:root {
  --bg: #05060a;
  --bg-elevated: #0b0d14;
  --bg-softer: #111321;
  --accent: #4ade80;
  --accent-soft: rgba(74, 222, 128, 0.1);
  --accent-strong: #22c55e;
  --text: #e5e7eb;
  --text-soft: #9ca3af;
  --border-subtle: #1f2937;
  --danger: #f97373;
  --font-sans:
    system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter",
    "Segoe UI", sans-serif;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow-soft: 0 22px 60px rgba(0, 0, 0, 0.55);
  --shadow-subtle: 0 18px 40px rgba(0, 0, 0, 0.4);
}

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

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: radial-gradient(circle at top, #020617, #020617 40%, #020617);
  color: var(--text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

/* Layout */

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 96px 20px 64px;
}

section {
  margin-bottom: 80px;
}

/* Nav */

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background:
    radial-gradient(
      circle at top left,
      rgba(56, 189, 248, 0.08),
      transparent 60%
    ),
    linear-gradient(to right, rgba(15, 23, 42, 0.92), rgba(2, 6, 23, 0.96));
  border-bottom: 1px solid rgba(15, 23, 42, 0.9);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: radial-gradient(
    circle at 10% 0,
    var(--accent),
    var(--accent-strong)
  );
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  color: #020617;
}

.nav-logo-text {
  font-weight: 600;
  letter-spacing: 0.04em;
  font-size: 15px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.nav-links a {
  color: var(--text-soft);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 999px;
  transition:
    color 0.15s ease,
    background-color 0.15s ease;
}

.nav-links a:hover {
  color: var(--text);
  background-color: rgba(15, 23, 42, 0.9);
}

.nav-cta {
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(34, 197, 94, 0.4);
}

.nav-cta:hover {
  background: rgba(34, 197, 94, 0.18);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 4px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px 0;
  background: var(--text);
}

/* Hero */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.eyebrow {
  font-size: 13px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
}

.hero h1 {
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.05;
  margin: 0 0 16px;
}

.hero-subtitle {
  margin: 0 0 22px;
  color: var(--text-soft);
  max-width: 640px;
  font-size: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.hero-footnote {
  margin: 0;
  color: var(--text-soft);
  font-size: 13px;
}

.hero-visual {
  display: flex;
  justify-content: flex-end;
}

.hero-card {
  background:
    radial-gradient(
      circle at top left,
      rgba(148, 163, 184, 0.22),
      transparent 55%
    ),
    linear-gradient(to bottom right, #020617, #020617);
  border-radius: 24px;
  padding: 18px 18px 16px;
  border: 1px solid rgba(15, 23, 42, 0.9);
  box-shadow: var(--shadow-soft);
  width: 100%;
  max-width: 340px;
}

.hero-metric {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 8px;
  padding: 7px 10px;
  border-radius: 10px;
  background: linear-gradient(
    to right,
    rgba(15, 23, 42, 0.9),
    rgba(15, 23, 42, 0.7)
  );
  border: 1px solid rgba(30, 64, 175, 0.8);
}

.metric-label {
  font-size: 12px;
  color: var(--text-soft);
}

.metric-value {
  font-size: 16px;
  font-weight: 600;
}

.hero-card-caption {
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-soft);
}

/* Logos / quote */

.logos {
  text-align: center;
}

.logos-title {
  margin-bottom: 14px;
  color: var(--text-soft);
  font-size: 13px;
}

.logos-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 24px;
}

.logo-pill {
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
  padding: 8px 14px;
  font-size: 13px;
  background: rgba(15, 23, 42, 0.8);
}

.headline-quote {
  max-width: 720px;
  margin: 0 auto;
  padding: 18px 20px;
  border-radius: 18px;
  background: linear-gradient(
    to right,
    rgba(15, 23, 42, 0.95),
    rgba(15, 23, 42, 0.9)
  );
  border: 1px solid rgba(55, 65, 81, 0.9);
  box-shadow: var(--shadow-subtle);
  font-size: 14px;
  color: var(--text-soft);
}

.headline-quote span {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: #6b7280;
}

/* One-liner */

.one-liner {
  text-align: center;
}

.one-liner h2 {
  margin-bottom: 8px;
}

.one-liner p {
  margin: 0;
  color: var(--text-soft);
}

/* Features */

.features h2 {
  margin-bottom: 24px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.feature {
  background: linear-gradient(
    to bottom right,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 0.9)
  );
  border-radius: var(--radius-lg);
  padding: 16px 16px 14px;
  border: 1px solid rgba(31, 41, 55, 0.9);
}

.feature h3 {
  margin-top: 0;
  margin-bottom: 6px;
  font-size: 16px;
}

.feature p {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text-soft);
}

.feature ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
  font-size: 13px;
  color: var(--text-soft);
}

.feature li::before {
  content: "• ";
  color: var(--accent);
}

/* Process */

.process h2 {
  margin-bottom: 20px;
}

.process-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.process-steps li {
  background: linear-gradient(
    to bottom right,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 0.9)
  );
  border-radius: var(--radius-lg);
  border: 1px solid rgba(31, 41, 55, 0.9);
  padding: 14px 14px 12px;
}

.process-steps h3 {
  margin-top: 0;
  margin-bottom: 6px;
  font-size: 15px;
}

.process-steps p {
  margin: 0;
  font-size: 13px;
  color: var(--text-soft);
}

/* Portfolio */

.portfolio h2 {
  margin-bottom: 20px;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.portfolio-item {
  background: linear-gradient(
    to bottom right,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 0.9)
  );
  border-radius: var(--radius-lg);
  border: 1px solid rgba(31, 41, 55, 0.9);
  padding: 16px 16px 14px;
}

.portfolio-item h3 {
  margin: 0 0 6px;
  font-size: 15px;
}

.portfolio-item p {
  margin: 0 0 8px;
  font-size: 13px;
  color: var(--text-soft);
}

.portfolio-item .meta {
  font-size: 12px;
  color: #6b7280;
}

/* About */

.about h2 {
  margin-bottom: 12px;
}

.about p {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text-soft);
}

/* CTA */

.cta {
  display: flex;
  justify-content: center;
}

.cta-inner {
  width: 100%;
  max-width: 620px;
  background:
    radial-gradient(
      circle at top left,
      rgba(74, 222, 128, 0.16),
      transparent 60%
    ),
    linear-gradient(to bottom right, #020617, #020617);
  border-radius: 24px;
  padding: 24px 20px 18px;
  border: 1px solid rgba(34, 197, 94, 0.3);
  box-shadow: var(--shadow-soft);
}

.cta-inner h2 {
  margin-top: 0;
  margin-bottom: 10px;
}

.cta-inner p {
  margin-top: 0;
  margin-bottom: 18px;
  font-size: 14px;
  color: var(--text-soft);
}

/* Form */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.form-row label {
  display: block;
  font-size: 13px;
  color: var(--text-soft);
  margin-bottom: 4px;
}

input,
textarea {
  width: 100%;
  border-radius: 10px;
  border: 1px solid rgba(31, 41, 55, 0.9);
  background: rgba(15, 23, 42, 0.95);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 13px;
  padding: 8px 9px;
  outline: none;
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    background-color 0.15s ease;
}

input:focus,
textarea:focus {
  border-color: rgba(34, 197, 94, 0.6);
  box-shadow: 0 0 0 1px rgba(34, 197, 94, 0.4);
  background: rgba(15, 23, 42, 1);
}

textarea {
  resize: vertical;
  min-height: 96px;
}

.form-footnote {
  margin: 6px 0 0;
  font-size: 12px;
  color: #6b7280;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 14px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition:
    background-color 0.15s ease,
    color 0.15s ease,
    transform 0.1s ease,
    box-shadow 0.15s ease,
    border-color 0.15s ease;
}

.btn.primary {
  background: linear-gradient(to right, var(--accent-strong), #16a34a);
  color: #020617;
  box-shadow: 0 14px 40px rgba(34, 197, 94, 0.5);
}

.btn.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 50px rgba(34, 197, 94, 0.6);
}

.btn.ghost {
  background: rgba(15, 23, 42, 0.95);
  color: var(--text-soft);
  border-color: rgba(31, 41, 55, 0.9);
}

.btn.ghost:hover {
  color: var(--text);
  border-color: rgba(148, 163, 184, 0.9);
}

.btn.full-width {
  width: 100%;
}

/* Footer */

.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px 24px;
  font-size: 12px;
  color: #6b7280;
  text-align: center;
}

/* Responsive */

@media (max-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
  }
  .hero-visual {
    justify-content: flex-start;
  }
  .features-grid,
  .process-steps,
  .portfolio-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  main {
    padding-top: 80px;
  }
  .nav-links {
    position: fixed;
    inset: 52px 16px auto 16px;
    flex-direction: column;
    align-items: flex-start;
    background: rgba(15, 23, 42, 0.98);
    border-radius: 14px;
    padding: 10px 12px;
    border: 1px solid rgba(31, 41, 55, 0.9);
    box-shadow: var(--shadow-soft);
    transform: scale(0.96);
    opacity: 0;
    pointer-events: none;
    transition:
      opacity 0.15s ease,
      transform 0.15s ease;
  }
  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
  }
  .nav-toggle {
    display: block;
  }
}

.hero-centered {
  text-align: center;
  grid-template-columns: minmax(0, 1.1fr);
  justify-items: center;
}

.hero-centered .hero-content {
  max-width: 640px;
}

.hero-centered .hero-subtitle,
.hero-centered .hero-footnote {
  margin-left: auto;
  margin-right: auto;
}

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

.hero-centered .hero-visual {
  margin-top: 26px;
  justify-content: center;
}

:root {
  --bg: #f9fafb;
  --bg-elevated: #ffffff;
  --bg-softer: #f3f4f6;
  --accent: #16a34a;
  --accent-soft: rgba(22, 163, 74, 0.08);
  --accent-strong: #16a34a;
  --text: #111827;
  --text-soft: #6b7280;
  --border-subtle: #e5e7eb;
  --danger: #b91c1c;
  --font-sans:
    system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter",
    "Segoe UI", sans-serif;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-pill: 999px;
  --shadow-soft: 0 16px 40px rgba(15, 23, 42, 0.12);
  --shadow-subtle: 0 10px 30px rgba(15, 23, 42, 0.08);
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

main {
  max-width: 1120px;
  margin: 0 auto;
  padding: 96px 20px 64px;
}

/* Nav background now light */
.nav {
  background: rgba(249, 250, 251, 0.9);
  border-bottom: 1px solid var(--border-subtle);
}

/* Cards / sections from dark to light */

.hero-card,
.feature,
.process-steps li,
.portfolio-item,
.headline-quote,
.cta-inner {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-subtle);
}

/* Logos pill on light */
.logo-pill {
  background: var(--bg-elevated);
  border-color: var(--border-subtle);
}

/* Inputs on light */
input,
textarea {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  color: var(--text);
}

input:focus,
textarea:focus {
  border-color: rgba(22, 163, 74, 0.7);
  box-shadow: 0 0 0 1px rgba(22, 163, 74, 0.2);
}

/* Ghost button adjusted for white mode */
.btn.ghost {
  background: #ffffff;
  color: var(--text-soft);
  border-color: var(--border-subtle);
}

.btn.ghost:hover {
  color: var(--text);
  border-color: #d1d5db;
}

/* Nav links color */
.nav-links a {
  color: var(--text-soft);
}

.nav-links a:hover {
  color: var(--text);
  background-color: rgba(243, 244, 246, 0.9);
}

/* Mobile nav background light */
@media (max-width: 720px) {
  .nav-links {
    background: #ffffff;
    border-color: var(--border-subtle);
  }
}

@keyframes glow-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.6);
    transform: translateY(0);
  }
  50% {
    box-shadow: 0 0 0 10px rgba(22, 163, 74, 0);
    transform: translateY(-1px);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(22, 163, 74, 0);
    transform: translateY(0);
  }
}

.btn.primary {
  background: linear-gradient(to right, var(--accent-strong), #22c55e);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 10px 30px rgba(22, 163, 74, 0.45);
  animation: glow-pulse 2.2s ease-out infinite;
}

.btn.primary:hover {
  filter: brightness(1.05);
}

.hero .btn.primary {
  animation: glow-pulse 2.2s ease-out infinite;
}