.sts-site {
    --sts-blue: #0066ff;
    --sts-blue-light: #55a0ff;
    --sts-bg: #0d1117;
    --sts-bg-deep: #080c12;
    --sts-surface: #151c27;
    --sts-surface-2: #1e2430;
    --sts-border: rgba(151, 169, 196, 0.18);
    --sts-text: #f2f4f7;
    --sts-muted: #aab5c5;
    --sts-container: 1280px;
    --sts-radius: 18px;
    background: var(--sts-bg);
    color: var(--sts-text);
    font-family: Poppins, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.6;
    overflow: hidden;
    color-scheme: dark;
}

/* Full-bleed integration for Astra and common WordPress page wrappers. */
body.sts-full-shortcode-page {
    background: #0d1117 !important;
}

body.sts-full-shortcode-page #masthead,
body.sts-full-shortcode-page .site-header,
body.sts-full-shortcode-page #colophon,
body.sts-full-shortcode-page > .site-footer,
body.sts-full-shortcode-page .entry-header,
body.sts-full-shortcode-page .entry-title {
    display: none !important;
}

body.sts-full-shortcode-page .site-content,
body.sts-full-shortcode-page .site-content > .ast-container,
body.sts-full-shortcode-page #primary,
body.sts-full-shortcode-page #main,
body.sts-full-shortcode-page .entry-content,
body.sts-full-shortcode-page .ast-article-single {
    border: 0 !important;
    margin: 0 !important;
    max-width: none !important;
    padding: 0 !important;
    width: 100% !important;
}

body.sts-full-shortcode-page .site-content > .ast-container {
    display: block !important;
}

body.sts-full-shortcode-page .site-content {
    min-height: 0 !important;
}

.sts-site *, .sts-site *::before, .sts-site *::after { box-sizing: border-box; }
.sts-site h1, .sts-site h2, .sts-site h3, .sts-site p { margin-top: 0; }
.sts-site h1, .sts-site h2, .sts-site h3 { color: var(--sts-text); font-family: inherit; letter-spacing: -0.035em; }
.sts-site a { color: inherit; text-decoration: none !important; }
.sts-site button, .sts-site input, .sts-site select, .sts-site textarea { font: inherit; }
.sts-container { margin-inline: auto; max-width: var(--sts-container); padding-inline: clamp(20px, 4vw, 48px); width: 100%; }
.sts-section { padding-block: clamp(70px, 8vw, 112px); }
.sts-eyebrow { color: var(--sts-blue-light); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.16em; margin-bottom: 18px; text-transform: uppercase; }
.sts-skip-link { background: var(--sts-blue); left: 16px; padding: 10px 16px; position: fixed; top: 16px; transform: translateY(-220%); z-index: 10000; }
.sts-skip-link:focus { transform: translateY(0); }
.screen-reader-text { clip: rect(1px, 1px, 1px, 1px); clip-path: inset(50%); height: 1px; overflow: hidden; position: absolute; width: 1px; }

.sts-nav { backdrop-filter: blur(18px); background: rgba(8, 12, 18, 0.84); border-bottom: 1px solid var(--sts-border); position: relative; z-index: 20; }
.sts-nav__inner { align-items: center; display: flex; height: 80px; justify-content: space-between; }
.sts-brand { align-items: center; display: inline-flex; gap: 12px; }
.sts-brand__logo { display: block; height: 42px; max-width: 230px; object-fit: contain; width: auto; }
.sts-brand__placeholder { border: 1px dashed var(--sts-border); border-radius: 7px; color: var(--sts-muted); font-size: .68rem; letter-spacing: .08em; padding: 8px 12px; text-transform: uppercase; }
.sts-menu { align-items: center; display: flex; gap: clamp(20px, 3vw, 38px); }
.sts-menu > a:not(.sts-button) { color: #d9e0ea; font-size: 0.86rem; }
.sts-menu > a:not(.sts-button):hover { color: #fff; }
.sts-menu-toggle { background: transparent; border: 0; display: none; height: 44px; padding: 10px; width: 44px; }
.sts-menu-toggle > span:not(.screen-reader-text) { background: var(--sts-text); display: block; height: 2px; margin-block: 5px; width: 24px; }

.sts-button { align-items: center; background: var(--sts-blue); border: 1px solid var(--sts-blue); border-radius: 10px; color: #fff !important; display: inline-flex; font-size: 0.9rem; font-weight: 650; gap: 12px; justify-content: center; min-height: 50px; padding: 12px 22px; transition: background-color .2s ease, border-color .2s ease, transform .2s ease; }
.sts-button:hover { background: #1d75ff; transform: translateY(-2px); }
.sts-button:focus-visible, .sts-site a:focus-visible, .sts-site input:focus-visible, .sts-site select:focus-visible, .sts-site textarea:focus-visible, .sts-site button:focus-visible { outline: 3px solid rgba(85, 160, 255, .8); outline-offset: 3px; }
.sts-button--secondary { background: transparent; border-color: rgba(85, 160, 255, .65); }
.sts-button--secondary:hover { background: rgba(0, 102, 255, .1); }
.sts-button--small { min-height: 44px; padding: 9px 17px; }
.sts-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.sts-hero { background: radial-gradient(circle at 78% 35%, rgba(0, 102, 255, .13), transparent 34%), var(--sts-bg-deep); border-bottom: 1px solid var(--sts-border); padding-block: clamp(72px, 9vw, 125px); }
.sts-hero__grid { align-items: center; display: grid; gap: clamp(44px, 6vw, 84px); grid-template-columns: minmax(0, 1fr) minmax(420px, 1fr); }
.sts-hero h1 { font-size: clamp(3rem, 4.9vw, 4.9rem); line-height: .98; margin-bottom: 28px; max-width: 760px; }
.sts-hero h1 span { color: var(--sts-blue-light); display: block; }
.sts-lead { color: #ced6e2; font-size: clamp(1rem, 1.4vw, 1.18rem); margin-bottom: 32px; max-width: 620px; }
.sts-system { min-height: 440px; position: relative; }
.sts-system::before { border: 1px solid rgba(0, 102, 255, .25); border-radius: 50%; content: ""; inset: 36px 18px 18px 28px; position: absolute; transform: rotate(-9deg); }
.sts-system__panel { background: linear-gradient(145deg, #1b2635, #0b1018); border: 1px solid rgba(85, 160, 255, .4); border-radius: var(--sts-radius); box-shadow: 0 28px 80px rgba(0, 0, 0, .5); inset: 74px 54px 60px; padding: 20px; position: absolute; transform: perspective(900px) rotateY(-5deg); }
.sts-system__bar { align-items: center; border-bottom: 1px solid var(--sts-border); display: flex; gap: 6px; padding-bottom: 14px; }
.sts-system__bar i { background: #526175; border-radius: 50%; height: 6px; width: 6px; }
.sts-system__bar span { color: #cfd7e2; font-size: .72rem; margin-left: 10px; }
.sts-system__metrics { display: grid; gap: 9px; grid-template-columns: repeat(4, 1fr); margin-block: 18px; }
.sts-system__metrics i { background: linear-gradient(145deg, rgba(0, 102, 255, .22), rgba(255, 255, 255, .025)); border: 1px solid var(--sts-border); border-radius: 8px; height: 62px; }
.sts-system__chart { align-items: flex-end; background: rgba(2, 8, 16, .55); border: 1px solid var(--sts-border); border-radius: 10px; display: flex; height: 150px; overflow: hidden; padding: 20px; }
.sts-system__chart span { background: linear-gradient(180deg, rgba(0, 102, 255, .38), transparent); clip-path: polygon(0 78%, 12% 55%, 25% 65%, 38% 24%, 51% 44%, 64% 20%, 78% 34%, 90% 8%, 100% 18%, 100% 100%, 0 100%); display: block; height: 100%; width: 100%; }
.sts-node { background: rgba(18, 27, 40, .96); border: 1px solid rgba(0, 102, 255, .72); border-radius: 10px; box-shadow: 0 12px 32px rgba(0, 0, 0, .35); font-size: .8rem; font-weight: 700; min-width: 138px; padding: 11px 14px; position: absolute; }
.sts-node small { color: var(--sts-muted); display: block; font-size: .61rem; font-weight: 400; }
.sts-node--web { left: 0; top: 8px; }.sts-node--pay { right: 0; top: 30px; }.sts-node--ops { bottom: 8px; left: 8px; }.sts-node--data { bottom: 0; right: 12px; }

.sts-proof { background: #0a0f16; border-bottom: 1px solid var(--sts-border); padding-block: 28px; }
.sts-proof__grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.sts-proof article { align-items: flex-start; display: flex; gap: 18px; padding: 16px 28px; }
.sts-proof article + article { border-left: 1px solid var(--sts-border); }
.sts-proof b { color: var(--sts-blue-light); font-size: .75rem; }
.sts-proof h2 { font-size: .98rem; letter-spacing: -.01em; margin-bottom: 3px; }
.sts-proof p { color: var(--sts-muted); font-size: .78rem; margin: 0; }

.sts-section-heading { align-items: end; display: grid; gap: 40px; grid-template-columns: 1.5fr .75fr; margin-bottom: 48px; }
.sts-section-heading h2, .sts-process h2, .sts-section > .sts-container > h2 { font-size: clamp(2.2rem, 4.2vw, 4rem); line-height: 1.04; margin-bottom: 0; max-width: 820px; }
.sts-section-heading > p { color: var(--sts-muted); margin: 0; }
.sts-capabilities { display: grid; gap: 16px; grid-template-columns: repeat(4, 1fr); }
.sts-capability { background: linear-gradient(150deg, rgba(30, 36, 48, .8), rgba(12, 17, 25, .75)); border: 1px solid var(--sts-border); border-radius: var(--sts-radius); min-height: 350px; padding: 30px; position: relative; transition: border-color .2s ease, transform .2s ease; }
.sts-capability:hover { border-color: rgba(0, 102, 255, .5); transform: translateY(-4px); }
.sts-capability > span { color: var(--sts-blue-light); font-size: .72rem; font-weight: 700; }
.sts-capability h3 { font-size: 1.65rem; margin: 54px 0 16px; }
.sts-capability p { color: #c0cad8; font-size: .94rem; }
.sts-capability ul { border-top: 1px solid var(--sts-border); color: var(--sts-muted); font-size: .84rem; list-style: none; margin: 26px 0 0; padding: 20px 0 0; }
.sts-capability li { margin-block: 8px; }
.sts-capability li::before { color: var(--sts-blue-light); content: "—"; margin-right: 8px; }

.sts-process { background: #090e15; border-block: 1px solid var(--sts-border); }
.sts-process ol { counter-reset: steps; display: grid; gap: 0; grid-template-columns: repeat(4, 1fr); list-style: none; margin: 52px 0 0; padding: 0; }
.sts-process li { border-top: 1px solid var(--sts-border); padding: 32px 28px 0 0; position: relative; }
.sts-process li::before { background: var(--sts-blue); border: 5px solid #101824; border-radius: 50%; content: ""; height: 17px; position: absolute; top: -9px; width: 17px; }
.sts-process b { display: block; font-size: 1rem; margin-bottom: 9px; }
.sts-process span { color: var(--sts-muted); display: block; font-size: .84rem; max-width: 210px; }

.sts-product { background: radial-gradient(circle at 72% 50%, rgba(0, 102, 255, .11), transparent 35%), #0c121b; }
.sts-product__grid { align-items: center; display: grid; gap: 70px; grid-template-columns: .72fr 1.28fr; }
.sts-product h2 { color: var(--sts-blue-light); font-size: clamp(3.4rem, 6vw, 6rem); line-height: .95; margin-bottom: 18px; }
.sts-product h3 { font-size: clamp(1.5rem, 2.2vw, 2.1rem); margin-bottom: 16px; }
.sts-product p:not(.sts-eyebrow) { color: var(--sts-muted); margin-bottom: 28px; }
.sts-product-ui { min-height: 390px; position: relative; }
.sts-product-ui__screen { background: #101927; border: 1px solid rgba(0, 102, 255, .45); border-radius: 18px; box-shadow: 0 28px 70px rgba(0, 0, 0, .5); inset: 20px 34px 18px 0; padding: 30px; position: absolute; transform: perspective(900px) rotateY(-5deg); }
.sts-product-ui__screen strong { font-size: .85rem; }
.sts-product-ui__rows { display: grid; gap: 12px; margin-top: 34px; }
.sts-product-ui__rows i { background: linear-gradient(90deg, rgba(0, 102, 255, .2), rgba(255,255,255,.03)); border: 1px solid var(--sts-border); border-radius: 8px; height: 48px; }
.sts-product-ui__phone { background: #090e15; border: 2px solid #526175; border-radius: 28px; bottom: -6px; box-shadow: 0 20px 45px rgba(0,0,0,.6); padding: 28px 16px; position: absolute; right: 0; top: 54px; width: 160px; }
.sts-product-ui__phone span { display: block; font-size: .75rem; font-weight: 700; margin-bottom: 18px; }
.sts-product-ui__phone i { background: var(--sts-surface-2); border-radius: 7px; display: block; height: 56px; margin-block: 10px; }

.sts-industries { display: grid; gap: 14px; grid-template-columns: repeat(4, 1fr); margin-top: 44px; }
.sts-industries article { border-top: 1px solid var(--sts-border); padding: 26px 22px 10px 0; }
.sts-industries span { color: var(--sts-blue-light); font-size: .72rem; }
.sts-industries h3 { font-size: 1.12rem; margin: 22px 0 8px; }
.sts-industries p { color: var(--sts-muted); font-size: .82rem; }

.sts-relationships { background: #090e15; border-block: 1px solid var(--sts-border); }
.sts-relationships__grid { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); margin-top: 42px; }
.sts-relationships article { align-items: center; background: var(--sts-surface); border: 1px solid var(--sts-border); border-radius: 12px; display: flex; justify-content: center; min-height: 130px; padding: 22px; text-align: center; }
.sts-relationships article a { width: 100%; }
.sts-relationships img { display: block; height: 52px; margin: auto; max-width: 150px; object-fit: contain; width: auto; }
.sts-relationships span { color: var(--sts-muted); display: block; font-size: .67rem; margin-top: 10px; text-transform: uppercase; }

.sts-contact { background: linear-gradient(120deg, #0f1824, #080c12); border-top: 1px solid var(--sts-border); }
.sts-contact__grid { align-items: center; display: grid; gap: 60px; grid-template-columns: 1.2fr .8fr; }
.sts-contact h2 { font-size: clamp(2.5rem, 5vw, 4.8rem); line-height: 1; margin-bottom: 20px; }
.sts-contact p:not(.sts-eyebrow) { color: var(--sts-muted); max-width: 640px; }
.sts-footer { background: #070a0f; border-top: 1px solid var(--sts-border); padding-block: 38px; }
.sts-footer__inner { align-items: center; display: grid; gap: 28px; grid-template-columns: 1.3fr auto auto auto; }
.sts-footer strong { font-size: .9rem; }
.sts-footer p, .sts-footer small { color: var(--sts-muted); font-size: .7rem; margin: 4px 0 0; }
.sts-footer__inner > div:not(:first-child) { display: flex; gap: 16px; }
.sts-footer a { color: #c3ccd8; font-size: .72rem; }
.sts-footer__legal { align-items: flex-end; flex-direction: column; }
.sts-whatsapp { align-items: center; background: #25d366; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; bottom: 24px; box-shadow: 0 14px 40px rgba(0,0,0,.45); display: flex; height: 58px; justify-content: center; position: fixed; right: 24px; transition: transform .2s ease, background-color .2s ease; width: 58px; z-index: 9998; }
.sts-whatsapp:hover { background: #20bd5a; transform: translateY(-3px) scale(1.03); }
.sts-whatsapp svg { fill: #fff; height: 29px; width: 29px; }
.sts-whatsapp__label { background: #111923; border: 1px solid var(--sts-border); border-radius: 7px; color: #fff; font-size: .74rem; opacity: 0; padding: 7px 10px; pointer-events: none; position: absolute; right: 68px; transform: translateX(8px); transition: opacity .2s ease, transform .2s ease; white-space: nowrap; }
.sts-whatsapp:hover .sts-whatsapp__label, .sts-whatsapp:focus-visible .sts-whatsapp__label { opacity: 1; transform: translateX(0); }

.sts-contact-page { min-height: 80vh; padding-block: clamp(72px, 10vw, 130px); }
.sts-contact-page__grid { display: grid; gap: clamp(50px, 8vw, 110px); grid-template-columns: .9fr 1.1fr; }
.sts-contact-page h1 { font-size: clamp(3rem, 5vw, 5.2rem); line-height: .98; margin-bottom: 26px; }
.sts-direct-contact { display: flex; flex-direction: column; gap: 11px; margin-top: 34px; }
.sts-direct-contact a { color: var(--sts-blue-light); width: fit-content; }
.sts-form { background: var(--sts-surface); border: 1px solid var(--sts-border); border-radius: var(--sts-radius); display: grid; gap: 18px; padding: clamp(24px, 4vw, 42px); position: relative; }
.sts-form label { color: #dce3ec; display: grid; font-size: .82rem; font-weight: 600; gap: 8px; }
.sts-form label > span { color: var(--sts-blue-light); }
.sts-form input, .sts-form select, .sts-form textarea { background: #0e141d; border: 1px solid var(--sts-border); border-radius: 8px; color: var(--sts-text); min-height: 48px; padding: 11px 13px; width: 100%; }
.sts-form textarea { resize: vertical; }
.sts-form__row { display: grid; gap: 16px; grid-template-columns: 1fr 1fr; }
.sts-form .sts-form__consent { align-items: start; display: flex; font-weight: 400; gap: 10px; }
.sts-form__consent input { height: 20px; min-height: 20px; width: 20px; }
.sts-form__consent span { color: var(--sts-muted) !important; }
.sts-form__consent a { color: var(--sts-blue-light); text-decoration: underline !important; }
.sts-honeypot { left: -9999px; position: absolute; }
.sts-notice { border: 1px solid; border-radius: 8px; font-size: .85rem; padding: 12px 14px; }
.sts-notice--success { background: rgba(40, 190, 110, .1); border-color: rgba(40, 190, 110, .45); }
.sts-notice--error { background: rgba(235, 80, 80, .1); border-color: rgba(235, 80, 80, .45); }

.sts-page-hero { background: radial-gradient(circle at 82% 30%, rgba(0, 102, 255, .12), transparent 33%), var(--sts-bg-deep); border-bottom: 1px solid var(--sts-border); padding-block: clamp(84px, 10vw, 140px); }
.sts-page-hero__grid { align-items: end; display: grid; gap: clamp(42px, 8vw, 110px); grid-template-columns: minmax(0, 1.2fr) minmax(300px, .8fr); }
.sts-page-hero h1 { font-size: clamp(3.2rem, 6.3vw, 6.5rem); line-height: .95; margin-bottom: 0; max-width: 900px; }
.sts-page-hero__grid > div:last-child { padding-bottom: 8px; }
.sts-page-hero .sts-lead { margin-bottom: 28px; }
.sts-solution-detail { padding-block: 0; }
.sts-solution-detail article { display: grid; gap: clamp(36px, 8vw, 120px); grid-template-columns: minmax(120px, .28fr) minmax(0, 1fr); padding-block: clamp(68px, 8vw, 108px); }
.sts-solution-detail article + article { border-top: 1px solid var(--sts-border); }
.sts-detail-index { color: var(--sts-blue-light); font-size: .75rem; font-weight: 700; letter-spacing: .13em; }
.sts-solution-detail h2 { font-size: clamp(2.2rem, 4.3vw, 4.4rem); line-height: 1.02; margin-bottom: 22px; max-width: 850px; }
.sts-solution-detail article p { color: var(--sts-muted); font-size: 1.02rem; max-width: 760px; }
.sts-detail-list { display: grid; gap: 0 30px; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 34px; max-width: 800px; }
.sts-detail-list span { border-top: 1px solid var(--sts-border); color: #dbe2ec; font-size: .88rem; padding-block: 14px; }
.sts-detail-list span::before { color: var(--sts-blue-light); content: "+"; margin-right: 10px; }
.sts-support-band { background: #091019; border-block: 1px solid var(--sts-border); }
.sts-support-band__grid, .sts-star-intro, .sts-company-story__grid { display: grid; gap: clamp(44px, 8vw, 120px); grid-template-columns: 1fr 1fr; }
.sts-support-band h2, .sts-star-intro h2, .sts-company-story h2 { font-size: clamp(2.4rem, 4.5vw, 4.6rem); line-height: 1.02; margin-bottom: 0; }
.sts-support-band__grid > div:last-child, .sts-star-intro > p, .sts-company-story__grid > div:last-child { color: var(--sts-muted); font-size: 1rem; }
.sts-support-band a:not(.sts-button) { color: var(--sts-blue-light); display: inline-block; margin-top: 15px; }
.sts-simple-cta { text-align: center; }
.sts-simple-cta h2 { font-size: clamp(2.6rem, 5vw, 5rem); margin-inline: auto; }
.sts-simple-cta > .sts-container > p:not(.sts-eyebrow) { color: var(--sts-muted); margin: 0 auto 28px; max-width: 690px; }
.sts-star-hero h1 { color: var(--sts-blue-light); }
.sts-star-hero h2 { font-size: clamp(1.6rem, 2.5vw, 2.6rem); margin: 20px 0 0; }
.sts-module-section { background: #090f17; border-block: 1px solid var(--sts-border); }
.sts-module-section > .sts-container > h2 { margin-bottom: 48px; }
.sts-module-grid { display: grid; gap: 14px; grid-template-columns: repeat(3, 1fr); }
.sts-module-grid article { background: var(--sts-surface); border: 1px solid var(--sts-border); border-radius: var(--sts-radius); min-height: 235px; padding: 28px; }
.sts-module-grid span, .sts-principles span { color: var(--sts-blue-light); font-size: .72rem; }
.sts-module-grid h3 { font-size: 1.25rem; margin: 38px 0 10px; }
.sts-module-grid p { color: var(--sts-muted); font-size: .88rem; }
.sts-product-story__grid { align-items: center; display: grid; gap: clamp(50px, 8vw, 110px); grid-template-columns: 1.1fr .9fr; }
.sts-product-story h2 { font-size: clamp(2.5rem, 4.4vw, 4.6rem); line-height: 1.02; }
.sts-product-story p { color: var(--sts-muted); }
.sts-disclosure { border-left: 2px solid var(--sts-blue); font-size: .78rem; margin-top: 25px; padding-left: 14px; }
.sts-principles { background: #090f17; border-block: 1px solid var(--sts-border); }
.sts-principles__grid { display: grid; gap: 18px; grid-template-columns: repeat(3, 1fr); }
.sts-principles article { border-top: 1px solid var(--sts-border); padding: 28px 28px 0 0; }
.sts-principles h2 { font-size: clamp(1.6rem, 2.7vw, 2.5rem); line-height: 1.08; margin: 38px 0 16px; }
.sts-principles p { color: var(--sts-muted); }
.sts-legal-hero { padding-block: clamp(70px, 8vw, 110px); }
.sts-legal-hero h1 { font-size: clamp(3.2rem, 6vw, 6rem); margin-bottom: 16px; }
.sts-legal-hero p:last-child { color: var(--sts-muted); }
.sts-legal { padding-block: clamp(70px, 8vw, 110px); }
.sts-legal__content { max-width: 900px; }
.sts-legal__content > p { color: #c3cdd9; }
.sts-legal h2 { font-size: clamp(1.45rem, 2.3vw, 2rem); letter-spacing: -.02em; margin: 48px 0 12px; }
.sts-legal a { color: var(--sts-blue-light); text-decoration: underline !important; }
.sts-legal aside { background: var(--sts-surface); border: 1px solid var(--sts-border); border-left: 3px solid var(--sts-blue); border-radius: 10px; color: var(--sts-muted); margin-top: 52px; padding: 20px 22px; }

@media (max-width: 980px) {
    .sts-menu-toggle { display: block; }
    .sts-menu { align-items: stretch; background: #0b1119; border-bottom: 1px solid var(--sts-border); display: none; flex-direction: column; gap: 0; left: 0; padding: 18px 20px 26px; position: absolute; right: 0; top: 80px; }
    .sts-menu.is-open { display: flex; }
    .sts-menu > a:not(.sts-button) { border-bottom: 1px solid var(--sts-border); min-height: 48px; padding: 13px 6px; }
    .sts-menu .sts-button { margin-top: 16px; }
    .sts-hero__grid { grid-template-columns: 1fr; }
    .sts-system { margin-inline: auto; max-width: 680px; width: 100%; }
    .sts-proof__grid { grid-template-columns: 1fr; }
    .sts-proof article { padding-inline: 0; }
    .sts-proof article + article { border-left: 0; border-top: 1px solid var(--sts-border); }
    .sts-section-heading { align-items: start; grid-template-columns: 1fr; }
    .sts-capabilities { grid-template-columns: 1fr 1fr; }
    .sts-capability { min-height: 330px; }
    .sts-product__grid, .sts-contact__grid, .sts-contact-page__grid { grid-template-columns: 1fr; }
    .sts-page-hero__grid, .sts-support-band__grid, .sts-star-intro, .sts-company-story__grid, .sts-product-story__grid { grid-template-columns: 1fr; }
    .sts-module-grid, .sts-principles__grid { grid-template-columns: 1fr 1fr; }
    .sts-industries { grid-template-columns: 1fr 1fr; }
    .sts-footer__inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .sts-nav__inner { height: 70px; }
    .sts-menu { top: 70px; }
    .sts-brand__logo { height: 36px; max-width: 190px; }
    .sts-hero { padding-top: 62px; }
    .sts-hero h1 { font-size: clamp(2.75rem, 13vw, 4rem); }
    .sts-actions { flex-direction: column; }
    .sts-actions .sts-button { width: 100%; }
    .sts-system { min-height: 420px; }
    .sts-system::before { inset: 48px 4px; }
    .sts-system__panel { inset: 88px 10px 90px; transform: none; }
    .sts-system__metrics { grid-template-columns: 1fr 1fr; }
    .sts-system__metrics i { height: 42px; }
    .sts-system__chart { height: 100px; }
    .sts-node { min-width: 116px; padding: 9px 10px; }
    .sts-node--web { left: 4px; }.sts-node--pay { right: 4px; }.sts-node--ops { left: 4px; }.sts-node--data { right: 4px; }
    .sts-capabilities { grid-template-columns: 1fr; }
    .sts-capability { min-height: 0; }
    .sts-capability h3 { margin-top: 30px; }
    .sts-process ol { grid-template-columns: 1fr; }
    .sts-process li { border-left: 1px solid var(--sts-border); border-top: 0; padding: 0 0 32px 28px; }
    .sts-process li::before { left: -9px; top: 4px; }
    .sts-product-ui { min-height: 330px; }
    .sts-product-ui__screen { inset: 20px 26px 20px 0; transform: none; }
    .sts-product-ui__phone { bottom: -2px; right: -8px; top: 70px; width: 125px; }
    .sts-industries, .sts-form__row { grid-template-columns: 1fr; }
    .sts-solution-detail article { grid-template-columns: 1fr; }
    .sts-detail-list, .sts-module-grid, .sts-principles__grid { grid-template-columns: 1fr; }
    .sts-footer__inner { align-items: start; grid-template-columns: 1fr; }
    .sts-footer__inner > div:not(:first-child) { flex-wrap: wrap; }
    .sts-whatsapp { bottom: 16px; height: 54px; right: 16px; width: 54px; }
    .sts-whatsapp__label { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    .sts-site *, .sts-site *::before, .sts-site *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; }
}