:root {
  color-scheme: light;
  --bg: #fbfbfd;
  --surface: #ffffff;
  --ink: #171820;
  --muted: #5d6575;
  --line: #e8eaf0;
  --coral: #ff7469;
  --pink: #ee89ad;
  --blue: #219ee6;
  --violet: #7278f4;
  --shadow: 0 22px 70px rgba(30, 35, 55, 0.08);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

p,
h1,
h2,
h3 {
  margin: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 64px);
  border-bottom: 1px solid rgba(232, 234, 240, 0.8);
  background: rgba(251, 251, 253, 0.88);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-logo {
  width: 48px;
  height: 36px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand-text {
  display: grid;
  gap: 1px;
  font-weight: 700;
  line-height: 1.1;
  white-space: nowrap;
}

.brand-text small {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 30px);
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 650;
}

.site-nav a {
  transition:
    color 180ms ease,
    transform 180ms ease;
}

.site-nav a:hover {
  color: var(--ink);
  transform: translateY(-1px);
}

main {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.72fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: center;
  min-height: min(820px, calc(100svh - 76px));
  padding: clamp(56px, 8vw, 104px) 0 clamp(44px, 7vw, 88px);
}

.hero-copy {
  display: grid;
  gap: 26px;
}

.eyebrow {
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1 {
  max-width: 860px;
  font-size: clamp(2.6rem, 6.2vw, 5.9rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  font-size: 1.02rem;
  line-height: 1.28;
}

.lead {
  max-width: 690px;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  max-width: 720px;
  padding: 0;
  margin: -8px 0 0;
  list-style: none;
}

.hero-tags li {
  border: 1px solid rgba(33, 158, 230, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: #313747;
  padding: 7px 11px;
  font-size: 0.88rem;
  font-weight: 750;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 8px;
  padding: 0 20px;
  font-weight: 750;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  background: linear-gradient(135deg, var(--coral), var(--pink) 48%, var(--blue));
  color: #ffffff;
  box-shadow: 0 18px 34px rgba(33, 158, 230, 0.2);
}

.button.secondary {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
}

.button.secondary:hover {
  border-color: rgba(33, 158, 230, 0.42);
  box-shadow: var(--shadow);
}

.hero-panel {
  display: grid;
  gap: 28px;
  align-self: stretch;
  align-content: center;
  min-height: 420px;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(150deg, rgba(255, 116, 105, 0.12), transparent 38%),
    linear-gradient(320deg, rgba(33, 158, 230, 0.13), transparent 42%),
    var(--surface);
  box-shadow: var(--shadow);
}

.hero-logo {
  width: min(100%, 330px);
  height: auto;
  justify-self: center;
}

.facts {
  display: grid;
  gap: 14px;
  margin: 0;
}

.facts div {
  display: grid;
  grid-template-columns: 98px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.facts dt {
  font-size: 1.3rem;
  font-weight: 850;
  line-height: 1;
}

.facts dd {
  margin: 0;
  color: var(--muted);
}

.section {
  padding: clamp(56px, 8vw, 96px) 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  display: grid;
  gap: 14px;
  max-width: 620px;
  margin-bottom: 32px;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.service-card,
.timeline-item,
.project-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.service-card {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 230px;
  padding: 24px;
}

.service-card h3 {
  padding-top: 14px;
  border-top: 3px solid var(--coral);
}

.service-card:nth-child(2) h3 {
  border-color: var(--pink);
}

.service-card:nth-child(3) h3 {
  border-color: var(--violet);
}

.service-card:nth-child(4) h3 {
  border-color: var(--blue);
}

.service-card p,
.timeline-item p,
.certifications,
.contact-section p {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: clamp(28px, 6vw, 64px);
  align-items: start;
}

.split .section-heading {
  position: sticky;
  top: 112px;
  margin-bottom: 0;
}

.timeline {
  display: grid;
  gap: 12px;
}

.timeline-item {
  display: grid;
  gap: 10px;
  padding: 22px;
}

.timeline-item span {
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

.projects-section {
  display: grid;
  gap: 8px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.project-card {
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 250px;
  padding: 22px;
}

.project-card.featured {
  background:
    linear-gradient(145deg, rgba(255, 116, 105, 0.08), transparent 44%),
    linear-gradient(325deg, rgba(33, 158, 230, 0.1), transparent 48%),
    var(--surface);
}

.project-meta {
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.project-card p {
  color: var(--muted);
}

.project-link {
  width: fit-content;
  margin-top: 4px;
  color: var(--ink);
  font-weight: 800;
  border-bottom: 2px solid var(--blue);
  transition:
    color 180ms ease,
    border-color 180ms ease;
}

.project-link:hover {
  color: var(--blue);
  border-color: var(--coral);
}

.stack-section {
  display: block;
}

.stack-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.42fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: start;
}

.stack-intro {
  position: sticky;
  top: 112px;
  display: grid;
  gap: 16px;
}

.stack-intro p:not(.eyebrow) {
  color: var(--muted);
}

.stack-metrics {
  display: grid;
  gap: 8px;
  max-width: 320px;
  margin-top: 4px;
}

.stack-metrics span {
  min-height: 38px;
  padding: 8px 0 8px 14px;
  border-left: 3px solid var(--blue);
  color: #2b303d;
  font-weight: 800;
}

.stack-metrics span:nth-child(2) {
  border-color: var(--pink);
}

.stack-metrics span:nth-child(3) {
  border-color: var(--coral);
}

.stack-map {
  counter-reset: stack-domain;
  display: grid;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stack-group {
  counter-increment: stack-domain;
  display: grid;
  grid-template-columns: 48px minmax(150px, 210px) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding: 20px 0;
  border-top: 1px solid var(--line);
}

.stack-group:first-child {
  border-top: 0;
}

.stack-group::before {
  display: grid;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  place-items: center;
  background: linear-gradient(135deg, var(--coral), var(--pink), var(--blue));
  box-shadow: 0 10px 24px rgba(33, 158, 230, 0.18);
  color: #ffffff;
  content: counter(stack-domain, decimal-leading-zero);
  font-size: 0.72rem;
  font-weight: 850;
}

.stack-group:nth-child(2n)::before {
  background: linear-gradient(135deg, var(--pink), var(--violet));
}

.stack-group:nth-child(3n)::before {
  background: linear-gradient(135deg, var(--violet), var(--blue));
}

.stack-group:nth-child(4n)::before {
  background: linear-gradient(135deg, var(--coral), var(--blue));
}

.stack-group h3 {
  padding-top: 4px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 16px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.tag-list li {
  position: relative;
  padding-left: 12px;
  color: #2b303d;
  font-size: 0.92rem;
  font-weight: 650;
}

.tag-list li::before {
  position: absolute;
  top: 0.76em;
  left: 0;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--blue);
  content: "";
}

.certifications {
  display: grid;
  gap: 16px;
}

.certifications-heading {
  margin-bottom: 16px;
}

.certifications-heading h2 {
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.6rem);
  font-weight: 800;
  line-height: 1.04;
  letter-spacing: 0;
}

.certificate-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.certificate-card {
  position: relative;
  overflow: hidden;
  display: grid;
  align-content: start;
  gap: 12px;
  min-height: 190px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(150deg, rgba(255, 116, 105, 0.09), transparent 42%),
    var(--surface);
  box-shadow: 0 14px 44px rgba(30, 35, 55, 0.05);
}

.certificate-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  content: "";
  background: linear-gradient(90deg, var(--coral), var(--pink), var(--blue));
}

.certificate-card:nth-child(2)::before {
  background: linear-gradient(90deg, var(--pink), var(--violet));
}

.certificate-card:nth-child(3)::before {
  background: linear-gradient(90deg, var(--violet), var(--blue));
}

.certificate-card:nth-child(4)::before {
  background: linear-gradient(90deg, var(--coral), var(--blue));
}

.certificate-card:nth-child(5)::before {
  background: linear-gradient(90deg, var(--blue), var(--violet));
}

.certificate-card:nth-child(6)::before {
  background: linear-gradient(90deg, var(--coral), var(--pink));
}

.certificate-meta {
  display: block;
}

.certificate-meta span {
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.certificate-meta span {
  color: var(--blue);
}

.certificate-issuer {
  width: fit-content;
  border-radius: 6px;
  background: rgba(23, 24, 32, 0.06);
  color: #313747;
  padding: 5px 8px;
  font-size: 0.78rem;
  font-weight: 850;
  text-transform: uppercase;
}

.certificate-card p {
  color: var(--muted);
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.74fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: start;
  margin: clamp(40px, 7vw, 84px) 0;
  padding: clamp(28px, 5vw, 48px);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(255, 116, 105, 0.14), transparent 42%),
    linear-gradient(310deg, rgba(33, 158, 230, 0.14), transparent 44%),
    var(--surface);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.contact-section > div:first-child {
  display: grid;
  gap: 14px;
}

.contact-actions {
  display: grid;
  gap: 10px;
}

.contact-link {
  display: grid;
  gap: 3px;
  width: 100%;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  color: inherit;
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.contact-link:hover {
  transform: translateY(-2px);
  border-color: rgba(33, 158, 230, 0.45);
  background: #ffffff;
}

.contact-link span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.contact-link strong {
  overflow-wrap: anywhere;
  font-size: clamp(0.98rem, 1.8vw, 1.08rem);
}

.site-footer {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 0 0 32px;
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

@media (max-width: 940px) {
  .hero,
  .split,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-panel {
    min-height: auto;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .certificate-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .stack-layout {
    grid-template-columns: 1fr;
  }

  .stack-intro {
    position: static;
  }

  .split .section-heading {
    position: static;
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: flex-start;
    padding-inline: 18px;
  }

  .site-nav {
    display: none;
  }

  main {
    width: min(100% - 32px, 1160px);
  }

  .brand-text {
    white-space: normal;
  }

  .hero {
    padding-top: 44px;
  }

  h1 {
    font-size: clamp(2.45rem, 14vw, 4rem);
  }

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

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

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

  .stack-group {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 12px;
    padding: 18px 0;
  }

  .stack-group::before {
    width: 30px;
    height: 30px;
  }

  .stack-group .tag-list {
    grid-column: 2;
  }

  .service-card {
    min-height: 0;
  }

  .project-card,
  .certificate-card {
    min-height: 0;
  }

  .facts div {
    grid-template-columns: 1fr;
    gap: 5px;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .contact-section {
    min-width: 0;
    padding: 22px;
  }
}