:root {
  --charcoal: #1f2428;
  --warm-white: #f7f4ef;
  --soft-gray: #e7e2da;
  --signal-blue: #2563eb;
  --local-green: #2f6f4e;
  --warm-gold: #c99735;
  --border: #d8d1c7;
  --white: #fffdfa;
  --text-muted: #5f676d;
  --shadow: 0 18px 50px rgba(31, 36, 40, 0.08);
  --radius: 8px;
  --shell: min(1120px, calc(100vw - 40px));
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--warm-white);
  color: var(--charcoal);
  font-family: Inter, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

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

a:hover {
  color: var(--signal-blue);
}

button,
input,
textarea {
  font: inherit;
}

.skip-link {
  background: var(--signal-blue);
  color: white;
  left: 16px;
  padding: 10px 14px;
  position: fixed;
  top: -60px;
  z-index: 100;
}

.skip-link:focus {
  top: 16px;
}

.shell {
  margin: 0 auto;
  width: var(--shell);
}

.narrow {
  max-width: 820px;
}

.site-header {
  background: rgba(247, 244, 239, 0.94);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
}

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

.brand {
  align-items: center;
  display: inline-flex;
  font-family: Sora, Inter, system-ui, sans-serif;
  font-weight: 800;
  gap: 12px;
}

.brand img {
  border-radius: 50%;
  display: block;
  height: 46px;
  width: 46px;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: 24px;
  font-size: 15px;
  font-weight: 700;
}

.site-nav a[aria-current="page"]:not(.button) {
  color: var(--signal-blue);
}

.site-nav .button[aria-current="page"] {
  color: white;
}

.nav-toggle {
  display: none;
}

.button {
  align-items: center;
  background: var(--signal-blue);
  border: 1px solid var(--signal-blue);
  border-radius: var(--radius);
  color: white;
  display: inline-flex;
  font-weight: 800;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
}

.button:hover {
  background: #174fc4;
  border-color: #174fc4;
  color: white;
}

.button.secondary {
  background: transparent;
  border-color: var(--charcoal);
  color: var(--charcoal);
}

.button.secondary:hover {
  border-color: var(--signal-blue);
  color: var(--signal-blue);
}

.button-small {
  min-height: 40px;
  padding: 8px 14px;
}

.hero,
.page-hero {
  padding: 110px 0 92px;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
}

.hero h1,
.page-hero h1 {
  font-family: Sora, Inter, system-ui, sans-serif;
  font-size: clamp(2.55rem, 6vw, 4rem);
  letter-spacing: 0;
  line-height: 1.04;
  margin: 12px 0 24px;
  max-width: 880px;
}

.hero p,
.page-hero p,
.lede {
  color: var(--text-muted);
  font-size: 1.12rem;
  margin: 0;
  max-width: 680px;
}

.hero-image,
.image-panel,
.service-image {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 0;
  overflow: hidden;
}

.hero-image {
  background: var(--charcoal);
  position: relative;
}

.hero-image img,
.image-panel img,
.service-image img {
  display: block;
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.hero-image img {
  aspect-ratio: 4 / 3;
}

.hero-image figcaption {
  align-items: center;
  background: rgba(31, 36, 40, 0.9);
  bottom: 16px;
  color: var(--warm-white);
  display: flex;
  gap: 14px;
  justify-content: space-between;
  left: 16px;
  padding: 12px 14px;
  position: absolute;
  right: 16px;
}

.hero-image figcaption span {
  color: rgba(247, 244, 239, 0.7);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero-image figcaption strong {
  font-family: Sora, Inter, system-ui, sans-serif;
}

.image-panel {
  margin-bottom: 28px;
}

.image-panel img {
  aspect-ratio: 16 / 10;
}

.eyebrow {
  color: var(--local-green);
  display: inline-flex;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.system-visual {
  background: var(--soft-gray);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
  min-height: 380px;
  overflow: hidden;
  padding: 24px;
  position: relative;
}

.system-visual::before {
  background:
    linear-gradient(90deg, rgba(31, 36, 40, 0.07) 1px, transparent 1px),
    linear-gradient(rgba(31, 36, 40, 0.07) 1px, transparent 1px);
  background-size: 34px 34px;
  content: "";
  inset: 0;
  opacity: 0.55;
  position: absolute;
}

.visual-header,
.visual-flow,
.visual-metrics {
  position: relative;
  z-index: 1;
}

.visual-header {
  align-items: center;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  justify-content: space-between;
  padding: 18px 20px;
}

.visual-header span,
.visual-metrics span {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.visual-header strong,
.visual-metrics strong {
  font-family: Sora, Inter, system-ui, sans-serif;
}

.visual-flow {
  display: grid;
  gap: 14px;
}

.visual-flow article {
  align-items: start;
  background: rgba(255, 253, 250, 0.92);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: grid;
  gap: 14px;
  grid-template-columns: 44px 1fr;
  padding: 17px;
}

.flow-index {
  align-items: center;
  background: var(--charcoal);
  border-radius: var(--radius);
  color: var(--warm-white);
  display: flex;
  font-size: 0.78rem;
  font-weight: 900;
  height: 38px;
  justify-content: center;
  width: 38px;
}

.visual-flow strong {
  display: block;
  font-family: Sora, Inter, system-ui, sans-serif;
  margin-bottom: 4px;
}

.visual-flow p {
  color: var(--text-muted);
  margin: 0;
}

.visual-metrics {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.visual-metrics div {
  background: var(--charcoal);
  border-radius: var(--radius);
  color: var(--warm-white);
  padding: 16px;
}

.visual-metrics span {
  color: rgba(247, 244, 239, 0.68);
  display: block;
  margin-bottom: 5px;
}

.section {
  padding: 96px 0;
}

.section.muted {
  background: var(--soft-gray);
}

.section-heading {
  margin-bottom: 36px;
  max-width: 760px;
}

.section-heading.row {
  align-items: end;
  display: flex;
  justify-content: space-between;
  max-width: none;
  gap: 24px;
}

h1,
h2,
h3 {
  font-family: Sora, Inter, system-ui, sans-serif;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  margin: 10px 0 0;
}

h3 {
  font-size: 1.25rem;
  line-height: 1.2;
  margin: 16px 0 10px;
}

.card-grid {
  display: grid;
  gap: 24px;
}

.card-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.service-card,
.work-card,
.tool-card,
.plain-card,
.process-card,
.tool-stack article {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.service-card,
.work-card,
.tool-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.service-card p,
.work-card p,
.tool-card p,
.plain-card p,
.process-card p,
.tool-stack p {
  color: var(--text-muted);
}

.work-card strong {
  display: block;
  margin-top: auto;
}

.icon {
  align-items: center;
  background: rgba(37, 99, 235, 0.1);
  border: 1px solid rgba(37, 99, 235, 0.24);
  border-radius: var(--radius);
  color: var(--signal-blue);
  display: flex;
  font-size: 0.78rem;
  font-weight: 900;
  height: 48px;
  justify-content: center;
  line-height: 1;
  padding-top: 1px;
  width: 48px;
}

.text-link {
  color: var(--signal-blue);
  font-weight: 800;
  margin-top: auto;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.split {
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
}

.prose p:first-child {
  margin-top: 0;
}

.tool-stack {
  display: grid;
  gap: 18px;
}

.page-hero {
  background: var(--soft-gray);
}

.service-list {
  display: grid;
  gap: 48px;
}

.service-detail {
  border-bottom: 1px solid var(--border);
  display: grid;
  gap: 38px;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  padding-bottom: 48px;
  scroll-margin-top: 100px;
}

.service-intro {
  display: grid;
  gap: 18px;
}

.service-intro h2 {
  margin-top: 0;
}

.service-image img {
  aspect-ratio: 4 / 3;
}

.service-detail:last-child {
  border-bottom: 0;
}

.detail-columns {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

ul {
  padding-left: 1.1rem;
}

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

.process-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.process-card span {
  align-items: center;
  background: var(--charcoal);
  border-radius: 999px;
  color: var(--warm-white);
  display: flex;
  font-weight: 800;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.meta-row,
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.badge,
.filter-button {
  background: rgba(47, 111, 78, 0.09);
  border: 1px solid rgba(47, 111, 78, 0.25);
  border-radius: 999px;
  color: var(--local-green);
  display: inline-flex;
  font-size: 0.76rem;
  font-weight: 800;
  padding: 5px 9px;
}

.badge.status {
  background: rgba(201, 151, 53, 0.12);
  border-color: rgba(201, 151, 53, 0.35);
  color: #856018;
}

.filter-row {
  margin-bottom: 28px;
}

.filter-button {
  color: var(--charcoal);
  cursor: pointer;
}

.filter-button.active,
.filter-button:hover {
  background: var(--charcoal);
  border-color: var(--charcoal);
  color: var(--warm-white);
}

.archive-note,
.form-note {
  color: var(--text-muted);
  margin-top: 24px;
}

.form-status {
  border-radius: var(--radius);
  display: none;
  font-weight: 700;
  margin: 0;
  padding: 12px 14px;
}

.form-status.success,
.form-status.error {
  display: block;
}

.form-status.success {
  background: rgba(47, 111, 78, 0.12);
  color: var(--local-green);
}

.form-status.error {
  background: rgba(190, 24, 24, 0.1);
  color: #991b1b;
}

.contact-form .button:disabled {
  cursor: not-allowed;
  opacity: 0.65;
}

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

.future-list div {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-weight: 800;
  padding: 18px 20px;
}

.cta-section {
  background: var(--charcoal);
  color: var(--warm-white);
  padding: 76px 0;
}

.cta-box {
  align-items: center;
  display: flex;
  gap: 36px;
  justify-content: space-between;
}

.cta-box p {
  color: rgba(247, 244, 239, 0.78);
  max-width: 700px;
}

.cta-box .eyebrow {
  color: var(--warm-gold);
}

.contact-grid {
  align-items: start;
  display: grid;
  gap: 56px;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
}

.check-list {
  columns: 2;
  margin-top: 24px;
}

.contact-form {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  display: grid;
  gap: 18px;
  padding: 28px;
}

.contact-form label {
  display: grid;
  font-weight: 800;
  gap: 8px;
}

.contact-form input,
.contact-form textarea {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--charcoal);
  padding: 12px 13px;
  width: 100%;
}

.contact-form input:focus,
.contact-form textarea:focus,
.button:focus-visible,
.filter-button:focus-visible,
.nav-toggle:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.45);
  outline-offset: 3px;
}

.site-footer {
  background: #171b1e;
  color: var(--warm-white);
  padding: 58px 0 24px;
}

.footer-grid {
  display: grid;
  gap: 44px;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
}

.footer-grid p,
.copyright {
  color: rgba(247, 244, 239, 0.68);
}

.footer-grid h2 {
  font-size: 1rem;
  margin: 0 0 12px;
}

.footer-grid a:not(.brand) {
  color: rgba(247, 244, 239, 0.72);
  display: block;
  margin-top: 8px;
}

.footer-brand {
  background: var(--warm-white);
  border-radius: var(--radius);
  color: var(--charcoal);
  padding: 8px 10px;
}

.copyright {
  border-top: 1px solid rgba(247, 244, 239, 0.16);
  font-size: 0.9rem;
  margin-top: 42px;
  padding-top: 24px;
}

@media (max-width: 900px) {
  .header-shell {
    min-height: 68px;
  }

  .nav-toggle {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    display: inline-flex;
    font-weight: 800;
    padding: 9px 12px;
  }

  .site-nav {
    background: var(--warm-white);
    border-bottom: 1px solid var(--border);
    display: none;
    left: 0;
    padding: 20px;
    position: absolute;
    right: 0;
    top: 68px;
  }

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

  .hero,
  .page-hero {
    padding: 70px 0 62px;
  }

  .hero-grid,
  .split,
  .service-detail,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .system-visual {
    min-height: 0;
  }

  .detail-columns,
  .process-grid,
  .card-grid.three,
  .card-grid.two {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 0;
  }

  .section-heading.row,
  .cta-box {
    align-items: start;
    flex-direction: column;
  }

  .check-list {
    columns: 1;
  }
}

@media (max-width: 560px) {
  :root {
    --shell: min(100vw - 28px, 1120px);
  }

  .brand span:last-child {
    max-width: 170px;
  }

  .brand img {
    height: 42px;
    width: 42px;
  }

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

  .visual-metrics {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 20px;
  }
}