/* ====================================================
   C-LAB 全站公共样式（真实 CSS，非 Tailwind 指令）
   仅存放：Tailwind 工具类无法表达、或需要合成的效果
   ==================================================== */

/* ---- 噪点纸张质感背景 ---- */
.noise-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    opacity: 0.02;
    z-index: 9999;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* ---- 跑马灯无缝循环 ---- */
.marquee-wrapper {
    display: flex;
    width: 100%;
    overflow: hidden;
    border-top: 1px solid #1A1C1A;
    border-bottom: 1px solid #1A1C1A;
    background-color: #1A1C1A;
}
.marquee-container {
    display: flex;
    white-space: nowrap;
}
.marquee-content {
    display: flex;
    animation: marquee-scroll 25s linear infinite;
}
@keyframes marquee-scroll {
    0% { transform: translateX(0%); }
    100% { transform: translateX(-100%); }
}

/* ---- 文字裁切显示容器 ---- */
.reveal-clip {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
}

/* ---- 隐藏滚动条（全站共用） ---- */
.no-scrollbar::-webkit-scrollbar {
    display: none;
}
.no-scrollbar {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* ---- 导航栏滚动后的磨砂状态（由 common.js 切换） ---- */
#mainHeader.header-scrolled {
    background-color: rgba(250, 248, 243, 0.9);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    padding-top: 1rem;
    padding-bottom: 1rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* ---- 通用悬浮过渡（配合 .hover-target 指针放大） ---- */
.hover-target {
    transition: all 300ms;
}

/* ---- 移动端抽屉打开时锁定页面滚动 ---- */
body.clab-menu-open {
    overflow: hidden;
}