/* ===== 基础重置 & 全局 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'PingFang SC', 'Helvetica Neue', 'Microsoft YaHei', sans-serif;
    background: #0F0A1A;
    color: #1A0A2E;
    line-height: 1.7;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-title {
    font-size: 2.4rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 16px;
    letter-spacing: 2px;
    color: #1A0A2E;
}

.section-subtitle {
    text-align: center;
    color: rgba(26, 10, 46, 0.6);
    font-size: 1.1rem;
    margin-bottom: 48px;
    font-weight: 400;
}

.section-subtitle::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #6D28D9, #A78BFA);
    margin: 12px auto 0;
    border-radius: 4px;
}

/* ===== 滚动渐显 ===== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== 导航栏 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 10, 26, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(109, 40, 217, 0.25);
    transition: background 0.4s;
    padding: 0 24px;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    padding: 0 24px;
    max-width: 1240px;
    margin: 0 auto;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
    white-space: nowrap;
}

.navbar-brand .brand-highlight {
    color: #A78BFA;
}

.navbar-brand .brand-tag {
    font-size: 1rem;
    font-weight: 400;
    color: rgba(167, 139, 250, 0.8);
    margin-left: 2px;
}

.navbar-links {
    display: flex;
    align-items: center;
    gap: 36px;
    list-style: none;
}

.navbar-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.navbar-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: #A78BFA;
    transition: width 0.3s;
}

.navbar-links a:hover {
    color: #fff;
}

.navbar-links a:hover::after {
    width: 100%;
}

.navbar-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-size: 1.05rem;
    font-weight: 600;
    background: linear-gradient(135deg, #6D28D9, #8B5CF6);
    padding: 8px 20px;
    border-radius: 40px;
    border: 1px solid rgba(167, 139, 250, 0.3);
    transition: all 0.3s;
    white-space: nowrap;
}

.navbar-phone:hover {
    background: linear-gradient(135deg, #7C3AED, #9D4EDD);
    transform: scale(1.03);
    box-shadow: 0 8px 32px rgba(109, 40, 217, 0.35);
}

.navbar-phone .phone-icon {
    font-size: 1.2rem;
}

/* 移动端菜单按钮 */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: #fff;
    font-size: 1.6rem;
    cursor: pointer;
    padding: 4px 8px;
    transition: transform 0.2s;
}

.menu-toggle:active {
    transform: scale(0.9);
}

@media (max-width: 868px) {
    .navbar-links {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        width: 100%;
        background: rgba(15, 10, 26, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 24px 32px;
        gap: 20px;
        border-bottom: 1px solid rgba(109, 40, 217, 0.2);
    }

    .navbar-links.active {
        display: flex;
    }

    .menu-toggle {
        display: block;
    }

    .navbar-phone {
        font-size: 0.85rem;
        padding: 6px 14px;
        gap: 4px;
    }

    .navbar-brand {
        font-size: 1.2rem;
    }

    .navbar-brand .brand-tag {
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .navbar .container {
        height: 64px;
        padding: 0 12px;
    }
    .navbar-phone .phone-text {
        display: none;
    }
    .navbar-phone {
        padding: 6px 12px;
        font-size: 0.9rem;
    }
}

/* ===== Banner ===== */
.banner {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0F0A1A 0%, #2D1B4E 40%, #4C1D95 70%, #1A0A2E 100%);
    background-size: 400% 400%;
    animation: gradientShift 14s ease infinite;
    position: relative;
    overflow: hidden;
    padding: 120px 24px 80px;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.banner::before {
    content: '';
    position: absolute;
    top: -40%;
    left: -20%;
    width: 70%;
    height: 80%;
    background: radial-gradient(ellipse, rgba(139, 92, 246, 0.13) 0%, transparent 70%);
    pointer-events: none;
}

.banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    right: -10%;
    width: 60%;
    height: 60%;
    background: radial-gradient(ellipse, rgba(167, 139, 250, 0.10) 0%, transparent 70%);
    pointer-events: none;
}

.banner-content {
    text-align: center;
    position: relative;
    z-index: 2;
    max-width: 920px;
    width: 100%;
}

.banner-subtitle {
    font-size: 1.1rem;
    color: rgba(167, 139, 250, 0.8);
    letter-spacing: 6px;
    text-transform: uppercase;
    margin-bottom: 16px;
    font-weight: 400;
    animation: fadeInDown 1s ease 0.2s both;
}

.banner-title {
    font-size: 4rem;
    font-weight: 800;
    color: #fff;
    line-height: 1.2;
    letter-spacing: 2px;
    margin-bottom: 24px;
    animation: fadeInDown 1s ease 0.4s both;
}

.banner-title .highlight {
    background: linear-gradient(135deg, #A78BFA, #C4B5FD);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.banner-desc {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.75);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.9;
    animation: fadeInUp 1s ease 0.6s both;
}

.banner-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px 28px;
    animation: fadeInUp 1s ease 0.8s both;
}

.banner-tags span {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
    font-weight: 500;
    padding: 8px 0;
    position: relative;
    letter-spacing: 1px;
}

.banner-tags span::before {
    content: '◆';
    color: #A78BFA;
    margin-right: 8px;
    font-size: 0.7rem;
}

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

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

/* Banner 文字动效 - 流光 */
.banner-title .flow-text {
    display: inline-block;
    background: linear-gradient(135deg, #C4B5FD, #fff, #A78BFA, #C4B5FD);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: flowShine 5s ease infinite;
}

@keyframes flowShine {
    0%,
    100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@media (max-width: 768px) {
    .banner-title {
        font-size: 2.4rem;
    }
    .banner-desc {
        font-size: 1rem;
    }
    .banner-subtitle {
        font-size: 0.85rem;
        letter-spacing: 4px;
    }
    .banner-tags span {
        font-size: 0.85rem;
    }
    .banner-tags {
        gap: 8px 16px;
    }
    .banner {
        min-height: 90vh;
        padding: 100px 16px 60px;
    }
}

@media (max-width: 480px) {
    .banner-title {
        font-size: 1.8rem;
    }
    .banner-desc {
        font-size: 0.9rem;
    }
}

/* ===== 公司介绍 ===== */
.about-section {
    background: #F8F6FE;
    padding: 80px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.about-text h2 {
    font-size: 2rem;
    font-weight: 700;
    color: #1A0A2E;
    margin-bottom: 20px;
}

.about-text h2 .accent {
    color: #6D28D9;
}

.about-text p {
    margin-bottom: 16px;
    color: rgba(26, 10, 46, 0.8);
    font-size: 1rem;
    line-height: 1.9;
}

.about-text .contact-inline {
    display: inline-block;
    background: linear-gradient(135deg, #6D28D9, #8B5CF6);
    color: #fff;
    padding: 3px 16px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1.05rem;
    margin: 4px 0;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-image img {
    width: 100%;
    max-width: 600px;
    border-radius: 16px;
    box-shadow: 0 24px 64px rgba(109, 40, 217, 0.18);
    transition: transform 0.5s ease, box-shadow 0.5s ease;
}

.about-image img:hover {
    transform: scale(1.01);
    box-shadow: 0 32px 80px rgba(109, 40, 217, 0.25);
}

@media (max-width: 868px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .about-image {
        order: -1;
    }
    .about-image img {
        max-width: 100%;
    }
    .about-text h2 {
        font-size: 1.6rem;
    }
    .about-section {
        padding: 56px 0;
    }
}

@media (max-width: 480px) {
    .about-text p {
        font-size: 0.92rem;
    }
    .about-text h2 {
        font-size: 1.3rem;
    }
}

/* ===== 产品系列 ===== */
.products-section {
    background: #fff;
    padding: 80px 0;
}

.products-section:nth-child(even) {
    background: #F8F6FE;
}

.product-series {
    margin-bottom: 72px;
}

.product-series:last-child {
    margin-bottom: 0;
}

.series-header {
    text-align: center;
    margin-bottom: 36px;
}

.series-header h3 {
    font-size: 1.8rem;
    font-weight: 700;
    color: #1A0A2E;
    position: relative;
    display: inline-block;
}

.series-header h3::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #6D28D9, #A78BFA);
    margin: 10px auto 0;
    border-radius: 4px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 28px rgba(109, 40, 217, 0.08);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    border: 1px solid rgba(109, 40, 217, 0.06);
    aspect-ratio: 1 / 1;
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(109, 40, 217, 0.16);
    border-color: rgba(109, 40, 217, 0.15);
}

.product-card .img-wrap {
    flex: 1;
    overflow: hidden;
    background: #F3EEFF;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 0;
}

.product-card .img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .img-wrap img {
    transform: scale(1.06);
}

.product-card .product-name {
    padding: 14px 12px 16px;
    text-align: center;
    font-size: 0.95rem;
    font-weight: 600;
    color: #1A0A2E;
    background: #fff;
    border-top: 1px solid rgba(109, 40, 217, 0.06);
    min-height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 0.5px;
}

.product-card .product-name .a-tag {
    color: #6D28D9;
    font-weight: 700;
    margin-right: 4px;
}

@media (max-width: 992px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 540px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .product-card .product-name {
        font-size: 0.82rem;
        padding: 10px 8px 12px;
        min-height: 44px;
    }
    .series-header h3 {
        font-size: 1.4rem;
    }
    .products-section {
        padding: 48px 0;
    }
    .product-series {
        margin-bottom: 48px;
    }
}

@media (max-width: 380px) {
    .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: #0F0A1A;
    padding: 48px 0 28px;
    border-top: 1px solid rgba(109, 40, 217, 0.15);
}

.footer-top {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 32px;
    margin-bottom: 32px;
}

.footer-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
}

.footer-brand .brand-tag {
    color: rgba(167, 139, 250, 0.7);
    font-size: 1rem;
    font-weight: 400;
}

.footer-contact {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer-contact .phone-large {
    font-size: 1.3rem;
    font-weight: 700;
    color: #A78BFA;
    letter-spacing: 1px;
}

.friend-links {
    padding: 24px 0 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px 24px;
}

.friend-links a {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
    transition: color 0.3s;
    padding: 4px 0;
}

.friend-links a:hover {
    color: rgba(167, 139, 250, 0.7);
}

.footer-copyright {
    text-align: center;
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.82rem;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    margin-top: 8px;
}

@media (max-width: 600px) {
    .footer-top {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-brand {
        font-size: 1.2rem;
    }
    .footer-contact .phone-large {
        font-size: 1.1rem;
    }
    .footer {
        padding: 32px 0 20px;
    }
    .friend-links {
        gap: 8px 16px;
    }
    .friend-links a {
        font-size: 0.78rem;
    }
}

/* ===== 移动端一键拨打电话 ===== */
.mobile-phone-btn {
    display: none;
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: linear-gradient(135deg, #6D28D9, #8B5CF6);
    color: #fff;
    border: none;
    box-shadow: 0 8px 32px rgba(109, 40, 217, 0.45);
    font-size: 1.6rem;
    cursor: pointer;
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    animation: pulseBtn 2.5s ease infinite;
}

.mobile-phone-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 40px rgba(109, 40, 217, 0.55);
}

.mobile-phone-btn:active {
    transform: scale(0.92);
}

@keyframes pulseBtn {
    0%,
    100% {
        box-shadow: 0 8px 32px rgba(109, 40, 217, 0.45);
    }
    50% {
        box-shadow: 0 8px 48px rgba(109, 40, 217, 0.7);
    }
}

@media (max-width: 868px) {
    .mobile-phone-btn {
        display: flex;
    }
}

@media (max-width: 480px) {
    .mobile-phone-btn {
        width: 50px;
        height: 50px;
        font-size: 1.4rem;
        bottom: 18px;
        right: 18px;
    }
}

/* ===== 平滑过渡 & 辅助 ===== */
.gap-8 {
    gap: 8px;
}

.mt-8 {
    margin-top: 8px;
}

.text-purple {
    color: #6D28D9;
}

/* 产品系列间的分隔线 */
.series-divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(109, 40, 217, 0.12), transparent);
    margin: 16px 0 56px;
}

/* 响应式微调 */
@media (max-width: 600px) {
    .section-title {
        font-size: 1.7rem;
    }
    .section-subtitle {
        font-size: 0.95rem;
        margin-bottom: 32px;
    }
    .container {
        padding: 0 16px;
    }
}

/* 品牌 tag 样式 */
.suffix-tag {
    color: rgba(167, 139, 250, 0.5);
    font-size: 0.75em;
    font-weight: 400;
}

/* 导航栏 brand 中的 a 站 */
.a-station {
    color: rgba(167, 139, 250, 0.8);
    font-weight: 400;
}