/* 品牌基础重置与变量 */
:root:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    --aisitex-bg: #0A0E17;
    --aisitex-card-bg: rgba(26, 38, 52, 0.6);
    --aisitex-primary: #00F2FE;
    --aisitex-secondary: #1A2634;
    --aisitex-text: #E2E8F0;
    --aisitex-text-muted: #94A3B8;
    --aisitex-border: rgba(0, 242, 254, 0.2);
    --aisitex-error: #FF4D4F;
    --aisitex-success: #52C41A;
}
*: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 *)){
    background-color: var(--aisitex-bg);
    color: var(--aisitex-text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}
/* 复用首页导航栏规范 */
/* 本页专属正文与账户中心舞台 */
.aisitex-main:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    padding-top: 104px;
    min-height: calc(100vh - 80px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    background-image: 
        radial-gradient(circle at 50% 20%, rgba(0, 242, 254, 0.08) 0%, transparent 60%),
        linear-gradient(to right, rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 100% 100%, 40px 40px, 40px 40px;
}
.aisitex-account-container:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 24px 80px;
    width: 100%;
}
.aisitex-hero-stage:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    text-align: center;
    max-width: 700px;
    margin: 0 auto 48px;
}
.aisitex-hero-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 800;
    color: #FFFFFF;
    margin-bottom: 16px;
    letter-spacing: -1px;
}
.aisitex-hero-desc:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 16px;
    color: var(--aisitex-text-muted);
    line-height: 1.7;
}
/* 矩阵式卡片与表单架构 */
.aisitex-auth-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: var(--aisitex-card-bg);
    border: 1px solid var(--aisitex-border);
    border-radius: 16px;
    padding: 40px;
    max-width: 480px;
    margin: 0 auto;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(16px);
    position: relative;
}
.aisitex-auth-tabs:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    background: rgba(10, 14, 23, 0.6);
    padding: 4px;
    border-radius: 8px;
    margin-bottom: 32px;
}
.aisitex-tab-btn:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: transparent;
    border: none;
    color: var(--aisitex-text-muted);
    padding: 10px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
}
.aisitex-tab-btn.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: var(--aisitex-primary);
    color: var(--aisitex-bg);
    box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}
.aisitex-form-group:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    margin-bottom: 20px;
}
.aisitex-label:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--aisitex-text);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.aisitex-input:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    width: 100%;
    background: rgba(10, 14, 23, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 12px 16px;
    color: #FFFFFF;
    font-size: 15px;
    transition: all 0.2s;
}
.aisitex-input:focus:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    outline: none;
    border-color: var(--aisitex-primary);
    box-shadow: 0 0 0 3px rgba(0, 242, 254, 0.15);
}
.aisitex-field-error:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 12px;
    color: var(--aisitex-error);
    margin-top: 6px;
    display: none;
}
.aisitex-submit-btn:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    width: 100%;
    background: var(--aisitex-primary);
    color: var(--aisitex-bg);
    border: none;
    border-radius: 8px;
    padding: 14px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 0 20px rgba(0, 242, 254, 0.3);
    margin-top: 8px;
}
.aisitex-submit-btn:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    opacity: 0.9;
    transform: translateY(-1px);
}
.aisitex-global-feedback:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    padding: 12px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 20px;
    display: none;
    text-align: center;
}
.aisitex-global-feedback.error:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: rgba(255, 77, 79, 0.15);
    border: 1px solid rgba(255, 77, 79, 0.3);
    color: #FF7875;
    display: block;
}
.aisitex-global-feedback.success:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: rgba(82, 196, 26, 0.15);
    border: 1px solid rgba(82, 196, 26, 0.3);
    color: #73D13D;
    display: block;
}
/* 登录后状态面板 */
.aisitex-session-panel:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: none;
    text-align: center;
}
.aisitex-session-avatar:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    width: 64px;
    height: 64px;
    background: rgba(0, 242, 254, 0.1);
    border: 2px solid var(--aisitex-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--aisitex-primary);
    font-size: 24px;
    font-weight: 700;
}
.aisitex-session-title:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 20px;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 8px;
}
.aisitex-session-id:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 14px;
    color: var(--aisitex-text-muted);
    margin-bottom: 24px;
    word-break: break-all;
}
.aisitex-badge:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    display: inline-block;
    background: rgba(0, 242, 254, 0.1);
    color: var(--aisitex-primary);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 32px;
    border: 1px solid var(--aisitex-border);
}
.aisitex-logout-btn:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--aisitex-text);
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
}
.aisitex-logout-btn:hover:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    border-color: var(--aisitex-error);
    color: var(--aisitex-error);
    background: rgba(255, 77, 79, 0.05);
}
.aisitex-demo-notice:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
    font-size: 12px;
    color: var(--aisitex-text-muted);
    text-align: center;
    margin-top: 24px;
}
/* 底部区域 */
/* 响应式适配 */
@media (max-width: 768px) {.aisitex-nav-menu.active:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        transform: translateY(0);
        pointer-events: auto;
    }
.aisitex-auth-card:not(:where(.aisitex-header, .aisitex-header *, .aisitex-footer, .aisitex-footer *)){
        padding: 24px;
    }}

.aisitex-header {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #E2E8F0;
}

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

.aisitex-header{
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(10, 14, 23, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 242, 254, 0.1);
        }

.aisitex-header .aisitex-nav-container{
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 2rem;
        }

.aisitex-header .aisitex-brand{
            display: flex;
            align-items: center;
            gap: 0.75rem;
            text-decoration: none;
            color: #E2E8F0;
            font-weight: 700;
            font-size: 1.25rem;
            letter-spacing: -0.025em;
        }

.aisitex-header .aisitex-logo-img{
            width: 32px;
            height: 32px;
            object-fit: contain;
        }

.aisitex-header .aisitex-nav-menu{
            display: flex;
            gap: 2rem;
            align-items: center;
        }

.aisitex-header .aisitex-nav-link{
            text-decoration: none;
            color: #94A3B8;
            font-size: 0.95rem;
            font-weight: 500;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            position: relative;
        }

.aisitex-header .aisitex-nav-link:hover, .aisitex-header .aisitex-nav-link.active{
            color: #00F2FE;
        }

.aisitex-header .aisitex-nav-link.active::after{
            content: '';
            position: absolute;
            bottom: -4px;
            left: 0;
            width: 100%;
            height: 2px;
            background: #00F2FE;
            box-shadow: 0 0 8px #00F2FE;
        }

.aisitex-header .aisitex-menu-toggle{
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0.5rem;
            z-index: 1001;
        }

.aisitex-header .aisitex-menu-toggle span{
            display: block;
            width: 24px;
            height: 2px;
            background: #E2E8F0;
            margin: 5px 0;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }

@media(min-width: 768px){.aisitex-header .aisitex-menu-toggle{
                display: none;
            }}

@media(max-width: 767px){.aisitex-header .aisitex-menu-toggle{
                display: block;
            }

.aisitex-header .aisitex-nav-menu{
                position: fixed;
                top: 0;
                right: -100%;
                width: 280px;
                height: 100vh;
                background: #0A0E17;
                flex-direction: column;
                justify-content: center;
                align-items: flex-start;
                padding: 2rem;
                transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
                box-shadow: -10px 0 30px rgba(0,0,0,0.8);
                border-left: 1px solid rgba(0, 242, 254, 0.2);
                z-index: 1000;
            }

.aisitex-header .aisitex-nav-menu.active{
                right: 0;
            }

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

.aisitex-footer {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #E2E8F0;
}

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

.aisitex-footer{
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 3rem 2rem;
            text-align: center;
            color: #94A3B8;
            font-size: 0.9rem;
        }

.aisitex-footer .aisitex-footer-content{
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
            align-items: center;
            justify-content: space-between;
        }

@media(min-width: 768px){.aisitex-footer .aisitex-footer-content{
                flex-direction: row;
            }}