:root {
    color-scheme: dark;
    --bg: #090a11;
    --panel: #11131d;
    --line: #242637;
    --muted: #a1a4b7;
    --text: #f6f6fb;
    --violet: #a678ff;
    --cyan: #54c9ff;
    --pink: #e754bd
}

* {
    box-sizing: border-box
}

html {
    scroll-behavior: smooth
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    line-height: 1.5;
    overflow-x: hidden
}

.ambient {
    position: absolute;
    pointer-events: none;
    filter: blur(100px);
    opacity: .14;
    border-radius: 50%;
    z-index: -1
}

.ambient-one {
    width: 460px;
    height: 460px;
    top: 80px;
    right: 2%;
    background: #5638df
}

.ambient-two {
    width: 360px;
    height: 360px;
    top: 850px;
    left: -160px;
    background: #146fa6
}

.wrap {
    width: min(1160px, calc(100% - 56px));
    margin-inline: auto
}

.topbar {
    height: 82px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: min(1280px, calc(100% - 56px));
    margin: auto;
    border-bottom: 1px solid rgba(255, 255, 255, .08)
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    color: #f4f3f7;
    text-decoration: none;
    font-family: Manrope, sans-serif;
    font-size: 19px;
    font-weight: 500;
    letter-spacing: -.7px
}

.brand small {
    display: block;
    text-align: right;
    font: 8px 'DM Sans', sans-serif;
    letter-spacing: 2px;
    color: #a5a5b6
}

.brand-mark {
    width: 25px;
    height: 25px;
    border-radius: 7px 3px 7px 3px;
    background: linear-gradient(145deg, #eb386e, #8728a2);
    box-shadow: 8px 5px 0 -2px #6330a7
}

.top-cta {
    font-size: 13px;
    color: #ddddec;
    text-decoration: none;
    padding: 10px 16px;
    border: 1px solid #39394e;
    border-radius: 999px
}

.top-cta span {
    color: var(--violet);
    margin-left: 8px
}

.hero {
    display: grid;
    grid-template-columns: 1fr .85fr;
    align-items: center;
    min-height: 490px;
    padding: 64px 0 56px
}

.eyebrow {
    display: flex;
    align-items: center;
    gap: 9px;
    color: #c7c8d6;
    font-size: 10px;
    letter-spacing: 1.7px;
    font-weight: 700
}

.eyebrow i {
    height: 3px;
    width: 3px;
    border-radius: 50%;
    background: #77778c
}

.ms-mark {
    font-size: 15px;
    color: #50d1b3
}

.overline {
    color: #a885ff;
    font-size: 10px;
    letter-spacing: 2px;
    font-weight: 700;
    margin: 27px 0 12px
}

.hero h1 {
    font: 800 clamp(42px, 5.5vw, 66px)/1.08 Manrope, sans-serif;
    letter-spacing: -3px;
    margin: 0
}

.hero h1 span,
.closing h2 span {
    background: linear-gradient(90deg, #bb88ff, #5bc7f7 80%);
    background-clip: text;
    color: transparent
}

.hero-lead {
    font-size: 18px;
    line-height: 1.45;
    color: #d3bddf;
    max-width: 460px;
    margin: 21px 0 14px
}

.hero-desc {
    font-size: 14px;
    color: #a7a8b8;
    max-width: 490px;
    margin: 0 0 25px
}

.button {
    display: inline-flex;
    gap: 22px;
    align-items: center;
    text-decoration: none;
    color: #fff;
    font-weight: 700;
    font-size: 13px;
    padding: 13px 18px;
    border-radius: 8px;
    background: linear-gradient(105deg, #8c4ed6, #695be9 55%, #418ecf);
    box-shadow: 0 8px 30px #7951dd30;
    transition: transform .2s, box-shadow .2s
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 11px 32px #7951dd55
}

.button span {
    font-size: 17px
}

.hero-art {
    height: 360px;
    position: relative;
    display: grid;
    place-items: center
}

.orbit {
    position: absolute;
    border: 1px solid #9a78ff20;
    border-radius: 50%;
    transform: rotate(-23deg)
}

.orbit-a {
    width: 310px;
    height: 210px
}

.orbit-b {
    width: 385px;
    height: 275px;
    transform: rotate(28deg);
    border-color: #54c9ff20
}

.ai-core {
    width: 182px;
    height: 182px;
    display: grid;
    place-items: center;
    border-radius: 44px;
    transform: rotate(-9deg);
    background: linear-gradient(145deg, #22243a, #121521 65%);
    border: 1px solid #bda3ff65;
    box-shadow: 0 0 45px #8b53fb28, inset 0 1px #fff2
}

.ai-core span {
    font-size: 88px;
    color: #b78fff;
    text-shadow: 0 0 40px #9a67ff
}

.float-chip {
    position: absolute;
    background: #191b29;
    border: 1px solid #34364b;
    border-radius: 10px;
    padding: 11px 14px;
    font-size: 12px;
    color: #ddddec;
    box-shadow: 0 10px 30px #0005
}

.chip-a {
    top: 54px;
    right: 5%
}

.chip-b {
    bottom: 54px;
    left: 5%
}

.chip-b b {
    color: #6acdf3;
    margin-left: 12px
}

.spark {
    position: absolute;
    color: #85dfff;
    font-size: 27px
}

.s1 {
    top: 70px;
    left: 18%
}

.s2 {
    bottom: 80px;
    right: 18%;
    color: #bc8fff
}

.feature-section {
    padding: 24px 0 74px
}

.section-heading {
    display: flex;
    align-items: center;
    gap: 26px;
    margin: 0 0 22px
}

.section-heading .overline {
    margin: 0 0 6px;
    font-size: 9px
}

.section-heading h2,
.closing h2 {
    font: 700 clamp(23px, 3vw, 31px)/1.25 Manrope, sans-serif;
    letter-spacing: -1px;
    margin: 0
}

.heading-line {
    height: 1px;
    flex: 1;
    background: linear-gradient(90deg, #a465d7, #a465d744 70%, transparent)
}

.journey-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 310px;
    gap: 30px;
    align-items: start
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 13px
}

.feature-card {
    display: flex;
    align-items: center;
    gap: 13px;
    min-height: 92px;
    padding: 12px;
    border: 1px solid #222432;
    background: linear-gradient(120deg, #11131d, #10111a);
    border-radius: 10px;
    transition: border-color .2s, transform .2s
}

.feature-card:hover {
    border-color: #986ce855;
    transform: translateY(-2px)
}

.icon-box {
    flex: 0 0 56px;
    height: 56px;
    border: 1px solid #303144;
    border-radius: 8px;
    display: grid;
    place-items: center;
    background: #171925
}

.icon-box svg {
    width: 37px;
    height: 37px;
    fill: none;
    stroke: url(#grad);
    stroke: #9a77ff;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 0 5px #754cfc55)
}

.feature-card h3 {
    font-size: 16px;
    line-height: 1.25;
    margin: 0 0 4px;
    font-weight: 700;
    color: #eeedf5
}

.feature-card p {
    font-size: 13px;
    line-height: 1.35;
    color: #888b9e;
    margin: 0
}

.second-heading {
    margin: 35px 0 18px
}

.main-grid {
    gap: 11px
}

.main-grid .feature-card {
    min-height: 84px
}

.main-grid .icon-box {
    flex-basis: 52px;
    height: 52px
}

.image-aside {
    position: sticky;
    top: 25px;
    margin-top: 1px
}

.image-aside img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 12px;
    /* border: 1px solid #ae75ee66; */
    /* box-shadow: 0 0 0 1px #57c6ff24, 0 16px 45px #0007 */
}

.image-caption {
    font-size: 10px;
    text-align: center;
    color: #85879c;
    margin-top: 10px;
    letter-spacing: .3px
}

.bars {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    padding: 11px 13px
}

.bars span {
    width: 6px;
    background: linear-gradient(#b477ff, #5bc8ef);
    border-radius: 2px 2px 0 0
}

.bars span:nth-child(1) {
    height: 10px
}

.bars span:nth-child(2) {
    height: 18px
}

.bars span:nth-child(3) {
    height: 27px
}

.bars span:nth-child(4) {
    height: 35px
}

.closing {
    border: 1px solid #292a3d;
    border-radius: 16px;
    padding: 35px 40px;
    margin-bottom: 65px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 25px;
    background: radial-gradient(ellipse at 20% 20%, #5f3aa31e, transparent 65%), #10111a
}

.closing .overline {
    margin: 0 0 8px
}

.closing h2 {
    font-size: 27px
}

.closing p:not(.overline) {
    max-width: 520px;
    color: #a5a6b8;
    font-size: 13px;
    margin: 10px 0 0
}

.closing .button {
    flex-shrink: 0
}

.footer {
    min-height: 86px;
    padding: 20px max(28px, calc((100% - 1160px)/2));
    border-top: 1px solid #222330;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 15px;
    color: #77798b;
    font-size: 10px
}

.footer .brand {
    font-size: 15px
}

.footer .brand-mark {
    width: 20px;
    height: 20px
}

.footer a:not(.brand) {
    color: #aaaabe;
    text-decoration: none
}

@media(min-width:1100px) {
    .journey-layout {
        grid-template-columns: minmax(0, 1fr) 360px
    }

    .feature-card {
        min-height: 94px
    }

    .main-grid .feature-card {
        min-height: 87px
    }
}

@media(max-width:850px) {
    .hero {
        grid-template-columns: 1fr .7fr
    }

    .hero-art {
        transform: scale(.83);
        transform-origin: center
    }

    .journey-layout {
        grid-template-columns: 1fr 270px;
        gap: 18px
    }

    .feature-grid {
        gap: 9px
    }

    .feature-card {
        gap: 9px;
        padding: 9px
    }

    .feature-card h3 {
        font-size: 11px
    }

    .image-aside {
        top: 18px
    }
}

@media(max-width:650px) {

    .wrap,
    .topbar {
        width: calc(100% - 36px)
    }

    .topbar {
        height: 68px
    }

    .top-cta {
        font-size: 11px;
        padding: 8px 11px
    }

    .brand {
        font-size: 16px
    }

    .hero {
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        padding: 48px 0 22px;
        min-height: auto
    }

    .hero h1 {
        font-size: 47px;
        letter-spacing: -2px
    }

    .hero-art {
        align-self: center;
        width: 100%;
        height: 265px;
        transform: scale(.8);
        margin: -6px 0
    }

    .feature-section {
        padding-top: 24px
    }

    .journey-layout {
        display: flex;
        flex-direction: column
    }

    .left-content {
        width: 100%
    }

    .image-aside {
        position: static;
        order: -1;
        width: min(100%, 420px);
        align-self: center;
        margin-bottom: 27px
    }

    .image-aside img {
        max-height: 520px;
        object-fit: cover;
        object-position: top
    }

    .section-heading h2 {
        font-size: 23px
    }

    .heading-line {
        min-width: 25px
    }

    .feature-card {
        min-height: 95px
    }

    .feature-card h3 {
        font-size: 11px
    }

    .icon-box {
        flex-basis: 48px;
        height: 48px
    }

    .icon-box svg {
        width: 32px;
        height: 32px
    }

    .closing {
        padding: 25px 21px;
        align-items: flex-start;
        flex-direction: column;
        margin-bottom: 40px
    }

    .closing h2 {
        font-size: 24px
    }

    .footer {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center
    }

    .footer>* {
        width: calc(50% - 10px)
    }

    .footer .brand {
        justify-content: center
    }
}

@media(max-width:390px) {
    .feature-grid {
        grid-template-columns: 1fr
    }

    .hero h1 {
        font-size: 41px
    }

    .feature-card {
        min-height: 78px
    }

    .main-grid .feature-card {
        min-height: 76px
    }

    .section-heading {
        gap: 12px
    }
}

.will-animate {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity .65s ease, transform .65s cubic-bezier(.2, .7, .2, 1);
    transition-delay: var(--reveal-delay, 0ms)
}

.will-animate.is-visible {
    opacity: 1;
    transform: translateY(0)
}

@media(prefers-reduced-motion:reduce) {

    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition: none !important
    }

    .will-animate {
        opacity: 1;
        transform: none
    }
}

/* Original contact form, restyled to match the dark CloudVision landing page */
.contact-section {
    padding: 64px max(28px, calc((100% - 1160px)/2)) 72px;
    background: #0d0e16;
    border-top: 1px solid #242637
}

.contact-section .container {
    width: 100%;
    max-width: 1160px;
    padding: 0;
    margin: 0 auto
}

.contact-section .section-header {
    text-align: center;
    margin-bottom: 30px
}

.contact-section .section-header h2 {
    font: 700 clamp(26px, 3vw, 34px)/1.2 Manrope, sans-serif;
    color: #f6f6fb;
    margin: 0 0 10px
}

.contact-section .section-header p {
    color: #a1a4b7;
    margin: 0
}

.contact-section .venue-map {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    float: none
}

.contact-section .form {
    background: #131520;
    border: 1px solid #292b3c;
    border-radius: 14px;
    padding: 28px;
    box-shadow: 0 18px 55px #0003
}

.contact-section .form-control,
.contact-section input.form-control,
.contact-section select.form-control,
.contact-section textarea.form-control {
    background: #0c0d15;
    border: 1px solid #34364a;
    color: #f6f6fb;
    border-radius: 7px;
    min-height: 44px;
    padding-left:15px;
}

.contact-section textarea.form-control {
    min-height: 110px;
    padding: 10px
}

.contact-section .form-control::placeholder {
    color: #8f91a3
}

.contact-section h5,
.contact-section label {
    color: #e2e2ec
}

.contact-section button[type=submit] {
    background: linear-gradient(105deg, #8c4ed6, #418ecf);
    border: 0;
    border-radius: 7px;
    color: #fff;
    padding: 12px 22px;
    font-weight: 700;
    cursor: pointer;
    margin:auto;
    display:block;

}

.contact-section .alert {
    margin-top:30px;
    background: #191a26;
    color: #c5c6d2;
    border: 1px solid #38394c;
    padding:15px;
    font-size:10px !important;
    border-radius:10px;
}

.contact-section .alert a {
    color: #c29aff
}

.contact-section .containers {
    color: #eee
}

.contact-section hr {
    border-color: #303143
}

.contact-section select option {
    background: #11131d;
    color: #f6f6fb
}

@media(max-width:650px) {
    .contact-section {
        padding: 45px 18px
    }

    .contact-section .form {
        padding: 17px
    }

    .contact-section .form-group {
        margin-bottom: 14px
    }
}

/* Fixed glassmorphism navigation */
body {
    padding-top: 76px
}

.topbar {
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: 76px;
    padding: 0 max(28px, calc((100% - 1160px)/2));
    background: rgba(10, 11, 18, .68);
    backdrop-filter: blur(18px) saturate(145%);
    -webkit-backdrop-filter: blur(18px) saturate(145%);
    border-bottom: 1px solid rgba(255, 255, 255, .1);
    box-shadow: 0 8px 28px rgba(0, 0, 0, .18)
}

.nav-inner {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px
}

.logo-slot {
    width: 250px;
    height: 80px;
    flex: 0 0 178px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    /* padding: 5px 10px; */
    /* border: 1px dashed rgba(190, 174, 255, .52); */
    border-radius: 8px;
    color: #b9bacb;
    text-decoration: none;
    letter-spacing: 2px;
    font-size: 10px;
    font-weight: 700
}

.logo-slot img {
    display: block;
    width: 200px;
    /* max-height: 65px; */
    object-fit: contain
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 30px
}

.main-nav>a {
    color: #d6d6e4;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: color .2s
}

.main-nav>a:hover {
    color: #c39cff
}

.main-nav .nav-contact {
    padding: 9px 15px;
    border: 1px solid #7153b9;
    border-radius: 999px;
    color: #f2edff
}

.nav-contact span {
    color: #bd8dff;
    margin-left: 7px
}

.nav-toggle {
    display: none;
    background: transparent;
    border: 1px solid #34364a;
    border-radius: 8px;
    padding: 9px;
    cursor: pointer
}

.nav-toggle span {
    display: block;
    width: 19px;
    height: 2px;
    margin: 4px 0;
    background: #eee;
    border-radius: 2px
}

@media(max-width:650px) {
    body {
        padding-top: 68px
    }

    .topbar {
        height: 68px;
        padding: 0 18px
    }

    .logo-slot {
        width: 145px;
        height: 40px;
        flex-basis: 145px
    }

    .nav-toggle {
        display: block
    }

    .main-nav {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        left: 18px;
        right: 18px;
        padding: 14px;
        background: rgba(17, 19, 29, .96);
        backdrop-filter: blur(18px);
        border: 1px solid #ffffff1a;
        border-radius: 12px;
        box-shadow: 0 16px 35px #0007;
        flex-direction: column;
        align-items: stretch;
        gap: 4px
    }

    .main-nav.is-open {
        display: flex
    }

    .main-nav>a {
        padding: 11px 12px
    }

    .main-nav .nav-contact {
        text-align: center;
        margin-top: 5px;
        border-radius: 8px
    }
}

/* Destaque interativo nos cards de funcionalidades */
.feature-card {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    transition: transform .24s cubic-bezier(.2, .7, .2, 1), border-color .24s ease, box-shadow .24s ease, background .24s ease
}

.feature-card::before {
    content: "";
    position: absolute;
    z-index: -1;
    inset: 0;
    opacity: 0;
    background: radial-gradient(ellipse at 12% 50%, rgba(158, 104, 255, .16), transparent 62%);
    transition: opacity .24s ease
}

.feature-card:hover,
.feature-card:focus-within {
    transform: translateY(-4px);
    border-color: rgba(170, 123, 255, .75);
    background: linear-gradient(120deg, #171827, #121421);
    box-shadow: 0 12px 30px rgba(88, 54, 157, .2), 0 0 0 1px rgba(105, 201, 255, .12)
}

.feature-card:hover::before,
.feature-card:focus-within::before {
    opacity: 1
}

.feature-card .icon-box {
    transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease
}

.feature-card:hover .icon-box,
.feature-card:focus-within .icon-box {
    transform: scale(1.06);
    border-color: #9772e8;
    box-shadow: 0 0 18px rgba(145, 100, 230, .22)
}

.feature-card h3 {
    transition: color .2s ease
}

.feature-card:hover h3,
.feature-card:focus-within h3 {
    color: #fff
}

.nav-toggle[aria-expanded="true"] {
    border-color: #a678ff;
    background: rgba(166, 120, 255, .12)
}

.nav-toggle:focus-visible,
.main-nav a:focus-visible,
.logo-slot:focus-visible {
    outline: 2px solid #a678ff;
    outline-offset: 3px
}

@media(hover:none) {
    .feature-card:hover {
        transform: none;
        box-shadow: none
    }

    .feature-card:hover::before {
        opacity: 0
    }

    .feature-card:hover .icon-box {
        transform: none
    }
}

/* Form fields: two columns on desktop/tablet, one column on small screens */
.contact-section .cv-form-fields {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 16px;
    row-gap: 12px;
    margin: 0
}

.contact-section .cv-form-fields>.form-group {
    width: auto;
    max-width: none;
    min-width: 0;
    padding: 0;
    margin: 0
}

.contact-section .cv-form-fields>.form-group .form-control {
    width: 100%;
    min-width: 0
}

@media(max-width:640px) {
    .contact-section .cv-form-fields {
        grid-template-columns: minmax(0, 1fr);
        row-gap: 10px
    }
}

/* Rodapé completo */
.site-footer {
    background: linear-gradient(180deg, #11121b, #0b0c12);
    border-top: 1px solid #282a3a;
    color: #a5a7b8;
    padding: 52px max(28px, calc((100% - 1160px)/2)) 0
}

.footer-main {
    display: grid;
    grid-template-columns: 1.35fr 1fr 1fr 1.15fr;
    gap: 42px;
    padding-bottom: 38px
}

.footer-about .brand {
    margin-bottom: 15px
}

.footer-about>p {
    max-width: 270px;
    color: #9698aa;
    font-size: 12px;
    line-height: 1.7;
    margin: 0 0 18px
}

.footer-column {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 11px
}

.footer-column h2 {
    color: #f1eff8;
    font: 700 13px Manrope, sans-serif;
    margin: 4px 0 5px
}

.footer-column>a,
.footer-bottom>a {
    color: #a5a7b8;
    text-decoration: none;
    font-size: 11px;
    line-height: 1.5;
    transition: color .2s
}

.footer-column>a:hover,
.footer-bottom>a:hover {
    color: #c49aff
}

.footer-contact>span {
    font-size: 10px;
    color: #818396;
    line-height: 1.5;
    margin-top: 3px
}

.social-links {
    display: flex;
    gap: 9px
}

.social-links a {
    width: 34px;
    height: 34px;
    border: 1px solid #34364a;
    border-radius: 9px;
    display: grid;
    place-items: center;
    color: #c4b0ef;
    transition: background .2s, border-color .2s, transform .2s
}

.social-links a:hover {
    background: #8d5cdb26;
    border-color: #a678ff;
    transform: translateY(-2px)
}

.social-links svg {
    width: 16px;
    height: 16px;
    fill: currentColor
}

.footer-bottom {
    border-top: 1px solid #242535;
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    font-size: 10px;
    color: #77798b
}

.footer-bottom>a {
    font-size: 10px
}

@media(max-width:850px) {
    .footer-main {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 30px
    }
}

@media(max-width:520px) {
    .site-footer {
        padding: 38px 20px 0
    }

    .footer-main {
        grid-template-columns: 1fr 1fr;
        gap: 26px 18px
    }

    .footer-about {
        grid-column: 1/-1
    }

    .footer-contact {
        grid-column: 1/-1
    }

    .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
        padding: 14px 0;
        gap: 8px
    }
}

/* ── container ── */
  .hero-art {
    position: relative;
    width: 420px;
    height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* ── orbits ── */
  .orbit {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(99, 145, 255, .15);
    animation-timing-function: linear;
    animation-iteration-count: infinite;
  }
  .orbit::after {
    content: '';
    position: absolute;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: rgba(99, 145, 255, .6);
    box-shadow: 0 0 10px 2px rgba(99, 145, 255, .4);
    top: -4px; left: 50%; transform: translateX(-50%);
  }
  .orbit-a {
    width: 220px; height: 220px;
    animation-name: spin-a;
    animation-duration: 12s;
  }
  .orbit-b {
    width: 320px; height: 320px;
    border-color: rgba(168, 85, 247, .12);
    animation-name: spin-b;
    animation-duration: 20s;
  }
  .orbit-b::after {
    background: rgba(168, 85, 247, .55);
    box-shadow: 0 0 10px 2px rgba(168, 85, 247, .35);
  }

  @keyframes spin-a { to { transform: rotate(360deg); } }
  @keyframes spin-b { to { transform: rotate(-360deg); } }

  /* ── ai core ── */
  .ai-core {
    position: relative;
    width: 80px; height: 80px;
    border-radius: 50%;
    background: radial-gradient(circle at 40% 38%, #3b5bdb, #1a1f36);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
      0 0 40px 8px rgba(59, 91, 219, .35),
      0 0 80px 20px rgba(59, 91, 219, .12);
    animation: pulse-core 3s ease-in-out infinite;
    z-index: 2;
  }
  .ai-core span {
    font-size: 32px;
    color: #a5b4fc;
    animation: rotate-symbol 6s linear infinite;
    filter: drop-shadow(0 0 6px rgba(165, 180, 252, .6));
  }

  @keyframes pulse-core {
    0%, 100% { transform: scale(1);    box-shadow: 0 0 40px 8px rgba(59,91,219,.35), 0 0 80px 20px rgba(59,91,219,.12); }
    50%      { transform: scale(1.08); box-shadow: 0 0 55px 14px rgba(59,91,219,.45), 0 0 100px 30px rgba(59,91,219,.18); }
  }
  @keyframes rotate-symbol { to { transform: rotate(360deg); } }

  /* ── floating chips ── */
  .float-chip {
    position: absolute;
    padding: 8px 16px;
    border-radius: 20px;
    background: rgba(255, 255, 255, .06);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, .1);
    color: #c7d2fe;
    font-size: 13px;
    white-space: nowrap;
    z-index: 3;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    animation-direction: alternate;
  }
  .chip-a {
    top: 38px; right: 10px;
    animation-name: float-a;
    animation-duration: 3.5s;
  }
  .chip-b {
    bottom: 52px; left: 4px;
    animation-name: float-b;
    animation-duration: 4s;
  }
  .chip-b b { color: #818cf8; }

  @keyframes float-a {
    0%   { transform: translateY(0)   translateX(0); }
    100% { transform: translateY(-14px) translateX(6px); }
  }
  @keyframes float-b {
    0%   { transform: translateY(0)   translateX(0); }
    100% { transform: translateY(12px) translateX(-8px); }
  }

  /* ── sparks ── */
  .spark {
    position: absolute;
    font-size: 16px;
    color: rgba(165, 180, 252, .7);
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    animation-direction: alternate;
    z-index: 1;
  }
  .s1 {
    top: 70px; left: 50px;
    animation: sparkle-a 2.4s infinite alternate;
  }
  .s2 {
    bottom: 80px; right: 40px;
    font-size: 14px;
    animation: sparkle-b 3s infinite alternate;
  }

  @keyframes sparkle-a {
    0%   { opacity: .3; transform: translate(0, 0) scale(.8); }
    50%  { opacity: 1;  transform: translate(6px, -10px) scale(1.2); }
    100% { opacity: .4; transform: translate(-4px, -6px) scale(.9); }
  }
  @keyframes sparkle-b {
    0%   { opacity: .4; transform: translate(0, 0) scale(1); }
    50%  { opacity: 1;  transform: translate(-8px, 6px) scale(1.3); }
    100% { opacity: .3; transform: translate(4px, 10px) scale(.7); }
  }