@layer reset, base, components, responsive;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body, h1, h2, h3, p, ul, blockquote { margin: 0; }
  ul { padding: 0; list-style: none; }
  img, svg { display: block; max-width: 100%; }
  button, a { font: inherit; }
  button { border: 0; }
}

@layer base {
  :root {
    --ink: #173f40; --ink-soft: #4d6b6c; --brand: #28696a; --brand-dark: #1d5657;
    --mint: #75beb0; --mint-light: #bce5dc; --wash: #edf8f5; --cream: #fffdf8;
    --white: #fff; --line: rgba(40, 105, 106, .14); --shadow: 0 24px 70px rgba(23, 63, 64, .11);
    --shadow-soft: 0 12px 36px rgba(23, 63, 64, .08); --radius-xl: 36px; --radius-lg: 26px;
    --radius-md: 18px; --shell: 1160px;
  }
  body { min-width: 320px; color: var(--ink); background: var(--cream); font-family: Inter, ui-rounded, "SF Pro Rounded", "Segoe UI", system-ui, sans-serif; line-height: 1.6; text-rendering: optimizeLegibility; }
  body::before { content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none; background: radial-gradient(circle at 8% 18%, rgba(117,190,176,.13), transparent 25%), radial-gradient(circle at 92% 52%, rgba(117,190,176,.1), transparent 23%); }
  a { color: inherit; text-decoration: none; }
  button { color: inherit; cursor: pointer; }
  :focus-visible { outline: 3px solid var(--mint); outline-offset: 4px; }
  ::selection { color: var(--ink); background: var(--mint-light); }
  .shell { width: min(calc(100% - 40px), var(--shell)); margin-inline: auto; }
  section { scroll-margin-top: 90px; }
}

@layer components {
  .skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 10px 16px; border-radius: 999px; background: var(--ink); color: white; transform: translateY(-150%); }
  .skip-link:focus { transform: none; }
  .site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid transparent; background: rgba(255,253,248,.86); backdrop-filter: blur(18px); }
  .nav { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
  .brand img { width: 132px; height: auto; }
  .nav-links { display: flex; gap: 30px; margin-left: auto; color: var(--ink-soft); font-size: .94rem; font-weight: 700; }
  .nav-links a { transition: color .2s ease; }
  .nav-links a:hover { color: var(--brand); }
  .button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 24px; border-radius: 999px; background: var(--brand); color: white; font-weight: 800; box-shadow: 0 10px 24px rgba(40,105,106,.2); transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
  .button:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 14px 30px rgba(40,105,106,.25); }
  .button-small { min-height: 42px; padding-inline: 18px; font-size: .88rem; }
  .button-light { background: white; color: var(--brand); box-shadow: none; }
  .button-light:hover { background: var(--wash); color: var(--brand-dark); }
  .text-link { color: var(--brand); font-weight: 800; border-bottom: 1px solid var(--mint); padding: 8px 2px; }
  .text-link span { display: inline-block; transition: transform .2s ease; }
  .text-link:hover span { transform: translateX(4px); }
  .eyebrow { display: flex; align-items: center; gap: 10px; color: var(--brand); font-size: .78rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
  .eyebrow > span { width: 8px; height: 8px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 6px rgba(117,190,176,.16); }
  .eyebrow-light { color: var(--mint-light); }
  .section-heading { max-width: 760px; }
  .section-heading.centered { margin-inline: auto; text-align: center; }
  .section-heading.centered .eyebrow { justify-content: center; }
  .section-heading h2, .split-copy h2, .assist-copy h2, .closing h2 { margin-top: 18px; font-size: clamp(2.25rem, 4.4vw, 4.35rem); line-height: 1.04; letter-spacing: -.052em; }
  .section-heading > p:last-child, .split-copy > p, .assist-copy > p { margin-top: 22px; color: var(--ink-soft); font-size: clamp(1rem, 1.5vw, 1.17rem); }
  .hero { min-height: calc(100svh - 78px); display: grid; grid-template-columns: 1.02fr .98fr; gap: clamp(44px,7vw,94px); align-items: center; padding-block: 72px 92px; }
  .hero-copy { animation: rise .7s ease both; }
  .hero h1 { max-width: 720px; margin-top: 24px; font-size: clamp(3rem,6.2vw,5.65rem); line-height: .98; letter-spacing: -.068em; }
  .hero h1 em { color: var(--brand); font-style: normal; }
  .hero-lead { max-width: 650px; margin-top: 28px; color: var(--ink-soft); font-size: clamp(1.04rem,1.6vw,1.22rem); }
  .hero-actions { display: flex; align-items: center; gap: 20px; margin-top: 34px; flex-wrap: wrap; }
  .hero-note { margin-top: 19px; color: #718989; font-size: .83rem; }
  .hero-note span { color: var(--mint); font-size: .65rem; margin-right: 5px; }
  .hero-visual { position: relative; min-height: 570px; display: grid; place-items: center; animation: rise .7s .12s ease both; }
  .orb { position: absolute; border-radius: 50%; filter: blur(2px); }
  .orb-one { width: 470px; height: 470px; background: linear-gradient(145deg,#d9f0ea,#83c9bb); }
  .orb-two { width: 340px; height: 340px; top: 3%; right: -7%; border: 1px solid rgba(40,105,106,.13); background: rgba(255,255,255,.35); }
  .app-window { position: relative; z-index: 2; width: min(100%,500px); overflow: hidden; border: 1px solid rgba(255,255,255,.7); border-radius: 26px; background: rgba(255,255,255,.94); box-shadow: 0 34px 85px rgba(23,63,64,.2); transform: rotate(1.5deg); }
  .window-bar { height: 48px; padding: 0 17px; display: flex; align-items: center; gap: 6px; border-bottom: 1px solid var(--line); background: #fafdfc; }
  .window-bar > span { width: 7px; height: 7px; border-radius: 50%; background: var(--mint-light); }
  .window-bar > span:nth-child(2) { background: var(--mint); }
  .window-bar > span:nth-child(3) { background: var(--brand); }
  .window-bar p { margin-left: auto; color: #759091; font-size: .67rem; font-weight: 700; }
  .app-body { min-height: 380px; display: grid; grid-template-columns: 62px 1fr; }
  .app-sidebar { padding: 19px 14px; display: flex; flex-direction: column; align-items: center; gap: 20px; background: var(--brand); }
  .app-sidebar img { width: 27px; filter: brightness(0) invert(1); }
  .app-sidebar i { width: 25px; height: 25px; border-radius: 8px; background: rgba(255,255,255,.13); }
  .app-sidebar i:first-of-type { background: var(--mint); }
  .app-content { padding: 26px 24px; background: linear-gradient(145deg,#fff,#f7fbfa); }
  .context-chip { width: fit-content; padding: 7px 11px; border-radius: 99px; color: var(--brand); background: var(--wash); font-size: .67rem; font-weight: 800; }
  .context-chip span { display: inline-block; width: 6px; height: 6px; margin-right: 5px; border-radius: 50%; background: var(--mint); }
  .patient-row { margin-top: 24px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; }
  .patient-avatar { width: 43px; height: 43px; display: grid; place-items: center; border-radius: 14px; color: white; background: var(--brand); font-weight: 900; }
  .patient-row small, .patient-row strong { display: block; }
  .patient-row small, .signal-grid small, .assist-preview small { color: #809495; font-size: .64rem; }
  .patient-row strong { font-size: .86rem; }
  .patient-row b { padding: 5px 8px; border-radius: 99px; color: var(--brand); background: var(--mint-light); font-size: .58rem; }
  .signal-grid { margin-top: 20px; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
  .signal-grid > div { min-height: 105px; padding: 15px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 15px; background: white; }
  .signal-grid strong { margin-top: 5px; font-size: .76rem; }
  .signal-grid span { margin-top: auto; color: #819697; font-size: .58rem; }
  .assist-preview { margin-top: 11px; padding: 13px; display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; border-radius: 15px; color: white; background: var(--brand); }
  .assist-mark { width: 29px; height: 29px; display: grid; place-items: center; border-radius: 9px; color: var(--brand); background: var(--mint-light); font-weight: 900; }
  .assist-preview small { color: var(--mint-light); }
  .assist-preview p { font-size: .7rem; font-weight: 750; }
  .floating-card { position: absolute; z-index: 3; padding: 13px 16px; display: flex; align-items: center; gap: 10px; border: 1px solid rgba(255,255,255,.8); border-radius: 17px; background: rgba(255,255,255,.94); box-shadow: var(--shadow-soft); backdrop-filter: blur(12px); }
  .floating-card > span { width: 33px; height: 33px; display: grid; place-items: center; border-radius: 10px; color: var(--brand); background: var(--wash); font-size: .72rem; font-weight: 900; }
  .floating-card p { color: var(--ink-soft); font-size: .67rem; line-height: 1.3; }
  .floating-card strong { display: block; color: var(--ink); font-size: .74rem; }
  .floating-top { top: 8%; left: -5%; }
  .floating-bottom { right: -6%; bottom: 9%; }

  .problem { padding-block: 120px; background: var(--wash); }
  .problem-grid { margin-top: 58px; display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
  .problem-grid article { min-height: 280px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(255,255,255,.72); }
  .problem-grid .featured-card { color: white; border-color: var(--brand); background: var(--brand); box-shadow: var(--shadow); transform: translateY(-12px); }
  .card-number { display: grid; width: 43px; height: 43px; place-items: center; border-radius: 13px; color: var(--brand); background: var(--mint-light); font-size: .72rem; font-weight: 900; }
  .problem-grid h3 { margin-top: 44px; font-size: 1.4rem; letter-spacing: -.025em; }
  .problem-grid p { margin-top: 12px; color: var(--ink-soft); font-size: .94rem; }
  .featured-card p { color: rgba(255,255,255,.75); }
  .bridge-copy { margin-top: 52px; text-align: center; color: var(--ink-soft); font-size: 1.08rem; }
  .bridge-copy strong { color: var(--brand); }
  .context-section { padding-block: 130px; }
  .context-layout { margin-top: 56px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 24px; }
  .context-tabs { display: grid; gap: 10px; }
  .context-tabs button { min-height: 91px; padding: 17px 20px; display: grid; grid-template-columns: 43px 1fr; grid-template-rows: 1fr 1fr; column-gap: 14px; text-align: left; border: 1px solid var(--line); border-radius: var(--radius-md); background: white; transition: transform .2s ease, border-color .2s ease, background .2s ease; }
  .context-tabs button:hover { transform: translateX(4px); border-color: var(--mint); }
  .context-tabs button > span { grid-row: 1 / 3; width: 43px; height: 43px; display: grid; place-items: center; align-self: center; border-radius: 13px; color: var(--brand); background: var(--wash); font-size: .7rem; font-weight: 900; }
  .context-tabs button strong { align-self: end; font-size: .98rem; }
  .context-tabs button small { color: #7c9394; font-size: .72rem; }
  .context-tabs button[aria-selected="true"] { color: white; border-color: var(--brand); background: var(--brand); box-shadow: var(--shadow-soft); }
  .context-tabs button[aria-selected="true"] > span { color: var(--brand); background: var(--mint-light); }
  .context-tabs button[aria-selected="true"] small { color: var(--mint-light); }
  .context-panel { min-height: 394px; padding: 38px 40px; overflow: hidden; position: relative; border-radius: var(--radius-xl); color: white; background: linear-gradient(145deg,#205b5c,#28696a); box-shadow: var(--shadow); }
  .context-panel::after { content: ""; position: absolute; width: 240px; height: 240px; right: -100px; bottom: -100px; border: 46px solid rgba(117,190,176,.12); border-radius: 50%; }
  .panel-top { display: flex; justify-content: space-between; align-items: center; color: var(--mint-light); font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
  .panel-top b { font-size: 4.2rem; line-height: .8; color: rgba(255,255,255,.08); }
  .panel-status { margin-top: 20px; display: flex; align-items: center; gap: 8px; color: var(--mint-light); font-size: .77rem; font-weight: 800; }
  .panel-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 5px rgba(117,190,176,.14); }
  .context-panel h3 { max-width: 540px; margin-top: 15px; font-size: clamp(1.8rem,3.2vw,3rem); line-height: 1.08; letter-spacing: -.04em; }
  .context-panel > p { max-width: 590px; margin-top: 15px; color: rgba(255,255,255,.72); }
  .context-panel ul { position: relative; z-index: 1; margin-top: 27px; display: grid; grid-template-columns: repeat(3,1fr); gap: 8px; }
  .context-panel li { min-height: 74px; padding: 13px; display: flex; align-items: flex-end; border: 1px solid rgba(255,255,255,.11); border-radius: 13px; background: rgba(255,255,255,.07); font-size: .69rem; font-weight: 750; }
  .permission-note { margin-top: 22px; padding: 18px 22px; display: flex; align-items: center; gap: 14px; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--wash); color: var(--ink-soft); font-size: .85rem; }
  .permission-note > span { width: 36px; height: 36px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 11px; color: var(--brand); background: white; }
  .permission-note strong { color: var(--ink); }
  .continuity { padding-block: 130px; color: white; background: var(--ink); }
  .continuity .eyebrow { color: var(--mint); }
  .split-layout { display: grid; grid-template-columns: 1fr .82fr; gap: clamp(50px,8vw,110px); align-items: center; }
  .continuity .split-copy > p { color: rgba(255,255,255,.66); }
  .feature-list { margin-top: 38px; display: grid; gap: 8px; }
  .feature-list li { padding: 18px 0; display: grid; grid-template-columns: 45px 1fr; gap: 14px; border-bottom: 1px solid rgba(255,255,255,.09); }
  .feature-list li > span { width: 37px; height: 37px; display: grid; place-items: center; border-radius: 11px; color: var(--brand); background: var(--mint); font-size: .68rem; font-weight: 900; }
  .feature-list strong { font-size: .94rem; }
  .feature-list p { margin-top: 2px; color: rgba(255,255,255,.56); font-size: .82rem; }
  .journey-card { padding: 26px; border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-xl); background: rgba(255,255,255,.06); box-shadow: 0 30px 80px rgba(0,0,0,.2); }
  .journey-head { padding-bottom: 17px; display: flex; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,.1); }
  .journey-head p { font-weight: 800; }
  .journey-head span { padding: 4px 10px; border-radius: 99px; color: var(--mint-light); background: rgba(117,190,176,.13); font-size: .66rem; font-weight: 800; }
  .journey-card ol { margin: 25px 0; padding: 0; list-style: none; }
  .journey-card li { position: relative; padding-bottom: 25px; display: grid; grid-template-columns: 39px 1fr; gap: 13px; }
  .journey-card li:not(:last-child)::after { content: ""; position: absolute; top: 39px; bottom: 1px; left: 18px; width: 1px; background: rgba(255,255,255,.13); }
  .journey-card li > i { width: 37px; height: 37px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.15); border-radius: 12px; color: rgba(255,255,255,.45); font-size: .7rem; font-style: normal; font-weight: 900; }
  .journey-card li.done > i { color: var(--brand); border-color: var(--mint); background: var(--mint); }
  .journey-card li.active > i { color: var(--ink); border-color: var(--mint-light); background: var(--mint-light); box-shadow: 0 0 0 6px rgba(117,190,176,.08); }
  .journey-card small { display: block; color: var(--mint); font-size: .62rem; font-weight: 750; }
  .journey-card strong { display: block; margin-top: 2px; font-size: .82rem; }
  .journey-card li p { color: rgba(255,255,255,.45); font-size: .68rem; }
  .journey-footer { padding: 13px 15px; display: flex; align-items: center; gap: 8px; border-radius: 13px; background: rgba(117,190,176,.09); color: var(--mint-light); font-size: .72rem; font-weight: 750; }
  .journey-footer span { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); }

  .assist-section { padding-block: 140px; }
  .assist-layout { display: grid; grid-template-columns: .82fr 1.18fr; gap: clamp(50px,8vw,100px); align-items: center; }
  .assist-principles { margin-top: 30px; display: flex; flex-wrap: wrap; gap: 8px; }
  .assist-principles span { padding: 8px 12px; border: 1px solid var(--line); border-radius: 99px; color: var(--brand); background: var(--wash); font-size: .7rem; font-weight: 800; }
  .conversation { padding: 25px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: #f7fbfa; box-shadow: var(--shadow); }
  .conversation-bar { padding-bottom: 16px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); }
  .conversation-bar > div { display: flex; align-items: center; gap: 10px; }
  .conversation-bar img { width: 35px; height: 35px; padding: 8px; border-radius: 11px; background: var(--mint-light); }
  .conversation-bar strong, .conversation-bar small { display: block; }
  .conversation-bar strong { font-size: .78rem; }
  .conversation-bar small { color: #819697; font-size: .6rem; }
  .conversation-bar > span { padding: 5px 9px; border-radius: 99px; color: var(--brand); background: var(--mint-light); font-size: .6rem; font-weight: 800; }
  .context-policy { margin-top: 17px; padding: 15px; border: 1px solid var(--line); border-radius: 16px; background: white; }
  .policy-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
  .policy-head small, .policy-head strong { display: block; }
  .policy-head small { color: #819697; font-size: .57rem; }
  .policy-head strong { color: var(--ink); font-size: .82rem; }
  .policy-head > b { padding: 5px 9px; border-radius: 99px; color: #8b6232; background: #fff1d9; font-size: .55rem; text-transform: uppercase; }
  .policy-rules { margin-top: 12px; display: grid; grid-template-columns: repeat(3,1fr); gap: 6px; }
  .policy-rules > span { min-height: 48px; padding: 8px; display: flex; align-items: center; gap: 6px; border-radius: 10px; color: var(--ink-soft); background: var(--wash); font-size: .58rem; font-weight: 750; line-height: 1.25; }
  .policy-rules i { width: 21px; height: 21px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 7px; color: var(--brand); background: white; font-size: .56rem; font-style: normal; }
  .policy-rules .blocked { color: #865a5a; background: #fff1f1; }
  .policy-rules .blocked i { color: #a25656; }
  .policy-note { margin-top: 10px; color: #718889; font-size: .57rem; }
  .policy-note span { margin-right: 4px; color: var(--mint); }
  .message { margin-top: 14px; padding: 15px; border-radius: 18px; font-size: .73rem; }
  .message small { color: #789091; font-size: .61rem; font-weight: 800; }
  .user-message { width: 86%; margin-left: auto; border-bottom-right-radius: 5px; background: white; box-shadow: var(--shadow-soft); }
  .user-message p { margin-top: 5px; }
  .assist-message { display: grid; grid-template-columns: 35px 1fr; gap: 11px; border-bottom-left-radius: 5px; color: white; background: var(--brand); }
  .assist-message small { color: var(--mint-light); }
  .tiny-mark { width: 35px; height: 35px; display: grid; place-items: center; border-radius: 11px; color: var(--brand); background: var(--mint-light); font-weight: 900; }
  .assist-message p { margin-top: 5px; color: rgba(255,255,255,.78); }
  .drafts { margin-top: 13px; display: grid; gap: 6px; }
  .drafts span { padding: 9px 10px; display: flex; align-items: center; gap: 8px; border: 1px solid rgba(255,255,255,.1); border-radius: 10px; background: rgba(255,255,255,.08); font-size: .65rem; font-weight: 750; }
  .drafts i { width: 23px; height: 23px; display: grid; place-items: center; border-radius: 7px; color: var(--brand); background: var(--mint-light); font-size: .55rem; font-style: normal; }
  .drafts b { margin-left: auto; color: var(--mint-light); font-size: .53rem; text-transform: uppercase; }
  .approval { margin-top: 14px; padding: 12px 14px; display: flex; align-items: center; gap: 10px; border: 1px solid #eadfbf; border-radius: 13px; color: #6f664d; background: #fffaf0; font-size: .65rem; }
  .approval > span { width: 27px; height: 27px; flex: 0 0 auto; display: grid; place-items: center; border-radius: 8px; background: #f3e8c9; }
  .ai-capabilities { margin-top: 105px; }
  .capabilities-heading { max-width: 730px; }
  .capabilities-heading h3 { margin-top: 17px; font-size: clamp(2rem,4vw,3.8rem); line-height: 1.05; letter-spacing: -.05em; }
  .capabilities-grid { margin-top: 42px; display: grid; grid-template-columns: repeat(auto-fit,minmax(min(100%,420px),1fr)); gap: 18px; }
  .capability-card { padding: clamp(24px,4vw,38px); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--wash); }
  .capability-title { display: grid; grid-template-columns: 45px 1fr; gap: 13px; align-items: center; }
  .capability-title > span { width: 43px; height: 43px; display: grid; place-items: center; border-radius: 13px; color: var(--brand); background: var(--mint-light); font-size: .68rem; font-weight: 900; }
  .capability-title small, .capability-title strong { display: block; }
  .capability-title small { color: var(--brand); font-size: .63rem; font-weight: 850; letter-spacing: .06em; text-transform: uppercase; }
  .capability-title strong { margin-top: 2px; font-size: 1.05rem; }
  .capability-card > p { margin-top: 20px; color: var(--ink-soft); font-size: .86rem; }
  .dictation-demo, .client-message { margin-top: 27px; padding: 17px; border: 1px solid var(--line); border-radius: 17px; background: white; box-shadow: var(--shadow-soft); }
  .recording { display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: center; color: var(--brand); font-size: .63rem; font-weight: 800; }
  .recording i { width: 9px; height: 9px; border-radius: 50%; background: #e56d6d; box-shadow: 0 0 0 5px rgba(229,109,109,.12); animation: pulse 1.6s ease infinite; }
  .recording time { color: #829697; font-variant-numeric: tabular-nums; }
  .dictation-demo blockquote { margin-top: 17px; color: var(--ink-soft); font-size: .75rem; font-style: italic; }
  .note-preview { position: relative; margin-top: 15px; padding: 12px; border-radius: 11px; background: var(--wash); }
  .note-preview span { color: var(--brand); font-size: .57rem; font-weight: 850; text-transform: uppercase; }
  .note-preview p { margin-top: 3px; padding-right: 60px; font-size: .68rem; }
  .note-preview b { position: absolute; top: 10px; right: 10px; color: var(--brand); font-size: .52rem; text-transform: uppercase; }
  .sources { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 6px; }
  .sources span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 99px; color: var(--brand); background: white; font-size: .58rem; font-weight: 800; }
  .client-message { margin-top: 12px; }
  .client-message small { color: #829697; font-size: .59rem; font-weight: 800; }
  .client-message > p { margin-top: 7px; color: var(--ink); font-size: .72rem; }
  .client-message > div { margin-top: 13px; padding-top: 10px; display: flex; justify-content: space-between; border-top: 1px solid var(--line); color: #789091; font-size: .56rem; }
  .client-message b { color: var(--brand); text-transform: uppercase; }
  .capability-card > .grounded-note { margin-top: 12px; color: var(--brand); font-size: .62rem; font-weight: 750; }
  .grounded-note span { margin-right: 5px; }
  .principles { padding-block: 125px; background: var(--wash); }
  .principles-grid { margin-top: 55px; display: grid; grid-template-columns: repeat(4,1fr); gap: 12px; }
  .principles-grid article { padding: 26px 23px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: white; }
  .principles-grid span { color: var(--mint); font-size: .7rem; font-weight: 900; }
  .principles-grid h3 { margin-top: 44px; font-size: 1.06rem; letter-spacing: -.02em; }
  .principles-grid p { margin-top: 9px; color: var(--ink-soft); font-size: .78rem; }
  .closing { padding-block: 110px; }
  .closing-card { position: relative; overflow: hidden; padding: clamp(54px,8vw,100px); text-align: center; border-radius: 46px; color: white; background: var(--brand); }
  .closing-card::before, .closing-card::after { content: ""; position: absolute; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; }
  .closing-card::before { width: 360px; height: 360px; top: -240px; left: -100px; }
  .closing-card::after { width: 420px; height: 420px; right: -240px; bottom: -280px; }
  .closing-card > img { width: 64px; margin: 0 auto 23px; filter: brightness(0) invert(1); opacity: .92; }
  .closing-card .eyebrow { position: relative; justify-content: center; }
  .closing h2 { position: relative; max-width: 780px; margin-inline: auto; }
  .closing-card > p:not(.eyebrow) { position: relative; max-width: 650px; margin: 24px auto 32px; color: rgba(255,255,255,.7); }
  .closing-card .button { position: relative; z-index: 1; }
  .site-footer { padding-block: 36px; border-top: 1px solid var(--line); }
  .footer-content { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; color: #789091; font-size: .75rem; }
  .footer-brand img { width: 100px; height: auto; }
  .footer-content > p { color: var(--ink-soft); font-weight: 700; }
  .footer-content > div { display: flex; justify-content: flex-end; gap: 18px; }
  .footer-content a:hover { color: var(--brand); }
  @keyframes rise { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: translateY(0); } }
  @keyframes pulse { 50% { box-shadow: 0 0 0 8px rgba(229,109,109,0); } }
}

@layer responsive {
  @media (max-width: 960px) {
    .hero { grid-template-columns: 1fr; padding-top: 62px; }
    .hero-copy { text-align: center; }
    .hero-copy .eyebrow, .hero-actions { justify-content: center; }
    .hero-lead { margin-inline: auto; }
    .hero-visual { width: min(100%,650px); margin-inline: auto; }
    .problem-grid { grid-template-columns: 1fr; }
    .problem-grid article { min-height: auto; }
    .problem-grid .featured-card { transform: none; }
    .problem-grid h3 { margin-top: 26px; }
    .context-layout, .split-layout, .assist-layout { grid-template-columns: 1fr; }
    .context-tabs { grid-template-columns: 1fr 1fr; }
    .split-copy { max-width: 680px; }
    .journey-card { width: min(100%,560px); margin-inline: auto; }
    .assist-copy { max-width: 700px; }
    .principles-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 680px) {
    .shell { width: min(calc(100% - 28px),var(--shell)); }
    .nav { min-height: 68px; }
    .brand img { width: 108px; }
    .nav-links { display: none; }
    .button-small { min-height: 39px; padding-inline: 13px; font-size: .75rem; }
    .hero { min-height: auto; padding-block: 54px 76px; }
    .hero h1 { font-size: clamp(2.8rem,14vw,4.4rem); }
    .hero-visual { min-height: 460px; }
    .app-window { width: calc(100% - 18px); }
    .app-body { grid-template-columns: 48px 1fr; }
    .app-sidebar { padding-inline: 10px; }
    .app-content { padding: 21px 15px; }
    .signal-grid { grid-template-columns: 1fr; }
    .signal-grid > div { min-height: 75px; }
    .floating-card { display: none; }
    .problem, .context-section, .continuity, .assist-section, .principles { padding-block: 88px; }
    .context-tabs { grid-template-columns: 1fr; }
    .context-tabs button { min-height: 78px; }
    .context-panel { min-height: 430px; padding: 30px 24px; }
    .context-panel ul { grid-template-columns: 1fr; }
    .context-panel li { min-height: 52px; }
    .permission-note { align-items: flex-start; }
    .conversation { padding: 15px; }
    .policy-rules { grid-template-columns: 1fr; }
    .user-message { width: 94%; }
    .principles-grid { grid-template-columns: 1fr; }
    .principles-grid h3 { margin-top: 25px; }
    .closing { padding-block: 74px; }
    .closing-card { border-radius: 30px; }
    .footer-content { grid-template-columns: 1fr auto; gap: 18px; }
    .footer-content > p { display: none; }
    .footer-content > div { flex-direction: column; gap: 2px; text-align: right; }
  }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  }
}