:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e8e8e8;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --border-color: #d0d0d0;
    --accent-color: #0066cc;
    --accent-hover: #0052a3;
    --message-ai-bg: #f0f0f0;
    --message-user-bg: #0066cc;
    --message-user-text: #ffffff;
    --input-bg: #ffffff;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2a2a2a;
        --bg-tertiary: #3a3a3a;
        --text-primary: #ffffff;
        --text-secondary: #aaaaaa;
        --border-color: #444444;
        --accent-color: #0088ff;
        --accent-hover: #0066cc;
        --message-ai-bg: #2a2a2a;
        --message-user-bg: #0088ff;
        --message-user-text: #ffffff;
        --input-bg: #2a2a2a;
    }
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scrollbar-width: none;
}

*::-webkit-scrollbar {
    width: 0;
    height: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}

/* 密码验证页面样式 */
.auth-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.auth-container {
    max-width: 400px;
    width: 90%;
    padding: 40px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.auth-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
}

.auth-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.auth-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 20px;
    outline: none;
    transition: all 0.2s;
}

.auth-input:focus {
    border-color: var(--accent-color);
}

.auth-input::placeholder {
    color: var(--text-secondary);
}

.auth-btn {
    width: 100%;
    padding: 12px;
    background: var(--accent-color);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.auth-btn:hover {
    background: var(--accent-hover);
}

.auth-error {
    color: #dc3545;
    font-size: 0.85rem;
    margin-top: 10px;
    min-height: 20px;
}

.hidden {
    display: none !important;
}

.app-container {
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.sidebar {
    width: 300px;
    min-width: 300px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.sidebar-header {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-header h1 {
    font-size: 1.15rem;
    color: var(--accent-color);
}

.sidebar-content {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    flex: 1;
}

.setting-section {
    margin: 0;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-primary);
}

.setting-section-primary {
    border-color: rgba(0, 102, 204, 0.25);
    background: rgba(0, 102, 204, 0.04);
}

.setting-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.button-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.option-btn {
    padding: 7px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s;
}

.option-btn:hover {
    background: var(--border-color);
}

.option-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.slider-container {
    margin-top: 10px;
}

.slider-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.slider-value {
    color: var(--accent-color);
    font-weight: 600;
}

input[type="range"] {
    width: 100%;
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: 2px;
    outline: none;
    -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
}

.custom-prompt {
    width: 100%;
    min-height: 84px;
    padding: 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
}

.custom-prompt:focus {
    outline: none;
    border-color: var(--accent-color);
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.settings-bar {
    padding: 0 16px;
    background: transparent;
    border: none;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 6px;
}

.settings-tag {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    font-size: 0.75rem;
    color: var(--text-primary);
}

.chat-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
}

.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    width: min(860px, 100%);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.message {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.message.user {
    flex-direction: row;
    justify-content: flex-end;
}

.message.ai {
    justify-content: flex-start;
}

.message.user .message-content {
    margin-left: auto;
}

.message-avatar {
    width: 30px;
    height: 30px;
    border-radius: 999px;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    flex-shrink: 0;
}

.message-avatar::before {
    content: "";
    width: 11px;
    height: 11px;
    display: block;
    border: 1.5px solid currentColor;
}

.message.ai .message-avatar {
    background: rgba(0, 102, 204, 0.1);
    color: var(--accent-color);
}

.message.ai .message-avatar::before {
    border-radius: 3px;
    transform: rotate(45deg);
}

.message.user .message-avatar {
    background: rgba(0, 102, 204, 0.12);
    color: var(--accent-color);
}

.message.user .message-avatar::before {
    border-radius: 999px;
}

.message-content {
    max-width: 70%;
    padding: 11px 13px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
}

.message.ai .message-content {
    background: var(--bg-primary);
}

.message.user .message-content {
    background: rgba(0, 102, 204, 0.06);
    color: var(--text-primary);
    border-color: rgba(0, 102, 204, 0.22);
}

.input-section {
    width: min(860px, 100%);
    padding: 8px 0 12px;
}

.settings-bar {
    padding: 0;
}

.image-preview {
    align-self: center;
    width: min(860px, 100%);
}

.message-text {
    font-size: 0.9rem;
    line-height: 1.6;
}

.json-message-container {
    width: 640px;
    max-width: 100%;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: rgba(0, 102, 204, 0.03);
    overflow: hidden;
}

.json-result-container:not(.angle-suggest-container) {
    width: 640px;
    max-width: 100%;
}

.angle-suggest-container {
    width: 640px;
    max-width: 100%;
}

.angle-suggest-list {
    padding: 10px;
}

.angle-suggest-item {
    margin-bottom: 8px;
}

.angle-suggest-item.selectable {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    padding: 8px;
    cursor: pointer;
}

.angle-suggest-item.selectable.active {
    border-color: rgba(0, 102, 204, 0.35);
    background: rgba(0, 102, 204, 0.06);
}

.angle-suggest-checkbox {
    width: 16px;
    height: 16px;
    margin-top: 3px;
    accent-color: var(--accent-color);
    cursor: pointer;
}

.angle-suggest-item-body {
    flex: 1;
    min-width: 0;
}

.angle-suggest-item:last-child {
    margin-bottom: 0;
}

.angle-suggest-item-title {
    font-size: 0.84rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.angle-suggest-item-desc {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.angle-suggest-custom-wrap {
    padding: 0 10px;
    border-top: 1px dashed var(--border-color);
}

.angle-suggest-custom-input {
    width: 100%;
    min-height: 72px;
    max-height: 130px;
    resize: vertical;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: transparent;
    color: var(--text-primary);
    font-size: 0.82rem;
    line-height: 1.5;
    padding: 8px 10px;
    font-family: inherit;
}

.angle-suggest-actions {
    display: flex;
    gap: 8px;
    padding: 8px 10px 10px;
    border-top: 1px dashed var(--border-color);
}

.angle-suggest-btn {
    padding: 5px 10px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.76rem;
    cursor: pointer;
}

.angle-suggest-btn:hover {
    background: rgba(0, 102, 204, 0.06);
    color: var(--accent-color);
    border-color: rgba(0, 102, 204, 0.35);
}

.angle-suggest-btn.primary {
    margin-left: auto;
    color: var(--accent-color);
    border-color: rgba(0, 102, 204, 0.35);
    background: rgba(0, 102, 204, 0.08);
}

.angle-suggest-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.json-message-header {
    padding: 7px 10px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    border-bottom: 1px dashed var(--border-color);
    letter-spacing: 0.02em;
}

.result-role-tabs,
.result-angle-tabs {
    display: flex;
    gap: 6px;
    padding: 8px 10px;
    border-top: 1px dashed var(--border-color);
    overflow-x: auto;
}

.result-angle-tabs {
    border-bottom: 1px dashed var(--border-color);
}

.result-role-tab,
.result-angle-tab {
    padding: 4px 8px;
    border: 1px solid var(--border-color);
    background: transparent;
    border-radius: 999px;
    font-size: 0.72rem;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
}

.result-role-tab.active,
.result-angle-tab.active {
    color: var(--accent-color);
    border-color: rgba(0, 102, 204, 0.35);
    background: rgba(0, 102, 204, 0.08);
}

.result-angle-tab.hidden {
    display: none;
}

.result-page {
    display: none;
    padding: 10px;
}

.result-page.active {
    display: block;
}

.json-reply-item {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 8px;
    margin-bottom: 8px;
    background: var(--bg-primary);
}

.json-reply-item:last-child {
    margin-bottom: 0;
}

.json-reply-meta {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.json-reply-text {
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 0.86rem;
    line-height: 1.55;
}

.json-reply-actions {
    display: flex;
    gap: 6px;
    margin-top: 8px;
}

.json-reply-btn {
    width: 24px;
    height: 24px;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.78rem;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.json-reply-btn.active,
.json-reply-btn:hover {
    color: var(--accent-color);
    border-color: rgba(0, 102, 204, 0.35);
    background: rgba(0, 102, 204, 0.06);
}

.json-reply-btn i,
.role-item-action i,
.action-btn i,
.refresh-btn i {
    font-size: 0.85rem;
    line-height: 1;
    pointer-events: none;
}

.json-reply-empty {
    font-size: 0.82rem;
    color: var(--text-secondary);
    padding: 4px 0;
}

.message-image {
    max-width: 100%;
    max-height: 300px;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 10px;
    margin-top: 0;
    border: 1px solid var(--border-color);
    display: block;
}

.message.image-only {
    flex-direction: row;
    justify-content: flex-end;
}

.message.image-only .message-content {
    max-width: none;
    padding: 0;
    border: none;
    background: transparent;
}

.message.image-only .message-image {
    width: 180px;
    max-width: 220px;
    max-height: 220px;
    border-radius: 12px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.message-actions {
    display: flex;
    gap: 8px;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

.action-btn {
    padding: 4px 9px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    font-size: 0.72rem;
    cursor: pointer;
    transition: all 0.15s;
}

.action-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--accent-color);
}

.message-actions .action-btn {
    padding: 4px 9px;
    border-radius: 999px;
    font-size: 0.72rem;
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.message-actions .action-btn:hover {
    background: rgba(0, 102, 204, 0.06);
    border-color: rgba(0, 102, 204, 0.35);
    color: var(--accent-color);
}

.edit-container {
    width: 100%;
}

.typing-indicator {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--message-ai-bg);
    border-radius: 12px;
    width: fit-content;
    margin-bottom: 16px;
}

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

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

.typing-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius: 50%;
    animation: typing-bounce 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing-bounce {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-6px);
    }
}

/* 多角度回复标签样式 */
.angle-tabs-container {
    margin-top: 12px;
    border-top: 1px dashed var(--border-color);
    padding-top: 12px;
}

.angle-tabs {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.angle-tab {
    padding: 5px 10px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s;
    white-space: nowrap;
}

.angle-tab:hover {
    background: rgba(0, 102, 204, 0.06);
    color: var(--text-primary);
}

.angle-tab.active {
    background: rgba(0, 102, 204, 0.1);
    border-color: rgba(0, 102, 204, 0.35);
    color: var(--accent-color);
}

.angle-content {
    display: none;
    font-size: 0.95rem;
    line-height: 1.5;
}

.angle-content.active {
    display: block;
}

.angle-response-item {
    padding: 10px;
    background: transparent;
    border-radius: 10px;
    margin-bottom: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.15s;
}

.angle-response-item:last-child {
    margin-bottom: 0;
}

.angle-response-item:hover {
    border-color: rgba(0, 102, 204, 0.35);
    background: rgba(0, 102, 204, 0.04);
}

.response-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.response-number {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 0.85rem;
}

.response-actions {
    display: flex;
    gap: 4px;
}

.response-action-btn {
    padding: 3px 8px;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 0.7rem;
    cursor: pointer;
    transition: all 0.15s;
}

.response-action-btn:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--accent-color);
}

.response-action-btn.delete:hover {
    background: #dc3545;
    color: white;
    border-color: #dc3545;
}

.response-action-btn.liked {
    color: #28a745;
    border-color: #28a745;
}

.response-action-btn.disliked {
    color: #dc3545;
    border-color: #dc3545;
}

.response-text {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-primary);
}

/* 角度选择面板样式 */
.angle-selection-panel {
    display: none;
    padding: 20px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    animation: slideUp 0.3s ease-out;
}

.angle-selection-panel.active {
    display: block;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.angle-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.angle-panel-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.angle-panel-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.angle-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

.angle-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
}

.angle-item:hover {
    background: var(--border-color);
}

.angle-item.selected {
    background: rgba(0, 102, 204, 0.1);
    border-color: var(--accent-color);
}

.angle-checkbox {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    cursor: pointer;
    flex-shrink: 0;
}

.angle-content {
    flex: 1;
}

.angle-item-content {
    flex: 1;
}

.angle-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.angle-description {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.custom-angle-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    min-height: 60px;
    margin-bottom: 12px;
}

.custom-angle-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.angle-panel-actions {
    display: flex;
    gap: 10px;
}

.angle-action-btn {
    flex: 1;
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}

.angle-generate-btn {
    background: var(--accent-color);
    color: white;
}

.angle-generate-btn:hover {
    background: var(--accent-hover);
}

.angle-generate-btn:disabled {
    background: var(--border-color);
    cursor: not-allowed;
}

.angle-cancel-btn {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.angle-cancel-btn:hover {
    background: var(--border-color);
}

.input-section {
    padding: 8px 16px 12px;
    background: transparent;
    border-top: none;
}

.setting-accordion {
    margin-top: 0;
    margin-bottom: 0;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
}

.setting-accordion > summary {
    list-style: none;
    cursor: pointer;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    user-select: none;
}

.setting-accordion > summary::-webkit-details-marker {
    display: none;
}

.setting-accordion > summary::after {
    content: "▸";
    margin-left: auto;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-secondary);
}

.setting-accordion[open] > summary::after {
    content: "▾";
}

.setting-accordion[open] > summary {
    border-bottom: 1px solid var(--border-color);
}

.summary-action-btn {
    width: 20px;
    height: 20px;
    padding: 0;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    border-radius: 999px;
    font-size: 0.82rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.summary-action-btn:hover {
    color: var(--accent-color);
    border-color: rgba(0, 102, 204, 0.4);
    background: rgba(0, 102, 204, 0.06);
}

.summary-action-btn i {
    font-size: 0.9rem;
    line-height: 1;
    pointer-events: none;
}

.setting-accordion .setting-section {
    margin: 0 10px;
    padding: 10px 0;
    border: none;
    border-radius: 0;
    background: transparent;
}

.setting-accordion .setting-section + .setting-section {
    border-top: 1px solid var(--border-color);
}

.setting-accordion .setting-section-primary {
    border: none;
    background: transparent;
}

.image-preview {
    display: none;
    position: relative;
    width: min(860px, 100%);
    padding: 0 16px;
    box-sizing: border-box;
    background: transparent;
    border: none;
    border-radius: 0;
    margin: 0 0 6px;
    line-height: 0;
}

.image-preview.active {
    display: block;
}

.preview-thumb {
    width: 78px;
    height: 78px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.preview-thumb-wrap {
    position: relative;
    display: inline-block;
}

.preview-info {
    display: none;
}

.preview-name {
    font-size: 0.8rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.preview-size {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.remove-image-btn {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 22px;
    height: 22px;
    padding: 0;
    background: #fff;
    border: 1px solid rgba(220, 53, 69, 0.35);
    border-radius: 999px;
    color: #dc3545;
    font-size: 0.8rem;
    line-height: 1;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.remove-image-btn:hover {
    border-color: #dc3545;
    background: #dc3545;
    color: #fff;
}

.remove-image-btn i {
    pointer-events: none;
    font-size: 0.8rem;
}

.input-row {
    display: flex;
    gap: 0;
    align-items: stretch;
}

.input-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 22px;
    overflow: hidden;
}

.chat-input {
    width: 100%;
    padding: 16px 16px 10px;
    background: transparent;
    border: none;
    border-radius: 0;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    resize: none;
    min-height: 64px;
    max-height: 120px;
}

.chat-input:focus {
    outline: none;
}

.chat-input::placeholder {
    color: var(--text-secondary);
}

.image-upload-btn {
    position: static;
    width: 28px;
    height: 28px;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.image-upload-btn:hover {
    color: var(--accent-color);
}

.image-upload-btn i,
.send-btn i {
    font-size: 0.95rem;
    line-height: 1;
    pointer-events: none;
}

.send-btn {
    position: static;
    width: 28px;
    height: 28px;
    padding: 0;
    background: rgba(0, 102, 204, 0.1);
    border: 1px solid rgba(0, 102, 204, 0.25);
    border-radius: 999px;
    color: var(--accent-color);
    font-size: 0.78rem;
    font-weight: 700;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.send-btn:hover {
    background: rgba(0, 102, 204, 0.16);
    border-color: rgba(0, 102, 204, 0.4);
}

.input-toolbar-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px 10px;
    border-top: 1px solid var(--border-color);
}

.inline-settings-bar {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
    overflow-x: auto;
}

.inline-settings-bar .settings-tag {
    flex-shrink: 0;
    padding: 3px 8px;
    font-size: 0.72rem;
}

.message-thinking {
    margin: 6px 0 8px;
    border: 1px dashed var(--border-color);
    border-radius: 10px;
    background: rgba(0, 102, 204, 0.03);
}

.message-thinking > summary {
    cursor: pointer;
    padding: 7px 10px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    user-select: none;
    list-style: none;
}

.message-thinking > summary::-webkit-details-marker {
    display: none;
}

.message-thinking > summary::after {
    content: "▸";
    float: right;
    font-size: 0.85rem;
}

.message-thinking[open] > summary::after {
    content: "▾";
}

.message-thinking-body {
    padding: 0 10px 9px;
    font-size: 0.82rem;
    line-height: 1.55;
    color: var(--text-secondary);
    white-space: pre-wrap;
}

.toolbar {
    padding: 0 16px;
    background: transparent;
    border: none;
    display: flex;
    gap: 8px;
    justify-content: flex-start;
    margin-bottom: 8px;
    position: relative;
    z-index: 2;
}

.toolbar-btn {
    padding: 7px 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 999px;
    color: var(--text-primary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(4px);
}

.toolbar-btn:hover {
    background: var(--bg-primary);
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.topic-item {
    padding: 7px 8px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background 0.15s;
}

.topic-item:last-child {
    border-bottom: none;
}

.topic-item:hover {
    background: rgba(0, 102, 204, 0.05);
}

.topic-item.active {
    background: rgba(0, 102, 204, 0.08);
    color: var(--text-primary);
}

.topic-title {
    flex: 1;
    font-size: 0.85rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.topic-delete {
    padding: 2px 6px;
    background: transparent;
    border: none;
    color: inherit;
    font-size: 0.75rem;
    cursor: pointer;
    opacity: 0.6;
    transition: opacity 0.15s;
}

.topic-delete:hover {
    opacity: 1;
}

.topic-item.active .topic-delete {
    color: var(--text-secondary);
}

.topic-list {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: transparent;
}

.drop-zone {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 102, 204, 0.1);
    border: 3px dashed var(--accent-color);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--accent-color);
}

.drop-zone.active {
    display: flex;
}

#imageInput {
    display: none;
}

@media (max-width: 768px) {
    .app-container {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        min-width: unset;
        max-height: 34vh;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .sidebar-content {
        padding: 10px;
        gap: 10px;
    }

    .sidebar-content .setting-accordion .setting-section {
        margin: 0 8px;
        padding: 8px 0;
    }

    .role-item-actions {
        opacity: 1;
    }

    .message-content {
        max-width: 85%;
    }

    .chat-area {
        align-items: stretch;
    }

    .messages-container,
    .input-section {
        width: 100%;
    }

    .input-section {
        padding: 8px 12px 12px;
    }

    .image-preview {
        padding: 0 12px;
    }

    .settings-bar {
        padding: 0;
    }

    .json-result-container:not(.angle-suggest-container) {
        width: 100%;
        max-width: 100%;
    }
}

/* 角色管理弹窗样式 */
.role-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.role-modal-overlay.active {
    display: flex;
}

.role-modal {
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    background: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.role-modal-header {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.role-modal-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
}

.role-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
}

.role-modal-close:hover {
    color: var(--text-primary);
}

.role-modal-content {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.role-modal-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.role-form-group {
    margin-bottom: 20px;
}

.role-form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.role-form-input {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
}

.role-form-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.role-form-textarea {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    min-height: 80px;
}

.role-form-textarea:focus {
    outline: none;
    border-color: var(--accent-color);
}

.role-tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 10px;
}

.role-tag {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.role-tag-remove {
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1;
}

.role-tag-remove:hover {
    color: var(--text-primary);
}

.role-tag-input {
    flex: 1;
    min-width: 120px;
    padding: 6px 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.85rem;
}

.role-tag-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.role-modal-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
}

.role-modal-btn-primary {
    background: var(--accent-color);
    color: white;
}

.role-modal-btn-primary:hover {
    background: var(--accent-hover);
}

.role-modal-btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.role-modal-btn-secondary:hover {
    background: var(--border-color);
}

/* 角色选择列表样式 */
.role-list {
    display: flex;
    flex-direction: column;
    gap: 0;
    max-height: none;
    overflow: visible;
    margin-bottom: 10px;
}

.role-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 4px;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-color);
    border-radius: 0;
    cursor: pointer;
    transition: all 0.15s;
}

.role-item:hover {
    background: rgba(0, 102, 204, 0.06);
}

.role-item.active {
    background: rgba(0, 102, 204, 0.08);
}

.role-item:last-child {
    border-bottom: none;
}

.role-item-info {
    flex: 1;
}

.role-item-name {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--text-primary);
    line-height: 1.2;
}

.role-item-desc {
    display: none;
}

.role-item-tags {
    display: flex;
    gap: 4px;
    margin-top: 4px;
}

.role-item-tag {
    font-size: 0.7rem;
    padding: 2px 6px;
    background: var(--bg-secondary);
    border-radius: 3px;
    color: var(--text-secondary);
}

.role-item-actions {
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity 0.15s;
}

.role-item:hover .role-item-actions,
.role-item.active .role-item-actions {
    opacity: 1;
}

.role-item-action {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1;
    cursor: pointer;
    transition: all 0.15s;
}

.role-item-action:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--accent-color);
}

.role-item-action.delete:hover {
    background: #dc3545;
    color: white;
    border-color: #dc3545;
}

/* 角色选择卡片样式 */
.role-selector-card {
    margin-bottom: 12px;
    padding: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.role-selector-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.role-selector-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.role-selector-current {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
}

.role-selector-current:hover {
    background: var(--border-color);
}

.role-selector-current-name {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.role-selector-current-tags {
    display: flex;
    gap: 4px;
}

.role-selector-tag {
    font-size: 0.7rem;
    padding: 2px 6px;
    background: var(--accent-color);
    color: white;
    border-radius: 3px;
}

/* 导航按钮样式 */
.nav-buttons {
    display: flex;
    gap: 6px;
    margin-top: 12px;
}

.nav-btn {
    flex: 1;
    padding: 7px 8px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s;
}

.nav-btn:hover {
    background: var(--border-color);
}

.nav-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

/* 优质评论页面样式 */
.favorites-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 100;
    display: flex;
    flex-direction: column;
}

.favorites-header {
    padding: 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.favorites-header h2 {
    font-size: 1.3rem;
    color: var(--accent-color);
}

.favorites-actions {
    display: flex;
    gap: 8px;
}

.action-btn {
    padding: 8px 16px;
    background: var(--accent-color);
    border: 1px solid var(--accent-color);
    border-radius: 6px;
    color: white;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s;
}

.action-btn:hover {
    background: var(--accent-hover);
}

.action-btn.secondary {
    background: var(--bg-tertiary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.action-btn.secondary:hover {
    background: var(--border-color);
    color: var(--text-primary);
}

.back-btn {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.15s;
}

.back-btn:hover {
    background: var(--border-color);
}

.favorites-tabs {
    display: flex;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.favorites-tab {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.15s;
}

.favorites-tab:hover {
    background: var(--border-color);
}

.favorites-tab.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.favorites-content-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}

.favorites-content {
    display: none;
}

.favorites-content.active {
    display: block;
}

.loading {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
}

.error {
    text-align: center;
    padding: 40px;
    color: #dc3545;
}

.comment-item {
    padding: 16px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 12px;
    transition: all 0.15s;
}

.comment-item:hover {
    border-color: var(--accent-color);
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.comment-type {
    font-size: 1.2rem;
}

.comment-type.liked {
    color: #28a745;
}

.comment-type.disliked {
    color: #dc3545;
}

.comment-meta {
    flex: 1;
    display: flex;
    gap: 12px;
    align-items: center;
}

.comment-role,
.comment-angle,
.comment-platform {
    padding: 4px 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.comment-time {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.comment-content {
    padding: 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.comment-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.comment-action-btn {
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.15s;
}

.comment-action-btn:hover {
    background: var(--border-color);
}

.comment-action-btn.delete:hover {
    background: #dc3545;
    color: white;
    border-color: #dc3545;
}

.favorites-footer {
    padding: 12px 20px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.refresh-btn {
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.15s;
}

.refresh-btn:hover {
    background: var(--border-color);
}

/* 订阅页面样式 */
.subscribe-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    z-index: 100;
    display: flex;
    flex-direction: column;
}

.subscribe-header {
    padding: 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.subscribe-header h2 {
    font-size: 1.3rem;
    color: var(--accent-color);
}

.subscribe-list-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: var(--bg-secondary);
}

.subscribe-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--bg-primary);
    border-radius: 12px;
    margin-bottom: 12px;
    transition: all 0.2s;
}

.subscribe-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.subscribe-icon {
    width: 50px;
    height: 50px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    flex-shrink: 0;
}

.subscribe-info {
    flex: 1;
}

.subscribe-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.subscribe-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.subscribe-status {
    font-size: 0.8rem;
    color: var(--accent-color);
}

.subscribe-toggle-btn {
    padding: 8px 20px;
    background: var(--accent-color);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}

.subscribe-toggle-btn:hover {
    background: var(--accent-hover);
    transform: scale(1.05);
}

.subscribe-toggle-btn[data-subscribed="false"] {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.subscribe-toggle-btn[data-subscribed="false"]:hover {
    background: var(--border-color);
    transform: scale(1.05);
}