:root {
  color-scheme: light;

  --bg: #f7f9fc;
  --bg-soft: #ffffff;
  --card: #ffffff;
  --card-strong: #eef1f7;
  --text: #10151c;
  --muted: #5b6672;
  --line: rgba(16, 21, 29, 0.09);
  --primary: #2f5fd8;
  --primary-strong: #1f45ad;
  --primary-soft: #dfe8fb;
  --accent: #0f9488;
  --on-primary: #ffffff;
  --shadow: rgba(16, 24, 40, 0.12);
  --glow-1: rgba(47, 95, 216, 0.07);
  --glow-2: rgba(15, 148, 136, 0.05);
  --radius: 24px;
  --container: 1180px;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;

    --bg: #0a0e14;
    --bg-soft: #10161d;
    --card: #121922;
    --card-strong: #161f2a;
    --text: #eef2f6;
    --muted: #93a1b1;
    --line: rgba(255, 255, 255, 0.08);
    --primary: #6c9cff;
    --primary-strong: #4d7ce8;
    --primary-soft: rgba(108, 156, 255, 0.16);
    --accent: #35d6b9;
    --on-primary: #071021;
    --shadow: rgba(0, 0, 0, 0.45);
    --glow-1: rgba(108, 156, 255, 0.14);
    --glow-2: rgba(53, 214, 185, 0.1);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;

  --bg: #0a0e14;
  --bg-soft: #10161d;
  --card: #121922;
  --card-strong: #161f2a;
  --text: #eef2f6;
  --muted: #93a1b1;
  --line: rgba(255, 255, 255, 0.08);
  --primary: #6c9cff;
  --primary-strong: #4d7ce8;
  --primary-soft: rgba(108, 156, 255, 0.16);
  --accent: #35d6b9;
  --on-primary: #071021;
  --shadow: rgba(0, 0, 0, 0.45);
  --glow-1: rgba(108, 156, 255, 0.14);
  --glow-2: rgba(53, 214, 185, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background:
    radial-gradient(circle at top left, var(--glow-1), transparent 30%),
    radial-gradient(circle at top right, var(--glow-2), transparent 28%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background-color 0.25s ease, color 0.25s ease;
}

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

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

button {
  font: inherit;
}

.page-shell {
  min-height: 100vh;
}

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-bottom: 1px solid var(--line);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 80px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--on-primary);
  font-weight: 900;
}

.brand-text {
  font-size: 1.05rem;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav a {
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.theme-toggle {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--text);
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.theme-toggle:hover,
.theme-toggle:focus-visible {
  background: var(--card-strong);
}

.theme-toggle .icon-sun {
  display: none;
}

.theme-toggle .icon-moon {
  display: block;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun {
    display: block;
  }

  :root:not([data-theme="light"]) .theme-toggle .icon-moon {
    display: none;
  }
}

:root[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

:root[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 12px;
  width: 46px;
  height: 46px;
  cursor: pointer;
  padding: 0.6rem;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 999px;
  margin: 0.28rem 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1px solid transparent;
  padding: 0.9rem 1.4rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  transition: transform 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
}

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

.btn-small {
  padding: 0.7rem 1rem;
  font-size: 0.88rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: var(--on-primary);
  box-shadow: 0 10px 30px color-mix(in srgb, var(--primary) 30%, transparent);
}

.btn-secondary {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.hero {
  padding: 5.5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.14fr 0.86fr;
  align-items: center;
  gap: 2.5rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  font-weight: 700;
}

.hero-copy h1,
.section-heading h2,
.site-footer h2 {
  margin: 0;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.hero-copy h1 {
  font-size: clamp(3.2rem, 6vw, 6rem);
  max-width: 620px;
}

.lead {
  font-size: 1.08rem;
  color: var(--muted);
  max-width: 620px;
  margin-top: 1rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: 0.94rem;
}

.trust-list li::before {
  content: "•";
  color: var(--primary);
  margin-right: 0.65rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.profile-card {
  width: min(100%, 420px);
  padding: 1.25rem;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
  box-shadow: 0 30px 80px var(--shadow);
}

.badge {
  display: inline-flex;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 24%, transparent);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.avatar-wrap {
  padding: 2rem 0 0.8rem;
}

.avatar {
  width: 100%;
  aspect-ratio: 1.05;
  display: grid;
  place-items: center;
  border-radius: 26px;
  background: linear-gradient(135deg, var(--primary-soft), color-mix(in srgb, var(--accent) 22%, transparent));
  border: 1px solid var(--line);
  font-size: clamp(2.8rem, 5vw, 5rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.08em;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.metric-row div {
  background: var(--card-strong);
  border-radius: 18px;
  border: 1px solid var(--line);
  padding: 1rem;
}

.metric-row strong {
  display: block;
  font-size: 1.9rem;
  letter-spacing: -0.06em;
}

.metric-row span {
  color: var(--muted);
  font-size: 0.84rem;
}

.mini-panel {
  margin-top: 1rem;
  padding: 1rem 1.1rem;
  border-radius: 16px;
  background: color-mix(in srgb, var(--primary) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 14%, transparent);
}

.mini-panel p {
  margin: 0 0 0.25rem;
  color: var(--muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.mini-panel strong {
  font-size: 1.05rem;
}

.stats-band {
  padding: 1rem 0 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
  padding: 1rem 0;
}

.stats-grid div {
  background: var(--card-strong);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.2rem 1rem;
  text-align: center;
}

.stats-grid strong {
  display: block;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  letter-spacing: -0.06em;
}

.stats-grid span {
  color: var(--muted);
  font-size: 0.82rem;
}

.section {
  padding: 6rem 0;
}

.muted-section {
  background: var(--bg-soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.two-col {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 2rem;
  align-items: start;
}

.section-heading {
  max-width: 560px;
}

.section-heading h2,
.site-footer h2 {
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.about-content {
  color: var(--muted);
}

.about-content p {
  margin: 0 0 1.2rem;
  font-size: 1.02rem;
}

.value-list {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.value-list article {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.2rem;
  border-radius: 20px;
  background: var(--card);
  border: 1px solid var(--line);
}

.value-list span {
  display: inline-flex;
  width: 2.3rem;
  height: 2.3rem;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary) 20%, transparent);
  color: var(--primary);
  font-weight: 700;
}

.value-list h3,
.project-body h3,
.process-card h3,
.insight-card h3 {
  margin: 0 0 0.45rem;
  color: var(--text);
  letter-spacing: -0.05em;
}

.value-list p,
.project-body p,
.process-card p,
.insight-card p {
  margin: 0;
}

.value-list p + p {
  margin-top: 0.6rem;
}

.value-list a {
  color: var(--primary);
  font-weight: 600;
}

.timeline {
  display: grid;
  gap: 1.25rem;
  margin-top: 2.25rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 1.5rem;
  padding: 1.5rem;
  border-radius: 20px;
  background: var(--card);
  border: 1px solid var(--line);
}

.timeline-date {
  display: inline-block;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.timeline-body h3 {
  margin: 0 0 1rem;
  color: var(--text);
  letter-spacing: -0.04em;
}

.timeline-body h4 {
  margin: 1.1rem 0 0.5rem;
  color: var(--text);
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

.timeline-body h4:first-of-type {
  margin-top: 0;
}

.timeline-body ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  display: grid;
  gap: 0.5rem;
}

.project-grid,
.process-grid,
.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.project-card,
.process-card,
.insight-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
}

.project-visual {
  height: 260px;
  position: relative;
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--line);
}

img.project-visual {
  width: 100%;
  object-fit: cover;
}

.visual-two {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent) 34%, var(--card-strong)),
    var(--card-strong)
  );
}

.visual-three {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--primary-strong) 32%, var(--card-strong)),
    var(--card-strong)
  );
}

.visual-four {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent) 26%, var(--card-strong)),
    color-mix(in srgb, var(--primary) 20%, var(--card-strong))
  );
}

.visual-five {
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--primary) 28%, var(--card-strong)),
    color-mix(in srgb, var(--primary-strong) 22%, var(--card-strong))
  );
}

.project-body {
  padding: 1.4rem;
  color: var(--muted);
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--primary);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 700;
}

.project-body ul {
  margin: 1rem 0 0;
  padding-left: 1rem;
  color: var(--text);
}

.project-body ul a {
  color: var(--primary);
  font-weight: 600;
}

.process-card {
  padding: 1.6rem;
}

.process-card span {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  color: var(--accent);
  font-weight: 800;
}

.insight-card {
  min-height: 280px;
  display: flex;
  flex-direction: column;
}

.insight-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
}

.insight-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 1.6rem 1.6rem;
}

.insight-date {
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.insight-card a {
  color: var(--primary);
  font-weight: 600;
}

.site-footer {
  padding: 2rem 0 1.5rem;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  padding-bottom: 2rem;
}

.footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.92rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .hero-grid,
  .two-col,
  .project-grid,
  .process-grid,
  .insights-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .hero {
    padding-top: 4rem;
  }

  .site-nav {
    position: absolute;
    top: 82px;
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.25rem;
    background: var(--card-strong);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: 0 20px 40px var(--shadow);
  }

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

  .nav-toggle {
    display: inline-block;
  }

  .btn-small {
    display: none;
  }

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

  .footer-grid,
  .footer-bottom {
    display: grid;
  }
}

@media (max-width: 560px) {
  .hero-copy h1 {
    font-size: 2.8rem;
  }

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

  .project-meta {
    flex-direction: column;
    align-items: flex-start;
  }
}