/* ============================================================
   中品互动 — 内页 Banner 专用样式
   适用范围：内页 Hero 区域（about/business/cases/careers/contact）
   ============================================================ */


/* ----- 内页 Banner 容器 ----- */

.inner-banner {
    position: relative;
    width: 100%;
    min-height: 480px;
    padding: calc(var(--nav-height) + 80px) 0 80px;
    overflow: hidden;
    color: var(--color-white);
    background: #0A0D1E;
    display: flex;
    align-items: center;
}


/* 背景图层 */

.inner-banner__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}

.inner-banner__bg img,
.inner-banner__bg svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    /* 鼠标视差 */
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}


/* 渐变蒙层（让文字清晰可读 + 增加深度） */

.inner-banner__overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(180deg, rgba(10, 13, 30, 0.4) 0%, rgba(10, 13, 30, 0.7) 100%), linear-gradient(90deg, rgba(10, 13, 30, 0.5) 0%, transparent 50%);
    pointer-events: none;
}


/* 底部柔化（让 banner 融入下方白色背景） */

.inner-banner::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(180deg, transparent 0%, var(--color-white) 100%);
    z-index: 2;
    pointer-events: none;
}


/* Banner 内容 */

.inner-banner__content {
    position: relative;
    z-index: 3;
    max-width: 720px;
    animation: bannerContentIn 1s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes bannerContentIn {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}


/* 面包屑 */

.inner-banner__breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--text-caption);
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-element-md);
    letter-spacing: 0.5px;
}

.inner-banner__breadcrumb a {
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition-fast);
}

.inner-banner__breadcrumb a:hover {
    color: var(--color-white);
}

.inner-banner__breadcrumb .sep {
    opacity: 0.4;
}

.inner-banner__breadcrumb .current {
    color: var(--color-white);
}


/* 标题 */

.inner-banner__title {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: 1px;
    color: var(--color-white);
    margin-bottom: var(--spacing-element-md);
    /* 文字辉光 */
    text-shadow: 0 0 30px rgba(0, 102, 255, 0.3);
}


/* 副标题 */

.inner-banner__subtitle {
    font-size: 1.125rem;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    max-width: 560px;
    margin-bottom: var(--spacing-element-lg);
}


/* 标签 */

.inner-banner__tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.9rem;
    background: rgba(0, 102, 255, 0.15);
    border: 1px solid rgba(0, 102, 255, 0.4);
    border-radius: 100px;
    font-size: var(--text-caption);
    color: #93C5FD;
    margin-bottom: var(--spacing-element-md);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.inner-banner__tag::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #0066FF;
    box-shadow: 0 0 8px #0066FF;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.3);
    }
}


/* Banner 角标（浮动装饰） */

.inner-banner__deco {
    position: absolute;
    z-index: 2;
    pointer-events: none;
}


/* 滚动提示（与首页同款） */

.inner-banner__scroll-hint {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.25rem;
    animation: bounceDown 2s infinite;
    z-index: 3;
    cursor: pointer;
}

@keyframes bounceDown {
    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-8px);
    }
    60% {
        transform: translateX(-50%) translateY(-4px);
    }
}


/* 响应式 */

@media (max-width: 1024px) {
    .inner-banner {
        min-height: 400px;
        padding-top: calc(var(--nav-height) + 60px);
    }
    .inner-banner__title {
        font-size: 2.25rem;
    }
}

@media (max-width: 640px) {
    .inner-banner {
        min-height: 360px;
        padding: calc(var(--nav-height) + 40px) 0 60px;
    }
    .inner-banner__title {
        font-size: 1.75rem;
    }
    .inner-banner__subtitle {
        font-size: var(--text-body);
    }
}