:root {
  --bg: #f4f7fb;
  --bg-card: #ffffff;
  --bg-subtle: #eef2f8;
  --border: #d8e0ec;
  --border-strong: #b8c5d9;
  --text: #0f172a;
  --text-muted: #5b6b82;
  --text-soft: #8a97ab;
  --accent: #0ea5e9;
  --accent-dark: #0284c7;
  --accent-deep: #0369a1;
  --accent-bg: #e0f2fe;
  --agro: #059669;
  --agro-bg: #d1fae5;
  --eng: #d97706;
  --eng-bg: #fef3c7;
  --util: #7c3aed;
  --util-bg: #ede9fe;
  --infra: #1d4ed8;
  --infra-bg: #dbeafe;
  --shadow: 0 1px 2px rgba(15, 23, 42, 0.06), 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 4px 6px rgba(15, 23, 42, 0.04), 0 24px 48px rgba(14, 165, 233, 0.1);
  --radius: 14px;
  --font: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: light;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.bg-mesh {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 5% -5%, rgba(14, 165, 233, 0.14), transparent 55%),
    radial-gradient(ellipse 60% 50% at 95% 5%, rgba(29, 78, 216, 0.1), transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 100%, rgba(5, 150, 105, 0.06), transparent 45%);
}

.wrap {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

/* ── Header ── */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  background: rgba(244, 247, 251, 0.88);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
  border-radius: 10px;
  transition: opacity 0.15s ease;
}

.logo:hover,
.logo:focus-visible {
  opacity: 0.85;
  outline: none;
}

.logo-mark {
  display: block;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
}

.logo-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.logo-mark--sm {
  width: 32px;
  height: 32px;
}

.logo-text {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav a {
  padding: 0.45rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: 8px;
  transition: color 0.15s ease, background 0.15s ease;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
  background: var(--bg-subtle);
  outline: none;
}

.nav-cta {
  margin-left: 0.35rem;
  background: var(--text) !important;
  color: #fff !important;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: var(--accent-deep) !important;
  color: #fff !important;
}

/* ── Typography helpers ── */

.kicker {
  margin: 0 0 0.6rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-dark);
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent-dark) 0%, var(--infra) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ── Buttons ── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.25rem;
  font-family: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}

.btn-primary {
  background: linear-gradient(145deg, var(--accent), var(--accent-dark));
  color: #fff;
  box-shadow: 0 2px 8px rgba(14, 165, 233, 0.35);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(14, 165, 233, 0.4);
  outline: none;
}

.btn-ghost {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--border-strong);
  background: var(--bg-subtle);
  outline: none;
}

.btn-lg {
  padding: 0.85rem 1.5rem;
  font-size: 0.95rem;
}

/* ── Hero ── */

.hero {
  position: relative;
  z-index: 1;
  padding: clamp(3rem, 8vw, 5.5rem) 0 clamp(2.5rem, 6vw, 4rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.hero-content h1 {
  margin: 0 0 1.1rem;
  font-size: clamp(2.1rem, 5vw, 3.15rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.1;
}

.lead {
  margin: 0;
  max-width: 50ch;
  font-size: 1.05rem;
  color: var(--text-muted);
}

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

.stats {
  display: flex;
  gap: clamp(1.5rem, 4vw, 2.5rem);
  margin: 2.5rem 0 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stats div {
  min-width: 0;
}

.stats dt {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
}

.stats dd {
  margin: 0.15rem 0 0;
  font-size: 0.82rem;
  color: var(--text-soft);
}

/* ── Hero visual ── */

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  padding: 1rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-content: center;
  gap: 0.6rem;
  max-width: 22rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.6rem 0.95rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--text);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
  white-space: nowrap;
  animation: tag-in 0.45s ease backwards;
}

.hero-tag span {
  font-size: 1.1rem;
  line-height: 1;
}

.hero-tag:nth-child(1) { animation-delay: 0.04s; }
.hero-tag:nth-child(2) { animation-delay: 0.1s; }
.hero-tag:nth-child(3) { animation-delay: 0.16s; }
.hero-tag:nth-child(4) { animation-delay: 0.22s; }
.hero-tag:nth-child(5) { animation-delay: 0.28s; }

.hero-tag--consult { border-color: #99f6e4; background: linear-gradient(135deg, #fff 0%, #f0fdfa 100%); }
.hero-tag--3d { border-color: #fbcfe8; background: linear-gradient(135deg, #fff 0%, #fdf2f8 100%); }
.hero-tag--iot { border-color: #a7f3d0; background: linear-gradient(135deg, #fff 0%, #ecfdf5 100%); }
.hero-tag--eng { border-color: #fde68a; background: linear-gradient(135deg, #fff 0%, #fffbeb 100%); }
.hero-tag--util { border-color: #ddd6fe; background: linear-gradient(135deg, #fff 0%, #f5f3ff 100%); }

@keyframes tag-in {
  from {
    opacity: 0;
    transform: translateY(6px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ── Sections ── */

.section-head {
  max-width: 58ch;
  margin-bottom: 2.5rem;
}

.section-head h2,
.about-content h2,
.catalog-cta-inner h2 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-lead {
  margin: 0;
  color: var(--text-muted);
  font-size: 1rem;
}

.areas {
  position: relative;
  z-index: 1;
  padding: 3rem 0 4rem;
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.15rem;
}

.area-card--featured {
  grid-column: 1 / -1;
}

.area-card {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.area-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.area-card--util:hover { border-color: #c4b5fd; }
.area-card--iot:hover { border-color: #6ee7b7; }
.area-card--eng:hover { border-color: #fcd34d; }
.area-card--3d:hover { border-color: #f9a8d4; }
.area-card--consult:hover { border-color: #5eead4; }

.area-icon {
  font-size: 1.75rem;
  line-height: 1;
  margin-bottom: 0.85rem;
}

.area-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.area-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.area-tags-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  column-gap: 0.65rem;
  row-gap: 0.4rem;
  margin: 1.1rem 0 0;
  width: 100%;
}

.area-tags-row .area-tags {
  margin: 0;
  grid-column: 1;
  grid-row: 1;
}

.area-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 1.1rem 0 0;
  padding: 0;
  list-style: none;
}

.area-tags li {
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border);
}

.area-card--util .area-tags li { background: var(--util-bg); color: var(--util); border-color: #ddd6fe; }
.area-card--iot .area-tags li { background: var(--agro-bg); color: var(--agro); border-color: #a7f3d0; }
.area-card--eng .area-tags li { background: var(--eng-bg); color: var(--eng); border-color: #fde68a; }
.area-card--3d .area-tags li { background: #fce7f3; color: #db2777; border-color: #fbcfe8; }
.area-card--consult .area-tags li { background: #ccfbf1; color: #0f766e; border-color: #99f6e4; }

.area-instagram {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  width: max-content;
  max-width: 100%;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 500;
  line-height: 1.4;
  color: #db2777;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.15s ease;
}

.area-instagram svg {
  display: block;
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
}

.area-instagram:hover,
.area-instagram:focus-visible {
  color: #be185d;
  outline: none;
}

@media (max-width: 380px) {
  .area-tags-row {
    grid-template-columns: 1fr;
  }

  .area-instagram {
    grid-column: 1;
    grid-row: 2;
    justify-self: end;
  }
}

/* ── Catalog CTA ── */

.catalog-cta {
  position: relative;
  z-index: 1;
  padding: 0 0 4rem;
}

.catalog-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2.25rem 2.5rem;
  background: linear-gradient(135deg, var(--accent-deep) 0%, #1e3a8a 100%);
  border-radius: calc(var(--radius) + 4px);
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.catalog-cta-inner .kicker {
  color: #7dd3fc;
}

.catalog-cta-inner h2 {
  color: #fff;
}

.catalog-cta-inner p {
  margin: 0;
  max-width: 42ch;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.95rem;
}

.catalog-cta-inner .btn-primary {
  background: #fff;
  color: var(--accent-deep);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
  flex-shrink: 0;
}

.catalog-cta-inner .btn-primary:hover,
.catalog-cta-inner .btn-primary:focus-visible {
  background: var(--accent-bg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

/* ── About ── */

.about {
  position: relative;
  z-index: 1;
  padding: 2rem 0 5rem;
  border-top: 1px solid var(--border);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.about-content p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.about-content p:last-child {
  margin-bottom: 0;
}

.about-aside {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.principle {
  display: flex;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.principle-num {
  font-family: var(--mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent-dark);
  flex-shrink: 0;
  padding-top: 0.15rem;
}

.principle h3 {
  margin: 0 0 0.25rem;
  font-size: 0.92rem;
  font-weight: 600;
}

.principle p {
  margin: 0;
  font-size: 0.84rem;
  color: var(--text-soft);
}

/* ── Footer ── */

.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 1.75rem 0 2.5rem;
  background: rgba(255, 255, 255, 0.5);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 0.75rem 2rem;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.footer-brand p {
  margin: 0;
  font-weight: 600;
  font-size: 0.9rem;
}

.footer-nav {
  display: flex;
  gap: 1.25rem;
}

.footer-nav a {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.footer-nav a:hover,
.footer-nav a:focus-visible {
  color: var(--accent-dark);
  outline: none;
}

.footer-copy {
  grid-column: 1 / -1;
  margin: 0.5rem 0 0;
  font-size: 0.8rem;
  color: var(--text-soft);
}

/* ── Responsive ── */

@media (max-width: 900px) {
  .hero {
    padding: clamp(2rem, 6vw, 3rem) 0 clamp(2rem, 5vw, 3rem);
  }

  .hero-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    display: none;
  }

  .hero-content .lead {
    max-width: none;
  }

  .stats {
    margin-top: 2rem;
    padding-top: 1.5rem;
    justify-content: space-between;
    gap: 1rem;
  }

  .stats dt {
    font-size: clamp(1.35rem, 4vw, 1.65rem);
  }

  .stats dd {
    font-size: 0.78rem;
  }

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

  .catalog-cta-inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.75rem;
  }
}

@media (max-width: 640px) {
  .nav a:not(.nav-cta) {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    justify-content: center;
  }

  .stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-nav {
    flex-wrap: wrap;
  }
}

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

  .hero-tag {
    animation: none;
  }

  .btn-primary:hover,
  .area-card:hover {
    transform: none;
  }
}