.interactive-section {
    position: relative;
    overflow: hidden;
    background: #fff;
}

.interactive-shell,
.order-stream-layout,
.settlement-layout,
.reliability-layout,
.resources-lab-layout {
    position: relative;
    z-index: 1;
}

.interactive-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #3158ff;
    font-size: 12px;
    font-weight: 900;
    line-height: 1;
    text-transform: uppercase;
}

.interactive-kicker::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #16c784;
    box-shadow: 0 0 18px rgba(22, 199, 132, .38);
}

.interactive-head h2 {
    margin: 14px 0 0;
    color: #10182f;
    font-size: 44px;
    font-weight: 950;
    line-height: 1.12;
    letter-spacing: 0;
}

.interactive-head p {
    max-width: 650px;
    margin: 16px 0 0;
    color: #647089;
    font-size: 15px;
    font-weight: 650;
    line-height: 1.85;
}

.split-head {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
    gap: 28px;
}

.live-shelf-section {
    padding: 86px 0 92px;
    background:
        linear-gradient(180deg, #fff 0%, #f8fbff 100%),
        radial-gradient(circle at 82% 18%, rgba(0, 212, 255, .12), transparent 34%);
}

.shelf-controls {
    display: inline-flex;
    gap: 10px;
}

.shelf-button {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgba(72, 88, 137, .13);
    border-radius: 50%;
    color: #1b2744;
    background: rgba(255, 255, 255, .88);
    box-shadow: 0 14px 36px rgba(24, 36, 76, .08);
    font-size: 26px;
    line-height: 1;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, color .2s ease;
}

.shelf-button:hover {
    color: #3158ff;
    transform: translateY(-2px);
    box-shadow: 0 20px 46px rgba(24, 36, 76, .12);
}

.product-shelf-wrap {
    position: relative;
    margin-top: 42px;
    padding: 42px 0 28px;
    perspective: 1200px;
}

.shelf-orbit {
    position: absolute;
    inset: 14px -60px 34px;
    border-radius: 42px;
    background:
        linear-gradient(90deg, rgba(49, 88, 255, .08), rgba(0, 212, 255, .12), rgba(255, 181, 71, .08)),
        linear-gradient(180deg, rgba(255,255,255,.62), rgba(255,255,255,0));
    mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}

.product-shelf {
    position: relative;
    z-index: 2;
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(250px, 295px);
    gap: 18px;
    overflow-x: auto;
    padding: 18px 6px 28px;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    cursor: grab;
}

.product-shelf::-webkit-scrollbar {
    display: none;
}

.product-shelf.is-dragging {
    cursor: grabbing;
    user-select: none;
}

.shelf-product {
    position: relative;
    min-height: 292px;
    padding: 24px;
    scroll-snap-align: center;
    border: 1px solid rgba(93, 112, 163, .14);
    border-radius: 22px;
    background:
        linear-gradient(145deg, rgba(255,255,255,.94), rgba(246,250,255,.78)),
        radial-gradient(circle at 82% 12%, rgba(0, 212, 255, .14), transparent 38%);
    box-shadow:
        0 22px 52px rgba(22, 34, 72, .09),
        inset 0 1px 0 rgba(255,255,255,.9);
    transform: translateZ(0) rotateY(-4deg) scale(.94);
    transition: transform .34s ease, box-shadow .34s ease, border-color .34s ease;
}

.shelf-product:hover,
.shelf-product.is-active {
    border-color: rgba(49, 88, 255, .28);
    box-shadow:
        0 30px 72px rgba(22, 34, 72, .14),
        inset 0 1px 0 rgba(255,255,255,.95);
    transform: translateY(-10px) translateZ(40px) rotateY(0) scale(1);
}

.product-badge {
    position: absolute;
    top: 18px;
    right: 18px;
    padding: 6px 9px;
    border-radius: 999px;
    color: #3158ff;
    background: rgba(49, 88, 255, .09);
    font-size: 10px;
    font-weight: 950;
}

.product-badge.hot {
    color: #ff7b3d;
    background: rgba(255, 181, 71, .16);
}

.product-badge.new,
.product-badge.safe {
    color: #119b6b;
    background: rgba(22, 199, 132, .12);
}

.product-mark {
    display: grid;
    place-items: center;
    width: 68px;
    height: 68px;
    margin-bottom: 30px;
    border-radius: 20px;
    color: #fff;
    background: linear-gradient(135deg, #12396c, #2f8bff);
    box-shadow: 0 18px 38px rgba(47, 139, 255, .22);
    font-size: 24px;
    font-weight: 950;
}

.video-mark {
    background: linear-gradient(135deg, #6b2ff8, #ff6da9);
}

.music-mark {
    background: linear-gradient(135deg, #10a983, #6de7a8);
}

.api-mark {
    background: linear-gradient(135deg, #101a35, #635bff);
}

.gift-mark {
    background: linear-gradient(135deg, #ff9d33, #ffd05b);
}

.shelf-product h3 {
    margin: 0;
    color: #10182f;
    font-size: 22px;
    font-weight: 950;
}

.shelf-product p {
    min-height: 48px;
    margin: 10px 0 18px;
    color: #67728a;
    font-size: 13px;
    font-weight: 650;
    line-height: 1.7;
}

.product-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.product-meta strong {
    color: #10182f;
    font-size: 24px;
    font-weight: 950;
}

.product-meta em {
    color: #119b6b;
    font-size: 12px;
    font-style: normal;
    font-weight: 850;
}

.product-line {
    height: 8px;
    margin-top: 20px;
    overflow: hidden;
    border-radius: 999px;
    background: #edf2fb;
}

.product-line i {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #3158ff, #00d4ff, #16c784);
}

.shelf-hint {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #6b7690;
    font-size: 13px;
    font-weight: 750;
}

.shelf-hint span {
    width: 34px;
    height: 3px;
    border-radius: 999px;
    background: linear-gradient(90deg, #3158ff, #00d4ff);
}

.order-stream-section {
    padding: 94px 0 100px;
    background:
        linear-gradient(180deg, #f8fbff 0%, #fff 100%),
        radial-gradient(circle at 18% 22%, rgba(22, 199, 132, .08), transparent 30%);
}

.order-stream-layout {
    display: grid;
    grid-template-columns: minmax(280px, 390px) minmax(0, 1fr);
    gap: 60px;
    align-items: center;
}

.sticky-copy {
    align-self: start;
}

.stream-stats {
    display: grid;
    gap: 10px;
    margin-top: 30px;
}

.stream-stats span {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 18px;
    padding: 14px 0;
    border-bottom: 1px solid #e8edf7;
}

.stream-stats strong {
    color: #10182f;
    font-size: 30px;
    font-weight: 950;
}

.stream-stats em {
    color: #6d7891;
    font-size: 13px;
    font-style: normal;
    font-weight: 800;
}

.order-console {
    position: relative;
    min-height: 520px;
    border-radius: 36px;
    background:
        radial-gradient(circle at 50% 12%, rgba(0, 212, 255, .13), transparent 38%),
        linear-gradient(135deg, rgba(255,255,255,.96), rgba(244,248,255,.82));
    border: 1px solid rgba(93, 112, 163, .13);
    box-shadow: 0 34px 96px rgba(22, 34, 72, .11);
    overflow: hidden;
}

.order-console::before {
    content: "";
    position: absolute;
    left: 50%;
    top: 34px;
    bottom: 34px;
    width: 2px;
    background: linear-gradient(180deg, transparent, rgba(49, 88, 255, .28), rgba(0, 212, 255, .42), transparent);
}

.order-side-card {
    position: absolute;
    z-index: 2;
    width: 220px;
    padding: 18px;
    border: 1px solid rgba(93, 112, 163, .13);
    border-radius: 18px;
    background: rgba(255,255,255,.84);
    box-shadow: 0 20px 46px rgba(22,34,72,.10);
    backdrop-filter: blur(12px);
}

.order-buyer-card {
    left: 28px;
    top: 88px;
}

.order-delivery-card {
    right: 28px;
    bottom: 86px;
}

.order-side-card small {
    color: #3158ff;
    font-size: 10px;
    font-weight: 950;
}

.order-side-card strong {
    display: block;
    margin-top: 10px;
    color: #10182f;
    font-size: 20px;
    font-weight: 950;
}

.order-side-card p {
    margin: 7px 0 0;
    color: #647089;
    font-size: 13px;
    font-weight: 750;
}

.order-side-card em {
    display: inline-flex;
    margin-top: 14px;
    color: #119b6b;
    font-size: 11px;
    font-style: normal;
    font-weight: 900;
}

.order-stream {
    position: absolute;
    left: 50%;
    top: 44px;
    z-index: 1;
    display: grid;
    gap: 22px;
    width: min(360px, 48%);
    transform: translateX(-50%);
}

.stream-row {
    display: grid;
    grid-template-columns: 78px 1fr auto;
    align-items: center;
    gap: 12px;
    min-height: 62px;
    padding: 12px 14px;
    border: 1px solid rgba(93, 112, 163, .1);
    border-radius: 16px;
    background: rgba(255,255,255,.72);
    box-shadow: 0 14px 34px rgba(22,34,72,.06);
    opacity: .66;
    transform: scale(.96);
    transition: opacity .25s ease, transform .25s ease, border-color .25s ease;
}

.stream-row.is-active {
    opacity: 1;
    border-color: rgba(49,88,255,.28);
    transform: scale(1.04);
}

.stream-row b {
    color: #718098;
    font-size: 12px;
}

.stream-row span {
    color: #10182f;
    font-size: 15px;
    font-weight: 900;
}

.stream-row em {
    color: #3158ff;
    font-size: 11px;
    font-style: normal;
    font-weight: 900;
}

.delivery-stack {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
    margin-top: 16px;
}

.delivery-stack span {
    height: 36px;
    border-radius: 10px;
    background: linear-gradient(180deg, rgba(49, 88, 255, .2), rgba(0, 212, 255, .26));
}

.settlement-wave-section {
    padding: 100px 0;
    background: #fff;
}

.settlement-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(310px, .65fr);
    gap: 44px;
    align-items: center;
}

.settlement-stage {
    position: relative;
    min-height: 390px;
    border-radius: 34px;
    background:
        linear-gradient(135deg, #f6fbff, #fff),
        radial-gradient(circle at 18% 82%, rgba(22, 199, 132, .12), transparent 34%);
    border: 1px solid rgba(93,112,163,.12);
    box-shadow: 0 30px 82px rgba(22,34,72,.08);
    overflow: hidden;
}

.settlement-stage svg {
    position: absolute;
    inset: 24px;
    width: calc(100% - 48px);
    height: calc(100% - 48px);
}

.wave {
    fill: none;
    stroke-linecap: round;
    stroke-width: 18;
    opacity: .82;
    stroke-dasharray: 920;
    animation: waveFlow 8s ease-in-out infinite alternate;
}

.wave-a {
    stroke: rgba(49, 88, 255, .28);
}

.wave-b {
    stroke: rgba(0, 212, 255, .30);
    animation-delay: -2s;
}

.wave-c {
    stroke: rgba(22, 199, 132, .25);
    animation-delay: -4s;
}

.wave-label {
    position: absolute;
    padding: 14px 16px;
    border: 1px solid rgba(93,112,163,.12);
    border-radius: 16px;
    background: rgba(255,255,255,.82);
    box-shadow: 0 18px 42px rgba(22,34,72,.09);
    backdrop-filter: blur(10px);
}

.wave-label small {
    display: block;
    color: #6c7891;
    font-size: 11px;
    font-weight: 850;
}

.wave-label strong {
    display: block;
    margin-top: 4px;
    color: #10182f;
    font-size: 22px;
    font-weight: 950;
}

.label-a {
    left: 58px;
    top: 72px;
}

.label-b {
    right: 74px;
    top: 156px;
}

.label-c {
    left: 42%;
    bottom: 56px;
}

.interactive-link {
    display: inline-flex;
    margin-top: 28px;
    color: #3158ff;
    font-size: 14px;
    font-weight: 900;
}

.reliability-field-section {
    padding: 102px 0 112px;
    color: #fff;
    background:
        radial-gradient(circle at 22% 18%, rgba(49, 88, 255, .2), transparent 36%),
        radial-gradient(circle at 82% 30%, rgba(22, 199, 132, .14), transparent 34%),
        linear-gradient(135deg, #071630, #0b1f44 52%, #111d4f);
}

.reliability-layout {
    display: grid;
    grid-template-columns: minmax(300px, 410px) minmax(0, 1fr);
    gap: 52px;
    align-items: center;
}

.light-head h2,
.light-head p {
    color: #fff;
}

.light-head p {
    color: rgba(255,255,255,.68);
}

.reliability-field {
    position: relative;
    min-height: 540px;
    border: 1px solid rgba(150, 180, 255, .16);
    border-radius: 36px;
    background: rgba(255,255,255,.035);
    overflow: hidden;
}

.field-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(circle at center, #000, transparent 76%);
}

.field-core {
    position: absolute;
    left: 50%;
    top: 50%;
    display: grid;
    place-items: center;
    width: 176px;
    height: 176px;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 50%;
    background: rgba(255,255,255,.06);
    transform: translate(-50%, -50%);
}

.field-core span {
    position: absolute;
    inset: 24px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,212,255,.34), rgba(49,88,255,.12) 48%, transparent 68%);
    animation: fieldPulse 3.6s ease-in-out infinite;
}

.field-core strong,
.field-core em {
    position: relative;
    z-index: 2;
}

.field-core strong {
    margin-top: 20px;
    font-size: 16px;
}

.field-core em {
    color: #5ff0bb;
    font-size: 12px;
    font-style: normal;
    font-weight: 900;
}

.field-node {
    position: absolute;
    display: grid;
    gap: 6px;
    width: 148px;
    padding: 15px;
    border: 1px solid rgba(150, 180, 255, .16);
    border-radius: 18px;
    background: rgba(255,255,255,.07);
    box-shadow: 0 22px 52px rgba(0,0,0,.12);
    backdrop-filter: blur(14px);
    transition: transform .28s ease, border-color .28s ease, background .28s ease;
}

.field-node.is-active,
.field-node:hover {
    border-color: rgba(0, 212, 255, .38);
    background: rgba(255,255,255,.105);
    transform: translateY(-8px);
}

.field-node i {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #5ff0bb;
    box-shadow: 0 0 18px rgba(95, 240, 187, .5);
}

.field-node strong {
    font-size: 14px;
    font-weight: 900;
}

.field-node span {
    color: rgba(255,255,255,.68);
    font-size: 11px;
    font-weight: 850;
}

.node-payment { left: 10%; top: 12%; }
.node-stock { right: 12%; top: 14%; }
.node-delivery { left: 14%; bottom: 16%; }
.node-risk { right: 10%; bottom: 16%; }
.node-notify { left: 42%; top: 8%; }
.node-backup { left: 42%; bottom: 8%; }

.resources-lab-section {
    padding: 90px 0 82px;
    background: linear-gradient(180deg, #fff, #f7f9ff);
}

.resources-lab-layout {
    display: grid;
    gap: 34px;
}

.resource-lab-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.resource-lab-card {
    display: grid;
    min-height: 180px;
    padding: 24px;
    border: 1px solid rgba(93,112,163,.13);
    border-radius: 22px;
    background: rgba(255,255,255,.82);
    box-shadow: 0 22px 54px rgba(22,34,72,.07);
    transition: transform .24s ease, box-shadow .24s ease;
}

.resource-lab-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 30px 70px rgba(22,34,72,.1);
}

.resource-lab-card small {
    color: #3158ff;
    font-size: 12px;
    font-weight: 950;
}

.resource-lab-card strong {
    align-self: center;
    color: #10182f;
    font-size: 20px;
    font-weight: 950;
    line-height: 1.45;
}

.resource-lab-card span {
    align-self: end;
    color: #119b6b;
    font-size: 13px;
    font-weight: 900;
}

.interactive-cta {
    position: relative;
    overflow: hidden;
    margin-top: 18px;
    padding: 42px;
    border: 1px solid rgba(93,112,163,.12);
    border-radius: 30px;
    background:
        radial-gradient(circle at 90% 20%, rgba(0,212,255,.18), transparent 32%),
        linear-gradient(135deg, #fff, #f3f7ff);
    text-align: center;
    box-shadow: 0 26px 72px rgba(22,34,72,.08);
}

.interactive-cta h2 {
    margin: 0;
    color: #10182f;
    font-size: 34px;
    font-weight: 950;
}

.interactive-cta p {
    margin: 12px auto 24px;
    max-width: 620px;
    color: #647089;
    font-size: 15px;
    font-weight: 650;
}

.interactive-cta > div {
    display: flex;
    justify-content: center;
    gap: 14px;
}

@keyframes waveFlow {
    from {
        stroke-dashoffset: 120;
        transform: translateY(0);
    }
    to {
        stroke-dashoffset: -120;
        transform: translateY(-10px);
    }
}

@keyframes fieldPulse {
    50% {
        opacity: .55;
        transform: scale(1.18);
    }
}

@media (max-width: 1180px) {
    .order-stream-layout,
    .settlement-layout,
    .reliability-layout {
        grid-template-columns: 1fr;
    }

    .sticky-copy,
    .settlement-copy {
        max-width: 720px;
    }
}

@media (max-width: 960px) {
    .interactive-head h2 {
        font-size: 34px;
    }

    .split-head {
        grid-template-columns: 1fr;
    }

    .order-console {
        min-height: 620px;
    }

    .order-side-card {
        position: relative;
        left: auto;
        right: auto;
        top: auto;
        bottom: auto;
        width: auto;
        margin: 20px;
    }

    .order-stream {
        position: relative;
        left: auto;
        top: auto;
        width: auto;
        margin: 20px;
        transform: none;
    }

    .resource-lab-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .live-shelf-section,
    .order-stream-section,
    .settlement-wave-section,
    .reliability-field-section,
    .resources-lab-section {
        padding: 64px 0;
    }

    .product-shelf {
        grid-auto-columns: minmax(238px, 82vw);
    }

    .settlement-stage {
        min-height: 440px;
    }

    .wave-label {
        left: 20px !important;
        right: 20px !important;
        width: auto;
    }

    .label-a { top: 44px; }
    .label-b { top: 150px; }
    .label-c { bottom: 44px; }

    .reliability-field {
        min-height: 720px;
    }

    .field-node {
        width: 132px;
    }

    .node-payment { left: 8%; top: 10%; }
    .node-stock { right: 8%; top: 22%; }
    .node-delivery { left: 8%; bottom: 22%; }
    .node-risk { right: 8%; bottom: 12%; }
    .node-notify { left: 30%; top: 4%; }
    .node-backup { left: 30%; bottom: 4%; }

    .interactive-cta {
        padding: 30px 20px;
    }

    .interactive-cta > div {
        flex-direction: column;
    }
}