:root {
    --red: #E42D3F;
    --red-dark: #BE1E31;
    --orange: #F97316;
    --yellow: #FBBF24;
    --warm: #FFF7F5;
    --paper: #FFFFFF;
    --ink: #1F2937;
    --muted: #475569;
    --line: #E5E7EB;
    --shadow: 0 18px 50px rgba(107, 28, 39, .11);
    --radius: 22px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--ink);
    background: var(--paper);
    font-family: "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
    line-height: 1.7;
}

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

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

a:focus-visible {
    outline: 3px solid var(--yellow);
    outline-offset: 4px;
    border-radius: 8px;
}

.container {
    width: min(1180px, calc(100% - 40px));
    margin-inline: auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    border-bottom: 1px solid rgba(229, 231, 235, .85);
    background: rgba(255, 255, 255, .94);
    backdrop-filter: blur(14px);
}

.header-inner {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
}

.brand {
    display: block;
    flex: 0 1 300px;
    min-width: 210px;
}

.brand img {
    width: 300px;
    height: auto;
}

.site-nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
}

.site-nav a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 10px;
    color: var(--muted);
}

.site-nav a:hover {
    color: var(--red);
    background: var(--warm);
}

.site-nav .nav-cta {
    padding-inline: 18px;
    color: #fff;
    background: var(--red);
}

.site-nav .nav-cta:hover {
    color: #fff;
    background: var(--red-dark);
}

.hero {
    position: relative;
    overflow: hidden;
    background: radial-gradient(circle at 12% 20%, rgba(251, 191, 36, .18), transparent 28%), radial-gradient(circle at 90% 0%, rgba(228, 45, 63, .14), transparent 34%), linear-gradient(135deg, #fff 0%, var(--warm) 52%, #fff0e8 100%);
}

.hero::before, .hero::after {
    content: "";
    position: absolute;
    border-radius: 999px;
    pointer-events: none;
}

.hero::before {
    width: 220px;
    height: 220px;
    right: -90px;
    top: 80px;
    border: 38px solid rgba(249, 115, 22, .08);
}

.hero::after {
    width: 90px;
    height: 90px;
    left: 6%;
    bottom: -44px;
    background: rgba(228, 45, 63, .07);
}

.hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.32fr) minmax(330px, .68fr);
    gap: 64px;
    align-items: center;
    min-height: 570px;
    padding-block: 76px;
}

.eyebrow {
    margin: 0 0 12px;
    color: var(--red);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: .12em;
}

.hero h1 {
    max-width: 760px;
    margin: 0;
    font-size: clamp(42px, 5.2vw, 68px);
    line-height: 1.14;
    letter-spacing: -.035em;
}

.hero h1 span {
    color: var(--red);
}

.hero-lead {
    max-width: 680px;
    margin: 24px 0 0;
    color: var(--muted);
    font-size: 18px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.button {
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 22px;
    border: 1px solid transparent;
    border-radius: 12px;
    font-weight: 800;
    transition: transform .2s ease, background .2s ease, border-color .2s ease;
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    color: #fff;
    background: var(--red);
    box-shadow: 0 10px 24px rgba(228, 45, 63, .2);
}

.button-primary:hover {
    background: var(--red-dark);
}

.button-secondary {
    color: var(--red);
    border-color: rgba(228, 45, 63, .3);
    background: rgba(255, 255, 255, .82);
}

.button-outline {
    color: var(--red);
    border-color: rgba(228, 45, 63, .3);
    background: #fff;
}

.button-light {
    color: var(--red);
    background: #fff;
}

.button-block {
    width: 100%;
    margin-top: 12px;
}

.hero-points {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 24px;
    margin: 28px 0 0;
    padding: 0;
    list-style: none;
    color: var(--muted);
    font-size: 14px;
    font-weight: 700;
}

.hero-points li::before {
    content: "✓";
    margin-right: 7px;
    color: var(--red);
}

.hero-login {
    padding: 32px;
    border: 1px solid rgba(255, 255, 255, .95);
    border-radius: 26px;
    background: rgba(255, 255, 255, .94);
    box-shadow: var(--shadow);
}

.login-badge {
    display: inline-block;
    padding: 5px 11px;
    border-radius: 999px;
    color: #9F1239;
    background: #FFE4E6;
    font-size: 13px;
    font-weight: 800;
}

.hero-login h2 {
    margin: 18px 0 8px;
    font-size: 27px;
    line-height: 1.35;
}

.hero-login > p {
    margin: 0 0 22px;
    color: var(--muted);
}

.login-notes {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 20px;
}

.login-notes span {
    padding: 9px 3px;
    border-radius: 9px;
    color: var(--muted);
    background: #F8FAFC;
    text-align: center;
    font-size: 12px;
}

.hero-login small {
    display: block;
    margin-top: 18px;
    color: #64748B;
}

.quick-strip {
    position: relative;
    z-index: 2;
    margin-top: -32px;
}

.quick-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 12px 36px rgba(31, 41, 55, .08);
}

.quick-grid article {
    display: flex;
    gap: 13px;
    align-items: center;
    padding: 22px 18px;
    border-right: 1px solid var(--line);
}

.quick-grid article:last-child {
    border-right: 0;
}

.quick-grid b {
    width: 38px;
    height: 38px;
    flex: 0 0 38px;
    display: grid;
    place-items: center;
    border-radius: 12px;
    color: #fff;
    background: linear-gradient(135deg, var(--red), var(--orange));
}

.quick-grid h2 {
    margin: 0;
    font-size: 15px;
}

.quick-grid p {
    margin: 2px 0 0;
    color: #64748B;
    font-size: 12px;
    line-height: 1.5;
}

.section {
    padding-block: 88px;
}

.section-warm {
    background: var(--warm);
}

.section-heading {
    max-width: 760px;
    margin: 0 auto 42px;
    text-align: center;
}

.section-heading h2, .service-copy h2, .notice-box h2 {
    margin: 0;
    font-size: clamp(30px, 3.6vw, 44px);
    line-height: 1.25;
    letter-spacing: -.02em;
}

.section-heading > p:last-child {
    margin: 15px auto 0;
    color: var(--muted);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 16px;
}

.product-card {
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(31, 41, 55, .05);
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    border-color: rgba(228, 45, 63, .38);
    box-shadow: 0 16px 36px rgba(107, 28, 39, .12);
}

.product-image {
    display: grid;
    place-items: center;
    height: 205px;
    padding: 16px;
    background: linear-gradient(180deg, #fff, #FFFBFA);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.product-copy {
    padding: 16px;
    border-top: 1px solid #F1F5F9;
}

.product-copy h3 {
    min-height: 48px;
    margin: 0;
    font-size: 16px;
    line-height: 1.5;
}

.product-copy p {
    margin: 10px 0 4px;
    color: var(--muted);
    font-size: 14px;
}

.product-copy strong {
    color: var(--red);
    font-size: 20px;
}

.product-copy span {
    color: #64748B;
    font-size: 12px;
}

.price-note {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    margin-top: 24px;
    padding: 18px 20px;
    border-left: 4px solid var(--orange);
    border-radius: 10px;
    background: #FFF7ED;
}

.price-note strong {
    flex: 0 0 auto;
    color: #9A3412;
}

.price-note p {
    margin: 0;
    color: var(--muted);
}

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

.scenario-grid article {
    padding: 26px;
    border: 1px solid rgba(228, 45, 63, .1);
    border-radius: var(--radius);
    background: #fff;
}

.scenario-grid span {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 999px;
    color: #9F1239;
    background: #FFE4E6;
    font-size: 13px;
    font-weight: 800;
}

.scenario-grid h3 {
    margin: 16px 0 8px;
    font-size: 20px;
}

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

.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    margin: 0;
    padding: 0;
    list-style: none;
    counter-reset: steps;
}

.steps li {
    position: relative;
    padding: 30px 24px 24px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    counter-increment: steps;
}

.steps li::before {
    content: counter(steps);
    position: absolute;
    top: -17px;
    left: 24px;
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 11px;
    color: #fff;
    background: linear-gradient(135deg, var(--red), var(--orange));
    font-weight: 900;
}

.steps b {
    font-size: 19px;
}

.steps p {
    margin: 8px 0 0;
    color: var(--muted);
}

.service-section {
    color: #fff;
    background: #2B1720;
}

.service-grid {
    display: grid;
    grid-template-columns: .86fr 1.14fr;
    gap: 64px;
    align-items: center;
}

.service-copy .eyebrow {
    color: #FDBA74;
}

.service-copy p:not(.eyebrow) {
    margin: 20px 0 28px;
    color: #E2E8F0;
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.service-cards article {
    padding: 24px 20px;
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: 18px;
    background: rgba(255, 255, 255, .07);
}

.service-cards b {
    color: #FDBA74;
    font-size: 22px;
}

.service-cards h3 {
    margin: 12px 0 8px;
    font-size: 18px;
}

.service-cards p {
    margin: 0;
    color: #CBD5E1;
    font-size: 14px;
}

.faq-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.faq-list article {
    padding: 25px 26px;
    border: 1px solid rgba(228, 45, 63, .12);
    border-radius: 18px;
    background: #fff;
}

.faq-list h3 {
    margin: 0;
    font-size: 18px;
}

.faq-list p {
    margin: 10px 0 0;
    color: var(--muted);
}

.notice-section {
    padding-top: 72px;
}

.notice-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    padding: 40px 44px;
    border-radius: 26px;
    color: #fff;
    background: linear-gradient(120deg, var(--red-dark), var(--red) 55%, var(--orange));
    box-shadow: var(--shadow);
}

.notice-box .eyebrow {
    color: #FEF3C7;
}

.notice-box h2 {
    font-size: clamp(27px, 3vw, 38px);
}

.notice-box p:not(.eyebrow) {
    max-width: 800px;
    margin: 14px 0 0;
    color: #FFF1F2;
}

.notice-box .button {
    flex: 0 0 auto;
}

.site-footer {
    margin-top: 88px;
    color: #CBD5E1;
    background: #171217;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.25fr .7fr 1fr;
    gap: 64px;
    padding-block: 54px;
}

.footer-brand img {
    width: 260px;
    height: auto;
    padding: 8px;
    border-radius: 12px;
    background: #fff;
}

.footer-brand p {
    color: #94A3B8;
}

.footer-grid h2 {
    margin: 0 0 12px;
    color: #fff;
    font-size: 17px;
}

.footer-grid a {
    min-height: 44px;
    display: flex;
    align-items: center;
    color: #CBD5E1;
}

.footer-grid a:hover {
    color: #FDBA74;
}

.footer-grid p {
    margin: 0;
    color: #94A3B8;
}

.copyright {
    min-height: 62px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    border-top: 1px solid rgba(255, 255, 255, .1);
    color: #94A3B8;
    font-size: 13px;
}

.copyright a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    color: #FDBA74;
}

@media (max-width: 980px) {
    .header-inner {
        align-items: flex-start;
        padding-block: 13px;
    }

    .site-nav {
        flex-wrap: wrap;
    }

    .hero-grid {
        grid-template-columns: minmax(0, 1fr) minmax(300px, .72fr);
        gap: 32px;
    }

    .quick-grid, .scenario-grid, .steps {
        grid-template-columns: repeat(2, 1fr);
    }

    .quick-grid article:nth-child(2) {
        border-right: 0;
    }

    .quick-grid article:nth-child(-n+2) {
        border-bottom: 1px solid var(--line);
    }

    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
}

@media (max-width: 760px) {
    .container {
        width: min(100% - 28px, 620px);
    }

    .site-header {
        position: static;
    }

    .header-inner {
        display: block;
    }

    .brand {
        width: 230px;
        min-width: 0;
    }

    .brand img {
        width: 230px;
    }

    .site-nav {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 7px;
        margin-top: 10px;
    }

    .site-nav a {
        justify-content: center;
        border: 1px solid var(--line);
    }

    .site-nav .nav-cta {
        border-color: var(--red);
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        min-height: 0;
        padding-block: 54px 68px;
    }

    .hero h1 {
        font-size: clamp(38px, 11vw, 50px);
    }

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

    .hero-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    .hero-login {
        padding: 24px;
    }

    .quick-strip {
        margin-top: -22px;
    }

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

    .quick-grid article {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .quick-grid article:last-child {
        border-bottom: 0;
    }

    .section {
        padding-block: 66px;
    }

    .section-heading {
        margin-bottom: 30px;
        text-align: left;
    }

    .product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .product-image {
        height: 145px;
        padding: 10px;
    }

    .product-copy {
        padding: 12px;
    }

    .product-copy h3 {
        min-height: 44px;
        font-size: 14px;
    }

    .product-copy strong {
        font-size: 18px;
    }

    .price-note {
        display: block;
    }

    .price-note p {
        margin-top: 6px;
    }

    .scenario-grid, .steps, .service-cards, .faq-list {
        grid-template-columns: 1fr;
    }

    .steps {
        gap: 30px;
    }

    .notice-box {
        display: block;
        padding: 30px 24px;
    }

    .notice-box .button {
        width: 100%;
        margin-top: 24px;
    }

    .site-footer {
        margin-top: 66px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
        padding-block: 42px;
    }

    .copyright {
        align-items: flex-start;
        flex-direction: column;
        justify-content: center;
        gap: 0;
        padding-block: 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *, *::before, *::after {
        transition-duration: .01ms !important;
    }
}

/* ===== dfxlp SEO inner pages 2026-10-07 ===== */
.site-nav a.is-current {
    color: var(--red);
    background: #FFF1F2;
}

.inner-hero {
    padding: 68px 0 58px;
    color: #fff;
    background: radial-gradient(circle at 82% 18%, rgba(255, 255, 255, .16), transparent 28%), linear-gradient(120deg, var(--red-dark), var(--red) 56%, var(--orange));
}

.inner-hero .eyebrow {
    color: #FEF3C7;
}

.inner-hero h1 {
    max-width: 900px;
    margin: 0;
    font-size: clamp(34px, 5vw, 52px);
    line-height: 1.2;
    letter-spacing: -.035em;
}

.inner-hero p {
    max-width: 820px;
    margin: 16px 0 0;
    color: #FFF1F2;
    font-size: 17px;
    line-height: 1.9;
}

.breadcrumb {
    padding: 15px 0;
    color: #7C8798;
    font-size: 13px;
    background: #fff;
    border-bottom: 1px solid var(--line);
}

.breadcrumb a {
    color: #596579;
}

.breadcrumb a:hover {
    color: var(--red);
}

.seo-main {
    padding: 50px 0 82px;
    background: #fff;
}

.seo-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 26px;
    align-items: start;
}

.seo-content, .seo-side-card, .seo-hub-card, .seo-faq-item {
    border: 1px solid var(--line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(31, 41, 55, .045);
}

.seo-content {
    padding: 36px 40px;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 20px;
    margin: 0 0 26px;
    padding-bottom: 16px;
    color: #7C8798;
    border-bottom: 1px solid var(--line);
    font-size: 13px;
}

.seo-content h2 {
    margin: 34px 0 12px;
    font-size: 25px;
    line-height: 1.45;
}

.seo-content h3 {
    margin: 26px 0 10px;
    font-size: 19px;
    line-height: 1.5;
}

.seo-content p {
    margin: 12px 0;
    color: #4F5B6B;
    font-size: 16px;
    line-height: 2;
}

.seo-content ul, .seo-content ol {
    margin: 14px 0 14px 22px;
}

.seo-content li {
    margin: 8px 0;
    color: #4F5B6B;
    font-size: 16px;
    line-height: 1.9;
}

.seo-note {
    margin: 22px 0;
    padding: 17px 19px;
    border-left: 4px solid var(--orange);
    border-radius: 10px;
    background: #FFF7ED;
    color: #596579;
}

.seo-checklist {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 20px 0;
}

.seo-checkitem {
    padding: 17px;
    border: 1px solid #F1E4E6;
    border-radius: 14px;
    background: #FFFBFA;
}

.seo-checkitem b {
    color: var(--red-dark);
}

.seo-checkitem p {
    margin: 7px 0 0;
    font-size: 14px;
    line-height: 1.75;
}

.seo-side {
    display: grid;
    gap: 16px;
}

.seo-side-card {
    padding: 20px;
}

.seo-side-card h2 {
    margin: 0 0 12px;
    font-size: 18px;
}

.seo-side-card a {
    display: block;
    min-height: 42px;
    padding: 10px 0;
    color: #596579;
    border-bottom: 1px dashed #E5E7EB;
}

.seo-side-card a:last-child {
    border-bottom: 0;
}

.seo-side-card a:hover {
    color: var(--red);
}

.seo-hub-intro {
    max-width: 860px;
    margin: 0 auto 34px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.9;
    text-align: center;
}

.seo-hub-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}

.seo-hub-card {
    padding: 24px;
}

.seo-hub-card .hub-tag {
    display: inline-block;
    padding: 5px 10px;
    border-radius: 999px;
    color: #9F1239;
    background: #FFE4E6;
    font-size: 12px;
    font-weight: 800;
}

.seo-hub-card h2 {
    margin: 14px 0 8px;
    font-size: 20px;
    line-height: 1.5;
}

.seo-hub-card p {
    margin: 0 0 14px;
    color: var(--muted);
    line-height: 1.85;
}

.seo-hub-card a {
    color: var(--red);
    font-weight: 800;
}

.seo-faq-list {
    display: grid;
    gap: 16px;
}

.seo-faq-item {
    padding: 24px 26px;
}

.seo-faq-item h2 {
    margin: 0;
    font-size: 19px;
}

.seo-faq-item p {
    margin: 10px 0 0;
    color: #566277;
    font-size: 15px;
    line-height: 1.9;
}

.seo-related {
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
}

.seo-related h2 {
    margin: 0 0 12px;
    font-size: 20px;
}

.seo-related a {
    display: inline-block;
    margin: 5px 9px 5px 0;
    padding: 7px 11px;
    border-radius: 999px;
    color: #7F1D1D;
    background: #FFF1F2;
}

.seo-related a:hover {
    color: #fff;
    background: var(--red);
}

.selection-band {
    padding: 72px 0;
    background: linear-gradient(180deg, #fff, #FFF8F5);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.selection-band .section-heading {
    margin-bottom: 30px;
}

.selection-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.selection-card {
    padding: 24px;
    border: 1px solid #F0D9DC;
    border-radius: 18px;
    background: #fff;
}

.selection-card b {
    display: inline-grid;
    min-width: 42px;
    height: 42px;
    padding: 0 10px;
    place-items: center;
    border-radius: 12px;
    color: #fff;
    background: linear-gradient(135deg, var(--red), var(--orange));
}

.selection-card h3 {
    margin: 15px 0 8px;
    font-size: 19px;
}

.selection-card p {
    margin: 0 0 12px;
    color: var(--muted);
}

.selection-card a {
    color: var(--red);
    font-weight: 800;
}

@media (max-width: 980px) {
    .seo-layout {
        grid-template-columns: 1fr;
    }

    .seo-side {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .seo-hub-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .selection-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .inner-hero {
        padding: 48px 0 42px;
    }

    .inner-hero p {
        font-size: 15px;
    }

    .seo-main {
        padding: 30px 0 58px;
    }

    .seo-content {
        padding: 24px 20px;
    }

    .seo-content h2 {
        font-size: 21px;
    }

    .seo-checklist, .seo-hub-grid, .seo-side, .selection-grid {
        grid-template-columns: 1fr;
    }

    .seo-hub-intro {
        text-align: left;
    }

    .selection-band {
        padding: 54px 0;
    }
}