:root {
  --blue: #009bdf;
  --blue-soft: #bfd1ff;
  --ink: #000000;
  --muted: #758398;
  --bg: #ffffff;
  --bg-soft: #f6f8fa;
  --navy: #243673;
  --line: #e6ebf0;
  --container: 1140px;
  --font-sans: "Barlow Semi Condensed", sans-serif;
  --font-serif: "Playfair Display", Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink);
  background:
    radial-gradient(circle at 88% 8%, rgba(191, 209, 255, 0.55), transparent 32%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 48%, #ffffff 100%);
  min-height: 100vh;
}

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

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

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.container {
  width: min(calc(100% - 2.5rem), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--blue);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 1000;
}

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

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

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 24px rgba(36, 54, 115, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}

.logo-mark {
  width: 166px;
  height: 24px;
  object-fit: contain;
}

.logo-icon {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 50%;
}

.logo-text {
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav a {
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  transition: color 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--blue);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  margin: 5px auto;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  padding: 4.5rem 0 5rem;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 3rem;
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  position: relative;
  display: inline-block;
}

.eyebrow::after {
  content: "";
  display: block;
  width: 42px;
  height: 2px;
  margin-top: 0.65rem;
  background: var(--blue);
}

.hero h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 7vw, 5.6rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.hero-role {
  margin: 0.85rem 0 1.75rem;
  color: var(--muted);
  font-size: 1.45rem;
  font-weight: 400;
}

.hero-contacts {
  display: grid;
  gap: 0.85rem;
}

.hero-contacts a {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 0.2s ease;
}

.hero-contacts svg {
  color: var(--blue);
  flex-shrink: 0;
}

.hero-contacts a:hover {
  color: var(--blue);
}

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 420px;
}

.hero-orb {
  position: absolute;
  width: min(92%, 520px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 35%, #dce8ff 0%, #b8d4ff 45%, #9ec4f5 100%);
  opacity: 0.85;
  transform: translate(12%, -8%);
  animation: float 8s ease-in-out infinite;
}

.hero-photo {
  position: relative;
  width: min(100%, 420px);
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 24px 60px rgba(36, 54, 115, 0.18);
  animation: rise 1s ease both;
}

@keyframes float {
  0%, 100% { transform: translate(12%, -8%); }
  50% { transform: translate(14%, -4%); }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* About */
.about {
  padding: 5rem 0;
  background: var(--bg);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
}

.section-label {
  margin: 0 0 1rem;
  color: var(--blue);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.about h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  line-height: 1.35;
  font-weight: 700;
}

.about h3 {
  margin: 0 0 1rem;
  font-size: 1.35rem;
  font-weight: 600;
}

.about p {
  color: var(--muted);
  margin: 0 0 1rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.5rem;
  color: var(--blue);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.text-link img {
  width: 36px;
  transition: transform 0.25s ease;
}

.text-link:hover img {
  transform: translateX(6px);
}

/* Services */
.services {
  padding: 5rem 0;
  background: var(--bg-soft);
}

.services h2,
.skills h2,
.portfolio h2,
.footer-cta h2 {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
}

.section-lead {
  max-width: 720px;
  margin: 0 0 2.5rem;
  color: var(--muted);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: var(--bg);
  padding: 2rem 1.6rem;
  border: 1px solid transparent;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 155, 223, 0.2);
  box-shadow: 0 16px 40px rgba(36, 54, 115, 0.08);
}

.service-icon {
  margin-bottom: 1.2rem;
}

.service-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* Insights */
.insights {
  padding: 4rem 0 5rem;
  background: var(--bg);
}

.insight-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.insight-card {
  padding: 1.6rem 0;
  border-top: 1px solid var(--line);
}

.insight-card h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  line-height: 1.35;
  font-weight: 700;
}

.insight-card h3 a:hover {
  color: var(--blue);
}

.insight-card time {
  display: block;
  margin-bottom: 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.insight-card p {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Skills & Experience */
.skills {
  padding: 5rem 0;
  background: var(--bg-soft);
}

.skills-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.5rem;
}

.skill-list {
  display: grid;
  gap: 1.4rem;
  margin-top: 1.5rem;
}

.skill-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.45rem;
  font-weight: 500;
}

.skill-value {
  color: var(--blue);
}

.skill-bar {
  height: 6px;
  background: #dfe7ef;
  overflow: hidden;
}

.skill-bar span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--blue), #4db8ea);
  transition: width 1.1s ease;
}

.skill-list.is-visible .skill-bar span {
  width: var(--pct);
}

.timeline {
  display: grid;
  gap: 2rem;
  margin-top: 1.5rem;
}

.timeline-date {
  margin: 0;
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.timeline-company {
  margin: 0.2rem 0 0.35rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.timeline h3 {
  margin: 0 0 0.5rem;
  font-size: 1.2rem;
}

.timeline p:last-child {
  margin: 0;
  color: var(--muted);
}

/* Portfolio */
.portfolio {
  padding: 5rem 0;
  background: var(--bg);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.portfolio-grid figure {
  margin: 0;
  overflow: hidden;
  background: var(--bg-soft);
}

.portfolio-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.portfolio-grid figure:hover img {
  transform: scale(1.04);
}

/* Footer */
.site-footer {
  background: #0f1724;
  color: #f4f7fb;
  padding-top: 4.5rem;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer-cta h2 {
  color: #fff;
  max-width: 14ch;
}

.footer-touch {
  display: inline-block;
  margin-top: 1.25rem;
  font-family: var(--font-serif);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 700;
  color: var(--blue);
  line-height: 1.1;
  transition: color 0.2s ease;
}

.footer-touch:hover {
  color: #4db8ea;
}

.footer-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding-top: 0.5rem;
}

.footer-cols h3 {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 600;
}

.footer-cols a {
  color: rgba(255, 255, 255, 0.72);
  transition: color 0.2s ease;
}

.footer-cols a:hover {
  color: #fff;
}

.footer-cols li + li {
  margin-top: 0.55rem;
}

.partner-links {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.25rem 0;
}

.partner-links ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.65rem 1.35rem;
}

.partner-links a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.partner-links a:hover {
  color: var(--blue);
}

.footer-bottom {
  padding: 1.25rem 0 1.6rem;
}

.footer-bottom p {
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.88rem;
  text-align: center;
}

/* Page shared */
.page-hero {
  padding: 3.5rem 0 2rem;
}

.page-hero h1 {
  margin: 0.35rem 0 0.85rem;
  font-family: var(--font-serif);
  font-size: clamp(2.8rem, 6vw, 4.4rem);
  font-weight: 800;
  line-height: 1.05;
}

.page-lead {
  margin: 0;
  max-width: 40rem;
  color: var(--muted);
  font-size: 1.15rem;
}

.page-section {
  padding: 4rem 0;
}

.bg-soft {
  background: var(--bg-soft);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.section-head h2 {
  margin: 0;
}

.about-photo {
  margin-top: 1.75rem;
  width: min(100%, 360px);
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 50%;
  box-shadow: 0 18px 40px rgba(36, 54, 115, 0.14);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}

.process-card {
  background: var(--bg);
  padding: 1.5rem 1.25rem;
  border: 1px solid var(--line);
}

.process-num {
  display: block;
  margin-bottom: 0.85rem;
  color: var(--blue);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.process-card h3 {
  margin: 0 0 0.55rem;
  font-size: 1.15rem;
}

.process-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.service-detail {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--line);
}

.service-detail:first-child {
  padding-top: 0;
}

.service-detail.reverse .service-detail-copy {
  order: 2;
}

.service-detail.reverse .service-detail-panel {
  order: 1;
}

.service-detail h2 {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.service-detail-copy > p {
  color: var(--muted);
}

.check-list {
  margin-top: 1.25rem;
  display: grid;
  gap: 0.65rem;
}

.check-list li {
  position: relative;
  padding-left: 1.35rem;
  color: var(--ink);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--blue);
}

.service-detail-panel {
  background: var(--bg-soft);
  padding: 1.5rem;
  align-self: start;
}

.service-detail-panel h3 {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
}

.service-detail-panel h3 + p {
  margin: 0 0 1.25rem;
  color: var(--muted);
}

.service-detail-panel h3:last-of-type + p {
  margin-bottom: 0;
}

.portfolio-list {
  display: grid;
  gap: 3.5rem;
}

.portfolio-item {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
}

.portfolio-item.reverse {
  grid-template-columns: 0.85fr 1.15fr;
}

.portfolio-item.reverse figure {
  order: 2;
}

.portfolio-item figure {
  margin: 0;
  overflow: hidden;
  background: var(--bg-soft);
}

.portfolio-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.portfolio-item:hover img {
  transform: scale(1.03);
}

.portfolio-item-body h2 {
  margin: 0.35rem 0 0.85rem;
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
}

.portfolio-item-body p {
  margin: 0 0 1rem;
  color: var(--muted);
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.meta-row li {
  padding: 0.3rem 0.7rem;
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-info h2,
.contact-form h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-serif);
  font-size: 2rem;
}

.contact-info > p {
  color: var(--muted);
  margin: 0 0 1.5rem;
}

.contact-details {
  display: grid;
  gap: 1.1rem;
}

.contact-details span {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--blue);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-details a,
.contact-details p {
  margin: 0;
  font-size: 1.05rem;
}

.contact-details a:hover {
  color: var(--blue);
}

.contact-social {
  margin-top: 2rem;
}

.contact-social h3 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.contact-social ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.2rem;
}

.contact-social a {
  color: var(--muted);
}

.contact-social a:hover {
  color: var(--blue);
}

.contact-form {
  background: var(--bg-soft);
  padding: 1.75rem;
  border: 1px solid var(--line);
}

.form-row {
  display: grid;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.form-row label {
  font-size: 0.9rem;
  font-weight: 500;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  border: 1px solid #d7dee7;
  background: #fff;
  padding: 0.8rem 0.9rem;
  font: inherit;
  color: var(--ink);
  border-radius: 2px;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: 2px solid rgba(0, 155, 223, 0.25);
  border-color: var(--blue);
}

.form-note {
  margin: 0.85rem 0 0;
  min-height: 1.4em;
  color: var(--blue);
  font-size: 0.95rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.4rem;
  background: var(--blue);
  color: #fff;
  border: 0;
  font: inherit;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}

.btn-primary:hover {
  background: #0086c2;
}

.cta-band {
  background: #0f1724;
  color: #fff;
}

.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.cta-band h2 {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  color: #fff;
}

.cta-band p {
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
}

.cta-band .btn-primary {
  flex-shrink: 0;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* Responsive */
@media (max-width: 980px) {
  .hero-grid,
  .about-grid,
  .skills-grid,
  .footer-top,
  .service-detail,
  .service-detail.reverse,
  .portfolio-item,
  .portfolio-item.reverse,
  .contact-grid,
  .cta-band-inner {
    grid-template-columns: 1fr;
    display: grid;
  }

  .service-detail.reverse .service-detail-copy,
  .service-detail.reverse .service-detail-panel,
  .portfolio-item.reverse figure {
    order: initial;
  }

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

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

  .hero-visual {
    order: -1;
    min-height: 320px;
  }

  .hero-photo {
    width: min(100%, 340px);
  }

  .cta-band-inner {
    justify-items: start;
  }
}

@media (max-width: 760px) {
  .menu-toggle {
    display: block;
  }

  .nav {
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.06);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    width: 100%;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
  }

  .service-grid,
  .insight-grid,
  .portfolio-grid,
  .footer-cols,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .partner-links ul {
    justify-content: flex-start;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}