; border-color: var(--accent-primary); }
.audio-script-textarea.over { border-color: #ef4444; box-shadow: 0 0 0 2px rgba(239,68,68,0.15); }
.audio-preset-row { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.audio-preset-select, .audio-voice-select, .audio-speed-select { background: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--surface-border); border-radius: 8px; padding: 5px 8px; font-size: 10.5px; font-weight: 700; font-family: Vazirmatn, Tahoma, sans-serif; max-width: 160px; }
.audio-extra-row { display: flex; gap: 6px; align-items: center; flex: 1; min-width: 0; }
.audio-char-counter { font-size: 9.5px; font-weight: 800; color: var(--text-muted); text-align: left; direction: ltr; }
.audio-char-counter.over { color: #ef4444; }
.audio-bottom-bar { display: flex; align-items: center; gap: 8px; }
.btn-audio-preview, .btn-audio-generate { display: inline-flex; align-items: center; gap: 6px; padding: 8px 16px; border-radius: 12px; font-size: 11px; font-weight: 900; border: none; cursor: pointer; transition: 0.2s; font-family: Vazirmatn, Tahoma, sans-serif; }
.btn-audio-preview { background: var(--bg-tertiary); color: var(--accent-primary); border: 1px solid var(--surface-border); }
.btn-audio-preview:hover { border-color: var(--accent-primary); }
.btn-audio-generate { background: var(--accent-primary); color: #ffffff; }
.btn-audio-generate:hover { filter: brightness(1.1); }
.btn-audio-generate:disabled { opacity: 0.45; cursor: not-allowed; filter: grayscale(0.5); }
.audio-note-pill { font-size: 9px; font-weight: 700; color: var(--accent-primary); background: var(--accent-soft); padding: 3px 9px; border-radius: 20px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.audio-popover { position: absolute; bottom: calc(100% + 12px); left: 50%; transform: translateX(-50%); width: min(460px, 92vw); z-index: 60; display: none; }
.audio-popover.active { display: block; }
/* ── [AUDIO-REBUILD v3] پلیر مینیمال در کارت‌های فید صوت ── */
.feed-media-col:has(audio) { height: auto !important; min-height: 0 !important; max-height: none !important; padding: 18px 12px; }
.flow-feed-card .feed-media-col:has(audio) audio { width: 100%; height: 38px; }
/* ── [AUDIO-REBUILD v3.1] کارت فید صوت مینیمال — قاب = اندازه پلیر ── */
#audioFeedList { align-items: start; }
#audioFeedList .flow-feed-card { align-self: start; }
#audioFeedList .feed-media-col:has(audio) { padding: 8px 10px !important; }
#audioFeedList .feed-media-col:has(audio) > div { height: auto !important; min-height: 0 !important; }
#audioFeedList .feed-media-col:has(audio) audio { height: 36px !important; width: 100% !important; }
#audioFeedList .feed-meta-col { padding: 6px 2px 2px 2px !important; gap: 4px !important; }
#audioFeedList .feed-prompt-text { font-size: 10.5px !important; max-height: 30px !important; overflow: hidden !important; }
#audioFeedList .feed-specs-list { padding: 4px 0 0 !important; }
@media (max-width: 640px) { #audioFeedList .feed-media-col:has(audio) audio { height: 32px !important; } }

/* ══════════════════════════════════════════════════════════════════════════════
   [AUDIO-REBUILD v4] کارت پلیر اختصاصی صوت — گلس مورفیسم، هم‌خانواده کپسول چت
   ══════════════════════════════════════════════════════════════════════════════ */
.audio-card { display: flex; flex-direction: column; gap: 6px; background: var(--capsule-bg, var(--bg-secondary)); border: 1px solid var(--capsule-border, var(--surface-border)); border-radius: 14px; padding: 10px 12px; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); box-shadow: var(--glass-shadow, 0 0 16px rgba(0,0,0,0.25)); }
.audio-card.error { border-color: rgba(239,68,68,0.35); }
.audio-card-row { display: flex; align-items: center; gap: 8px; min-width: 0; }
.audio-play-btn { width: 34px; height: 34px; min-width: 34px; border-radius: 50%; border: none; background: var(--accent-primary); color: #ffffff; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: 0.2s; padding: 0; }
.audio-play-btn:hover { filter: brightness(1.12); }
.audio-play-btn.playing { box-shadow: 0 0 0 3px var(--accent-soft, rgba(0,0,0,0.2)); }
.audio-progress { flex: 1; height: 6px; min-width: 60px; border-radius: 6px; background: var(--bg-tertiary); border: 1px solid var(--surface-border); cursor: pointer; overflow: hidden; position: relative; }
.audio-progress-fill { position: absolute; top: 0; bottom: 0; left: 0; width: 0%; border-radius: 6px; background: linear-gradient(90deg, var(--accent-primary), var(--primary-hover, var(--accent-primary))); transition: width 0.15s linear; }
.audio-time { font-size: 9.5px; font-weight: 800; color: var(--text-muted); direction: ltr; white-space: nowrap; min-width: 62px; text-align: center; }
.audio-act-btn { width: 28px; height: 28px; min-width: 28px; border-radius: 8px; border: 1px solid var(--surface-border); background: var(--bg-tertiary); color: var(--text-secondary); display: inline-flex; align-items: center; justify-content: center; cursor: pointer; transition: 0.2s; padding: 0; }
.audio-act-btn:hover { color: var(--accent-primary); border-color: var(--accent-primary); }
.audio-act-btn.danger:hover { color: #ef4444; border-color: #ef4444; }
.audio-card-script { font-size: 10.5px; line-height: 1.6; color: var(--text-secondary); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.audio-card-sub { display: flex; align-items: center; justify-content: space-between; gap: 6px; }
.audio-card-meta-txt { font-size: 9.5px; font-weight: 700; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.audio-card-cost { color: var(--accent-primary); }
.audio-card-chip { display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px; border-radius: 20px; font-size: 10px; font-weight: 800; cursor: pointer; background: var(--bg-tertiary); border: 1px solid var(--surface-border); color: var(--text-secondary); }
.audio-card-chip.danger:hover { color: #ef4444; border-color: #ef4444; }
.audio-card-err { display: flex; align-items: flex-start; gap: 6px; font-size: 10.5px; line-height: 1.6; color: #ef4444; word-break: break-word; }
.audio-card-processing { display: flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 800; color: var(--accent-primary); }
/* فید صوت = لیست عمودی کارت‌های فشرده (نه گرید کشیده) */
#audioFeedList { display: flex !important; flex-direction: column !important; gap: 10px; }
@media (max-width: 640px) {
    .audio-card-row { flex-wrap: wrap; }
    .audio-progress { min-width: 100%; order: 5; }
    .audio-card { padding: 9px 10px; }
}

/* ── رزرو فضای پنل در انتهای اسکرول + ریسپانسیو ── */
.canvas-content-scroll.audio-scroll-pad { padding-bottom: 310px; }
@media (max-width: 1024px) { .audio-studio-cols { gap: 6px; } }
@media (max-width: 900px) {
    .audio-studio-cols { grid-template-columns: 1fr; }
    .audio-studio-wrapper { bottom: 8px; padding: 0 10px; }
    .canvas-content-scroll.audio-scroll-pad { padding-bottom: 420px; }
}
@media (max-width: 640px) {
    .audio-studio-panel { padding: 8px 10px; border-radius: 18px; gap: 6px; }
    .audio-col-card { padding: 7px; }
    .audio-dir-textarea, .audio-script-textarea { min-height: 46px; font-size: 11px; }
    .btn-audio-preview, .btn-audio-generate { flex: 1; justify-content: center; padding: 9px 6px; }
    .canvas-content-scroll.audio-scroll-pad { padding-bottom: 430px; }
}

/* ══════════════════════════════════════════════════════════════════════════════
   [STT-UI] زون پیاده‌سازی صوت به متن + کارت transcript
   ══════════════════════════════════════════════════════════════════════════════ */
.audio-stt-card { border-style: dashed; }
.audio-stt-pick { display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: 12px; background: var(--bg-secondary); color: var(--accent-primary); border: 1px dashed var(--accent-primary); cursor: pointer; font-size: 11.5px; font-weight: 900; transition: 0.2s; font-family: Vazirmatn, Tahoma, sans-serif; }
.audio-stt-pick:hover { background: var(--accent-soft); }
.audio-stt-hint { font-size: 9.5px; font-weight: 700; color: var(--text-muted); }
.audio-stt-chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 10px; background: var(--accent-soft); border: 1px solid var(--accent-primary); color: var(--accent-primary); font-size: 11px; font-weight: 800; max-width: 100%; }
.audio-stt-chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stt-head { display: flex; align-items: center; gap: 6px; font-size: 10.5px; font-weight: 900; color: var(--accent-primary); }
.stt-transcript { font-size: 12px; line-height: 1.9; color: var(--text-primary); background: var(--bg-tertiary); border: 1px solid var(--surface-border); border-radius: 10px; padding: 10px 12px; white-space: pre-wrap; word-break: break-word; max-height: 260px; overflow-y: auto; }
.stt-actions { display: flex; gap: 6px; }
@media (max-width: 640px) { .stt-transcript { max-height: 200px; } }