/* ===== 基础重置 & 全局 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
    background: #0b0f1a;
    color: #e8edf5;
    line-height: 1.6;
    overflow-x: hidden;
}
a {
    text-decoration: none;
    color: inherit;
}
img {
    max-width: 100%;
    display: block;
}
.container {
    max-width: 1260px;
    margin: 0 auto;
    padding: 0 30px;
}
@media (max-width:768px) {
    .container {
        padding: 0 18px;
    }
}

/* ===== 滚动渐显 (配合JS) ===== */
.fade-up {
    opacity: 0;
    transform: translateY(38px);
    transition: opacity 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 导航 ===== */
.navbar {
    background: rgba(10, 16, 32, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 14px 0;
    transition: background 0.3s;
}
.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.navbar .brand {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1.2px;
    background: linear-gradient(135deg, #f0e9d0, #c9a84c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.navbar .brand span {
    font-weight: 300;
    color: #b8c7e6;
    -webkit-text-fill-color: #b8c7e6;
}
.navbar .phone-show {
    font-size: 18px;
    font-weight: 500;
    color: #e8edf5;
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(201, 168, 76, 0.12);
    padding: 6px 20px 6px 16px;
    border-radius: 40px;
    border: 1px solid rgba(201, 168, 76, 0.2);
}
.navbar .phone-show i {
    font-style: normal;
    font-size: 20px;
}
@media (max-width:768px) {
    .navbar {
        padding: 10px 0;
    }
    .navbar .brand {
        font-size: 18px;
    }
    .navbar .phone-show {
        font-size: 14px;
        padding: 4px 12px 4px 10px;
    }
    .navbar .phone-show i {
        font-size: 16px;
    }
}

/* ===== Banner ===== */
.banner {
    position: relative;
    min-height: 86vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(145deg, #080d1a 0%, #141e33 45%, #1a2a45 70%, #0f1a2e 100%);
    overflow: hidden;
    padding: 60px 20px;
}
.banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 30% 50%, rgba(201, 168, 76, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 20%, rgba(74, 144, 217, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(201, 168, 76, 0.04) 0%, transparent 50%);
    pointer-events: none;
}
.banner-grid {
    position: absolute;
    inset: 0;
    background-image:
            linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
}
.banner .banner-content {
    position: relative;
    z-index: 2;
    max-width: 980px;
    margin: 0 auto;
}
.banner .banner-content h1 {
    font-size: clamp(36px, 7vw, 76px);
    font-weight: 800;
    letter-spacing: 2px;
    line-height: 1.18;
    background: linear-gradient(135deg, #f5f0e1 0%, #e8d5a3 40%, #c9a84c 80%, #f0e9d0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmerText 4s ease-in-out infinite alternate;
    background-size: 200% 200%;
}
@keyframes shimmerText {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 100% 50%;
    }
}
.banner .banner-content .sub {
    font-size: clamp(16px, 2.4vw, 30px);
    font-weight: 300;
    color: #c8d4ec;
    margin: 18px 0 20px;
    letter-spacing: 4px;
    opacity: 0.9;
    animation: fadeSlideUp 1.2s ease forwards;
}
.banner .banner-content .sub span {
    color: #c9a84c;
    font-weight: 500;
}
@keyframes fadeSlideUp {
    0% {
        opacity: 0;
        transform: translateY(24px);
    }
    100% {
        opacity: 0.9;
        transform: translateY(0);
    }
}
.banner .banner-content .desc {
    font-size: clamp(14px, 1.4vw, 20px);
    color: #a8b9d9;
    max-width: 720px;
    margin: 0 auto 28px;
    line-height: 1.8;
    opacity: 0;
    animation: fadeSlideUp 1.2s ease 0.3s forwards;
}
.banner .banner-content .banner-phone {
    display: inline-block;
    font-size: clamp(22px, 3.2vw, 42px);
    font-weight: 700;
    color: #f0e9d0;
    background: rgba(201, 168, 76, 0.10);
    padding: 12px 38px;
    border-radius: 60px;
    border: 1px solid rgba(201, 168, 76, 0.25);
    backdrop-filter: blur(4px);
    letter-spacing: 2px;
    animation: pulseGlow 2.8s ease-in-out infinite alternate, fadeSlideUp 1.2s ease 0.6s forwards;
    opacity: 0;
}
@keyframes pulseGlow {
    0% {
        box-shadow: 0 0 0 0 rgba(201, 168, 76, 0.08);
        border-color: rgba(201, 168, 76, 0.15);
    }
    100% {
        box-shadow: 0 0 32px 8px rgba(201, 168, 76, 0.12);
        border-color: rgba(201, 168, 76, 0.40);
    }
}
.banner .scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.2);
    font-size: 13px;
    letter-spacing: 2px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    animation: floatDown 2.6s ease infinite;
}
.banner .scroll-indicator .line {
    width: 1px;
    height: 36px;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.2), transparent);
}
@keyframes floatDown {
    0%,
    100% {
        transform: translateX(-50%) translateY(0);
        opacity: 0.6;
    }
    50% {
        transform: translateX(-50%) translateY(8px);
        opacity: 1;
    }
}
@media (max-width:768px) {
    .banner {
        min-height: 70vh;
        padding: 40px 16px;
    }
    .banner .banner-content .banner-phone {
        padding: 8px 24px;
        font-size: 20px;
    }
    .banner .scroll-indicator {
        display: none;
    }
}

/* ===== 通用标题 ===== */
.section-title {
    text-align: center;
    margin-bottom: 52px;
}
.section-title h2 {
    font-size: clamp(28px, 3.6vw, 48px);
    font-weight: 700;
    letter-spacing: 1.5px;
    background: linear-gradient(135deg, #e8edf5, #c9a84c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}
.section-title p {
    color: #8fa3c9;
    font-size: 16px;
    margin-top: 10px;
    letter-spacing: 2px;
}

/* ===== 公司介绍 ===== */
.about {
    padding: 90px 0 80px;
    background: linear-gradient(180deg, #0b0f1a 0%, #111a2e 100%);
}
.about .about-wrap {
    display: flex;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}
.about .about-text {
    flex: 1 1 480px;
}
.about .about-text p {
    font-size: 16px;
    line-height: 1.9;
    color: #c8d4ec;
    margin-bottom: 18px;
}
.about .about-text .about-phone {
    display: inline-block;
    margin-top: 6px;
    font-size: 24px;
    font-weight: 600;
    color: #c9a84c;
    letter-spacing: 1.5px;
    background: rgba(201, 168, 76, 0.07);
    padding: 4px 22px 4px 18px;
    border-radius: 40px;
    border: 1px solid rgba(201, 168, 76, 0.12);
}
.about .about-img {
    flex: 0 0 600px;
    max-width: 100%;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.04);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}
.about .about-img:hover {
    transform: scale(1.01);
    box-shadow: 0 28px 80px rgba(201, 168, 76, 0.08);
}
.about .about-img img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    display: block;
}
@media (max-width:1100px) {
    .about .about-img {
        flex: 0 0 100%;
    }
    .about .about-img img {
        height: 300px;
    }
}
@media (max-width:768px) {
    .about {
        padding: 60px 0 50px;
    }
    .about .about-wrap {
        flex-direction: column;
        gap: 30px;
    }
    .about .about-img img {
        height: 220px;
    }
    .about .about-text .about-phone {
        font-size: 18px;
    }
}

/* ===== 产品区域 ===== */
.products {
    padding: 90px 0 70px;
    background: #0d1424;
}
.products .product-series {
    margin-bottom: 72px;
}
.products .product-series:last-child {
    margin-bottom: 0;
}
.products .series-title {
    font-size: 26px;
    font-weight: 600;
    color: #e8edf5;
    margin-bottom: 30px;
    padding-left: 6px;
    border-left: 4px solid #c9a84c;
    padding-left: 18px;
    letter-spacing: 1px;
}
.products .product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.products .product-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.3s;
    cursor: default;
    backdrop-filter: blur(2px);
}
.products .product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.5);
    border-color: rgba(201, 168, 76, 0.20);
}
.products .product-card .img-wrap {
    width: 100%;
    aspect-ratio: 1/1;
    overflow: hidden;
    background: #0f1a2e;
}
.products .product-card .img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.products .product-card:hover .img-wrap img {
    transform: scale(1.06);
}
.products .product-card .p-name {
    padding: 14px 14px 18px;
    font-size: 15px;
    font-weight: 500;
    color: #d6e0f0;
    letter-spacing: 0.5px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}
@media (max-width:992px) {
    .products .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }
}
@media (max-width:520px) {
    .products .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .products .product-card .p-name {
        font-size: 13px;
        padding: 10px 8px 14px;
    }
    .products .series-title {
        font-size: 20px;
    }
}
@media (max-width:400px) {
    .products .product-grid {
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }
}

.data-empty{
    padding:42px;
    border:1px dashed #d5e1ee;
    border-radius:14px;
    text-align:center;
    color:var(--geo-muted);
    background:#fff
}

/* ===== 底部 ===== */
.footer {
    background: #060a14;
    padding: 60px 0 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.03);
}
.footer .friend-links,
.footer .all-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 24px;
    margin-bottom: 28px;
}
.footer .friend-links a,
.footer .all-links a {
    color: #7a8db0;
    font-size: 14px;
    transition: color 0.3s;
    padding: 4px 0;
    border-bottom: 1px solid transparent;
}
.footer .friend-links a:hover,
.footer .all-links a:hover {
    color: #c9a84c;
    border-bottom-color: rgba(201, 168, 76, 0.25);
}
.footer .footer-divider {
    height: 1px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.04), transparent);
    margin: 10px 0 22px;
}
.footer .copyright {
    text-align: center;
    font-size: 14px;
    color: #5a6d8e;
    letter-spacing: 1px;
}
.footer .copyright .brand-ft {
    color: #b8c7e6;
}
@media (max-width:768px) {
    .footer {
        padding: 40px 0 20px;
    }
    .footer .friend-links,
    .footer .all-links {
        gap: 8px 16px;
    }
    .footer .friend-links a,
    .footer .all-links a {
        font-size: 12px;
    }
}

/* ===== 移动端一键拨号 ===== */
.mobile-phone-fab {
    display: none;
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    background: linear-gradient(135deg, #c9a84c, #b8912e);
    color: #0b0f1a;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    font-weight: 700;
    box-shadow: 0 8px 30px rgba(201, 168, 76, 0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
    border: none;
    cursor: pointer;
}
.mobile-phone-fab:hover {
    transform: scale(1.06);
    box-shadow: 0 12px 40px rgba(201, 168, 76, 0.45);
}
.mobile-phone-fab i {
    font-style: normal;
    line-height: 1;
}
@media (max-width:768px) {
    .mobile-phone-fab {
        display: flex;
        width: 54px;
        height: 54px;
        font-size: 26px;
        bottom: 22px;
        right: 22px;
    }
}

/* ===== 小工具 ===== */
.text-gradient {
    background: linear-gradient(135deg, #e8edf5, #c9a84c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.gap-8 {
    gap: 8px;
}

/* ===== 滚动条美化 ===== */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: #0b0f1a;
}
::-webkit-scrollbar-thumb {
    background: #2a3a5a;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: #3a4a6a;
}

/* ===== 选中颜色 ===== */
::selection {
    background: rgba(201, 168, 76, 0.3);
    color: #fff;
}