:root {
  --bg: #e4ebe6;
  --bg-deep: #cfd9d3;
  --ink: #0c1411;
  --ink-soft: #3a4a42;
  --muted: #5c6b63;
  --line: rgba(12, 20, 17, 0.12);
  --accent: #c8f542;
  --accent-deep: #8fbf12;
  --surface: rgba(255, 255, 255, 0.42);
  --surface-strong: rgba(255, 255, 255, 0.72);
  --font-display: "Unbounded", system-ui, sans-serif;
  --font-body: "Sora", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 4.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background:
    radial-gradient(ellipse 90% 60% at 10% -10%, rgba(200, 245, 66, 0.28), transparent 55%),
    radial-gradient(ellipse 70% 50% at 95% 5%, rgba(90, 140, 120, 0.22), transparent 50%),
    radial-gradient(ellipse 80% 40% at 50% 100%, rgba(180, 210, 195, 0.55), transparent 60%),
    linear-gradient(165deg, #eef3ef 0%, var(--bg) 45%, #d8e2dc 100%);
  background-attachment: fixed;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.045;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  padding: 0 clamp(1.25rem, 4vw, 3rem);
  background: linear-gradient(to bottom, rgba(228, 235, 230, 0.92), rgba(228, 235, 230, 0.55) 70%, transparent);
  backdrop-filter: blur(8px);
}

.logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
}

.nav {
  display: none;
  align-items: center;
  gap: 1.75rem;
}

.nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color 0.25s var(--ease);
}

.nav a:hover {
  color: var(--ink);
}

.nav-cta {
  padding: 0.55rem 1rem;
  background: var(--ink);
  color: var(--accent) !important;
  border-radius: 2px;
}

.nav-cta:hover {
  background: #1a2a22;
}

.nav-toggle {
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  display: grid;
  place-content: center;
  gap: 6px;
  cursor: pointer;
  padding: 0;
}

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

.nav-toggle[aria-expanded="true"] span:first-child {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 auto;
  z-index: 39;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.25rem 1.5rem;
  background: rgba(232, 238, 233, 0.97);
  border-bottom: 1px solid var(--line);
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav a {
  padding: 0.85rem 0.25rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
}

@media (min-width: 860px) {
  .nav {
    display: flex;
  }

  .nav-toggle {
    display: none;
  }

  .mobile-nav {
    display: none !important;
  }
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header-h) + 2rem) clamp(1.25rem, 4vw, 3rem) clamp(3rem, 8vh, 5rem);
  overflow: hidden;
}

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

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(40px);
  animation: drift 18s var(--ease) infinite alternate;
}

.orb-a {
  width: min(70vw, 640px);
  height: min(70vw, 640px);
  top: -8%;
  right: -12%;
  background: radial-gradient(circle, rgba(200, 245, 66, 0.55), rgba(200, 245, 66, 0.05) 65%, transparent 75%);
}

.orb-b {
  width: min(55vw, 480px);
  height: min(55vw, 480px);
  bottom: 8%;
  left: -10%;
  background: radial-gradient(circle, rgba(60, 100, 85, 0.35), transparent 70%);
  animation-delay: -6s;
  animation-duration: 22s;
}

.orb-c {
  width: min(40vw, 320px);
  height: min(40vw, 320px);
  top: 35%;
  left: 40%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.55), transparent 70%);
  animation-delay: -11s;
  animation-duration: 16s;
}

.grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(12, 20, 17, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(12, 20, 17, 0.045) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, #000 20%, transparent 75%);
}

@keyframes drift {
  from {
    transform: translate(0, 0) scale(1);
  }
  to {
    transform: translate(-4%, 6%) scale(1.08);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 52rem;
}

.brand-mark {
  margin: 0 0 1.25rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.5rem, 14vw, 9.5rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  color: var(--ink);
}

.hero-title {
  margin: 0 0 1.25rem;
  max-width: 18ch;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.45rem, 3.4vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero-lead {
  margin: 0 0 2rem;
  max-width: 38rem;
  font-size: clamp(1rem, 1.6vw, 1.125rem);
  color: var(--ink-soft);
  font-weight: 300;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.45rem;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid transparent;
  border-radius: 2px;
  cursor: pointer;
  transition: transform 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
}

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

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

.btn-primary:hover {
  background: #16241c;
}

.btn-ghost {
  background: var(--surface);
  border-color: var(--line);
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--surface-strong);
}

/* Sections */
.section {
  position: relative;
  padding: clamp(4.5rem, 12vh, 7.5rem) clamp(1.25rem, 4vw, 3rem);
}

.section-head {
  max-width: 40rem;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.section-title {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.15;
  letter-spacing: -0.025em;
}

.section-lead {
  margin: 0;
  color: var(--ink-soft);
  font-size: 1.05rem;
  font-weight: 300;
  max-width: 36rem;
}

/* Services */
.service-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.service-row {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 1rem;
  padding: 1.65rem 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.3s var(--ease), padding-left 0.35s var(--ease);
}

.service-row:hover {
  padding-left: 0.5rem;
  background: linear-gradient(90deg, rgba(200, 245, 66, 0.12), transparent 55%);
}

.service-index {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  padding-top: 0.35rem;
}

.service-copy h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.service-copy p {
  margin: 0;
  max-width: 36rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 300;
}

@media (min-width: 720px) {
  .service-row {
    grid-template-columns: 5rem 1fr;
    gap: 2rem;
    padding: 2rem 0;
  }

  .service-copy h3 {
    font-size: 1.45rem;
  }
}

/* Approach */
.approach {
  overflow: hidden;
}

.approach-visual {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.approach-panel {
  position: absolute;
  top: 10%;
  right: -5%;
  width: min(48vw, 520px);
  height: min(70%, 480px);
  background:
    linear-gradient(145deg, rgba(200, 245, 66, 0.35), rgba(12, 20, 17, 0.08) 55%, transparent),
    repeating-linear-gradient(
      -18deg,
      transparent,
      transparent 18px,
      rgba(12, 20, 17, 0.04) 18px,
      rgba(12, 20, 17, 0.04) 19px
    );
  border-radius: 0 0 0 40% / 0 0 0 20%;
  opacity: 0.9;
}

.approach .section-head,
.approach .steps {
  position: relative;
  z-index: 1;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.75rem;
}

@media (min-width: 800px) {
  .steps {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
}

.step {
  padding-top: 1.25rem;
  border-top: 2px solid var(--ink);
}

.step h3 {
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
}

.step p {
  margin: 0;
  color: var(--ink-soft);
  font-weight: 300;
  font-size: 0.95rem;
}

/* Impact */
.impact-grid {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.impact-item {
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--line);
}

.impact-value {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 8vw, 4.25rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--ink);
}

.impact-label {
  margin: 0;
  max-width: 22rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
  font-weight: 300;
}

@media (min-width: 800px) {
  .impact-grid {
    grid-template-columns: repeat(2, 1fr);
    column-gap: 3rem;
  }

  .impact-item {
    padding: 2rem 0;
  }

  .impact-item:nth-child(odd) {
    padding-right: 1rem;
  }
}

/* Markets */
.market-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 0.75rem;
}

.market-strip span {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 2.2vw, 1.35rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  padding: 0.85rem 1.15rem;
  background: var(--ink);
  color: var(--bg);
}

.market-strip span:nth-child(odd) {
  background: transparent;
  color: var(--ink);
  outline: 1px solid var(--ink);
}

/* Why VASL */
.why-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 800px) {
  .why-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem 3rem;
  }
}

.why-row {
  padding-top: 1.15rem;
  border-top: 2px solid var(--accent-deep);
}

.why-row h3 {
  margin: 0 0 0.55rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.why-row p {
  margin: 0;
  color: var(--ink-soft);
  font-weight: 300;
  font-size: 0.95rem;
  max-width: 34rem;
}

/* Contact */
.contact-layout {
  display: grid;
  gap: 2.5rem;
}

@media (min-width: 900px) {
  .contact-layout {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
  }
}

.contact-email {
  margin: 1.75rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.contact-email a {
  color: var(--ink);
  font-weight: 500;
  border-bottom: 1px solid var(--accent-deep);
}

.contact-form {
  display: grid;
  gap: 1.1rem;
  padding: 1.5rem;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  border-radius: 2px;
}

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

.contact-form label span {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.85rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.65);
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--ink);
  background: #fff;
}

.contact-form .btn {
  margin-top: 0.35rem;
  justify-self: start;
  position: relative;
  min-width: 10.5rem;
}

.btn-loading {
  display: none;
  align-items: center;
  gap: 0.55rem;
}

.btn.is-loading {
  pointer-events: none;
  cursor: wait;
}

.btn.is-loading .btn-label {
  display: none;
}

.btn.is-loading .btn-loading {
  display: inline-flex;
}

.spinner {
  width: 0.95rem;
  height: 0.95rem;
  border: 2px solid rgba(200, 245, 66, 0.25);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 1.25rem;
}

.modal[hidden] {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(12, 20, 17, 0.55);
  backdrop-filter: blur(4px);
  animation: fade-in 0.25s var(--ease);
}

.modal-dialog {
  position: relative;
  z-index: 1;
  width: min(100%, 26rem);
  padding: 2rem 1.75rem 1.75rem;
  background: #f7faf8;
  border: 1px solid var(--line);
  border-radius: 2px;
  box-shadow: 0 24px 60px rgba(12, 20, 17, 0.18);
  animation: modal-in 0.35s var(--ease);
}

.modal-close {
  position: absolute;
  top: 0.65rem;
  right: 0.75rem;
  width: 2rem;
  height: 2rem;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--ink);
}

.modal-eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-deep);
}

.modal-dialog h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.modal-dialog p#success-modal-text {
  margin: 0 0 1.5rem;
  color: var(--ink-soft);
  font-weight: 300;
  font-size: 0.98rem;
}

.modal-dialog .btn {
  width: 100%;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: translateY(16px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Footer */
.site-footer {
  padding: 3rem clamp(1.25rem, 4vw, 3rem) 2.5rem;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 1rem;
}

.footer-brand .logo {
  display: inline-block;
  margin-bottom: 0.35rem;
}

.footer-brand p,
.footer-note,
.footer-copy {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
  font-weight: 300;
  max-width: 36rem;
}

.footer-copy {
  margin-top: 0.5rem;
}

/* Reveal motion */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}

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

.brand-mark.reveal {
  transform: translateY(40px) scale(0.96);
}

.brand-mark.reveal.is-visible {
  transform: translateY(0) scale(1);
}

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

  .orb {
    animation: none;
  }

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

  .spinner {
    animation: none;
    border-top-color: var(--accent);
  }

  .modal-backdrop,
  .modal-dialog {
    animation: none;
  }
}