:root {
    --ink: #0F172A;
    --muted: #64748B;
    --blue: #2563EB;
    --blue-dark: #172554;
    --cyan: #06B6D4;
    --violet: #7C3AED;
    --green: #10B981;
    --paper: #FFFFFF;
    --soft: #F7FAFC;
    --line: rgba(148, 163, 184, 0.2);
    --shadow-sm: 0 10px 30px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 24px 70px rgba(15, 23, 42, 0.14);
    --shadow-lg: 0 34px 90px rgba(15, 23, 42, 0.22);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--ink);
    background: #F8FBFF;
    line-height: 1.65;
}

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

code {
    padding: 2px 6px;
    border-radius: 7px;
    color: #1D4ED8;
    background: #EFF6FF;
    font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
    font-size: 0.92em;
}

.promo-page {
    overflow: hidden;
}

.hero-section {
    position: relative;
    min-height: 700px;
    padding: 22px min(4vw, 56px) 66px;
    color: white;
    background:
        radial-gradient(circle at 18% 8%, rgba(30, 91, 255, 0.2), transparent 28%),
        radial-gradient(circle at 90% 18%, rgba(0, 212, 255, 0.18), transparent 30%),
        linear-gradient(180deg, #EFF6FF 0%, #F8FBFF 86%);
}

.hero-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(30, 91, 255, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(30, 91, 255, 0.05) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.58), transparent 88%);
    pointer-events: none;
}

.hero-section::after {
    content: "";
    position: absolute;
    right: -10%;
    bottom: -32%;
    width: 62vw;
    height: 62vw;
    border-radius: 999px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.12), transparent 62%);
    pointer-events: none;
}

.promo-nav,
.hero-grid {
    position: relative;
    z-index: 1;
}

.promo-nav {
    max-width: 1180px;
    margin: 0 auto 18px;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    color: #EAF2FF;
    border-radius: 22px 22px 0 0;
    background: rgba(7, 13, 34, 0.96);
    border: 1px solid rgba(120, 180, 255, 0.16);
    border-bottom-color: rgba(120, 180, 255, 0.1);
    box-shadow: 0 28px 70px rgba(15, 23, 42, 0.12);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
}

.promo-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 900;
}

.promo-brand img {
    width: 42px;
    height: 42px;
    border-radius: 13px;
    object-fit: cover;
    background: #060D22;
    border: 1px solid rgba(147, 197, 253, 0.3);
    box-shadow: 0 18px 38px rgba(37, 99, 235, 0.24);
}

.promo-nav-actions {
    display: flex;
    align-items: center;
    gap: 9px;
    color: #CAD7F4;
    font-size: 14px;
    font-weight: 800;
}

.promo-nav-actions a {
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.promo-nav-actions a:hover,
.primary-link:hover,
.secondary-link:hover,
.text-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 38px rgba(37, 99, 235, 0.22);
}

.promo-nav-actions .nav-cta {
    color: white;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
}

.hero-copy {
    position: relative;
    z-index: 1;
    padding: 26px 0 26px;
}

.hero-copy::before {
    display: none;
}

.hero-grid {
    max-width: 1180px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 0.76fr) minmax(520px, 1fr);
    align-items: center;
    gap: 34px;
    padding: 36px 30px 34px;
    border-radius: 0 0 28px 28px;
    background:
        radial-gradient(circle at 76% 46%, rgba(30, 91, 255, 0.26), transparent 34%),
        radial-gradient(circle at 92% 28%, rgba(0, 212, 255, 0.16), transparent 28%),
        linear-gradient(135deg, #081330 0%, #081A3D 48%, #030816 100%);
    border: 1px solid rgba(120, 180, 255, 0.16);
    border-top: 0;
    box-shadow: 0 34px 90px rgba(8, 19, 48, 0.28);
    overflow: hidden;
}

.eyebrow,
.section-heading span,
.feature-badge,
.contact-copy span {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 7px 12px;
    border-radius: 999px;
    color: #BFDBFE;
    background: rgba(37, 99, 235, 0.18);
    box-shadow: inset 0 0 0 1px rgba(147, 197, 253, 0.2);
    font-size: 13px;
    font-weight: 900;
}

.hero-copy h1 {
    max-width: 640px;
    margin-top: 18px;
    font-size: clamp(38px, 4.4vw, 58px);
    line-height: 1.1;
    letter-spacing: 0;
}

.hero-copy p,
.hero-subtitle {
    max-width: 560px;
    margin-top: 22px;
    color: rgba(248, 250, 252, 0.96);
    font-size: 17px;
    font-weight: 600;
    text-shadow: 0 2px 18px rgba(0, 0, 0, 0.24);
}

.hero-actions,
.showcase-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 28px;
}

.primary-link,
.secondary-link,
.text-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0 22px;
    border-radius: 14px;
    font-weight: 900;
    transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

.primary-link {
    color: white;
    background: linear-gradient(135deg, #2563EB, #06B6D4);
    box-shadow: 0 18px 42px rgba(37, 99, 235, 0.32);
}

.secondary-link {
    color: #E0F2FE;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.text-link {
    min-height: 42px;
    margin-top: 18px;
    color: #1D4ED8;
    background: #EFF6FF;
}

.trust-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.trust-row span {
    padding: 8px 12px;
    border-radius: 999px;
    color: #DBEAFE;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
    font-size: 13px;
    font-weight: 800;
}

.hero-console {
    position: relative;
    padding: 22px;
    border-radius: 32px;
    background: rgba(255, 255, 255, 0.66);
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    color: var(--ink);
    overflow: hidden;
    animation: floatBreath 5.4s ease-in-out infinite;
}

.hero-web-demo {
    min-height: 470px;
    padding: 0;
    border: 1px solid rgba(120, 180, 255, 0.18);
    border-radius: 26px;
    color: #EAF2FF;
    background:
        radial-gradient(circle at 62% 52%, rgba(37, 99, 235, 0.24), transparent 30%),
        linear-gradient(145deg, rgba(5, 11, 31, 0.86), rgba(5, 12, 30, 0.62));
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.04), 0 30px 80px rgba(0, 0, 0, 0.22);
}

.web-demo-topbar {
    min-height: 66px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 18px;
    padding: 14px 18px;
    border-bottom: 1px solid rgba(120, 180, 255, 0.12);
}

.web-demo-brand,
.web-demo-menu {
    display: flex;
    align-items: center;
}

.web-demo-brand {
    gap: 10px;
    min-width: 0;
}

.web-demo-brand img {
    border-radius: 11px;
    box-shadow: 0 0 24px rgba(30, 91, 255, 0.28);
}

.web-demo-brand strong {
    white-space: nowrap;
}

.web-demo-menu {
    justify-content: center;
    gap: 22px;
    color: #A9B8DB;
    font-size: 12px;
    font-weight: 800;
}

.web-demo-menu span:first-child {
    color: #EAF2FF;
}

.web-demo-login {
    min-height: 32px;
    display: inline-flex;
    align-items: center;
    padding: 0 14px;
    border-radius: 999px;
    color: white;
    background: linear-gradient(135deg, #1E5BFF, #00D4FF);
    font-size: 12px;
    font-weight: 900;
    white-space: nowrap;
}

.web-demo-body {
    min-height: 398px;
    display: grid;
    grid-template-columns: minmax(0, 0.72fr) minmax(300px, 1fr);
    align-items: center;
    gap: 10px;
    padding: 24px 20px 24px 30px;
}

.web-demo-copy h2 {
    font-size: 33px;
    line-height: 1.12;
}

.web-demo-copy p {
    max-width: 290px;
    margin-top: 12px;
    color: #9FB0D8;
    font-size: 14px;
    line-height: 1.7;
}

.web-demo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
}

.web-demo-tags span {
    padding: 6px 11px;
    border-radius: 999px;
    color: #D7E4FF;
    border: 1px solid rgba(120, 180, 255, 0.26);
    background: rgba(255, 255, 255, 0.05);
    font-size: 12px;
    font-weight: 850;
}

.web-demo-copy a {
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    margin-top: 22px;
    padding: 0 18px;
    border-radius: 999px;
    color: white;
    background: linear-gradient(135deg, #1E5BFF, #00D4FF);
    font-size: 13px;
    font-weight: 900;
}

.galaxy-map {
    position: relative;
    min-height: 330px;
}

.galaxy-ring,
.banner-orbit-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(70, 141, 255, 0.28);
    transform: rotate(-16deg);
}

.galaxy-ring::before,
.banner-orbit-ring::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: conic-gradient(from 40deg, transparent 0 58%, rgba(0, 212, 255, 0.72), transparent 76% 100%);
    mask: radial-gradient(closest-side, transparent calc(100% - 2px), #000 calc(100% - 1px));
}

.ring-one {
    inset: 44px 28px;
}

.ring-two {
    inset: 74px 54px;
    transform: rotate(14deg);
}

.ring-three {
    inset: 104px 84px;
    transform: rotate(-34deg);
}

.galaxy-core {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 118px;
    height: 118px;
    display: grid;
    place-items: center;
    border-radius: 999px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(255, 255, 255, 0.96), rgba(0, 212, 255, 0.28) 38%, rgba(30, 91, 255, 0.08) 68%, transparent 70%);
    box-shadow: 0 0 46px rgba(0, 212, 255, 0.34);
}

.galaxy-core img {
    width: 82px;
    height: 82px;
    object-fit: contain;
    border-radius: 24px;
    filter: drop-shadow(0 0 18px rgba(0, 212, 255, 0.44));
}

.galaxy-node {
    position: absolute;
    min-width: 64px;
    min-height: 64px;
    display: grid;
    place-items: center;
    padding: 9px;
    border-radius: 18px;
    color: #EAF2FF;
    border: 1px solid rgba(120, 180, 255, 0.28);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 14px 34px rgba(0, 0, 0, 0.18);
    text-align: center;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.galaxy-node b,
.galaxy-node span {
    display: block;
    line-height: 1.15;
}

.galaxy-node b {
    font-size: 13px;
}

.galaxy-node span {
    color: #9FB0D8;
    font-size: 11px;
}

.node-doc { left: 42%; top: 12px; }
.node-sheet { right: 12px; top: 76px; }
.node-template { right: 22px; bottom: 58px; }
.node-data { left: 10px; top: 90px; }
.node-life { left: 64px; bottom: 46px; }
.node-creative { left: 47%; bottom: 4px; }

.hero-web-demo .hero-limit {
    margin: 0 18px 18px;
    color: #D7E4FF;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: inset 0 0 0 1px rgba(120, 180, 255, 0.16);
}

.hero-web-demo .hero-limit span {
    color: #9FB0D8;
}

.product-orbit {
    position: absolute;
    inset: auto -120px -160px auto;
    width: 280px;
    height: 280px;
    border-radius: 999px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.28), transparent 64%);
    pointer-events: none;
}

.hero-console-head {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.hero-console-head span,
.hero-console-head strong {
    display: block;
}

.hero-console-head span {
    color: #64748B;
    font-size: 13px;
    font-weight: 900;
}

.hero-console-head strong {
    margin-top: 3px;
    color: #065F46;
}

.hero-console-head img {
    width: 58px;
    height: 58px;
    border-radius: 18px;
    object-fit: cover;
    background: #060D22;
    border: 1px solid rgba(147, 197, 253, 0.34);
    box-shadow: 0 18px 38px rgba(37, 99, 235, 0.18);
}

.product-matrix {
    position: relative;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.matrix-card {
    min-height: 158px;
    padding: 16px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.76);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    transition: transform 0.24s ease, box-shadow 0.24s ease;
}

.matrix-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.matrix-card span {
    display: inline-flex;
    color: #2563EB;
    font-size: 12px;
    font-weight: 900;
}

.matrix-card b {
    display: block;
    margin-top: 16px;
    font-size: 17px;
}

.matrix-card p {
    margin-top: 8px;
    color: var(--muted);
    font-size: 13px;
    line-height: 1.55;
}

.matrix-card.is-active {
    color: white;
    background: linear-gradient(145deg, #172554, #2563EB 68%, #06B6D4);
}

.matrix-card.is-active span,
.matrix-card.is-active p {
    color: rgba(255, 255, 255, 0.78);
}

.muted-card {
    background: rgba(241, 245, 249, 0.78);
}

.hero-limit {
    position: relative;
    margin-top: 14px;
    padding: 13px 14px;
    border-radius: 18px;
    color: #92400E;
    background: #FFF7ED;
    box-shadow: inset 0 0 0 1px rgba(251, 191, 36, 0.18);
}

.hero-limit b,
.hero-limit span {
    display: block;
}

.hero-limit span {
    margin-top: 3px;
    color: #A16207;
    font-size: 13px;
    font-weight: 750;
}

.feature-section,
.platform-section,
.contact-section,
.brand-bottom-section {
    max-width: 1180px;
    margin: 0 auto;
    padding: 72px min(4vw, 24px);
}

.section-heading {
    max-width: 780px;
    margin-bottom: 34px;
}

.section-heading span,
.feature-badge,
.contact-copy span {
    color: #1D4ED8;
    background: #EFF6FF;
}

.section-heading h2 {
    margin-top: 12px;
    font-size: clamp(28px, 3.8vw, 46px);
    line-height: 1.14;
}

.section-heading p,
.tour-copy p,
.tour-copy li,
.platform-copy p,
.contact-copy p {
    color: var(--muted);
}

.section-heading p {
    margin-top: 12px;
    font-size: 16px;
}

.feature-tour {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) minmax(390px, 0.86fr);
    align-items: center;
    gap: 34px;
    padding: 34px 0;
}

.feature-tour + .feature-tour {
    margin-top: 18px;
}

.feature-tour.reverse {
    grid-template-columns: minmax(390px, 0.86fr) minmax(0, 0.82fr);
}

.feature-tour.reverse .tour-copy {
    order: 2;
}

.tour-copy h3 {
    margin-top: 12px;
    font-size: clamp(28px, 3.2vw, 38px);
    line-height: 1.14;
}

.tour-copy > p {
    margin-top: 12px;
}

.tour-copy ol {
    display: grid;
    gap: 8px;
    margin: 18px 0 0 20px;
}

.example-box,
.wechat-card,
.scenario-steps div,
.mac-window {
    background: white;
    box-shadow: var(--shadow-sm);
}

.example-box {
    margin-top: 18px;
    padding: 15px;
    border-radius: 18px;
}

.example-box b {
    color: #1E3A8A;
}

.example-box p {
    margin-top: 6px;
    color: #64748B;
    font-size: 14px;
}

.mac-window {
    min-height: 330px;
    border-radius: 24px;
    overflow: hidden;
    background: linear-gradient(180deg, #FFFFFF, #F8FBFF);
    box-shadow: var(--shadow-md);
}

.mac-titlebar {
    height: 42px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 16px;
    color: #64748B;
    background: rgba(248, 250, 252, 0.92);
}

.mac-titlebar b {
    margin-left: 8px;
    font-size: 12px;
    letter-spacing: 0;
}

.dot {
    width: 11px;
    height: 11px;
    border-radius: 999px;
}

.red { background: #FF5F57; }
.yellow { background: #FFBD2E; }
.green { background: #28C840; }

.doc-page {
    width: 76%;
    min-height: 242px;
    margin: 22px auto;
    padding: 22px 20px;
    border-radius: 12px;
    background: white;
    box-shadow: 0 16px 36px rgba(15, 23, 42, 0.1);
}

.doc-page h4 {
    margin-bottom: 18px;
    text-align: center;
    font-size: 15px;
}

.doc-page p {
    margin-top: 8px;
    color: #334155;
    font-size: 13px;
}

.template-demo,
.sheet-demo {
    padding: 18px;
}

.template-flow {
    display: grid;
    grid-template-columns: minmax(0, 0.82fr) auto minmax(0, 1.18fr);
    align-items: center;
    gap: 12px;
}

.template-stage-title {
    display: inline-flex;
    margin-bottom: 10px;
    color: #1E3A8A;
    font-size: 13px;
    font-weight: 900;
}

.template-panel {
    display: grid;
    gap: 9px;
}

.template-panel span {
    padding: 11px 12px;
    border-radius: 14px;
    color: #1E3A8A;
    background: #EFF6FF;
    font-size: 13px;
    font-weight: 850;
}

.template-arrow {
    max-width: 86px;
    padding: 10px 8px;
    border-radius: 999px;
    color: white;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    box-shadow: 0 16px 32px rgba(37, 99, 235, 0.2);
    font-size: 12px;
    font-weight: 900;
    line-height: 1.35;
    text-align: center;
}

.template-output {
    padding: 14px;
    border-radius: 18px;
    color: white;
    background: linear-gradient(135deg, #172554, #2563EB);
    box-shadow: 0 20px 42px rgba(37, 99, 235, 0.2);
}

.template-output-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.template-output-head span {
    padding: 4px 8px;
    border-radius: 999px;
    color: #DBEAFE;
    background: rgba(255, 255, 255, 0.14);
    font-size: 12px;
    font-weight: 800;
}

.template-result-doc {
    margin-top: 10px;
    padding: 13px;
    border-radius: 14px;
    color: #1E293B;
    background: white;
}

.template-result-doc h4 {
    margin-bottom: 8px;
    text-align: center;
    font-size: 14px;
}

.template-result-doc p {
    margin-top: 6px;
    color: #475569;
    font-size: 12px;
    line-height: 1.55;
}

.download-pill,
.formula-strip {
    width: 100%;
    margin-top: 14px;
    padding: 12px 13px;
    border-radius: 14px;
    font-size: 13px;
    font-weight: 900;
}

.template-output .download-pill {
    color: #DBEAFE;
    background: rgba(255, 255, 255, 0.13);
}

.sheet-table {
    display: grid;
    grid-template-columns: 1fr 0.72fr 0.72fr 1fr;
    overflow: hidden;
    border-radius: 18px;
    background: white;
    box-shadow: inset 0 0 0 1px rgba(226, 232, 240, 0.9);
}

.sheet-table div {
    min-height: 44px;
    display: flex;
    align-items: center;
    padding: 8px 10px;
    box-shadow: inset -1px -1px 0 rgba(226, 232, 240, 0.8);
    font-size: 13px;
}

.sheet-table div:nth-child(-n+4) {
    color: white;
    font-weight: 900;
    background: #1D4ED8;
}

.sheet-table .ok {
    color: #047857;
    font-weight: 900;
    background: #ECFDF5;
}

.formula-strip {
    color: #1E3A8A;
    background: #EFF6FF;
}

.sheet-demo .download-pill {
    color: #065F46;
    background: #ECFDF5;
}

.platform-section,
.contact-section {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(330px, 0.72fr);
    align-items: center;
    gap: 34px;
}

.platform-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    border-radius: 30px;
    background:
        radial-gradient(circle at 24% 16%, rgba(37, 99, 235, 0.12), transparent 30%),
        linear-gradient(135deg, #FFFFFF 0%, #F6FBFF 100%);
    box-shadow: var(--shadow-md);
}

.platform-visual img {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    max-height: 560px;
    border-radius: 22px;
    object-fit: contain;
}

.vertical-brand-poster {
    position: relative;
    width: min(430px, 100%);
    min-height: 650px;
    padding: 30px;
    border-radius: 30px;
    overflow: hidden;
    color: white;
    background:
        radial-gradient(circle at 50% 30%, rgba(0, 212, 255, 0.28), transparent 24%),
        radial-gradient(circle at 88% 10%, rgba(123, 97, 255, 0.28), transparent 28%),
        linear-gradient(180deg, #050B1F 0%, #081A3D 52%, #071021 100%);
    box-shadow: 0 30px 80px rgba(8, 19, 48, 0.3);
}

.vertical-brand-poster::before,
.vertical-brand-poster::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 42%;
    width: 430px;
    height: 170px;
    border: 1px solid rgba(70, 141, 255, 0.34);
    border-radius: 50%;
    transform: translate(-50%, -50%) rotate(-18deg);
    pointer-events: none;
}

.vertical-brand-poster::after {
    width: 360px;
    height: 138px;
    transform: translate(-50%, -50%) rotate(18deg);
    border-color: rgba(0, 212, 255, 0.26);
}

.poster-orbit-bg {
    position: absolute;
    right: -120px;
    top: 110px;
    width: 340px;
    height: 340px;
    border-radius: 999px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.24), transparent 64%);
    pointer-events: none;
}

.poster-brand-row {
    position: relative;
    display: flex;
    align-items: center;
    gap: 13px;
}

.poster-brand-row img {
    border-radius: 16px;
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.28);
}

.poster-brand-row strong,
.poster-brand-row span {
    display: block;
}

.poster-brand-row strong {
    font-size: 25px;
    line-height: 1.12;
}

.poster-brand-row span {
    margin-top: 4px;
    color: #9FB0D8;
    font-size: 13px;
    letter-spacing: 6px;
}

.vertical-brand-poster h3 {
    position: relative;
    max-width: 330px;
    margin-top: 70px;
    font-size: 40px;
    line-height: 1.14;
}

.vertical-brand-poster p {
    position: relative;
    max-width: 290px;
    margin-top: 16px;
    color: #BBD0FF;
    font-size: 15px;
}

.poster-process-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 86px;
}

.poster-process-grid div {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 56px;
    padding: 11px 13px;
    border-radius: 18px;
    border: 1px solid rgba(120, 180, 255, 0.18);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.poster-process-grid b {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    color: white;
    background: linear-gradient(135deg, #1E5BFF, #00D4FF);
    font-size: 12px;
}

.poster-process-grid span {
    font-weight: 900;
}

.poster-scene-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 24px;
}

.poster-scene-grid span {
    min-height: 42px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    color: #D7E4FF;
    background: rgba(30, 91, 255, 0.16);
    font-size: 13px;
    font-weight: 850;
}

.vertical-brand-poster-v2 {
    width: min(460px, 100%);
    min-height: 540px;
    padding: 24px;
    border: 1px solid rgba(120, 180, 255, 0.18);
    background:
        radial-gradient(circle at 50% 44%, rgba(0, 212, 255, 0.18), transparent 26%),
        radial-gradient(circle at 88% 12%, rgba(123, 97, 255, 0.28), transparent 28%),
        radial-gradient(circle at 12% 82%, rgba(30, 91, 255, 0.2), transparent 26%),
        linear-gradient(180deg, #050B1F 0%, #081A3D 54%, #071021 100%);
}

.vertical-brand-poster-v2::before {
    width: 480px;
    height: 172px;
    top: 51%;
    opacity: 0.32;
}

.vertical-brand-poster-v2::after {
    width: 400px;
    height: 146px;
    top: 51%;
    opacity: 0.28;
}

.vertical-brand-poster-v2 .poster-brand-row {
    min-height: 84px;
    padding: 12px;
    border: 1px solid rgba(120, 180, 255, 0.16);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.vertical-brand-poster-v2 .poster-brand-row img {
    width: 60px;
    height: 60px;
    border-radius: 17px;
    image-rendering: auto;
    box-shadow: 0 0 36px rgba(0, 212, 255, 0.34);
}

.vertical-brand-poster-v2 .poster-brand-row span {
    letter-spacing: 4px;
}

.poster-title-panel {
    position: relative;
    margin-top: 18px;
    padding: 20px;
    border: 1px solid rgba(120, 180, 255, 0.16);
    border-radius: 24px;
    background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.06));
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.poster-title-panel span {
    color: #7EE7FF;
    font-size: 12px;
    font-weight: 950;
    letter-spacing: 2px;
}

.vertical-brand-poster-v2 .poster-title-panel h3 {
    max-width: none;
    margin-top: 9px;
    font-size: 28px;
    line-height: 1.16;
}

.vertical-brand-poster-v2 .poster-title-panel p {
    max-width: none;
    margin-top: 11px;
    color: #BBD0FF;
    font-size: 14px;
    line-height: 1.72;
}

.vertical-brand-poster-v2 .poster-process-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-top: 16px;
}

.vertical-brand-poster-v2 .poster-process-grid div {
    display: grid;
    align-content: start;
    gap: 7px;
    min-height: 96px;
    padding: 12px;
    text-align: left;
}

.vertical-brand-poster-v2 .poster-process-grid b {
    width: 34px;
    height: 28px;
    border-radius: 10px;
}

.poster-process-grid strong,
.poster-process-grid span {
    display: block;
}

.vertical-brand-poster-v2 .poster-process-grid strong {
    color: white;
    font-size: 13px;
    line-height: 1.2;
}

.vertical-brand-poster-v2 .poster-process-grid span {
    color: #9FB0D8;
    font-size: 11px;
    font-weight: 800;
    line-height: 1.35;
}

.poster-scene-title {
    position: relative;
    margin-top: 16px;
    color: #D7E4FF;
    font-size: 13px;
    font-weight: 950;
}

.vertical-brand-poster-v2 .poster-scene-grid {
    gap: 9px;
    margin-top: 10px;
}

.vertical-brand-poster-v2 .poster-scene-grid span {
    min-height: 38px;
    border: 1px solid rgba(120, 180, 255, 0.14);
    background: rgba(30, 91, 255, 0.18);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.scenario-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 20px;
}

.scenario-steps div {
    min-height: 132px;
    padding: 15px;
    border-radius: 18px;
}

.scenario-steps b {
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    color: white;
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    font-size: 14px;
}

.scenario-steps strong,
.scenario-steps span {
    display: block;
}

.scenario-steps strong {
    margin-top: 10px;
    font-size: 15px;
}

.scenario-steps span {
    margin-top: 4px;
    color: var(--muted);
    font-size: 12px;
    line-height: 1.45;
}

.scenario-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
    margin-top: 16px;
}

.scenario-grid span {
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 8px;
    border-radius: 12px;
    color: #1E3A8A;
    background: #EFF6FF;
    font-size: 12px;
    font-weight: 850;
    text-align: center;
}

.contact-section {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.42fr);
    padding-top: 42px;
    padding-bottom: 50px;
}

.contact-copy h2 {
    margin-top: 12px;
    max-width: 720px;
    font-size: clamp(28px, 3.8vw, 44px);
    line-height: 1.14;
}

.contact-copy p {
    max-width: 690px;
    margin-top: 12px;
}

.contact-section .secondary-link {
    color: #1E293B;
    background: white;
}

.wechat-card {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 14px;
    border-radius: 22px;
    max-width: 330px;
    justify-self: end;
}

.wechat-card img {
    width: 118px;
    height: 118px;
    border-radius: 16px;
    object-fit: contain;
    background: white;
}

.wechat-card strong,
.wechat-card span {
    display: block;
}

.wechat-card span {
    margin-top: 3px;
    color: var(--blue);
    font-size: 15px;
    font-weight: 900;
    line-height: 1.2;
}

.brand-bottom-section {
    position: relative;
    padding-top: 20px;
    padding-bottom: 54px;
}

.brand-bottom-section > img {
    display: block;
    width: 100%;
    border-radius: 30px;
    box-shadow: var(--shadow-md);
    background: white;
    object-fit: cover;
}

.brand-banner-poster {
    position: relative;
    min-height: 286px;
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.72fr);
    align-items: center;
    gap: 24px;
    padding: 38px 42px;
    border-radius: 30px;
    overflow: hidden;
    color: white;
    background:
        radial-gradient(circle at 72% 50%, rgba(0, 212, 255, 0.22), transparent 26%),
        radial-gradient(circle at 90% 18%, rgba(123, 97, 255, 0.2), transparent 28%),
        linear-gradient(135deg, #050B1F 0%, #081A3D 58%, #071021 100%);
    box-shadow: var(--shadow-md);
}

.brand-banner-poster::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(rgba(120, 180, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(120, 180, 255, 0.06) 1px, transparent 1px);
    background-size: 38px 38px;
    mask-image: linear-gradient(90deg, rgba(0,0,0,0.74), transparent 82%);
    pointer-events: none;
}

.brand-banner-copy,
.brand-banner-orbit {
    position: relative;
}

.brand-banner-logo {
    display: flex;
    align-items: center;
    gap: 13px;
}

.brand-banner-logo img {
    border-radius: 13px;
    box-shadow: 0 0 26px rgba(0, 212, 255, 0.26);
}

.brand-banner-logo strong {
    font-size: 28px;
    letter-spacing: 0;
}

.brand-banner-logo span {
    color: #7B61FF;
}

.brand-banner-copy h2 {
    margin-top: 26px;
    font-size: clamp(30px, 3.7vw, 46px);
    line-height: 1.1;
}

.brand-banner-copy p {
    margin-top: 10px;
    color: #BBD0FF;
    font-size: 16px;
}

.brand-banner-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.brand-banner-icons span {
    min-width: 58px;
    min-height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    border-radius: 12px;
    color: #D7E4FF;
    background: rgba(30, 91, 255, 0.22);
    font-size: 13px;
    font-weight: 900;
}

.brand-banner-orbit {
    min-height: 220px;
}

.banner-orbit-ring {
    left: 50%;
    top: 50%;
    width: 360px;
    height: 130px;
    transform: translate(-50%, -50%) rotate(-15deg);
}

.banner-orbit-ring.second {
    width: 300px;
    height: 108px;
    transform: translate(-50%, -50%) rotate(18deg);
    border-color: rgba(0, 212, 255, 0.28);
}

.banner-core {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 72px;
    height: 72px;
    border-radius: 999px;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, white, #00D4FF 40%, rgba(30, 91, 255, 0.16) 70%);
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.5);
}

.bottom-contact-card {
    position: static;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: fit-content;
    margin: 14px auto 0;
    padding: 8px 12px;
    border-radius: 16px;
    background: white;
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.bottom-contact-card img {
    width: 58px;
    height: 58px;
    object-fit: contain;
    border-radius: 9px;
    background: white;
}

.bottom-contact-card strong,
.bottom-contact-card span {
    display: block;
}

.bottom-contact-card strong {
    font-size: 13px;
    line-height: 1.2;
}

.bottom-contact-card span {
    margin-top: 2px;
    color: var(--blue);
    font-size: 12px;
    font-weight: 900;
    line-height: 1.2;
}

@keyframes floatBreath {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@media (max-width: 980px) {
    .hero-section {
        min-height: auto;
        padding: 14px 14px 42px;
        background:
            radial-gradient(circle at 78% 12%, rgba(0, 212, 255, 0.16), transparent 30%),
            linear-gradient(180deg, #EFF6FF 0%, #F8FBFF 100%);
    }

    .promo-nav {
        margin-bottom: 0;
        border-radius: 20px 20px 0 0;
    }

    .promo-nav-actions a:not(.nav-cta) {
        display: none;
    }

    .hero-grid,
    .feature-tour,
    .feature-tour.reverse,
    .platform-section,
    .contact-section {
        grid-template-columns: 1fr;
    }

    .hero-grid {
        padding: 26px 18px 24px;
        border-radius: 0 0 24px 24px;
    }

    .feature-tour.reverse .tour-copy {
        order: initial;
    }

    .hero-copy h1 {
        font-size: 34px;
        line-height: 1.12;
    }

    .hero-copy p {
        font-size: 15px;
        color: rgba(248, 250, 252, 0.96);
    }

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

    .secondary-link {
        color: #E0F2FE;
    }

    .hero-web-demo {
        min-height: 0;
    }

    .web-demo-topbar {
        grid-template-columns: 1fr auto;
    }

    .web-demo-menu {
        display: none;
    }

    .web-demo-body {
        grid-template-columns: 1fr;
        padding: 22px 18px;
    }

    .web-demo-copy p {
        max-width: none;
    }

    .galaxy-map {
        min-height: 330px;
    }

    .feature-section,
    .platform-section,
    .contact-section,
    .brand-bottom-section {
        padding: 42px 14px;
    }

    .feature-tour {
        gap: 18px;
        padding: 24px 0;
    }

    .mac-window {
        min-height: 0;
    }

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

    .template-arrow {
        max-width: none;
        width: fit-content;
        margin: 0 auto;
        padding: 8px 14px;
    }

    .platform-visual {
        order: 2;
    }

    .platform-visual img {
        width: 100%;
        max-height: none;
    }

    .vertical-brand-poster {
        width: 100%;
        max-width: 460px;
        min-height: 600px;
    }

    .vertical-brand-poster-v2 {
        min-height: 520px;
        padding: 22px;
    }

    .scenario-steps {
        grid-template-columns: 1fr;
    }

    .scenario-steps div {
        min-height: 0;
    }

    .brand-banner-poster {
        grid-template-columns: 1fr;
        padding: 30px 24px;
    }

    .brand-banner-orbit {
        min-height: 190px;
    }
}

@media (max-width: 560px) {
    .promo-brand span {
        font-size: 16px;
    }

    .promo-brand img {
        width: 38px;
        height: 38px;
    }

    .promo-nav-actions .nav-cta {
        min-height: 36px;
        padding: 0 12px;
    }

    .hero-copy h1 {
        font-size: 29px;
    }

    .eyebrow,
    .section-heading span,
    .feature-badge,
    .contact-copy span {
        padding: 6px 10px;
        font-size: 12px;
    }

    .hero-console {
        padding: 14px;
        border-radius: 22px;
    }

    .hero-web-demo {
        padding: 0;
    }

    .web-demo-topbar {
        min-height: 58px;
        padding: 12px;
        gap: 10px;
    }

    .web-demo-brand strong {
        font-size: 14px;
    }

    .web-demo-login {
        min-height: 30px;
        padding: 0 10px;
        font-size: 11px;
    }

    .web-demo-body {
        padding: 18px 12px;
    }

    .web-demo-copy h2 {
        font-size: 25px;
    }

    .galaxy-map {
        min-height: 290px;
        overflow: hidden;
    }

    .galaxy-core {
        width: 94px;
        height: 94px;
    }

    .galaxy-core img {
        width: 66px;
        height: 66px;
    }

    .galaxy-node {
        min-width: 54px;
        min-height: 54px;
        border-radius: 15px;
        padding: 7px;
    }

    .node-doc { left: 40%; top: 10px; }
    .node-sheet { right: 2px; top: 72px; }
    .node-template { right: 5px; bottom: 48px; }
    .node-data { left: 0; top: 80px; }
    .node-life { left: 34px; bottom: 38px; }
    .node-creative { left: 42%; bottom: 0; }

    .product-matrix {
        grid-template-columns: 1fr;
    }

    .matrix-card {
        min-height: 0;
    }

    .trust-row {
        display: grid;
        grid-template-columns: 1fr;
    }

    .section-heading h2,
    .contact-copy h2 {
        font-size: 26px;
    }

    .tour-copy h3 {
        font-size: 24px;
    }

    .tour-copy > p,
    .tour-copy li,
    .example-box p {
        font-size: 14px;
    }

    .example-box {
        display: none;
    }

    .text-link {
        width: 100%;
    }

    .doc-page {
        width: 92%;
        margin: 14px auto;
        padding: 14px 12px;
    }

    .template-demo,
    .sheet-demo {
        padding: 12px;
    }

    .template-result-doc p {
        font-size: 11px;
    }

    .sheet-table div {
        min-height: 38px;
        padding: 7px 8px;
        font-size: 12px;
    }

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

    .vertical-brand-poster {
        min-height: 560px;
        padding: 22px;
        border-radius: 22px;
    }

    .vertical-brand-poster-v2 {
        min-height: 0;
        padding: 16px;
    }

    .vertical-brand-poster-v2 .poster-brand-row {
        min-height: 72px;
        padding: 10px;
        border-radius: 18px;
    }

    .vertical-brand-poster-v2 .poster-brand-row img {
        width: 52px;
        height: 52px;
        border-radius: 15px;
    }

    .poster-brand-row strong {
        font-size: 21px;
    }

    .poster-brand-row span {
        letter-spacing: 3px;
    }

    .vertical-brand-poster h3 {
        margin-top: 54px;
        font-size: 30px;
    }

    .vertical-brand-poster-v2 .poster-title-panel {
        padding: 16px;
        border-radius: 18px;
    }

    .vertical-brand-poster-v2 .poster-title-panel h3 {
        margin-top: 8px;
        font-size: 24px;
    }

    .vertical-brand-poster-v2 .poster-title-panel p {
        font-size: 13px;
    }

    .poster-process-grid {
        margin-top: 66px;
    }

    .vertical-brand-poster-v2 .poster-process-grid {
        grid-template-columns: 1fr;
        margin-top: 12px;
    }

    .vertical-brand-poster-v2 .poster-process-grid div {
        min-height: 0;
        grid-template-columns: auto minmax(0, 1fr);
        align-items: center;
        column-gap: 10px;
    }

    .vertical-brand-poster-v2 .poster-process-grid span {
        grid-column: 2;
    }

    .poster-scene-grid {
        grid-template-columns: 1fr;
    }

    .wechat-card {
        align-items: center;
        flex-direction: column;
        justify-self: stretch;
        max-width: none;
        text-align: center;
    }

    .wechat-card img {
        width: 112px;
        height: 112px;
    }

    .brand-bottom-section > img {
        border-radius: 16px;
    }

    .brand-banner-poster {
        min-height: 0;
        padding: 24px 18px;
        border-radius: 18px;
    }

    .brand-banner-logo strong {
        font-size: 22px;
    }

    .brand-banner-copy h2 {
        font-size: 28px;
    }

    .brand-banner-orbit {
        display: none;
    }

    .bottom-contact-card {
        position: static;
        width: 100%;
        max-width: 280px;
        margin: 10px auto 0;
        padding: 8px 10px;
        flex-direction: row;
        justify-content: center;
        border-radius: 12px;
    }

    .bottom-contact-card img {
        width: 54px;
        height: 54px;
        border-radius: 8px;
    }

    .bottom-contact-card strong,
    .bottom-contact-card span {
        font-size: 11px;
    }
}