:root {
    --bg: #ffffff;
    --bg2: #f5f6f8;
    --card: #ffffff;
    --card2: #fafbfc;
    --line: rgba(95, 96, 98, .16);
    --line2: rgba(95, 96, 98, .28);
    --ink: #23262b;
    --ink2: #3c3f45;
    --muted: #5F6062;
    --muted2: #9A9A9A;

    /* MSuite brand */
    --red: #ED1C24;
    --red-lt: #ff5a60;
    --red-lt2: #ff7a80;
    --red-dk: #b3141a;
    --dgray: #5F6062;
    --lgray: #9A9A9A;

    /* accents kept for engine differentiation */
    --purple: #7c3aed;
    --orange: #e0870a;
    --green: #16a34a;
    --amber: #d99e00;

    --radius: 16px;
    --maxw: 1360px;
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden
}

body {
    background: var(--bg);
    color: var(--ink2);
    font-family: 'Inter', system-ui, sans-serif;
    -webkit-font-smoothing: antialiased;
    line-height: 1.5
}

.wrap {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 40px
}

h1,
h2,
h3 {
    font-family: 'Satoshi', sans-serif;
    letter-spacing: -.02em
}

.mono {
    font-family: 'JetBrains Mono', monospace
}

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

.eyebrow {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

    font-size: 15px;
    font-weight: 700;
    letter-spacing: .2em;
    color: var(--red);
    text-transform: uppercase;
    margin-bottom: 16px;
}

.sect-title {
    font-size: 45px;
    font-weight: 700;
    color: var(--ink);
    line-height: 1.12;
    letter-spacing: -.025em;
    max-width: 760px
}

#rules .sect-title {
    white-space: nowrap;
    max-width: none
}

.sect-sub {
    margin-top: 18px;
    color: var(--muted);
    font-size: 16px;
    max-width: 640px;
    line-height: 1.65
}

/* ---------- NAV (legacy header - markup removed) ---------- */
header.legacy-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, .86);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(95, 96, 98, .14);
}

.nav {
    display: flex;
    align-items: center;
    height: 80px
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px
}

.logo-box {
    background: transparent;
    border-radius: 9px;
    padding: 0;
    display: flex;
    align-items: center;
    height: auto;
}

.logo-box img {
    max-width: 100%;
    height: auto;
    max-height: 60px;
    display: block
}

.brand .prod {
    font-family: 'Satoshi';
    font-weight: 700;
    font-size: 16px;
    color: var(--ink);
    letter-spacing: -.01em
}

.nav-links {
    display: flex;
    gap: 26px;
    margin-left: auto;
    align-items: center
}

.nav-links a {
    font-size: 18px;
    color: #000;
    font-weight: 400;
    transition: color .15s
}

.nav-links a:hover {
    color: var(--red)
}

.pill-aws {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11.5px;
    letter-spacing: .06em;
    color: #7fe0a8;
    border: 1px solid rgba(34, 197, 94, .35);
    border-radius: 20px;
    padding: 6px 12px;
    background: rgba(34, 197, 94, .06);
}

.pill-aws .dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #22c55e;
    box-shadow: 0 0 8px #22c55e
}

.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 10px;
    cursor: pointer;
    margin-left: auto;
    padding: 0;
    gap: 5px
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform .2s, opacity .2s
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg)
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg)
}

/* ---------- HERO ---------- */
/* ---------- HERO ---------- */
.hero {
    padding: 78px 0 40px;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.hero::before {
    content: "";
    position: absolute;
    left: -10%;
    top: -10%;
    width: 720px;
    height: 620px;
    background: radial-gradient(circle at 30% 30%, rgba(237, 28, 36, .10), transparent 62%);
    filter: blur(20px);
    pointer-events: none;
    z-index: 0;
}

/* Ensure the hero container sits above background elements */
.hero .container {
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-family: 'Satoshi', sans-serif;
    font-size: clamp(32px, 3.8vw, 70px);
    /* Slightly adjusted for better scaling */
    line-height: 1.1;
    font-weight: 800;
    letter-spacing: -.035em;
    color: var(--ink);
}

.hero .grad {
    background: linear-gradient(100deg, var(--red), var(--red-dk));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Remove fixed max-width or set to 100% so it stays inside grid column */
.hero p.lede {
    margin-top: 24px;
    color: var(--muted);
    font-size: 16px;
    line-height: 1.6;
    max-width: 100%;
}

.hero-img-wrapper {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-img-wrapper img {
    max-width: 100%;
    height: auto;
}

/* ---------- STATS (Responsive) ---------- */
.stats {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 18px;
    margin-top: 44px;
}

@media (min-width: 576px) {
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 992px) {
    .stats {
        grid-template-columns: repeat(5, 1fr);
    }
}

.stat {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px 20px 20px;
    overflow: hidden;
}

.stat::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 3px;
    width: 100%;
    background: linear-gradient(90deg, var(--red), var(--red-lt));
}

.stat.s2::before {
    background: linear-gradient(90deg, var(--red-dk), var(--purple));
}

.stat.s3::before {
    background: linear-gradient(90deg, var(--orange), var(--red-lt));
}

.stat.s4::before {
    background: linear-gradient(90deg, var(--red), var(--red-lt2));
}

.stat.s5::before {
    background: linear-gradient(90deg, var(--purple), var(--orange));
}

.stat .num {
    font-family: 'Satoshi';
    font-weight: 800;
    font-size: 36px;
    letter-spacing: -.03em;
    background: linear-gradient(120deg, var(--red), var(--red-dk));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat .lbl {
    margin-top: 8px;
    color: var(--muted);
    font-size: 13.5px;
    line-height: 1.4;
}

/* ---------- SECTIONS ---------- */
section {
    padding: 50px 0;
    scroll-margin-top: 90px
}

.sec-head {
    margin-bottom: 44px
}

/* feature grid */
.grid3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px
}

.fcard {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px 28px 32px;
    min-height: 190px;
    transition: border-color .2s, transform .2s;
}

.fcard:hover {
    border-color: var(--line2);
    transform: translateY(-2px)
}

.ic {
    width: 44px;
    height: 44px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(237, 28, 36, .10);
    border: 1px solid rgba(237, 28, 36, .22);
    margin-bottom: 22px;
}

.ic svg {
    width: 22px;
    height: 22px;
    stroke: var(--red);
    fill: none;
    stroke-width: 1.7
}

.ic.purple {
    background: rgba(167, 139, 250, .10);
    border-color: rgba(167, 139, 250, .22)
}

.ic.purple svg {
    stroke: var(--purple)
}

.ic.orange {
    background: rgba(245, 166, 35, .10);
    border-color: rgba(245, 166, 35, .24)
}

.ic.orange svg {
    stroke: var(--orange)
}

.ic.green {
    background: rgba(34, 197, 94, .10);
    border-color: rgba(34, 197, 94, .22)
}

.ic.green svg {
    stroke: var(--green)
}

.fcard h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 12px;
    font-family: 'Satoshi'
}

.fcard p {
    color: var(--muted);
    font-size: 14.5px;
    line-height: 1.62
}

/* ---------- WORKFLOW ---------- */
.flow-wrap {
    border: 1px solid var(--line);
    border-radius: 22px;
    background: radial-gradient(120% 90% at 50% 0, rgba(237, 28, 36, .05), transparent 60%), linear-gradient(180deg, #fafbfc, #f3f4f6);
    padding: 54px 30px 60px;
    position: relative;
}

.flow-lbl {
    font-family: 'JetBrains Mono';
    font-size: 11px;
    letter-spacing: .34em;
    color: var(--muted2);
    text-align: center;
    text-transform: uppercase;
    margin: 34px 0 16px
}

.node {
    width: 250px;
    margin: 0 auto;
    background: #ffffff;
    border: 1px solid var(--line2);
    border-radius: 14px;
    padding: 18px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.node .ic {
    margin: 0 auto 12px
}

.node .t {
    font-weight: 600;
    font-size: 15px;
    color: var(--ink);
    font-family: 'Satoshi'
}

.node .s {
    margin-top: 5px;
    font-family: 'JetBrains Mono';
    font-size: 11.5px;
    color: var(--muted2)
}

.dash {
    width: 2px;
    height: 40px;
    margin: 0 auto;
    background-image: linear-gradient(var(--red) 55%, transparent 0);
    background-size: 2px 9px
}

.engines-row {
    display: flex;
    gap: 22px;
    justify-content: center;
    position: relative
}

.engines-row .node {
    width: 210px;
    margin: 0
}

.node.blue {
    border-color: rgba(237, 28, 36, .4)
}

.node.blue .ic {
    background: rgba(237, 28, 36, .12);
    border-color: rgba(237, 28, 36, .3)
}

.node.blue .ic svg {
    stroke: var(--red)
}

.node.pur {
    border-color: rgba(167, 139, 250, .4)
}

.node.pur .ic {
    background: rgba(167, 139, 250, .12);
    border-color: rgba(167, 139, 250, .3)
}

.node.pur .ic svg {
    stroke: var(--purple)
}

.node.org {
    border-color: rgba(245, 166, 35, .45)
}

.node.org .ic {
    background: rgba(245, 166, 35, .12);
    border-color: rgba(245, 166, 35, .32)
}

.node.org .ic svg {
    stroke: var(--orange)
}

.node.rule {
    width: 290px;
    background: radial-gradient(120% 120% at 50% 0, rgba(237, 28, 36, .10), #ffffff);
    border-color: rgba(237, 28, 36, .4);
    box-shadow: 0 12px 34px rgba(237, 28, 36, .16);
}

.deliver-row {
    display: flex;
    gap: 18px;
    justify-content: center
}

.deliver-row .node {
    width: 190px;
    margin: 0
}

.deliver-row .ic {
    background: rgba(34, 197, 94, .10);
    border-color: rgba(34, 197, 94, .24)
}

.deliver-row .ic svg {
    stroke: var(--green)
}

.branch {
    position: relative;
    height: 56px;
    max-width: 820px;
    margin: 0 auto
}

.branch svg {
    width: 100%;
    height: 100%;
    overflow: visible
}

.branch path {
    fill: none;
    stroke: rgba(237, 28, 36, .5);
    stroke-width: 1.6;
    stroke-dasharray: 5 5
}

/* ---------- THREE ENGINES ---------- */
.eng-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px
}

.ecard {
    background: #ffffff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 30px 28px
}

.badge {
    display: inline-block;
    font-family: 'JetBrains Mono';
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .16em;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--red);
    color: var(--red);
    text-transform: uppercase;
    margin-bottom: 22px;
}

.badge.pur {
    border-color: var(--purple);
    color: var(--purple)
}

.badge.org {
    border-color: var(--orange);
    color: var(--orange)
}

.ebig {
    font-family: 'Satoshi';
    font-weight: 800;
    font-size: 52px;
    line-height: 1;
    letter-spacing: -.03em;
    background: linear-gradient(120deg, var(--red), var(--red-dk));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent
}

.ebig.pur {
    background: linear-gradient(120deg, #7c3aed, #5b21b6);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent
}

.ebig.org {
    background: linear-gradient(120deg, #e0870a, #b86a00);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent
}

.erules {
    font-family: 'JetBrains Mono';
    font-size: 13px;
    color: var(--muted2);
    margin: 4px 0 20px
}

.ecard p.desc {
    color: var(--muted);
    font-size: 14.5px;
    line-height: 1.62
}

.edivider {
    height: 1px;
    background: var(--line);
    margin: 22px 0 18px
}

.rlist {
    display: flex;
    flex-direction: column;
    gap: 14px
}

.rrow {
    display: flex;
    gap: 12px;
    align-items: flex-start
}

.rid {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    font-weight: 600;
    color: var(--red);
    flex-shrink: 0;
    padding-top: 1px
}

.rid.pur {
    color: var(--purple)
}

.rid.org {
    color: var(--orange)
}

.rtx {
    color: var(--ink2);
    font-size: 14px;
    line-height: 1.45
}

/* ---------- DYNAMIC RULEBOOK ---------- */
.panel {
    border: 1px solid var(--line);
    border-radius: 20px;
    background: #ffffff;
    padding: 34px
}

.attr-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px
}

.attr {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px 20px;
    background: #fafbfc;
    min-height: 160px
}

.attr .k {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    letter-spacing: .2em;
    color: var(--muted2);
    text-transform: uppercase;
    margin-bottom: 16px
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 9px
}

.chip {
    font-size: 14px;
    padding: 9px 10px;
    border-radius: 9px;
    cursor: pointer;
    border: 1px solid var(--line2);
    color: var(--ink2);
    background: #ffffff;
    font-weight: 500;
    transition: all .15s;
    user-select: none;
}

.chip:hover {
    border-color: rgba(237, 28, 36, .5);
    color: var(--ink)
}

.chip.on {
    background: var(--red);
    border-color: var(--red);
    color: #fff;
    font-weight: 600;
    box-shadow: 0 0 16px rgba(237, 28, 36, .4);
}

.scenario {
    margin-top: 22px;
    border: 1px solid var(--line2);
    border-radius: 14px;
    padding: 16px 22px;
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    background: #fafbfc;
}

.scenario .tag {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .14em;
    border: 1px solid var(--red);
    color: var(--red);
    border-radius: 20px;
    padding: 6px 12px;
    text-transform: uppercase;
}

.scenario .path {
    font-family: 'JetBrains Mono';
    font-size: 14px;
    color: var(--ink2);
    overflow-wrap: anywhere;
    word-break: break-word
}

.scenario .path b {
    color: var(--ink);
    font-weight: 600
}

.scenario .path .sep {
    color: var(--red);
    margin: 0 6px
}

/* client tune */
.tune {
    border: 1px solid var(--line);
    border-radius: 20px;
    background: #ffffff;
    padding: 32px;
    margin-top: 34px
}

.tune h3 {
    font-size: 20px;
    font-weight: 600;
    font-family: 'Satoshi';
    color: var(--ink)
}

.tune .sub {
    color: var(--muted);
    font-size: 14.5px;
    margin: 8px 0 26px
}

.tune-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 40px
}

.trow {
    display: flex;
    align-items: center;
    gap: 14px;
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 16px 18px;
    background: #fafbfc
}

.trow .rid {
    padding-top: 0
}

.trow .rtx {
    flex: 1;
    font-size: 14px
}

.tg {
    width: 44px;
    height: 24px;
    border-radius: 20px;
    background: #d3d4d7;
    position: relative;
    flex-shrink: 0;
    transition: background .2s;
    cursor: pointer
}

.tg::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .28);
    transition: .2s
}

.tg.on {
    background: rgba(34, 197, 94, .25)
}

.tg.on::after {
    left: 23px;
    background: var(--green);
    box-shadow: 0 0 10px rgba(34, 197, 94, .6)
}

/* chart + forms */
.two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px
}

.card-lg {
    border: 1px solid var(--line);
    border-radius: 20px;
    background: #ffffff;
    padding: 32px
}

.card-lg h3 {
    font-size: 20px;
    font-weight: 600;
    font-family: 'Satoshi';
    color: var(--ink)
}

.card-lg .sub {
    color: var(--muted);
    font-size: 14px;
    margin: 8px 0 24px
}

.bar-row {
    display: grid;
    grid-template-columns: 120px 1fr 30px;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px
}

.bar-row .bl {
    text-align: right;
    font-size: 14px;
    color: var(--ink2)
}

.bar-track {
    height: 14px;
    border-radius: 8px;
    background: rgba(0, 0, 0, .06);
    overflow: hidden
}

.bar-fill {
    height: 100%;
    border-radius: 8px
}

.bar-row .bv {
    font-size: 14px;
    color: var(--ink);
    font-weight: 600
}

.forms-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px
}

.form-card {
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px 24px;
    background: #ffffff;
    transition: border-color .2s
}

.form-card:hover {
    border-color: rgba(237, 28, 36, .4)
}

.form-card .fn {
    font-family: 'Satoshi';
    font-weight: 700;
    font-size: 22px;
    color: var(--red);
    letter-spacing: -.01em
}

.form-card .fd {
    color: var(--muted);
    font-size: 14px;
    margin-top: 8px
}

/* cross-check */
.src-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 16px
}

.src {
    border: 1px solid var(--line);
    border-radius: 12px;
    padding: 18px 18px;
    background: #ffffff
}

.src .st {
    font-weight: 600;
    color: var(--ink);
    font-size: 15px;
    margin-bottom: 7px
}

.src .sd {
    color: var(--muted);
    font-size: 13px;
    line-height: 1.45
}

.arrow-down {
    text-align: center;
    color: var(--red);
    font-size: 22px;
    margin: 26px 0
}

.contra {
    border: 1px solid rgba(237, 28, 36, .25);
    border-radius: 16px;
    padding: 30px 34px;
    background: radial-gradient(120% 100% at 50% 0, rgba(237, 28, 36, .07), transparent 60%), #ffffff;
}

.contra h3 {
    font-size: 26px;
    font-weight: 700;
    font-family: 'Satoshi';
    color: var(--ink)
}

.contra h3 .grad {
    background: linear-gradient(100deg, var(--red), var(--red-dk));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent
}

.contra p {
    color: var(--muted);
    font-size: 15px;
    margin-top: 12px
}

/* scoring */
.legend {
    border: 1px solid var(--line);
    border-radius: 20px;
    background: #ffffff;
    padding: 32px
}

.legend .lk {
    font-family: 'JetBrains Mono';
    font-size: 12px;
    letter-spacing: .24em;
    color: var(--muted2);
    text-transform: uppercase;
    margin-bottom: 18px
}

.legend-row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap
}

.lchip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--line2);
    border-radius: 9px;
    padding: 8px 14px;
    font-size: 14px;
    color: var(--ink)
}

.dot {
    width: 9px;
    height: 9px;
    border-radius: 50%
}

.sev-label {
    font-family: 'JetBrains Mono';
    font-size: 13px;
    color: var(--muted2);
    margin: 0 4px 0 8px
}

.big-check {
    margin-top: 26px;
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 30px 34px;
    background: radial-gradient(120% 120% at 0 0, rgba(237, 28, 36, .06), transparent 55%), #ffffff;
}

.big-check h3 {
    font-size: 28px;
    font-weight: 700;
    font-family: 'Satoshi';
    color: var(--ink)
}

.big-check h3 .n {
    color: var(--red)
}

.big-check p {
    color: var(--muted);
    font-size: 15px;
    margin-top: 14px;
    line-height: 1.6;
    max-width: 1000px
}

/* outputs */
.grid4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px
}

.point {
    margin-top: 40px;
    border: 1px solid rgba(237, 28, 36, .22);
    border-radius: 18px;
    padding: 34px 38px;
    background: radial-gradient(130% 120% at 0 0, rgba(237, 28, 36, .07), transparent 55%), #ffffff;
}

.point h3 {
    font-size: 26px;
    font-weight: 700;
    font-family: 'Satoshi';
    color: var(--ink)
}

.point h3 .grad {
    background: linear-gradient(100deg, var(--red), var(--red-dk));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent
}

.point p {
    color: var(--muted);
    font-size: 15px;
    margin-top: 14px;
    line-height: 1.65;
    max-width: 1040px
}

/* footer */
footer {
    border-top: 1px solid rgba(95, 96, 98, .16);
    padding: 40px 0 60px;
    margin-top: 20px
}

.foot {
    font-size: 13px;
    color: var(--muted2);
    line-height: 1.7;
    max-width: 1180px
}

.foot b {
    color: var(--red);
    font-weight: 600
}

.stat,
.fcard,
.ecard,
.form-card,
.src,
.node {
    box-shadow: 0 1px 2px rgba(20, 22, 26, .05), 0 6px 18px rgba(20, 22, 26, .05)
}

.panel,
.tune,
.card-lg,
.legend,
.flow-wrap {
    box-shadow: 0 1px 3px rgba(20, 22, 26, .05), 0 12px 34px rgba(20, 22, 26, .06)
}

.node.rule {
    box-shadow: 0 12px 34px rgba(237, 28, 36, .16)
}

/* ===== Workflow pipeline animation ===== */
@media (prefers-reduced-motion:no-preference) {

    /* flowing dashes along the connectors (data traveling through the pipeline) */
    .branch path {
        animation: flowdash 1s linear infinite
    }

    @keyframes flowdash {
        to {
            stroke-dashoffset: -20
        }
    }

    .dash {
        animation: vdash .75s linear infinite
    }

    @keyframes vdash {
        to {
            background-position: 0 9px
        }
    }

    /* staggered reveal when the section scrolls into view (progressive enhancement) */
    html.animready .flow-wrap .node {
        opacity: 0;
        transform: translateY(14px)
    }

    html.animready .flow-wrap.in .node {
        opacity: 1;
        transform: none;
        transition: opacity .55s ease, transform .55s ease;
        transition-delay: var(--rd, 0ms);
    }

    /* red 'signal' glow that sweeps through the stages on a loop */
    html.animready .flow-wrap.in .node {
        animation: nodeglow 2.6s ease-in-out var(--pd, 0s) infinite
    }

    html.animready .flow-wrap.in .node.rule {
        animation: nodeglowR 2.6s ease-in-out var(--pd, 0s) infinite
    }

    @keyframes nodeglow {

        0%,
        70%,
        100% {
            box-shadow: 0 1px 2px rgba(20, 22, 26, .05), 0 6px 18px rgba(20, 22, 26, .05)
        }

        35% {
            box-shadow: 0 0 0 2px rgba(237, 28, 36, .16), 0 10px 30px rgba(237, 28, 36, .22)
        }
    }

    @keyframes nodeglowR {

        0%,
        70%,
        100% {
            box-shadow: 0 12px 34px rgba(237, 28, 36, .16)
        }

        35% {
            box-shadow: 0 0 0 3px rgba(237, 28, 36, .28), 0 16px 42px rgba(237, 28, 36, .34)
        }
    }
}

/* ---------- RESPONSIVE ---------- */

/* Large desktop screens */
@media (min-width:1600px) {
    :root {
        --maxw: 1580px
    }

    .wrap {
        padding: 0 60px
    }

    .hero h1 {
        font-size: 64px
    }

    .sect-title {
        font-size: 48px
    }

    .stat .num {
        font-size: 48px
    }

    .ebig {
        font-size: 60px
    }

    .big-check h3,
    .contra h3,
    .point h3 {
        font-size: 32px
    }
}

/* Tablets and small laptops */
@media (max-width:1024px) {
    .wrap {
        padding: 0 24px
    }

    .nav {
        position: relative;
        height: auto;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 10px 0;
        gap: 0
    }

    .brand {
        flex: 0 0 auto
    }

    .menu-toggle {
        display: flex
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: center;
        gap: 14px;
        padding: 18px 0 12px;
        border-top: 1px solid var(--line);
        margin-top: 10px
    }

    .nav-links.open {
        display: flex
    }

    .nav-links a {
        font-size: 15px
    }

    .hero {
        padding: 60px 0 30px
    }

    .hero h1 {
        font-size: clamp(42px, 6.5vw, 56px);
        white-space: normal
    }

    .hero p.lede {
        font-size: 17px
    }


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

    .grid3 {
        grid-template-columns: repeat(2, 1fr)
    }

    .grid4 {
        grid-template-columns: repeat(2, 1fr)
    }

    .eng-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .attr-grid {
        grid-template-columns: repeat(2, 1fr)
    }

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

    .two {
        grid-template-columns: 1fr
    }

    .tune-grid {
        grid-template-columns: 1fr
    }

    .forms-grid {
        grid-template-columns: repeat(2, 1fr)
    }

    .engines-row {
        flex-wrap: wrap
    }

    .deliver-row {
        flex-wrap: wrap
    }

    .node,
    .node.rule,
    .engines-row .node,
    .deliver-row .node {
        width: 100%;
        max-width: 260px;
        margin: 0 auto
    }

    .point {
        padding: 26px 30px
    }

    .sect-title {
        font-size: 32px
    }

    #rules .sect-title {
        white-space: normal;
        max-width: none
    }

    section {
        padding: 54px 0
    }
}

/* Mobile phones */
@media (max-width:767px) {
    .wrap {
        padding: 0 16px
    }

    .nav {
        position: relative;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-between;
        align-items: center;
        padding: 10px 0
    }

    .brand {
        width: auto;
        justify-content: flex-start
    }

    .menu-toggle {
        display: flex
    }

    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: center;
        gap: 12px;
        padding: 14px 0 10px;
        border-top: 1px solid var(--line);
        margin-top: 8px
    }

    .nav-links.open {
        display: flex
    }

    .pill-aws {
        font-size: 10.5px;
        padding: 5px 10px
    }

    .hero {
        padding: 44px 0 24px
    }

    .hero h1 {
        font-size: clamp(32px, 10vw, 46px);
        line-height: 1.08
    }

    .hero h1 br {
        display: none
    }

    .hero p.lede {
        font-size: 15.5px;
        margin-top: 20px
    }


    .stats {
        grid-template-columns: 1fr
    }

    .stat .num {
        font-size: 34px
    }

    .stat {
        padding: 18px 18px 16px
    }

    .grid3,
    .grid4,
    .eng-grid,
    .attr-grid,
    .src-grid {
        grid-template-columns: 1fr
    }

    .forms-grid {
        grid-template-columns: 1fr
    }


    .sec-head {
        margin-bottom: 30px
    }

    .sect-title {
        font-size: 28px
    }

    #rules .sect-title {
        white-space: normal;
        max-width: none
    }

    .sect-sub {
        font-size: 15px
    }

    .fcard,
    .ecard,
    .form-card,
    .src {
        padding: 22px 20px
    }

    .flow-wrap {
        padding: 40px 18px 46px
    }

    .flow-lbl {
        margin: 24px 0 12px
    }

    .branch {
        display: none
    }

    .engines-row,
    .deliver-row {
        flex-direction: column;
        align-items: center;
        gap: 16px
    }

    .node,
    .node.rule,
    .engines-row .node,
    .deliver-row .node {
        max-width: 280px;
        margin: 0 auto
    }

    .tune {
        padding: 22px
    }

    .trow {
        flex-wrap: wrap;
        gap: 10px
    }

    .trow .rtx {
        flex: 1 1 100%;
        order: 1
    }

    .trow .tg {
        order: 0
    }

    .bar-row {
        grid-template-columns: 1fr;
        gap: 6px
    }

    .bar-row .bl {
        text-align: left
    }

    .big-check {
        padding: 22px 24px
    }

    .contra {
        padding: 22px
    }

    .point {
        padding: 22px 24px
    }

    .legend {
        padding: 22px
    }

    .card-lg {
        padding: 24px
    }

    .scenario {
        gap: 12px
    }

    .scenario .path {
        font-size: 13px;
        overflow-wrap: anywhere;
        word-break: break-word
    }

    footer {
        padding: 30px 0 44px
    }

    .foot {
        font-size: 12px
    }
}