:root {
    --ink: #202124;
    --muted: #596274;
    --blue: #315be8;
    --cyan: #59d9cf;
    --dark: #0d1224
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    
    color: var(--ink)
}

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

.wf-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 20px
}

.logo-mark {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: #202124;
    color: #fff
}

.wf-nav nav {
    display: flex;
    gap: 34px;
    align-items: center;
    font-size: 14px
}

.nav-cta,
.cta-btn {
    background: #202124;
    color: #fff;
    border-radius: 30px;
    padding: 12px 18px
}

.menu {
    display: none;
    border: 0;
    background: none;
    font-size: 25px
}

.wf-hero {
    position: relative;
    min-height: 820px;
    overflow: hidden;
    background: linear-gradient(135deg, #f8f9fd, #eef4ff 55%, #fff);
    padding: 170px 6vw 100px
}

.wf-grid,
.dark-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(#2e52aa12 1px, transparent 1px), linear-gradient(90deg, #2e52aa12 1px, transparent 1px);
    background-size: 54px 54px;
    mask-image: linear-gradient(#000, transparent 90%)
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(3px);
    opacity: .55
}

.orb-a {
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, #86a7ff, transparent 67%);
    right: -100px;
    top: 100px
}

.orb-b {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, #72e5d5, transparent 67%);
    left: -100px;
    bottom: 10px
}

.hero-inner {
    position: relative;
    z-index: 2;
    max-width: 1240px;
    margin: auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 50px
}

.hero-copy {
    max-width: 650px
}

.eyebrow,
.section-kicker {
    font-size: 12px;
    letter-spacing: .14em;
    font-weight: 700;
    color: var(--blue);
    text-transform: uppercase
}

.hero-copy h1 {
    font-size: clamp(54px, 6vw, 88px);
    line-height: .97;
    letter-spacing: -.055em;
    margin: 24px 0 30px
}

.hero-copy h1 em,
.wf-section h2 span,
.journey h2 span,
.wf-cta h2 em {
    font-family: "Playfair Display", serif;
    color: var(--blue)
}

.hero-copy p {
    font-size: 19px;
    line-height: 1.65;
    color: #4e5667
}

.hero-link {
    display: inline-flex;
    gap: 14px;
    margin-top: 24px;
    font-weight: 700
}

.hero-link span {
    color: var(--blue);
    font-size: 23px
}

.hero-visual {
    height: 530px;
    position: relative
}

.core,
.ring-core {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    align-content: center;
    background: #fff;
    border: 1px solid #233c781f;
    box-shadow: 0 25px 80px #243a6e29;
    z-index: 5;
    text-align: center
}

.core span {
    font-size: 52px;
    font-weight: 700;
    color: var(--blue)
}

.core small {
    font-size: 9px;
    letter-spacing: .18em;
    font-weight: 700
}

.cascade {
    position: absolute;
    inset: 50px
}

.cascade i {
    position: absolute;
    display: block;
    border-radius: 20px;
    transform: rotate(25deg);
    border: 1px solid #315be82e;
    background: linear-gradient(135deg, #ffffffe0, #315be81f);
    box-shadow: 0 20px 45px #243a6e14
}

.cascade i:nth-child(1) {
    width: 330px;
    height: 105px;
    left: 0;
    top: 30px
}

.cascade i:nth-child(2) {
    width: 300px;
    height: 105px;
    left: 60px;
    top: 105px
}

.cascade i:nth-child(3) {
    width: 270px;
    height: 105px;
    left: 120px;
    top: 180px
}

.cascade i:nth-child(4) {
    width: 235px;
    height: 95px;
    left: 175px;
    top: 250px
}

.cascade i:nth-child(5) {
    width: 200px;
    height: 85px;
    left: 225px;
    top: 315px
}

.flow-line {
    position: absolute;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--blue), var(--cyan), transparent)
}

.line-1 {
    width: 290px;
    left: 60px;
    top: 210px;
    transform: rotate(25deg)
}

.line-2 {
    width: 250px;
    left: 155px;
    top: 290px;
    transform: rotate(25deg)
}

.line-3 {
    width: 190px;
    left: 240px;
    top: 360px;
    transform: rotate(25deg)
}

.flow-label {
    position: absolute;
    z-index: 7;
    font-size: 10px;
    letter-spacing: .12em;
    font-weight: 700
}

.label-top {
    top: 42px;
    right: 40px
}

.label-mid {
    top: 220px;
    right: 10px
}

.label-hot {
    bottom: 42px;
    left: 80px;
    color: var(--blue)
}

.node {
    position: absolute;
    z-index: 8;
    background: #fff;
    border: 1px solid #1e32591a;
    border-radius: 14px;
    padding: 13px 17px;
    box-shadow: 0 15px 35px #1423461f;
    display: grid
}

.node b {
    font-size: 17px
}

.node small {
    color: #697386;
    font-size: 10px;
    margin-top: 3px
}

.node-1 {
    top: 75px;
    left: 20px
}

.node-2 {
    top: 235px;
    right: 0
}

.node-3 {
    bottom: 35px;
    right: 75px
}

.wf-section {
    padding: 120px 6vw;
    max-width: 1280px;
    margin: auto
}

.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-top: 28px
}

.wf-section h2 {
    font-size: clamp(45px, 5vw, 70px);
    line-height: 1;
    letter-spacing: -.05em;
    margin: 0
}

.split p,
.lead,
.addons>p {
    font-size: 17px;
    line-height: 1.75;
    color: var(--muted)
}

.feature-grid,
.addon-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 70px
}

.feature-grid article,
.addon-grid article {
    padding: 32px;
    border: 1px solid #e4e8f0;
    border-radius: 22px;
    background: #fff
}

.feature-grid span,
.addon-grid span {
    color: var(--blue);
    font-weight: 700;
    font-size: 11px;
    letter-spacing: .12em
}

.feature-grid h3,
.addon-grid h3 {
    font-size: 25px
}

.feature-grid p,
.addon-grid p {
    color: var(--muted);
    line-height: 1.6
}

.wf-dark {
    position: relative;
    overflow: hidden;
    background: var(--dark);
    color: #fff;
    padding: 130px 6vw
}

.center-title {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 720px;
    margin: auto
}

.center-title .section-kicker {
    color: #74dfd3
}

.center-title h2 {
    font-size: clamp(50px, 6vw, 82px);
    line-height: .98;
    letter-spacing: -.055em;
    margin: 20px 0
}

.center-title h2 em {
    font-family: "Playfair Display", serif;
    color: #72dfd4
}

.center-title p {
    color: #aeb7cc;
    font-size: 17px;
    line-height: 1.7
}

.signal-ring {
    position: relative;
    height: 560px;
    max-width: 900px;
    margin: 30px auto 0;
    border: 1px solid #ffffff17;
    border-radius: 50%
}

.signal-ring:before,
.signal-ring:after {
    content: "";
    position: absolute;
    border: 1px dashed #69dcd140;
    border-radius: 50%;
    inset: 12%
}

.signal-ring:after {
    inset: 27%
}

.ring-core {
    background: #151d35;
    color: #fff;
    border-color: #ffffff26;
    font-weight: 700;
    letter-spacing: .1em
}

.signal-card {
    position: absolute;
    width: 250px;
    padding: 22px;
    border-radius: 18px;
    background: #ffffff0f;
    border: 1px solid #ffffff1f;
    backdrop-filter: blur(12px);
    z-index: 4
}

.signal-card span {
    color: #6ee0d4;
    font-size: 11px
}

.signal-card h3 {
    margin: 10px 0
}

.signal-card p {
    color: #aeb7cc;
    font-size: 13px;
    line-height: 1.5
}

.card-a {
    left: 0;
    top: 90px
}

.card-b {
    right: 0;
    top: 210px
}

.card-c {
    left: 36%;
    bottom: 35px
}

.journey {
    text-align: center
}

.journey>.lead {
    max-width: 760px;
    margin: 24px auto
}

.journey-track {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 70px;
    text-align: left
}

.track-line {
    position: absolute;
    left: 10%;
    right: 10%;
    top: 32px;
    height: 0px;
    background: linear-gradient(90deg, var(--blue), #78ded4)
}

.journey-track article {
    position: relative;
    z-index: 2;
    background: #fff;
    padding: 0 22px
}

.step {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: #fff;
    border: 1px solid #dbe2f0;
    display: grid;
    place-items: center;
    color: var(--blue);
    font-weight: 700;
    box-shadow: 0 10px 30px #1e3c781a
}

.journey-track h3 {
    font-size: 28px;
    margin: 28px 0 12px
}

.journey-track p {
    color: var(--muted);
    line-height: 1.65
}

.journey-track strong {
    font-size: 10px;
    letter-spacing: .12em;
    color: var(--blue)
}

.addons {
    background: #f7f8fc;
    max-width: none
}

.addons>h2,
.addons>p,
.addons>.section-kicker,
.addon-grid {
    max-width: 1160px;
    margin-left: auto;
    margin-right: auto
}

.addon-grid {
    grid-template-columns: repeat(3, 1fr);
    margin-top: 45px
}

.addon-grid article {
    border-radius: 20px
}

.wf-cta {
    position: relative;
    overflow: hidden;
    padding: 150px 6vw;
    background: linear-gradient(120deg, #eaf0ff, #f9ffff);
    text-align: center
}

.wf-cta h2 {
    font-size: clamp(48px, 6vw, 78px);
    line-height: 1;
    letter-spacing: -.055em;
    margin: 20px 0
}

.wf-cta p {
    color: var(--muted);
    font-size: 17px
}

.cta-btn {
    display: inline-flex;
    gap: 16px;
    margin-top: 22px;
    padding: 16px 24px;
    font-weight: 700
}

.cta-orb {
    position: absolute;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, #315be821, transparent 68%);
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%)
}

.wf-footer {
    background: #111522;
    color: #aeb7cc;
    padding: 55px 6vw 25px
}

.footer-top,
.footer-bottom {
    max-width: 1240px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center
}

.footer-top .wf-logo {
    color: #fff
}

.footer-top p {
    font-family: "Playfair Display", serif;
    font-size: 24px;
    color: #fff
}

.footer-bottom {
    border-top: 1px solid #ffffff1a;
    margin-top: 35px;
    padding-top: 22px;
    font-size: 12px
}

.footer-bottom div {
    display: flex;
    gap: 22px
}

@media(max-width:900px) {
    .wf-nav nav {
        display: none
    }

    .menu {
        display: block
    }

    .hero-inner,
    .split {
        grid-template-columns: 1fr
    }

    .wf-hero {
        padding-top: 135px
    }

    .hero-visual {
        height: 480px
    }

    .feature-grid,
    .journey-track,
    .addon-grid {
        grid-template-columns: 1fr
    }

    .track-line {
        display: none
    }

    .signal-ring {
        height: 620px
    }

    .card-a {
                left: 0;
        z-index: 12;
        top: 23%;
    }

    .card-b {
                right: 15%;
        top: 48%;
        z-index: 15;
    }

    .card-c {
                left: -18%;
        bottom: 20px;
    }
    .signal-card{
        height: unset;
    }

    .footer-top,
    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        gap: 15px
    }

    .footer-bottom div {
        flex-wrap: wrap
    }
}

@media(max-width:600px) {
    .wf-hero {
        padding: 135px 22px 80px
    }

    .wf-section {
        padding: 80px 22px
    }

    .wf-dark,
    .wf-cta {
        padding: 90px 22px
    }

    .hero-copy h1 {
        font-size: 55px
    }

    .hero-visual {
        transform: scale(.78);
        transform-origin: center top;
        margin-bottom: -90px
    }

    .signal-ring {
        transform: scale(.78);
        transform-origin: center top;
        margin-bottom: -120px
    }

    .node-2 {
        right: -25px
    }

    .node-3 {
        right: 20px
    }

    .label-top {
        right: 0
    }

    .label-mid {
        right: -30px
    }

    .footer-bottom div {
        gap: 12px
    }
}

@media(prefers-reduced-motion:reduce) {
    html {
        scroll-behavior: auto
    }
}
/* ===== WATERFALL 3D BUYER JOURNEY — hero only ===== */
.wf3-hero{background:radial-gradient(ellipse at 76% 42%,#dceaff 0%,transparent 49%),linear-gradient(125deg,#fbfcff,#eef5ff 62%,#e9fff8)}
.wf3-hero .hero-inner{grid-template-columns:minmax(0,1fr) minmax(0,1.06fr);gap:28px}
.wf3-hero .hero-copy h1{font-size:clamp(48px,5.5vw,79px)}
.wf3-visual{height:auto;aspect-ratio:600/500;min-width:0;perspective:1100px;transform-style:preserve-3d}
.wf3-stage{position:absolute;left:50%;top:50%;width:600px;height:500px;transform:translate(-50%,-50%) scale(var(--wf3-scale,1));transform-origin:center;transform-style:preserve-3d}
.wf3-floor{position:absolute;inset:80px 20px 30px;border-radius:50%;background:radial-gradient(ellipse,rgba(78,116,228,.13),transparent 65%);transform:rotateX(62deg);border:1px solid rgba(67,115,212,.13)}
.wf3-wires{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}
.wf3-track{fill:none;stroke:url(#wf3Signal);stroke-width:3;stroke-dasharray:8 11;opacity:.65}
.wf3-sparks circle{fill:#32cdbf;filter:drop-shadow(0 0 6px #41d7e5)}
.wf3-platform{position:absolute;width:166px;height:180px;transform-style:preserve-3d;will-change:transform}
.wf3-platform-a{left:42px;top:126px;--wf3-accent:#618aff;--wf3-glow:rgba(97,138,255,.24)}
.wf3-platform-b{left:218px;top:195px;--wf3-accent:#9a82ed;--wf3-glow:rgba(154,130,237,.25)}
.wf3-platform-c{right:18px;top:148px;--wf3-accent:#26bfa4;--wf3-glow:rgba(38,191,164,.25)}
.wf3-plinth{position:absolute;left:10px;top:74px;width:145px;height:75px;transform-style:preserve-3d;filter:drop-shadow(0 19px 16px rgba(27,47,104,.18))}
.wf3-plinth-top{position:absolute;inset:0;height:86px;border-radius:18px;background:linear-gradient(145deg,#fff,#dbe6ff);border:1px solid #fff;transform:rotateX(58deg) rotateZ(-32deg);box-shadow:inset 0 0 0 2px var(--wf3-glow),0 0 25px var(--wf3-glow)}
.wf3-plinth-front{position:absolute;left:18px;top:60px;width:111px;height:25px;border-radius:0 0 10px 10px;background:linear-gradient(#aebfe9,#788dc5);transform:skewY(-15deg)}
.wf3-plinth-side{position:absolute;right:2px;top:51px;width:28px;height:26px;background:#8a9fce;transform:skewY(27deg)}
.wf3-holo{position:absolute;left:58px;top:30px;width:56px;height:56px;border-radius:16px;display:grid;place-items:center;color:var(--wf3-accent);font-size:24px;background:linear-gradient(145deg,#fff,rgba(255,255,255,.65));border:1px solid #fff;box-shadow:0 14px 26px var(--wf3-glow),inset 0 0 15px var(--wf3-glow);transform:rotate(-9deg)}
.wf3-platform-copy{position:absolute;left:3px;top:172px;width:175px;text-align:center;display:flex;flex-direction:column;gap:4px;text-shadow:0 1px 0 #fff}
.wf3-platform-copy span{font-size:9px;letter-spacing:.12em;color:#5772ae;font-weight:800}
.wf3-platform-copy strong{font-size:19px;color:#192c50;line-height:1.1}
.wf3-platform-copy small{font-size:11px;color:#64748b}
.wf3-chip{position:absolute;padding:9px 12px;border:1px solid rgba(96,128,195,.16);border-radius:12px;background:rgba(255,255,255,.86);box-shadow:0 10px 30px rgba(43,73,139,.1);color:#53648e;font-size:9px;letter-spacing:.08em;font-weight:800;white-space:nowrap}
.wf3-chip i{margin-left:7px;color:#28bca4}.wf3-chip-a{top:54px;left:38px}.wf3-chip-b{top:78px;right:12px}
.wf3-readout{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:9px;font-size:9px;letter-spacing:.1em;font-weight:800;color:#647ba5;white-space:nowrap}
.wf3-live-dot{width:8px;height:8px;border-radius:50%;background:#30d2a8;box-shadow:0 0 12px #30d2a8}.wf3-readout-line{width:20px;height:1px;background:#b5c6e0}
@media(max-width:1100px){.wf3-stage{--wf3-scale:.78}}
@media(max-width:900px){.wf3-hero .hero-inner{grid-template-columns:1fr}.wf3-visual{max-width:600px;width:100%;margin:0 auto}.wf3-stage{--wf3-scale:1}}
@media(max-width:650px){.wf3-visual{height:370px;aspect-ratio:auto;transform:none;margin-bottom:0}.wf3-stage{--wf3-scale:.68}.wf3-hero .hero-copy h1{font-size:clamp(44px,10vw,60px)}}
@media(max-width:400px){.wf3-visual{height:320px}.wf3-stage{--wf3-scale:.56}}