/* 🛡️ 首次充值引导弹窗样式 */
        #deposit-tutorial-modal .modal-content {
            width: 92%;
            max-width: 400px;
            max-height: 80vh;
            display: flex;
            flex-direction: column;
            border-radius: 20px;
            padding: 0;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3) !important;
            transition: all 0.3s ease;
            border: 1px solid #e2e8f0 !important;
            background: #ffffff !important;
            color: #1e293b !important;
        }

        /* 🌙 深色/赛博风模式 (默认/body.dark-mode/body.is-lucky-mode) */
        body.dark-mode #deposit-tutorial-modal .modal-content,
        body.is-lucky-mode #deposit-tutorial-modal .modal-content {
            /* 承重: 对抗内联样式与高特异性规则, 移除后快照翻盘 (实测 98 处差异) */
            background: radial-gradient(circle at 50% 0%, rgba(30, 34, 53, 0.98), rgba(11, 15, 25, 0.98)) !important;
            backdrop-filter: saturate(150%) blur(24px) !important;
            border: 1px solid rgba(56, 189, 248, 0.3) !important;
            color: #f8fafc !important;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6) !important;
        }

        /* 🎠 欢乐盘模式 (body.fun-mode) */
        body.fun-mode #deposit-tutorial-modal .modal-content {
            /* 承重: 对抗内联样式与高特异性规则, 移除后奶油暖色翻盘为深棕 */
            background: #FAF6EC !important;
            border: 1px solid rgba(184, 134, 11, 0.25) !important;
            color: #1F1B16 !important;
            box-shadow: 0 15px 40px rgba(139, 92, 26, 0.15) !important;
        }

        /* 头部 Header */
        #deposit-tutorial-modal .modal-header-banner {
            background: linear-gradient(135deg, #FF6B6B 0%, #E63946 100%) !important;
            padding: 16px 20px;
            text-align: center;
            color: white !important;
            position: relative;
        }

        #deposit-tutorial-modal .modal-header-banner .shield-icon {
            font-size: 2.2rem;
            margin-bottom: 6px;
        }

        #deposit-tutorial-modal .modal-header-banner h3 {
            margin: 0;
            font-size: 1.25rem;
            font-weight: bold;
            color: #ffffff !important;
            text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
        }

        #deposit-tutorial-modal .modal-header-banner p {
            margin: 4px 0 0;
            opacity: 0.9 !important;
            font-size: 0.8rem;
        }

        /* 🎠 欢乐盘下头部的金黄色调 */
        body.fun-mode #deposit-tutorial-modal .modal-header-banner {
            background: linear-gradient(135deg, #FFE5A0 0%, #D4A574 100%) !important;
            color: #6B4423 !important;
        }

        body.fun-mode #deposit-tutorial-modal .modal-header-banner h3 {
            color: #6B4423 !important;
            text-shadow: none !important;
        }

        body.fun-mode #deposit-tutorial-modal .modal-header-banner p {
            color: #8B5C30 !important;
            opacity: 0.9 !important;
        }

        /* 中间内容区与滑滚限制 */
        #deposit-tutorial-modal .modal-body-scrollable {
            padding: 15px 20px;
            flex-grow: 1;
            max-height: 240px;
            overflow-y: auto;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
        }

        /* 优化滑滚条 */
        #deposit-tutorial-modal .modal-body-scrollable::-webkit-scrollbar {
            width: 6px;
        }

        #deposit-tutorial-modal .modal-body-scrollable::-webkit-scrollbar-track {
            background: transparent !important;
        }

        #deposit-tutorial-modal .modal-body-scrollable::-webkit-scrollbar-thumb {
            border-radius: 3px;
            background: rgba(0, 0, 0, 0.15) !important;
        }

        body.dark-mode #deposit-tutorial-modal .modal-body-scrollable::-webkit-scrollbar-thumb,
        body.is-lucky-mode #deposit-tutorial-modal .modal-body-scrollable::-webkit-scrollbar-thumb {
            background: rgba(56, 189, 248, 0.3) !important;
        }

        body.fun-mode #deposit-tutorial-modal .modal-body-scrollable::-webkit-scrollbar-thumb {
            background: rgba(184, 134, 11, 0.3) !important;
        }

        /* Step 页面细节微调 */
        #deposit-tutorial-modal .dt-step {
            width: 100%;
            text-align: center;
            animation: fadeIn 0.3s ease;
        }

        #deposit-tutorial-modal .dt-step .step-icon {
            font-size: 2.2rem;
            margin-bottom: 12px;
        }

        #deposit-tutorial-modal .dt-step h4 {
            font-size: 1.05rem;
            color: #E63946 !important;
            margin: 0 0 10px 0;
            font-weight: bold;
        }

        body.dark-mode #deposit-tutorial-modal .dt-step h4,
        body.is-lucky-mode #deposit-tutorial-modal .dt-step h4 {
            color: #38bdf8 !important;
        }

        body.fun-mode #deposit-tutorial-modal .dt-step h4 {
            color: #B8860B !important;
        }

        #deposit-tutorial-modal .dt-step p {
            font-size: 0.82rem;
            line-height: 1.5;
            margin: 0;
            color: inherit !important;
        }

        body.dark-mode #deposit-tutorial-modal .dt-step p,
        body.is-lucky-mode #deposit-tutorial-modal .dt-step p {
            color: #cbd5e1 !important;
        }

        body.fun-mode #deposit-tutorial-modal .dt-step p {
            color: #5D4037 !important;
        }

        /* 高亮标签适配 */
        #deposit-tutorial-modal .highlight-tag {
            display: inline-block;
            background: rgba(230, 57, 70, 0.08) !important;
            border: 1px solid rgba(230, 57, 70, 0.15) !important;
            color: #E63946 !important;
            padding: 3px 10px;
            border-radius: 6px;
            margin-top: 4px;
            font-weight: bold;
        }

        body.dark-mode #deposit-tutorial-modal .highlight-tag,
        body.is-lucky-mode #deposit-tutorial-modal .highlight-tag {
            background: rgba(56, 189, 248, 0.1) !important;
            border: 1px solid rgba(56, 189, 248, 0.2) !important;
            color: #38bdf8 !important;
        }

        body.fun-mode #deposit-tutorial-modal .highlight-tag {
            background: rgba(184, 134, 11, 0.08) !important;
            border: 1px solid rgba(184, 134, 11, 0.15) !important;
            color: #B8860B !important;
        }

        #deposit-tutorial-modal .warning-box {
            background: #FFEBEB !important;
            border: 1px dashed #D32F2F !important;
            color: #D32F2F !important;
            padding: 6px 10px;
            border-radius: 6px;
            font-weight: bold;
            display: inline-block;
        }

        body.dark-mode #deposit-tutorial-modal .warning-box,
        body.is-lucky-mode #deposit-tutorial-modal .warning-box {
            background: rgba(239, 68, 68, 0.1) !important;
            border: 1px dashed rgba(239, 68, 68, 0.4) !important;
            color: #f87171 !important;
        }

        body.fun-mode #deposit-tutorial-modal .warning-box {
            background: rgba(184, 134, 11, 0.05) !important;
            border: 1px dashed rgba(184, 134, 11, 0.3) !important;
            color: #8B5C30 !important;
        }

        /* 底部区域 */
        #deposit-tutorial-modal .modal-footer {
            padding: 15px 20px 20px;
            background: #f8fafc !important;
            border-top: 1px solid #e2e8f0 !important;
            text-align: center;
        }

        body.dark-mode #deposit-tutorial-modal .modal-footer,
        body.is-lucky-mode #deposit-tutorial-modal .modal-footer {
            background: rgba(255, 255, 255, 0.02) !important;
            border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
        }

        body.fun-mode #deposit-tutorial-modal .modal-footer {
            background: #FAF6EC !important;
            border-top: 1px solid rgba(184, 134, 11, 0.15) !important;
        }

        /* 指示灯 dot */
        #deposit-tutorial-modal .indicator-dot {
            width: 8px;
            height: 8px;
            border-radius: 4px;
            background: #cbd5e1 !important;
            transition: all 0.3s;
        }

        #deposit-tutorial-modal .indicator-dot.active {
            background: #E63946 !important;
            width: 16px;
        }

        body.dark-mode #deposit-tutorial-modal .indicator-dot.active,
        body.is-lucky-mode #deposit-tutorial-modal .indicator-dot.active {
            background: #38bdf8 !important;
        }

        body.fun-mode #deposit-tutorial-modal .indicator-dot.active {
            background: #B8860B !important;
        }

        /* 按钮微调 */
        #deposit-tutorial-modal .btn-action {
            width: 100%;
            padding: 11px;
            font-size: 0.95rem;
            border-radius: 10px;
            border: none !important;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.2s;
        }

        #deposit-tutorial-modal #dt-btn-next {
            background: #1e293b !important;
            color: white !important;
        }

        body.dark-mode #deposit-tutorial-modal #dt-btn-next,
        body.is-lucky-mode #deposit-tutorial-modal #dt-btn-next {
            background: #38bdf8 !important;
            color: #0f172a !important;
        }

        body.fun-mode #deposit-tutorial-modal #dt-btn-next {
            background: #B8860B !important;
            color: #FAF6EC !important;
        }

        #deposit-tutorial-modal #dt-btn-confirm {
            background: #E63946 !important;
            color: white !important;
        }

        #deposit-tutorial-modal #dt-btn-confirm:disabled {
            opacity: 0.5 !important;
            cursor: not-allowed;
        }

        body.dark-mode #deposit-tutorial-modal #dt-btn-confirm,
        body.is-lucky-mode #deposit-tutorial-modal #dt-btn-confirm {
            background: #ef4444 !important;
            color: white !important;
        }

        body.fun-mode #deposit-tutorial-modal #dt-btn-confirm {
            background: #8B5C30 !important;
            color: white !important;
        }

        #deposit-tutorial-modal .btn-cancel {
            width: 100%;
            padding: 10px;
            margin-top: 8px;
            font-size: 0.85rem;
            border-radius: 10px;
            border: none !important;
            background: transparent !important;
            color: #64748b !important;
            cursor: pointer;
            transition: all 0.2s;
        }

        body.dark-mode #deposit-tutorial-modal .btn-cancel,
        body.is-lucky-mode #deposit-tutorial-modal .btn-cancel {
            color: #94a3b8 !important;
        }

        body.fun-mode #deposit-tutorial-modal .btn-cancel {
            color: #8B5C30 !important;
        }

        #deposit-tutorial-modal .btn-cancel:hover {
            background: rgba(0, 0, 0, 0.04) !important;
        }

        body.dark-mode #deposit-tutorial-modal .btn-cancel:hover,
        body.is-lucky-mode #deposit-tutorial-modal .btn-cancel:hover {
            background: rgba(255, 255, 255, 0.04) !important;
        }