/**
 * Enhanced UI Styles - ChatAI Improvements
 * Modern animations, reactions, and advanced features
 */

/* ========================================
   IMAGE GENERATION
   ======================================== */

.image-gen-options {
    display: flex;
    gap: 8px;
    padding: 8px 12px;
    flex-wrap: wrap;
    align-items: center;
}

.image-gen-options.hidden {
    display: none;
}

.image-gen-select {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    padding: 6px 10px;
    font-size: 0.8rem;
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s ease;
}

.image-gen-select:focus {
    border-color: var(--primary);
}

.image-gen-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin: 12px 0;
    padding: 12px;
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.image-gen-gallery img {
    width: 100%;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.image-gen-gallery img:hover {
    transform: scale(1.02);
    box-shadow: 0 4px 20px var(--glow);
}

.image-gen-message {
    margin: 8px 0;
}

.image-gen-message .image-prompt {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.image-gen-loading {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 20px;
    justify-content: center;
    color: var(--text-secondary);
}

.image-gen-loading .spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.image-gen-error {
    padding: 12px;
    color: var(--danger);
    background: var(--danger-bg);
    border-radius: 8px;
    margin: 8px 0;
    font-size: 0.85rem;
}

.image-gen-fullscreen-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    cursor: zoom-out;
    animation: fadeIn 0.2s ease;
}

.image-gen-fullscreen-overlay img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 12px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.5);
}

/* ========================================
   FEATURES PLUS WORKSPACE TOOLS
   ======================================== */

.plus-tool-btn svg,
.prompt-plus-chip svg,
.plus-actions svg {
    flex: 0 0 auto;
}

.prompt-plus-bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px 2px;
    flex-wrap: wrap;
}

.prompt-plus-chip,
.prompt-plus-restore {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 30px;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text-secondary);
    font-size: 0.76rem;
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.prompt-plus-chip:hover,
.prompt-plus-restore:hover {
    background: var(--surface-hover);
    border-color: var(--border-strong);
    color: var(--text);
    transform: translateY(-1px);
}

.prompt-plus-chip:focus-visible,
.prompt-plus-restore:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.plus-chip-icon {
    min-width: 18px;
    font-family: var(--font-mono, monospace);
    font-size: 0.7rem;
    color: var(--primary);
    text-align: center;
}

.workspace-meter {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 0.72rem;
    white-space: nowrap;
}

.workspace-meter.is-warn {
    color: var(--warning, #f59e0b);
}

.prompt-plus-restore {
    margin-left: 0;
    color: var(--primary);
}

.chatai-plus-modal .modal-content.modal-lg {
    width: min(760px, calc(100vw - 28px));
}

.chatai-plus-modal .modal-body {
    max-height: min(72vh, 760px);
    overflow-y: auto;
}

.chatai-plus-modal.closing {
    opacity: 0;
}

.prompt-studio-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.plus-field {
    display: flex;
    flex-direction: column;
    gap: 7px;
    color: var(--text-secondary);
    font-size: 0.78rem;
    font-weight: 700;
}

.plus-field input,
.plus-field textarea,
.plus-field select {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    padding: 10px 12px;
    font: inherit;
    font-weight: 500;
    outline: none;
    resize: vertical;
}

.plus-field textarea {
    min-height: 88px;
}

.plus-field input:focus,
.plus-field textarea:focus,
.plus-field select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.plus-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.prompt-template-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.prompt-template-card {
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text-secondary);
    padding: 8px 10px;
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.prompt-template-card:hover {
    background: var(--surface-hover);
    border-color: var(--primary);
    color: var(--text);
}

.plus-preview,
.brief-preview {
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text-secondary);
    padding: 14px;
    line-height: 1.55;
}

.plus-preview {
    min-height: 144px;
    white-space: pre-wrap;
    font-family: var(--font-mono, monospace);
    font-size: 0.78rem;
}

.brief-preview {
    color: var(--text);
    font-size: 0.88rem;
}

.brief-preview h3,
.brief-preview h4 {
    margin: 10px 0 6px;
    color: var(--text);
}

.brief-preview h3:first-child {
    margin-top: 0;
}

.brief-line {
    display: block;
    padding: 3px 0 3px 14px;
    position: relative;
}

.brief-line::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.82em;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary);
}

.brief-check {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    margin-right: 6px;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    color: var(--primary);
    font-size: 0.68rem;
}

.action-items-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.action-item-row {
    display: grid;
    grid-template-columns: 18px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
    padding: 11px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    line-height: 1.45;
    cursor: pointer;
}

.action-item-row:hover {
    background: var(--surface-hover);
}

.action-item-row input {
    margin-top: 3px;
    accent-color: var(--primary);
}

.action-item-row input:checked + span {
    color: var(--text-muted);
    text-decoration: line-through;
}

.plus-actions {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 14px;
    flex-wrap: wrap;
}

.plus-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
}

.plus-empty {
    padding: 32px 16px;
    border: 1px dashed var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text-muted);
    text-align: center;
}

.plus-tool-btn.has-queue {
    border-color: var(--primary);
    color: var(--text);
}

.plus-tool-btn.has-queue::after {
    content: attr(data-count);
    margin-left: auto;
    min-width: 20px;
    height: 20px;
    padding: 0 6px;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: var(--surface-elevated);
    font-size: 0.68rem;
    font-weight: 800;
}

.scratchpad-panel,
.prompt-queue-panel,
.context-pack-panel {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.scratchpad-meta {
    color: var(--text-muted);
    font-size: 0.78rem;
}

.prompt-queue-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 340px;
    overflow-y: auto;
}

.prompt-queue-item {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr) 30px;
    gap: 10px;
    align-items: start;
    padding: 11px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
}

.queue-item-number {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 7px;
    background: var(--primary-glow);
    color: var(--primary);
    font-size: 0.72rem;
    font-weight: 800;
}

.queue-item-text {
    color: var(--text);
    font-size: 0.86rem;
    line-height: 1.45;
    overflow-wrap: anywhere;
}

.prompt-queue-remove {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
}

.prompt-queue-remove:hover {
    background: var(--surface-hover);
    color: var(--danger, #ef4444);
}

.queue-actions-top {
    margin-top: 0;
}

.context-pack-preview {
    max-height: 440px;
    overflow: auto;
}

/* ========================================
   CONVERSATION HISTORY PANEL
   ======================================== */

.conv-history-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.38);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 80;
}

.conv-history-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.conv-history {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(380px, calc(100vw - 28px));
    transform: translateX(110%);
    transition: transform 0.24s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 90;
    display: flex;
    flex-direction: column;
    padding: 16px;
    overflow: hidden;
    border-left: 1px solid var(--border);
    background: var(--surface-elevated);
    box-shadow: -18px 0 42px rgba(15, 23, 42, 0.18);
}

.conv-history.open {
    transform: translateX(0);
}

.conv-history-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.conv-history-header h3 {
    margin: 0;
    font-size: 1rem;
    font-weight: 800;
    color: var(--text);
}

.conv-history-actions {
    display: flex;
    gap: 6px;
}

.conv-search-wrapper {
    margin-bottom: 12px;
}

.conv-search-input {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text);
    padding: 9px 11px;
    outline: none;
}

.conv-search-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.conv-list {
    min-height: 0;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.conv-empty,
.conv-error,
.conv-loading {
    border: 1px dashed var(--border);
    border-radius: 8px;
    padding: 24px 14px;
    color: var(--text-secondary);
    text-align: center;
}

.conv-empty p {
    margin: 0;
}

.conv-empty-hint {
    margin-top: 6px !important;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.conv-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    align-items: start;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    padding: 10px 12px;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.conv-item:hover,
.conv-item.active {
    background: var(--surface-hover);
    border-color: var(--primary);
}

.conv-item-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    grid-column: 1 / -1;
}

.conv-title,
.conv-item-title {
    color: var(--text);
    font-weight: 700;
    font-size: 0.88rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.conv-preview,
.conv-meta,
.conv-item-preview,
.conv-item-meta {
    grid-column: 1 / -1;
    color: var(--text-muted);
    font-size: 0.76rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.conv-item-preview {
    margin: 0;
}

.conv-actions,
.conv-item-actions {
    display: flex;
    gap: 4px;
}

.conv-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border: 1px solid var(--border);
    border-radius: 7px;
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
}

.conv-action-btn:hover {
    background: var(--surface-hover);
    color: var(--text);
}

@media (max-width: 680px) {
    .prompt-plus-bar {
        padding-inline: 8px;
    }

    .workspace-meter {
        width: 100%;
        margin-left: 0;
    }

    .plus-grid {
        grid-template-columns: 1fr;
    }

    .plus-actions {
        flex-direction: column-reverse;
    }

    .plus-actions .btn {
        width: 100%;
    }
}

/* ========================================
   PROMPT LIBRARY & SHARE
   ======================================== */

.modal-lg {
    max-width: 640px !important;
}

.prompt-library-toolbar {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.prompt-search-input {
    flex: 1;
    min-width: 160px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    padding: 8px 12px;
    font-size: 0.9rem;
    outline: none;
}

.prompt-search-input:focus {
    border-color: var(--primary);
}

.prompt-category-select {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    padding: 8px 12px;
    font-size: 0.85rem;
    outline: none;
    cursor: pointer;
}

.prompt-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 400px;
    overflow-y: auto;
}

.prompt-list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.prompt-list-item:hover {
    background: var(--surface-hover);
    border-color: var(--primary);
    transform: translateX(2px);
}

.prompt-list-item .prompt-item-icon {
    font-size: 1.2rem;
    flex-shrink: 0;
}

.prompt-list-item .prompt-item-info {
    flex: 1;
    min-width: 0;
}

.prompt-list-item .prompt-item-title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 2px;
}

.prompt-list-item .prompt-item-preview {
    font-size: 0.8rem;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.prompt-list-item .prompt-item-category {
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--primary-glow);
    color: var(--primary);
    flex-shrink: 0;
}

.prompt-list-item .prompt-item-actions {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
}

.prompt-list-item .prompt-item-use {
    padding: 4px 12px;
    border-radius: 6px;
    background: var(--primary);
    color: white;
    border: none;
    font-size: 0.8rem;
    cursor: pointer;
}

.prompt-editor-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.prompt-field-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.prompt-input {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    padding: 8px 12px;
    font-size: 0.9rem;
    outline: none;
}

.prompt-input:focus {
    border-color: var(--primary);
}

.prompt-textarea {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    padding: 8px 12px;
    font-size: 0.9rem;
    outline: none;
    resize: vertical;
    min-height: 100px;
    font-family: inherit;
}

.prompt-textarea:focus {
    border-color: var(--primary);
}

.prompt-editor-actions {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
}

.share-link-copy {
    display: flex;
    gap: 8px;
    align-items: center;
}

.share-link-copy input {
    flex: 1;
}

/* ========================================
   CONVERSATION TAGS
   ======================================== */

.conv-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid;
    margin: 2px;
}

.tag-remove {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-size: 1rem;
    padding: 0 2px;
    line-height: 1;
    opacity: 0.6;
}

.tag-remove:hover {
    opacity: 1;
}

.conv-tag-add {
    background: none;
    border: 1px dashed var(--border);
    border-radius: 4px;
    color: var(--text-secondary);
    padding: 2px 10px;
    font-size: 0.75rem;
    cursor: pointer;
    margin: 2px;
}

.conv-tag-add:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.pinned-messages-list {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 4px 0;
}

/* ========================================
   DRAG & DROP + MOBILE ENHANCEMENTS
   ======================================== */

.conv-item {
    user-select: none;
    -webkit-user-select: none;
    touch-action: pan-y;
    position: relative;
    overflow: hidden;
}

.conv-item[draggable="true"] {
    cursor: grab;
}

.conv-item[draggable="true"]:active {
    cursor: grabbing;
}

.conv-item .conv-delete-btn {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 80px;
    background: var(--danger, #ef4444);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    z-index: 1;
}

.conv-item .conv-item-header {
    position: relative;
    z-index: 2;
    background: inherit;
}

/* Better mobile touch targets */
@media (max-width: 768px) {
    .icon-btn,
    .input-btn,
    .sidebar-tool-btn,
    .nav-item,
    .export-option,
    .persona-preset-btn {
        min-height: 44px;
    }

    .topbar-btn,
    .sidebar-tool-btn {
        padding: 10px 14px;
    }

    #userInput {
        font-size: 16px !important;
    }

    .input-buttons button {
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .tool-toggle .toggle-label {
        font-size: 0.7rem;
    }

    .image-gen-gallery {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    }

    .image-gen-options {
        flex-direction: column;
    }

    .image-gen-select {
        width: 100%;
    }
}

/* ========================================
   MESSAGE REACTIONS
   ======================================== */

.message-reactions {
    display: flex;
    gap: 6px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.reaction-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.reaction-badge:hover {
    background: var(--surface-hover);
    transform: scale(1.05);
    box-shadow: 0 2px 8px var(--glow);
}

.reaction-badge.active {
    background: var(--primary-glow);
    border-color: var(--primary);
}

.reaction-picker {
    position: absolute;
    bottom: 100%;
    left: 0;
    display: flex;
    gap: 4px;
    padding: 8px;
    background: var(--surface-elevated);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    animation: slideUp 0.2s ease;
}

.reaction-emoji {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    font-size: 1.4rem;
    cursor: pointer;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.reaction-emoji:hover {
    background: var(--surface-hover);
    transform: scale(1.2);
}

.quick-reactions {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.message:hover .quick-reactions {
    opacity: 1;
}

.quick-reaction {
    width: 28px;
    height: 28px;
    border: none;
    background: var(--surface);
    border-radius: 50%;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.quick-reaction:hover {
    background: var(--surface-hover);
    transform: scale(1.1);
}

/* ========================================
   TYPING INDICATORS
   ======================================== */

.typing-indicator {
    display: none;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--surface);
    border-radius: 20px;
    margin: 8px 0;
    animation: fadeIn 0.3s ease;
}

.typing-indicator.typing-active {
    display: flex;
}

.typing-dots {
    display: flex;
    gap: 4px;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: var(--text-muted);
    border-radius: 50%;
    animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-dots span:nth-child(1) { animation-delay: 0s; }
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }

.typing-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
}

@keyframes typingBounce {
    0%, 60%, 100% { transform: translateY(0); }
    30% { transform: translateY(-10px); }
}

/* ========================================
   MESSAGE CONTEXT MENU
   ======================================== */

.message-context-menu {
    position: fixed;
    min-width: 160px;
    background: var(--surface-elevated);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: scaleIn 0.15s ease;
    z-index: 1000;
}

.context-item {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: transparent;
    color: var(--text);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.15s ease;
}

.context-item:hover {
    background: var(--surface-hover);
}

.context-item.delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* ========================================
   MESSAGE SEARCH
   ======================================== */

.message-search {
    position: fixed;
    top: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--surface-elevated);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    z-index: 100;
    animation: slideDown 0.2s ease;
}

.message-search input {
    background: transparent;
    border: none;
    color: var(--text);
    font-size: 0.9rem;
    outline: none;
    width: 200px;
}

.message-search button {
    width: 28px;
    height: 28px;
    border: none;
    background: var(--surface);
    border-radius: 6px;
    color: var(--text);
    cursor: pointer;
    transition: all 0.2s ease;
}

.message-search button:hover {
    background: var(--surface-hover);
}

.search-count {
    font-size: 0.8rem;
    color: var(--text-muted);
    min-width: 40px;
    text-align: center;
}

.search-highlight {
    background: rgba(251, 191, 36, 0.3) !important;
    border-radius: 4px;
}

.current-search-highlight {
    background: rgba(251, 191, 36, 0.6) !important;
}

/* ========================================
   KEYBOARD SHORTCUTS MODAL
   ======================================== */

.shortcuts-modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 1000;
    animation: fadeIn 0.2s ease;
}

.shortcuts-content {
    background: var(--surface-elevated);
    border-radius: 20px;
    padding: 32px;
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    animation: scaleIn 0.3s ease;
}

.shortcuts-content h3 {
    margin-bottom: 24px;
    font-size: 1.5rem;
    text-align: center;
}

.shortcuts-list {
    display: grid;
    gap: 12px;
    margin-bottom: 24px;
}

.shortcut-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--surface);
    border-radius: 10px;
}

.shortcut-item kbd {
    padding: 6px 12px;
    background: var(--bg-raw);
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    border: 1px solid var(--border);
}

.btn-close {
    width: 100%;
    padding: 12px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-close:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
}

/* ========================================
   MESSAGE EDIT MODE
   ======================================== */

.message-content[contenteditable="true"] {
    background: var(--surface-hover);
    padding: 8px 12px;
    border-radius: 8px;
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.save-edit-btn {
    position: absolute;
    right: 8px;
    bottom: -30px;
    padding: 6px 16px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    animation: slideUp 0.2s ease;
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeOut {
    from { opacity: 1; transform: scale(1); }
    to { opacity: 0; transform: scale(0.95); }
}

@keyframes floatUp {
    0% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-50px) scale(1.5);
    }
}

/* ========================================
   REACTION ANIMATION
   ======================================== */

.reaction-animation {
    animation: floatUp 1s ease-out forwards;
}

/* ========================================
   TOAST NOTIFICATIONS
   ======================================== */

.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 12px 24px;
    background: var(--surface-elevated);
    color: var(--text);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    font-size: 0.9rem;
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.toast-success {
    border-left: 4px solid #10b981;
}

.toast-error {
    border-left: 4px solid #ef4444;
}

.toast-warning {
    border-left: 4px solid #f59e0b;
}

/* ========================================
   ENHANCED MESSAGE STYLES
   ======================================== */

.message {
    position: relative;
    transition: all 0.2s ease;
}

.message:hover {
    background: var(--surface-hover);
    border-radius: 12px;
}

.message-actions-bar {
    position: absolute;
    right: 8px;
    top: 8px;
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.message:hover .message-actions-bar {
    opacity: 1;
}

.message-action-btn {
    width: 28px;
    height: 28px;
    border: none;
    background: var(--surface);
    border-radius: 50%;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.message-action-btn:hover {
    background: var(--surface-hover);
    color: var(--text);
    transform: scale(1.1);
}

/* ========================================
   RESPONSIVE IMPROVEMENTS
   ======================================== */

@media (max-width: 768px) {
    .quick-reactions {
        display: none;
    }
    
    .message-search {
        left: 10px;
        right: 10px;
        top: 10px;
    }
    
    .message-search input {
        width: 100%;
    }
    
    .shortcuts-content {
        padding: 20px;
        margin: 20px;
    }
    
    .reaction-picker {
        left: 50%;
        transform: translateX(-50%);
    }
}

/* ========================================
   DARK MODE SPECIFIC
   ======================================== */

html[data-theme="dark"] .reaction-badge {
    background: rgba(30, 41, 59, 0.6);
}

html[data-theme="dark"] .typing-dots span {
    background: var(--primary-light);
}

html[data-theme="dark"] .search-highlight {
    background: rgba(251, 191, 36, 0.2) !important;
}

/* ========================================
   HOVER EFFECTS
   ======================================== */

.message-reaction-btn {
    width: 24px;
    height: 24px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    opacity: 0;
    transition: all 0.2s ease;
}

.message:hover .message-reaction-btn {
    opacity: 1;
}

.message-reaction-btn:hover {
    color: var(--text);
    transform: scale(1.2);
}

/* ========================================
   LOADING STATES
   ======================================== */

.message-loading {
    position: relative;
    overflow: hidden;
}

.message-loading::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ========================================
   SCROLLBAR STYLING
   ======================================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Firefox */
* {
    scrollbar-width: thin;
    scrollbar-color: var(--border-strong) transparent;
}