:root {
    --deep: #011f69;
    --brand: #004b92;
    --sky: #3e8ccf;
    --ink: #1e293b;
    --muted: #64748b;
    --cloud: #f8fafc;
    --pale: #eef4fa;
    --line: #dbe6f1;
    --white: #fff;
    --accent: #ff6b35;
    --max: 1240px
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 140px
}

body {
    margin: 0;
    color: var(--ink);
    font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
    letter-spacing: 0;
    background: var(--white);
    line-height: 1.6
}

button,
input {
    font: inherit;
    letter-spacing: 0
}

button,
a {
    transition: color .2s, background-color .2s, border-color .2s, transform .2s
}

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

.container {
    width: min(var(--max), calc(100% - 48px));
    margin: auto
}

.site-header {
    height: 76px;
    display: flex;
    align-items: center;
    gap: 42px;
    padding: 0 max(24px, calc((100% - var(--max))/2));
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .94);
    border-bottom: 1px solid rgba(219, 230, 241, .9);
    backdrop-filter: blur(14px)
}

.brand {
    position: relative;
    display: inline-block;
    text-decoration: none
}

.brand img {
    width: 150px;
    display: block
}

.brand-tooltip {
    position: absolute;
    top: calc(100% + 6px);
    left: 0;
    padding: 5px 10px;
    background: var(--deep);
    color: #fff;
    font-size: 12px;
    line-height: 1.4;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-4px);
    transition: opacity .2s, transform .2s, visibility .2s;
    pointer-events: none;
    z-index: 60
}

.brand-tooltip::before {
    content: "";
    position: absolute;
    top: -4px;
    left: 18px;
    width: 8px;
    height: 8px;
    background: var(--deep);
    transform: rotate(45deg)
}

.brand:hover .brand-tooltip,
.brand:focus-visible .brand-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateY(0)
}

.desktop-nav {
    display: flex;
    align-items: center;
    gap: 30px;
    margin-left: auto
}

.desktop-nav a {
    font-size: 15px;
    color: #334155
}

.desktop-nav a:hover {
    color: var(--brand)
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px
}

.language-button {
    border: 0;
    background: transparent;
    color: var(--brand);
    font-weight: 700;
    cursor: pointer;
    padding: 10px
}

.button {
    border: 1px solid transparent;
    min-height: 46px;
    padding: 0 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    border-radius: 5px;
    font-weight: 700;
    cursor: pointer
}

.button-primary {
    background: var(--brand);
    color: var(--white)
}

.button-primary:hover {
    background: var(--deep);
    transform: translateY(-1px)
}

.button-secondary {
    background: rgba(255, 255, 255, .7);
    border-color: #9db6ce;
    color: var(--deep)
}

.button-secondary:hover {
    background: var(--white);
    border-color: var(--brand)
}

.button-accent {
    background: var(--accent);
    color: var(--white);
    width: 100%
}

.button-accent:hover {
    background: #e95823
}

.header-cta {
    min-height: 40px;
    padding: 0 18px;
    font-size: 14px
}

.menu-button,
.mobile-nav {
    display: none
}

.hero {
    position: relative;
    min-height: min(1000px, calc(100vh - 110px));
    padding: 88px 0 128px;
    background: #f2f7fd;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center
}

.hero-slides {
    position: absolute;
    inset: 0;
    z-index: 1
}

.hero-slide {
    position: absolute;
    inset: 0;
    background-position: center bottom;
    background-size: cover;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.2s ease-in-out;
    will-change: opacity
}

.hero-slide.active {
    opacity: 1;
    animation: slowZoom 30s ease-in-out infinite alternate;
    transform-origin: center bottom
}

/* HERO 背景图缓慢缩放呼吸 */
@keyframes slowZoom {
    0% { transform: scale(1) }
    100% { transform: scale(1.36) }
}

/* 无障碍：减少动态偏好下关闭呼吸动画 + 隐藏粒子 */
@media (prefers-reduced-motion: reduce) {
    .hero-slide.active { animation: none }
    #tsparticles { display: none }
}

/* HERO 粒子动效层：在背景图之上、内容层之下 */
#tsparticles {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: auto
}

.hero:after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    /* 仅保留顶部极轻微压暗，让 header 更清晰；底部不再压暗，让地球透过 trust-strip 玻璃可见 */
    background: linear-gradient(180deg, rgba(1, 31, 105, .15) 0%, rgba(1, 31, 105, 0) 30%)
}

.hero-dots {
    position: absolute;
    z-index: 5;
    left: 50%;
    bottom: 144px;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    padding: 8px 14px;
    background: rgba(255, 255, 255, .7);
    border-radius: 999px;
    backdrop-filter: blur(6px);
    box-shadow: 0 4px 14px rgba(1, 31, 105, .08)
}

.hero-dot {
    width: 9px;
    height: 9px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: rgba(1, 31, 105, .25);
    cursor: pointer;
    transition: background-color .2s, transform .2s
}

.hero-dot:hover {
    background: rgba(1, 31, 105, .45)
}

.hero-dot.active {
    background: #004b92;
    transform: scale(1.15)
}

.hero-inner {
    position: relative;
    z-index: 3
}

.hero-copy {
    max-width: 660px
}

/* hero 区文字浅色（去掉白色渐变遮罩后适配深色背景图）*/
.hero h1 {
    color: var(--white)
}

.hero .hero-lead {
    color: rgba(255, 255, 255, .92)
}

.hero .section-label,
.hero .section-label > span:last-child {
    color: #fff
}

.hero .section-label > span:first-child {
    background: var(--sky)
}

.hero .response-note {
    color: rgba(255, 255, 255, .78)
}

.hero .button-primary {
    background: var(--accent);
    color: var(--white)
}

.hero .button-primary:hover {
    background: #e95823;
    color: var(--white)
}

.hero .button-secondary {
    background: rgba(255, 255, 255, .08);
    border-color: rgba(255, 255, 255, .55);
    color: var(--white)
}

.hero .button-secondary:hover {
    background: rgba(255, 255, 255, .18);
    border-color: var(--white);
    color: var(--white)
}

.section-label,
.section-kicker {
    margin: 0 0 18px;
    color: var(--brand);
    font-size: 14px;
    font-weight: 800
}

.section-label {
    display: flex;
    align-items: center;
    gap: 10px
}

.section-label>span:first-child {
    width: 28px;
    height: 2px;
    background: var(--sky)
}

h1,
h2,
h3,
p {
    letter-spacing: 0
}

h1 {
    margin: 0;
    color: var(--deep);
    font-size: 64px;
    line-height: 1.13;
    font-weight: 760
}

h2 {
    font-size: 38px;
    line-height: 1.25;
    color: var(--deep);
    margin: 0 0 18px
}

h3 {
    color: var(--deep);
    margin: 0 0 9px
}

.hero-lead {
    font-size: 19px;
    line-height: 1.8;
    color: #41566f;
    max-width: 620px;
    margin: 26px 0
}

.hero-actions {
    display: flex;
    gap: 14px
}

.response-note {
    font-size: 13px;
    color: var(--muted);
    margin-top: 15px
}

.trust-strip {
    position: absolute;
    z-index: 4;
    left: 50%;
    bottom: 30px;
    transform: translateX(-50%);
    width: min(var(--max), calc(100% - 48px));
    min-height: 120px;
    max-height: 135px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: rgba(1, 31, 105, .25);
    backdrop-filter: blur(22px) saturate(1.5);
    -webkit-backdrop-filter: blur(22px) saturate(1.5);
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .4), inset 0 1px 0 rgba(255, 255, 255, .15), inset 0 -1px 0 rgba(0, 0, 0, .2)
}

.metric {
    padding: 24px 28px;
    display: flex;
    align-items: center;
    gap: 16px;
    border-right: 1px solid rgba(255, 255, 255, .1)
}

.metric:last-child {
    border-right: 0
}

.metric-icon {
    flex: 0 0 auto;
    font-size: 38px;
    width: 38px;
    height: 38px;
    color: #fff
}

.metric-data {
    display: flex;
    flex-direction: column;
    gap: 2px
}

.metric-data strong {
    color: #fff;
    font-size: 26px;
    line-height: 1.1
}

.metric-data strong span {
    color: rgba(255, 255, 255, .75);
    font-size: 15px;
    font-weight: 700
}

.metric-data > span {
    font-size: 12px;
    color: rgba(255, 255, 255, .65);
    letter-spacing: .02em
}

.section {
    padding: 104px 0
}

.solutions-section {
    background: var(--white)
}

.section-heading {
    margin-bottom: 44px
}

.section-heading.centered {
    text-align: center;
    max-width: 850px;
    margin-left: auto;
    margin-right: auto
}

.section-heading.heading-row {
    display: grid;
    grid-template-columns: 1.4fr .75fr;
    align-items: end;
    gap: 70px
}

.section-heading.heading-row>p {
    color: var(--muted);
    margin: 0
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px
}

.solution-card {
    border: 1px solid var(--line);
    background: var(--white);
    border-radius: 6px;
    overflow: hidden;
    min-width: 0;
    box-shadow: 0 8px 26px rgba(1, 31, 105, .06)
}

.solution-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 36px rgba(1, 31, 105, .11)
}

.solution-card img {
    display: block;
    width: 100%;
    aspect-ratio: 1.35;
    object-fit: cover
}

.solution-content {
    padding: 20px
}

.solution-content>span {
    font-size: 12px;
    font-weight: 800;
    color: var(--sky)
}

.solution-content h3 {
    font-size: 20px;
    margin-top: 9px
}

.solution-content p {
    margin: 0 0 7px;
    color: var(--brand);
    font-weight: 700
}

.solution-content small {
    display: block;
    color: var(--muted);
    min-height: 42px
}

.capabilities-section {
    background: var(--cloud)
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line)
}

.capability {
    padding: 32px;
    border-right: 1px solid var(--line);
    transition: transform .25s, box-shadow .25s
}

.capability:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(1, 31, 105, .08)
}

.capability:last-child {
    border-right: 0
}

.capability-media {
    width: 100%;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    border-radius: 6px;
    margin-bottom: 24px;
    background: var(--pale)
}

.capability-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block
}

.capability h3 {
    font-size: 22px
}

.capability p {
    color: var(--muted);
    min-height: 90px
}

.capability a,
.text-link {
    color: var(--brand);
    font-weight: 700
}

.text-link {
    padding: 0;
    border: 0;
    background: transparent;
    cursor: pointer
}

.proof-section {
    background: var(--deep);
    color: var(--white)
}

.proof-layout {
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 90px;
    align-items: center
}

.proof-copy h2,
.proof-steps h3 {
    color: var(--white)
}

.proof-copy>p:not(.section-kicker) {
    color: #c5d5e9
}

.proof-copy .text-link {
    color: #8dc8ff
}

.proof-steps {
    list-style: none;
    padding: 0;
    margin: 0;
    border-top: 1px solid rgba(255, 255, 255, .15)
}

.proof-steps li {
    display: flex;
    gap: 24px;
    padding: 25px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .15)
}

.proof-steps li>span {
    color: #78bfff;
    font-weight: 800
}

.proof-steps h3 {
    font-size: 21px
}

.proof-steps p {
    margin: 0;
    color: #b9cce2
}

.coverage-section {
    background: var(--pale)
}

.coverage-layout {
    display: grid;
    grid-template-columns: 1.3fr .7fr;
    gap: 72px;
    align-items: center
}

.coverage-visual {
    position: relative;
    min-height: 520px;
    border-radius: 8px;
    overflow: hidden;
    background: #011F69;
    box-shadow: 0 24px 60px rgba(1, 31, 105, .3)
}

.coverage-visual canvas {
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0
}

.coverage-pin {
    position: absolute;
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .25);
    backdrop-filter: blur(6px);
    box-shadow: 0 6px 18px rgba(0, 0, 0, .25);
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    z-index: 2;
    letter-spacing: .02em
}

.coverage-pin span {
    display: inline-block;
    width: 7px;
    height: 7px;
    background: #3E8CCF;
    border-radius: 50%;
    margin-right: 6px;
    box-shadow: 0 0 0 3px rgba(62, 140, 207, .25)
}

.coverage-pin.pin-one span {
    background: #FF6B35;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, .3)
}

.pin-one {
    top: 30%;
    right: 14%
}

.pin-two {
    top: 20%;
    left: 50%
}

.pin-three {
    top: 53%;
    right: 19%
}

.coverage-copy>p:not(.section-kicker) {
    color: var(--muted)
}

.region-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 24px 0
}

.region-list span {
    padding: 6px 10px;
    border: 1px solid #bcd1e6;
    color: var(--brand);
    font-size: 13px;
    border-radius: 3px
}

.process-section {
    background: var(--white)
}

.process-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    list-style: none;
    margin: 0;
    padding: 0;
    border: 1px solid var(--line)
}

.process-list li {
    position: relative;
    padding: 24px;
    border-right: 1px solid var(--line);
    transition: transform .25s, box-shadow .25s
}

.process-list li:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(1, 31, 105, .08)
}

.process-list li:last-child {
    border-right: 0
}

.process-media {
    width: 100%;
    aspect-ratio: 3 / 2;
    overflow: hidden;
    border-radius: 6px;
    margin-bottom: 20px;
    background: var(--pale)
}

.process-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block
}

.process-list span {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    background: rgba(255, 255, 255, .95);
    color: var(--brand);
    border-radius: 50%;
    font-size: 13px;
    font-weight: 800;
    margin: 0;
    box-shadow: 0 4px 12px rgba(1, 31, 105, .15)
}

.process-list h3 {
    font-size: 19px
}

.process-list p {
    font-size: 14px;
    color: var(--muted);
    margin: 0
}

.practice-section {
    background: var(--cloud)
}

.practice-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px
}

.practice-grid article {
    padding: 30px;
    border: 1px solid var(--line);
    background: var(--white);
    border-radius: 5px
}

.practice-grid article>span {
    display: inline-block;
    color: var(--brand);
    font-size: 12px;
    font-weight: 800;
    margin-bottom: 36px
}

.practice-grid p {
    color: var(--muted);
    margin-bottom: 0
}

.about-section {
    background: var(--cloud)
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 72px;
    align-items: center
}

.about-image {
    overflow: hidden;
    border-radius: 6px;
    aspect-ratio: 1.5
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover
}

.about-copy>p:not(.section-kicker) {
    color: var(--muted)
}

.assessment-section {
    padding: 82px 0;
    background: var(--brand);
    color: var(--white)
}

.assessment-layout {
    display: grid;
    grid-template-columns: .8fr 1.2fr;
    gap: 80px;
    align-items: start
}

.assessment-layout h2 {
    color: var(--white)
}

.assessment-layout>div>p:not(.section-kicker) {
    color: #d8e9f8
}

.section-kicker.light {
    color: #9ed0ff
}

.quick-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    background: var(--white);
    padding: 28px;
    border-radius: 6px
}

.quick-form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    color: var(--ink);
    font-size: 13px;
    font-weight: 700
}

.quick-form input {
    width: 100%;
    height: 44px;
    border: 1px solid #cbd8e5;
    border-radius: 4px;
    padding: 0 12px;
    outline: none
}

.quick-form input:focus {
    border-color: var(--sky);
    box-shadow: 0 0 0 3px rgba(62, 140, 207, .13)
}

.quick-form button,
.quick-form #formStatus {
    grid-column: 1/-1
}

.quick-form #formStatus {
    margin: 0;
    color: var(--brand);
    font-size: 13px
}

.site-footer {
    background: #001748;
    color: #d8e4f2;
    padding: 52px 0 22px
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.1fr .7fr 1.2fr;
    gap: 60px
}

.footer-grid img {
    width: 240px
}

/* 品牌列：Logo 与品牌主张文字居中对齐 */
.footer-grid > div:first-child {
    align-items: center;
    text-align: center
}

.footer-grid div {
    display: flex;
    flex-direction: column;
    gap: 7px
}

.footer-grid strong {
    color: var(--white)
}

.footer-grid p,
.footer-grid a {
    margin: 0;
    font-size: 14px
}

.footer-bottom {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, .13);
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: #93abc8
}

.footer-icp-link {
    color: #7d94b3;
    font-size: 12px;
    letter-spacing: .02em
}

.footer-icp-link:hover {
    color: #b9cce2
}

.floating-contact {
    position: fixed;
    z-index: 45;
    right: 22px;
    bottom: 22px;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 0;
    background: var(--accent);
    color: var(--white);
    height: 48px;
    padding: 0 17px;
    border-radius: 5px;
    font-weight: 800;
    box-shadow: 0 10px 28px rgba(255, 107, 53, .3);
    cursor: pointer
}

.contact-dialog {
    width: min(460px, calc(100% - 32px));
    border: 0;
    border-radius: 6px;
    padding: 36px;
    box-shadow: 0 30px 90px rgba(1, 31, 105, .28)
}

.contact-dialog::backdrop {
    background: rgba(1, 16, 51, .58);
    backdrop-filter: blur(4px)
}

.dialog-close {
    position: absolute;
    right: 14px;
    top: 10px;
    border: 0;
    background: transparent;
    color: var(--muted);
    font-size: 30px;
    cursor: pointer
}

.contact-dialog h2 {
    font-size: 26px
}

.dialog-zh,
.dialog-en {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center
}

.dialog-en {
    display: none
}

.dialog-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
    margin: 18px 0 4px
}

.dialog-actions a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    margin: 0
}

/* 企微客服入口未配置时隐藏（hidden 属性会被 display:flex 覆盖，需显式声明） */
a[data-wecom-kf][hidden] {
    display: none
}

.dialog-actions .dialog-chat {
    padding: 13px 18px;
    border-radius: 5px;
    background: var(--brand);
    color: var(--white)
}

.dialog-actions .dialog-chat span,
.dialog-form span {
    font-size: 12px;
    font-weight: 600;
    opacity: .78
}

.dialog-email {
    font-size: 21px
}

.dialog-form {
    padding: 11px 18px;
    border: 1px solid var(--line);
    border-radius: 5px;
    background: var(--cloud)
}

.dialog-tel {
    margin-top: 10px
}

.contact-dialog a {
    color: var(--brand);
    font-weight: 800;
    margin: 7px
}

.contact-dialog small {
    color: var(--muted);
    margin-top: 10px
}

.contact-dialog[data-language="en"] .dialog-zh {
    display: none
}

.contact-dialog[data-language="en"] .dialog-en {
    display: flex
}

@media(max-width:1050px) {
    .desktop-nav {
        display: none
    }

    .menu-button {
        display: flex;
        width: 42px;
        height: 42px;
        border: 0;
        background: transparent;
        flex-direction: column;
        justify-content: center;
        gap: 5px
    }

    .menu-button span {
        display: block;
        width: 22px;
        height: 2px;
        background: var(--deep)
    }

    .mobile-nav {
        position: absolute;
        left: 0;
        right: 0;
        top: 76px;
        padding: 18px 24px 24px;
        background: var(--white);
        border-bottom: 1px solid var(--line);
        box-shadow: 0 14px 28px rgba(1, 31, 105, .08);
        flex-direction: column;
        gap: 4px
    }

    .mobile-nav.open {
        display: flex
    }

    .mobile-nav a,
    .mobile-contact {
        padding: 12px 4px;
        border: 0;
        border-bottom: 1px solid var(--line);
        text-align: left;
        background: transparent
    }

    .solution-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .coverage-layout {
        grid-template-columns: 1fr;
        gap: 30px
    }

    .coverage-visual {
        min-height: 380px
    }

    .process-list {
        grid-template-columns: repeat(3, 1fr)
    }

    .process-list li {
        border-bottom: 1px solid var(--line)
    }

    .process-list li:nth-child(3) {
        border-right: 0
    }

    .proof-layout,
    .assessment-layout {
        grid-template-columns: 1fr;
        gap: 42px
    }
}

@media(max-width:720px) {
    .container {
        width: min(100% - 32px, var(--max))
    }

    .site-header {
        height: 66px;
        padding: 0 16px
    }

    .brand img {
        width: 128px
    }

    .header-cta {
        display: none
    }

    .mobile-nav {
        top: 66px
    }

    .hero {
        min-height: min(760px, calc(100vh - 88px));
        padding: 64px 0 184px;
        background-position: 67% center
    }

    .hero:after {
        background: linear-gradient(180deg, rgba(1, 31, 105, 0) 0%, rgba(1, 31, 105, 0) 50%, rgba(1, 31, 105, .5) 100%)
    }

    .hero-slide {
        background-position: 67% bottom
    }

    .hero-dots {
        bottom: 198px;
        padding: 6px 10px;
        gap: 6px
    }

    .hero-dot {
        width: 7px;
        height: 7px
    }

    h1 {
        font-size: 32px;
        line-height: 1.2
    }

    h2 {
        font-size: 24px
    }

    .hero-lead {
        font-size: 16px
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
        max-width: 300px
    }

    .trust-strip {
        bottom: 16px;
        grid-template-columns: 1fr 1fr;
        min-height: 0;
        max-height: none;
        width: min(100% - 32px, var(--max));
        border-radius: 8px
    }

    .metric {
        padding: 14px 16px;
        gap: 10px
    }

    .metric-icon {
        width: 28px;
        height: 28px
    }

    .metric:nth-child(2) {
        border-right: 0
    }

    .metric:nth-child(-n+2) {
        border-bottom: 1px solid rgba(255, 255, 255, .1)
    }

    .metric-data strong {
        font-size: 20px
    }

    .metric-data strong span {
        font-size: 13px
    }

    .metric-data > span {
        font-size: 11px
    }

    .section {
        padding: 72px 0
    }

    .section-heading.heading-row {
        grid-template-columns: 1fr;
        gap: 12px
    }

    .solution-grid {
        grid-template-columns: 1fr
    }

    .solution-card {
        display: grid;
        grid-template-columns: 42% 58%
    }

    .solution-card img {
        height: 100%;
        aspect-ratio: auto
    }

    .solution-content {
        padding: 17px
    }

    .solution-content small {
        min-height: 0
    }

    .capability-grid {
        grid-template-columns: 1fr
    }

    .capability {
        border-right: 0;
        border-bottom: 1px solid var(--line);
        padding: 28px 4px
    }

    .capability:last-child {
        border-bottom: 0
    }

    .capability p {
        min-height: 0
    }

    .proof-layout {
        gap: 35px
    }

    .coverage-visual {
        min-height: 280px
    }

    .coverage-pin {
        display: none
    }

    .process-list {
        grid-template-columns: 1fr
    }

    .process-list li,
    .process-list li:nth-child(3) {
        border-right: 0;
        min-height: auto
    }

    .process-list span {
        width: 28px;
        height: 28px;
        line-height: 28px;
        font-size: 12px
    }

    .practice-grid {
        grid-template-columns: 1fr
    }

    .about-layout {
        grid-template-columns: 1fr;
        gap: 34px
    }

    .quick-form {
        grid-template-columns: 1fr
    }

    .quick-form button,
    .quick-form #formStatus {
        grid-column: auto
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px
    }

    .footer-bottom {
        flex-direction: column;
        gap: 6px
    }

    .footer-icp-link {
        align-self: center
    }

    .floating-contact {
        right: 14px;
        bottom: 14px
    }

    .floating-contact span:last-child {
        display: none
    }
}

.section-action {
    text-align: center;
    margin-top: 28px
}

.assessment-actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    max-width: 430px
}

.assessment-actions .button {
    width: 100%
}

.assessment-actions small {
    color: #d8e9f8;
    line-height: 1.6
}

.button-light {
    background: transparent;
    color: #fff;
    border-color: rgba(255, 255, 255, .55)
}

.button-light:hover {
    background: rgba(255, 255, 255, .1);
    border-color: #fff
}

@media(max-width:720px) {
    .assessment-layout {
        gap: 30px
    }
}
/* ===== 内容防复制（轻量）：首页正文区禁止选中，表单/链接除外 ===== */
.trust-strip, .capability, .process, .scenarios, .intro, .coverage {
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none
}
input, textarea, select, a {
    -webkit-user-select: text;
    -moz-user-select: text;
    user-select: text
}