/* Hallmark · pre-emit critique: P5 H4 E4 S5 R5 V4 */
/* Hallmark · macrostructure: editorial split · tone: calm utility · anchor hue: cobalt */
:root {
  --color-paper: #f5f4ef;
  --color-ink: #15223a;
  --color-muted: #667188;
  --color-line: #d8dce3;
  --color-accent: #2465e8;
  --color-accent-dark: #154caf;
  --color-white: #fff;
  --color-soft-blue: #e9effc;
  --font-body: -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
  --space-page: clamp(1.25rem, 5vw, 4.5rem);
  --radius-small: 0.75rem;
  --radius-large: 1.5rem;
  --rule-hairline: 1px solid var(--color-line);
  --dur-fast: 160ms;
  --ease-smooth: ease;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: clip; }
body {
  margin: 0;
  overflow-x: clip;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 4px; border-radius: 3px; }
button:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 4px; }
.shell { max-width: 1200px; margin-inline: auto; padding-inline: var(--space-page); }
.skip-link { position: absolute; left: -100vw; top: 0.75rem; z-index: 10; background: var(--color-white); padding: 0.75rem; }
.skip-link:focus { left: 0.75rem; }
.masthead { border-bottom: var(--rule-hairline); }
.masthead-inner { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; align-items: center; gap: 0.75rem; font-weight: 760; letter-spacing: -0.035em; font-size: 1.14rem; white-space: nowrap; }
.brand img { width: 40px; height: 40px; border-radius: 10px; }
.header-actions { display: flex; align-items: center; gap: clamp(1rem, 2.5vw, 2rem); }
.nav { display: flex; align-items: center; flex-wrap: wrap; gap: clamp(1rem, 2.5vw, 2rem); }
.nav a, .footer a, .text-link { transition: color var(--dur-fast) var(--ease-smooth); }
.nav a { font-size: 0.91rem; font-weight: 600; color: var(--color-muted); white-space: nowrap; }
.nav a:hover, .nav a[aria-current="page"], .footer a:hover, .text-link:hover { color: var(--color-accent-dark); }
.locale-switch { display: inline-flex; align-items: center; gap: 0.6rem; padding-left: clamp(0.8rem, 2vw, 1.25rem); border-left: var(--rule-hairline); font-size: 0.85rem; font-weight: 700; white-space: nowrap; }
.locale-switch a { color: var(--color-muted); transition: color var(--dur-fast) var(--ease-smooth); }
.locale-switch a:hover { color: var(--color-accent-dark); }
.locale-switch [aria-current] { color: var(--color-accent-dark); }
.eyebrow { font-size: 0.74rem; font-weight: 750; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-accent-dark); }
.hero { min-height: 570px; display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(240px, 0.75fr); align-items: center; gap: clamp(3rem, 7vw, 7rem); padding-block: 5.5rem 6rem; }
.hero h1 { max-width: 13ch; margin: 1.2rem 0 1.6rem; font-family: var(--font-display); font-size: clamp(3.4rem, 6.4vw, 6.7rem); line-height: 0.99; letter-spacing: -0.055em; font-weight: 740; overflow-wrap: anywhere; }
.hero .lead { max-width: 34rem; margin: 0; font-size: clamp(1.05rem, 1.35vw, 1.26rem); line-height: 1.6; color: var(--color-muted); }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1.25rem; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0.7rem 1.2rem; border-radius: var(--radius-small); background: var(--color-accent); color: var(--color-white); font-weight: 650; white-space: nowrap; transition: background var(--dur-fast) var(--ease-smooth), transform var(--dur-fast) var(--ease-smooth); }
.button:hover { background: var(--color-accent-dark); transform: translateY(-1px); }
.button:active { transform: translateY(0); }
.text-link { font-weight: 650; color: var(--color-accent-dark); white-space: nowrap; }
.hero-visual { display: grid; place-items: center; min-height: 360px; border-radius: var(--radius-large); background: var(--color-soft-blue); border: 1px solid var(--color-line); }
.hero-visual img { width: min(63%, 250px); height: auto; filter: drop-shadow(0 28px 30px rgb(24 57 111 / 0.13)); }
.feature-list { border-top: var(--rule-hairline); border-bottom: var(--rule-hairline); display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); }
.feature { padding: 2.2rem 1.8rem 2.5rem 0; }
.feature + .feature { border-left: var(--rule-hairline); padding-left: 1.8rem; }
.feature .number { color: var(--color-accent-dark); font-size: 0.77rem; font-weight: 740; letter-spacing: 0.1em; }
.feature h2 { margin: 1.1rem 0 0.65rem; font-size: 1.32rem; letter-spacing: -0.04em; }
.feature p { margin: 0; color: var(--color-muted); line-height: 1.6; }
.note { padding-block: 2.2rem 4rem; max-width: 47rem; color: var(--color-muted); line-height: 1.65; font-size: 0.93rem; }
.note strong { color: var(--color-ink); }
.page { display: grid; grid-template-columns: minmax(170px, 0.55fr) minmax(0, 1.8fr); gap: clamp(2rem, 6vw, 6.5rem); padding-block: 5.5rem 7rem; }
.page-side { border-top: 2px solid var(--color-accent); padding-top: 1.25rem; align-self: start; }
.page-side p { margin: 0.4rem 0; color: var(--color-muted); font-size: 0.91rem; line-height: 1.5; }
.page-content { min-width: 0; max-width: 720px; }
.page h1 { margin: 0 0 1.4rem; font-size: clamp(2.8rem, 5vw, 4.8rem); line-height: 1.06; letter-spacing: -0.065em; overflow-wrap: anywhere; }
.page .intro { font-size: 1.18rem; line-height: 1.65; color: var(--color-muted); margin: 0 0 2.8rem; }
.page h2 { margin: 2.6rem 0 0.75rem; font-size: 1.33rem; letter-spacing: -0.035em; }
.page h3 { margin: 2rem 0 0.5rem; font-size: 1.05rem; }
.page p, .page li { line-height: 1.7; color: var(--color-ink); }
.page p { margin: 0.8rem 0; }
.page ol, .page ul { padding-left: 1.3rem; }
.page li + li { margin-top: 0.7rem; }
.page a:not(.button) { color: var(--color-accent-dark); text-decoration: underline; text-underline-offset: 0.18em; }
.page a:not(.button):hover { color: var(--color-accent); }
.callout { margin: 2rem 0; padding: 1.3rem 1.5rem; border-left: 3px solid var(--color-accent); background: var(--color-soft-blue); border-radius: 0 var(--radius-small) var(--radius-small) 0; }
.callout p { margin: 0; }
.footer { border-top: var(--rule-hairline); padding-block: 1.8rem 2.2rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; align-items: center; }
.footer p { margin: 0; font-size: 0.88rem; color: var(--color-muted); }
.footer-links { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.footer a { font-size: 0.88rem; font-weight: 600; }

@media (max-width: 760px) {
  .masthead-inner { min-height: 76px; }
  .header-actions { flex-wrap: wrap; gap: 0.5rem 1rem; }
  .nav { gap: 0.85rem; }
  .nav a { font-size: 0.85rem; }
  .hero { grid-template-columns: 1fr; min-height: 0; gap: 2.7rem; padding-block: 4rem; }
  .hero-visual { min-height: 260px; }
  .hero-visual img { width: min(50%, 180px); }
  .feature-list { grid-template-columns: 1fr; }
  .feature, .feature + .feature { border-left: 0; padding: 1.6rem 0; }
  .feature + .feature { border-top: var(--rule-hairline); }
  .page { grid-template-columns: 1fr; gap: 2.5rem; padding-block: 3.5rem 5rem; }
  .page-side { padding-top: 0.8rem; }
}
@media (max-width: 470px) {
  .masthead-inner { align-items: flex-start; flex-direction: column; justify-content: center; gap: 0.55rem; padding-block: 0.85rem; }
  .brand img { width: 34px; height: 34px; }
  .header-actions { width: 100%; justify-content: space-between; }
  .locale-switch { padding-left: 0.65rem; }
  .nav { gap: 0.65rem; }
}
@media (max-width: 420px) {
  .hero h1 { font-size: clamp(3rem, 13vw, 3.8rem); }
  .hero-visual { min-height: 220px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button, .nav a, .locale-switch a, .footer a, .text-link { transition: none; }
}