/* Marketing is intentionally isolated from the private portal stylesheet. */
.marketing {
  --background: #f7f9f8;
  --surface: #ffffff;
  --ink: #242c2b;
  --muted: #52615e;
  --accent: #146958;
  --accent-hover: #0d4b3e;
  --tint: #e8f0ed;
  --line: #cbd6d1;
  --logo-accent: #17836b;
  --error: #a12f22;
  --mono: Consolas, "SFMono-Regular", Menlo, Monaco, monospace;
  --panel: #202e2c;
  --panel-ink: #f4f8f6;
  --panel-muted: #bfcec8;
  --panel-line: #52635c;
  margin: 0;
  background: var(--background);
  color: var(--ink);
  font: 400 1rem/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color-scheme: light;
  -webkit-tap-highlight-color: #14695833;
}
.marketing.consulting {
  --background: #f8f7f3;
  --ink: #213f35;
  --muted: #56645a;
  --accent: #294f40;
  --accent-hover: #18372a;
  --tint: #eeeee4;
  --line: #d1d5c9;
  --logo-accent: #a85b32;
  --gold: #776126;
}
.marketing *, .marketing *::before, .marketing *::after { box-sizing: border-box; }
.marketing [hidden] { display: none !important; }
.marketing ::selection { background: var(--accent); color: var(--surface); }
.marketing .wrap { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.marketing a { color: inherit; text-underline-offset: 4px; text-decoration-thickness: 1px; }
.marketing a:hover { color: var(--accent); text-decoration-thickness: 2px; }
.marketing :where(a, button, input, textarea, summary):focus-visible,
.marketing [tabindex="-1"]:focus-visible { outline: 3px solid var(--logo-accent); outline-offset: 5px; }
.marketing :where(a, button, summary) { touch-action: manipulation; }
.marketing p { margin: 0 0 1.1em; max-width: 70ch; text-wrap: pretty; }
.marketing h1, .marketing h2, .marketing h3 { margin: 0; font-weight: 650; text-wrap: balance; }
.marketing h1 { font-size: clamp(2.5rem, 4.5vw, 4.5rem); line-height: 1.08; letter-spacing: -.035em; }
.marketing h2 { font-size: clamp(2rem, 3.4vw, 3.25rem); line-height: 1.15; letter-spacing: -.025em; }
.marketing h3 { font-size: 1.25rem; line-height: 1.35; letter-spacing: -.015em; }
.marketing :where(section, main) { scroll-margin-top: 24px; }
.marketing .skip-link { position: fixed; top: 12px; left: 16px; z-index: 1; transform: translateY(-200%); background: var(--ink); color: var(--surface); padding: 12px 20px; }
.marketing .skip-link:focus { transform: translateY(0); }
.marketing .site-header { min-height: 120px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 28px; }
.marketing .wordmark { font: 700 2.25rem/1 var(--mono); letter-spacing: -.04em; text-decoration: none; }
.marketing .wordmark span { color: var(--logo-accent); animation: terminal-cursor 1.2s step-end infinite; }
@keyframes terminal-cursor { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.marketing.cursor-paused .wordmark span { animation: none; }
.marketing .cursor-toggle { padding: 0; min-height: 48px; border: 0; background: none; color: var(--muted); font: inherit; font-size: .875rem; cursor: pointer; text-decoration: underline; text-underline-offset: 4px; }
.marketing .wordmark--stacked { font-size: 1.65rem; line-height: .98; }
.marketing nav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 28px; }
.marketing nav a { display: inline-flex; align-items: center; min-height: 48px; text-decoration: none; font-size: .9375rem; }
.marketing .nav-discover { gap: 16px; }
.marketing .nav-cta { gap: 16px; font-weight: 650; border-bottom: 1px solid var(--ink); }
.marketing .hero { display: grid; grid-template-columns: 1.04fr 1fr; gap: 64px; align-items: center; padding-block: 72px 112px; }
.marketing.purbio .hero-copy { position: relative; }
.marketing .alchemy-elements { position: absolute; bottom: calc(100% + 32px); display: flex; gap: 20px; }
.marketing .alchemy-elements svg { display: block; fill: none; stroke: currentColor; stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.marketing .element-earth { color: #146958; }
.marketing .element-water { color: #286fa8; }
.marketing .element-fire { color: #c45136; }
.marketing .element-air { color: #438e98; }
.marketing .annotation, .marketing .mono { font-family: var(--mono); font-size: .875rem; line-height: 1.5; }
.marketing .annotation { color: var(--accent); margin-bottom: 24px; }
.marketing .status-dot { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: currentColor; vertical-align: 2px; }
.marketing .hero-lead { margin-top: 28px; color: var(--muted); font-size: 1.125rem; line-height: 1.7; }
.marketing .actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 28px; margin-top: 32px; }
.marketing .button { display: inline-flex; align-items: center; justify-content: center; gap: 24px; min-height: 48px; padding: 12px 20px; border: 0; border-radius: 6px; background: var(--accent); color: var(--surface); font: 600 .9375rem/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; text-decoration: none; cursor: pointer; transition: background-color 160ms ease-out, transform 160ms ease-out; }
.marketing .button:hover { background: var(--accent-hover); color: var(--surface); }
.marketing .button:active { transform: translateY(1px); }
.marketing .button:disabled { cursor: wait; opacity: .7; }
.marketing .text-link { display: inline-flex; align-items: center; gap: 12px; min-height: 48px; font-size: .9375rem; }
.marketing .hero-note { margin: 20px 0 0; color: var(--muted); font-size: .875rem; }
.marketing .concept { margin: 0; min-width: 0; border-radius: 12px; background: var(--panel); color: var(--panel-ink); overflow: hidden; }
.marketing .concept-header { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 28px; border-bottom: 1px solid var(--panel-line); color: var(--panel-muted); font: .8125rem/1.5 var(--mono); }
.marketing .concept-brand { color: var(--panel-ink); font-weight: 700; font-size: 1rem; }
.marketing .concept-body { padding: 28px; }
.marketing .concept-title .mono { margin-bottom: 14px; color: var(--panel-muted); }
.marketing .concept-title h2 { font-size: clamp(1.65rem, 2.4vw, 2.25rem); }
.marketing .badge { display: inline-block; margin-top: 18px; padding: 4px 9px; border: 1px solid #8ea495; border-radius: 4px; color: #d7e8dc; font: .75rem/1.5 var(--mono); }
.marketing .workflow-summary { padding: 24px 0 20px; }
.marketing .workflow-summary > span { display: block; font: .75rem/1.5 var(--mono); color: var(--panel-muted); margin-bottom: 6px; }
.marketing .workflow-summary p { margin: 0; font-size: .875rem; }
.marketing .preview-steps { padding: 0; margin: 0; list-style: none; }
.marketing .preview-steps li { display: flex; align-items: flex-start; gap: 12px; padding: 16px 0; border-top: 1px solid var(--panel-line); }
.marketing .preview-steps li > div { flex: 1; min-width: 0; }
.marketing .preview-steps strong { display: block; font-size: .875rem; font-weight: 600; }
.marketing .preview-steps div > span { display: block; color: var(--panel-muted); font-size: .8125rem; line-height: 1.6; margin-top: 3px; }
.marketing .step-symbol { color: #a6dfc5; font-family: var(--mono); }
.marketing .step-state { font: .75rem/1.8 var(--mono); color: var(--panel-muted); }
.marketing .approval-note { padding: 18px 0; border-block: 1px solid var(--panel-line); }
.marketing .approval-note .mono { color: #a6dfc5; font-size: .75rem; }
.marketing .approval-note p { margin: 6px 0 0; font-size: .875rem; }
.marketing .activity { margin-top: 20px; }
.marketing .activity > span { color: var(--panel-muted); font-size: .75rem; }
.marketing .activity p { margin: 8px 0 0; font-size: .8125rem; color: var(--panel-muted); }
.marketing .activity p span { color: #a6dfc5; margin-right: 6px; }
.marketing .concept-disclaimer { max-width: none; margin: 0; padding: 14px 28px; border-top: 1px solid var(--panel-line); color: var(--panel-muted); font: .75rem/1.5 var(--mono); }
.marketing .section { padding-block: 96px; }
.marketing .split-intro, .marketing .about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.marketing .split-intro > div > p:not(.annotation) { margin-top: 24px; color: var(--muted); }
.marketing .prose { color: var(--muted); }
.marketing .large-copy { color: var(--ink); font-size: 1.5rem; line-height: 1.5; letter-spacing: -.015em; }
.marketing .section-heading { display: flex; justify-content: space-between; align-items: end; gap: 48px; margin-bottom: 48px; }
.marketing .section-heading > p { max-width: 38ch; margin: 0; color: var(--muted); }
.marketing .workflow-section, .marketing .approach-section, .marketing .examples-section { background: var(--tint); }
.marketing .workflow-path { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 28px; list-style: none; padding: 0; margin: 0; }
.marketing .workflow-path li { border-top: 1px solid var(--line); padding-top: 22px; }
.marketing .path-number { display: block; color: var(--accent); font: .875rem/1.5 var(--mono); margin-bottom: 24px; }
.marketing .workflow-path h3 { margin-bottom: 14px; }
.marketing .workflow-path p { margin: 0; color: var(--muted); font-size: .9375rem; }
.marketing .capability-list { margin: 0; }
.marketing .capability-list > div { display: grid; grid-template-columns: 1fr 1.35fr; gap: 32px; padding: 24px 0; border-top: 1px solid var(--line); }
.marketing .capability-list dt { font-size: 1.125rem; font-weight: 600; }
.marketing .capability-list dd { margin: 0; color: var(--muted); }
.marketing .control-section { background: var(--accent); color: var(--surface); }
.marketing .control-layout { display: grid; grid-template-columns: 1.2fr 1fr; gap: 96px; }
.marketing .control-section .annotation { color: #ceeadf; }
.marketing .control-layout h2 + p { margin: 28px 0 0; color: #deeee7; }
.marketing .control-principles { padding-top: 8px; }
.marketing .control-principles p { color: #deeee7; margin-bottom: 28px; }
.marketing .control-principles p:last-child { margin-bottom: 0; }
.marketing .control-principles strong { color: var(--surface); font-size: 1.125rem; }
.marketing .faq-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 80px; }
.marketing details { border-top: 1px solid var(--line); }
.marketing details:last-child { border-bottom: 1px solid var(--line); }
.marketing summary { padding: 22px 28px 22px 0; cursor: pointer; font-weight: 600; line-height: 1.5; }
.marketing summary:hover { color: var(--accent); }
.marketing details p { margin: 0; padding: 0 0 24px; color: var(--muted); }
.marketing .signup-section { background: var(--tint); }
.marketing .form-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 96px; align-items: start; }
.marketing .form-intro > p:not(.annotation) { color: var(--muted); margin-top: 28px; }
.marketing .founder-note { margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--line); font-size: .9375rem; }
.marketing .contact-form { min-width: 0; }
.marketing .form-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.marketing .form-hint, .marketing .field-hint, .marketing .privacy-note { font-size: .875rem; color: var(--muted); }
.marketing .form-hint { margin-bottom: 24px; }
.marketing .field { margin-bottom: 24px; min-width: 0; }
.marketing label { display: block; font-size: .9375rem; font-weight: 600; margin-bottom: 8px; }
.marketing .optional { color: var(--muted); font-weight: 400; }
.marketing .field-hint { margin-bottom: 12px; }
.marketing :where(input:not([type="hidden"]), textarea) { display: block; width: 100%; min-width: 0; min-height: 48px; padding: 12px; border: 1px solid #82958a; border-radius: 6px; background: var(--surface); color: var(--ink); font: inherit; line-height: 1.5; }
.marketing textarea { resize: vertical; }
.marketing [aria-invalid="true"] { border-color: var(--error); }
.marketing .field-error { color: var(--error); font-size: .875rem; margin: 8px 0 0; overflow-wrap: anywhere; }
.marketing .form-status { overflow-wrap: anywhere; }
.marketing .form-status:not(:empty) { padding: 16px; margin-bottom: 24px; border: 1px solid var(--accent); border-radius: 6px; }
.marketing .form-status.is-error { color: var(--error); border-color: var(--error); }
.marketing .form-status.is-success { color: var(--accent); font-weight: 600; }
.marketing .privacy-note { margin: 0 0 24px; }
.marketing .honeypot { display: none; }
.marketing .site-footer { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 24px; padding-block: 40px; }
.marketing .site-footer p { margin: 0; color: var(--muted); font-size: .875rem; }
.marketing .site-footer .footer-name { font-weight: 600; color: var(--ink); font-size: 1rem; margin-bottom: 4px; }
.marketing .footer-links { display: flex; flex-wrap: wrap; gap: 12px 28px; }
.marketing .footer-links a { display: inline-flex; align-items: center; gap: 8px; min-height: 48px; font-size: .875rem; }
.marketing .consulting-hero { grid-template-columns: 1.4fr .85fr; gap: 80px; }
.marketing .consulting-hero h1 { font-size: clamp(2.5rem, 4.35vw, 4.25rem); }
.marketing .consulting-hero h1 em { color: var(--accent); font-style: normal; }
.marketing .diagnosis-note { padding: 36px; border: 1px solid var(--line); border-radius: 12px; }
.marketing .diagnosis-note > .mono { color: var(--gold); }
.marketing .diagnosis-note h2 { font-size: clamp(1.65rem, 2.5vw, 2rem); }
.marketing .diagnosis-note > p:not(.mono) { color: var(--muted); font-size: .9375rem; }
.marketing .handoff-example { display: flex; flex-direction: column; align-items: flex-start; margin-block: 32px; }
.marketing .handoff-example > span:not(.handoff-arrow) { padding-block: 8px; font-weight: 600; border-bottom: 1px solid var(--line); }
.marketing .handoff-arrow { color: var(--logo-accent); padding-block: 8px; font-family: var(--mono); }
.marketing .diagnosis-note .illustrative-label { font: .75rem/1.6 var(--mono); margin: 24px 0 0; }
.marketing .problem-list { padding: 0; margin: 0; list-style: none; }
.marketing .problem-list li { padding: 18px 0; border-bottom: 1px solid var(--line); }
.marketing .problem-list li:first-child { padding-top: 0; }
.marketing .method-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 40px 64px; }
.marketing .method-list li { display: flex; align-items: baseline; gap: 24px; border-top: 1px solid var(--line); padding-top: 24px; }
.marketing .method-list .path-number { color: var(--gold); }
.marketing .method-list h3 { margin-bottom: 12px; }
.marketing .method-list p { margin: 0; color: var(--muted); }
.marketing .service-list article { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; border-top: 1px solid var(--line); padding-block: 36px; }
.marketing .service-list article:last-child { padding-bottom: 0; }
.marketing .service-list .mono { color: var(--gold); margin-bottom: 8px; }
.marketing .service-list h3 { font-size: clamp(1.5rem, 2.5vw, 2rem); }
.marketing .service-list article p { color: var(--muted); }
.marketing .service-list .service-detail { margin-bottom: 0; font-size: .875rem; }
.marketing .comparison + .comparison { margin-top: 48px; }
.marketing .comparison h3 { font-size: 1.5rem; margin-bottom: 24px; }
.marketing .comparison dl { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; margin: 0; }
.marketing .comparison dl > div { border-top: 1px solid var(--line); padding-top: 20px; }
.marketing .comparison dt { font: .875rem/1.5 var(--mono); color: var(--gold); margin-bottom: 12px; }
.marketing .comparison dd { color: var(--muted); margin: 0; }
.marketing .form-reassurance { font-size: .9375rem; }
@media (max-width: 1000px) {
  .marketing .hero { gap: 32px; padding-block: 56px 80px; }
  .marketing .consulting-hero { gap: 40px; }
  .marketing .section { padding-block: 72px; }
  .marketing :is(.split-intro, .about-layout, .form-layout, .control-layout, .faq-layout) { gap: 40px; }
  .marketing .workflow-path { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; }
  .marketing .form-pair { grid-template-columns: 1fr; gap: 0; }
  .marketing .concept-body { padding: 24px; }
  .marketing .diagnosis-note { padding: 24px; }
}
@media (max-width: 760px) {
  .marketing .site-header { align-items: flex-start; min-height: 0; gap: 20px; }
  .marketing nav { justify-content: flex-end; gap: 0 20px; }
  .marketing nav a { font-size: .875rem; }
  .marketing .hero, .marketing .consulting-hero { grid-template-columns: 1fr; gap: 48px; padding-block: 48px 64px; }
  .marketing .hero-copy { max-width: 620px; }
  .marketing .alchemy-elements { position: static; gap: 16px; margin-bottom: 24px; }
  .marketing .alchemy-elements svg { width: 40px; height: 40px; }
  .marketing h1 { font-size: clamp(2.5rem, 7vw, 4rem); }
  .marketing .consulting-hero h1 { font-size: clamp(2.5rem, 7vw, 4rem); }
  .marketing .concept { max-width: 600px; width: 100%; }
  .marketing .concept-title h2 { font-size: 2rem; }
  .marketing :is(.split-intro, .about-layout, .control-layout, .faq-layout, .form-layout) { grid-template-columns: 1fr; gap: 32px; }
  .marketing .section-heading { align-items: start; flex-direction: column; gap: 24px; margin-bottom: 36px; }
  .marketing .section-heading > p { max-width: 60ch; }
  .marketing .capability-list > div { grid-template-columns: 1fr 1.2fr; gap: 24px; }
  .marketing .method-list { gap: 32px; }
  .marketing .method-list li { flex-direction: column; gap: 12px; }
  .marketing .method-list .path-number { margin: 0; }
  .marketing .service-list article { grid-template-columns: 1fr; gap: 20px; }
  .marketing .comparison dl { gap: 32px; }
  .marketing .founder-note { margin-top: 32px; }
  .marketing .form-intro > p:not(.annotation) { margin-top: 20px; }
}
@media (max-width: 480px) {
  .marketing .wrap { width: calc(100% - 32px); }
  .marketing .site-header { flex-wrap: wrap; padding-block: 24px; }
  .marketing nav { width: 100%; justify-content: flex-start; gap: 0 18px; }
  .marketing .wordmark { font-size: 2rem; }
  .marketing .wordmark--stacked { font-size: 1.6rem; }
  .marketing .hero { padding-top: 32px; }
  .marketing .hero h1 { font-size: 2.5rem; }
  .marketing .hero-lead { font-size: 1.0625rem; }
  .marketing .section { padding-block: 56px; }
  .marketing .concept-body { padding: 20px; }
  .marketing .concept-header, .marketing .concept-disclaimer { padding-inline: 20px; }
  .marketing .concept-header { flex-wrap: wrap; gap: 8px 16px; }
  .marketing .step-state { display: none; }
  .marketing .badge, .marketing .concept-header, .marketing .concept-disclaimer,
  .marketing .workflow-summary > span, .marketing .preview-steps div > span,
  .marketing .approval-note .mono, .marketing .activity > span, .marketing .activity p,
  .marketing .diagnosis-note .illustrative-label { font-size: .875rem; }
  .marketing .workflow-path, .marketing .method-list, .marketing .comparison dl { grid-template-columns: 1fr; }
  .marketing .workflow-path li { display: grid; grid-template-columns: 28px 1fr; column-gap: 16px; }
  .marketing .workflow-path p { grid-column: 2; }
  .marketing .workflow-path .path-number { grid-row: 1 / 3; margin: 0; }
  .marketing .capability-list > div { grid-template-columns: 1fr; gap: 8px; padding-block: 20px; }
  .marketing .large-copy { font-size: 1.25rem; }
  .marketing .contact-form .button { width: 100%; }
  .marketing .site-footer { align-items: start; flex-direction: column; padding-block: 32px; }
}
/* Minimal public landing pages. Form/backend styles stay shared with native POST. */
.marketing { min-height: 100svh; display: flex; flex-direction: column; }
.marketing .site-header { justify-content: flex-end; min-height: 96px; }
.marketing .site-header > .wordmark { display: none; }
.marketing main { flex: 1; display: flex; align-items: center; }
.marketing .brand-stage { text-align: center; padding-block: 48px 64px; }
.marketing .brand-stage .alchemy-elements { position: static; justify-content: center; gap: clamp(12px, 3vw, 28px); margin: 0 0 40px; }
.marketing .brand-stage .alchemy-elements svg { width: clamp(36px, 5vw, 56px); height: auto; }
.marketing .brand-stage .stage-wordmark { font-size: clamp(3rem, 8vw, 5.5rem); line-height: 1; letter-spacing: -.065em; padding-left: .535em; }
.marketing .brand-stage .wordmark--stacked { font-size: clamp(2rem, 5.5vw, 3.75rem); line-height: .98; }
.marketing .stage-line { margin: 32px auto 12px; font-size: clamp(1rem, 2.3vw, 1.5rem); color: var(--ink); }
.marketing .stage-description { max-width: 44ch; margin: 0 auto 28px; color: var(--muted); font-size: 1rem; }
.marketing .stage-contact,
.marketing .stage-contact:last-child { border: 0; }
.marketing .stage-contact > summary { list-style: none; }
.marketing .stage-contact > summary::-webkit-details-marker { display: none; }
.marketing .stage-contact > summary:hover { color: var(--surface); }
.marketing .stage-contact[open] > summary { margin-bottom: 32px; }
.marketing .stage-form { max-width: 560px; margin-inline: auto; padding-top: 24px; text-align: left; border-top: 1px solid var(--line); }
.marketing .site-footer { padding-block: 16px; }
.marketing .footer-label { color: var(--muted); font: .75rem/1.5 var(--mono); }
@media (max-width: 480px) {
  .marketing .site-header { padding-block: 16px; min-height: 72px; }
  .marketing .site-header nav { justify-content: center; }
  .marketing .site-footer { flex-direction: row; align-items: center; gap: 8px; }
  .marketing .brand-stage { padding-block: 32px 48px; }
}
@media (prefers-reduced-motion: reduce) {
  .marketing .wordmark span { animation: none; }
  .marketing .cursor-toggle { display: none; }
  .marketing .button { transition: none; }
  .marketing .button:active { transform: none; }
}