@charset "utf-8";


:root {
    --ink: #142849;
    --ink-2: #1A3358;
    --ink-3: #1F3D66;
    --tech-blue: #1976D2;
    --aurora: #4FC3F7;
    --aurora-soft: rgba(79, 195, 247, 0.15);
    --brand-red: #E60012;
    --white: #FFFFFF;
    --white-90: rgba(255, 255, 255, 0.9);
    --white-70: rgba(255, 255, 255, 0.7);
    --white-50: rgba(255, 255, 255, 0.5);
    --white-20: rgba(255, 255, 255, 0.2);
    --white-10: rgba(255, 255, 255, 0.1);
    --bg-light: #F5F7FA;
    --text-dark: #1A1A1A;
    --text-mid: #4A5568;
    --text-soft: #6B7280;
    --line: rgba(10, 22, 40, 0.08);
    --font-display: 'Bricolage Grotesque', 'Noto Sans SC', system-ui, sans-serif;
    --font-zh: 'Noto Sans SC', system-ui, -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
    --container: 1440px;
    --gutter: clamp(20px, 4vw, 80px);
    --section-pad: clamp(40px, 4.5vw, 70px);
    --ease: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-zh);
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-dark);
    background: var(--ink);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a {
    color: inherit;
    text-decoration: none;
}
button {
    background: none;
    border: none;
    cursor: pointer;
    font: inherit;
    color: inherit;
}
ul {
    list-style: none;
}
img {
    max-width: 100%;
    display: block;
}
.c-flex {
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
}
.just-betw {
    justify-content: space-between
}
.just-cen {
    justify-content: center;
}
.just-end {
    justify-content: end;
}
.just-around {
    justify-content: space-around
}
.align-start {
    align-items: flex-start
}
.align-base {
    align-items: baseline
}
.overflow-hidden {
    overflow: hidden;
}
.center {
    text-align: center;
}
.none {
    display: none !important;
}
.show {
    display: unset !important;
}
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
}

.intro-mask {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--ink);
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    transition: opacity 0.6s var(--ease) 0.6s;
}
.intro-mask.gone {
    opacity: 0;
}
.intro-mark {
    animation: introScale 1s var(--ease-bounce) both;
}
.intro-logo {
    height: 100px;
    width: auto;
    display: block;
    border-radius: 6px;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}
@keyframes introScale {
    0% {
        transform: scale(0.4);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--tech-blue);
    font-weight: 500;
    display: none;
}
.eyebrow.eyebrow-cyan {
    color: var(--aurora);
}
.eyebrow-dot {
    width: 8px;
    height: 8px;
    background: var(--brand-red);
    border-radius: 50%;
    display: inline-block;
}
.section-title {
    font-weight: 700;
    font-size: clamp(22px, 2.6vw, 32px);
    line-height: 1.08;
    letter-spacing: -0.022em;
    margin-bottom: 14px;
    color: var(--text-dark);
}
.section-title span {
    display: block;
}
.section-title .italic {
    font-style: italic;
    font-weight: 400;
    color: var(--tech-blue);
}
.section-title.light {
    color: var(--white);
}
.section-title.light .italic {
    color: var(--aurora);
}
.cta-outline {
    display: inline-flex;
    align-items: center;
    padding: 10px 20px;
    background: var(--tech-blue);
    border: 1.5px solid var(--tech-blue);
    color: var(--white);
    border-radius: 999px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s var(--ease);
}
.cta-outline:hover {
    background: #2196F3;
    border-color: #2196F3;
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: 0 6px 18px rgba(33, 150, 243, 0.35);
}
.ghost-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    border: 1px solid var(--aurora);
    color: var(--aurora);
    border-radius: 999px;
    font-weight: 500;
    letter-spacing: 0.05em;
    transition: all 0.3s var(--ease);
    background: transparent;
}
.ghost-btn:hover {
    background: var(--white);
    border-color: var(--white);
    color: var(--tech-blue);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.18);
}
.ghost-btn.on-light {
    border-color: var(--tech-blue);
    color: var(--tech-blue);
}
.ghost-btn.on-light:hover {
    background: var(--tech-blue);
    color: var(--white);
    box-shadow: 0 6px 18px rgba(25, 118, 210, 0.3);
}
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    height: 80px;
    transition: all 0.4s var(--ease);
    color: var(--white);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}
.site-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(10, 22, 40, 0.0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
    transition: all 0.4s var(--ease);
    pointer-events: none;
}
.site-header.scrolled {
    color: var(--text-dark);
}
.site-header.scrolled::before {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--line);
}
.scroll-progress {
    position: absolute;
    top: 0;
    left: 0;
    height: 2px;
    width: 0;
    background: linear-gradient(90deg, var(--tech-blue), var(--aurora));
    z-index: 2;
    transition: width 0.1s linear;
}
.header-inner {
    position: relative;
    z-index: 1;
    height: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 var(--gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}
.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.brand-logo {
    width: 137px;
    display: block;
    border-radius: 4px;
    transition: opacity 0.3s var(--ease);
}
.brand-logo:hover {
    opacity: 0.85;
}
.main-nav {
    display: flex;
    gap: 36px;
    font-size: 15px;
    font-weight: 500;
}
.main-nav a {
    position: relative;
    opacity: 0.85;
    transition: opacity 0.3s var(--ease);
}
.main-nav a:hover,
.main-nav a.active {
    opacity: 1;
}
.main-nav a.active::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 50%;
    width: 4px;
    height: 4px;
    background: var(--aurora);
    border-radius: 50%;
    transform: translateX(-50%);
}
.main-nav .item {
    position: relative;
}
.main-nav .item>a {
    position: relative;
    height: 80px;
    line-height: 80px;
    display: block;
}
.main-nav .item>a:hover {
    color: inherit;
}
.main-nav .item>a:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    transform: scale(0);
    background: #1976d2;
    border-radius: 50%;
    opacity: 0;
    transition: all .4s;
}
.main-nav .page_nav-hid {
    position: absolute;
    left: 50%;
    top: 80px;
    margin-left: -70px;
    width: 140px;
    opacity: 0;
    visibility: hidden;
    -webkit-transform: scaleY(0);
    -ms-transform: scaleY(0);
    transform: scaleY(0);
    -webkit-transform-origin: center top;
    -ms-transform-origin: center top;
    transform-origin: center top;
    transition: opacity .3s, visibility .3s, -webkit-transform .3s;
    -webkit-transition: opacity .3s, visibility .3s, -webkit-transform .3s;
    -o-transition: transform .3s, opacity .3s, visibility .3s;
    transition: transform .3s, opacity .3s, visibility .3s;
    transition: transform .3s, opacity .3s, visibility .3s, -webkit-transform .3s;
    z-index: 9999;
    -webkit-box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
}
.main-nav .page_nav-hid .link {
    text-align: center;
    color: #666;
    background: #fff;
    position: relative;
    line-height: 40px;
    font-size: 14px;
    -webkit-transition: background-color 0.4s, color 0.4s;
    -o-transition: background-color 0.4s, color 0.4s;
    transition: background-color 0.4s, color 0.4s;
    display: block;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    padding: 0 10px;
    box-sizing: border-box;
}
.main-nav .item:hover .page_nav-hid {
    -webkit-transform: scaleY(1);
    -ms-transform: scaleY(1);
    transform: scaleY(1);
    opacity: 1;
    visibility: visible;
}
.main-nav .page_nav-hid .link:hover {
    background: #1976d2;
    color: #fff;
}
.main-nav .item:hover>a::after {
    transform: scale(1);
    opacity: 1;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 18px;
}
.lang-switch {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    letter-spacing: 0.05em;
}
.lang-switch a {
    cursor: pointer;
    padding: 2px 4px;
    color: inherit !important;
    opacity: 0.55;
    transition: opacity 0.25s var(--ease), color 0.25s var(--ease);
}
.lang-switch a:hover {
    color: inherit !important;
    opacity: 1;
}
.lang-switch a.active {
    opacity: 1;
    color: var(--aurora) !important;
}
.lang-switch [data-lang] {
    cursor: pointer;
    padding: 2px 4px;
    opacity: 0.55;
    transition: opacity 0.25s var(--ease), color 0.25s var(--ease);
}
.lang-switch [data-lang]:hover {
    opacity: 1;
}
.lang-switch [data-lang].active {
    opacity: 1;
    color: var(--aurora);
}
.site-header.scrolled .lang-switch a.active,
.site-header.scrolled .lang-switch [data-lang].active {
    color: var(--tech-blue) !important;
}
.lang-switch .divider {
    opacity: 0.3;
    font-weight: 400;
}
html[lang="en"] body {
    font-family: 'Manrope', 'Inter', system-ui, sans-serif;
    letter-spacing: 0.005em;
}
html[lang="en"] .hero-title,
html[lang="en"] .section-title,
html[lang="en"] .case-name,
html[lang="en"] .news-title,
html[lang="en"] .cta-title .line-zh-1,
html[lang="en"] .cta-title .line-zh-2,
html[lang="en"] .news-list-title {
    font-family: 'Manrope', 'Inter', system-ui, sans-serif !important;
    letter-spacing: -0.015em;
    font-weight: 800;
}

html[lang="en"] .hero-title {
    font-size: clamp(24px, 4.4vw, 64px);
}
html[lang="en"] .cta-title .line-zh-1,
html[lang="en"] .cta-title .line-zh-2 {
    font-size: 48px;
    line-height: 1.15;
}
html[lang="en"] .cs-label {
    font-size: 11px;
}
.hero {
    position: relative;
    height: 100vh;
    min-height: 720px;
    overflow: hidden;
    background: var(--ink);
}
@media (max-width: 768px) {
    .hero {
        height: 70vh;
        min-height: 440px;
    }
}
.hero-slides {
    position: absolute;
    inset: 0;
}
.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1s var(--ease);
}
.hero-slide.active {
    opacity: 1;
}
.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    background-color: var(--ink);
    transform: scale(1.05);
    animation: heroSlowZoom 20s ease-in-out infinite alternate;
}
@keyframes heroSlowZoom {
    to {
        transform: scale(1.15);
    }
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(105deg, rgba(10, 22, 40, 0.85) 0%, rgba(10, 22, 40, 0.55) 45%, rgba(10, 22, 40, 0.2) 75%, rgba(10, 22, 40, 0.65) 100%),
        radial-gradient(ellipse at 75% 50%, rgba(79, 195, 247, 0.15) 0%, transparent 60%);
}
.hero-slide[data-slide="0"] .hero-overlay {
    background:
        linear-gradient(105deg, rgba(10, 22, 40, 0.6) 0%, rgba(10, 22, 40, 0.35) 45%, rgba(10, 22, 40, 0.1) 75%, rgba(10, 22, 40, 0.4) 100%),
        radial-gradient(ellipse at 75% 50%, rgba(79, 195, 247, 0.1) 0%, transparent 60%);
}
.hero-slide[data-slide="1"] .hero-overlay {
    background:
        linear-gradient(105deg, rgba(10, 22, 40, 0.55) 0%, rgba(10, 22, 40, 0.25) 45%, rgba(10, 22, 40, 0.05) 75%, rgba(10, 22, 40, 0.3) 100%),
        radial-gradient(ellipse at 75% 50%, rgba(79, 195, 247, 0.08) 0%, transparent 60%);
}
@media (max-width: 768px) {
    .hero-slide[data-slide="1"] .hero-overlay {
        background:
            linear-gradient(180deg, rgba(10, 22, 40, 0.7) 0%, rgba(10, 22, 40, 0.55) 60%, rgba(10, 22, 40, 0.4) 100%),
            radial-gradient(ellipse at 75% 50%, rgba(79, 195, 247, 0.08) 0%, transparent 60%);
    }
}
@media (max-width: 768px) {
    .hero-slide[data-slide="0"] .hero-bg {
        background-image: url(../img/banner1-m.jpg) !important;
    }
    .hero-slide[data-slide="1"] .hero-bg {
        background-image: url(../img/banner3-m.jpg) !important;
    }
}
.hero-decoration {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}
.hero-content-wrap {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    padding-left: max(var(--gutter), calc((100% - var(--container)) / 2 + var(--gutter)));
    padding-right: max(var(--gutter), calc((100% - var(--container)) / 2 + var(--gutter)));
    padding-top: 72px;
}
.hero-content {
    max-width: 720px;
    color: var(--white);
    display: none;
    opacity: 0;
}
.hero-content.active {
    display: block;
    animation: heroContentIn 1.2s var(--ease) 0.3s both;
}
@keyframes heroContentIn {
    0% {
        opacity: 0;
        transform: translateY(28px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
    }
}
.hero-title {
    font-weight: 900;
    font-size: clamp(24px, 4.4vw, 52px);
    line-height: 1.06;
    letter-spacing: -0.022em;
    margin-bottom: 24px;
}
.hero-title .line-1 {
    display: block;
}
.hero-title .line-2 {
    display: block;
    background: linear-gradient(95deg, var(--white) 0%, var(--aurora) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    font-style: italic;
}
.hero-desc {
    font-size: 15px;
    line-height: 1.8;
    color: var(--white-70);
    max-width: 520px;
    margin-bottom: 40px;
}
.hero-bullets {
    list-style: none;
    padding: 0;
    margin: 0 0 40px 0;
    max-width: 560px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.hero-bullets li {
    position: relative;
    padding-left: 26px;
    font-size: clamp(16px, 1.3vw, 18px);
    line-height: 1.5;
    color: var(--white);
    font-weight: 500;
    letter-spacing: 0.02em;
}
.hero-bullets li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 6px 0 6px 9px;
    border-color: transparent transparent transparent var(--brand-red);
}
.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--white-20);
    border-radius: 999px;
    color: var(--white);
    font-size: 16px;
    font-weight: 500;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s var(--ease);
    position: relative;
    overflow: hidden;
}
.hero-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, var(--aurora), var(--tech-blue));
    opacity: 0;
    transition: opacity 0.3s var(--ease);
    z-index: -1;
}
.hero-btn:hover {
    border-color: var(--aurora);
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(79, 195, 247, 0.25);
    gap: 18px;
}
.hero-tabs {
    position: absolute;
    bottom: 60px;
    left: 0;
    right: 0;
    z-index: 3;
    display: flex;
    justify-content: center;
    gap: 0;
    padding: 0 var(--gutter);
}
.hero-tab {
    flex: 1;
    max-width: 220px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px 24px;
    color: var(--white-50);
    text-align: left;
    position: relative;
    transition: color 0.3s var(--ease);
    border-top: 1px solid var(--white-20);
}
.hero-tab .tab-num {
    letter-spacing: 0.2em;
    margin-bottom: 6px;
}
.hero-tab .tab-label {
    font-size: 16px;
    font-weight: 500;
}
.hero-tab::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 0;
    height: 2px;
    width: 0;
    background: var(--aurora);
    transition: width 0.6s var(--ease);
    box-shadow: 0 0 10px var(--aurora);
}
.hero-tab.active {
    color: var(--white);
}
.hero-tab.active::before {
    width: 100%;
}
.hero-tab:hover:not(.active) {
    color: var(--white-70);
}
.hero-floats {
    position: fixed;
    right: 24px;
    bottom: 80px;
    z-index: 50;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.float-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--tech-blue);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(25, 118, 210, 0.4);
    transition: all 0.3s var(--ease);
}
.float-btn:hover {
    transform: translateY(-3px);
    background: var(--aurora);
    box-shadow: 0 12px 28px rgba(79, 195, 247, 0.5);
}
.float-top {
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
}
.float-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}
.about {
    background: var(--ink-2);
    color: var(--white);
    padding: var(--section-pad) 0;
    position: relative;
    overflow: hidden;
}
.about::before {
    content: '';
    position: absolute;
    top: 10%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 195, 247, 0.06), transparent 60%);
    pointer-events: none;
}
.about {
    padding: clamp(34px, 3.4vw, 52px) 0;
}
.about-head {
    margin-bottom: clamp(20px, 2.6vw, 34px);
}
.about-title span {
    display: inline;
}
@media (max-width: 560px) {
    .about-title {
        font-size: clamp(24px, 7.2vw, 30px);
    }
}
.about-intro {
    margin-top: 14px;
    max-width: 940px;
    color: var(--white-70);
    line-height: 1.85;
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(40px, 5vw, 72px);
    align-items: stretch;
}
.about-strengths {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: clamp(14px, 1.8vw, 20px);
}
.str-block+.str-block {
    border-top: 1px solid var(--white-10);
    padding-top: clamp(14px, 1.8vw, 20px);
}
.str-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 5px;
}
.str-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--aurora-soft);
    color: var(--aurora);
}
.str-icon svg {
    width: 22px;
    height: 22px;
}
.str-label {
    font-family: var(--font-zh);
    font-size: 17px;
    font-weight: 700;
    color: var(--white);
}
.str-items {
    padding-left: 52px;
    color: var(--white-70);
    word-break: keep-all;
    overflow-wrap: normal;
    line-height: 1.8;
}
@media (min-width: 1025px) {
    .about-grid .about-visual {
        position: relative;
    }
    .about-grid .about-image {
        position: absolute;
        inset: 0;
        height: auto;
    }
    .about-grid .about-image img {
        height: 100%;
        min-height: 0;
    }
}
.about-visual {
    position: relative;
}
.about-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}
.about-image img {
    width: 100%;
    height: 520px;
    object-fit: cover;
    transition: transform 1s var(--ease);
}
.about-visual:hover .about-image img {
    transform: scale(1.04);
}
.news {
    background: var(--ink-2);
    color: var(--white);
    padding: var(--section-pad) 0;
    position: relative;
    overflow: hidden;
}
.news::before {
    content: '';
    position: absolute;
    bottom: -15%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 195, 247, 0.05), transparent 60%);
    pointer-events: none;
}
.news>.container {
    position: relative;
    z-index: 1;
}
.news-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 24px;
}
.news-header-right {
    display: flex;
    align-items: center;
    gap: 32px;
}
.news-tabs {
    display: flex;
    gap: 4px;
}
.news-tab {
    padding: 10px 20px;
    color: var(--white-70);
    border-radius: 999px;
    transition: all 0.3s var(--ease);
}
.news-tab.active {
    background: var(--aurora);
    color: var(--ink);
    font-weight: 600;
}
.news-tab:hover:not(.active) {
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
}
.news-footer {
    text-align: center;
    margin-top: 40px;
}
.news-grid {
    display: grid;
    grid-template-columns: 60fr 40fr;
    gap: 40px;
    --news-block-height: 480px;
    --news-list-item-height: calc(var(--news-block-height) / 4);
}
.news-panels .news-grid:not(.active) {
    display: none;
}
.news-feature {
    display: block;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: var(--news-block-height);
    transition: all 0.4s var(--ease);
}
.news-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}
.news-feature-img {
    position: absolute;
    inset: 0;
}
.news-feature-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s var(--ease);
}
.news-feature:hover .news-feature-img img {
    transform: scale(1.05);
}
.news-feature-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, transparent 40%, rgba(10, 22, 40, 0.95) 100%),
        linear-gradient(135deg, rgba(25, 118, 210, 0.18) 0%, transparent 50%);
}
.news-feature-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px;
    color: var(--white);
}
.news-meta {
    color: var(--aurora);
    margin-bottom: 14px;
    text-transform: uppercase;
}
.news-title {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 12px;
    letter-spacing: -0.01em;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.news-excerpt {
    color: var(--white-70);
    line-height: 1.7;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.news-feature-cta {
    color: var(--aurora);
}
.news-list {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-self: start;
    height: auto;
    box-sizing: border-box;
}
.news-list li {
    display: flex;
    flex-shrink: 0;
    box-sizing: border-box;
    border-bottom: 1px solid var(--white-10);
}
.news-list li:first-child {
    border-top: 1px solid var(--white-10);
}
.news-list a {
    display: flex;
    align-items: center;
    gap: 24px;
    width: 100%;
    height: auto;
    padding: 20px 0;
    position: relative;
    transition: padding 0.3s var(--ease);
}
.news-list a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) translateX(-100%);
    width: 4px;
    height: 24px;
    background: var(--brand-red);
    opacity: 0;
    transition: all 0.3s var(--ease);
}
.news-list a:hover {
    padding-left: 16px;
}
.news-list a:hover::before {
    opacity: 1;
    transform: translateY(-50%) translateX(0);
}
.news-date {
    color: var(--white-50);
    flex-shrink: 0;
    min-width: 90px;
    align-self: stretch;
    display: flex;
    align-items: center;
    border-right: 1px solid var(--white-10);
    padding-right: 24px;
}
.news-list-title {
    font-size: 16px;
    font-weight: 500;
    color: var(--white-90);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color 0.3s var(--ease);
}
.news-list a:hover .news-list-title {
    color: var(--aurora);
}
.cases-footer {
    text-align: center;
    margin-top: 40px;
}
.site-footer {
    background: var(--bg-light);
    color: var(--text-dark);
    border-top: 1px solid var(--line);
    position: relative;
    background: #fff;
}
.footer-main {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.4fr auto;
    gap: 30px;
    padding: 48px var(--gutter) 28px;
    max-width: var(--container);
    margin: 0 auto;
    grid-template-columns: 1.6fr 1fr 1.2fr 1.5fr;
}
.footer-col h4 {
    font-family: var(--font-display);
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
    color: var(--tech-blue);
}
.footer-col ul li {
    margin-bottom: 10px;
    font-size: 14px;
    color: #5A6470;
    line-height: 1.6;
}
.footer-col ul li a {
    transition: color 0.3s var(--ease);
}
.footer-col ul li a:hover {
    color: var(--tech-blue);
}
.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 18px;
}
.footer-brand-logo {
    height: 50px;
    width: auto;
    display: block;
    border-radius: 4px;
}
.footer-intro {
    font-size: 14px;
    color: #5A6470;
    line-height: 1.7;
    max-width: 280px;
}
.footer-col-qr {
    display: flex;
    align-items: flex-start;
}
.footer-qr {
    margin-top: 15px;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}
.footer-qr img {
    width: 105px;
    background: var(--white);
    padding: 3px;
    box-sizing: border-box;
    border-radius: 6px;
    border: 1px solid var(--line);
    display: block;
}
.footer-qr-label {
    font-size: 12px;
    color: #5A6470;
    letter-spacing: 0.05em;
}
.footer-bottom {
    padding: 16px var(--gutter);
    border-top: 1px solid var(--line);
    text-align: center;
    letter-spacing: 0.1em;
    max-width: var(--container);
    margin: 0 auto;
    font-size: 14px;
    color: #5A6470;
}
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.in-view {
    opacity: 1;
    transform: translateY(0);
}
@media (min-width: 1025px) {
    .news-list {
        height: var(--news-block-height);
    }
    .news-list li {
        flex: 0 0 var(--news-list-item-height);
        height: var(--news-list-item-height);
        min-height: var(--news-list-item-height);
    }
    .news-list a {
        height: 100%;
        padding: 0;
    }
}
@media (max-width: 1024px) {
    .main-nav {
        display: none;
    }
    .about-grid,.news-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .hero-tabs {
        gap: 8px;
    }
    .hero-tab {
        padding: 12px 14px;
    }
    .hero-tab .tab-label {
        font-size: 13px;
    }
    /* 移动端仅 4 条时均分高度；不足 4 条则列表随内容收缩 */
    .news-list:has(li:nth-child(4):last-child) {
        height: var(--news-block-height);
    }
    .news-list:has(li:nth-child(4):last-child) li {
        flex: 0 0 var(--news-list-item-height);
        height: var(--news-list-item-height);
        min-height: var(--news-list-item-height);
    }
    .news-list:has(li:nth-child(4):last-child) a {
        height: 100%;
        padding: 0;
    }
}
@media (max-width: 768px) {
    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .hero-btn{
        padding: 10px 15px;
        font-size: 14px;
    }
}
@media (max-width: 640px) {
    .header-actions .lang-switch {
        display: none;
    }
    .hero-content-wrap {
        padding: 0 24px;
        padding-top: 0;
    }
    /* .hero-title {
        font-size: 44px;
    } */
    /* .hero-tabs {
        display: none;
    } */
    .hero-tab {
        padding: 12px 0px;
    }
    .hero-desc{
        margin-bottom: 25px;
        display: none;
    }
    .hero-bullets {
        margin: 0 0 25px 0;
        gap: 10px;
        display: none;
    }
    .footer-main {
        align-items: start;
        padding: 32px var(--gutter) 15px;
    }
    .footer-main>.footer-col:first-child {
        grid-column: 1 / -1;
    }
    .footer-main>.footer-col:nth-child(4) {
        grid-column: 1 / -1;
    }
    .footer-main>.footer-col-qr {
        grid-column: 1 / -1;
    }
    .footer-col h4{
        display: none;
    }
    .footer-contact li {
        white-space: normal;
    }
    .news-grid {
        --news-block-height: 380px;
    }
    .news-feature-content {
        padding: 15px;
    }
    .news-title {
        font-size: 18px;
    }
    .news-excerpt{
        margin-bottom: 10px;
    }
    .news-meta{
        margin-bottom: 5px;
    }
    .about-grid, .news-grid{
        gap: 30px;
    }
    .cases-footer{
        margin-top: 30px;
    }
    .news-footer{
        margin-top: 30px;
    }
    .footer-col:nth-child(2),.footer-col:nth-child(3){
        display: none;
    }
    .footer-qr{
        margin: 0 auto;
        justify-content: center;
    }
    .footer-logo {
        margin-bottom: 18px;
        justify-content: center;
    }
    .footer-intro {
        max-width: 100%;
        width: 100%;
        text-align: center;
    }
    .footer-qr {
        margin: 15px auto 0;
        justify-content: center;
        display: table;
    }
}
.products-showcase {
    position: relative;
    overflow: hidden;
    padding: 0;
    background: #EAF1FA;
    color: var(--text-dark);
    height: calc(100vh - 140px);
}
.psw-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}
.psw-bg-item {
    position: absolute;
    inset: 0;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse 82% 72% at 50% 34%, #ffffff 0%, #EAF1FA 58%, #dae6f4 100%);
    opacity: 0;
    transition: opacity 0.6s var(--ease);
}
.psw-bg-item.active {
    opacity: 1;
}
.psw-bg-item img {
    max-width: 52%;
    max-height: 78%;
    object-fit: contain;
    filter: drop-shadow(0 26px 40px rgba(20, 40, 73, 0.22));
}
.psw {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    background: rgba(0, 0, 0, 0.3);
}
.psw-lane {
    flex: 1 1 0;
    min-width: 0;
    position: relative;
    border-right: 1px solid rgba(255, 255, 255, 0.3);
    cursor: pointer;
    overflow: hidden;
    transition: flex-grow 0.4s var(--ease);
}
.psw-lane:last-child {
    border-right: none;
}
.psw-lane:hover {
    flex-grow: 1.5;
}
.psw-lane::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 0;
    background: linear-gradient(transparent, rgb(0, 101, 217));
    transition: height 0.4s var(--ease);
    z-index: 1;
}
.psw-lane:hover::after {
    height: 100%;
}
.psw-head {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 26vh 14px 6vh;
    box-sizing: border-box;
    text-align: center;
    color: #fff;
}
.psw-icon {
    width: clamp(64px, 5.4vw, 88px);
    height: clamp(64px, 5.4vw, 88px);
    border-radius: 50%;
    box-shadow: inset 0 0 0 1px #fff;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.35s var(--ease), box-shadow 0.35s var(--ease), color 0.35s var(--ease);
}
.psw-icon svg,
.psw-icon img {
    width: clamp(34px, 2.8vw, 46px);
    height: clamp(34px, 2.8vw, 46px);
}
.psw-icon img {
    object-fit: contain;
}
.psw-lane:hover .psw-icon {
    background: rgb(0, 101, 217);
    box-shadow: none;
    color: #fff;
}
.psw-tit {
    font-size: clamp(18px, 1.6vw, 24px);
    font-weight: 700;
    padding-top: clamp(22px, 2.6vw, 42px);
    line-height: 1.5;
}
.psw-add {
    margin-top: auto;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    opacity: 0.8;
    transition: all 0.35s var(--ease);
}
.psw-lane:hover .psw-add {
    border-color: #fff;
    color: #fff;
    opacity: 1;
}
.pmgrid {
    display: none;
}
@media (max-width: 768px) {
    .products-showcase {
        height: auto;
        padding: clamp(35px, 9vw, 64px) var(--gutter);
    }
    .psw-bg,.psw {
        display: none;
    }
    .pmgrid {
        display: flex;
        flex-wrap: wrap;
        grid-template-columns: 1fr 1fr;
        gap: 0;
    }

    .pmcard {
        margin: 0;
        display: flex;
        flex-direction: column;
        width: 48%;
        margin-right: 4%;
        margin-bottom: 15px;
    }
    .pmcard:nth-child(2n){
        margin-right: 0;
    }
    .pmcard-wide {
        grid-column: auto;
        width: 100%;
        margin-right: 0;
        margin-bottom: 0;
    }
    .pmcard-img {
        display: flex;
        align-items: center;
        justify-content: center;
        aspect-ratio: 1;
        padding: 14px;
        box-sizing: border-box;
        border-radius: 12px;
        background: radial-gradient(ellipse 88% 80% at 50% 42%, #ffffff 0%, #EAF1FA 60%, #dae6f4 100%);
        box-shadow: 0 8px 22px rgba(20, 40, 73, 0.10);
    }
    .pmcard-wide .pmcard-img {
        aspect-ratio: initial;
    }
    .float-btn{
        width: 36px;
        height: 36px;
    }
    .pmcard-img img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
        filter: drop-shadow(0 12px 18px rgba(20, 40, 73, 0.18));
    }
    .products-showcase{
        height: auto;
    }
    .pmcard-cap {
        margin-top: 12px;
        text-align: center;
    }
    .pmcard-tit {
        display: block;
        font-family: var(--font-zh);
        font-size: clamp(15px, 4.2vw, 18px);
        font-weight: 700;
        color: var(--text-dark);
    }
    .about-image img {
        height: auto;
    }
    .str-items{
        word-break: break-all;
    }
}
.cases-v2 {
    background: var(--white);
    color: var(--text-dark);
    padding: var(--section-pad) 0;
    position: relative;
    overflow: hidden;
}
.cases-v2::before {
    content: '';
    position: absolute;
    top: -10%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 195, 247, 0.05), transparent 60%);
    pointer-events: none;
}
.cases-v2::after {
    content: '';
    position: absolute;
    bottom: -10%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(25, 118, 210, 0.04), transparent 60%);
    pointer-events: none;
}
.cv2-header {
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    z-index: 2;
}
.cv2-header .eyebrow {
    display: inline-flex;
}
.cv2-header .section-title {
    margin-bottom: 18px;
}
.cv2-header .section-title span:first-child {
    font-family: var(--font-display);
    font-weight: 800;
    letter-spacing: -0.02em;
}
.cv2-header .section-title .italic {
    color: var(--tech-blue);
    font-weight: 500;
    font-style: italic;
}
.cv2-bar {
    width: 60px;
    height: 3px;
    background: var(--brand-red);
    margin: 0 auto;
    box-shadow: 0 0 10px rgba(230, 0, 18, 0.5);
}
.cv2-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-bottom: 50px;
    padding: 28px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    position: relative;
    z-index: 2;
}
.cv2-stat {
    text-align: center;
    border-right: 1px solid var(--line);
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.cv2-stat:last-child {
    border-right: none;
}
.cs-num {
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
    background: linear-gradient(180deg, var(--ink-2) 0%, var(--tech-blue) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.cs-num .cs-sfx {
    font-size: 0.5em;
    color: var(--tech-blue);
    font-weight: 400;
    font-style: italic;
}
.cs-label {
    letter-spacing: 0.15em;
    color: var(--text-mid);
    text-transform: uppercase;
}
.cv2-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
    z-index: 2;
}
.cv2-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 4/5;
    border: 1px solid var(--line);
    background: var(--bg-light);
    transition: all 0.5s var(--ease);
}
.cv2-case-card {
    background-size: cover;
    background-position: center;
    background-clip: border-box;
    display: block;
    cursor: pointer;
    position: relative;
    border: none;
    outline: 1px solid var(--line);
    outline-offset: -1px;
    transition: all 0.5s var(--ease);
}
.cv2-case-card .case-overlay {
    position: absolute;
    inset: 0;
    background:linear-gradient(180deg, rgba(10, 22, 40, 0.2) 0%, rgba(10, 22, 40, 0.4) 50%, rgba(10, 22, 40, 0.95) 100%);
    transition: opacity 0.5s var(--ease);
    border-radius: inherit;
}
.cv2-case-card:hover {
    transform: translateY(-6px);
    outline-color: var(--tech-blue);
    box-shadow:0 24px 60px rgba(10, 22, 40, 0.18),0 0 30px rgba(25, 118, 210, 0.15);
}
.case-corner {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 18px;
    height: 18px;
    z-index: 3;
    pointer-events: none;
}
.case-corner span {
    position: absolute;
    background: var(--aurora);
    box-shadow: 0 0 6px var(--aurora);
    opacity: 0;
    transition: opacity 0.3s var(--ease);
}
.case-corner span:first-child {
    top: 0;
    right: 0;
    width: 14px;
    height: 1px;
}
.case-corner span:last-child {
    top: 0;
    right: 0;
    width: 1px;
    height: 14px;
}
.cv2-case-card:hover .case-corner span {
    opacity: 1;
}
.case-chip {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 3;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 999px;
    text-transform: uppercase;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s var(--ease);
}
.case-chip.chip-blue {
    background: #ffffff;
    color: #1A1A1A;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.18);
}
.cv2-case-card:hover .case-chip {
    background: var(--white);
    color: var(--ink);
    border-color: var(--white);
}
.case-body {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 3;
    padding: 24px;
    color: var(--white);
}
.case-id {
    color: var(--aurora);
    margin-bottom: 8px;
    font-weight: 600;
}
.case-name {
    font-size: clamp(18px, 1.6vw, 20px);
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.case-desc {
    font-size: 13px;
    color: var(--white-70);
    line-height: 1.5;
    margin-bottom: 16px;
}
.case-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--aurora);
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(8px);
    transition: all 0.4s var(--ease);
}
.cv2-case-card:hover .case-link {
    opacity: 1;
    transform: translateY(0);
}
@media (max-width: 1024px) {
    .cv2-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .cv2-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px 0;
    }
    .cv2-stat:nth-child(2) {
        border-right: none;
    }
}
@media (max-width: 768px) {
    .case-desc{
        display: none;
    }
    .case-body{
        padding: 15px;
    }
}
@media (max-width: 640px) {
    .cv2-grid {
        grid-template-columns: 1fr;
    }
    .cv2-card {
        aspect-ratio: 16/10;
    }
    .cv2-stats {
        grid-template-columns: 1fr 1fr;
        margin-bottom: 25px;
    }
    .case-link {
        opacity: 1;
        transform: translateY(0);
    }
    .cv2-header{
        margin-bottom: 30px;
    }
    .news-header{
        margin-bottom: 25px;
    }
    .news-header{
        gap: 10px;
    }
}
.cta-asymmetric {
    position: relative;
    background: var(--ink);
    min-height: 420px;
    overflow: hidden;
    display: flex;
    align-items: stretch;
}
.cta-shape {
    position: absolute;
    top: 0;
    bottom: 0;
    right: -8%;
    width: 56%;
    background: linear-gradient(115deg, var(--tech-blue) 0%, #0D47A1 100%);
    transform: skewX(-12deg);
    transform-origin: top right;
    z-index: 1;
    box-shadow: -20px 0 60px rgba(25, 118, 210, 0.25);
    overflow: hidden;
}
.cta-shape-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 85%;
    transform: skewX(12deg) scale(1.5) translateY(10%) translateX(-10%);
    transform-origin: center center;
    z-index: 1;
    opacity: 0.5;
}
.shape-corner {
    position: absolute;
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.35);
}
.shape-corner-tl {
    top: 30px;
    left: 14%;
    border-right: none;
    border-bottom: none;
    z-index: 2;
}
.shape-corner-bl {
    bottom: 30px;
    left: 14%;
    border-right: none;
    border-top: none;
    z-index: 2;
}
.cta-glow {
    position: absolute;
    top: 50%;
    left: 20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 195, 247, 0.12), transparent 60%);
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 1;
}
.cta-grid {
    position: relative;
    z-index: 2;
    width: 100%;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 180px;
    align-items: center;
    padding: 70px var(--gutter);
    min-height: inherit;
}
.cta-main {
    color: var(--white);
}
.cta-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 28px;
}
.eyebrow-line {
    width: 36px;
    height: 1px;
    background: var(--aurora);
    box-shadow: 0 0 6px var(--aurora);
}
.eyebrow-text {
    letter-spacing: 0.25em;
    color: var(--aurora);
    text-transform: uppercase;
}
.cta-title {
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: -0.022em;
    margin-bottom: 28px;
}
.cta-title .line-zh-1,.cta-title .line-zh-2 {
    display: block;
    font-size: 44px;
    color: var(--white);
}
.cta-title .line-zh-2 {
    background: linear-gradient(95deg, var(--aurora) 0%, var(--white) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
@media (max-width: 640px) {
    .cta-title .line-zh-1,.cta-title .line-zh-2 {
        font-size: 36px;
    }
}
.cta-desc {
    max-width: 480px;
    font-size: 15px;
    line-height: 1.85;
    color: var(--white-70);
    margin-bottom: 40px;
}
.cta-actions {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}
.cta-big-btn {
    display: inline-flex;
    align-items: center;
    gap: 16px;
    padding: 20px 36px;
    background: var(--white);
    color: #03070F;
    font-weight: 700;
    position: relative;
    transition: all 0.4s var(--ease);
    border-radius: 999px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}
.cta-big-btn svg {
    transition: transform 0.3s var(--ease);
}
.cta-big-btn:hover {
    transform: translateY(-3px);
    background: var(--aurora);
    color: var(--ink);
    box-shadow: 0 24px 50px rgba(79, 195, 247, 0.4);
}
.cta-big-btn:hover svg {
    transform: translateX(6px);
}
@media (max-width: 1024px) {
    .cta-shape {
        right: -20%;
        width: 80%;
        transform: skewX(-8deg);
        opacity: 0.85;
    }
    .cta-grid {
        grid-template-columns: 1fr;
        gap: 50px;
        padding: 80px var(--gutter);
    }
}
@media (max-width: 640px) {
    .cta-shape {
        top: auto;
        bottom: 0;
        right: 0;
        width: 100%;
        height: 50%;
        transform: skewY(-4deg);
        transform-origin: bottom right;
    }
    .shape-corner-tl {
        display: none;
    }
    .shape-corner-bl {
        left: auto;
        right: 24px;
        bottom: 24px;
    }
    .cta-title .line-1,.cta-title .line-2 {
        font-size: 36px;
    }
    .ghost-btn{
        padding: 10px 20px; 
    }
    .cta-big-btn {
        padding: 10px 20px;
        margin: 0 auto;
    }
    .cta-desc{
        margin-bottom: 25px;
    }
}
.partner-slide .partner-wall {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 22px;
    padding: 80px 0;
    overflow: hidden;
    z-index: 2;
    -webkit-mask-image: linear-gradient(95deg, transparent 0%, transparent 38%, #000 58%, #000 100%);
    mask-image: linear-gradient(95deg, transparent 0%, transparent 38%, #000 58%, #000 100%);
}
.partner-slide .partner-row {
    display: flex;
    gap: 22px;
    white-space: nowrap;
    flex-shrink: 0;
    will-change: transform;
}
.partner-slide .partner-row[data-dir="left"] {
    animation: partnerScrollLeft 95s linear infinite;
}
.partner-slide .partner-row[data-dir="right"] {
    animation: partnerScrollRight 110s linear infinite;
}
@keyframes partnerScrollLeft {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}
@keyframes partnerScrollRight {
    from {
        transform: translateX(-50%);
    }

    to {
        transform: translateX(0);
    }
}
.partner-slide .partner-card {
    flex-shrink: 0;
    width: 168px;
    height: 84px;
    background: #FFFFFF;
    border: 1px solid rgba(25, 118, 210, 0.15);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 18px;
    transition: all .4s var(--ease);
    box-shadow: 0 1px 4px rgba(20, 40, 73, 0.08);
}
.partner-slide .partner-card img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform .4s var(--ease);
}
.partner-slide .partner-card:hover {
    background: #FFFFFF;
    border-color: rgba(25, 118, 210, 0.35);
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(25, 118, 210, 0.18);
}
.partner-slide .partner-card:hover img {
    transform: scale(1.04);
}
.partner-slide .partner-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(105deg,
            rgba(234, 241, 250, 0.98) 0%,
            rgba(234, 241, 250, 0.92) 35%,
            rgba(234, 241, 250, 0.86) 65%,
            rgba(234, 241, 250, 0.94) 100%),
        #EAF1FA;
    pointer-events: none;
    z-index: 1;
}
.hero-content[data-content="2"] {
    color: var(--ink);
}
.hero-content[data-content="2"] .hero-title .line-1 {
    color: var(--ink);
}
.hero-content[data-content="2"] .hero-title .line-2 {
    background: linear-gradient(95deg, var(--ink) 0%, var(--tech-blue) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-content[data-content="2"] .hero-desc {
    color: #5A6470;
}
.hero-content[data-content="2"] .hero-btn {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(25, 118, 210, 0.4);
    color: var(--tech-blue);
}
.hero-content[data-content="2"] .hero-btn:hover {
    background: var(--tech-blue);
    border-color: var(--tech-blue);
    color: var(--white);
    box-shadow: 0 12px 28px rgba(25, 118, 210, 0.3);
}
.site-header.on-light-hero:not(.scrolled) {
    color: var(--text-dark);
}
.site-header.on-light-hero:not(.scrolled) .lang-switch [data-lang].active {
    color: var(--tech-blue);
}
.site-header.on-light-hero:not(.scrolled) .main-nav a.active::after {
    background: var(--tech-blue);
}
.hero.on-light-hero .hero-tab {
    color: rgba(20, 40, 73, 0.5);
    border-top-color: rgba(20, 40, 73, 0.15);
}
.hero.on-light-hero .hero-tab.active {
    color: var(--ink);
}
.hero.on-light-hero .hero-tab:hover:not(.active) {
    color: rgba(20, 40, 73, 0.75);
}
.partner-slide .partner-wall:hover .partner-row {
    animation-play-state: paused;
}
.partner-grid-m {
    display: none;
}
@media (max-width: 768px) {
    .partner-slide .partner-wall {
        display: none;
    }
    .partner-grid-m {
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 1;
        padding: 0 24px clamp(127px, 5vw, 32px);
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 8px;
        align-content: end;
    }
    .hero-tabs{
        bottom: 15px;
    }
    .hero-title{
        line-height: 1.35;
    }
    .partner-grid-m .pg-card {
        aspect-ratio: 5 / 3;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 8px 12px;
        box-sizing: border-box;
        background: #fff;
        border: 1px solid rgba(25, 118, 210, 0.12);
        border-radius: 8px;
        box-shadow: 0 4px 12px rgba(20, 40, 73, 0.06);
    }
    .partner-grid-m .pg-card img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
    }
    .hero-content[data-content="2"] {
        align-self: flex-start;
        margin-top: 70px;
    }
    .cta-grid {
        gap: 30px;
        padding: 30px var(--gutter);
    }
    .cta-asymmetric{
        min-height: 358px;
    }
    .cta-title .line-zh-1, .cta-title .line-zh-2{
        font-size: 24px;
    }
    .cta-title{
        margin-bottom: 20px;
    }
    .cta-eyebrow{
        margin-bottom: 20px;
    }
    .news-tab{
        padding: 5px 7px;
    }
    .section-title{
        margin-bottom: 0;
    }
    .news-header{
        align-items: center;
    }
}
@media (max-width: 768px) and (max-height: 720px) {
    .partner-grid-m .pg-card:nth-child(n + 4) {
        display: none;
    }
}



/* 暂无信息 */
.bg {
    overflow: hidden;
    position: relative;
}

.bg_adviceimg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: #f1f1f1;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: #cccccc;
    font-weight: 600;
}

.nodata-layer {
    width: 100%;
    flex-direction: column;
    background: #FFFFFF;
    padding: 50px 0;
    box-sizing: border-box;
    position: relative;
}
.nodata-layer img {
    max-width: 300px;
}
.nodata-layer p {
    font-size: 16px;
    color: #999;
    margin-top: 20px;
}