/* 基础变量系统 */
        :root {
    --primary: #32CD32;        /* 数据绿 */
    --secondary: #FF4500;      /* 锈蚀橙 */
    --success: #00CED1;        /* 能量蓝 */
    --error: #FF1493;          /* 故障粉 */
    --text-primary: #C0C0C0;   /* 金属灰 */
    --text-secondary: #808080; /* 碳纤维 */
    --surface: #002B36;        /* 机油黑 */
    --shadow: 0 0 20px #32CD3255;
    --text-tertiary: #4B0082;  /* 电路紫 */
--radius-md: 6px;
    --radius-lg: 10px;
    --transition: cubic-bezier(0.68, -0.55, 0.27, 1.55); /* 弹性过渡曲线 */
}

        /* 重置与基础样式 */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            -webkit-tap-highlight-color: transparent;
        }

         body {
            font-family: 'Inter', system-ui, -apple-system, sans-serif;
            line-height: 1.5;
            color: var(--text-primary);
            background: var(--surface);
            min-height: 100vh;
            padding: 0.5rem 1rem;
        }


        /* 艺术标题 */
        .brand-header {
        margin-bottom: 1rem;
        text-align: center;
        padding: 0 1rem;
        /* 新增核心布局属性 */
        min-height: 100px; /* 固定最小高度 */
        display: flex;
        align-items: center;
        justify-content: center;
        box-sizing: border-box;
    }

    .brand-title {
        font-family: 'ZCOOL KuaiLe', cursive;
        color: var(--primary);
        text-shadow: 2px 2px 4px rgba(26, 54, 93, 0.1);
        position: relative;
        /* 修改布局方式 */
        display: inline-block; /* 保持行内块特性 */
        max-width: 90%; /* 防止溢出 */
        margin: 0 auto; /* 新增居中定位 */
        padding: 0.5rem 1rem; /* 增加上下间距 */
        /* 响应式字号 */
        font-size: clamp(1.8rem, 5vw, 2.5rem); /* 动态字号 */
        line-height: 1.3; /* 优化行高 */
    }

    .brand-title::after {
        content: '';
        position: absolute;
        bottom: -8px;
        left: 0;
        right: 0;
        width: auto; /* 自动宽度 */
        margin: 0 auto;
        height: 3px;
        background: linear-gradient(90deg, transparent, var(--primary), transparent);
    }

    /* 移动端优化 */
    @media (max-width: 768px) {
        .brand-header {
            min-height: 80px; /* 更紧凑的高度 */
            padding: 0 0.5rem;
        }
        .brand-title {
            max-width: 95%; /* 更大宽度 */
            padding: 0.3rem 0.3rem;
            line-height: 1.25;
        }
    }

        /* 主容器 */
        .main-container {
            max-width: 600px;
            margin: 0 auto;
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
            overflow: hidden;
        }

                /* 输入区域 */
.input-section {
    padding: 2rem;
    border-bottom: 1px solid var(--text-tertiary); /* 使用电路紫作为分割线 */
    background: color-mix(in srgb, var(--surface) 95%, transparent); /* 增加背景层次 */
}

.input-group {
    display: grid;
    gap: 1.5rem; /* 增大间距 */
}

.form-input {
    width: 100%;
    padding: 1rem;
    background: var(--surface); /* 机油黑背景 */
    border: 2px solid var(--text-secondary); /* 碳纤维边框 */
    border-radius: var(--radius-lg); /* 建议设置较大的圆角值 */
    color: var(--text-primary); /* 金属灰文字 */
    font-size: 1rem;
    transition:
        border-color 0.3s var(--transition),
        box-shadow 0.3s var(--transition);

    /* 全息投影效果 */
    box-shadow:
        0 0 8px var(--primary) inset,
        0 2px 12px rgba(0, 0, 0, 0.3);
}

.form-input::placeholder {
    color: color-mix(in srgb, var(--text-secondary) 60%, transparent);
}

.form-input:hover {
    border-color: var(--primary); /* 悬停时显示数据绿 */
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow:
        0 0 12px var(--primary),
        0 0 0 3px color-mix(in srgb, var(--primary) 30%, transparent);
    background: color-mix(in srgb, var(--surface) 90%, #000); /* 聚焦时加深背景 */
}

/* 错误状态 */
.form-input.error {
    border-color: var(--error);
    animation: error-pulse 0.8s cubic-bezier(0.4, 0, 0.6, 1);
}

@keyframes error-pulse {
    0%, 100% { border-color: var(--error) }
    50% { border-color: color-mix(in srgb, var(--error) 70%, #fff) }
}




.primary-btn {
    position: relative;
    width: 100%;
    padding: 1rem;
    background: color-mix(in srgb, var(--primary) 90%, #000);
    color: color-mix(in srgb, white 85%, var(--primary));
    border: none;
    border-radius: var(--radius-md);
    font: 600 1.05rem 'Orbitron', sans-serif;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition:
        background 0.3s var(--transition),
        transform 0.3s var(--transition),
        box-shadow 0.3s var(--transition);
    overflow: hidden;
    isolation: isolate;

    /* 流光边框 */
    &::before {
        content: '';
        position: absolute;
        inset: -2px;
        background: linear-gradient(
            45deg,
            var(--primary) 20%,
            var(--secondary) 50%,
            var(--primary) 80%
        );
        z-index: -1;
        opacity: 0.7;
        filter: blur(6px);
        animation: btn-glow 3s linear infinite;
    }

    /* 光斑效果 */
    &::after {
        content: '';
        position: absolute;
        top: -50%;
        left: -50%;
        width: 200%;
        height: 200%;
        background:
            radial-gradient(circle at 50%,
                rgba(255,255,255,0.15) 0%,
                transparent 60%
            );
        transform: translate(var(--mouse-x), var(--mouse-y));
        pointer-events: none;
    }

    &:hover {
        transform: translateY(-2px);
        background: color-mix(in srgb, var(--primary) 95%, #000);
        box-shadow:
            0 0 24px var(--primary),
            0 4px 12px rgba(0,0,0,0.3);
    }

    &:active {
        transform: translateY(1px) scale(0.98);
        box-shadow:
            0 0 16px var(--primary),
            inset 0 2px 4px rgba(0,0,0,0.2);
    }
}

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


        /* 结果展示 */
.result-section {
    padding: 1.5rem;
    border-radius: var(--radius-lg);

}

.data-grid {
    display: grid;
    gap: 1.5rem;

}

.data-item {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding-bottom: 0.75rem;
border-bottom: 1px solid var(--text-tertiary);




}

.data-label {
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 600;

    letter-spacing: 0.05em;
    flex: 0 0 120px;
    position: relative;

    &::after {
        content: "▸";
        color: var(--secondary);
        margin-left: 0.5rem;
    }
}

.data-value {
    flex: 1;
    min-width: 0;
    overflow-x: auto;
    color: var(--text-primary);
    font-family: 'Menlo', monospace;
    text-align: right;
    padding-left: 1rem;
    text-shadow: 0 0 8px var(--primary);

    /* 自定义滚动条 */
    &::-webkit-scrollbar {
        height: 3px;
        background: color-mix(in srgb, var(--surface) 90%, #000);
    }

    &::-webkit-scrollbar-thumb {
        background: var(--primary);
        border-radius: 2px;
    }
}

.special-text {
    color: var(--secondary) !important;
    animation: text-glow 1.5s ease-in-out infinite alternate;
}

/* 错误提示 */
.error-message {
    color: var(--error);
    background: color-mix(in srgb, var(--error) 15%, transparent);
    padding: 1.25rem;
    border: 1px solid var(--error);
    border-radius: var(--radius-md);
    margin-top: 1.5rem;
    display: none;
    position: relative;

    &::before {
        content: "⚠";
        position: absolute;
        left: -25px;
        top: 50%;
        transform: translateY(-50%);
        color: var(--error);
        font-size: 1.2rem;
    }
}

@keyframes hologram {
    0% { opacity: 0.3; }
    50% { opacity: 0.5; }
    100% { opacity: 0.3; }
}

@keyframes text-glow {
    from { text-shadow: 0 0 8px var(--secondary); }
    to { text-shadow: 0 0 12px var(--secondary); }
}


        /* 响应式设计 */
        @media (max-width: 480px) {
            .brand-title {
                font-size: 2rem;
            }

            .main-container {
                border-radius: 0;
                box-shadow: none;
            }
        }


.captcha-wrapper {
    position: relative;
    padding-right: 120px; /* 增加间距适应新样式 */
}

.captcha-btn {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 110px; /* 固定宽度 */
    background: color-mix(in srgb, var(--secondary) 85%, #000);
    padding: 0.75rem;
    border: none;
    border-radius: var(--radius-md);
    color: color-mix(in srgb, white 90%, var(--secondary));
    font: 600 0.95rem 'Orbitron', sans-serif;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition:
        transform 0.3s var(--transition),
        box-shadow 0.3s var(--transition);
    overflow: hidden;
    display: none; /* 保持原有显示逻辑 */

    /* 数字粒子背景 */
    &::before {
        content: "7893A5B6C2D4E1F0";
        position: absolute;
        left: -100%;
        top: -10%;
        width: 300%;
        height: 120%;
        color: rgba(255,255,255,0.08);
        font-size: 0.8em;
        font-weight: 700;
        pointer-events: none;
        animation: data-stream 6s linear infinite;
    }

    /* 激活状态光效 */
    &:hover {
        transform: translateY(-50%) scale(1.05);
        box-shadow:
            0 0 16px var(--secondary),
            0 4px 8px rgba(0,0,0,0.3);

        &::before {
            animation-duration: 3s;
        }
    }

    /* 点击反馈 */
    &:active {
        transform: translateY(-50%) scale(0.98);
        box-shadow:
            0 0 8px var(--secondary),
            inset 0 2px 4px rgba(0,0,0,0.3);
    }
}

@keyframes data-stream {
    0% { transform: translateX(0); }
    100% { transform: translateX(56px); }
}


        /* 弹窗样式 */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.6);
            display: none;
            place-items: center;
            z-index: 1000;
        }

        .modal-content {
    --border-width: 2px;
    position: relative;
    width: 90vw;
    max-width: 560px;
    background: color-mix(in srgb, var(--surface) 94%, #000);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow:
        0 0 48px var(--primary),
        0 8px 32px rgba(0,0,0,0.5);
    transition:
        transform 0.3s var(--transition),
        box-shadow 0.3s var(--transition);

    /* 霓虹边框 */
    &::before {
        content: '';
        position: absolute;
        inset: calc(-1 * var(--border-width));
        background: linear-gradient(
            45deg,
            var(--primary) 20%,
            var(--secondary) 50%,
            var(--primary) 80%
        );
        border-radius: inherit;
        z-index: -1;
        animation: border-glow 3s linear infinite;
        filter: blur(12px);
        opacity: 0.7;
    }}

        .modal-close {
            position: absolute;
            top: 1rem;
            right: 1rem;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: #f8fafc;
            display: grid;
            place-items: center;
            cursor: pointer;
            transition: background 0.2s;
        }
        .modal-close:hover {
            color: #666;
        }

        /* 移动端优化 */
@media (max-width: 768px) {
    .modal-content {
        padding: 1.5rem;
        border-radius: var(--radius-lg);

        &::after {
            font-size: 0.6rem;
        }
    }

    .modal-close {
        top: 1rem;
        right: 1rem;
        width: 32px;
        height: 32px;
    }
}

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

@keyframes overlay-fade {
    from { opacity: 0; }
    to { opacity: 1; }
}




.captcha-container {
    --glow-intensity: 0.7;
    position: relative;
    height: min(28vh, 180px);
    margin: 1rem 0;
    background: color-mix(in srgb, var(--surface) 94%, #000);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transform: translateZ(0);
    transition:
        transform 0.3s var(--transition),
        box-shadow 0.3s var(--transition);

    /* 霓虹光效边框 */
    &::before {
        content: '';
        position: absolute;
        inset: -2px;
        background: linear-gradient(
            45deg,
            var(--primary) 20%,
            var(--secondary) 50%,
            var(--primary) 80%
        );
        border-radius: inherit;
        z-index: -1;
        animation: border-glow 3s linear infinite;
        filter: blur(14px);
        opacity: var(--glow-intensity);
    }

    /* 网格背景 */
    &::after {
        content: '';
        position: absolute;
        inset: 0;
        background-image:
            linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
        background-size: 24px 24px;
    }

    &:hover {
        --glow-intensity: 0.85;
        transform: translateY(-2px);
        box-shadow: 0 0 32px var(--primary);
    }
}

.captcha-text {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Orbitron', sans-serif;
    font-weight: 800;
    color: color-mix(in srgb, var(--primary) 80%, white);
    z-index: 2;
    user-select: none;
    font-size: clamp(3rem, 6vw, 5rem);
    letter-spacing: 0.32em;
    text-shadow:
        0 0 16px var(--primary),
        2px 2px 4px rgba(0,0,0,0.3);

    /* 数字干扰纹 */
    background-image:
        radial-gradient(circle at 50% 50%,
            rgba(255,255,255,0.02) 0%,
            transparent 60%
        ),
        repeating-linear-gradient(
            45deg,
            transparent 0px,
            transparent 24px,
            rgba(255,255,255,0.03) 24px,
            rgba(255,255,255,0.03) 48px
        );
}

.progress-overlay {
    position: absolute;
    height: 100%;
    width: 0;
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--primary) 25%, transparent) 0%,
        color-mix(in srgb, var(--primary) 48%, transparent) 100%
    );
    z-index: 1;
    animation: progress 10s linear forwards;

    /* 进度条流光 */
    &::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 60px;
        height: 100%;
        background: linear-gradient(
            90deg,
            transparent,
            rgba(255,255,255,0.15),
            transparent
        );
        animation: flow-light 1.5s linear infinite;
    }
}

@keyframes progress {
    from { width: 0; }
    to { width: 100%; }
}

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


/* 媒体查询适配 */
        @media (min-width: 768px) {
            .captcha-text {
                font-size: 48px;
            }
            .modal-content {
                padding: 40px 30px;
            }
        }

        @media (max-height: 600px) {
            .captcha-container {
                height: 12vh;
            }
        }


@keyframes modalIn {
            from { transform: scale(0.95); opacity: 0; }
            to { transform: scale(1); opacity: 1; }
        }





.security-alert {
    --glow-intensity: 0.6;
    position: relative;
    background: color-mix(in srgb, var(--surface) 92%, #000);
    border-left: 4px solid var(--error);
    border-radius: var(--radius-lg);
    padding: 1.8rem;
    margin: 2rem 0;
    box-shadow:
        0 0 32px color-mix(in srgb, var(--error) 25%, transparent),
        0 4px 16px rgba(0,0,0,0.3);
    font-family: 'Orbitron', 'Segoe UI', sans-serif;
    max-width: 520px;
    overflow: hidden;

    /* 动态扫描线 */
    &::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(
            to bottom,
            transparent 50%,
            color-mix(in srgb, var(--error) 15%, transparent) 51%,
            transparent 52%
        );
        background-size: 100% 6px;
        animation: scan 4s linear infinite;
    }

    /* 光效边框 */
    &::after {
        content: '';
        position: absolute;
        left: -8px;
        top: 50%;
        width: 16px;
        height: 70%;
        background: linear-gradient(
            to bottom,
            var(--error),
            color-mix(in srgb, var(--error) 60%, var(--surface))
        );
        transform: translateY(-50%);
        filter: blur(8px);
        opacity: var(--glow-intensity);
    }
}

.alert-header {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;

    i {
        color: var(--error);
        font-size: 1.8rem;
        margin-right: 1rem;
        text-shadow: 0 0 16px var(--error);
        animation: pulse 1.5s ease-in-out infinite;
    }

    h3 {
        color: color-mix(in srgb, var(--error) 80%, white);
        margin: 0;
        font-size: 1.3rem;
        font-weight: 700;
        letter-spacing: 0.05em;
        text-transform: uppercase;
        background: linear-gradient(45deg, var(--error), #fff);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
    }
}

.alert-rules {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    position: relative;
    z-index: 2;

    li {
        padding: 0.8rem;
        color: color-mix(in srgb, var(--text-primary) 90%, var(--error));
        font-size: 0.95rem;
        transition: transform 0.3s var(--transition);
        border-radius: var(--radius-md);

        &:hover {
            transform: translateX(10px);
            background: color-mix(in srgb, var(--surface) 85%, #000);
        }
    }
}

.rule-icon {
    color: var(--error);
    margin-right: 12px;
    font-weight: 700;
    display: inline-block;
    width: 24px;
    text-align: center;
    filter: drop-shadow(0 0 8px var(--error));
}

.alert-timing {
    background: color-mix(in srgb, var(--error) 15%, transparent);
    padding: 1rem;
    border: 1px solid color-mix(in srgb, var(--error) 40%, transparent);
    border-radius: var(--radius-md);
    color: color-mix(in srgb, var(--error) 80%, white);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    position: relative;
    backdrop-filter: blur(4px);

    i {
        margin-right: 10px;
        font-size: 1.2rem;
    }
}

/* 动态扫描动画 */
@keyframes scan {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}

/* 图标脉冲效果 */
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.15); opacity: 1; }
}
a.hologram-link {
    color: var(--primary); /* 使用基础变量中的主色调 */
    text-decoration: none;
    position: relative;
    padding: 0 2px;
    background: none; /* 移除背景渐变，以保持与整体风格一致 */
    -webkit-background-clip: text; /* 保留此属性以防后续使用，但目前不应用背景 */
    background-clip: text;
}

a.hologram-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--success), var(--secondary)); /* 使用基础变量中的颜色 */
    transition: width var(--transition), opacity 0.3s; /* 使用基础变量中的过渡效果 */
}

a.hologram-link:hover::after {
    width: 100%;
    opacity: 0.8;
}

.tips-block {
    background: color-mix(in srgb, var(--surface) 90%, #000);
    border: 1px solid var(--text-tertiary); /* 使用电路紫边框 */
    border-radius: var(--radius-lg); /* 建议设置--radius-lg:12px */
    padding: 1rem 1.5rem;
    position: relative;
    overflow: hidden;
    transition:
        transform 0.3s var(--transition),
        box-shadow 0.3s var(--transition);

    /* 全息投影效果 */
    &::before {
        content: "";
        position: absolute;
        inset: -2px;
        background: repeating-linear-gradient(
            -45deg,
            var(--primary) 0%,
            transparent 15%,
            var(--secondary) 25%,
            transparent 40%
        );
        z-index: -1;
        filter: blur(8px);
        opacity: 0.3;
        animation: hologram 6s linear infinite;
    }

    /* 内发光效果 */
    box-shadow:
        inset 0 0 12px var(--primary),
        0 0 16px rgba(0,0,0,0.4);

    &:hover {
        transform: translateY(-2px);
        box-shadow:
            inset 0 0 16px var(--primary),
            0 0 24px var(--primary);
    }
}

/* 提示图标样式 */
.tips-icon {
    color: var(--secondary);
    filter: drop-shadow(0 0 4px var(--secondary));
    margin-right: 0.75rem;
}

@keyframes hologram {
    0% { opacity: 0.3; background-position: 0 0; }
    50% { opacity: 0.5; }
    100% { opacity: 0.3; background-position: 40px 40px; }
}


/* 引入FontAwesome图标库 */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.4/css/all.min.css');