/* Theme tokens */
:root {
  color-scheme: light dark;
  --font-display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;

  --bg: #e8f2ec;
  --bg-elevated: #f5fbf7;
  --ink: #10241c;
  --ink-muted: #2f5a48;
  --line: color-mix(in srgb, var(--accent) 28%, transparent);
  --accent: #0b8f7f;
  --accent-strong: #067266;
  --hero-wash: radial-gradient(120% 80% at 10% 6%, #9fe3cf 0%, transparent 52%),
    radial-gradient(95% 75% at 90% 12%, #9ec8f0 0%, transparent 48%),
    linear-gradient(165deg, #d4f0e4 0%, #e8f4ee 42%, #d4e4f5 100%);
  --grid: color-mix(in srgb, #0f8f72 34%, transparent);
  --shadow-soft: 0 18px 50px color-mix(in srgb, #0a5038 14%, transparent);
  --analytics: #1f74c4;
  --compute: #0f9a8a;
  --governance: #2f9a4f;
  --storage: #d48a00;
  --infra: #4559b8;
  --radius: 4px;
  --header-h: 4.25rem;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --hero-grid-opacity: 1;
}

html[data-resolved="dark"] {
  color-scheme: dark;
  --bg: #0f1412;
  --bg-elevated: #171e1b;
  --ink: #e7eee9;
  --ink-muted: #9aafa4;
  --line: color-mix(in srgb, var(--ink) 16%, transparent);
  --accent: #5cbcb4;
  --accent-strong: #7fd4cc;
  --hero-wash: radial-gradient(110% 80% at 10% 0%, #16352f 0%, transparent 55%),
    radial-gradient(80% 60% at 90% 10%, #1a2740 0%, transparent 48%),
    linear-gradient(165deg, #101714 0%, #12181a 50%, #0f1520 100%);
  --grid: color-mix(in srgb, var(--ink) 8%, transparent);
  --shadow-soft: 0 18px 50px color-mix(in srgb, #000 45%, transparent);
  --analytics: #6aa4d8;
  --compute: #5cbcb4;
  --governance: #6cbc82;
  --storage: #e0b04a;
  --infra: #8a9ad4;
  --hero-grid-opacity: 0.9;
}

@media (prefers-color-scheme: dark) {
  html:not([data-resolved]) {
    color-scheme: dark;
    --bg: #0f1412;
    --bg-elevated: #171e1b;
    --ink: #e7eee9;
    --ink-muted: #9aafa4;
    --line: color-mix(in srgb, var(--ink) 16%, transparent);
    --accent: #5cbcb4;
    --accent-strong: #7fd4cc;
    --hero-wash: radial-gradient(110% 80% at 10% 0%, #16352f 0%, transparent 55%),
      radial-gradient(80% 60% at 90% 10%, #1a2740 0%, transparent 48%),
      linear-gradient(165deg, #101714 0%, #12181a 50%, #0f1520 100%);
    --grid: color-mix(in srgb, var(--ink) 8%, transparent);
    --shadow-soft: 0 18px 50px color-mix(in srgb, #000 45%, transparent);
    --analytics: #6aa4d8;
    --compute: #5cbcb4;
    --governance: #6cbc82;
    --storage: #e0b04a;
    --infra: #8a9ad4;
    --hero-grid-opacity: 0.9;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--accent-strong);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  padding: 0.6rem 0.9rem;
  background: var(--bg-elevated);
  color: var(--ink);
  border: 1px solid var(--line);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  max-width: 1120px;
  margin: 0 auto;
  min-height: var(--header-h);
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.wordmark {
  font-family: var(--font-display);
  font-weight: 750;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.wordmark:hover {
  color: var(--accent-strong);
}

.nav {
  display: flex;
  gap: 1rem;
  margin-left: auto;
}

.nav a {
  color: var(--ink-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}

.nav a:hover {
  color: var(--ink);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-left: 0.25rem;
}

.lang-control {
  display: inline-flex;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  overflow: hidden;
}

.lang-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.1rem;
  padding: 0;
  cursor: pointer;
  transition: background 180ms var(--ease);
}

.lang-btn + .lang-btn {
  border-left: 1px solid var(--line);
}

.lang-btn[aria-pressed="true"] {
  background: color-mix(in srgb, var(--accent) 18%, var(--bg-elevated));
}

.lang-btn:hover {
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-elevated));
}

.flag {
  width: 1.15rem;
  height: 0.8rem;
  display: block;
  border: 1px solid color-mix(in srgb, var(--ink) 18%, transparent);
}

.theme-control {
  display: inline-flex;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  overflow: hidden;
}

.theme-control button {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  padding: 0.45rem 0.65rem;
  cursor: pointer;
  transition: background 180ms var(--ease), color 180ms var(--ease);
}

.theme-control button + button {
  border-left: 1px solid var(--line);
}

.theme-control button[aria-pressed="true"] {
  background: color-mix(in srgb, var(--accent) 18%, var(--bg-elevated));
  color: var(--ink);
}

.hero {
  position: relative;
  min-height: calc(100svh - var(--header-h));
  display: flex;
  align-items: center;
  background: var(--hero-wash);
  overflow: clip;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 78%);
  pointer-events: none;
  opacity: var(--hero-grid-opacity);
}

.hero__copy {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  width: 100%;
  margin: 0 auto;
  padding: clamp(2.5rem, 7vw, 5rem) 1.25rem;
  animation: rise 700ms var(--ease) both;
}

.hero__role {
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.hero__brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.4rem, 11vw, 7.2rem);
  line-height: 0.92;
  letter-spacing: -0.045em;
  max-width: 12ch;
}

.hero__lede {
  margin: 1.25rem 0 0;
  max-width: 38rem;
  font-size: clamp(1.05rem, 2.1vw, 1.25rem);
  color: var(--ink-muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.65rem 1.1rem;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 180ms var(--ease), background 180ms var(--ease), border-color 180ms var(--ease), color 180ms var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--accent);
  color: #f4fffc;
}

.btn--primary:hover {
  background: var(--accent-strong);
  color: #f4fffc;
}

html[data-resolved="dark"] .btn--primary {
  color: #071412;
}

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

.btn--ghost:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
  color: var(--ink);
}

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(3.5rem, 8vw, 6rem) 1.25rem;
}

.section__intro {
  max-width: 40rem;
  margin-bottom: 2.5rem;
}

.eyebrow {
  margin: 0 0 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.section h2 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 750;
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.section__lede {
  margin: 1rem 0 0;
  color: var(--ink-muted);
  font-size: 1.08rem;
}

.focus-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.75rem;
  border-top: 1px solid var(--line);
}

.focus-list li {
  padding-top: 1.5rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: 1.5rem;
  display: grid;
  grid-template-columns: minmax(10rem, 16rem) 1fr;
  gap: 1rem 2rem;
  animation: rise 700ms var(--ease) both;
}

.focus-list li:nth-child(2) { animation-delay: 80ms; }
.focus-list li:nth-child(3) { animation-delay: 140ms; }

.focus-list h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.focus-list p {
  margin: 0;
  color: var(--ink-muted);
}

.stack-layers {
  display: grid;
  gap: 0.85rem;
}

.stack-layer {
  --layer: var(--analytics);
  padding: 1rem 1.15rem 1.15rem;
  border-left: 4px solid var(--layer);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--layer) 14%, transparent), transparent 42%),
    var(--bg-elevated);
  animation: rise 650ms var(--ease) both;
}

.stack-layer:nth-child(2) { animation-delay: 60ms; }
.stack-layer:nth-child(3) { animation-delay: 110ms; }
.stack-layer:nth-child(4) { animation-delay: 160ms; }
.stack-layer:nth-child(5) { animation-delay: 210ms; }

.stack-layer--analytics { --layer: var(--analytics); }
.stack-layer--compute { --layer: var(--compute); }
.stack-layer--governance { --layer: var(--governance); }
.stack-layer--storage { --layer: var(--storage); }
.stack-layer--infra { --layer: var(--infra); }

.stack-layer h3 {
  margin: 0 0 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--layer);
}

.stack-layer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.85rem;
}

.stack-layer li {
  font-size: 0.98rem;
  font-weight: 500;
}

.work-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem 3rem;
  border-top: 1px solid var(--line);
  padding-top: 1.75rem;
}

.work-block h3 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: -0.02em;
}

.work-block ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--ink-muted);
}

.work-block li + li {
  margin-top: 0.55rem;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.language-list {
  list-style: none;
  margin: 0;
  padding: 1.25rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.5rem;
  border-top: 1px solid var(--line);
}

.language-list li {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0;
}

.site-footer__note {
  margin-top: 0.35rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 820px) {
  .nav {
    order: 3;
    width: 100%;
    margin-left: 0;
    padding-top: 0.15rem;
  }

  .header-controls {
    margin-left: auto;
  }

  .focus-list li {
    grid-template-columns: 1fr;
  }

  .work-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header__inner {
    gap: 0.65rem;
  }

  .theme-control button {
    padding-inline: 0.5rem;
  }

  .hero__brand {
    font-size: clamp(2.8rem, 14vw, 4rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}