:root {
  --bg: var(--sg-paper, #f7f8fa);
  --surface: var(--sg-surface, #ffffff);
  --ink: var(--sg-ink, #0b1220);
  --muted: var(--sg-muted, #5a6577);
  --muted-2: var(--sg-muted-2, #404b63);
  --border: var(--sg-border, #e5e8ef);
  --border-strong: var(--sg-border-strong, #d2d8e4);
  --accent: var(--sg-accent, #0e7c7b);
  --accent-hover: var(--sg-accent-deep, #0c5e5d);
  --accent-tint: var(--sg-accent-tint, #e2f0ef);
  --amber: var(--sg-flag, #e0a23b);
  --amber-bg: #fff8e8;
  --ease: cubic-bezier(0.2, 0.6, 0.2, 1);
  --font-display: var(--sg-font-poster, "Archivo Black", "Arial Black", system-ui, sans-serif);
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --font-mono: var(--sg-font-mono, "Spline Sans Mono", ui-monospace, Menlo, Consolas, monospace);
}

*, *::before, *::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h, 64px) + 16px);
}

body {
  background: var(--bg);
  color: var(--muted-2);
  font-family: var(--font-body);
  font-size: var(--fs-body, 1.0625rem);
  line-height: 1.55;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(11, 18, 32, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 18, 32, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

a {
  color: var(--accent);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--accent-hover);
}

:where(a, button):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 3px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 1000;
  transform: translateY(-140%);
  background: var(--surface);
  color: var(--ink);
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: var(--r-btn, 6px);
}

.skip-link:focus {
  transform: none;
}

.shell {
  width: 100%;
  max-width: var(--maxw, 1200px);
  margin-inline: auto;
  padding-inline: var(--gutter, clamp(20px, 5vw, 64px));
  min-width: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border: 1px solid transparent;
  border-radius: var(--r-btn, 6px);
  background: var(--accent);
  color: #ffffff;
  font: 600 0.95rem/1 var(--font-body);
  text-decoration: none;
  transition: background 160ms var(--ease), border-color 160ms var(--ease), color 160ms var(--ease), transform 220ms var(--ease);
}

.btn:hover,
.btn:focus-visible {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: #ffffff;
  border-color: var(--accent);
  color: var(--ink);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(32px, 5vw, 64px);
  padding-block: clamp(28px, 5vh, 56px) clamp(40px, 5vh, 64px);
}

.eyebrow {
  color: var(--muted-2);
  font: 700 var(--fs-eyebrow, 0.72rem)/1.2 var(--font-mono);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0;
}

h1 {
  max-width: 18ch;
  margin-top: 18px;
  font-size: var(--fs-h1, clamp(2.05rem, 1.2rem + 2.6vw, 3.2rem));
  line-height: 1.02;
}

.hero__lede {
  max-width: 58ch;
  margin-top: 24px;
  color: var(--muted);
  font-size: var(--fs-hero-lead, 1.18rem);
  line-height: 1.45;
}

.article-meta {
  margin-top: 18px;
  color: var(--muted-2);
  font: 700 var(--fs-eyebrow, 0.72rem)/1.4 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article-meta a {
  color: var(--accent);
}

.article-meta a:hover {
  color: var(--accent-hover);
}

.hero__actions,
.cta-panel__actions,
.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.meta-panel {
  align-self: end;
  border: 1px solid var(--border);
  border-radius: var(--r-card, 6px);
  background: rgba(255, 255, 255, 0.72);
  padding: clamp(22px, 3vw, 30px);
}

.meta-panel h2 {
  margin-bottom: 14px;
  font-size: 1rem;
}

.profile-photo {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-card, 6px);
  margin: 0 0 18px;
}

.meta-list {
  display: grid;
  gap: 14px;
}

.meta-list div {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.meta-panel .meta-list div {
  grid-template-columns: 1fr;
  gap: 4px;
}

.meta-list dt {
  color: var(--muted-2);
  font: 700 var(--fs-tag, 0.6875rem)/1.35 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.meta-list dd {
  color: var(--ink);
}

.section {
  padding-block: clamp(64px, 8vw, 104px);
  border-top: 1px solid var(--border);
}

.section:has(> .cta-panel) {
  padding-block: clamp(48px, 6vw, 72px);
}

.section:has(> .cta-panel) + .section:has(> .cta-panel) {
  padding-top: 0;
}

.section__head {
  max-width: 720px;
  margin-bottom: clamp(28px, 4vw, 44px);
}

.section h2 {
  margin-top: 12px;
  font-size: var(--fs-h2, clamp(2rem, 1.4rem + 2.6vw, 3.25rem));
  line-height: 1.06;
}

.section__lead {
  max-width: 58ch;
  margin-top: 16px;
  color: var(--muted);
  font-size: var(--fs-lead, 1.125rem);
  line-height: 1.5;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.card {
  min-height: 100%;
  border: 1px solid var(--border);
  border-radius: var(--r-card, 6px);
  background: var(--surface);
  padding: clamp(20px, 3vw, 28px);
}

.card h3 {
  margin-bottom: 10px;
  font-size: 1.125rem;
  line-height: 1.25;
}

.card p,
.card li {
  color: var(--muted-2);
  font-size: var(--fs-small, 0.9375rem);
}

.card ul {
  padding-left: 1.15em;
}

.card li + li {
  margin-top: 8px;
}

.link-list {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.link-list a {
  font: 700 var(--fs-tag, 0.6875rem)/1.35 var(--font-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.band {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.84);
  margin-inline: calc((100vw - 100%) / -2);
  padding-inline: calc((100vw - 100%) / 2);
}

.band h2,
.band h3 {
  color: #ffffff;
}

.band .eyebrow,
.band .section__lead,
.band p,
.band li {
  color: rgba(255, 255, 255, 0.72);
}

.band .card {
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.04);
}

.boundary {
  border: 1px solid var(--border-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-card, 6px);
  background: var(--surface);
  padding: clamp(22px, 3vw, 30px);
}

.boundary strong {
  color: var(--ink);
}

.cta-panel {
  display: grid;
  gap: 18px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: var(--r-card, 6px);
  background: var(--surface);
  padding: clamp(24px, 4vw, 38px);
}

.cta-panel h2 {
  font-size: var(--fs-h3, clamp(1.375rem, 1.15rem + 0.95vw, 1.75rem));
  line-height: 1.15;
}

.cta-panel p {
  color: var(--muted);
}

.article {
  max-width: 820px;
}

.article p {
  color: var(--muted-2);
  font-size: var(--fs-body, 1.04rem);
  line-height: 1.72;
}

.article p + p {
  margin-top: 18px;
}

.article h2 {
  margin-top: 38px;
  font-size: var(--fs-h3, clamp(1.375rem, 1.15rem + 0.95vw, 1.75rem));
  line-height: 1.15;
}

.article h2 + p {
  margin-top: 14px;
}

.download-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.download-form__row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.download-form__trap {
  position: absolute;
  left: -10000px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.download-form label {
  display: grid;
  gap: 6px;
  color: var(--muted-2);
  font: 700 var(--fs-tag, 0.6875rem)/1.35 var(--font-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.download-form input {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 5px;
  background: #ffffff;
  color: var(--ink);
  font: 1rem/1.4 var(--font-body);
  padding: 12px 13px;
}

.download-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 124, 123, 0.14);
  outline: 0;
}

.download-form__note,
.download-form__status {
  color: var(--muted);
  font-size: 0.9rem;
}

.download-form__status.is-success {
  color: var(--accent-hover);
}

.download-form__status.is-error {
  color: #8a4b00;
}

.footer {
  padding: 38px 0 48px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font: 0.76rem/1.55 var(--font-mono);
  letter-spacing: 0.06em;
}

.footer__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 22px;
}

.footer a {
  color: var(--accent);
}

.footer a:hover {
  color: var(--accent-hover);
}

@media (min-width: 760px) {
  .hero {
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
    align-items: start;
  }

  .grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .cta-panel {
    grid-template-columns: 1fr auto;
  }
}

@media (max-width: 720px) {
  .meta-list div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .hero__actions .btn,
  .cta-panel__actions .btn,
  .article-actions .btn {
    width: 100%;
    white-space: normal;
  }

  .download-form__row {
    grid-template-columns: 1fr;
  }
}