/* 页面整体背景 - 白色主题科技感背景 */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(
            circle at 10% 20%,
            rgba(0, 168, 255, 0.02) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 90% 80%,
            rgba(0, 212, 255, 0.015) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 30% 60%,
            rgba(0, 82, 204, 0.015) 0%,
            transparent 50%
        ),
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.3) 0%,
            transparent 20%,
            transparent 80%,
            rgba(255, 255, 255, 0.2) 100%
        );
    z-index: -2;
    pointer-events: none;
}

/* 添加微妙的网格背景 */
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 168, 255, 0.01) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 168, 255, 0.01) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
    pointer-events: none;
    opacity: 0.3;
}

.header-bg {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100vw;
    height: calc(100vh - 70px);
    min-height: 400px;
    background-image: url("/images/zzw/bg.png");
    background-color: #f2f5f9;
    background-size: 100% auto;
    background-position: center top;
    background-repeat: no-repeat;
    z-index: -1;
}

/* 科技感粒子背景 */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    border-radius: 50%;
    animation: float 20s infinite linear;
    filter: blur(0.5px);
}

.particle.small {
    width: 2px;
    height: 2px;
    background: rgba(0, 168, 255, 0.3);
    box-shadow: 0 0 8px rgba(0, 168, 255, 0.4);
}

.particle.medium {
    width: 3px;
    height: 3px;
    background: rgba(0, 82, 204, 0.25);
    box-shadow: 0 0 10px rgba(0, 82, 204, 0.3);
}

.particle.large {
    width: 4px;
    height: 4px;
    background: rgba(0, 212, 255, 0.2);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.25);
}

@keyframes float {
    0% {
        transform: translateY(100vh) translateX(0) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(200px) rotate(360deg);
        opacity: 0;
    }
}

/* 主内容区 */
.hero-section {
    padding: 60px 0;
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: flex;
    align-items: center;
}

.hero-text {
    flex: 1;
    text-align: left;
}

.hero-title {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 15px;
    line-height: 1.2;
    position: relative;
    background: linear-gradient(90deg, #0052cc, #00a8ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title::after {
    content: "";
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 120px;
    height: 3px;
    background: linear-gradient(90deg, #0052cc, #00a8ff, #00d4ff);
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(0, 168, 255, 0.4);
}

.hero-description {
    font-size: 16px;
    color: #666666;
    line-height: 1.8;
    margin-bottom: 30px;
}

/* 章节样式 */
.section {
    padding: 20px 0 60px;
    position: relative;
}

.section-title {
    font-size: 28px;
    color: #0052cc;
    margin-bottom: 40px;
    text-align: center;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 4px;
    background: linear-gradient(
        90deg,
        transparent,
        #00d4ff,
        #00a8ff,
        #00d4ff,
        transparent
    );
    border-radius: 2px;
    box-shadow: 0 0 12px rgba(0, 168, 255, 0.25);
}

.section-title::before {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 168, 255, 0.2),
        transparent
    );
}

.section-note {
    margin-top: 40px;
    text-align: center;
    font-size: 13px;
    color: #6c757d;
    font-style: italic;
    padding-top: 20px;
    padding-bottom: 20px;
}

.section-divider {
    border: 0;
    height: 1px;
    background-image: linear-gradient(
        to right,
        rgba(0, 0, 0, 0),
        rgba(0, 82, 204, 0.3),
        rgba(0, 0, 0, 0)
    );
    margin: 60px auto;
    width: 80%;
}

/* 权益卡片样式 - 白色主题玻璃磨砂效果 */
.benefits-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

/* card start */
.iqx-card {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.55) 0%,
        rgba(255, 255, 255, 0.9) 100%
    );
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(20px) saturate(200%);
    -webkit-backdrop-filter: blur(20px) saturate(200%);
    border: 1px solid rgba(255, 255, 255, 0.9);
    box-shadow:
        0 20px 20px rgba(0, 82, 204, 0.1),
        0 10px 25px rgba(0, 0, 0, 0.05),
        0 5px 15px rgba(0, 0, 0, 0.03),
        inset 0 1px 0 rgba(255, 255, 255, 0.95),
        inset 0 -1px 0 rgba(0, 0, 0, 0.03);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    margin-bottom: 30px;
    isolation: isolate;
}

.iqx-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(0, 168, 255, 0.05) 0%,
        rgba(0, 212, 255, 0.03) 50%,
        rgba(255, 255, 255, 0.1) 100%
    );
    z-index: -1;
    opacity: 0.6;
    transition: opacity 0.4s;
}

.iqx-card::after {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.6),
        transparent
    );
    transition: left 0.8s ease-in-out;
    z-index: -1;
}

.iqx-card:hover {
    transform: translateY(-10px) scale(1.01);
    box-shadow:
        0 25px 25px rgba(0, 82, 204, 0.15),
        0 15px 30px rgba(0, 0, 0, 0.06),
        0 8px 20px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.98);
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.55) 0%,
        rgba(255, 255, 255, 0.8) 100%
    );
}

.iqx-card:hover::before {
    opacity: 0.9;
}

.iqx-card:hover::after {
    left: 100%;
}

.iqx-card h3 {
    color: #0052cc;
    font-size: 20px;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #0052cc, #00a8ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.iqx-card p {
    color: #666666;
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 15px;

    &:last-child {
        margin-bottom: 0;
    }
}

/* card end */

/* grid start */
.iqx-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 20px;
}

.iqx-grid .iqx-card {
    padding: 24px;
    margin-bottom: 0;
    text-align: center;
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.iqx-grid .iqx-card .iqx-card-icon {
    color: #0052cc;
    margin-bottom: 16px;
    display: inline-block;
}

.iqx-grid .iqx-card .iqx-card-icon svg {
    width: 40px;
    height: 40px;
}

.iqx-grid .iqx-card .iqx-card-content h4 {
    font-size: 16px;
    color: #212529;
    margin-bottom: 8px;
}

.iqx-grid .iqx-card .iqx-card-content p {
    font-size: 13px;
    color: #6c757d;
    line-height: 1.5;
}

/* grid end */

.section-subtitle {
    color: #0052cc;
    font-size: 22px;
    margin: 30px 0 20px;
    text-align: center;
}

/* 表格样式 - 白色主题科技感 */
.table-container {
    overflow-x: auto;
    margin-bottom: 60px;
    border-radius: 20px;
    box-shadow:
        0 20px 20px rgba(0, 82, 204, 0.08),
        0 10px 25px rgba(0, 0, 0, 0.03),
        0 5px 15px rgba(0, 0, 0, 0.02),
        inset 0 1px 0 rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.92) 0%,
        rgba(255, 255, 255, 0.88) 100%
    );
    border: 1px solid rgba(255, 255, 255, 0.85);
    position: relative;
    isolation: isolate;
    transition: all 0.3s ease;

    &:hover {
        box-shadow:
            0 25px 25px rgba(0, 82, 204, 0.12),
            0 15px 30px rgba(0, 0, 0, 0.04),
            0 8px 20px rgba(0, 0, 0, 0.03),
            inset 0 1px 0 rgba(255, 255, 255, 0.98);
        transform: translateY(-2px);
    }

    &::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: linear-gradient(
            135deg,
            rgba(0, 168, 255, 0.03) 0%,
            rgba(255, 255, 255, 0.1) 50%,
            rgba(0, 82, 204, 0.03) 100%
        );
        border-radius: 20px;
        z-index: -1;
        opacity: 0.6;
    }
}

.tech-table {
    width: 100%;
    border-collapse: collapse;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);

    th {
        background: linear-gradient(
            0deg,
            rgba(0, 82, 204, 0.9),
            rgba(0, 168, 255, 0.95)
        );
        color: #ffffff;
        padding: 18px 15px;
        text-align: left;
        font-weight: 600;
        border: none;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
        position: relative;
        overflow: hidden;
        backdrop-filter: blur(3px);
        -webkit-backdrop-filter: blur(3px);
        box-shadow:
            inset 0 1px 0 rgba(255, 255, 255, 0.25),
            0 2px 4px rgba(0, 0, 0, 0.1);

        &::before {
            content: "";
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(
                90deg,
                transparent,
                rgba(255, 255, 255, 0.3),
                transparent
            );
            transition: left 0.8s ease-in-out;
        }

        &:hover::before {
            left: 100%;
        }
    }

    td {
        padding: 18px 15px;
        color: #666666;
        border: 1px solid rgba(0, 168, 255, 0.08);
        transition: all 0.3s ease;
        background: rgba(255, 255, 255, 0.95);

        &:first-child {
            border-left: none;
        }

        &:last-child {
            border-right: none;
        }
    }

    tr {
        transition: all 0.3s ease;
        position: relative;

        &::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(
                90deg,
                transparent,
                rgba(0, 168, 255, 0.03),
                transparent
            );
            opacity: 0;
            transition: opacity 0.3s;
            z-index: 0;
        }

        &:hover {
            background: rgba(0, 168, 255, 0.03);
            transform: translateX(3px);

            &::before {
                opacity: 1;
            }

            td {
                color: #0052cc;
                border-color: rgba(0, 168, 255, 0.15);
                background: rgba(255, 255, 255, 0.98);
                transform: scale(1.005);
                transition: all 0.3s ease;
            }
        }
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
    }

    .hero-text {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 28px;
    }
}