:root {
  --ink: #071018;
  --ink-soft: #101b27;
  --fog: #d7e2ec;
  --mist: #9db0c2;
  --teal: #2dd4bf;
  --teal-deep: #0f766e;
  --lime: #c8f542;
  --line: rgba(215, 226, 236, 0.14);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-display: "Syne", sans-serif;
  --font-body: "Outfit", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--fog);
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(45, 212, 191, 0.12), transparent 60%),
    radial-gradient(900px 500px at -10% 40%, rgba(200, 245, 66, 0.06), transparent 55%),
    var(--ink);
  -webkit-font-smoothing: antialiased;
}

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

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

.shell {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  padding: 1rem 0;
  transition: background 0.35s var(--ease), backdrop-filter 0.35s var(--ease), border-color 0.35s;
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(7, 16, 24, 0.82);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}

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

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  z-index: 2;
}

.brand-mark {
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 0.2rem;
  background: linear-gradient(135deg, var(--lime), var(--teal));
  box-shadow: 0 0 0 4px rgba(45, 212, 191, 0.12);
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

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

.site-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--mist);
  transition: color 0.25s;
}

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

.nav-cta {
  color: var(--ink) !important;
  background: var(--lime);
  padding: 0.55rem 1rem;
  border-radius: 0.35rem;
  font-weight: 600 !important;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  filter: brightness(1.05);
  color: var(--ink) !important;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  padding: 0;
  cursor: pointer;
  z-index: 2;
}

.nav-toggle span {
  display: block;
  width: 1.35rem;
  height: 2px;
  margin: 0.3rem auto;
  background: var(--fog);
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.nav-open .nav-toggle span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav-open .nav-toggle span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  isolation: isolate;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.04);
  animation: heroDrift 18s ease-in-out infinite alternate;
}

.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 16, 24, 0.55) 0%, rgba(7, 16, 24, 0.35) 40%, rgba(7, 16, 24, 0.92) 100%),
    linear-gradient(90deg, rgba(7, 16, 24, 0.75) 0%, rgba(7, 16, 24, 0.25) 55%, rgba(7, 16, 24, 0.55) 100%);
}

.hero-content {
  padding: 8.5rem 0 4.5rem;
  max-width: 42rem;
  margin-left: max(calc((100% - min(1120px, calc(100% - 2.5rem))) / 2), 1.25rem);
  margin-right: auto;
  width: min(42rem, calc(100% - 2.5rem));
}

.brand-lockup {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.65rem, 3.5vw, 2.35rem);
  letter-spacing: -0.04em;
  color: var(--lime);
  opacity: 0;
  transform: translateY(18px);
  animation: riseIn 0.9s var(--ease) 0.15s forwards;
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
  opacity: 0;
  transform: translateY(22px);
  animation: riseIn 0.9s var(--ease) 0.3s forwards;
}

.hero-lead {
  margin: 0 0 1.75rem;
  max-width: 34rem;
  color: var(--mist);
  font-size: 1.12rem;
  opacity: 0;
  transform: translateY(22px);
  animation: riseIn 0.9s var(--ease) 0.45s forwards;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  opacity: 0;
  transform: translateY(22px);
  animation: riseIn 0.9s var(--ease) 0.6s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.75rem 1.35rem;
  border-radius: 0.35rem;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s, border-color 0.25s, filter 0.25s;
}

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

.btn:disabled {
  opacity: 0.65;
  cursor: wait;
  transform: none;
}

.btn-primary {
  background: var(--lime);
  color: var(--ink);
}

.btn-primary:hover {
  filter: brightness(1.06);
}

.btn-ghost {
  background: transparent;
  border-color: rgba(215, 226, 236, 0.28);
  color: var(--fog);
}

.btn-ghost:hover {
  border-color: var(--teal);
  color: var(--teal);
}

/* Sections */
.section {
  padding: 6.5rem 0;
}

.section-head {
  max-width: 38rem;
  margin-bottom: 3rem;
}

.section-head h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.section-head p {
  margin: 0;
  color: var(--mist);
}

.service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
}

.service-list li {
  padding: 1.75rem 1.5rem 1.75rem 0;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.service-list li:nth-child(3n) {
  border-right: 0;
  padding-right: 0;
}

.service-list li:nth-child(3n + 1) {
  padding-left: 0;
}

.service-list li.is-in {
  opacity: 1;
  transform: none;
}

.service-list h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

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

/* Approach */
.approach {
  background:
    linear-gradient(180deg, transparent, rgba(16, 27, 39, 0.85), transparent);
}

.approach-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.approach .section-head {
  margin-bottom: 0;
  position: sticky;
  top: 6rem;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

.steps li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.25rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateX(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.steps li.is-in {
  opacity: 1;
  transform: none;
}

.step-num {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--teal);
  font-size: 1.1rem;
  padding-top: 0.15rem;
}

.steps h3 {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}

.steps p {
  margin: 0;
  color: var(--mist);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.contact-meta {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.contact-meta li {
  display: grid;
  gap: 0.2rem;
}

.contact-meta span:first-child {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--mist);
}

.contact-meta a {
  color: var(--teal);
  font-weight: 500;
}

.contact-meta a:hover {
  color: var(--lime);
}

.contact-form {
  display: grid;
  gap: 1rem;
  padding: 1.75rem;
  background: rgba(16, 27, 39, 0.72);
  border: 1px solid var(--line);
  border-radius: 0.5rem;
}

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

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

.optional {
  color: var(--mist);
  font-weight: 400;
}

.form-row input,
.form-row textarea {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border-radius: 0.35rem;
  border: 1px solid rgba(215, 226, 236, 0.18);
  background: rgba(7, 16, 24, 0.65);
  color: var(--fog);
  font: inherit;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.form-row input::placeholder,
.form-row textarea::placeholder {
  color: rgba(157, 176, 194, 0.65);
}

.form-row input:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.15);
}

.form-row textarea {
  resize: vertical;
  min-height: 8rem;
}

.hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  pointer-events: none;
}

.form-status {
  margin: 0;
  min-height: 1.4em;
  font-size: 0.95rem;
}

.form-status.is-success {
  color: var(--teal);
}

.form-status.is-error {
  color: #fb7185;
}

.contact-form .btn {
  justify-self: start;
  margin-top: 0.25rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.75rem 0 2.25rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  color: var(--mist);
  font-size: 0.92rem;
}

.footer-brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--fog);
}

.footer-copy {
  margin: 0;
}

/* Motion */
@keyframes riseIn {
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes heroDrift {
  to {
    transform: scale(1.1) translate3d(-1.5%, -1%, 0);
  }
}

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

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  .brand-lockup,
  .hero h1,
  .hero-lead,
  .hero-actions,
  .service-list li,
  .steps li {
    opacity: 1;
    transform: none;
  }

  .hero-media img {
    transform: none;
  }
}

/* Responsive */
@media (max-width: 900px) {
  .service-list {
    grid-template-columns: 1fr 1fr;
  }

  .service-list li:nth-child(3n) {
    border-right: 1px solid var(--line);
    padding-right: 1.5rem;
  }

  .service-list li:nth-child(2n) {
    border-right: 0;
    padding-right: 0;
  }

  .approach-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .approach .section-head {
    position: static;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    gap: 1.5rem;
    background: rgba(7, 16, 24, 0.96);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease);
  }

  .nav-open .site-nav {
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    font-size: 1.35rem;
  }

  .hero-content {
    padding-top: 7.5rem;
    padding-bottom: 3.5rem;
  }

  .service-list {
    grid-template-columns: 1fr;
  }

  .service-list li,
  .service-list li:nth-child(3n),
  .service-list li:nth-child(2n) {
    border-right: 0;
    padding: 1.4rem 0;
  }

  .contact-form {
    padding: 1.25rem;
  }

  .section {
    padding: 4.5rem 0;
  }
}