/* 盛谷科技模板样式 - 科技蓝主题 */
:root {
    --blue: #1557ff;
    --blue-2: #0b42d8;
    --cyan: #20c8ff;
    --ink: #0b1833;
    --muted: #60708e;
    --line: #e5ebf6;
    --soft: #f5f8ff;
    --white: #fff;
    --shadow: 0 22px 60px rgba(24, 73, 164, 0.12);
    --radius: 22px;
}

.home-section-more { margin-top: 32px; text-align: center; }

/* 内页顶部留白，避免被固定导航栏遮挡 */
body.inner-page main {
    padding-top: 76px;
}

/* 面包屑导航 */
.breadcrumb {
    padding: 24px 0 0;
    color: var(--muted);
    font-size: 13px;
}
.breadcrumb a {
    color: var(--blue);
}
.breadcrumb a:hover {
    text-decoration: underline;
}
.breadcrumb span {
    margin: 0 8px;
    color: var(--line);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 40px;
}
.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--line);
    border-radius: 10px;
    font-size: 14px;
    color: var(--ink);
    background: #fff;
    transition: 0.2s;
}
.pagination a:hover {
    border-color: var(--blue);
    color: var(--blue);
}
.pagination .current {
    background: var(--blue);
    color: #fff;
    border-color: var(--blue);
}

/* 文章正文样式 */
.article-body {
    color: var(--muted);
    font-size: 16px;
    line-height: 1.95;
    overflow-wrap: break-word;
    word-break: break-word;
    max-width: 100%;
}
.article-body * {
    max-width: 100%;
    overflow-wrap: break-word;
    word-break: break-word;
}
.article-body h2 {
    margin: 30px 0 12px;
    color: var(--ink);
    font-size: 22px;
    word-break: break-word;
}
.article-body h3 {
    margin: 24px 0 10px;
    color: var(--ink);
    font-size: 18px;
    word-break: break-word;
}
.article-body p {
    margin: 0 0 17px;
    word-break: break-word;
    overflow-wrap: break-word;
}
.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 20px 0;
    display: block;
}
.article-body ul,
.article-body ol {
    margin: 0 0 17px;
    padding-left: 24px;
    max-width: 100%;
    overflow: hidden;
}
.article-body li {
    word-break: break-word;
    overflow-wrap: break-word;
}
.article-body table {
    max-width: 100%;
    overflow-x: auto;
    display: block;
}
.article-body pre {
    white-space: pre-wrap;
    word-break: break-word;
    max-width: 100%;
    overflow-x: auto;
}
.article-body blockquote {
    margin: 0 0 17px;
    padding: 10px 20px;
    border-left: 4px solid var(--blue);
    background: #f5f8ff;
    color: var(--muted);
    max-width: 100%;
    overflow: hidden;
}
.article-body a {
    word-break: break-all;
}

/* 空状态提示 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--muted);
    font-size: 15px;
}

* {
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    margin: 0;
    color: var(--ink);
    background: var(--white);
    font-family:
        "Microsoft YaHei",
        "PingFang SC",
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}
body.menu-open {
    overflow: hidden;
}
a {
    color: inherit;
    text-decoration: none;
}
button,
input,
textarea {
    font: inherit;
}
button {
    cursor: pointer;
}
svg {
    display: block;
}

.container {
    width: min(1180px, calc(100% - 48px));
    margin-inline: auto;
}
.section {
    padding: 108px 0;
    scroll-margin-top: 76px;
}
.section-soft {
    background: var(--soft);
}
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--blue);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}
.eyebrow::before {
    content: "";
    width: 26px;
    height: 3px;
    border-radius: 9px;
    background: var(--blue);
}
.section-head {
    max-width: 760px;
    margin-bottom: 64px;
}
.section-head.center {
    margin-inline: auto;
    text-align: center;
}
.section-head.center .eyebrow {
    justify-content: center;
}
.section-title {
    margin: 20px 0 20px;
    font-size: clamp(32px, 4vw, 50px);
    line-height: 1.28;
    letter-spacing: -0.02em;
}
.section-desc {
    margin: 0;
    color: var(--muted);
    font-size: 17px;
    line-height: 1.7;
}
.about-description {
    white-space: pre-line;
}

.site-header {
    position: fixed;
    inset: 0 0 auto;
    z-index: 50;
    height: 76px;
    color: #fff;
    background: transparent;
    transition:
        background 0.25s ease,
        box-shadow 0.25s ease;
}
.site-header.scrolled {
    background: rgba(21, 87, 255, 0.96);
    box-shadow: 0 8px 32px rgba(0, 35, 125, 0.22);
    backdrop-filter: blur(16px);
}
.nav-wrap {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 11px;
    flex: 0 0 auto;
}
.brand-mark {
    width: 39px;
    height: 39px;
    display: grid;
    place-items: center;
    color: var(--blue);
    background: #fff;
    border-radius: 12px;
    font-size: 13px;
    font-weight: 950;
    letter-spacing: -0.08em;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}
.brand-name {
    font-size: 20px;
    font-weight: 900;
    letter-spacing: 0.04em;
}
.brand-sub {
    display: block;
    margin-top: -4px;
    font-size: 9px;
    letter-spacing: 0.13em;
    opacity: 0.62;
}
.nav {
    display: flex;
    align-items: center;
    gap: 20px;
    flex: 1;
    justify-content: center;
}
.nav a {
    position: relative;
    font-size: 14px;
    font-weight: 650;
    color: rgba(255, 255, 255, 0.72);
    transition: color 0.2s;
    white-space: nowrap;
}
.nav a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: -11px;
    height: 2px;
    background: #fff;
    transition: right 0.25s ease;
}
.nav a:hover,
.nav a.active {
    color: #fff;
}
.nav a:hover::after,
.nav a.active::after {
    right: 0;
}
.header-contact {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 750;
    white-space: nowrap;
}
.header-contact svg,
.header-contact img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}
.menu-btn {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-radius: 12px;
    place-items: center;
}
.menu-btn span,
.menu-btn::before,
.menu-btn::after {
    content: "";
    display: block;
    width: 20px;
    height: 2px;
    background: currentColor;
    border-radius: 4px;
    transition: 0.25s;
}
.menu-btn span {
    margin: 4px 0;
}
.menu-btn.active span {
    opacity: 0;
}
.menu-btn.active::before {
    transform: translateY(6px) rotate(45deg);
}
.menu-btn.active::after {
    transform: translateY(-6px) rotate(-45deg);
}

.hero {
    min-height: 780px;
    position: relative;
    display: flex;
    align-items: center;
    color: #fff;
    background:
        radial-gradient(
            circle at 75% 35%,
            rgba(32, 200, 255, 0.32),
            transparent 24%
        ),
        radial-gradient(
            circle at 10% 100%,
            rgba(29, 111, 255, 0.9),
            transparent 42%
        ),
        linear-gradient(122deg, #071b46 0%, #0b43d8 48%, #176cff 100%);
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    width: 860px;
    height: 860px;
    right: -340px;
    bottom: -560px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 50%;
    box-shadow:
        0 0 0 90px rgba(255, 255, 255, 0.035),
        0 0 0 180px rgba(255, 255, 255, 0.025),
        0 0 0 270px rgba(255, 255, 255, 0.018);
}
.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 60px;
    padding-top: 68px;
}
.hero-kicker {
    display: flex;
    align-items: center;
    gap: 12px;
    color: #b9d8ff;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.13em;
}
.hero-kicker span {
    width: 34px;
    height: 1px;
    background: #70d8ff;
}
.hero h1 {
    margin: 24px 0 24px;
    font-size: clamp(46px, 5.2vw, 72px);
    line-height: 1.07;
    letter-spacing: -0.055em;
}
.hero h1 em {
    display: block;
    color: #78e4ff;
    font-style: normal;
}
.hero-copy {
    max-width: 630px;
    margin: 0 0 34px;
    color: rgba(255, 255, 255, 0.73);
    font-size: 18px;
}
.hero-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}
.btn {
    min-height: 50px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 0 24px;
    border: 0;
    border-radius: 12px;
    font-weight: 800;
    transition:
        transform 0.2s,
        box-shadow 0.2s,
        background 0.2s;
}
.btn:hover {
    transform: translateY(-2px);
}
.btn-white {
    background: #fff;
    color: var(--blue);
    box-shadow: 0 14px 30px rgba(0, 25, 95, 0.2);
}
.btn-ghost {
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: rgba(255, 255, 255, 0.08);
}
.btn-primary {
    background: var(--blue);
    color: #fff;
    box-shadow: 0 14px 30px rgba(30, 93, 232, 0.28);
}
.btn-primary:hover {
    background: #164fd4;
}
.btn-outline {
    background: transparent;
    color: var(--blue);
    border: 1.5px solid var(--blue);
}
.btn-outline:hover {
    background: var(--blue);
    color: #fff;
}
.about-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 16px;
    margin-top: 28px;
}
.hero-metrics {
    display: flex;
    gap: 42px;
    margin-top: 48px;
}
.metric strong {
    display: block;
    font-size: 28px;
    line-height: 1.2;
}
.metric span {
    color: rgba(255, 255, 255, 0.57);
    font-size: 12px;
}
.visual {
    position: relative;
    height: 560px;
}
.glow {
    position: absolute;
    inset: 14% 2% 8%;
    background: rgba(51, 209, 255, 0.22);
    filter: blur(55px);
    border-radius: 50%;
}
.phone {
    position: absolute;
    width: 238px;
    height: 478px;
    padding: 12px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 38px;
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.96),
        rgba(223, 235, 255, 0.84)
    );
    box-shadow: 0 38px 70px rgba(0, 25, 90, 0.35);
    transform: rotate(6deg);
}
.phone:first-of-type {
    left: 24px;
    top: 55px;
    transform: rotate(-7deg) scale(0.88);
    opacity: 0.83;
}
.phone:last-of-type {
    right: 10px;
    top: 18px;
}
.phone::before {
    content: "";
    position: absolute;
    z-index: 3;
    top: 17px;
    left: 50%;
    width: 72px;
    height: 18px;
    transform: translateX(-50%);
    background: #0c1831;
    border-radius: 0 0 12px 12px;
}
.screen {
    height: 100%;
    overflow: hidden;
    border-radius: 27px;
    color: #18233d;
    background: #f2f5fb;
}
.screen-top {
    height: 132px;
    padding: 42px 18px 18px;
    color: #fff;
    background: linear-gradient(140deg, #1561ff, #22cdf4);
}
.screen-top small {
    opacity: 0.72;
}
.screen-top b {
    display: block;
    margin-top: 5px;
    font-size: 22px;
}
.search {
    height: 26px;
    margin-top: 12px;
    background: rgba(255, 255, 255, 0.22);
    border-radius: 20px;
}
.quick {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 9px;
    padding: 17px 13px 8px;
}
.quick i {
    aspect-ratio: 1;
    border-radius: 14px;
    background: linear-gradient(145deg, #fff, #e4edff);
    box-shadow: 0 7px 14px rgba(30, 72, 130, 0.08);
}
.mini-banner {
    height: 80px;
    margin: 10px 14px;
    padding: 17px;
    color: #fff;
    background: linear-gradient(120deg, #ff7c54, #ffb52c);
    border-radius: 16px;
}
.mini-banner b {
    display: block;
    font-size: 17px;
}
.products {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 4px 14px;
}
.product-tile {
    height: 80px;
    padding: 9px;
    background: #fff;
    border-radius: 12px;
}
.product-tile::before {
    content: "";
    display: block;
    width: 100%;
    height: 40px;
    background: linear-gradient(135deg, #edf2ff, #dce8ff);
    border-radius: 8px;
}
.floating-card {
    position: absolute;
    z-index: 5;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 13px 16px;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 15px;
    box-shadow: 0 18px 40px rgba(0, 35, 110, 0.22);
    backdrop-filter: blur(10px);
}
.floating-card b {
    display: block;
    font-size: 13px;
}
.floating-card small {
    display: block;
    color: var(--muted);
    font-size: 10px;
}
.float-icon {
    width: 36px;
    height: 36px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    border-radius: 10px;
    font-weight: 900;
}
.card-a {
    left: -25px;
    top: 50px;
}
.card-b {
    right: -35px;
    bottom: 82px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.service-card {
    position: relative;
    min-height: 270px;
    padding: 31px 27px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    overflow: hidden;
    transition:
        transform 0.25s,
        box-shadow 0.25s,
        border 0.25s;
}
.service-card:hover {
    transform: translateY(-7px);
    border-color: transparent;
    box-shadow: var(--shadow);
}
.service-card::after {
    content: "";
    position: absolute;
    right: -35px;
    bottom: -35px;
    width: 100px;
    height: 100px;
    background: #eef4ff;
    border-radius: 50%;
    transition: transform 0.25s;
}
.service-card:hover::after {
    transform: scale(1.8);
}
.icon-box {
    position: relative;
    z-index: 1;
    width: 56px;
    height: 56px;
    display: grid;
    place-items: center;
    color: var(--blue);
    background: #edf3ff;
    border-radius: 16px;
}
.icon-box svg {
    width: 27px;
    height: 27px;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
}
.service-card h3 {
    position: relative;
    z-index: 1;
    margin: 24px 0 10px;
    font-size: 21px;
}
.service-card p {
    position: relative;
    z-index: 1;
    margin: 0;
    color: var(--muted);
    font-size: 14px;
}
.service-card .num {
    position: absolute;
    z-index: 1;
    right: 22px;
    top: 18px;
    color: #dfe7f7;
    font-size: 15px;
    font-weight: 900;
}

.platform-grid {
    display: grid;
    grid-template-columns: 0.92fr 1.08fr;
    gap: 78px;
    align-items: center;
}
.platform-panel {
    position: relative;
    min-height: 520px;
    padding: 36px;
    color: #fff;
    background: linear-gradient(145deg, #0a2d83, #155eff);
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 30px 70px rgba(13, 76, 206, 0.22);
}
.platform-panel::after {
    content: "";
    position: absolute;
    width: 340px;
    height: 340px;
    right: -130px;
    top: -160px;
    border: 60px solid rgba(255, 255, 255, 0.07);
    border-radius: 50%;
}
.platform-label {
    color: #8ce6ff;
    font-size: 13px;
    font-weight: 850;
    letter-spacing: 0.15em;
}
.platform-panel h3 {
    margin: 14px 0 0;
    max-width: 330px;
    font-size: 34px;
    line-height: 1.25;
}
.builder {
    position: absolute;
    left: 36px;
    right: 36px;
    bottom: 34px;
    height: 305px;
    padding: 14px;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.96);
    border-radius: 19px;
    box-shadow: 0 25px 50px rgba(0, 24, 80, 0.28);
}
.builder-top {
    display: flex;
    gap: 7px;
    padding: 3px 1px 12px;
}
.builder-top i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #d5ddeb;
}
.builder-body {
    height: calc(100% - 23px);
    display: grid;
    grid-template-columns: 58px 1fr 82px;
    gap: 9px;
}
.builder-side,
.builder-settings {
    padding: 8px;
    background: #f2f5fa;
    border-radius: 9px;
}
.builder-side i {
    display: block;
    height: 24px;
    margin-bottom: 7px;
    background: #fff;
    border-radius: 6px;
}
.builder-canvas {
    padding: 11px;
    background: #eef2f8;
    border-radius: 9px;
}
.canvas-hero {
    height: 66px;
    background: linear-gradient(120deg, #1e65ff, #32c5f1);
    border-radius: 8px;
}
.canvas-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 7px;
    margin-top: 9px;
}
.canvas-row i {
    height: 55px;
    background: #fff;
    border-radius: 7px;
}
.canvas-wide {
    height: 60px;
    margin-top: 9px;
    background: #fff;
    border-radius: 7px;
}
.builder-settings i {
    display: block;
    height: 8px;
    margin: 7px 0 13px;
    background: #dce3ee;
    border-radius: 6px;
}
.builder-settings i:nth-child(2n) {
    width: 68%;
}
.feature-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-top: 35px;
}
.feature {
    display: flex;
    align-items: flex-start;
    gap: 13px;
    padding: 18px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 16px;
}
.check {
    width: 26px;
    height: 26px;
    flex: 0 0 26px;
    display: grid;
    place-items: center;
    color: #fff;
    background: var(--blue);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 900;
}
.feature b {
    display: block;
    margin-bottom: 3px;
    font-size: 15px;
}
.feature span {
    display: block;
    color: var(--muted);
    font-size: 12px;
}

.case-tabs {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    margin: -18px 0 36px;
}
.case-tab {
    min-height: 38px;
    padding: 0 17px;
    color: var(--muted);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 99px;
    font-size: 13px;
    font-weight: 750;
}
.case-tab.active,
.case-tab:hover {
    color: #fff;
    background: var(--blue);
    border-color: var(--blue);
}
.case-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.case-card {
    position: relative;
    min-height: 320px;
    padding: 26px;
    color: #fff;
    border-radius: 22px;
    overflow: hidden;
    transition:
        transform 0.25s,
        box-shadow 0.25s;
}
.case-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 45px rgba(15, 51, 115, 0.18);
}
.case-card:nth-child(1) {
    background: linear-gradient(145deg, #1557ff, #0a2a7d);
}
.case-card:nth-child(2) {
    background: linear-gradient(145deg, #13a6c9, #0860a2);
}
.case-card:nth-child(3) {
    background: linear-gradient(145deg, #6b51ef, #31258e);
}
.case-card:nth-child(4) {
    background: linear-gradient(145deg, #ef7450, #c63d4f);
}
.case-card:nth-child(5) {
    background: linear-gradient(145deg, #1a8e76, #075f61);
}
.case-card:nth-child(6) {
    background: linear-gradient(145deg, #da8b20, #a04b12);
}
.case-card:nth-child(7) {
    background: linear-gradient(145deg, #2c4c7a, #101d36);
}
.case-card:nth-child(8) {
    background: linear-gradient(145deg, #bd4ce3, #6322a4);
}
.case-card.hidden {
    display: none;
}
.case-tag {
    position: relative;
    z-index: 2;
    display: inline-flex;
    padding: 5px 10px;
    color: rgba(255, 255, 255, 0.82);
    background: rgba(255, 255, 255, 0.13);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 99px;
    font-size: 11px;
}
.case-card h3 {
    position: relative;
    z-index: 2;
    margin: 20px 0 6px;
    font-size: 23px;
}
.case-card p {
    position: relative;
    z-index: 2;
    margin: 0;
    color: rgba(255, 255, 255, 0.65);
    font-size: 13px;
}
.case-art {
    position: absolute;
    right: -12px;
    bottom: -22px;
    width: 190px;
    height: 190px;
    transform: rotate(-7deg);
}
.case-art .app-window {
    position: absolute;
    inset: 0;
    padding: 12px;
    background: rgba(255, 255, 255, 0.95);
    border: 6px solid rgba(255, 255, 255, 0.22);
    border-radius: 25px;
    box-shadow: 0 18px 34px rgba(0, 0, 0, 0.18);
}
.case-art .app-window::before {
    content: "";
    display: block;
    height: 48px;
    background: linear-gradient(
        120deg,
        rgba(21, 87, 255, 0.82),
        rgba(32, 200, 255, 0.72)
    );
    border-radius: 12px;
}
.case-art .app-window::after {
    content: "";
    display: block;
    height: 78px;
    margin-top: 10px;
    background: repeating-linear-gradient(
        90deg,
        #e9eef8 0 30%,
        transparent 30% 35%
    );
    border-radius: 10px;
}

.process-wrap {
    position: relative;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 28px;
}
.process-wrap::before {
    content: "";
    position: absolute;
    left: 9%;
    right: 9%;
    top: 36px;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        #aac5ff 10%,
        #aac5ff 90%,
        transparent
    );
}
.step {
    position: relative;
    z-index: 1;
    text-align: center;
}
.step-num {
    width: 72px;
    height: 72px;
    display: grid;
    place-items: center;
    margin: 0 auto 23px;
    color: var(--blue);
    background: #fff;
    border: 1px solid #cfdcff;
    border-radius: 22px;
    box-shadow: 0 12px 30px rgba(21, 87, 255, 0.12);
    font-size: 20px;
    font-weight: 900;
}
.step h3 {
    margin: 0 0 8px;
    font-size: 17px;
}
.step p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.04fr 0.96fr;
    gap: 72px;
    align-items: center;
}
.about-copy p {
    color: var(--muted);
    font-size: 16px;
}
.values {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}
.value {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    color: #25416f;
    background: #eef4ff;
    border-radius: 99px;
    font-size: 13px;
    font-weight: 750;
}
.value::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--blue);
    border-radius: 50%;
}
.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}
.stat-card {
    min-height: 175px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 25px;
    border: 1px solid var(--line);
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 14px 40px rgba(28, 65, 135, 0.08);
}
.stat-card:nth-child(2),
.stat-card:nth-child(3) {
    background: linear-gradient(145deg, #1557ff, #0b3fc2);
    color: #fff;
    border-color: transparent;
}
.stat-card strong {
    font-size: 41px;
    line-height: 1;
    letter-spacing: -0.05em;
}
.stat-card span {
    margin-top: 12px;
    color: var(--muted);
    font-size: 13px;
}
.stat-card:nth-child(2) span,
.stat-card:nth-child(3) span {
    color: rgba(255, 255, 255, 0.65);
}
.partner-strip {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 70px;
    padding-top: 34px;
    border-top: 1px solid var(--line);
}
.partner-label {
    color: var(--muted);
    font-size: 13px;
}
.partner {
    padding: 10px 15px;
    color: #50617d;
    background: #f7f9fd;
    border: 1px solid #edf0f5;
    border-radius: 9px;
    font-size: 13px;
    font-weight: 850;
}

.support-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}
.support-card {
    padding: 24px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
}
.support-card span {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    margin-bottom: 16px;
    color: var(--blue);
    background: #edf3ff;
    border-radius: 11px;
    font-weight: 900;
}
.support-card h3 {
    margin: 0 0 8px;
    font-size: 17px;
}
.support-card p {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
}

.contact-section {
    position: relative;
    color: #fff;
    background: #071b46;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}
.contact-section .container {
    width: min(1180px, calc(100% - 48px));
    margin-inline: auto;
}
.contact-section::before {
    content: "";
    position: absolute;
    width: 580px;
    height: 580px;
    right: -180px;
    top: -350px;
    background: #1557ff;
    filter: blur(120px);
    opacity: 0.4;
    border-radius: 50%;
}
.contact-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    align-items: start;
}
.contact-grid.no-form {
    grid-template-columns: 1fr;
    gap: 0;
}
.contact-grid.no-form .contact-list {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.contact-grid.no-form .contact-item {
    padding: 28px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
}
.contact-map {
    width: 100%;
    height: 380px;
    margin-top: 32px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(255, 255, 255, 0.04);
}
.contact-map .BMap_copyright,
.contact-map .BMap_logo,
.contact-map .anchorBL {
    display: none !important;
}
.contact-qrcode {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}
.qrcode-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    max-width: 420px;
    width: 100%;
}
.qrcode-card img {
    width: 120px;
    height: 120px;
    border-radius: 12px;
    background: #fff;
    padding: 6px;
    flex-shrink: 0;
    object-fit: contain;
}
.qrcode-text {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.qrcode-text b {
    color: #fff;
    font-size: 18px;
    font-weight: 800;
}
.qrcode-text small {
    color: rgba(255, 255, 255, 0.6);
    font-size: 13px;
    line-height: 1.6;
}
.contact-section .eyebrow {
    color: #70ddff;
}
.contact-section .eyebrow::before {
    background: #70ddff;
}
.contact-section .section-title {
    color: #fff;
}
.contact-section .section-desc {
    color: rgba(255, 255, 255, 0.58);
}
.contact-list {
    display: grid;
    gap: 15px;
    margin-top: 34px;
}
.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.contact-item svg {
    width: 22px;
    height: 22px;
    flex: 0 0 22px;
    color: #6ee1ff;
    stroke: currentColor;
    fill: none;
    stroke-width: 1.8;
}
.contact-item > img {
    width: 34px;
    height: 34px;
    flex: 0 0 34px;
    object-fit: contain;
}
.contact-item small {
    display: block;
    color: rgba(255, 255, 255, 0.42);
    font-size: 11px;
}
.contact-item b {
    font-size: 15px;
}
.contact-form {
    padding: 36px 34px 30px;
    color: var(--ink);
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(4, 18, 47, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.6);
}
/* 右栏容器：表单 + 微信二维码整体吸顶 */
.contact-side {
    position: sticky;
    top: 96px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}
/* 右栏内的微信二维码卡片（置于留言框下方，白底风格与表单统一） */
.contact-side .contact-qrcode {
    margin-top: 0;
    justify-content: stretch;
}
.contact-side .qrcode-card {
    max-width: none;
    padding: 24px 28px;
    background: #fff;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(4, 18, 47, 0.18);
}
.contact-side .qrcode-text b {
    color: var(--ink);
}
.contact-side .qrcode-text small {
    color: var(--muted);
}
/* 表单头部：图标 + 标题/说明 */
.form-head {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 22px;
    margin-bottom: 24px;
    border-bottom: 1px solid #eef1f7;
}
.form-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    flex: 0 0 52px;
    color: #fff;
    background: linear-gradient(135deg, #1557ff, #4d8bff);
    border-radius: 14px;
    box-shadow: 0 8px 18px rgba(21, 87, 255, 0.3);
}
.form-badge svg {
    width: 26px;
    height: 26px;
}
.form-head-text {
    min-width: 0;
}
.form-title {
    margin: 0 0 4px;
    font-size: 22px;
    font-weight: 800;
}
.form-sub {
    margin: 0;
    color: var(--muted);
    font-size: 12.5px;
    line-height: 1.6;
}
.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}
.field {
    margin-bottom: 16px;
}
.field label {
    display: block;
    margin-bottom: 8px;
    color: #53617a;
    font-size: 13px;
    font-weight: 700;
}
.field input,
.field textarea {
    width: 100%;
    border: 1px solid #dfe6f1;
    outline: 0;
    background: #f7f9fd;
    border-radius: 11px;
    font-size: 14px;
    color: var(--ink);
    transition:
        border 0.2s,
        box-shadow 0.2s,
        background 0.2s;
}
.field input::placeholder,
.field textarea::placeholder {
    color: #a8b3c6;
}
.field input {
    height: 48px;
    padding: 0 14px;
}
.field textarea {
    min-height: 118px;
    padding: 13px 14px;
    resize: vertical;
    line-height: 1.6;
}
.field input:focus,
.field textarea:focus {
    border-color: var(--blue);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(21, 87, 255, 0.1);
}
.submit-btn {
    width: 100%;
    min-height: 50px;
    margin-top: 4px;
    color: #fff;
    border: 0;
    background: linear-gradient(135deg, #1557ff, #3a7bff);
    border-radius: 11px;
    font-size: 16px;
    font-weight: 800;
    letter-spacing: 1px;
    cursor: pointer;
    transition:
        transform 0.2s,
        box-shadow 0.2s,
        opacity 0.2s;
    box-shadow: 0 10px 22px rgba(21, 87, 255, 0.28);
}
.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(21, 87, 255, 0.34);
}
.form-note {
    margin: 13px 0 0;
    color: #9aa5b8;
    font-size: 12px;
    text-align: center;
}
.form-message {
    display: none;
    margin: 12px 0 0;
    padding: 11px 14px;
    color: #15663b;
    background: #eaf8f0;
    border: 1px solid #cdeedb;
    border-radius: 9px;
    font-size: 13px;
    text-align: center;
}
.form-message.show {
    display: block;
}
/* 表单错误提示（复用 .form-message 位置，红色配色） */
.form-message.show.is-error {
    color: #c0392b;
    background: #fdecea;
    border-color: #f7d4d0;
}
/* 必填星号 */
.field label em {
    color: #e5484d;
    font-style: normal;
}
/* 蜜罐字段：对真实用户隐藏，仅机器人可见 */
.hp-field {
    position: absolute !important;
    left: -9999px !important;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}
/* 提交中按钮状态 */
.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.footer {
    color: rgba(255, 255, 255, 0.6);
    background: #04122f;
    padding: 60px 0 0;
}
.footer-main {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
}
.footer .brand {
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    display: inline-block;
    margin-bottom: 18px;
}
.footer .brand img {
    max-height: 40px;
}
.footer-brand-col .footer-phone,
.footer-brand-col .footer-email {
    display: block;
    color: #fff;
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 6px;
    text-decoration: none;
}
.footer-brand-col .footer-email {
    font-size: 14px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}
.footer-brand-col .footer-addr {
    margin: 12px 0 0;
    font-size: 13px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.6);
}
.footer-title {
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    margin: 0 0 18px;
    position: relative;
    padding-bottom: 10px;
}
.footer-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 24px;
    height: 2px;
    background: var(--blue);
    border-radius: 2px;
}
.footer-links,
.footer-keywords {
    list-style: none;
    margin: 0;
    padding: 0;
}
.footer-links li,
.footer-keywords li {
    margin-bottom: 10px;
    font-size: 13px;
    line-height: 1.6;
}
.footer-links a,
.footer-keywords a {
    color: rgba(255, 255, 255, 0.62);
    text-decoration: none;
    transition: color 0.2s;
}
.footer-links a:hover {
    color: #70ddff;
}
.footer-keywords li {
    color: rgba(255, 255, 255, 0.58);
}
.footer-text {
    color: rgba(255, 255, 255, 0.58);
    cursor: default;
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 0;
}
.footer-bottom .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px 20px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}
.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
}
.footer-bottom a:hover {
    color: #fff;
}
.back-top {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 20;
    width: 44px;
    height: 44px;
    display: grid;
    place-items: center;
    color: #fff;
    background: var(--blue);
    border: 0;
    border-radius: 13px;
    box-shadow: 0 12px 25px rgba(21, 87, 255, 0.28);
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: 0.25s;
}
.back-top.show {
    opacity: 1;
    pointer-events: auto;
    transform: none;
}

/* ============ 悬浮在线咨询按钮 + 留言弹窗 ============ */
.float-consult {
    position: fixed;
    right: 22px;
    bottom: 78px;
    z-index: 60;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 16px 0 12px;
    height: 52px;
    color: #fff;
    background: linear-gradient(135deg, #2f6bff, #1557ff);
    border: 0;
    border-radius: 26px;
    box-shadow: 0 14px 30px rgba(21, 87, 255, 0.35);
    cursor: pointer;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
    animation: floatPulse 2.6s ease-in-out infinite;
}
.float-consult:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 36px rgba(21, 87, 255, 0.45);
}
.float-consult svg {
    width: 26px;
    height: 26px;
    flex-shrink: 0;
}
.float-consult-text {
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 1px;
    white-space: nowrap;
}
@keyframes floatPulse {
    0%,
    100% {
        box-shadow: 0 14px 30px rgba(21, 87, 255, 0.35);
    }
    50% {
        box-shadow: 0 14px 30px rgba(21, 87, 255, 0.35),
            0 0 0 8px rgba(21, 87, 255, 0.08);
    }
}

/* 留言弹窗 */
.float-modal {
    position: fixed;
    inset: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    visibility: hidden;
    opacity: 0;
    transition:
        opacity 0.25s ease,
        visibility 0.25s;
}
.float-modal.open {
    visibility: visible;
    opacity: 1;
}
.float-modal-mask {
    position: absolute;
    inset: 0;
    background: rgba(10, 25, 60, 0.55);
    backdrop-filter: blur(2px);
}
.float-modal-box {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    background: #fff;
    border-radius: 20px;
    padding: 28px 28px 24px;
    box-shadow: 0 30px 70px rgba(10, 25, 60, 0.3);
    transform: translateY(24px) scale(0.97);
    transition: transform 0.28s cubic-bezier(0.22, 1, 0.36, 1);
}
.float-modal.open .float-modal-box {
    transform: none;
}
.float-modal-close {
    position: absolute;
    top: 14px;
    right: 16px;
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    font-size: 26px;
    line-height: 1;
    color: #8a93a6;
    background: transparent;
    border: 0;
    border-radius: 50%;
    cursor: pointer;
    transition:
        background 0.2s,
        color 0.2s;
}
.float-modal-close:hover {
    background: #f2f5fb;
    color: var(--blue);
}
.float-modal-box .form-head {
    margin-bottom: 20px;
}
.float-modal-box .field {
    margin-bottom: 14px;
}
.float-modal-box .submit-btn {
    width: 100%;
    margin-top: 4px;
}
body.float-modal-open {
    overflow: hidden;
}

@media (max-width: 560px) {
    .float-consult {
        right: 16px;
        bottom: 70px;
        height: 46px;
        padding: 0 14px 0 11px;
    }
    .float-consult svg {
        width: 22px;
        height: 22px;
    }
    .float-consult-text {
        font-size: 14px;
    }
    .float-modal-box {
        padding: 24px 18px 20px;
    }
}

[data-reveal] {
    opacity: 0;
    transform: translateY(24px);
    transition:
        opacity 0.7s ease,
        transform 0.7s ease;
}
[data-reveal].revealed {
    opacity: 1;
    transform: none;
}

@media (max-width: 1080px) {
    .nav {
        gap: 20px;
    }
    .header-contact {
        display: none;
    }
    .hero-grid {
        gap: 20px;
    }
    .visual {
        transform: scale(0.88);
        transform-origin: center right;
    }
    .service-grid,
    .case-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .platform-grid {
        gap: 45px;
    }
    .support-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 820px) {
    .container {
        width: min(100% - 34px, 680px);
    }
    .section {
        padding: 78px 0;
    }
    .site-header {
        height: 68px;
    }
    .menu-btn {
        display: grid;
    }
    .nav {
        position: fixed;
        inset: 68px 0 auto;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 14px 24px 24px;
        background: rgba(7, 27, 70, 0.98);
        transform: translateY(-130%);
        opacity: 0;
        transition: 0.28s ease;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    }
    .nav.open {
        transform: none;
        opacity: 1;
    }
    .nav a {
        padding: 14px 4px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    }
    .nav a::after {
        display: none;
    }
    .hero {
        min-height: auto;
        padding: 125px 0 78px;
    }
    .hero-grid {
        grid-template-columns: 1fr;
    }
    .hero-copy {
        font-size: 16px;
    }
    .hero-metrics {
        gap: 24px;
    }
    .visual {
        display: none;
    }
    .platform-grid,
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    /* 移动端单列时关闭表单吸顶 */
    .contact-side {
        position: static;
        top: auto;
    }
    .contact-grid.no-form .contact-list {
        grid-template-columns: 1fr;
    }
    .contact-map {
        height: 280px;
        margin-top: 24px;
    }
    .qrcode-card {
        flex-direction: column;
        text-align: center;
        gap: 14px;
        padding: 20px;
    }
    .qrcode-card img {
        width: 140px;
        height: 140px;
    }
    .platform-grid {
        gap: 46px;
    }
    .about-grid,
    .contact-grid {
        gap: 50px;
    }
    .process-wrap {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    .process-wrap::before {
        display: none;
    }
    .step {
        display: grid;
        grid-template-columns: 62px 1fr;
        column-gap: 16px;
        text-align: left;
        align-items: center;
    }
    .step-num {
        grid-row: span 2;
        width: 58px;
        height: 58px;
        margin: 0;
        border-radius: 17px;
    }
    .step h3 {
        align-self: end;
    }
    .step p {
        align-self: start;
    }
}

@media (max-width: 560px) {
    .container {
        width: min(100% - 28px, 520px);
    }
    .section {
        padding: 68px 0;
    }
    .section-head {
        margin-bottom: 34px;
    }
    .section-title {
        font-size: 31px;
    }
    .section-desc {
        font-size: 15px;
    }
    .brand-name {
        font-size: 17px;
    }
    .brand-mark {
        width: 35px;
        height: 35px;
    }
    .hero {
        padding-top: 116px;
    }
    .hero h1 {
        font-size: 42px;
    }
    .hero-copy {
        font-size: 15px;
    }
    .hero-actions .btn {
        width: 100%;
    }
    .hero-metrics {
        justify-content: space-between;
        gap: 10px;
    }
    .metric strong {
        font-size: 23px;
    }
    .metric span {
        font-size: 10px;
    }
    .service-grid,
    .case-grid,
    .support-grid {
        grid-template-columns: 1fr;
    }
    .service-card {
        min-height: auto;
    }
    .platform-panel {
        min-height: 450px;
        padding: 26px;
    }
    .platform-panel h3 {
        font-size: 28px;
    }
    .builder {
        left: 22px;
        right: 22px;
        bottom: 22px;
        height: 270px;
    }
    .feature-list {
        grid-template-columns: 1fr;
    }
    .case-card {
        min-height: 270px;
    }
    .about-stats {
        gap: 10px;
    }
    .stat-card {
        min-height: 140px;
        padding: 19px;
    }
    .stat-card strong {
        font-size: 32px;
    }
    .partner-strip {
        justify-content: center;
    }
    .partner-label {
        width: 100%;
        text-align: center;
    }
    .contact-form {
        padding: 24px 20px;
    }
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 560px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: 28px;
    }
    .footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }
    [data-reveal] {
        opacity: 1;
        transform: none;
    }
}

/* 原项目素材版式：所有 asset 占位符在交付时会转为内嵌图片 */
.brand-text-only {
    color: #fff;
    font-size: 25px;
    font-weight: 900;
    letter-spacing: 0.08em;
    white-space: nowrap;
}
.hero.hero-original {
    min-height: 0;
    display: block;
    padding-top: 0;
    background: #0d43ba;
}
.hero-banner {
    position: relative;
    width: 100%;
    overflow: hidden;
}
.hero-banner::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(2, 31, 113, 0.1),
        rgba(2, 38, 126, 0.34)
    );
}
.hero-banner > img {
    width: 100%;
    height: auto;
    min-height: 620px;
    display: block;
    object-fit: cover;
    object-position: center;
}
.hero-content-overlay {
    position: absolute;
    z-index: 2;
    left: 50%;
    top: 53%;
    width: min(1180px, calc(100% - 48px));
    transform: translate(-50%, -50%);
    color: #fff;
    text-align: center;
}
.hero-content-overlay h1 {
    margin: 0 0 20px;
    color: #fff;
    font-size: clamp(43px, 4.2vw, 66px);
    line-height: 1.12;
    text-shadow: 0 6px 26px rgba(0, 25, 90, 0.28);
}
.hero-content-overlay > p {
    max-width: 860px;
    margin: 0 auto;
    color: rgba(255, 255, 255, 0.9);
    font-size: clamp(17px, 1.5vw, 23px);
}
.hero-scope {
    max-width: 1080px !important;
    margin-top: 34px !important;
    color: rgba(255, 255, 255, 0.72) !important;
    font-size: 13px !important;
    line-height: 2.15;
}
.hero-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}
/* 首页 Hero 区电话咨询条：圆形电话图标 + 号码 + 分隔线 + 立即咨询 */
.hero-phone-bar {
    display: inline-flex;
    align-items: center;
    height: 76px;
    padding: 0 18px 0 14px;
    background: rgba(21, 87, 255, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 18px;
    color: #fff;
    text-decoration: none;
    backdrop-filter: blur(6px);
    box-shadow: 0 18px 40px rgba(0, 25, 95, 0.28);
    transition:
        transform 0.2s,
        background 0.2s,
        box-shadow 0.2s;
}
.hero-phone-bar:hover {
    transform: translateY(-2px);
    background: rgba(21, 87, 255, 0.72);
    box-shadow: 0 22px 48px rgba(0, 25, 95, 0.36);
}
.hero-phone-icon {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 6px 14px rgba(0, 25, 95, 0.25);
}
.hero-phone-icon svg {
    display: block;
}
.hero-phone-number {
    margin: 0 26px 0 22px;
    font-size: clamp(26px, 2.6vw, 40px);
    font-weight: 800;
    letter-spacing: 1px;
    white-space: nowrap;
}
.hero-phone-divider {
    width: 1px;
    height: 36px;
    background: rgba(255, 255, 255, 0.45);
}
.hero-phone-cta {
    margin-left: 28px;
    padding: 0 38px;
    height: 54px;
    line-height: 54px;
    background: #fff;
    color: var(--blue);
    border-radius: 14px;
    font-size: 22px;
    font-weight: 800;
    white-space: nowrap;
}
body.news-detail-open .site-header {
    background: rgba(21, 87, 255, 0.96);
}

.type-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}
.type-card {
    padding: 28px 22px 0;
    text-align: center;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    overflow: hidden;
    transition: 0.25s;
}
.type-card:hover {
    transform: translateY(-7px);
    box-shadow: var(--shadow);
    border-color: transparent;
}
.type-card h3 {
    margin: 0 0 7px;
    color: var(--blue);
    font-size: 23px;
}
.type-card p {
    min-height: 48px;
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 13px;
}
.type-card img {
    width: min(100%, 220px);
    height: auto;
    display: block;
    margin: auto;
}

.scene-section {
    padding-top: 12px;
}
.scene-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
}
.scene-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 155px;
    padding: 20px 12px;
    background: #f2f5fc;
    border-radius: 18px;
    transition: 0.25s;
}
.scene-card:hover {
    color: #fff;
    background: var(--blue);
    transform: translateY(-4px);
}
.scene-card img {
    width: 70px;
    height: 70px;
    object-fit: contain;
}
.scene-card span {
    margin-top: 12px;
    color: var(--blue);
    font-size: 15px;
    font-weight: 800;
}
.scene-card:hover span {
    color: #fff;
}

.platform-assets {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}
.platform-asset {
    min-height: 178px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 18px 10px;
    text-align: center;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
}
.platform-asset img {
    width: 92px;
    height: 92px;
    object-fit: contain;
    margin-bottom: 10px;
}
.platform-asset b {
    color: var(--blue);
    font-size: 14px;
}
.product-showcase {
    margin-top: 82px;
}
.product-image-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}
.product-image-card {
    position: relative;
    overflow: hidden;
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(23, 61, 130, 0.1);
}
.product-image-card img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s;
}
.product-image-card:hover img {
    transform: scale(1.03);
}
.product-image-card span {
    position: absolute;
    inset: auto 12px 12px;
    padding: 8px 10px;
    color: #fff;
    background: rgba(6, 30, 78, 0.74);
    border-radius: 10px;
    font-size: 12px;
    text-align: center;
    backdrop-filter: blur(8px);
}
.marketing-block {
    display: grid;
    grid-template-columns: 0.85fr 1.15fr;
    align-items: center;
    gap: 60px;
    margin-top: 82px;
    padding: 54px 70px;
    background: linear-gradient(135deg, #edf4ff, #fff);
    border: 1px solid #dfe9fb;
    border-radius: 28px;
}
.marketing-block img {
    width: min(100%, 430px);
    display: block;
    margin: auto;
}
.marketing-block h3 {
    margin: 0 0 12px;
    font-size: 37px;
    line-height: 1.2;
}
.marketing-block p {
    color: var(--muted);
}
.system-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin-top: 36px;
}
.system-card {
    padding: 0 0 23px;
    text-align: center;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--line);
}
.system-card img {
    width: 100%;
    height: auto;
    display: block;
}
.system-card h3 {
    margin: 13px 0 5px;
    color: var(--blue);
    font-size: 18px;
}
.system-card p {
    margin: 0 15px;
    color: var(--muted);
    font-size: 12px;
}
.journey-block {
    display: grid;
    grid-template-columns: 1fr 0.7fr;
    align-items: center;
    gap: 50px;
    margin-top: 78px;
    padding: 50px 70px;
    background: #fff;
    border-radius: 28px;
}
.journey-list {
    display: grid;
    gap: 18px;
}
.journey-item {
    display: flex;
    align-items: center;
    gap: 13px;
    font-weight: 750;
}
.journey-item img {
    width: 26px;
    height: 26px;
}
.journey-phone img {
    max-height: 510px;
    max-width: 100%;
    display: block;
    margin: auto;
}

.case-grid.original-cases {
    grid-template-columns: repeat(4, 1fr);
}
.case-grid.original-cases .case-card {
    min-height: 0;
    padding: 0;
    color: var(--ink);
    background: #fff;
    border: 1px solid var(--line);
    box-shadow: 0 13px 34px rgba(21, 57, 120, 0.09);
}
.case-grid.original-cases .case-card img {
    width: 100%;
    height: auto;
    display: block;
}
.case-grid.original-cases .case-info {
    padding: 17px 18px 19px;
}
.case-grid.original-cases .case-tag {
    color: var(--blue);
    background: #edf3ff;
    border: 0;
}
.case-grid.original-cases .case-card h3 {
    margin: 11px 0 3px;
    color: var(--ink);
    font-size: 18px;
}
.case-grid.original-cases .case-card p {
    color: var(--muted);
    font-size: 12px;
}

.value-image-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px;
    margin: 52px 0 74px;
}
.value-image-card {
    padding: 23px 16px;
    text-align: center;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 18px;
}
.value-image-card img {
    width: 86px;
    height: 86px;
    object-fit: contain;
}
.value-image-card h3 {
    margin: 10px 0 6px;
    color: var(--blue);
    font-size: 17px;
}
.value-image-card p {
    margin: 0;
    color: var(--muted);
    font-size: 12px;
}
.company-profile {
    display: block;
    margin-top: 56px;
    padding: 48px;
    background: #f5f8ff;
    border-radius: 28px;
}
.company-profile .profile-text {
    width: 100%;
}
.company-profile h3 {
    margin: 0 0 20px;
    font-size: 30px;
}
.company-profile p {
    margin: 0 0 12px;
    color: var(--muted);
    font-size: 14px;
}
.company-profile img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    box-shadow: var(--shadow);
}
.partner-image {
    margin-top: 50px;
    padding: 18px;
    background: #f5f8ff;
    border-radius: 24px;
}
.partner-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
}

.support-grid.original-support {
    grid-template-columns: repeat(4, 1fr);
}
.support-card.asset-support {
    text-align: center;
}
.support-card.asset-support img {
    width: 72px;
    height: 72px;
    object-fit: contain;
    margin: 0 auto 14px;
}
.join-opportunity {
    position: relative;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    min-height: 350px;
    margin-top: 64px;
    padding: 45px 70px;
    color: #fff;
    background: #1466e8 url("../image/圆点.png") center/cover no-repeat;
    border-radius: 28px;
    overflow: hidden;
}
.join-opportunity .eyebrow {
    color: var(--blue);
}
.join-opportunity .eyebrow::before {
    background: var(--blue);
}
.join-opportunity h3 {
    margin: 0 0 8px;
    color: #0b3d9d;
    font-size: 37px;
    text-shadow: 0 2px 12px rgba(255, 255, 255, 0.9);
}
.join-opportunity p {
    margin: 0 0 24px;
    color: #52627e;
    font-weight: 650;
    text-shadow: 0 1px 8px rgba(255, 255, 255, 0.9);
}
.join-opportunity img {
    max-width: 100%;
    max-height: 285px;
    display: block;
    margin: auto;
}

.contact-media {
    display: grid;
    grid-template-columns: repeat(2, 140px);
    justify-content: start;
    gap: 12px;
    margin-top: 30px;
}
.contact-qr {
    padding: 9px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 15px;
}
.contact-qr img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 10px;
}
.contact-qr small {
    display: block;
    margin-top: 7px;
    color: rgba(255, 255, 255, 0.58);
    text-align: center;
    font-size: 10px;
}
.advantage-block {
    display: grid;
    grid-template-columns: 1fr 0.8fr;
    gap: 60px;
    align-items: center;
    margin-top: 70px;
    padding: 48px 70px;
    background: #f5f5fa;
    border-radius: 28px;
}
.advantage-list {
    display: grid;
    gap: 22px;
    margin-top: 28px;
}
.advantage-list div {
    display: flex;
    align-items: center;
    gap: 13px;
    font-size: 19px;
    font-weight: 800;
}
.advantage-list img {
    width: 30px;
    height: 30px;
}
.advantage-phone img {
    max-height: 560px;
    max-width: 100%;
    display: block;
    margin: auto;
}
.reputation-image {
    margin-top: 48px;
    text-align: center;
}
.reputation-image img {
    width: min(100%, 834px);
    height: auto;
    display: block;
    margin: auto;
}
.reputation-image p {
    margin: 18px 0 0;
    font-size: 22px;
}
.reputation-image b {
    color: var(--blue);
}
.btn img {
    width: 21px;
    height: 21px;
    object-fit: contain;
}
.product-cases {
    margin-top: 108px;
    padding-top: 96px;
    border-top: 1px solid #dfe7f4;
}
.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.news-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    transition:
        transform 0.25s,
        box-shadow 0.25s;
}
.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}
.news-card:focus-visible {
    outline: 3px solid rgba(21, 87, 255, 0.28);
    outline-offset: 4px;
}
.news-cover {
    height: 175px;
    overflow: hidden;
    background: #eaf1ff;
}
.news-cover > a {
    display: block;
    height: 100%;
}
.news-cover img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
    transition: transform 0.3s;
}
.news-card:hover .news-cover img {
    transform: scale(1.04);
}
.news-body {
    padding: 22px;
}
.news-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
    color: #8793a8;
    font-size: 11px;
}
.news-category {
    padding: 4px 9px;
    color: var(--blue);
    background: #edf3ff;
    border-radius: 99px;
    font-weight: 800;
}
.news-card h3 {
    margin: 0 0 10px;
    font-size: 18px;
    line-height: 1.45;
}
.news-summary {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
    overflow-wrap: anywhere;
    word-break: break-word;
}
.news-summary .news-source-link,
.news-detail-lead .news-source-link {
    color: var(--blue);
    text-decoration: none;
    word-break: break-all;
}
.news-source-link:hover {
    text-decoration: underline;
}
.news-card-list {
    cursor: default;
}
.news-read-link {
    display: block;
    margin-top: 16px;
    padding-top: 14px;
    color: var(--blue);
    border-top: 1px solid var(--line);
    font-size: 12px;
    font-weight: 800;
}
.news-read-link::after {
    content: "→";
    float: right;
    transition: transform 0.2s;
}
.news-card:hover .news-read-link::after {
    transform: translateX(4px);
}
.news-detail-page {
    position: fixed;
    z-index: 45;
    inset: 76px 0 0;
    overflow-y: auto;
    color: var(--ink);
    background: #f5f8ff;
    opacity: 0;
    visibility: hidden;
    transform: translateY(18px);
    transition:
        opacity 0.25s,
        transform 0.25s,
        visibility 0.25s;
}
.news-detail-page.open {
    opacity: 1;
    visibility: visible;
    transform: none;
}
body.news-detail-open {
    overflow: hidden;
}
.news-detail-toolbar {
    position: sticky;
    z-index: 3;
    top: 0;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(14px);
}
.news-detail-toolbar-inner {
    min-height: 62px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}
.news-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    color: var(--blue);
    background: #edf3ff;
    border: 0;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 850;
}
.news-detail-toolbar span {
    color: var(--muted);
    font-size: 12px;
}
.news-detail-container {
    width: min(900px, calc(100% - 36px));
    margin: 42px auto 80px;
}
.news-detail-hero {
    height: 360px;
    overflow: hidden;
    background: #dce7fb;
    border-radius: 25px;
    box-shadow: var(--shadow);
}
.news-detail-hero img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}
.news-detail-content {
    position: relative;
    z-index: 2;
    width: calc(100% - 70px);
    margin: -54px auto 0;
    padding: 44px 52px 50px;
    background: #fff;
    border-radius: 23px;
    box-shadow: 0 25px 60px rgba(22, 59, 128, 0.12);
    overflow: hidden;
    max-width: 100%;
}
.news-detail-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    color: #8793a8;
    font-size: 12px;
}
.news-detail-content h1 {
    margin: 18px 0 16px;
    font-size: clamp(29px, 4vw, 43px);
    line-height: 1.3;
    letter-spacing: -0.03em;
    word-break: break-word;
}
.news-detail-lead {
    margin: 0 0 30px;
    overflow-wrap: anywhere;
    padding-bottom: 28px;
    color: #5c6c86;
    border-bottom: 1px solid var(--line);
    font-size: 17px;
}
.news-detail-body {
    overflow-wrap: break-word;
    word-break: break-word;
    max-width: 100%;
}
.news-detail-body * {
    max-width: 100%;
    overflow-wrap: break-word;
    word-break: break-word;
}
.news-detail-body h2 {
    margin: 30px 0 10px;
    font-size: 22px;
    word-break: break-word;
}
.news-detail-body p {
    margin: 0 0 17px;
    color: #53627a;
    font-size: 15px;
    line-height: 1.95;
    word-break: break-word;
    overflow-wrap: break-word;
}
.news-detail-body img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 20px 0;
    display: block;
}
.news-detail-body ul,
.news-detail-body ol {
    max-width: 100%;
    padding-left: 24px;
    overflow: hidden;
}
.news-detail-body li {
    word-break: break-word;
    overflow-wrap: break-word;
}
.news-detail-body table {
    max-width: 100%;
    overflow-x: auto;
    display: block;
}
.news-detail-body pre {
    white-space: pre-wrap;
    word-break: break-word;
    max-width: 100%;
    overflow-x: auto;
}
.news-detail-body blockquote {
    max-width: 100%;
    overflow: hidden;
}
.news-detail-body a {
    word-break: break-all;
}
.news-detail-cta {
    margin-top: 38px;
    padding: 24px;
    color: #fff;
    background: linear-gradient(135deg, #1557ff, #0b42d8);
    border-radius: 16px;
}
.news-detail-cta b {
    display: block;
    margin-bottom: 4px;
    font-size: 18px;
}
.news-detail-cta a {
    display: inline-flex;
    margin-top: 13px;
    padding: 8px 13px;
    color: var(--blue);
    background: #fff;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 850;
}

@media (max-width: 900px) {
    .type-grid,
    .product-image-grid,
    .system-grid,
    .case-grid.original-cases,
    .support-grid.original-support {
        grid-template-columns: repeat(2, 1fr);
    }
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .scene-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 8px;
    }
    .scene-card {
        min-height: 120px;
        padding: 14px 6px;
    }
    .scene-card img {
        width: 52px;
        height: 52px;
    }
    .marketing-block,
    .journey-block,
    .company-profile,
    .join-opportunity,
    .advantage-block {
        grid-template-columns: 1fr;
        padding: 40px;
    }
    .value-image-grid {
        grid-template-columns: repeat(5, minmax(120px, 1fr));
        overflow-x: auto;
        padding-bottom: 8px;
    }
    .join-opportunity img {
        display: none;
    }
}
@media (max-width: 820px) {
    .site-header .brand {
        min-width: 0;
        max-width: calc(100% - 58px);
    }
    .brand-text-only {
        display: block;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: 21px;
    }
    .hero.hero-original {
        padding-top: 0;
    }
    .hero-banner > img {
        position: absolute;
        inset: 0;
        height: 100%;
        min-height: 0;
        object-position: 58% center;
    }
    .hero-banner::after {
        background: rgba(3, 34, 112, 0.48);
    }
    .hero-content-overlay {
        position: relative;
        left: auto;
        top: auto;
        width: calc(100% - 34px);
        margin: 0 auto;
        padding: 112px 0 64px;
        transform: none;
    }
    .hero-content-overlay h1 {
        margin-bottom: 15px;
        font-size: clamp(28px, 8vw, 36px);
        line-height: 1.25;
        overflow-wrap: anywhere;
    }
    .hero-content-overlay > p {
        font-size: 16px;
        line-height: 1.7;
        overflow-wrap: anywhere;
    }
    .hero-scope {
        margin-top: 23px !important;
        font-size: 11px !important;
        line-height: 1.85;
    }
    .hero-buttons .btn {
        width: auto;
    }
    .hero-phone-bar {
        width: 100%;
        height: 60px;
        padding: 0 10px;
        border-radius: 14px;
    }
    .hero-phone-icon {
        width: 40px;
        height: 40px;
    }
    .hero-phone-icon svg {
        width: 20px;
        height: 20px;
    }
    .hero-phone-number {
        flex: 1;
        min-width: 0;
        margin: 0 8px;
        font-size: clamp(15px, 4.5vw, 20px);
        letter-spacing: 0;
    }
    .hero-phone-divider {
        display: none;
    }
    .hero-phone-cta {
        flex-shrink: 0;
        margin-left: 0;
        padding: 0 10px;
        height: 40px;
        line-height: 40px;
        font-size: 15px;
        border-radius: 10px;
    }
}
@media (max-width: 560px) {
    .type-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .type-card {
        padding: 18px 10px 0;
    }
    .type-card h3 {
        font-size: 18px;
    }
    .type-card p {
        min-height: 58px;
        font-size: 11px;
    }
    .scene-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .platform-assets {
        grid-template-columns: repeat(2, 1fr);
    }
    .product-image-grid,
    .case-grid.original-cases,
    .system-grid,
    .support-grid.original-support {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    .news-grid {
        grid-template-columns: 1fr;
    }
    .news-cover {
        height: 190px;
    }
    .news-detail-page {
        inset: 68px 0 0;
    }
    .news-detail-toolbar-inner {
        min-height: 56px;
    }
    .news-detail-container {
        margin-top: 22px;
    }
    .news-detail-hero {
        height: 220px;
        border-radius: 18px;
    }
    .news-detail-content {
        width: calc(100% - 20px);
        margin-top: -28px;
        padding: 28px 20px 34px;
        border-radius: 17px;
    }
    .news-detail-content h1 {
        font-size: 28px;
    }
    .news-detail-lead {
        font-size: 15px;
    }
    .marketing-block,
    .journey-block,
    .company-profile,
    .join-opportunity,
    .advantage-block {
        padding: 26px 20px;
    }
    .marketing-block h3,
    .join-opportunity h3 {
        font-size: 28px;
    }
    .journey-phone img {
        max-height: 360px;
    }
    .contact-media {
        grid-template-columns: repeat(2, 100px);
        gap: 8px;
    }
}

/* ==========================================================================
   导航下拉：自有系统入口与产品案例分类
   ========================================================================== */
.nav-item.has-dropdown {
    position: relative;
    display: flex;
    align-items: center;
}
.nav-caret {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 6px;
    vertical-align: middle;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 5px solid currentColor;
    transition: transform 0.25s ease;
}
.nav-item.has-dropdown:hover .nav-caret {
    transform: rotate(180deg);
}
.nav-dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    /* 27px = 站点头部 76px 与导航文字行的垂直间距：既是与头部底边的对齐量，
       也充当悬停缓冲区，鼠标从文字下移进面板时不会闪断 */
    padding-top: 27px;
    transform: translateX(-50%) translateY(6px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
    z-index: 1200;
}
.nav-item.has-dropdown:hover .nav-dropdown,
.nav-item.has-dropdown:focus-within .nav-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.nav-dropdown-panel {
    min-width: 236px;
    background: #fff;
    border: 1px solid rgba(21, 87, 255, 0.08);
    border-radius: 14px;
    box-shadow: 0 18px 48px rgba(9, 30, 66, 0.18);
    overflow: hidden;
}
/* 下拉内的链接是白底深色字，必须覆盖 .nav a 的白色文字与下划线动画 */
.nav .nav-dropdown a {
    display: block;
    padding: 7px 12px;
    font-size: 13px;
    font-weight: 600;
    color: #5c6c86;
    border-radius: 8px;
    white-space: normal;
    transition: color 0.2s, background 0.2s;
}
.nav .nav-dropdown a::after {
    display: none;
}
.nav .nav-dropdown a:hover {
    color: var(--blue, #1557ff);
    background: #f0f5ff;
}
.nav-submenu {
    padding: 16px 16px 18px;
}
/* 下拉里的入口链接列表（如「APP/小程序/BS 系统定制」→ 软件开发业务页、「自有系统」→ 列表页）
   下拉只放二级入口，具体条目由目标列表页承载，因此这里是唯一的孩子：不留分隔线 */
.nav-submenu-links a {
    display: block;
    padding: 9px 12px;
    font-size: 13px;
    font-weight: 700;
    color: #1a2340;
    border-radius: 8px;
    text-decoration: none;
    transition: color 0.2s, background 0.2s;
}
.nav-submenu-links a:hover {
    color: var(--blue, #1557ff);
    background: #f4f7ff;
}


@media (max-width: 820px) {
    /* 移动端不做浮层，直接展开成缩进列表，避免遮挡与小屏误触 */
    .nav-item.has-dropdown {
        display: block;
    }
    .nav-dropdown {
        position: static;
        padding-top: 0;
        opacity: 1;
        visibility: visible;
        transform: none;
        transition: none;
    }
    .nav-dropdown-panel {
        min-width: 0;
        background: transparent;
        border: 0;
        border-radius: 0;
        box-shadow: none;
        overflow: visible;
    }
    .nav-caret {
        display: none;
    }
    .nav-submenu {
        padding: 0;
    }
    .nav .nav-dropdown a {
        padding: 12px 4px 12px 16px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.72);
        border-radius: 0;
    }
    .nav .nav-dropdown a:hover {
        color: #fff;
        background: transparent;
    }
}