:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            --aisitex-bg: #0f172a;
            --aisitex-card-bg: #1e293b;
            --aisitex-text: #f8fafc;
            --aisitex-text-muted: #94a3b8;
            --aisitex-primary: #229ed9;
            --aisitex-primary-hover: #1b85bd;
            --aisitex-accent: #38bdf8;
            --aisitex-border: #334155;
            --aisitex-error: #ef4444;
            --aisitex-success: #22c55e;
            --aisitex-font: Inter, system-ui, -apple-system, sans-serif;
        }
*:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
body:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-family: var(--aisitex-font);
            background-color: var(--aisitex-bg);
            color: var(--aisitex-text);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
/* 导航栏复用首页样式 */
.aisitex-nav-overlay:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0,0,0,0.5);
            z-index: 998;
        }
/* 主体布局 */
.aisitex-main:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            max-width: 1200px;
            margin: 0 auto;
            padding: 48px 24px 80px;
        }
.aisitex-hero-strip:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-card-bg);
            border: 1px solid var(--aisitex-border);
            border-radius: 16px;
            padding: 32px 40px;
            margin-bottom: 40px;
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 24px;
            align-items: center;
        }
.aisitex-hero-content h1:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--aisitex-text);
        }
.aisitex-hero-content p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            color: var(--aisitex-text-muted);
            font-size: 1rem;
            max-width: 700px;
        }
.aisitex-status-badge:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(34, 158, 217, 0.1);
            color: var(--aisitex-primary);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 600;
            border: 1px solid rgba(34, 158, 217, 0.2);
        }
.aisitex-status-dot:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 8px;
            height: 8px;
            background-color: var(--aisitex-primary);
            border-radius: 50%;
        }
/* 账号主工作区 */
.aisitex-account-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: grid;
            grid-template-columns: 1fr 420px;
            gap: 32px;
            align-items: start;
        }
.aisitex-info-panel:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-card-bg);
            border: 1px solid var(--aisitex-border);
            border-radius: 16px;
            padding: 32px;
        }
.aisitex-info-panel h2:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 1.25rem;
            font-weight: 600;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
.aisitex-steps-list:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-bottom: 32px;
        }
.aisitex-steps-item:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }
.aisitex-step-num:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 28px;
            height: 28px;
            background-color: rgba(34, 158, 217, 0.15);
            color: var(--aisitex-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 0.875rem;
            flex-shrink: 0;
        }
.aisitex-step-text h4:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 4px;
        }
.aisitex-step-text p:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 0.875rem;
            color: var(--aisitex-text-muted);
        }
.aisitex-preview-showcase:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--aisitex-border);
            background: #000;
        }
.aisitex-preview-showcase img:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            height: auto;
            display: block;
            opacity: 0.9;
        }
/* 认证卡片与表单 */
.aisitex-auth-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-card-bg);
            border: 1px solid var(--aisitex-border);
            border-radius: 16px;
            padding: 32px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
        }
.aisitex-auth-tabs:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: grid;
            grid-template-columns: 1fr 1fr;
            background: rgba(15, 23, 42, 0.6);
            padding: 4px;
            border-radius: 8px;
            margin-bottom: 24px;
            border: 1px solid var(--aisitex-border);
        }
.aisitex-tab-btn:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background: none;
            border: none;
            color: var(--aisitex-text-muted);
            padding: 10px;
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: 6px;
            cursor: pointer;
            transition: all 0.15s ease;
        }
.aisitex-tab-btn.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-primary);
            color: #fff;
        }
.aisitex-form-group:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            margin-bottom: 20px;
        }
.aisitex-form-label:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: block;
            font-size: 0.875rem;
            font-weight: 500;
            margin-bottom: 8px;
            color: var(--aisitex-text);
        }
.aisitex-form-input:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            background-color: #0f172a;
            border: 1px solid var(--aisitex-border);
            border-radius: 8px;
            padding: 12px 16px;
            color: var(--aisitex-text);
            font-size: 0.95rem;
            transition: border-color 0.15s ease;
        }
.aisitex-form-input:focus:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            outline: none;
            border-color: var(--aisitex-primary);
        }
.aisitex-form-error:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 0.75rem;
            color: var(--aisitex-error);
            margin-top: 6px;
            display: none;
        }
.aisitex-btn-submit:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 100%;
            background-color: var(--aisitex-primary);
            color: #fff;
            border: none;
            border-radius: 8px;
            padding: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.15s ease;
        }
.aisitex-btn-submit:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: var(--aisitex-primary-hover);
        }
.aisitex-form-tip:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 0.75rem;
            color: var(--aisitex-text-muted);
            text-align: center;
            margin-top: 16px;
        }
/* 已登录状态控制面板 */
.aisitex-session-panel:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            display: none;
            text-align: center;
            padding: 16px 0;
        }
.aisitex-session-avatar:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            width: 64px;
            height: 64px;
            background: rgba(34, 158, 217, 0.15);
            color: var(--aisitex-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0 auto 16px;
            border: 2px solid var(--aisitex-primary);
        }
.aisitex-session-name:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 6px;
        }
.aisitex-session-status:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            font-size: 0.875rem;
            color: var(--aisitex-success);
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
        }
.aisitex-btn-logout:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: transparent;
            border: 1px solid var(--aisitex-error);
            color: var(--aisitex-error);
            width: 100%;
            padding: 10px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.15s ease;
        }
.aisitex-btn-logout:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
            background-color: rgba(239, 68, 68, 0.1);
        }
/* 页脚 */
/* 响应式适配 */
@media (max-width: 900px) {.aisitex-account-grid:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                grid-template-columns: 1fr;
            }
.aisitex-hero-strip:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                grid-template-columns: 1fr;
            }}
@media (max-width: 768px) {.aisitex-nav-menu.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                transform: translateY(0);
            }
.aisitex-nav-overlay.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                display: block;
            }
.aisitex-hero-strip:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
                padding: 24px;
            }}

.aisitex-header {
    font-family: Inter, system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: #f8fafc;
}

.aisitex-header, .aisitex-header *{
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

.aisitex-header{
            position: sticky;
            top: 0;
            z-index: 1000;
            background-color: rgba(15, 23, 42, 0.9);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid #334155;
        }

.aisitex-header .aisitex-nav-container{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

.aisitex-header .aisitex-brand{
            display: flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
            color: #f8fafc;
            font-weight: 700;
            font-size: 1.2rem;
        }

.aisitex-header .aisitex-logo-img{
            width: 36px;
            height: 36px;
            object-fit: contain;
        }

.aisitex-header .aisitex-nav-menu{
            display: flex;
            align-items: center;
            gap: 32px;
        }

.aisitex-header .aisitex-nav-link{
            text-decoration: none;
            color: #94a3b8;
            font-size: 0.95rem;
            font-weight: 500;
            transition: color 0.15s ease;
            position: relative;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #229ed9;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: -22px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: #229ed9;
        }

.aisitex-header .aisitex-menu-toggle{
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

.aisitex-header .aisitex-menu-toggle span{
            display: block;
            width: 24px;
            height: 2px;
            background-color: #f8fafc;
            margin: 5px 0;
            transition: 0.15s;
        }

@media (max-width: 968px){.aisitex-header .aisitex-nav-menu{
                position: fixed;
                top: 72px;
                left: 0;
                width: 100%;
                background-color: #0f172a;
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
                border-bottom: 1px solid #334155;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: 0.2s ease;
                box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            }

.aisitex-header .aisitex-nav-menu.active{
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }

.aisitex-header .aisitex-nav-link.active::after{
                display: none;
            }

.aisitex-header .aisitex-menu-toggle{
                display: block;
            }

.aisitex-header .aisitex-menu-toggle.active span:nth-child(1){
                transform: rotate(45deg) translate(5px, 5px);
            }

.aisitex-header .aisitex-menu-toggle.active span:nth-child(2){
                opacity: 0;
            }

.aisitex-header .aisitex-menu-toggle.active span:nth-child(3){
                transform: rotate(-45deg) translate(7px, -6px);
            }

.aisitex-header .aisitex-nav-overlay.active{
                display: block;
            }}

.aisitex-footer {
    font-family: Inter, system-ui, -apple-system, sans-serif;
    line-height: 1.6;
    color: #f8fafc;
}

.aisitex-footer, .aisitex-footer *{
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

.aisitex-footer{
            border-top: 1px solid #334155;
            padding: 40px 0;
            background-color: #090e17;
            text-align: center;
            color: #94a3b8;
            font-size: 0.9rem;
        }

.aisitex-footer .aisitex-footer-content{
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
            align-items: center;
        }