:root {
  --bg: #070a12;
  --bg-soft: #0d1322;
  --surface: rgba(16, 24, 42, 0.82);
  --surface-strong: rgba(20, 31, 54, 0.94);
  --border: rgba(157, 181, 255, 0.18);
  --text: #f4f7fb;
  --muted: #aeb8cf;
  --muted-strong: #d5dded;
  --primary: #58e7d6;
  --primary-dark: #1bb5a7;
  --accent: #8db4ff;
  --accent-warm: #f7c66a;
  --danger: #ff7d8a;
  --success: #66e6a6;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius: 8px;
  --radius-sm: 6px;
  --container: 1180px;
  --section: clamp(4rem, 8vw, 7rem);
  --card-pad: clamp(1.25rem, 3vw, 2rem);
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 14%, rgba(88, 231, 214, 0.13), transparent 28rem),
    radial-gradient(circle at 78% 0%, rgba(141, 180, 255, 0.14), transparent 26rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    var(--bg);
  background-size: auto, auto, 46px 46px, auto;
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.48) 1px, transparent 1.5px),
    radial-gradient(circle, rgba(88, 231, 214, 0.32) 1px, transparent 1.5px);
  background-position: 0 0, 24px 32px;
  background-size: 120px 120px, 180px 180px;
  opacity: 0.24;
  z-index: -1;
}

body.menu-open {
  overflow: hidden;
}

main {
  overflow: hidden;
}

img,
svg {
  max-width: 100%;
}

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

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

p {
  color: var(--muted);
}

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

.narrow {
  max-width: 820px;
}

.section {
  padding-block: var(--section);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(157, 181, 255, 0.12);
  background: rgba(7, 10, 18, 0.78);
  backdrop-filter: blur(18px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  color: var(--text);
}

.logo-mark {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border: 1px solid rgba(88, 231, 214, 0.4);
  border-radius: 50%;
  color: var(--primary);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0;
  box-shadow: 0 0 28px rgba(88, 231, 214, 0.22);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-links a {
  display: inline-flex;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  color: var(--muted-strong);
  font-size: 0.95rem;
  transition: background 180ms ease, color 180ms ease;
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(88, 231, 214, 0.12);
  color: var(--primary);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.nav-toggle span {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin: 0.28rem auto;
  background: currentColor;
  transition: transform 180ms ease, opacity 180ms ease;
}

.hero,
.page-hero {
  position: relative;
  display: grid;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

.hero {
  min-height: calc(100vh - 76px);
}

.page-hero {
  min-height: min(72vh, 680px);
}

.hero::before,
.page-hero::before,
.hero::after,
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero::before,
.page-hero::before {
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(7, 10, 18, 0.96) 0%, rgba(7, 10, 18, 0.82) 34%, rgba(7, 10, 18, 0.42) 68%, rgba(7, 10, 18, 0.72) 100%),
    radial-gradient(circle at 24% 42%, rgba(88, 231, 214, 0.18), transparent 32rem);
}

.hero::after,
.page-hero::after {
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(7, 10, 18, 0.42) 0%, rgba(7, 10, 18, 0) 30%, rgba(7, 10, 18, 0.92) 100%),
    linear-gradient(135deg, rgba(88, 231, 214, 0.13) 1px, transparent 1px);
  background-size: auto, 52px 52px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.78;
}

.hero-grid,
.page-hero-grid,
.split,
.media-split,
.detail-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, 0.95fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
}

.page-hero-grid {
  grid-template-columns: minmax(0, 1fr);
}

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

.media-split {
  grid-template-columns: minmax(300px, 0.9fr) minmax(0, 1.1fr);
}

.hero h1,
.page-hero h1 {
  max-width: 880px;
  font-size: clamp(3rem, 8vw, 6.7rem);
  line-height: 0.94;
  letter-spacing: 0;
  margin-bottom: var(--space-lg);
}

.hero-copy,
.page-hero-grid > div {
  max-width: 820px;
}

.page-hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.7rem);
}

.hero-subtitle,
.page-hero p {
  max-width: 680px;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  color: var(--muted-strong);
}

.eyebrow {
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-xl);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.8rem 1.15rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 800;
  cursor: pointer;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
  touch-action: manipulation;
}

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

.btn-primary {
  color: #04110f;
  background: linear-gradient(135deg, var(--primary), var(--accent-warm));
  box-shadow: 0 18px 50px rgba(88, 231, 214, 0.24);
}

.btn-secondary,
.btn-compact {
  color: var(--text);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.05);
}

.btn-secondary:hover,
.btn-compact:hover {
  border-color: rgba(88, 231, 214, 0.5);
  background: rgba(88, 231, 214, 0.1);
}

.btn-compact {
  min-height: 2.65rem;
  padding-inline: 0.95rem;
  font-size: 0.9rem;
}

.section-media {
  position: relative;
  margin: 0;
  min-height: min(72vw, 520px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(11, 17, 31, 0.55);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.section-media {
  min-height: auto;
  aspect-ratio: 16 / 10;
}

.section-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 10, 18, 0), rgba(7, 10, 18, 0.26)),
    radial-gradient(circle at 20% 15%, rgba(88, 231, 214, 0.18), transparent 30%);
  pointer-events: none;
}

.section-media img,
.card-image,
.cta-image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section-heading {
  max-width: 720px;
  margin-bottom: var(--space-2xl);
}

.section-heading h2,
.split h2,
.detail-copy h2,
.contact-copy h2,
.cta-panel h2 {
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.04;
  margin-bottom: var(--space-md);
}

.card-grid {
  display: grid;
  gap: var(--space-lg);
}

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

.card-grid.four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.service-card,
.portfolio-card,
.value-card,
.detail-card,
.contact-form,
.contact-note {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.18);
}

.service-card,
.portfolio-card,
.value-card,
.detail-card {
  padding: var(--card-pad);
}

.service-card,
.portfolio-card,
.detail-card {
  overflow: hidden;
}

.card-image {
  height: 13.5rem;
  margin: calc(var(--card-pad) * -1) calc(var(--card-pad) * -1) 1.35rem;
  border-bottom: 1px solid var(--border);
}

.detail-image {
  height: 16rem;
}

.service-card,
.portfolio-card,
.value-card {
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.service-card:hover,
.portfolio-card:hover,
.value-card:hover {
  transform: translateY(-5px);
  border-color: rgba(88, 231, 214, 0.45);
  background: var(--surface-strong);
}

.service-card h3,
.portfolio-card h2,
.portfolio-card h3,
.value-card h3,
.feature-list h3 {
  margin-bottom: 0.65rem;
}

.icon-chip,
.category {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1.1rem;
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.icon-chip {
  justify-content: center;
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 50%;
  border: 1px solid rgba(88, 231, 214, 0.35);
  background: rgba(88, 231, 214, 0.1);
}

.text-link {
  display: inline-flex;
  margin-top: 0.75rem;
  color: var(--primary);
  font-weight: 800;
}

.band {
  background: linear-gradient(180deg, rgba(13, 19, 34, 0.56), rgba(13, 19, 34, 0.18));
  border-block: 1px solid rgba(157, 181, 255, 0.1);
}

.feature-list {
  display: grid;
  gap: var(--space-lg);
}

.feature-list div {
  padding-left: var(--space-lg);
  border-left: 2px solid rgba(88, 231, 214, 0.38);
}

.prose p {
  font-size: 1.05rem;
}

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

.check-list {
  display: grid;
  gap: var(--space-md);
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--muted-strong);
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 18px rgba(88, 231, 214, 0.55);
}

.cta-panel {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid rgba(88, 231, 214, 0.28);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at top right, rgba(88, 231, 214, 0.16), transparent 22rem),
    var(--surface);
  text-align: center;
  box-shadow: var(--shadow);
}

.cta-panel > :not(.cta-image) {
  position: relative;
  z-index: 1;
}

.cta-image {
  position: absolute;
  inset: 0;
  opacity: 0.28;
  filter: saturate(1.08);
}

.cta-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 10, 18, 0.88), rgba(7, 10, 18, 0.6));
  pointer-events: none;
}

.cta-panel p {
  max-width: 620px;
  margin-inline: auto;
}

.cta-panel .btn {
  margin-top: var(--space-md);
}

.contact-grid {
  align-items: start;
}

.contact-note {
  display: grid;
  gap: 0.25rem;
  margin-top: var(--space-xl);
  padding: var(--space-lg);
}

.contact-note span {
  color: var(--muted);
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-lg);
  padding: clamp(1.25rem, 3vw, 2rem);
}

.form-field {
  display: grid;
  gap: 0.4rem;
}

.form-field.full,
.btn.full,
.form-success {
  grid-column: 1 / -1;
}

label {
  color: var(--muted-strong);
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(157, 181, 255, 0.22);
  border-radius: var(--radius-sm);
  background: rgba(5, 8, 15, 0.74);
  color: var(--text);
  font: inherit;
  padding: 0.85rem 0.9rem;
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
  font-size: 1rem;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(88, 231, 214, 0.13);
}

.form-field.invalid input,
.form-field.invalid select,
.form-field.invalid textarea {
  border-color: var(--danger);
}

.error-message {
  min-height: 1.2rem;
  color: var(--danger);
}

.form-success {
  margin: 0;
  color: var(--success);
  font-weight: 800;
}

.site-footer {
  padding-block: var(--space-2xl) var(--space-lg);
  border-top: 1px solid rgba(157, 181, 255, 0.12);
  background: rgba(3, 5, 10, 0.68);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-xl);
  align-items: start;
}

.footer-grid p {
  max-width: 430px;
  margin: 0.75rem 0 0;
}

.footer-grid nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  justify-content: flex-end;
}

.footer-grid nav a {
  color: var(--muted);
}

.footer-grid nav a:hover {
  color: var(--primary);
}

.copyright {
  margin-top: var(--space-xl);
  color: var(--muted);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@keyframes rotate {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 920px) {
  .nav-toggle {
    display: block;
  }

  .nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

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

  .nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .nav-links {
    position: fixed;
    inset: 76px 1rem auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-md);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(7, 10, 18, 0.96);
    box-shadow: var(--shadow);
  }

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

  .nav-links a {
    justify-content: center;
    min-height: 2.8rem;
  }

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

  .hero {
    min-height: 680px;
  }

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

  .detail-grid.reverse .detail-copy {
    order: 0;
  }
}

@media (max-width: 640px) {
  :root {
    --section: 3.5rem;
    --card-pad: 1.1rem;
  }

  body {
    background-size: auto, auto, 34px 34px, auto;
  }

  .container {
    width: min(100% - 1.25rem, var(--container));
  }

  .nav {
    min-height: 64px;
  }

  .logo {
    max-width: min(74vw, 18rem);
    font-size: 0.92rem;
    line-height: 1.15;
  }

  .logo-mark {
    flex: 0 0 auto;
    width: 1.8rem;
    height: 1.8rem;
    font-size: 0.62rem;
  }

  .nav-toggle {
    width: 2.5rem;
    height: 2.5rem;
  }

  .nav-links {
    inset: 64px 0.625rem auto;
  }

  .hero {
    min-height: 640px;
    padding-top: 2.75rem;
  }

  .page-hero {
    min-height: 560px;
  }

  .hero::before,
  .page-hero::before {
    background:
      linear-gradient(180deg, rgba(7, 10, 18, 0.94) 0%, rgba(7, 10, 18, 0.76) 42%, rgba(7, 10, 18, 0.9) 100%),
      radial-gradient(circle at 24% 34%, rgba(88, 231, 214, 0.18), transparent 20rem);
  }

  .hero-bg {
    object-position: 62% center;
    opacity: 0.55;
  }

  .hero-grid,
  .page-hero-grid,
  .split,
  .media-split,
  .detail-grid,
  .contact-grid {
    gap: 1.75rem;
  }

  .hero h1,
  .page-hero h1 {
    font-size: clamp(2.25rem, 12.6vw, 3.25rem);
    line-height: 1;
  }

  .hero-subtitle,
  .page-hero p {
    font-size: 1rem;
  }

  .hero-actions,
  .hero-actions .btn,
  .cta-panel .btn {
    width: 100%;
  }

  .section-media {
    aspect-ratio: 4 / 3;
  }

  .card-image {
    height: clamp(10.5rem, 54vw, 14rem);
  }

  .card-grid.three,
  .card-grid.four,
  .portfolio-grid,
  .contact-form {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .contact-note,
  .contact-form,
  .cta-panel {
    padding: 1.15rem;
  }

  .feature-list {
    gap: 1rem;
  }

  .feature-list div {
    padding-left: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .footer-grid nav {
    justify-content: flex-start;
  }
}

@media (max-width: 390px) {
  .logo span:last-child {
    max-width: 11rem;
  }

  .btn {
    padding-inline: 0.9rem;
  }
}