:root{
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  color: #e9eff7;
  background: #020617;
  --bg: #020617;
  --surface: #081026;
  --surface-soft: #0f1732;
  --surface-muted: #121b3d;
  --card: #111c36;
  --card-alt: #0d1330;
  --text: #e9eff7;
  --muted: #94a3b8;
  --accent: #60a5fa;
  --accent-strong: #3b82f6;
  --border: rgba(148, 163, 184, 0.18);
  --shadow: 0 40px 120px rgba(0, 0, 0, 0.22);
}

*{
  box-sizing: border-box;
}

html{
  scroll-behavior: smooth;
}

body{
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top left, rgba(96, 165, 250, 0.12), transparent 32%),
              radial-gradient(circle at bottom right, rgba(59, 130, 246, 0.08), transparent 24%),
              var(--bg);
}

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

button, input, textarea, select{
  font: inherit;
}

button{
  border: none;
}

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

button, .btn{
  cursor: pointer;
}

.skip-link{
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%) translateY(-100%);
  background: rgba(15, 23, 42, 0.96);
  color: #f8fafc;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  z-index: 100;
  transition: transform 0.2s ease;
}

.skip-link:focus{
  transform: translateX(-50%) translateY(0);
}

.container{
  width: min(1200px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header{
  padding: 1.25rem 0 2rem;
}

.site-bar{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.brand-mark{
  width: 2.6rem;
  height: 2.6rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.9), rgba(59, 130, 246, 0.85));
  border-radius: 14px;
  color: #fff;
  font-weight: 800;
}

.site-nav{
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.site-nav a{
  color: var(--muted);
  transition: color 0.2s ease;
}

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

.menu-toggle{
  width: 3rem;
  height: 3rem;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(15, 23, 42, 0.88);
  border-radius: 16px;
  color: var(--text);
  position: relative;
}

.menu-toggle span{
  position: relative;
  display: inline-block;
  width: 1.3rem;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
}

.menu-toggle span::before,
.menu-toggle span::after{
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.3s ease;
}

.menu-toggle span::before{
  top: -0.45rem;
}

.menu-toggle span::after{
  top: 0.45rem;
}

.mobile-menu{
  display: none;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.hero{
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: start;
  padding: 2rem 0 3rem;
}

.hero-copy{
  max-width: 680px;
}

.eyebrow{
  margin: 0 0 1rem;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: clamp(0.8rem, 0.9vw, 0.95rem);
}

h1, h2, h3{
  margin: 0;
  letter-spacing: -0.02em;
}

h1{
  font-size: clamp(2.75rem, 3.8vw, 4.5rem);
  max-width: 12ch;
  line-height: 1.02;
}

.hero-text,
.section-heading p,
.card-subtitle,
.feature-card p,
.process-step p,
.portfolio-card p,
.testimonial-text,
.contact-card p{
  color: var(--muted);
}

.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0 1.75rem;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

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

.btn-primary{
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #fff;
  box-shadow: 0 18px 40px rgba(59, 130, 246, 0.22);
}

.btn-secondary{
  background: rgba(255,255,255,0.08);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.12);
}

.btn-tertiary{
  background: transparent;
  color: var(--accent);
  border: 1px solid rgba(96, 165, 250, 0.35);
}

.trust-list{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, max-content));
  gap: 1rem 1.5rem;
  max-width: 460px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.trust-list li{
  position: relative;
  padding-left: 1.7rem;
  color: #cbd5e1;
}

.trust-list li::before{
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 0.9rem;
  line-height: 1;
}

.hero-panel{
  padding: 2rem;
  border-radius: 2rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border: 1px solid rgba(148, 163, 184, 0.12);
}

.hero-card{
  max-width: 520px;
}

.hero-card-label{
  margin: 0 0 0.75rem;
  color: var(--accent);
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-card h2{
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  margin-bottom: 1rem;
}

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

.section{
  padding: 3rem 0;
}

.section-alt{
  background: rgba(255,255,255,0.02);
}

.section-heading{
  max-width: 720px;
  margin-bottom: 2rem;
}

.section-heading h2{
  font-size: clamp(2rem, 2.7vw, 3.2rem);
  margin: 0.4rem 0 1rem;
}

.cards-grid,
.feature-grid,
.process-grid,
.portfolio-grid,
.testimonials-grid{
  display: grid;
  gap: 1.5rem;
}

.cards-grid{
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.card{
  padding: 2rem;
  border-radius: 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 30px 60px rgba(0,0,0,0.12);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-highlight{
  background: linear-gradient(180deg, rgba(59,130,246,0.18), rgba(96,165,250,0.1));
  border-color: rgba(96,165,250,0.3);
}

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

.card-tag,
.card-badge{
  margin: 0;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  background: rgba(96, 165, 250, 0.12);
  color: #bfdbfe;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.card-subtitle{
  margin: 1rem 0 1.5rem;
  line-height: 1.75;
}

.feature-list{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.85rem;
}

.feature-list li{
  position: relative;
  padding-left: 1.8rem;
  color: #cbd5e1;
}

.feature-list li::before{
  content: "•";
  position: absolute;
  left: 0;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--accent);
}

.pricing{
  margin-top: 1.75rem;
  display: grid;
  gap: 0.75rem;
}

.feature-grid{
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.feature-card{
  padding: 1.75rem;
  border-radius: 22px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
}

.feature-card h3{
  margin-bottom: 0.75rem;
}

.process-grid{
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.process-step{
  padding: 1.75rem;
  border-radius: 22px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
}

.step-label{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  background: rgba(96,165,250,0.16);
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 1rem;
}

.portfolio-grid{
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.portfolio-card{
  display: grid;
  gap: 1.2rem;
  padding: 1.75rem;
  border-radius: 24px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
}

.portfolio-visual{
  width: 100%;
  min-height: 180px;
  border-radius: 1.5rem;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.14), rgba(255,255,255,0.06));
}

.portfolio-tag{
  margin: 0 0 0.65rem;
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

.testimonials-grid{
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.testimonial-card{
  padding: 2rem;
  border-radius: 26px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.testimonial-text{
  margin-bottom: 1.4rem;
  line-height: 1.8;
}

.testimonial-author{
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.faq-list{
  display: grid;
  gap: 1rem;
}

details{
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  border-radius: 20px;
  padding: 1.25rem 1.5rem;
}

summary{
  list-style: none;
  font-weight: 700;
  cursor: pointer;
  position: relative;
  padding-right: 2rem;
}

summary::marker{
  display: none;
}

summary::after{
  content: "+";
  position: absolute;
  right: 0;
  top: 0.2rem;
  font-size: 1.3rem;
  color: var(--accent);
}

details[open] summary::after{
  content: "–";
}

details p{
  margin: 1rem 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.contact-grid{
  display: grid;
  gap: 2rem;
  align-items: start;
}

.contact-card{
  padding: 2rem;
  border-radius: 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.contact-card a{
  color: var(--accent);
}

.contact-form{
  display: grid;
  gap: 1.25rem;
  padding: 2rem;
  border-radius: 28px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
}

.form-field{
  display: grid;
  gap: 0.55rem;
}

label{
  font-size: 0.95rem;
  font-weight: 700;
}

input,
textarea{
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.03);
  color: var(--text);
  padding: 1rem 1.15rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
textarea:focus{
  outline: none;
  border-color: rgba(96,165,250,0.9);
  box-shadow: 0 0 0 4px rgba(96,165,250,0.16);
}

.field-error{
  min-height: 1.2rem;
  color: #fb7185;
  font-size: 0.9rem;
}

.form-status{
  min-height: 2rem;
}

.success-message{
  margin: 0;
  padding: 1rem 1.25rem;
  border-radius: 18px;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: #dbeafe;
}

.site-footer{
  padding: 3rem 0 2rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-grid{
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.footer-heading{
  margin: 0 0 1rem;
  color: var(--text);
  font-weight: 700;
}

.site-footer a{
  display: inline-block;
  margin-bottom: 0.85rem;
  color: var(--muted);
}

.footer-brand{
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.footer-note{
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.sr-only{
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

[aria-invalid="true"]{
  border-color: #fb7185;
}

@media (max-width: 900px){
  .site-bar{
    flex-wrap: wrap;
  }
  .site-nav.nav-desktop{
    display: none;
  }
  .menu-toggle{
    display: inline-flex;
  }
  .mobile-menu{
    display: none;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    position: fixed;
    inset: 0;
    padding: 5rem 1.5rem 1.5rem;
    background: rgba(1, 9, 24, 0.98);
    transform: translateY(-100%);
    transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
    z-index: 20;
  }
  .mobile-menu.open{
    display: block;
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .mobile-nav{
    display: grid;
    gap: 1.3rem;
  }
  .mobile-nav a{
    color: #fff;
    font-size: 1.1rem;
  }
  .hero{
    padding-top: 1rem;
  }
}

@media (max-width: 780px){
  .hero{
    gap: 1.5rem;
  }
  .hero-panel{
    padding: 1.75rem;
  }
}

@media (max-width: 640px){
  .container{
    width: min(100%, calc(100% - 1.5rem));
  }
  .hero-actions{
    flex-direction: column;
  }
  h1{
    font-size: clamp(2.5rem, 7vw, 3.4rem);
  }
  .trust-list{
    grid-template-columns: 1fr;
  }
  .section{
    padding: 2rem 0;
  }
  .card,
  .feature-card,
  .process-step,
  .portfolio-card,
  .testimonial-card,
  .contact-card,
  .contact-form,
  details{
    border-radius: 22px;
  }
}

@media (prefers-reduced-motion: reduce){
  *, *::before, *::after{
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}