/* Light technical direction. Brand lockup and product data keep their own contracts. */
.public-design {
  --technical-accent: #287b9e;
  --technical-deep: #0b0d0f;
  --technical-on-deep: #f4f9fb;
  --technical-deep-muted: #bfd0da;
  --technical-display: '9AI Technical', 'Arial Narrow', Arial, sans-serif;
  --primary: #287b9e;
  --primary-dark: #206683;
  --primary-rgb: 40, 123, 158;
  --button-bg: #287b9e;
  --button-hover: #206683;
  --bg: #f3f7fa;
  --bg-elevated: #edf3f6;
  --surface-solid: #f8fafb;
  --surface-soft: #e5eef3;
  --text: #081117;
  --text-soft: #4d6576;
  --text-faint: #526c7b;
  --line: #b5c8d1;
  --line-strong: #819da9;
  --radius: 0;
  --radius-lg: 0;
  --shadow-soft: none;
  --container: 1360px;
  --header-h: 90px;
  background: var(--bg);
  color: var(--text);
  padding-top: var(--header-h);
}
html { --header-h: 90px; }
html.theme-dark .public-design {
  --technical-accent: #79c0da;
  --primary: #79c0da;
  --primary-dark: #99d1e4;
  --primary-rgb: 121, 192, 218;
  --bg: #101b22;
  --bg-elevated: #16252e;
  --surface-solid: #1b2c36;
  --surface-soft: #203844;
  --text: #eff5f8;
  --text-soft: #b1c6d2;
  --text-faint: #a5bdcb;
  --line: #3c5665;
  --line-strong: #698696;
}
.public-design .container { width: min(calc(100% - 80px), var(--container)); }
.public-design .page-bg { background: radial-gradient(ellipse at 8% 2%, #c8d8e3, transparent 28%), radial-gradient(ellipse at 85% 6%, #fff, transparent 30%), var(--bg); }
html.theme-dark .public-design .page-bg { background: radial-gradient(ellipse at 8% 2%, #29424f, transparent 35%), var(--bg); }
.public-design .page-bg > span { display: none; }
.public-design .site-header { position: fixed; inset: 0 0 auto; z-index: 100; background: color-mix(in srgb, var(--bg) 94%, transparent); border: 0; border-bottom: 1px solid var(--technical-accent); box-shadow: none; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.public-design .site-header.is-scrolled { background: color-mix(in srgb, var(--bg) 96%, transparent); box-shadow: none; }
.public-design .site-header .container { width: calc(100% - clamp(32px, 5vw, 80px)); max-width: none; }
.public-design .site-header__inner { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; min-height: calc(var(--header-h) - 1px); gap: 32px; border: 0; }
.public-design .desktop-nav { display: flex; justify-content: center; gap: clamp(18px, 1.7vw, 30px); margin: 0; }
.public-design .desktop-nav a, .public-design .header-login, .public-design .mobile-menu a { font-family: var(--technical-display); font-size: 15px; font-weight: 500; }
.public-design .desktop-nav a { color: var(--text); font-size: 16px; font-weight: 600; }
.public-design .desktop-nav a::after { display: none; }
.public-design .site-header__actions { gap: 18px; margin-left: auto; }
.public-design .header-login { display: inline-flex; align-items: center; min-height: 44px; padding-left: 18px; border-left: 1px solid var(--line); }
.public-design .button { border-radius: 0; box-shadow: none; font-family: var(--technical-display); font-weight: 600; text-transform: uppercase; letter-spacing: .065em; font-size: 14px; padding: 13px 22px; }
.public-design .button--primary { border: 1px solid var(--button-bg); background: var(--button-bg); color: #fff; }
.public-design .button--primary:hover { border-color: var(--button-hover); background: var(--button-hover); box-shadow: none; }
.public-design .button--secondary { border: 1px solid var(--line-strong); background: transparent; color: var(--text); }
.public-design .button--secondary:hover { background: var(--surface-soft); }
.public-design .header-signup { display: inline-flex; font-size: 12px; padding: 13px 17px; min-height: 44px; gap: 16px; }
.public-design .header-signup::after { content: '→'; color: #c6e5ef; font-size: 20px; line-height: 1; }
.public-design .ui-theme-toggle { border: 0; background: transparent; border-radius: 0; }
.public-design .menu-toggle { display: none; border: 0; border-radius: 0; background: transparent; }
.public-design .mobile-menu { background: var(--surface-solid); border-bottom: 1px solid var(--line); max-height: calc(100dvh - var(--header-h)); overflow-y: auto; overscroll-behavior: contain; }
.public-design .mobile-menu__inner { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px 22px; padding-block: 20px; }
.public-design .mobile-menu a:not(.button) { color: var(--text); font-size: 17px; font-weight: 500; }
.public-design .mobile-menu .mobile-menu__primary { display: none; }
.public-design .desktop-nav a[aria-current] { color: var(--technical-accent); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 7px; }
.public-design .mobile-menu a[aria-current] { color: var(--technical-accent); background: var(--surface-soft); box-shadow: inset 2px 0 var(--technical-accent); padding-left: 12px; }
.public-design .menu-scrim { position: fixed; inset: var(--header-h) 0 0; z-index: 90; background: #07141e33; }
.public-design .menu-scrim[hidden] { display: none; }
.public-design :is(h1,h2,h3,h4) { font-family: var(--technical-display); font-weight: 700; letter-spacing: -.025em; overflow-wrap: anywhere; }
.public-design :is(.story-label,.section-kicker,.seo-badge) { padding: 0; border: 0; border-radius: 0; background: none; color: var(--technical-accent); font-family: var(--technical-display); font-size: 12px; font-weight: 500; letter-spacing: .16em; text-transform: uppercase; }
.public-design :is(.story-label,.section-kicker)::before { content: ''; display: inline-block; width: 6px; height: 6px; margin-right: 10px; background: var(--technical-accent); border-radius: 0; }
.public-design .story-label--dot::before { box-shadow: none; }
.public-design :is(.section-heading h2,.story-heading h2,.seo-faq-intro h2,.implementation-client-input__copy h2) { font-size: clamp(32px, 3.7vw, 52px); text-transform: uppercase; line-height: 1.08; letter-spacing: -.025em; }
.public-design :is(.public-hero-heading h1,.docs-hero h1) { font-size: clamp(38px, 4.8vw, 70px); text-transform: uppercase; line-height: 1.04; font-weight: 800; }
.public-design .public-hero-heading { border-left: 4px solid var(--technical-accent); padding-left: 20px; }
/* Keep one chosen phrase in each public hero consistent with section accents. */
.public-design .title-mark,
.public-design.product-story-home .story-marker {
  width: fit-content;
  max-width: 100%;
  padding-bottom: .09em;
  background: url('title-marker.svg') left bottom / 100% .24em no-repeat;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
}
.public-design .title-mark::after { display: none; }
.public-design :is(.section,.story-section,.story-pricing) { border-top: 1px solid var(--line); }
.public-design :is(.seo-card,.seo-benefit,.seo-steps li,.seo-related__card,.seo-final-cta__inner,.implementation-example,.implementation-delivery,.implementation-process li,.implementation-client-input__grid article,.android-download,.mobile-scene,.product-showcase__stage,.price-card,.pricing-empty,.contact-form,.seo-contact-form,.docs-card,.docs-search,.docs-hero__note,.seo-facts li) { border-radius: 0; box-shadow: none; }
.public-design .seo-card:hover, .public-design .seo-related__card:hover { transform: none; box-shadow: none; }
.public-design .seo-card__icon, .public-design .mobile-benefits li > span { border-radius: 0; }
.public-design .site-footer { background: var(--bg-elevated); border-top: 1px solid var(--line); padding-block: 48px; }
.public-design .site-footer__links > b { font-family: var(--technical-display); text-transform: uppercase; letter-spacing: .11em; font-weight: 600; color: var(--technical-accent); }
.public-design .site-footer__links a { font-size: 14px; }
.public-design .site-footer__brand p { font-size: 14px; }
.public-design .scroll-top { border-radius: 0; box-shadow: none; }
/* Public content stays visible from first paint, including without JavaScript. */
.public-design .reveal { opacity: 1; transform: none; transition: none; animation: none; }
.public-design .field :is(input,textarea), .public-design .seo-card__number { border-radius: 0; }

/* The hero uses a soft atmosphere rather than a numeral or orbital graphics. */
.public-design.product-story-home .story-hero__stage { padding-block: 80px 78px; min-height: 0; }
.public-design.product-story-home .story-hero__layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(210px, 25%); gap: clamp(42px, 5vw, 90px); align-items: center; justify-content: initial; text-align: left; }
.public-design.product-story-home .story-intro { max-width: none; padding: 0; margin: 0; }
.public-design.product-story-home .story-intro > .story-label { margin-bottom: 26px; color: var(--text-soft); padding: 0; border: 0; border-radius: 0; background: none; box-shadow: none; }
.public-design.product-story-home .story-intro h1 { position: relative; margin: 0 0 28px; font-size: clamp(52px, 7.55vw, 110px); line-height: .97; letter-spacing: -.043em; text-transform: uppercase; font-weight: 900; max-width: none; }
.public-design.product-story-home .story-intro h1::before { content: ''; position: absolute; left: -22px; top: 5px; bottom: 2px; width: 6px; background: var(--technical-accent); }
.public-design.product-story-home .story-title-end { display: block; }
.public-design.product-story-home .story-marker { display: inline; }
.public-design.product-story-home .story-intro > p { max-width: 790px; margin: 0; font-size: clamp(17px, 1.7vw, 24px); line-height: 1.6; text-align: left; color: var(--text-soft); }
.public-design.product-story-home .story-intro > .story-intro__detail { margin-top: 20px; font-size: clamp(14px, 1.24vw, 17px); line-height: 1.7; }
.public-design.product-story-home .story-hero__stage .hero-ambient { inset: 0; --hero-opacity: 1; opacity: 1; background: var(--bg); pointer-events: none; }
.public-design.product-story-home .hero-ambient::before, .public-design.product-story-home .hero-ambient::after { display: none; }
.technical-atmosphere { position: absolute; inset: -70px; background: radial-gradient(ellipse at 8% 12%, #bdd0df, transparent 38%), radial-gradient(ellipse at 68% 12%, #fdfcfb, transparent 34%), radial-gradient(ellipse at 97% 62%, #c1d4e4, transparent 38%), radial-gradient(ellipse at 25% 60%, #fff, transparent 35%), radial-gradient(ellipse at 54% 96%, #c3cfd8, transparent 46%); filter: blur(24px); transform: translate(var(--hero-shift-x, 0px),var(--hero-shift-y, 0px)); }
.technical-atmosphere::after { content: ''; position: absolute; width: 120%; height: 70px; background: #fff; opacity: .7; top: 65%; left: -20%; transform: rotate(-8deg); filter: blur(23px); }
html.theme-dark .technical-atmosphere { background: radial-gradient(ellipse at 9% 12%, #294859, transparent 44%), radial-gradient(ellipse at 90% 50%, #26424f, transparent 48%), var(--bg); }
html.theme-dark .technical-atmosphere::after { background: #789aac; opacity: .12; }
.technical-hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px 38px; margin-top: 34px; }
.public-design .technical-start { justify-content: space-between; gap: 34px; border: 1px solid var(--technical-deep); color: #fff; background: var(--technical-deep); padding: 16px 26px; min-height: 54px; font-weight: 500; }
.public-design .technical-start:hover { color: #fff; background: #18333f; border-color: #18333f; }
.technical-start span, .technical-discuss span { font-size: 24px; color: #7cbfd8; line-height: 1; }
.technical-discuss { display: inline-flex; min-height: 44px; align-items: center; gap: 22px; font-family: var(--technical-display); font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: .09em; }
.technical-discuss span { color: var(--technical-accent); }
.technical-discuss:hover { color: var(--technical-accent); }
.technical-flow { position: relative; padding: 0 0 0 30px; margin: 0; list-style: none; border-left: 1px solid var(--technical-accent); }
.technical-flow::before, .technical-flow::after { content: ''; position: absolute; left: -5px; width: 9px; height: 9px; background: var(--technical-accent); }
.technical-flow::before { top: 0; }.technical-flow::after { bottom: 0; }
.technical-flow li { position: relative; padding-block: 20px; }
.technical-flow li + li { margin-top: 16px; }
.technical-flow li::before { content: ''; position: absolute; top: 29px; left: -35px; width: 8px; height: 8px; background: var(--technical-accent); }
.technical-flow a { position: relative; display: block; min-height: 60px; padding: 0 8px 0 10px; font-family: var(--technical-display); }
.technical-flow strong { display: block; font-size: clamp(21px, 2vw, 28px); line-height: 1.18; font-weight: 600; }
.technical-flow a > span { display: block; margin-top: 7px; font-size: clamp(15px, 1.4vw, 19px); line-height: 1.4; color: var(--text-soft); }
.technical-flow a:hover strong { color: var(--technical-accent); }
.technical-channels { background: var(--technical-deep); color: var(--technical-on-deep); }
.technical-channels > .container { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.technical-channels a { position: relative; padding: 27px 38px 27px 0; font-family: var(--technical-display); font-size: 16px; text-transform: uppercase; letter-spacing: .12em; font-weight: 500; }
.technical-channels a:not(:last-child)::after { content: '/'; position: absolute; right: 25px; color: #7cbfd8; font-size: 26px; line-height: 1; }
.technical-channels a:hover { color: #8ecbe0; }

/* The same black information strip is used across public product pages. */
.public-design.seo-body .seo-facts { padding: 0; background: var(--technical-deep); color: var(--technical-on-deep); }
.public-design.seo-body .seo-facts__grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border: 0; border-radius: 0; background: transparent; }
.public-design.seo-body .seo-facts__grid > div { position: relative; min-width: 0; padding: 24px 38px 24px 0; min-height: 90px; gap: 7px; background: transparent; border: 0; }
.public-design.seo-body .seo-facts__grid > div:not(:last-child)::after { content: '/'; position: absolute; right: 25px; top: calc(50% - 16px); color: #7cbfd8; font-family: var(--technical-display); font-size: 26px; }
.public-design.seo-body .seo-facts__grid span { font-family: var(--technical-display); font-size: 12px; font-weight: 500; letter-spacing: .12em; color: var(--technical-deep-muted); }
.public-design.seo-body .seo-facts__grid b { font-family: var(--technical-display); font-size: 19px; font-weight: 500; color: var(--technical-on-deep); }
.public-design .implementation-rail { background: var(--technical-deep); border: 0; }
.public-design .implementation-rail span { color: var(--technical-on-deep); font-family: var(--technical-display); font-size: 16px; border-color: #343c43; }
.public-design .implementation-rail span::before { color: #7cbfd8; font-family: var(--technical-display); font-size: 12px; }
.public-design :is(.seo-highlights li,.contact-card,.contact-pitch__meta > span,.implementation-hero__assurances li,.partner-program-card,.partner-program-card__exchange article,.seo-hero__trial-note) { border-radius: 0; box-shadow: none; }
.public-design.seo-body .partner-program-card, .public-design.seo-body .partner-program-card__exchange article { border-radius: 0; box-shadow: none; }

.technical-capabilities { background: var(--surface-solid); padding-block: 78px; border-bottom: 1px solid var(--line); }
.technical-capabilities h2 { font-size: clamp(34px, 4.4vw, 64px); line-height: 1.05; text-transform: uppercase; margin: 18px 0 0; font-weight: 800; }
.technical-workspace { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.06fr); gap: clamp(32px, 5vw, 80px); margin-top: 36px; }
.technical-workspace__intro { color: var(--text-soft); font-size: 17px; line-height: 1.7; max-width: 540px; margin: 0 0 28px; }
.technical-tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 1px solid var(--line); }
.technical-tab { display: flex; align-items: center; gap: 12px; padding: 19px 0; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; font-family: var(--technical-display); font-size: 23px; font-weight: 500; }
.technical-tab:nth-child(even) { padding-left: 16px; }
.technical-tab > span { font-size: 13px; color: var(--text-faint); }
.technical-tab[aria-selected='true'], .technical-tab:hover { color: var(--technical-accent); }
.technical-panel { padding: 34px; background: var(--technical-deep); color: var(--technical-on-deep); border-left: 4px solid var(--technical-accent); min-height: 335px; display: flex; flex-direction: column; align-items: flex-start; }
.technical-panel[hidden] { display: none; }
.technical-panel__label { font-family: var(--technical-display); font-size: 13px; text-transform: uppercase; letter-spacing: .13em; color: #a0c4d4; }
.technical-panel h3 { margin: 34px 0 15px; font-size: 34px; font-weight: 600; line-height: 1.16; max-width: 440px; }
.technical-panel p { font-size: 15px; line-height: 1.7; margin: 0 0 24px; max-width: 440px; color: var(--technical-deep-muted); }
.technical-panel a { font-family: var(--technical-display); display: inline-flex; min-height: 44px; align-items: center; gap: 22px; color: #90c8dd; font-size: 15px; margin-top: auto; }
.public-design.product-story-home #launch { background: var(--bg-elevated); border-top: 0; padding-block: 74px; }
.public-design.product-story-home .story-heading { text-align: left; margin: 0 0 32px; max-width: none; }
.public-design.product-story-home .story-heading p { margin-top: 16px; font-size: 17px; }
.public-design.product-story-home .story-launch { gap: 0; border-top: 1px solid var(--line); }
.public-design.product-story-home .story-card { border-radius: 0; box-shadow: none; }
.public-design.product-story-home .story-launch article { background: transparent; border: 0; border-radius: 0; box-shadow: none; padding: 30px 40px 0 0; }
.public-design.product-story-home .story-launch article + article { padding-left: 40px; border-left: 1px solid var(--line); }
.public-design.product-story-home .story-launch h3 { font-size: 34px; line-height: 1.1; margin-top: 18px; }
.public-design.product-story-home .story-launch p { max-width: 520px; font-size: 16px; }
.public-design.product-story-home .story-launch .button { margin-top: auto; }
.public-design.product-story-home .story-pricing { background: var(--surface-solid); padding-block: 74px; }
.public-design .pricing-overview { border-radius: 0; background: var(--bg-elevated); border: 1px solid var(--line); }
.public-design .pricing-overview article { border-radius: 0; }
.public-design .price-card { background: transparent; border-color: var(--line); padding: 28px; }
.public-design .price-card--featured { border-color: var(--technical-accent); background: var(--bg-elevated); }
.public-design .price-card__badge { border-radius: 0; background: var(--button-bg); color: #fff; font-family: var(--technical-display); letter-spacing: .08em; }
.public-design .price-card__name { font-family: var(--technical-display); font-size: 27px; }
.public-design .price-card__price { font-family: var(--technical-display); }
.public-design .pricing-partner-note--spotlight { border-radius: 0; background: var(--bg-elevated); border-color: var(--line); box-shadow: none; }
.public-design .pricing-partner-note__action { border-radius: 0; box-shadow: none; border: 0; background: var(--button-bg); }
.public-design .pricing-partner-note__copy > strong { font-family: var(--technical-display); font-size: 27px; font-weight: 600; }
.public-design.product-story-home .story-faq-layout { grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 80px; }
.public-design .faq-item { border: 0; border-top: 1px solid var(--line); border-radius: 0; background: transparent; box-shadow: none; }
.public-design .faq-item:last-child { border-bottom: 1px solid var(--line); }
.public-design .faq-item summary { font-family: var(--technical-display); font-size: 21px; font-weight: 500; }
.public-design .faq-item[open] { background: transparent; }
.public-design.product-story-home .story-final__inner { border-radius: 0; background: var(--bg-elevated); border: 1px solid var(--line); padding: 40px; }
.public-design.product-story-home .story-final__inner h2 { font-size: clamp(32px, 4vw, 56px); text-transform: uppercase; line-height: 1.08; }

/* Authentication shares the public typography and controls, including native login. */
.public-design.auth-page .auth-main { padding-block: 48px; }
.public-design.auth-page .auth-layout { gap: clamp(40px, 5vw, 80px); }
.public-design .auth-intro h1 { font-size: clamp(44px, 4.6vw, 68px); font-weight: 800; line-height: 1.04; letter-spacing: -.025em; text-transform: uppercase; }
.public-design .auth-intro h1 span { color: var(--text); -webkit-text-fill-color: currentColor; }
.public-design :is(.auth-kicker,.auth-card__eyebrow) { font-family: var(--technical-display); font-size: 12px; font-weight: 500; letter-spacing: .12em; }
.public-design .auth-kicker { padding: 0; border: 0; border-radius: 0; background: transparent; }
.public-design .auth-kicker::before { border-radius: 0; box-shadow: none; }
.public-design :is(.auth-card,.auth-alert,.auth-consents,.auth-plan-strip,.auth-plan-strip__label,.auth-provider,.auth-telegram,.auth-card__badge,.auth-verify-icon,.auth-progress i,.auth-benefits li) { border-radius: 0; box-shadow: none; }
.public-design .auth-card { background: var(--surface-solid); border: 1px solid var(--line-strong); }
.public-design .auth-card__inner { padding: 32px; }
.public-design .auth-card__header h1 { margin: 0 0 12px; font-size: 36px; font-weight: 700; line-height: 1.1; letter-spacing: -.02em; text-transform: uppercase; }
.public-design .auth-card__header p { overflow-wrap: anywhere; }
.public-design .auth-input-wrap input { font-size: 16px; border-radius: 0; box-shadow: none; background: var(--bg); }
.public-design .auth-submit { min-height: 54px; background: var(--technical-deep); border-color: var(--technical-deep); }
.public-design .auth-submit:hover { background: #18333f; border-color: #18333f; }
.public-design .auth-showcase { background: var(--technical-deep); border: 1px solid var(--technical-accent); border-radius: 0; color: var(--technical-on-deep); box-shadow: none; }
.public-design .auth-showcase__top { background: transparent; color: var(--technical-deep-muted); border-color: #343c43; }
.public-design .auth-showcase__assistant b { color: var(--technical-on-deep); }
.public-design .auth-showcase__assistant small { color: var(--technical-deep-muted); }
.public-design .auth-showcase__message { border: 1px solid #343c43; border-radius: 0; background: #161c21; }
.public-design .auth-showcase__message > span { color: #7cbfd8; }
.public-design .auth-showcase__message p { color: var(--technical-deep-muted); }
.public-design .auth-showcase__tags span { color: var(--technical-deep-muted); border-color: #343c43; background: transparent; border-radius: 0; }
.public-design .auth-benefits li { background: transparent; border: 0; border-top: 1px solid var(--line); }
.public-design .auth-footer { border-top: 1px solid var(--line); }
.public-design.auth-page--mobile { --header-h: 64px; }
.public-design.auth-page--mobile .auth-main { padding-block: 24px 40px; }
.public-design.auth-page--mobile .auth-layout { width: min(calc(100% - 40px), 460px); }

@media (max-width: 900px) {
  .public-design.auth-page .auth-layout { width: min(calc(100% - 40px), 570px); }
}
@media (max-width: 560px) {
  .public-design.auth-page .auth-main { padding-block: 24px 38px; }
  .public-design .auth-card__inner { padding: 24px 20px; }
  .public-design .auth-card__header h1 { font-size: 30px; }
  .public-design .auth-consent { font-size: 13px; }
}

@media (max-width: 1150px) {
  .public-design .site-header__inner { display: flex; }
  .public-design .desktop-nav { display: none; }
  .public-design .menu-toggle { display: grid; }
  .public-design .site-header__actions { margin-left: auto; }
}
@media (max-width: 940px) {
  html { --header-h: 80px; }
  .public-design { --header-h: 80px; }
  .public-design .container { width: min(calc(100% - 60px), var(--container)); }
  .public-design .site-header__inner { min-height: calc(var(--header-h) - 1px); }
  .public-design.product-story-home .story-hero__stage { padding-block: 58px; }
  .public-design.product-story-home .story-hero__layout { grid-template-columns: minmax(0, 1fr) 190px; gap: 34px; }
  .public-design.product-story-home .story-intro h1 { font-size: 7.4vw; }
  .technical-flow { padding-left: 24px; }
  .technical-flow li::before { left: -29px; }
  .technical-flow strong { font-size: 22px; }
  .technical-flow li { padding-block: 17px; }
  .technical-flow li + li { margin-top: 10px; }
  .technical-channels a { font-size: 12px; padding-right: 24px; }
  .technical-channels a:not(:last-child)::after { right: 14px; font-size: 22px; }
  .technical-panel { padding: 28px; }
  .technical-tab { font-size: 20px; }
  .technical-panel h3 { font-size: 30px; }
  .public-design.product-story-home .story-faq-layout { gap: 34px; }
}
@media (max-width: 760px) {
  html { --header-h: 76px; }
  .public-design { --header-h: 76px; }
  .public-design .container { width: calc(100% - 40px); }
  .public-design .site-header__inner { gap: 10px; min-height: calc(var(--header-h) - 1px); }
  .public-design .site-header__actions { gap: 10px; }
  .public-design .site-header .container { width: calc(100% - 40px); }
  .public-design .header-signup { display: none; }
  .public-design .header-login { padding-left: 0; border: 0; }
  .public-design .ui-theme-toggle { width: 34px; height: 44px; padding: 8px; }
  .public-design .mobile-menu__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 14px; }
  .public-design .mobile-menu a:not(.button) { font-size: 16px; }
  .public-design .mobile-menu .button { font-size: 12px; padding: 12px 10px; }
  .public-design .mobile-menu .mobile-menu__primary { display: flex; grid-column: 1 / -1; justify-content: space-between; align-items: center; margin-top: 12px; padding-inline: 18px; }
  .public-design .mobile-menu__primary::after { content: '→'; font-size: 22px; line-height: 1; color: #c6e5ef; }
  .public-design.product-story-home .story-hero__stage { padding-block: 45px 38px; }
  .public-design.product-story-home .story-hero__layout { grid-template-columns: minmax(0, 1fr); gap: 35px; }
  .public-design.product-story-home .story-intro h1 { font-size: clamp(34px, 9.1vw, 68px); letter-spacing: -.035em; margin-bottom: 24px; }
  .public-design.product-story-home .story-intro h1::before { left: -11px; width: 4px; top: 2px; }
  .public-design.product-story-home .story-intro > .story-label { font-size: 11px; letter-spacing: .14em; margin-bottom: 20px; }
  .public-design.product-story-home .story-intro > p { font-size: 16px; line-height: 1.7; }
  .public-design.product-story-home .story-intro > .story-intro__detail { font-size: 13px; margin-top: 18px; }
  .technical-hero-actions { gap: 15px 24px; margin-top: 26px; }
  .public-design .technical-start { padding: 14px 20px; font-size: 13px; min-height: 49px; }
  .technical-discuss { font-size: 12px; gap: 18px; }
  .technical-flow { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 20px; padding-left: 14px; }
  .technical-flow li { padding-block: 14px; }
  .technical-flow li + li { margin-top: 0; }
  .technical-flow li::before { display: none; }
  .technical-flow strong { font-size: 21px; }
  .technical-flow a > span { font-size: 15px; }
  .technical-channels > .container { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .technical-channels a { padding: 18px 10px 18px 0; font-size: 12px; letter-spacing: .08em; }
  .technical-channels a::after { display: none; }
  .technical-channels a:nth-child(even) { padding-left: 14px; }
  .public-design.seo-body .seo-facts__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .public-design.seo-body .seo-facts__grid > div { padding: 20px 10px 20px 0; }
  .public-design.seo-body .seo-facts__grid > div:nth-child(even) { padding-left: 14px; }
  .public-design.seo-body .seo-facts__grid > div::after { display: none; }
  .public-design.seo-body .seo-facts__grid span { font-size: 11px; letter-spacing: .07em; }
  .public-design.seo-body .seo-facts__grid b { font-size: 17px; }
  .technical-capabilities { padding-block: 45px; }
  .technical-capabilities h2 { font-size: clamp(32px, 6.7vw, 46px); }
  .technical-workspace { grid-template-columns: minmax(0, 1fr); gap: 25px; margin-top: 26px; }
  .technical-workspace__intro { font-size: 15px; margin-bottom: 22px; }
  .technical-tab { font-size: 19px; gap: 9px; padding-block: 17px; }
  .technical-tab:nth-child(even) { padding-left: 10px; }
  .technical-tab > span { font-size: 11px; }
  .technical-panel { padding: 25px; min-height: 345px; }
  .technical-panel__label { font-size: 12px; }
  .technical-panel h3 { font-size: 30px; margin-top: 30px; }
  .technical-panel p { font-size: 14px; }
  .public-design.product-story-home #launch, .public-design.product-story-home .story-pricing { padding-block: 48px; }
  .public-design.product-story-home .story-heading p { font-size: 15px; }
  .public-design.product-story-home .story-launch { grid-template-columns: minmax(0, 1fr); }
  .public-design.product-story-home .story-launch article { padding: 26px 0; }
  .public-design.product-story-home .story-launch article + article { padding: 26px 0 0; border-left: 0; border-top: 1px solid var(--line); }
  .public-design.product-story-home .story-launch h3 { font-size: 30px; }
  .public-design.product-story-home .story-launch p { font-size: 15px; }
  .public-design .pricing-overview { margin-top: 0; }
  .public-design .price-card { padding: 25px; }
  .public-design .pricing-partner-note__copy > strong { font-size: 25px; }
  .public-design.product-story-home .story-faq-layout { grid-template-columns: minmax(0, 1fr); gap: 25px; }
  .public-design .faq-item summary { font-size: 20px; }
  .public-design.product-story-home .story-final__inner { padding: 26px; }
  .public-design .public-hero-heading { padding-left: 14px; border-left-width: 3px; }
  .public-design :is(.public-hero-heading h1,.docs-hero h1) { font-size: clamp(34px, 8vw, 52px); }
  .public-design .site-footer { padding-block: 36px; }
}
@media (prefers-reduced-motion: reduce) {
  .technical-atmosphere { transform: none; }
}

/* Balanced product imagery, aligned to the copy rather than a separate card grid. */
.public-design.seo-body .public-hero-heading h1 { font-size: clamp(38px, 4.1vw, 60px); font-weight: 800; }
.public-design.seo-body .public-first-screen :is(.seo-hero__grid,.implementation-hero__grid),
.public-design.seo-body .docs-hero__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr); gap: clamp(36px, 4.5vw, 72px); align-items: center; }
.public-design.seo-body .public-first-screen :is(.seo-hero__grid,.implementation-hero__grid) > :is(.product-showcase,.implementation-hero__visual),
.public-design.seo-body .docs-hero__visual { margin-top: 0; align-self: center; }
.public-design.seo-body .public-product-preview { padding: 8px; border-radius: 0; background: var(--bg-elevated); }
.public-design.seo-body .public-product-preview .story-capture { border-radius: 0; }
.public-design .product-setup-preview a { border-radius: 0; }

/* Two readable Android screens with quiet device frames and no outer panel. */
.public-design .mobile-scene { position: relative; isolation: isolate; width: min(100%, 560px); margin-inline: auto; padding: 12px 0 0; border: 0; background: transparent; }
.public-design .mobile-scene::before { content: ''; position: absolute; z-index: -1; inset: 28% -3% 6%; background: radial-gradient(ellipse, color-mix(in srgb, var(--primary) 15%, transparent), transparent 70%); filter: blur(20px); pointer-events: none; }
.public-design .mobile-scene__screens { gap: clamp(18px, 2.4vw, 36px); align-items: start; }
.public-design .mobile-scene__screen { width: min(100%, 244px); justify-self: center; }
.public-design .mobile-scene__screen--assistant { margin-top: 32px; }
.public-design .mobile-device { padding: 6px; border: 1px solid #35414a; border-radius: 28px; background: #172128; box-shadow: 0 16px 26px -16px #0b1d2f55; }
.public-design .mobile-device .story-capture { border-radius: 21px; }
.public-design .mobile-scene figcaption { gap: 7px; margin-top: 18px; text-align: left; }
.public-design .mobile-scene figcaption span { font-family: var(--technical-display); font-size: 11px; text-transform: uppercase; letter-spacing: .12em; color: var(--technical-accent); }
.public-design .mobile-scene figcaption b { font-family: var(--technical-display); font-size: 22px; font-weight: 600; line-height: 1.2; }

/* Public guides: one reading column with the site's typography and quiet rules. */
.public-design .doc-container { max-width: var(--container); }
.public-design .doc-article-hero { padding-block: 32px 48px; }
.public-design .doc-article-intro { max-width: 960px; margin: 40px auto 0; }
.public-design .doc-article-meta { gap: 16px; margin: 0 0 24px; color: var(--technical-accent); font-family: var(--technical-display); font-size: 13px; font-weight: 500; text-transform: uppercase; letter-spacing: .1em; }
.public-design .doc-article-meta > span + span { padding-left: 16px; border-left: 1px solid var(--line-strong); }
.public-design .doc-article-meta .doc-read-time { margin: 0; padding-block: 0; border: 0; border-left: 1px solid var(--line-strong); border-radius: 0; color: var(--text-soft); font: inherit; }
.public-design .doc-article-hero h1 { max-width: none; margin: 0; font-size: clamp(38px, 4.1vw, 60px); font-weight: 800; line-height: 1.08; text-transform: uppercase; letter-spacing: -.025em; text-wrap: balance; }
.public-design .doc-article-lead { max-width: 820px; margin: 26px 0 0; color: var(--text-soft); font-size: 19px; line-height: 1.75; }
.public-design .doc-layout { display: block; max-width: var(--container); padding-block: 40px 80px; }
.public-design .doc-content { max-width: 960px; margin-inline: auto; }
.public-design .doc-contents { margin-bottom: 48px; border-block: 1px solid var(--line); }
.public-design .doc-contents summary { display: flex; align-items: center; gap: 16px; min-height: 64px; padding-block: 16px; cursor: pointer; color: var(--text); font-family: var(--technical-display); font-size: 20px; font-weight: 600; list-style: none; }
.public-design .doc-contents summary::-webkit-details-marker { display: none; }
.public-design .doc-contents summary > span { margin-left: auto; color: var(--text-soft); font-family: inherit; font-size: 14px; font-weight: 400; }
.public-design .doc-contents summary::after { content: '+'; width: 24px; color: var(--technical-accent); font-size: 26px; font-weight: 400; text-align: center; }
.public-design .doc-contents[open] summary::after { content: '−'; }
.public-design .doc-contents nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 32px; padding: 0 0 24px; }
.public-design .doc-contents nav a { display: flex; gap: 14px; align-items: baseline; min-height: 44px; padding-block: 10px; color: var(--text-soft); font-size: 16px; line-height: 1.5; text-decoration: none; overflow-wrap: anywhere; }
.public-design .doc-contents nav a > span { flex: 0 0 22px; color: var(--technical-accent); font-family: var(--technical-display); font-size: 12px; }
.public-design .doc-contents nav a:hover { color: var(--technical-accent); text-decoration: underline; text-underline-offset: 4px; }
.public-design .doc-section { display: block; scroll-margin-top: calc(var(--header-h) + 24px); }
.public-design .doc-section + .doc-section { margin-top: 48px; padding-top: 48px; }
.public-design .doc-section__heading { display: flex; align-items: baseline; gap: 16px; margin-bottom: 24px; }
.public-design .doc-section__heading > span { flex: 0 0 auto; color: var(--technical-accent); font-family: var(--technical-display); font-size: 14px; font-weight: 500; }
.public-design .doc-section h2 { margin: 0; font-size: clamp(28px, 2.5vw, 36px); line-height: 1.2; text-transform: uppercase; }
.public-design .doc-section__body { min-width: 0; }
.public-design .doc-section p { margin: 0 0 20px; color: var(--text-soft); font-size: 18px; line-height: 1.8; }
.public-design .doc-section__body > :first-child { margin-top: 0; }
.public-design .doc-section__body > :last-child { margin-bottom: 0; }
.public-design .doc-section ul { gap: 14px; margin: 24px 0; }
.public-design .doc-section ul li { padding-left: 24px; color: var(--text-soft); font-size: 18px; line-height: 1.75; }
.public-design .doc-section ul li::before { top: .72em; left: 0; width: 5px; height: 5px; border-radius: 0; background: var(--technical-accent); }
.public-design .doc-steps { gap: 0; margin-block: 24px; }
.public-design .doc-steps li { gap: 20px; align-items: baseline; padding: 22px 0; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; }
.public-design .doc-steps li:first-child { padding-top: 0; }
.public-design .doc-steps li:last-child { padding-bottom: 0; border-bottom: 0; }
.public-design .doc-steps span { display: block; flex: 0 0 28px; width: auto; height: auto; border-radius: 0; background: transparent; color: var(--technical-accent); font-family: var(--technical-display); font-size: 16px; font-weight: 600; }
.public-design .doc-steps p { margin: 0; font-size: 18px; line-height: 1.75; }
.public-design .doc-note { gap: 16px; margin-top: 28px; padding: 24px; border: 0; border-left: 3px solid var(--technical-accent); border-radius: 0; background: var(--surface-soft); }
.public-design .doc-note > span { flex-basis: 24px; width: 24px; height: 24px; border: 1px solid var(--technical-accent); border-radius: 0; background: transparent; color: var(--technical-accent); font-family: Georgia, serif; font-size: 16px; font-style: italic; }
.public-design .doc-note p { margin: 0; font-size: 16px; line-height: 1.75; }
.public-design .doc-content pre { max-width: 100%; margin-top: 24px; padding: 24px; border: 1px solid var(--line-strong); border-radius: 0; background: var(--technical-deep); color: var(--technical-on-deep); font-size: 14px; line-height: 1.8; }
.public-design .doc-related { margin-top: 40px; padding-top: 24px; }
.public-design .doc-related h2 { font-size: 26px; }
.public-design .public-link-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 32px; }
.public-design .public-link-list > a,
.public-design .docs-card { display: flex; flex-direction: row; align-items: center; justify-content: space-between; gap: 20px; min-width: 0; min-height: 56px; margin: 0; padding: 16px 0; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; box-shadow: none; color: var(--text); font-family: var(--technical-display); font-size: 20px; font-weight: 600; line-height: 1.3; text-decoration: none; transition: none; }
.public-design .public-link-list > a:hover,
.public-design .docs-card:hover { color: var(--technical-accent); transform: none; box-shadow: none; }
.public-design .public-link-list > a:hover > :first-child,
.public-design .docs-card:hover h3 { text-decoration: underline; text-underline-offset: 4px; }
.public-design .public-link-list > a:focus-visible,
.public-design .docs-card:focus-visible { outline: 2px solid var(--technical-accent); outline-offset: 4px; }
.public-design .public-link-list > a > :first-child { color: inherit; font: inherit; text-transform: none; }
.public-design .public-link-list > a > :last-child,
.public-design .docs-card > span { flex: 0 0 auto; color: var(--technical-accent); font-size: 20px; }
.public-design .docs-card-grid { gap: 0 32px; }
.public-design .docs-card h3 { margin: 0; color: inherit; font-size: 20px; font-weight: 600; }
.public-design .docs-quick-start { margin-top: 20px; }
.public-design .docs-index > .container { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; gap: 36px 40px; }
.public-design .docs-group + .docs-group { margin-top: 0; }
.public-design .docs-group__heading { margin-bottom: 12px; }
.public-design .docs-group__heading h2 { font-size: 26px; }
.public-design .docs-card-grid[data-count] { grid-template-columns: minmax(0, 1fr); }
.public-design .docs-search-empty { grid-column: 1 / -1; }
.public-design :is(.doc-contents summary,.doc-contents a):focus-visible { outline: 2px solid var(--technical-accent); outline-offset: 5px; }

/* Legal reading surfaces use the same type scale and flat components. */
@media screen {
  .public-design .legal-hero { padding-block: 32px 48px; }
  .public-design .legal-hero__inner { max-width: var(--container); }
  .public-design .legal-hero h1 { max-width: 1060px; font-size: clamp(38px, 4.1vw, 60px); font-weight: 800; line-height: 1.08; letter-spacing: -.025em; text-transform: uppercase; }
  .public-design .legal-document { font-size: 17px; line-height: 1.8; }
  .public-design .legal-document h2 { margin-top: 40px; font-size: 30px; font-weight: 700; }
  .public-design .legal-document h3 { font-size: 24px; }
  .public-design .legal-sidebar { top: calc(var(--header-h) + 24px); padding: 0; border: 0; border-left: 1px solid var(--line); border-radius: 0; background: transparent; backdrop-filter: none; }
  .public-design .legal-sidebar__all, .public-design .legal-sidebar nav a { padding: 12px 18px; border-radius: 0; font-size: 15px; }
  .public-design :is(.legal-callout,.legal-table-wrap,.legal-details,.legal-index__notice,.legal-operator-card,.legal-card,.legal-meta button,.legal-index__notice > a) { border-radius: 0; }
  .public-design .legal-callout { padding: 24px; border: 0; border-left: 3px solid var(--technical-accent); }
  .public-design .legal-meta { font-size: 14px; }
  .public-design .legal-meta button { min-height: 44px; padding-inline: 16px; }
  .public-design .legal-card:hover { transform: none; }
  .public-design .legal-card h2 { font-size: 26px; font-weight: 600; }
  .public-design .legal-card p { font-size: 16px; line-height: 1.65; }
  .public-design .legal-index__notice > a { background: var(--button-bg); color: #fff; }
}

/* One focused form on both desktop and mobile. */
.public-design.auth-page .auth-layout { width: min(calc(100% - 40px), 480px); grid-template-columns: minmax(0, 1fr); gap: 0; }
.public-design.auth-page .auth-main { padding-block: 48px; }
.public-design .auth-card { border-color: var(--line); border-top: 2px solid var(--technical-accent); }
.public-design .auth-card__inner { padding: 36px; }
.public-design .auth-card__header { margin-bottom: 28px; }
.public-design .auth-card__header p { margin: 0; font-size: 15px; line-height: 1.6; }
.public-design .auth-field > label { font-size: 14px; font-weight: 500; }
.public-design .auth-switch { font-size: 13px; }
.public-design .auth-input-wrap > svg { display: none; }
.public-design .auth-input-wrap input { min-height: 52px; padding: 14px 16px; }
.public-design .auth-input-wrap--password input { padding-right: 48px; }
.public-design .auth-alert--notice { background: var(--bg-elevated); border-color: var(--line); color: var(--text-soft); }
.public-design.auth-page--mobile .site-header__inner { display: flex; }
.public-design.auth-page--mobile .auth-main { padding-block: 24px 40px; }
@media (max-width: 900px) {
  .public-design.seo-body .public-first-screen :is(.seo-hero__grid,.implementation-hero__grid),
  .public-design.seo-body .docs-hero__grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .public-design .doc-section { grid-template-columns: minmax(180px, .8fr) minmax(0, 1.8fr); gap: 0 32px; }
  .public-design .docs-index > .container { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .public-design.seo-body .public-hero-heading h1 { font-size: clamp(32px, 8.8vw, 48px); }
  .public-design .doc-article-hero { padding-block: 24px 32px; }
  .public-design .doc-article-intro { margin-top: 28px; }
  .public-design .doc-article-meta { gap: 12px; margin-bottom: 20px; font-size: 12px; letter-spacing: .06em; }
  .public-design .doc-article-meta > span + span { padding-left: 12px; }
  .public-design .doc-article-hero h1 { font-size: clamp(32px, 8.5vw, 48px); }
  .public-design .doc-article-lead { margin-top: 22px; font-size: 17px; line-height: 1.7; }
  .public-design .doc-layout { padding-block: 28px 48px; }
  .public-design .doc-contents { margin-bottom: 32px; }
  .public-design .doc-contents summary { gap: 10px; font-size: 19px; }
  .public-design .doc-contents summary > span { font-size: 13px; }
  .public-design .doc-contents nav { grid-template-columns: minmax(0, 1fr); gap: 0; padding-bottom: 16px; }
  .public-design .doc-section + .doc-section { margin-top: 32px; padding-top: 32px; }
  .public-design .doc-section__heading { gap: 12px; margin-bottom: 20px; }
  .public-design .doc-section h2 { font-size: 28px; }
  .public-design .doc-section :is(p,ul li) { font-size: 17px; line-height: 1.75; }
  .public-design .doc-steps li { gap: 12px; padding-block: 18px; }
  .public-design .doc-steps span { flex-basis: 24px; font-size: 14px; }
  .public-design .doc-note { gap: 12px; padding: 20px 16px; }
  .public-design .doc-note p { font-size: 15px; }
  .public-design .doc-content pre { padding: 18px; font-size: 13px; }
  .public-design .doc-related { margin-top: 40px; padding-top: 24px; }
  .public-design .public-link-list { grid-template-columns: minmax(0, 1fr); }
  .public-design .docs-index > .container { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .public-design.auth-page .auth-main { padding-block: 28px 40px; }
  .public-design .auth-card__inner { padding: 28px 22px; }
  .public-design .mobile-device { padding: 4px; border-radius: 20px; }
  .public-design .mobile-device .story-capture { border-radius: 15px; }
  .public-design .mobile-scene__screen--assistant { margin-top: 24px; }
  .public-design .mobile-scene figcaption b { font-size: 19px; }
}

@media screen and (max-width: 760px) {
  .public-design .legal-hero { padding-block: 24px 32px; }
  .public-design .legal-hero h1 { font-size: clamp(32px, 8.5vw, 48px); }
  .public-design .legal-sidebar { position: static; }
  .public-design .legal-document { font-size: 16px; }
  .public-design .legal-document h2 { font-size: 28px; }
  .public-design .legal-card h2 { font-size: 24px; }
  .public-design .legal-card p { font-size: 15px; }
}