/* ========================================
   CSS Variables
======================================== */
:root {
    /* 新配色变量 */
    --primary-100: #33457A;
    --primary-200: #6671A8;
    --primary-300: #C2CAFF;
    --accent-100: #5C6DB2;
    --accent-200: #EDF3FF;
    --text-100: #FFFFFF;
    --text-200: #ECECEC;
    --bg-100: #0A0E27;
    --bg-200: #1B203B;
    --bg-300: #383D59;

    /* 主色调 */
    --primary-color: #33457A;
    --primary-hover: #6671A8;
    --danger-color: #9b9b9b;
    --danger-hover: #808080;
    --success-color: #5C6DB2;

    /* 背景色 */
    --bg-primary: #0A0E27;
    --bg-secondary: #1B203B;
    --bg-dark: #383D59;
    --bg-card: rgba(27, 32, 59, 0.8);

    /* 文字颜色 */
    --text-primary: #FFFFFF;
    --text-secondary: #ECECEC;
    --text-glow: #6671A8;

    /* 边框和阴影 */
    --border-color: rgba(51, 69, 122, 0.3);
    --border-glow: rgba(51, 69, 122, 0.5);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
    --shadow-neon: 0 0 10px rgba(92, 109, 178, 0.5);

    /* 布局 */
    --sidebar-width: 300px;
    --navbar-height: 70px;
}

/* ========================================
   Reset & Base Styles
======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    background: var(--bg-100);
    overflow-y: auto;
    min-height: 100vh;
    zoom: 1.4;
    position: relative;
}

/* 网格背景 - 已禁用 */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: none;
    pointer-events: none;
    z-index: 0;
}

/* 扫描线效果 - 已禁用 */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: none;
    pointer-events: none;
    z-index: 1;
}

@keyframes cyberGrid {
    0% { background-position: 0 0; }
    100% { background-position: 40px 40px; }
}

@keyframes scanline {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

/* ========================================
   Glitch Effects - 已禁用
======================================== */
.glitch {
    position: relative;
}

.glitch::before,
.glitch::after {
    content: none;
}

/* 霓虹发光文字 - 已替换为普通样式 */
.neon-text {
    color: var(--text-primary);
}

/* ========================================
   Login Page
======================================== */
.login-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-200);
    z-index: 9999;
    zoom: 1;
    overflow: hidden;
}

/* 涟漪网格背景 */
.ripple-grid-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 5;
    pointer-events: none;
}

.ripple-grid-bg canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.login-box {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 400px;
    max-height: 90vh;
    background: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    padding: 20px 30px 12px 30px;
    z-index: 10;
    overflow-y: auto;
}

.login-box::before {
    content: none;
}

.login-header {
    text-align: center;
    margin-bottom: 12px;
}

.login-logo {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-100);
    margin-bottom: 2px;
}

.login-subtitle {
    font-size: 12px;
    color: var(--text-200);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 0;
    padding: 0;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    position: relative;
}

.form-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-100);
    background-color: var(--bg-200);
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-200);
    background-color: var(--bg-100);
    box-shadow: 0 0 0 3px rgba(51, 69, 122, 0.2);
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 38px;
    cursor: pointer;
    width: 22px;
    height: 22px;
    user-select: none;
    opacity: 0.5;
}

.password-toggle:hover {
    opacity: 0.8;
}
}

.password-toggle:hover {
    color: var(--primary-color);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-100);
    cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.btn-login {
    width: 100%;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    color: white;
    background: var(--primary-100);
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    margin: 0;
}

.btn-login::before {
    content: none;
}

.btn-login:hover {
    background: var(--primary-200);
}

.btn-login:active {
    transform: translateY(0);
}

.login-error {
    padding: 0;
    margin: 0;
    background-color: rgba(51, 69, 122, 0.1);
    border-left: 3px solid var(--text-200);
    border-radius: 4px;
    color: var(--accent-200);
    font-size: 14px;
    height: 0;
    overflow: hidden;
}

.login-error:not([style*="display: none"]) {
    padding: 12px;
    height: auto;
}

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

/* ========================================
   Navbar
======================================== */
.navbar {
    height: var(--navbar-height);
    background-color: var(--bg-100);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 100;
}

@keyframes navbarGlow {
    0%, 100% { box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05); }
    50% { box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05); }
}

.navbar-left {
    display: flex;
    align-items: center;
}

.logo {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background-color: var(--bg-secondary);
    border-radius: 20px;
    border: 1px solid var(--border-color);
}

.user-avatar {
    font-size: 18px;
}

.user-name {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
}

.api-status {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--danger-color);
    animation: pulse 2s infinite;
}

.status-dot.active {
    background-color: var(--success-color);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ========================================
   Main Container - 三栏布局
======================================== */
.main-container {
    display: flex;
    min-height: calc(100vh - var(--navbar-height));
    gap: 0;
}

/* ========================================
   Left Panel - 参数控制区 (20%)
======================================== */
.left-panel {
    width: 20%;
    min-width: 250px;
    background-color: var(--bg-100);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.left-panel::-webkit-scrollbar {
    width: 6px;
}

.left-panel::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 3px;
}

/* ========================================
   Middle Panel - 上传区域 (20%)
======================================== */
.middle-panel {
    width: 20%;
    min-width: 250px;
    background-color: var(--bg-200);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.middle-panel::-webkit-scrollbar {
    width: 6px;
}

.middle-panel::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 3px;
}

.upload-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
    background-color: var(--bg-100);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.upload-section:hover {
    background-color: var(--bg-200);
    border-color: var(--border-color);
    transform: translateY(-2px);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* ========================================
   Right Panel - 结果展示区 (50%)
======================================== */
.right-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background-color: var(--bg-primary);
}

/* 空状态 */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
}

.empty-icon {
    font-size: 64px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.empty-hint {
    font-size: 14px;
    color: var(--text-secondary);
}

.control-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background-color: var(--bg-100);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.control-section:hover {
    background-color: var(--bg-200);
    border-color: var(--border-color);
    transform: translateY(-2px);
}

.control-row-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.control-col {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.points-cost-display {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    min-height: 38px;
}

.points-cost-value {
    font-weight: 700;
    font-size: 16px;
    color: var(--success-color);
}

.points-cost-unit {
    color: var(--text-secondary);
    font-size: 12px;
}

.control-label {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
}

.control-select,
.control-textarea {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 16px;
    color: var(--text-primary);
    background-color: var(--bg-100);
    transition: border-color 0.2s;
}

.control-select:focus,
.control-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.control-textarea {
    resize: vertical;
    min-height: 60px;
    font-family: inherit;
}

.control-range {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--primary-color)) no-repeat var(--border-color);
    background-size: 40% 100%;
    outline: none;
    -webkit-appearance: none;
}

.control-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--primary-color);
    cursor: pointer;
    box-shadow: var(--shadow-md);
}

.control-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background-color: var(--primary-color);
    cursor: pointer;
    border: none;
    box-shadow: var(--shadow-md);
}

/* 输入框+滑块组合 */
.input-with-range {
    display: flex;
    gap: 12px;
    align-items: center;
}

.control-input-number {
    width: 70px;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 16px;
    color: var(--text-primary);
    background-color: var(--bg-100);
    text-align: center;
    transition: border-color 0.2s;
}

.control-input-number:focus {
    outline: none;
    border-color: var(--primary-color);
}

.input-with-range .control-range {
    flex: 1;
}

/* ========================================
   Upload Area
======================================== */
.upload-box {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: var(--bg-200);
    position: relative;
    overflow: hidden;
}

.upload-box::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(51, 69, 122, 0.3), transparent);
    transform: translate(-50%, -50%);
    transition: all 0.5s ease;
}

.upload-box:hover {
    border-color: var(--accent-200);
    background-color: var(--bg-200);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transform: scale(1.02);
}

.upload-box:hover::before {
    width: 300px;
    height: 300px;
}

.upload-box.dragover {
    border-color: var(--text-200);
    background-color: var(--bg-200);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
    transform: scale(1.05);
    animation: magnetPulse 0.6s ease;
}

@keyframes magnetPulse {
    0%, 100% { transform: scale(1.05); }
    50% { transform: scale(1.08); }
}

.upload-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.upload-text {
    font-size: 16px;
    color: var(--text-secondary);
}

.upload-preview {
    position: relative;
    margin-top: 12px;
}

.upload-preview img {
    width: 100%;
    max-height: 150px;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: var(--shadow-md);
}

.upload-remove {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: var(--danger-color);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
}

.upload-remove:hover {
    transform: scale(1.1);
}

/* ========================================
   图钉标注 - 缩略图按钮 / 弹窗
======================================== */
.upload-annotate {
    position: absolute;
    top: 8px;
    right: 44px;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: var(--primary-100);
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s;
    z-index: 2;
}
.upload-annotate:hover { transform: scale(1.1); background-color: var(--primary-200); }

.upload-annotate-badge {
    position: absolute;
    top: 4px;
    left: 4px;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border-radius: 11px;
    background: #FF3B30;
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 1px 3px rgba(0,0,0,0.3);
    z-index: 2;
}

.annotate-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    z-index: 5000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.annotate-dialog {
    background: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    width: 90vw;
    max-width: 1000px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.annotate-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.annotate-title { color: var(--text-100); font-size: 15px; font-weight: 600; }
.annotate-close {
    background: none;
    border: none;
    color: var(--text-200);
    font-size: 24px;
    cursor: pointer;
    width: 32px;
    height: 32px;
    border-radius: 4px;
}
.annotate-close:hover { background: var(--bg-300); }

.annotate-toolbar {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-200);
}
.annotate-tool {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-100);
    color: var(--text-100);
    font-size: 13px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}
.annotate-tool:hover { background: var(--bg-300); }
.annotate-tool.active { background: var(--primary-100); border-color: var(--primary-100); color: #fff; }

.annotate-stage {
    flex: 1;
    overflow: auto;
    padding: 20px;
    background: var(--bg-200);
    display: flex;
    align-items: center;
    justify-content: center;
}
.annotate-canvas-wrap {
    position: relative;
    display: inline-block;
    max-width: 100%;
    line-height: 0;
}
.annotate-canvas-wrap.pin-cursor { cursor: crosshair; }
.annotate-img {
    display: block;
    max-width: 100%;
    max-height: 60vh;
    user-select: none;
    -webkit-user-drag: none;
}
.annotate-pins {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.annotate-pin {
    position: absolute;
    transform: translate(-50%, -100%);
    pointer-events: auto;
    line-height: 1;
}
.annotate-pin-marker {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #FF3B30;
    color: #fff;
    border: 2px solid #fff;
    font-size: 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(0,0,0,0.4);
    cursor: pointer;
    margin: 0 auto;
}
.annotate-pin-marker::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 8px solid #FF3B30;
}
.annotate-pin-input-wrap {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 4px;
    background: #fff;
    border: 1px solid #FF3B30;
    border-radius: 6px;
    padding: 4px 6px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    white-space: nowrap;
}
.annotate-pin-input {
    width: 200px;
    border: none;
    outline: none;
    background: transparent;
    font-size: 13px;
    color: #222;
    padding: 2px 4px;
}
.annotate-pin-del {
    border: none;
    background: transparent;
    color: #FF3B30;
    font-size: 16px;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
}
.annotate-pin-del:hover { color: #b71c1c; }

.annotate-footer {
    padding: 12px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    background: var(--bg-100);
}
.annotate-footer .btn-primary,
.annotate-footer .btn-secondary {
    width: auto;
    padding: 8px 20px;
}

/* ========================================
   Buttons
======================================== */
.btn-primary,
.btn-secondary,
.btn-danger,
.btn-settings {
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: var(--primary-100);
    color: white;
    width: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transform: rotate(45deg);
    animation: btnShine 3s infinite;
}

@keyframes btnShine {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.btn-primary:hover {
    background: var(--primary-200);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
    width: 100%;
}

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

.btn-secondary {
    background-color: var(--bg-200);
    color: var(--primary-100);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-300);
}

.btn-settings {
    background-color: var(--bg-200);
    color: var(--primary-100);
    border: 1px solid var(--border-color);
}

.btn-logout {
    background-color: var(--danger-color);
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.btn-logout:hover {
    background-color: var(--danger-hover);
}

.btn-icon {
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.btn-icon:hover {
    background-color: var(--bg-secondary);
}

/* ========================================
   Progress Bar
======================================== */
.progress-bar {
    margin-top: 12px;
    height: 32px;
    background-color: var(--bg-200);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.05);
}

.progress-fill {
    height: 100%;
    background: var(--accent-200);
    transition: width 0.3s;
    width: 0%;
    position: relative;
    box-shadow: none;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: energyShine 1.5s infinite;
}

@keyframes energyFlow {
    0% { background-position: 0% 0%; }
    100% { background-position: 200% 0%; }
}

@keyframes energyShine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(200%); }
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

/* 删除旧的 content-area 样式，已被 right-panel 替代 */

/* ========================================
   Tabs
======================================== */
.tabs {
    display: flex;
    gap: 2px;
    background-color: var(--bg-secondary);
    padding: 12px 24px 0;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 10px 20px;
    border: none;
    background-color: transparent;
    color: var(--text-secondary);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 6px 6px 0 0;
    transition: all 0.2s;
}

.tab-btn:hover {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.tab-btn.active {
    background-color: var(--bg-primary);
    color: var(--primary-color);
    box-shadow: 0 -2px 0 var(--primary-color) inset;
}

/* ========================================
   Tab Content
======================================== */
.tab-content {
    flex: 1; /* Make tab-content fill remaining vertical space */
    background-color: var(--bg-primary);
    overflow: hidden; /* Ensure no double scrollbars */
    display: flex; /* Make it a flex container */
    flex-direction: column;
}

.tab-pane {
    display: none;
    width: 100%;
    flex: 1; /* Use flex to fill available space */
    min-height: 0; /* Allow shrinking to fit container */
    overflow-y: auto; /* Enable vertical scrolling */
    padding: 24px 24px 400px 24px; /* Extreme bottom padding to force content visibility */
}

.tab-pane.active {
    display: block;
}

.tab-pane::-webkit-scrollbar {
    width: 8px;
}

.tab-pane::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

/* ========================================
   Toolbar
======================================== */
.toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

/* ========================================
   Results Grid (结果网格 - 3列布局)
======================================== */
.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

@media (max-width: 1200px) {
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .results-grid {
        grid-template-columns: 1fr;
    }
}

.result-card {
    break-inside: avoid;
    margin-bottom: 20px;
    background-color: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    position: relative;
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    animation: cardFluidEntry 0.6s ease forwards;
}

@keyframes cardFluidEntry {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9);
    }
    60% {
        transform: translateY(-5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* 为每个卡片添加延迟,创建流体效果 */
.result-card:nth-child(1) { animation-delay: 0s; }
.result-card:nth-child(2) { animation-delay: 0.1s; }
.result-card:nth-child(3) { animation-delay: 0.2s; }
.result-card:nth-child(4) { animation-delay: 0.3s; }
.result-card:nth-child(5) { animation-delay: 0.4s; }
.result-card:nth-child(6) { animation-delay: 0.5s; }
.result-card:nth-child(n+7) { animation-delay: 0.6s; }

.result-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px) scale(1.02);
    border-color: var(--border-color);
}

.result-card-image {
    width: 100%;
    display: block;
    background-color: var(--bg-200);
    position: relative;
}

.result-card-image img {
    width: 100%;
    display: block;
}

.btn-regenerate {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s ease, background 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.result-card-image:hover .btn-regenerate {
    opacity: 1;
}

.btn-regenerate:hover {
    background: rgba(0, 0, 0, 0.7);
}

.result-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
}

.result-card-body {
    padding: 12px;
}

.result-card-prompt {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 12px;
    max-height: 60px;
    overflow: hidden;
}

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

.result-card-actions button {
    flex: 1;
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-200);
    color: var(--primary-100);
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.result-card-actions button:hover {
    background-color: var(--bg-300);
}

.result-card-checkbox {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 20px;
    height: 20px;
    cursor: pointer;
    z-index: 10;
}

/* 加载动画 */
.spinner {
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* 骨架屏 */
.skeleton {
    background: linear-gradient(90deg, var(--bg-secondary) 25%, #E0E0E0 50%, var(--bg-secondary) 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ========================================
   Prompt Cards
======================================== */
.prompt-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.prompt-card {
    padding: 16px;
    background-color: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.prompt-card-header {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.prompt-card-text {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   History List
======================================== */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.history-item {
    padding: 16px;
    background-color: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

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

.history-item-time {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.history-item-mode {
    font-size: 12px;
    color: var(--text-secondary);
}

.history-item-images {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 8px;
}

.history-item-images img {
    width: 100%;
    border-radius: 4px;
    cursor: pointer;
    transition: transform 0.2s;
}

.history-item-images img:hover {
    transform: scale(1.05);
}

/* ========================================
   Modal
======================================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background-color: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    animation: modalSlideIn 0.3s;
}

.modal-large {
    max-width: 800px;
    max-height: 65vh; /* Adjusted max height to fit within viewport, considering zoom */
    overflow: hidden; /* Keep this to hide overall modal scrollbar */
    display: flex;
    flex-direction: column;
}

.modal-large .modal-body {
    flex: 1; /* Allow body to grow and shrink, taking available space */
    overflow-y: auto; /* Enable vertical scrolling for body content */
    min-height: 0; /* Important for flex items to shrink below their content size */
    padding-bottom: 20px; /* Add some padding to the bottom of the scrollable area */
}

@keyframes modalSlideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: var(--text-secondary);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.modal-close:hover {
    background-color: var(--bg-secondary);
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

.help-text {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* ========================================
   Settings Tabs
======================================== */
.settings-tabs {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--border-color);
    padding: 0 24px;
    background: var(--bg-secondary);
}

.settings-tab-btn {
    padding: 12px 24px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
    position: relative;
    top: 2px;
}

.settings-tab-btn:hover {
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.02);
}

.settings-tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: var(--bg-primary);
}

.settings-tab-content {
    display: none;
}

.settings-tab-content.active {
    display: block;
}

/* ========================================
   Modes Management
======================================== */
.modes-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mode-item {
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.2s;
    cursor: default;
}

.mode-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.mode-drag-handle {
    cursor: move;
    font-size: 20px;
    color: #999;
    user-select: none;
    margin-right: 12px;
    flex-shrink: 0;
}

.mode-drag-handle:hover {
    color: var(--primary-color);
}

.mode-item-dragging {
    opacity: 0.4;
    border: 2px dashed var(--primary-color);
    background: var(--bg-primary);
}

.mode-item-dragover {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(51, 69, 122, 0.2);
    transform: scale(1.02);
}

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

.mode-item-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.mode-item-type {
    font-size: 13px;
    color: var(--text-secondary);
}

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

.mode-item-actions button {
    padding: 6px 12px;
    font-size: 13px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-edit-mode {
    background: var(--primary-color);
    color: white;
}

.btn-edit-mode:hover {
    background: var(--primary-hover);
}

.btn-delete-mode {
    background: var(--danger-color);
    color: white;
}

.btn-delete-mode:hover {
    background: var(--danger-hover);
}

.help-text {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* ========================================
   Toast
======================================== */
.toast {
    position: fixed;
    top: 80px;
    right: 24px;
    background-color: var(--bg-dark);
    color: white;
    padding: 12px 20px;
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
    font-size: 14px;
    opacity: 0;
    transform: translateX(400px);
    transition: all 0.3s;
    z-index: 2000;
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

/* ========================================
   Mode Edit Items
======================================== */
.mode-edit-item {
    margin-bottom: 20px;
    padding: 16px;
    background-color: var(--bg-200);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.mode-edit-item-header {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.mode-edit-item textarea {
    width: 100%;
    min-height: 100px;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    font-family: inherit;
    color: var(--text-primary);
    background-color: var(--bg-100);
    resize: vertical;
    transition: border-color 0.2s;
}

.mode-edit-item textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* ========================================
   API Test Result
======================================== */
.api-test-success {
    color: var(--primary-100);
    padding: 8px;
    background-color: var(--bg-200);
    border-radius: 4px;
    border-left: 3px solid var(--accent-200);
}

.api-test-error {
    color: var(--accent-200);
    padding: 8px;
    background-color: var(--bg-200);
    border-radius: 4px;
    border-left: 3px solid var(--text-200);
}

.api-test-loading {
    color: var(--text-secondary);
    padding: 8px;
    background-color: var(--bg-secondary);
    border-radius: 4px;
}

/* ========================================
   Image Viewer (Lightbox)
======================================== */
.image-viewer {
    display: none;
    position: fixed;
    z-index: 3000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: rgba(0, 0, 0, 0.88);
    justify-content: center;
    align-items: center;
    cursor: pointer;
    padding: 28px;
}

.image-viewer-wrapper {
    position: relative;
    display: flex;
    max-width: min(92vw, 1440px);
    max-height: 88vh;
    cursor: default;
    align-items: center;
    justify-content: center;
}

.image-viewer-content {
    display: block;
    max-width: 100%;
    max-height: 88vh;
    border-radius: 8px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.62);
    object-fit: contain;
}

.image-viewer-close {
    position: absolute;
    top: -18px;
    right: -18px;
    color: #fff;
    background: rgba(12, 17, 28, 0.88);
    width: 42px;
    height: 42px;
    border-radius: 999px;
    font-size: 28px;
    font-weight: 400;
    transition: transform 0.16s ease, background 0.16s ease, border-color 0.16s ease;
    cursor: pointer;
    z-index: 3001;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 38px;
    border: 1px solid rgba(255, 255, 255, 0.22);
    box-shadow: 0 12px 34px rgba(0, 0, 0, 0.42);
}

.image-viewer-close:hover,
.image-viewer-close:focus {
    background: rgba(32, 199, 165, 0.18);
    border-color: rgba(32, 199, 165, 0.55);
    color: #fff;
    text-decoration: none;
    cursor: pointer;
    transform: scale(1.06);
}

/* ========================================
   Account Management
======================================== */
.form-row {
    display: flex;
    gap: 16px;
    align-items: flex-end;
}

.account-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.account-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background-color: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.account-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.account-username {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.account-role {
    font-size: 12px;
    color: var(--text-secondary);
}

.account-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

/* 账号操作按钮 - 统一基础样式 */
.account-btn {
    height: 32px;
    padding: 0 12px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 500;
    color: white;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.account-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.account-btn:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* 停用按钮 - 灰色 */
.account-btn-warning {
    background: var(--bg-300);
}

.account-btn-warning:hover {
    background: var(--accent-200);
}

/* 启用按钮 - 深灰 */
.account-btn-success {
    background: var(--accent-200);
}

.account-btn-success:hover {
    background: var(--accent-200);
}

/* 改密码按钮 - 灰色 */
.account-btn-primary {
    background: var(--primary-100);
    padding: 0 10px;
}

.account-btn-primary:hover {
    background: var(--primary-200);
}

/* 删除按钮 - 深灰 */
.account-btn-danger {
    background: var(--accent-200);
    padding: 0 10px;
}

.account-btn-danger:hover {
    background: var(--primary-100);
}

/* 编辑 API 按钮 - 灰色 */
.account-btn-info {
    background: var(--accent-200);
    padding: 0 10px;
}

.account-btn-info:hover {
    background: var(--accent-200);
}

/* ========================================
   Task Panel
======================================== */
/* ========================================
   登录/注册切换标签
======================================== */
.auth-tabs {
    display: flex;
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.auth-tab {
    flex: 1;
    padding: 12px 20px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

.auth-tab.active {
    background: var(--primary-100);
    color: white;
}

.auth-tab:hover:not(.active) {
    background: var(--bg-200);
    color: var(--text-primary);
}

/* ========================================
   积分显示
======================================== */
.points-display {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    margin-right: 15px;
}

.points-icon {
    font-size: 16px;
}

.points-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-100);
}

.api-balance-display {
    cursor: pointer;
    white-space: nowrap;
}

.api-balance-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--ui-muted);
}

.api-balance-item strong {
    color: var(--ui-green);
    font-size: 13px;
    font-weight: 800;
}

.api-balance-divider {
    width: 1px;
    height: 14px;
    background: var(--ui-border);
}

/* ========================================
   用户下拉菜单
======================================== */
.user-dropdown {
    position: relative;
    margin-right: 15px;
}

.user-dropdown-trigger {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.user-dropdown-trigger:hover {
    background: var(--bg-200);
    border-color: var(--border-color);
}

.dropdown-arrow {
    font-size: 10px;
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.user-dropdown.open .dropdown-arrow {
    transform: rotate(180deg);
}

.user-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 200px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1000;
}

.user-dropdown.open .user-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

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

.user-dropdown-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.user-dropdown-id,
.user-dropdown-phone {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.user-dropdown-points {
    font-size: 14px;
    color: var(--primary-100);
    margin-top: 8px;
    font-weight: 600;
}

.user-dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

.user-dropdown-item {
    padding: 12px 16px;
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.2s ease;
}

.user-dropdown-item:hover {
    background: var(--bg-200);
}

.user-dropdown-item.text-danger {
    color: var(--danger-color);
}

.user-dropdown-item.text-danger:hover {
    background: var(--bg-200);
}

/* ========================================
   账号管理 - 搜索栏
======================================== */
.account-search-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.account-search-bar .form-input {
    flex: 1;
}

/* ========================================
   账号管理 - 表格样式
======================================== */
.account-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.account-table th,
.account-table td {
    padding: 12px 10px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.account-table th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
}

.account-table tr:hover {
    background: var(--bg-200);
}

.account-table .status-active {
    color: var(--success-color);
}

.account-table .status-inactive {
    color: var(--danger-color);
}

.role-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
}

.role-superadmin {
    background: #3a2e00;
    color: #D97706;
}

.role-admin {
    background: #DBEAFE;
    color: #2563EB;
}

.role-user {
    background: var(--bg-200);
    color: var(--text-200);
}

.account-table .points-cell {
    color: var(--primary-100);
    font-weight: 600;
}

.account-actions-btn {
    padding: 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.account-actions-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* 操作下拉菜单 */
.action-dropdown {
    position: relative;
    display: inline-block;
}

.action-dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 140px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    display: none;
}

.action-dropdown.open .action-dropdown-menu {
    display: block;
}

.action-dropdown-item {
    padding: 10px 14px;
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
    transition: background 0.2s;
}

.action-dropdown-item:hover {
    background: var(--bg-200);
}

.action-dropdown-item.text-danger {
    color: var(--danger-color);
}

/* ========================================
   分页控件
======================================== */
.pagination-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
    margin-top: 16px;
}

.pagination-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-secondary);
}

.pagination-select {
    padding: 6px 10px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pagination-btn {
    padding: 8px 14px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pagination-btn:hover:not(:disabled) {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

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

.pagination-current {
    font-size: 13px;
    color: var(--text-primary);
    padding: 0 10px;
}

.pagination-total {
    font-size: 13px;
    color: var(--text-secondary);
}

/* ========================================
   积分明细
======================================== */
.points-summary {
    padding: 16px;
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 16px;
}

.points-balance {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-100);
}

.points-log-list {
    max-height: 400px;
    overflow-y: auto;
}

.points-log-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
}

.points-log-item:hover {
    background: var(--bg-200);
}

.points-log-left {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.points-log-type {
    font-size: 14px;
    font-weight: 600;
}

.points-log-type.recharge {
    color: var(--success-color);
}

.points-log-type.consume {
    color: var(--danger-color);
}

.points-log-remark {
    font-size: 12px;
    color: var(--text-secondary);
}

.points-log-right {
    text-align: right;
}

.points-log-amount {
    font-size: 16px;
    font-weight: 700;
}

.points-log-amount.positive {
    color: var(--success-color);
}

.points-log-amount.negative {
    color: var(--danger-color);
}

.points-log-balance {
    font-size: 12px;
    color: var(--text-secondary);
}

.points-log-time {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ========================================
   充值弹窗
======================================== */
.recharge-user-info {
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.recharge-user-info div {
    margin-bottom: 6px;
}

.recharge-user-info div:last-child {
    margin-bottom: 0;
}

.recharge-quick-btns {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.recharge-quick-btn {
    padding: 12px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.recharge-quick-btn:hover,
.recharge-quick-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* ========================================
   积分不足提示
======================================== */
.points-insufficient-modal {
    text-align: center;
    padding: 20px;
}

.points-insufficient-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.points-insufficient-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--danger-color);
    margin-bottom: 12px;
}

.points-insufficient-message {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.points-insufficient-detail {
    font-size: 14px;
    color: var(--text-primary);
}

/* ========================================
   自由对话页面
======================================== */
.chat-topbar {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 12px 24px;
    background: var(--bg-200);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.chat-back-btn {
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: transparent;
    color: var(--text-200);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
}

.chat-back-btn:hover {
    background: var(--bg-300);
    color: var(--text-100);
}

.chat-model-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-messages {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.chat-empty {
    margin: auto;
    text-align: center;
    padding: 60px 0;
}

.chat-bubble {
    max-width: 70%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.6;
    word-break: break-word;
}

.chat-bubble-user {
    align-self: flex-end;
    background: var(--primary-100);
    color: var(--text-100);
    border-bottom-right-radius: 4px;
}

.chat-bubble-ai {
    align-self: flex-start;
    background: var(--bg-300);
    color: var(--text-200);
    border-bottom-left-radius: 4px;
}

.chat-input-bar {
    display: flex;
    align-items: stretch;
    gap: 12px;
    padding: 16px 24px;
    background: var(--bg-200);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.chat-textarea {
    width: 100%;
    min-height: 72px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-100);
    color: var(--text-100);
    font-size: 14px;
    resize: none;
    font-family: inherit;
    line-height: 1.5;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.chat-textarea:focus {
    outline: none;
    border-color: var(--primary-200);
}

.chat-send-btn {
    width: 80px;
    min-height: 72px;
    flex-shrink: 0;
    font-size: 14px;
    align-self: flex-end;
}

.chat-send-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* 输入区包裹层 */
.chat-input-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
}

.chat-input-row {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    width: 100%;
}

/* 上传按钮 */
.chat-upload-btn {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-300);
    color: var(--text-100);
    font-size: 18px;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-upload-btn:hover {
    background: var(--primary-100);
}

/* 待发文件预览区 */
.chat-pending-files {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 6px 0;
}

.chat-pending-file {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-300);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 12px;
    color: var(--text-200);
    max-width: 180px;
}

.chat-pending-thumb {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}

.chat-pending-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.chat-pending-name {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.chat-pending-del {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-200);
    cursor: pointer;
    font-size: 16px;
    line-height: 1;
    padding: 0 2px;
    opacity: 0.6;
}

.chat-pending-del:hover { opacity: 1; }

/* 文件类型不支持提示 */
.chat-file-hint {
    font-size: 12px;
    color: #e07070;
    padding: 4px 6px;
    background: rgba(224, 112, 112, 0.1);
    border-radius: 6px;
    border-left: 3px solid #e07070;
}

/* 消息区图片缩略图 */
.chat-msg-thumb {
    display: block;
    max-width: 200px;
    max-height: 160px;
    border-radius: 8px;
    margin-bottom: 6px;
    object-fit: cover;
}

/* 消息区文件标签 */
.chat-msg-file-tag {
    display: inline-block;
    background: rgba(255,255,255,0.1);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 12px;
    margin-bottom: 6px;
}

/* 复制按钮 */
.chat-copy-btn {
    display: inline-block;
    margin-top: 6px;
    margin-left: 4px;
    padding: 2px 8px;
    font-size: 11px;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 4px;
    background: transparent;
    color: var(--text-200);
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s;
    vertical-align: middle;
}

.chat-bubble:hover .chat-copy-btn {
    opacity: 1;
}

.chat-copy-btn:hover {
    background: rgba(255,255,255,0.1);
}

/* ========== 聊天 2.0 新样式（智能体 + 多会话 + Markdown）========== */

/* 对话面板主布局：左侧会话栏 + 右侧对话区 */
#chat-panel {
    display: none;
    flex-direction: row;
    height: calc(100vh - var(--navbar-height));
    background: var(--bg-100);
    overflow: hidden;
}
#chat-panel.show { display: flex; }

/* ===== 左侧会话栏 ===== */
.chat-sidebar {
    width: 260px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    background: var(--bg-200);
    border-right: 1px solid var(--border-color);
    overflow: hidden;
    transition: width 0.2s;
}
.chat-sidebar.collapsed { width: 56px; }
.chat-sidebar.collapsed .chat-sidebar-search,
.chat-sidebar.collapsed .chat-sidebar-list,
.chat-sidebar.collapsed .chat-sidebar-bottom,
.chat-sidebar.collapsed .chat-new-btn span { display: none; }
.chat-sidebar.collapsed .chat-new-btn {
    padding: 10px 0;
    justify-content: center;
    font-size: 18px;
}

.chat-sidebar-top {
    display: flex;
    gap: 8px;
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}
.chat-new-btn {
    flex: 1;
    padding: 10px 14px;
    background: var(--accent-100, #33457A);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}
.chat-new-btn:hover { background: var(--accent-200, #6671A8); }
.chat-sidebar-toggle {
    width: 36px;
    background: var(--bg-300);
    color: var(--text-100);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
}

.chat-sidebar-search { padding: 10px 12px; }
.chat-search-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-100);
    color: var(--text-100);
    font-size: 13px;
    box-sizing: border-box;
}

.chat-sidebar-list {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding: 4px 8px 12px;
}
.chat-sidebar-group-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-200);
    padding: 12px 8px 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.chat-conv-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    margin-bottom: 2px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.1s;
}
.chat-conv-item:hover { background: var(--bg-300); }
.chat-conv-item.active { background: var(--bg-300); border: 1px solid var(--border-color); }
.chat-conv-item-avatar {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    background: var(--bg-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}
.chat-conv-item-main { flex: 1; min-width: 0; }
.chat-conv-item-title {
    font-size: 13px;
    color: var(--text-100);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 500;
}
.chat-conv-item-pinned { color: #f0a500; margin-right: 2px; }
.chat-conv-item-menu {
    opacity: 0;
    background: transparent;
    border: none;
    color: var(--text-200);
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 14px;
    flex-shrink: 0;
}
.chat-conv-item:hover .chat-conv-item-menu { opacity: 1; }
.chat-conv-item-menu:hover { background: var(--bg-100); color: var(--text-100); }

/* 会话项下拉菜单 */
.chat-conv-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    right: 6px;
    background: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 4px;
    z-index: 1000;
    min-width: 140px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.25);
}
.chat-conv-dropdown-item {
    padding: 7px 10px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-100);
    display: flex;
    align-items: center;
    gap: 8px;
}
.chat-conv-dropdown-item:hover { background: var(--bg-300); }
.chat-conv-dropdown-item.danger:hover { background: rgba(200, 50, 50, 0.15); color: #ff6b6b; }

.chat-sidebar-bottom {
    padding: 8px;
    border-top: 1px solid var(--border-color);
}
.chat-sidebar-bottom-btn {
    width: 100%;
    padding: 8px 10px;
    background: transparent;
    border: none;
    color: var(--text-200);
    cursor: pointer;
    text-align: left;
    font-size: 13px;
    border-radius: 6px;
}
.chat-sidebar-bottom-btn:hover { background: var(--bg-300); color: var(--text-100); }

/* ===== 右侧对话主区 ===== */
.chat-main {
    flex: 1 1 auto;
    min-width: 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    background: var(--bg-100);
    overflow: hidden;
}

/* 顶栏 */
#chat-panel .chat-topbar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-200);
    flex-shrink: 0;
}
.chat-topbar-agent {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}
.chat-topbar-agent-avatar {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--bg-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}
.chat-topbar-agent-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 10px; }
.chat-topbar-agent-meta { min-width: 0; flex: 1; }
.chat-topbar-agent-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-100);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.chat-topbar-agent-desc {
    font-size: 12px;
    color: var(--text-200);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.chat-topbar-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* ===== 智能体选择面板 ===== */
.chat-agent-picker {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 40px 24px;
}
.chat-agent-picker-title {
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-100);
    margin-bottom: 24px;
}
.chat-agent-picker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
    max-width: 880px;
    margin: 0 auto;
}
.chat-agent-card {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px 14px;
    cursor: pointer;
    transition: all 0.15s;
    text-align: center;
}
.chat-agent-card:hover {
    background: var(--bg-300);
    border-color: var(--accent-100, #33457A);
    transform: translateY(-2px);
}
.chat-agent-card-avatar {
    width: 44px;
    height: 44px;
    margin: 0 auto 10px;
    border-radius: 12px;
    background: var(--bg-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}
.chat-agent-card-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; }
.chat-agent-card-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-100);
    margin-bottom: 4px;
}
.chat-agent-card-desc {
    font-size: 12px;
    color: var(--text-200);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ===== 消息区 ===== */
#chat-panel .chat-messages {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding: 20px 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.chat-messages-inner {
    max-width: 860px;
    margin: 0 auto;
    width: 100%;
}

/* 消息气泡 */
.chat-msg {
    display: flex;
    gap: 10px;
    max-width: 860px;
    margin: 0 auto;
    width: 100%;
    position: relative;
}
.chat-msg.user { justify-content: flex-end; }
.chat-msg-avatar {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    background: var(--bg-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}
.chat-msg-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 10px; }
.chat-msg-body {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 10px 14px;
    max-width: calc(100% - 50px);
    min-width: 0;
    color: var(--text-100);
    font-size: 14px;
    line-height: 1.65;
    word-wrap: break-word;
}
.chat-msg.user .chat-msg-body {
    background: var(--accent-100, #33457A);
    color: #fff;
    border-color: transparent;
}
.chat-msg-body p { margin: 0 0 8px 0; }
.chat-msg-body p:last-child { margin-bottom: 0; }
.chat-msg-body ul, .chat-msg-body ol { padding-left: 20px; margin: 8px 0; }
.chat-msg-body li { margin-bottom: 4px; }
.chat-msg-body h1, .chat-msg-body h2, .chat-msg-body h3, .chat-msg-body h4 { margin: 12px 0 8px; font-weight: 600; }
.chat-msg-body blockquote {
    border-left: 3px solid var(--border-color);
    padding-left: 12px;
    margin: 8px 0;
    color: var(--text-200);
}
.chat-msg-body code {
    background: rgba(255,255,255,0.08);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.92em;
}
.chat-msg.user .chat-msg-body code { background: rgba(0,0,0,0.25); }
.chat-msg-body pre {
    position: relative;
    background: #0d1117;
    border-radius: 8px;
    padding: 14px 14px 14px 14px;
    overflow-x: auto;
    margin: 10px 0;
}
.chat-msg-body pre code {
    background: transparent;
    padding: 0;
    color: #e6edf3;
    font-size: 13px;
    line-height: 1.55;
}
.chat-code-copy {
    position: absolute;
    top: 6px;
    right: 6px;
    background: rgba(255,255,255,0.1);
    color: #fff;
    border: none;
    border-radius: 4px;
    padding: 3px 8px;
    font-size: 11px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s;
}
.chat-msg-body pre:hover .chat-code-copy { opacity: 1; }
.chat-code-copy:hover { background: rgba(255,255,255,0.2); }
.chat-msg-body table {
    border-collapse: collapse;
    margin: 8px 0;
}
.chat-msg-body th, .chat-msg-body td {
    border: 1px solid var(--border-color);
    padding: 6px 10px;
    font-size: 13px;
}
.chat-msg-body img { max-width: 100%; border-radius: 6px; margin: 6px 0; }

/* 消息附件 */
.chat-msg-attachments {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}
.chat-msg-attachments img {
    max-width: 180px;
    max-height: 180px;
    border-radius: 8px;
    cursor: pointer;
}
.chat-msg-file-chip {
    background: rgba(0,0,0,0.15);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 12px;
}

/* 消息操作按钮 */
.chat-msg-actions {
    display: flex;
    gap: 6px;
    margin-top: 4px;
    opacity: 0;
    transition: opacity 0.15s;
}
.chat-msg:hover .chat-msg-actions { opacity: 1; }
.chat-msg-action-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-200);
    border-radius: 6px;
    padding: 3px 8px;
    font-size: 12px;
    cursor: pointer;
}
.chat-msg-action-btn:hover { background: var(--bg-300); color: var(--text-100); }

/* 流式光标 */
.chat-stream-cursor {
    display: inline-block;
    width: 8px;
    height: 14px;
    background: currentColor;
    vertical-align: middle;
    margin-left: 2px;
    animation: chat-cursor-blink 1s infinite;
}
@keyframes chat-cursor-blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* 空状态 + 开场白 + 快捷 prompt */
.chat-welcome {
    text-align: center;
    padding: 40px 20px;
    max-width: 640px;
    margin: 0 auto;
}
.chat-welcome-avatar {
    width: 56px;
    height: 56px;
    margin: 0 auto 14px;
    border-radius: 14px;
    background: var(--bg-300);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
}
.chat-welcome-name { font-size: 20px; font-weight: 600; color: var(--text-100); margin-bottom: 6px; }
.chat-welcome-desc { font-size: 14px; color: var(--text-200); margin-bottom: 16px; }
.chat-welcome-opening {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 14px;
    color: var(--text-100);
    margin: 16px auto;
    max-width: 520px;
    text-align: left;
}
.chat-quick-prompts {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    max-width: 520px;
    margin: 16px auto 0;
}
.chat-quick-prompt {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px;
    font-size: 13px;
    color: var(--text-100);
    cursor: pointer;
    text-align: left;
    transition: all 0.15s;
}
.chat-quick-prompt:hover { background: var(--bg-300); border-color: var(--accent-100, #33457A); }

/* ===== 输入区 ===== */
#chat-panel .chat-input-bar {
    flex: 0 0 auto;
    flex-shrink: 0;
    padding: 14px 24px 16px;
    background: var(--bg-200);
    border-top: 1px solid var(--border-color);
}
#chat-panel .chat-input-wrap {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
#chat-panel .chat-input-row {
    display: flex;
    align-items: flex-end;
    gap: 10px;
    background: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 8px;
}
#chat-panel .chat-upload-btn {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    color: var(--text-100);
    font-size: 18px;
    cursor: pointer;
    border-radius: 8px;
}
#chat-panel .chat-upload-btn:hover { background: var(--bg-300); }
#chat-panel .chat-textarea {
    flex: 1;
    min-height: 24px;
    max-height: 200px;
    border: none;
    background: transparent;
    color: var(--text-100);
    font-size: 14px;
    resize: none;
    outline: none;
    padding: 8px 4px;
    font-family: inherit;
    line-height: 1.5;
}
#chat-panel .chat-send-btn {
    flex-shrink: 0;
    height: 40px;
    padding: 0 18px;
    font-size: 14px;
    border-radius: 8px;
}
#chat-panel .chat-send-btn.stop { background: #d9534f !important; }
.chat-model-hint {
    font-size: 11px;
    color: var(--text-200);
    padding-left: 4px;
}

/* ===== 管理后台 · 智能体管理 Tab ===== */
.agents-admin-wrap {
    display: flex;
    gap: 16px;
    height: 520px;
}
.agents-admin-list-col {
    width: 260px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}
.agents-admin-list-header {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-200);
}
.agents-admin-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
}
.agents-admin-item {
    padding: 10px 12px;
    border-radius: 8px;
    cursor: pointer;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.agents-admin-item:hover { background: var(--bg-300); }
.agents-admin-item.active { background: var(--bg-300); border: 1px solid var(--accent-100, #33457A); }
.agents-admin-item-avatar {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--bg-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}
.agents-admin-item-avatar img { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; }
.agents-admin-item-main { flex: 1; min-width: 0; }
.agents-admin-item-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-100);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.agents-admin-item-desc {
    font-size: 11px;
    color: var(--text-200);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.agents-admin-item-status { font-size: 11px; color: var(--text-200); flex-shrink: 0; }
.agents-admin-item-status.off { color: #d9534f; }

.agents-admin-form-col {
    flex: 1;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow-y: auto;
    padding: 16px;
    background: var(--bg-100);
}
.agents-admin-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-200);
    font-size: 14px;
}
.agent-char-count {
    font-size: 11px;
    color: var(--text-200);
    margin-top: 4px;
    text-align: right;
}
.agents-admin-form-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
    align-items: center;
}

/* 附件预览条 - 升级样式 */
#chat-panel .chat-pending-files {
    flex-wrap: wrap;
    gap: 6px;
}
#chat-panel .chat-pending-file {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-100);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 4px 8px 4px 4px;
    font-size: 12px;
}
#chat-panel .chat-pending-thumb {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border-radius: 4px;
}
#chat-panel .chat-pending-icon { font-size: 18px; padding: 0 4px; }
#chat-panel .chat-pending-name {
    max-width: 140px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-100);
}
#chat-panel .chat-pending-del {
    background: transparent;
    border: none;
    color: var(--text-200);
    cursor: pointer;
    font-size: 16px;
    padding: 0 4px;
}
#chat-panel .chat-pending-del:hover { color: #d9534f; }

/* 响应式：小屏幕时侧栏变抽屉 */
@media (max-width: 768px) {
    .chat-sidebar {
        position: absolute;
        left: 0; top: 0; bottom: 0;
        z-index: 100;
        box-shadow: 2px 0 12px rgba(0,0,0,0.3);
    }
    .chat-sidebar.hidden { transform: translateX(-100%); }
    .chat-agent-picker-grid { grid-template-columns: 1fr 1fr; }
    .chat-quick-prompts { grid-template-columns: 1fr; }
}

/* ================================================================
   ====   Gemini 风格覆盖样式（放在最末，会覆盖上方所有规则）   ====
   ================================================================ */

/* 左栏：去掉头像气泡感，用 Gemini 的极简列表 */
.chat-sidebar {
    background: var(--bg-200);
    border-right: 1px solid var(--border-color);
}
.chat-sidebar-top { padding: 14px 12px; border-bottom: none; }

.chat-new-btn {
    flex: 1;
    height: 44px;
    padding: 0 18px;
    border-radius: 22px;
    background: var(--bg-300);
    color: var(--text-100);
    border: 1px solid var(--border-color);
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    transition: background 0.15s, transform 0.1s;
}
.chat-new-btn:hover { background: var(--bg-100); }

.chat-sidebar-quick {
    padding: 2px 8px 10px;
    border-bottom: 1px solid var(--border-color);
}
.chat-sidebar-quick-btn {
    width: 100%;
    height: 40px;
    padding: 0 14px;
    background: transparent;
    border: none;
    color: var(--text-100);
    font-size: 13px;
    text-align: left;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
}
.chat-sidebar-quick-btn:hover { background: var(--bg-300); }

.chat-sidebar-search { padding: 10px 12px; }
.chat-search-input {
    height: 38px;
    border-radius: 19px;
    padding: 0 16px;
    background: var(--bg-100);
}

/* 会话分组仅保留"最近"；其他分组样式弱化 */
.chat-sidebar-list { padding: 0 8px 12px; }
.chat-sidebar-group-title {
    padding: 14px 12px 6px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-200);
    letter-spacing: 0;
    text-transform: none;
}
.chat-conv-item {
    padding: 9px 12px;
    border-radius: 20px;
    gap: 10px;
}
.chat-conv-item.active {
    background: var(--bg-300);
    border: none;
}
.chat-conv-item-avatar { display: none; }
.chat-conv-item-title { font-size: 13px; font-weight: 400; }

/* 折叠状态 */
.chat-sidebar.collapsed .chat-sidebar-quick,
.chat-sidebar.collapsed .chat-sidebar-search,
.chat-sidebar.collapsed .chat-sidebar-list,
.chat-sidebar.collapsed .chat-sidebar-bottom { display: none; }

/* ===== 右侧对话主区：Gemini 风格 ===== */
.chat-main {
    background: var(--bg-100);
}

/* 极简顶栏 */
#chat-panel .chat-topbar {
    padding: 10px 20px;
    background: transparent;
    border-bottom: none;
    min-height: 56px;
}
.chat-topbar-agent { display: none; }
.chat-topbar-right {
    margin-left: auto;
    gap: 8px;
}
#chat-panel .chat-topbar .chat-back-btn {
    background: transparent;
    border: none;
    color: var(--text-100);
    font-size: 14px;
    padding: 8px 12px;
    border-radius: 20px;
    cursor: pointer;
}
#chat-panel .chat-topbar .chat-back-btn:hover { background: var(--bg-300); }
#chat-panel .chat-topbar select.control-select {
    height: 36px;
    border-radius: 18px;
    padding: 0 14px;
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    color: var(--text-100);
    font-size: 14px;
    cursor: pointer;
}
#chat-panel .chat-topbar button.btn-secondary {
    height: 36px;
    padding: 0 14px;
    border-radius: 18px;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-100);
    font-size: 13px;
}
#chat-panel .chat-topbar button.btn-secondary:hover { background: var(--bg-300); }

/* 消息区：大留白，无背景条纹（贴底输入栏，padding 收回正常值） */
#chat-panel .chat-messages {
    padding: 20px 24px 20px;
    background: var(--bg-100);
    gap: 20px;
}

/* 消息：不显示 AI 头像，居中 760 宽 */
.chat-msg {
    max-width: 760px;
    margin: 0 auto;
    gap: 0;
    position: relative;
}
.chat-msg-avatar { display: none; }
.chat-msg-body {
    max-width: 100%;
    font-size: 15px;
    line-height: 1.75;
}
/* AI 消息无背景，纯文字 */
.chat-msg.ai .chat-msg-body {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 10px 16px;
    max-width: 75%;
    color: var(--text-100);
}
/* 用户消息：右对齐药丸气泡 */
.chat-msg.user { justify-content: flex-end; }
.chat-msg.user .chat-msg-body {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 10px 18px;
    max-width: 75%;
    color: var(--text-100);
}

/* 消息操作按钮放到气泡下面 */
.chat-msg-actions {
    margin-top: 8px;
    gap: 8px;
}
.chat-msg.ai .chat-msg-actions { justify-content: flex-start; }
.chat-msg.user .chat-msg-actions { justify-content: flex-end; }
.chat-msg-action-btn {
    background: transparent;
    border: none;
    color: var(--text-200);
    padding: 4px 8px;
    border-radius: 14px;
    font-size: 12px;
}
.chat-msg-action-btn:hover { background: var(--bg-300); color: var(--text-100); }

.chat-msg-edit {
    min-width: min(520px, 62vw);
}
.chat-msg-edit-input {
    width: 100%;
    min-height: 56px;
    max-height: 180px;
    resize: vertical;
    border: 1px solid rgba(142, 169, 255, 0.65);
    border-radius: 14px;
    background: rgba(5, 10, 30, 0.35);
    color: var(--text-100);
    padding: 12px 14px;
    font: inherit;
    line-height: 1.45;
    outline: none;
}
.chat-msg-edit-input:focus {
    border-color: #9bbcff;
    box-shadow: 0 0 0 2px rgba(120, 155, 255, 0.16);
}
.chat-msg-edit-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 10px;
}
.chat-msg-edit-btn {
    border: none;
    border-radius: 14px;
    padding: 7px 14px;
    background: transparent;
    color: var(--text-200);
    font-size: 13px;
    cursor: pointer;
}
.chat-msg-edit-btn.primary {
    background: rgba(142, 169, 255, 0.22);
    color: var(--text-100);
}
.chat-msg-edit-btn:hover {
    background: var(--bg-300);
    color: var(--text-100);
}
.chat-msg-edit-btn:disabled,
.chat-msg-edit-input:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ===== 空状态：大字问候 + 建议卡片 ===== */
.chat-welcome {
    min-height: calc(100vh - var(--navbar-height) - 260px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0 20px;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}
.chat-welcome-avatar { display: none; }
.chat-hero-greeting {
    font-size: 44px;
    font-weight: 500;
    line-height: 1.2;
    background: linear-gradient(90deg, #4796E3, #7D6AC7, #E15BA0);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
}
.chat-hero-sub {
    font-size: 18px;
    color: var(--text-200);
    margin-bottom: 36px;
}
.chat-welcome-opening {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    max-width: 640px;
    margin: 0 auto 24px;
    padding: 14px 20px;
    font-size: 14px;
    color: var(--text-100);
    line-height: 1.6;
}
.chat-suggest-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
    width: 100%;
    max-width: 840px;
    margin-top: 8px;
}
.chat-suggest-card {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px;
    text-align: left;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    color: var(--text-100);
    font-size: 13px;
    line-height: 1.5;
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.chat-suggest-card:hover { background: var(--bg-300); }
.chat-suggest-card-icon { font-size: 20px; margin-bottom: 8px; }

/* 智能体选择（点"💎 智能体"进入时的大卡片） */
.chat-agent-select-page {
    max-width: 840px;
    margin: 40px auto;
    padding: 0 20px;
}
.chat-agent-select-title {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-100);
}
.chat-agent-select-sub {
    font-size: 13px;
    color: var(--text-200);
    margin-bottom: 24px;
}

/* ===== 输入区：贴底 flex 布局，保留药丸视觉 ===== */
#chat-panel .chat-input-bar {
    position: static;
    flex: 0 0 auto;
    flex-shrink: 0;
    padding: 12px 24px 16px;
    background: var(--bg-100);
    border-top: none;
    pointer-events: auto;
}
#chat-panel .chat-input-wrap {
    max-width: 860px;
    margin: 0 auto;
    pointer-events: auto;
}
#chat-panel .chat-input-row {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 28px;
    padding: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    min-height: 56px;
    align-items: center;
}
#chat-panel .chat-input-row:focus-within {
    border-color: var(--accent-100, #33457A);
    box-shadow: 0 4px 18px rgba(71, 150, 227, 0.18);
}
#chat-panel .chat-upload-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: transparent;
    color: var(--text-100);
    font-size: 18px;
}
#chat-panel .chat-upload-btn:hover { background: var(--bg-300); }
#chat-panel .chat-textarea {
    padding: 8px 12px;
    min-height: 40px;
    font-size: 15px;
    background: transparent;
}
#chat-panel .chat-textarea::placeholder { color: var(--text-200); }
#chat-panel .chat-send-btn {
    width: 40px;
    min-width: 40px;
    max-width: 40px;
    height: 40px;
    min-height: 40px;
    max-height: 40px;
    padding: 0;
    border-radius: 50%;
    font-size: 0;
    background: var(--accent-100, #33457A);
    position: relative;
    flex: 0 0 40px;
    align-self: center;
    display: none;
}
#chat-panel .chat-send-btn.stop { display: block; }
#chat-panel .chat-send-btn::before {
    content: '→';
    font-size: 20px;
    color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
#chat-panel .chat-send-btn.stop::before { content: '■'; font-size: 12px; }
#chat-panel .chat-send-btn:disabled {
    background: var(--bg-300);
    cursor: not-allowed;
}
#chat-panel .chat-send-btn:disabled::before { color: var(--text-200); }

.chat-model-hint {
    text-align: center;
    padding: 8px 0 0;
    font-size: 11px;
    color: var(--text-200);
}

/* 输入区附件预览 */
#chat-panel .chat-pending-files {
    background: var(--bg-200);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 8px;
    margin-bottom: 6px;
}
#chat-panel .chat-file-hint {
    background: rgba(217, 83, 79, 0.1);
    color: #d9534f;
    border-radius: 12px;
    padding: 6px 12px;
    font-size: 12px;
    margin-bottom: 6px;
}

/* 流式光标颜色适配新的纯文字 AI 气泡 */
.chat-stream-cursor { background: var(--text-100); }

/* 极简空状态（Gemini 风格 v2：不显示卡片，只一行小字） */
.chat-empty-hint {
    text-align: center;
    color: var(--text-200);
    font-size: 14px;
    padding: 80px 20px 40px;
}

/* Free chat layout repair: keep the composer visible inside the zoomed app. */
#chat-panel {
    height: calc(71.4286vh - var(--navbar-height));
    min-height: 0;
    width: 100%;
}

#chat-panel.show {
    display: flex !important;
}

#chat-panel .chat-sidebar,
#chat-panel .chat-main {
    height: 100%;
    min-height: 0;
}

#chat-panel .chat-main {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#chat-panel .chat-topbar {
    flex: 0 0 auto;
}

#chat-panel .chat-messages {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
    padding-bottom: 16px;
}

#chat-panel .chat-empty {
    max-width: 760px;
    width: 100%;
    margin: auto;
}

#chat-panel .chat-input-bar {
    display: block !important;
    flex: 0 0 auto;
    position: relative;
    z-index: 5;
    padding: 12px 24px 16px;
    background: var(--bg-100);
    box-shadow: 0 -10px 24px rgba(0, 0, 0, 0.18);
}

#chat-panel .chat-input-wrap {
    width: min(860px, calc(100% - 32px));
    max-width: 860px;
}

#chat-panel .chat-input-row {
    display: flex;
    width: 100%;
}

#chat-panel .chat-textarea {
    min-width: 0;
}

#chat-panel .chat-sidebar-list {
    flex: 1 1 auto;
    min-height: 0;
    overflow-y: auto;
}

#chat-panel .chat-sidebar-list > div[style*="text-align: center"] {
    margin: 16px 8px;
    padding: 18px 14px !important;
    border: 1px dashed var(--border-color);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.02);
    line-height: 1.5;
}

@supports (height: 100dvh) {
    #chat-panel {
        height: calc(71.4286dvh - var(--navbar-height));
    }
}

@media (max-width: 768px) {
    #chat-panel {
        height: calc(71.4286vh - var(--navbar-height));
    }

    #chat-panel .chat-sidebar {
        width: 240px;
    }

    #chat-panel .chat-input-bar {
        padding: 10px 12px 12px;
    }

    #chat-panel .chat-input-wrap {
        width: 100%;
    }
}

/* ========================================
   UI Redesign 2026 - Layout & Theme Override
======================================== */
:root {
    --ui-bg: #0d111c;
    --ui-nav: #111827;
    --ui-top: #121a2b;
    --ui-panel: #182236;
    --ui-panel-2: #202b42;
    --ui-field: #0f1726;
    --ui-border: rgba(126, 145, 196, 0.22);
    --ui-border-strong: #2b3852;
    --ui-text: #f5f7fb;
    --ui-muted: #a6b0c6;
    --ui-muted-2: #6f7b94;
    --ui-primary: #4f6df5;
    --ui-primary-2: #6d82ff;
    --ui-green: #20c7a5;
    --ui-danger: #e25b5b;
    --ui-radius: 8px;
    --ui-sidebar-width: 224px;
    --ui-sidebar-collapsed: 66px;
    --navbar-height: 64px;
    --primary-color: var(--ui-primary);
    --primary-hover: var(--ui-primary-2);
    --bg-primary: var(--ui-bg);
    --bg-secondary: var(--ui-panel);
    --bg-100: var(--ui-bg);
    --bg-200: var(--ui-panel);
    --bg-300: var(--ui-panel-2);
    --text-primary: var(--ui-text);
    --text-secondary: var(--ui-muted);
    --border-color: var(--ui-border);
}

body {
    zoom: 1;
    background: var(--ui-bg);
    color: var(--ui-text);
    font-size: 14px;
}

.login-container {
    background:
        radial-gradient(circle at 18% 18%, rgba(79, 109, 245, 0.18), transparent 32%),
        radial-gradient(circle at 78% 24%, rgba(32, 199, 165, 0.14), transparent 30%),
        var(--ui-bg);
}

.login-box {
    width: 430px;
    background: rgba(17, 24, 39, 0.94);
    border: 1px solid var(--ui-border);
    border-radius: 12px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
    padding: 28px;
}

.login-logo {
    font-size: 24px;
    font-weight: 800;
}

.login-subtitle {
    color: var(--ui-muted-2);
    margin-top: 6px;
}

.auth-tabs {
    padding: 4px;
    border: 1px solid var(--ui-border);
    background: var(--ui-field);
    border-radius: var(--ui-radius);
}

.auth-tab {
    border-radius: 6px;
}

.auth-tab.active,
.btn-login,
.btn-primary {
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-primary-2));
    color: #fff;
    box-shadow: 0 12px 24px rgba(79, 109, 245, 0.24);
}

.form-input,
.control-select,
.control-input,
.control-input-number,
.control-textarea {
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    background: var(--ui-field);
    color: var(--ui-text);
}

.app-container:not([style*="display: none"]) {
    display: grid !important;
    grid-template-columns: var(--ui-sidebar-width) minmax(0, 1fr);
    grid-template-rows: var(--navbar-height) minmax(0, 1fr);
    height: 100vh;
    overflow: hidden;
    background: var(--ui-bg);
}

.app-container.sidebar-collapsed:not([style*="display: none"]) {
    grid-template-columns: var(--ui-sidebar-collapsed) minmax(0, 1fr);
}

.app-container.sidebar-collapsed .app-sidebar {
    width: var(--ui-sidebar-collapsed);
    min-width: var(--ui-sidebar-collapsed);
}

.app-sidebar {
    grid-column: 1;
    grid-row: 1 / 3;
    background: var(--ui-nav);
    border-right: 1px solid var(--ui-border);
    padding: 14px 10px;
    display: flex;
    flex-direction: column;
    min-width: 0;
    z-index: 12;
}

.app-brand {
    height: 42px;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 8px;
    margin-bottom: 14px;
    min-width: 0;
}

.app-brand-mark {
    width: 32px;
    height: 32px;
    border-radius: var(--ui-radius);
    background: linear-gradient(135deg, var(--ui-primary), var(--ui-green));
    color: #07111f;
    display: grid;
    place-items: center;
    font-weight: 900;
    flex: none;
}

.app-brand-title {
    color: var(--ui-text);
    font-weight: 800;
    line-height: 1.15;
    white-space: nowrap;
}

.app-brand-subtitle {
    color: var(--ui-muted-2);
    font-size: 11px;
    margin-top: 2px;
    white-space: nowrap;
}

.app-nav,
.app-nav-bottom {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.app-nav-bottom {
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid var(--ui-border);
}

.app-nav-item {
    height: 42px;
    border: 1px solid transparent;
    border-radius: var(--ui-radius);
    background: transparent;
    color: var(--ui-muted);
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 10px;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    width: 100%;
    font-size: 14px;
}

.app-nav-item:hover {
    color: var(--ui-text);
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--ui-border);
}

.app-nav-item.active {
    color: #fff;
    background: rgba(79, 109, 245, 0.16);
    border-color: rgba(79, 109, 245, 0.32);
}

.app-nav-icon {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 20px;
    position: relative;
    color: currentColor;
}

.app-nav-icon svg {
    width: 19px;
    height: 19px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.app-container.sidebar-collapsed .app-brand {
    justify-content: center;
    padding: 0;
}

.app-container.sidebar-collapsed .app-brand-text,
.app-container.sidebar-collapsed .app-nav-label {
    display: none;
}

.app-container.sidebar-collapsed .app-nav-item {
    justify-content: center;
    padding: 0;
    gap: 0;
}

.app-container.sidebar-collapsed .app-nav-toggle .app-nav-icon {
    transform: rotate(180deg);
}

.navbar {
    grid-column: 2;
    grid-row: 1;
    height: var(--navbar-height);
    background: rgba(18, 26, 43, 0.98);
    border-bottom: 1px solid rgba(78, 96, 130, 0.45);
    box-shadow: none;
    padding: 0 18px;
}

.navbar-left .logo {
    font-size: 18px;
    font-weight: 800;
    color: var(--ui-text);
}

.navbar-left .logo::after {
    content: none;
}

.app-container.chat-active .navbar-left {
    visibility: hidden;
}

.btn-api-link,
#btnSettings,
#btnManageAccounts,
#btnOpenChat {
    display: none !important;
}

.navbar-right {
    gap: 8px;
}

.points-display,
.api-status,
.user-dropdown-trigger,
.btn-settings,
.btn-secondary {
    height: 34px;
    border-radius: var(--ui-radius);
    border: 1px solid var(--ui-border);
    background: var(--ui-panel);
    color: var(--ui-muted);
    padding: 0 11px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
}

.points-display {
    color: var(--ui-green);
    font-weight: 800;
}

.points-icon svg,
.user-avatar svg,
.dropdown-arrow svg,
.menu-icon svg {
    width: 16px;
    height: 16px;
    display: block;
}

.api-status {
    min-width: 118px;
    justify-content: center;
}

.user-dropdown {
    margin-right: 0;
}

.user-avatar,
.points-icon {
    width: 18px;
    height: 18px;
    display: inline-grid;
    place-items: center;
    font-size: 14px;
}

.dropdown-arrow {
    color: var(--ui-muted-2);
    margin-left: 2px;
    display: inline-grid;
    place-items: center;
}

.points-value,
.points-cost-value,
.points-cost-display {
    color: var(--ui-green);
}

.status-dot.active,
.status-dot {
    background: var(--ui-green);
    box-shadow: 0 0 0 4px rgba(32, 199, 165, 0.12);
}

.user-dropdown-menu {
    background: #101827;
    border-color: var(--ui-border-strong);
    border-radius: var(--ui-radius);
    box-shadow: 0 18px 46px rgba(0, 0, 0, 0.34);
    min-width: 230px;
    padding: 8px;
}

.user-dropdown-header {
    padding: 10px 10px 12px;
    border-bottom: 1px solid rgba(78, 96, 130, 0.45);
}

.user-dropdown-name {
    color: var(--ui-text);
    font-size: 16px;
    font-weight: 800;
}

.user-dropdown-id,
.user-dropdown-phone {
    color: var(--ui-muted-2);
}

.user-dropdown-points {
    color: var(--ui-green);
}

.user-dropdown-divider {
    background: var(--ui-border);
    margin: 6px -8px;
}

.user-dropdown-item {
    min-height: 38px;
    display: flex;
    align-items: center;
    gap: 8px;
    border-radius: 7px;
    padding: 0 10px;
    color: var(--ui-muted);
}

.user-dropdown-item .menu-icon {
    width: 16px;
    height: 16px;
    display: inline-grid;
    place-items: center;
    flex: 0 0 16px;
}

.user-dropdown-item:hover {
    background: rgba(255, 255, 255, 0.04);
    color: var(--ui-text);
}

.user-dropdown-item.text-danger {
    color: #ffb7b7;
}

.main-container {
    grid-column: 2;
    grid-row: 2;
    min-height: 0;
    height: 100%;
    display: flex;
    gap: 12px;
    padding: 12px;
    overflow: hidden;
    background: var(--ui-bg);
}

#toolbox-panel {
    grid-column: 2;
    grid-row: 2;
    min-height: 0;
    height: 100%;
    padding: 12px;
    overflow: hidden;
    background: var(--ui-bg);
}

#toolboxFrame {
    width: 100%;
    height: 100%;
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    background: var(--ui-panel);
    display: block;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
}

.left-panel,
.middle-panel,
.right-panel {
    background: var(--ui-panel);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    overflow: hidden;
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
}

.left-panel,
.middle-panel {
    padding: 0;
    overflow-y: auto;
}

.left-panel {
    width: 310px;
    min-width: 310px;
}

.middle-panel {
    width: 340px;
    min-width: 340px;
}

.right-panel {
    min-width: 0;
    flex: 1;
}

.left-panel > .control-section:first-child {
    display: none;
}

.control-section,
.upload-section {
    margin: 0;
    padding: 14px;
    border: 0;
    border-bottom: 1px solid rgba(78, 96, 130, 0.45);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}

.control-section:hover,
.upload-section:hover {
    background: transparent;
    transform: none;
}

.control-label {
    color: var(--ui-muted);
    font-size: 12px;
    font-weight: 700;
}

.control-row-2col {
    gap: 10px;
}

.points-cost-display {
    min-height: 40px;
    border: 1px solid rgba(32, 199, 165, 0.28);
    border-radius: var(--ui-radius);
    background: rgba(32, 199, 165, 0.08);
}

.input-with-range {
    display: grid;
    grid-template-columns: 70px minmax(0, 1fr);
    gap: 10px;
}

.control-range {
    accent-color: var(--ui-primary);
}

.btn-primary,
.btn-danger {
    height: 42px;
    border-radius: var(--ui-radius);
    font-weight: 800;
}

.btn-danger {
    background: rgba(226, 91, 91, 0.18);
    color: #ffb7b7;
    border: 1px solid rgba(226, 91, 91, 0.3);
}

.mode-example-card {
    margin-top: 10px;
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    background: var(--ui-field);
    overflow: hidden;
}

.mode-example-cover {
    height: 120px;
    background:
        linear-gradient(135deg, rgba(79, 109, 245, 0.25), rgba(32, 199, 165, 0.16)),
        radial-gradient(circle at 72% 30%, rgba(255, 255, 255, 0.14), transparent 34%),
        #111827;
    display: flex;
    align-items: flex-start;
    padding: 10px;
    color: rgba(245, 247, 251, 0.72);
    font-size: 12px;
    font-weight: 800;
}

.mode-example-body {
    padding: 11px;
}

.mode-example-title {
    font-weight: 800;
    margin-bottom: 5px;
}

.mode-example-desc {
    color: var(--ui-muted-2);
    font-size: 12px;
    line-height: 1.6;
    margin-bottom: 9px;
}

.mode-example-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.mode-example-tags span {
    height: 24px;
    padding: 0 8px;
    border-radius: 999px;
    background: rgba(79, 109, 245, 0.12);
    color: var(--ui-muted);
    border: 1px solid rgba(79, 109, 245, 0.2);
    display: inline-flex;
    align-items: center;
    font-size: 12px;
}

.upload-box {
    border: 1.5px dashed rgba(126, 145, 196, 0.36);
    border-radius: var(--ui-radius);
    background: var(--ui-field);
    min-height: 190px;
    padding: 18px;
    display: grid;
    place-items: center;
    color: var(--ui-muted-2);
}

.upload-box:hover {
    border-color: rgba(79, 109, 245, 0.5);
    background: var(--ui-field);
    transform: none;
}

.upload-box::before {
    content: none;
}

.upload-icon {
    width: 34px;
    height: 34px;
    margin: 0 auto 10px;
    color: var(--ui-primary-2);
    font-size: 0;
    position: relative;
}

/* 新版 SVG 上传图标 */
.upload-icon-svg {
    color: var(--ui-primary-2, #4f6df5);
    margin: 0 auto 12px;
    display: block;
    transition: transform 0.3s ease, color 0.3s ease;
}

.upload-box:hover .upload-icon-svg {
    color: var(--ui-primary, #6671A8);
    transform: translateY(-2px);
}

/* "+ 选择图片" 按钮样式 */
.upload-button {
    display: inline-block;
    padding: 10px 24px;
    background: linear-gradient(135deg, #4f6df5 0%, #6671A8 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(79, 109, 245, 0.35);
    transition: all 0.25s ease;
    margin: 4px 0 2px;
    pointer-events: none; /* 让点击事件冒泡到 upload-box，由它统一处理 */
}

.upload-box:hover .upload-button {
    transform: translateY(-1px);
    box-shadow: 0 4px 14px rgba(79, 109, 245, 0.5);
    background: linear-gradient(135deg, #5b78ff 0%, #7280bb 100%);
}

.upload-box.dragover .upload-button {
    background: linear-gradient(135deg, #45b657 0%, #2f8f44 100%);
    box-shadow: 0 4px 14px rgba(69, 182, 87, 0.5);
}

.upload-icon::before {
    content: "";
    position: absolute;
    left: 8px;
    top: 4px;
    width: 16px;
    height: 18px;
    border: 2px solid currentColor;
    border-radius: 5px;
}

.upload-icon::after {
    content: "";
    position: absolute;
    left: 15px;
    top: 11px;
    width: 8px;
    height: 8px;
    border-left: 2px solid currentColor;
    border-top: 2px solid currentColor;
    transform: rotate(45deg);
}

.upload-text {
    color: var(--ui-text);
    font-size: 14px;
    font-weight: 800;
}

.upload-hint {
    color: var(--ui-muted-2) !important;
    margin-top: 4px;
}

.tabs {
    height: 48px;
    background: var(--ui-panel);
    border-bottom: 1px solid rgba(78, 96, 130, 0.45);
    padding: 0 14px;
    align-items: flex-end;
}

.tab-btn {
    height: 38px;
    padding: 0 16px;
    border-radius: 8px 8px 0 0;
    color: var(--ui-muted-2);
    font-size: 14px;
    font-weight: 700;
}

.tab-btn.active {
    color: var(--ui-text);
    background: var(--ui-nav);
    box-shadow: inset 0 -2px 0 var(--ui-green);
}

.tab-content {
    background: var(--ui-panel);
}

.tab-pane {
    padding: 14px;
}

.toolbar {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 14px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(160px, 1fr));
    gap: 14px;
}

.result-card {
    background: var(--ui-nav);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    margin: 0;
    box-shadow: none;
}

.result-card:hover {
    transform: none;
    border-color: rgba(79, 109, 245, 0.38);
}

.result-card-image {
    aspect-ratio: auto !important;
    background: #0d1423;
    line-height: 0;
    overflow: hidden;
}

.result-card-image img {
    width: 100%;
    height: auto !important;
    object-fit: contain;
    flex: none;
    display: block;
    border-bottom: 1px solid rgba(104, 120, 160, 0.35);
}

.btn-regenerate {
    display: none !important;
}

.result-card-checkbox {
    top: 9px;
    left: 9px;
    width: 22px;
    height: 22px;
    accent-color: var(--ui-green);
}

.result-card-body {
    padding: 10px;
}

.result-card-prompt {
    color: var(--ui-muted);
    font-size: 12px;
    line-height: 1.5;
    max-height: 38px;
    margin-bottom: 9px;
}

.result-card-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 7px;
}

.result-card-actions button,
.btn-download,
.btn-regenerate-result,
.btn-view {
    height: 31px;
    border-radius: 7px;
    border: 1px solid var(--ui-border);
    background: var(--ui-panel-2);
    color: var(--ui-muted);
    font-size: 12px;
    font-weight: 700;
}

.result-card-actions button:first-child {
    color: #fff;
    background: rgba(79, 109, 245, 0.22);
    border-color: rgba(79, 109, 245, 0.34);
}

.prompt-card {
    background: var(--ui-nav);
    border: 1px solid var(--ui-border);
    border-radius: var(--ui-radius);
    color: var(--ui-muted);
}

.history-date-group {
    margin-bottom: 24px;
}

.history-date-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
    padding: 0;
    border-bottom: none;
}

.history-date-title {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 800;
    font-size: 16px;
    color: #ffffff;
    min-width: 0;
    flex-wrap: wrap;
}

.history-date-actions {
    display: none;
}

.history-date-actions button,
.btn-history-folder {
    height: 30px;
    padding: 0 12px;
    border-radius: 7px;
    border: 1px solid var(--ui-border);
    background: var(--ui-panel-2);
    color: var(--ui-muted);
    font-size: 12px;
    font-weight: 700;
}

.btn-history-folder {
    margin: 0 4px;
    background: rgba(79, 109, 245, 0.22);
    color: var(--ui-text);
    border-color: rgba(79, 109, 245, 0.34);
}

.history-save-path-panel {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 0 0 18px;
    padding: 12px 14px;
    border: 1px solid rgba(82, 103, 145, 0.55);
    border-radius: 8px;
    background: rgba(13, 23, 40, 0.78);
}

.history-save-path-title {
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
}

.history-save-path-row {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.history-save-path-input {
    flex: 1 1 320px;
    min-width: 220px;
    height: 34px;
    padding: 0 12px;
    border: 1px solid rgba(82, 103, 145, 0.75);
    border-radius: 7px;
    background: #0b1221;
    color: #e8eefc;
    font-size: 12px;
    outline: none;
}

.history-save-path-input:focus {
    border-color: rgba(66, 211, 190, 0.8);
    box-shadow: 0 0 0 2px rgba(66, 211, 190, 0.12);
}

.history-save-path-input::placeholder {
    color: #6f7f9e;
}

.history-save-path-row .btn-history-folder {
    margin: 0;
    height: 34px;
    flex: 0 0 auto;
}

.history-save-path-help {
    color: #91a1c2;
    font-size: 11px;
    line-height: 1.5;
    word-break: break-all;
}

.history-save-path-help strong {
    color: #00d8b6;
    font-weight: 700;
}

.history-retention-notice {
    display: none;
}

.history-retention-icon {
    font-size: 15px;
}

.history-retention-folder {
    color: var(--ui-muted-2);
}

#btnChooseLocalHistoryFolder {
    height: 30px !important;
    padding: 0 10px !important;
    background: rgba(79, 109, 245, 0.22) !important;
    color: var(--ui-text) !important;
    border: 1px solid rgba(79, 109, 245, 0.34) !important;
    border-radius: 7px !important;
}

.history-date-actions button,
.btn-history-select-all,
.btn-history-download,
.btn-history-delete {
    height: 30px !important;
    border-radius: 7px !important;
    border: 1px solid var(--ui-border) !important;
    background: var(--ui-panel-2) !important;
    color: var(--ui-muted) !important;
}

.history-images-grid {
    display: grid !important;
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 14px !important;
}

.history-img-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    aspect-ratio: auto !important;
    min-height: 410px;
    border-radius: 8px !important;
    border: 1px solid rgba(72, 91, 130, 0.68) !important;
    background: #101827;
    overflow: hidden;
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.22);
}

.history-img-wrapper img {
    width: 100%;
    height: 210px;
    object-fit: cover;
    flex: none;
    display: block;
    background:
        linear-gradient(180deg, rgba(48, 66, 114, 0.86) 0%, rgba(31, 61, 78, 0.92) 100%);
    border-bottom: 1px solid rgba(86, 108, 147, 0.45);
}

.history-img-checkbox {
    opacity: 0;
    transition: opacity 0.18s ease;
}

.history-img-wrapper:hover .history-img-checkbox,
.history-img-checkbox:checked,
.history-img-checkbox:focus {
    opacity: 1;
}

#chat-panel {
    grid-column: 2;
    grid-row: 2;
    height: 100% !important;
}

@media (max-width: 1320px) {
    .middle-panel {
        display: none;
    }

    .left-panel {
        width: 300px;
        min-width: 300px;
    }

    .results-grid {
        grid-template-columns: repeat(2, minmax(160px, 1fr));
    }

    .history-images-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    }
}

.history-card-footer {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 12px 12px 13px;
    background: #0d1423;
    flex: 1;
}
.history-card-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    color: #8fa1c0;
    font-size: 11px;
    line-height: 1.45;
}
.history-card-title {
    color: #ffffff;
    font-size: 14px;
    font-weight: 800;
    line-height: 1.3;
    min-height: 18px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.history-card-prompt {
    color: #cad6f0;
    font-size: 11px;
    line-height: 1.5;
    min-height: 33px;
    max-height: 33px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.history-card-path {
    color: #00d8b6;
    font-size: 11px;
    line-height: 1.4;
    min-height: 16px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.history-card-path-missing {
    color: #91a1c2;
}

.history-card-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 7px;
    margin-top: 2px;
}
.history-card-actions button {
    height: 32px;
    border-radius: 7px;
    border: 1px solid rgba(82, 103, 145, 0.8);
    background: #202d49;
    color: #e8eefc;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.history-card-actions button:hover {
    background: #26385d;
    border-color: rgba(111, 143, 218, 0.92);
    transform: translateY(-1px);
}

.history-card-action-copy {
    background: #1c2d63 !important;
    border-color: rgba(72, 101, 194, 0.72) !important;
    color: #ffffff !important;
}

.history-card-action-open {
    background: #202b42 !important;
    color: #c9d3e8 !important;
}

.history-card-action-delete {
    grid-column: 1 / -1;
    color: #ff7878 !important;
    background: rgba(72, 28, 44, 0.72) !important;
    border-color: rgba(161, 65, 82, 0.55) !important;
}

@media (max-width: 980px) {
    .history-images-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }
}

@media (max-width: 640px) {
    .history-images-grid {
        grid-template-columns: 1fr !important;
    }
}