:root {
  --bg: #f7f9fc;
  --bg-elevated: #ffffff;
  --surface-soft: #f1f5fb;
  --text: #101828;
  --text-muted: #5f6b7a;
  --line: #e2e8f0;
  --primary: #2563eb;
  --primary-strong: #1d4ed8;
  --primary-soft: #dbeafe;

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 22px;

  --shadow-sm: 0 4px 14px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 14px 32px rgba(15, 23, 42, 0.1);

  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;

  --max-width: 1120px;
  --transition-fast: 180ms ease;
  --transition-base: 260ms cubic-bezier(0.2, 0.6, 0.2, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Aptos", "Segoe UI", "Trebuchet MS", sans-serif;
  color: var(--text);
  line-height: 1.6;
  background:
    radial-gradient(circle at 15% 0%, rgba(37, 99, 235, 0.1), transparent 30%),
    radial-gradient(circle at 85% 4%, rgba(37, 99, 235, 0.06), transparent 28%),
    var(--bg);
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

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

.site-header {
  position: relative;
  overflow: clip;
  padding-bottom: 1.25rem;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.75), transparent 65%);
}

.navbar,
.hero {
  position: relative;
  z-index: 1;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  border-bottom: 1px solid rgba(226, 232, 240, 0.75);
  background: rgba(247, 249, 252, 0.82);
  backdrop-filter: blur(10px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.logo-mark {
  width: 2.15rem;
  aspect-ratio: 1;
  border-radius: 9px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 0.9rem;
  background: linear-gradient(145deg, var(--primary), var(--primary-strong));
}

.logo-text {
  font-size: 1.05rem;
}

.menu-toggle {
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-elevated);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.23rem;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.menu-toggle:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

.menu-toggle span {
  width: 1rem;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
}

.nav-menu {
  list-style: none;
  margin: 0;
  padding: var(--space-2);
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 1rem;
  width: min(15rem, calc(100vw - 2rem));
  display: none;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow-md);
}

.nav-menu.open {
  display: grid;
  gap: 0.3rem;
}

.nav-menu a {
  display: block;
  padding: 0.6rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-weight: 600;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--text);
  background: var(--surface-soft);
}

.nav-menu a.active {
  color: #fff;
  background: linear-gradient(145deg, var(--primary), var(--primary-strong));
}

.hero {
  min-height: calc(100svh - 5rem);
  margin-top: var(--space-3);
  padding: var(--space-6) var(--space-4);
  display: grid;
  place-items: center;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 12% 18%, rgba(37, 99, 235, 0.17), transparent 42%),
    radial-gradient(circle at 84% 10%, rgba(37, 99, 235, 0.12), transparent 40%),
    linear-gradient(155deg, #ffffff, #f5f9ff);
  box-shadow: var(--shadow-md);
}

.hero-content h1 {
  margin: 0;
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-size: clamp(2rem, 6vw, 4rem);
}

.hero-content p {
  margin: var(--space-3) auto 0;
  max-width: 42ch;
  color: var(--text-muted);
  font-size: clamp(1rem, 2.4vw, 1.2rem);
}

.hero-intro {
  animation: heroFadeIn 900ms ease-out both;
}

@keyframes heroFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.eyebrow {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary-strong);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: 999px;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-fast);
}

.btn-primary {
  margin-top: var(--space-3);
  padding: 0.8rem 1.25rem;
  color: #fff;
  background: linear-gradient(145deg, var(--primary), var(--primary-strong));
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(37, 99, 235, 0.36);
}

.section {
  padding-block: var(--space-6);
  scroll-margin-top: 5.8rem;
}

#home {
  scroll-margin-top: 5.8rem;
}

.section h2 {
  margin: 0.35rem 0 1rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-size: clamp(1.5rem, 4vw, 2.1rem);
}

.section-grid,
.contact-grid {
  display: grid;
  gap: var(--space-4);
}

.about .section-grid p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.03rem;
}

.service-grid,
.testimonial-grid {
  display: grid;
  gap: var(--space-3);
}

.service-grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.service-icon {
  width: 2.8rem;
  height: 2.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.8rem;
  color: var(--primary-strong);
  background: linear-gradient(160deg, var(--primary-soft), rgba(219, 234, 254, 0.55));
}

.service-icon svg {
  width: 1.35rem;
  height: 1.35rem;
}

.card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-fast);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #d4def0;
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1.08rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
}

.quote p {
  margin-bottom: 0.8rem;
}

.quote cite {
  color: var(--text);
  font-style: normal;
  font-weight: 600;
  font-size: 0.94rem;
}

.contact-form {
  display: grid;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  box-shadow: var(--shadow-md);
}

.contact-form label {
  font-weight: 600;
  font-size: 0.94rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.78rem 0.85rem;
  border: 1px solid #cad5e5;
  border-radius: var(--radius-sm);
  font: inherit;
  color: var(--text);
  background: #fcfdff;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.16);
}

.form-feedback {
  margin: 0;
  min-height: 1.5em;
  font-size: 0.93rem;
  color: var(--text-muted);
}

.site-footer {
  margin-top: var(--space-5);
  padding-top: 2.2rem;
  color: #dbe2ef;
  background: #0f172a;
}

.footer-grid {
  display: grid;
  gap: var(--space-4);
}

.site-footer h2,
.site-footer h3 {
  margin: 0 0 0.6rem;
  color: #fff;
}

.site-footer p,
.site-footer li {
  margin: 0;
  color: #c2cce0;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #fff;
}

.copyright {
  margin-top: var(--space-4);
  padding: var(--space-3);
  text-align: center;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 650ms ease, transform 650ms ease;
}

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

/* Utility classes */
.u-text-center {
  text-align: center;
}

.u-text-muted {
  color: var(--text-muted);
}

.u-rounded {
  border-radius: var(--radius-md);
}

.u-shadow {
  box-shadow: var(--shadow-sm);
}

.u-surface {
  background: var(--bg-elevated);
}

.u-grid {
  display: grid;
  gap: var(--space-3);
}

.u-grid-2 {
  grid-template-columns: 1fr;
}

.u-grid-3 {
  grid-template-columns: 1fr;
}

.u-flex {
  display: flex;
}

.u-flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.u-mt-0 {
  margin-top: 0;
}

.u-mt-1 {
  margin-top: var(--space-1);
}

.u-mt-2 {
  margin-top: var(--space-2);
}

.u-mt-3 {
  margin-top: var(--space-3);
}

.u-mb-0 {
  margin-bottom: 0;
}

.u-mb-2 {
  margin-bottom: var(--space-2);
}

.u-mb-3 {
  margin-bottom: var(--space-3);
}

.u-p-2 {
  padding: var(--space-2);
}

.u-p-3 {
  padding: var(--space-3);
}

.u-p-4 {
  padding: var(--space-4);
}

.u-hide-mobile {
  display: none;
}

@media (min-width: 640px) {
  .u-grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .menu-toggle {
    display: none;
  }

  .nav-menu {
    display: flex;
    position: static;
    width: auto;
    padding: 0;
    border: none;
    box-shadow: none;
    background: transparent;
    gap: 0.4rem;
  }

  .hero {
    min-height: calc(100svh - 5.5rem);
    margin-top: var(--space-4);
  }

  .section-grid,
  .contact-grid {
    grid-template-columns: 1fr 1fr;
    align-items: start;
  }

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

  .u-hide-mobile {
    display: initial;
  }

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

@media (min-width: 1024px) {
  .service-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

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

  .footer-grid {
    grid-template-columns: 1.2fr 0.8fr 1fr;
  }
}

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

  .reveal,
  .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}