:root {
  --bg: #0b1120;
  --bg-soft: #111827;
  --blue: #2563eb;
  --cyan: #06b6d4;
  --purple: #7c3aed;
  --white: #f9fafb;
  --muted: #a7b0c2;
  --line: rgba(249, 250, 251, 0.12);
  --glass: rgba(17, 24, 39, 0.58);
  --radius: 8px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--white);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

.particle-field {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(circle at 15% 20%, rgba(6, 182, 212, 0.2), transparent 28%),
    radial-gradient(circle at 80% 12%, rgba(124, 58, 237, 0.18), transparent 30%),
    linear-gradient(135deg, #0b1120 0%, #12172a 48%, #090d18 100%);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  background: rgba(11, 17, 32, 0.36);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition: background 200ms ease, border-color 200ms ease, padding 200ms ease;
}

.site-header.is-scrolled {
  padding-block: 12px;
  background: rgba(11, 17, 32, 0.82);
  border-color: var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid rgba(6, 182, 212, 0.5);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.95), rgba(6, 182, 212, 0.75));
  box-shadow: 0 0 28px rgba(6, 182, 212, 0.28);
  font-size: 0.82rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 0.94rem;
}

.main-nav a,
.footer-links a {
  transition: color 180ms ease;
}

.main-nav a:hover,
.footer-links a:hover {
  color: var(--cyan);
}

.header-action {
  justify-self: end;
  padding: 10px 16px;
  border: 1px solid rgba(6, 182, 212, 0.45);
  border-radius: var(--radius);
  color: var(--white);
  background: rgba(6, 182, 212, 0.1);
  font-weight: 700;
}

.menu-toggle {
  display: none;
  justify-self: end;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: currentColor;
}

.mobile-nav {
  position: fixed;
  top: 74px;
  left: 20px;
  right: 20px;
  z-index: 19;
  display: none;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(11, 17, 32, 0.94);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.mobile-nav a {
  display: block;
  padding: 12px;
  color: var(--muted);
}

.mobile-nav.is-open {
  display: block;
}

.section,
.section-band,
.final-cta,
.site-footer {
  padding-inline: clamp(20px, 5vw, 72px);
}

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  align-items: center;
  gap: clamp(28px, 6vw, 84px);
  padding-top: 118px;
  padding-bottom: 64px;
  position: relative;
}

.hero::after,
.section-band::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.5), transparent);
}

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

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Poppins", "Inter", system-ui, sans-serif;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.7rem, 7vw, 5.9rem);
}

h2 {
  max-width: 800px;
  font-size: clamp(2rem, 4vw, 4rem);
}

h3 {
  font-size: 1.1rem;
}

.hero-copy {
  max-width: 650px;
  margin: 24px 0 0;
  color: #d8deeb;
  font-size: clamp(1rem, 2vw, 1.28rem);
}

.hero-actions,
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 20px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 16px 44px rgba(37, 99, 235, 0.34);
}

.button-secondary {
  border-color: rgba(249, 250, 251, 0.2);
  background: rgba(249, 250, 251, 0.06);
}

.trust-row span {
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.88rem;
}

.dashboard-shell,
.service-card,
.portfolio-card,
.testimonial-card,
.contact-form,
.flow-diagram {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--glass);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.dashboard-shell {
  max-width: 590px;
  margin-inline: auto;
  padding: 16px;
  transform: perspective(1000px) rotateY(-7deg) rotateX(4deg);
}

.dashboard-topbar {
  display: flex;
  gap: 8px;
  padding: 4px 0 18px;
}

.dashboard-topbar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(249, 250, 251, 0.35);
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.metric-card,
.chart-card,
.workflow-card {
  min-height: 150px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
}

.metric-card span,
.metric-card small {
  display: block;
  color: var(--muted);
}

.metric-card strong {
  display: block;
  margin: 10px 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1;
}

.metric-card.accent strong {
  color: var(--cyan);
}

.chart-card {
  grid-column: span 2;
}

.chart-lines {
  height: 150px;
  display: flex;
  align-items: end;
  gap: 12px;
}

.chart-lines span {
  flex: 1;
  border-radius: var(--radius) var(--radius) 0 0;
  background: linear-gradient(180deg, var(--cyan), var(--purple));
  animation: pulseBar 2.8s ease-in-out infinite alternate;
}

.workflow-card {
  grid-column: span 2;
  min-height: auto;
  display: grid;
  grid-template-columns: 1fr 34px 1fr 34px 1fr;
  align-items: center;
  gap: 10px;
}

.workflow-card div,
.flow-node {
  min-height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(6, 182, 212, 0.28);
  border-radius: var(--radius);
  background: rgba(6, 182, 212, 0.08);
  font-weight: 800;
  text-align: center;
}

.workflow-card span,
.flow-line {
  height: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--purple));
}

.section {
  padding-top: 110px;
  padding-bottom: 110px;
}

.section-band {
  position: relative;
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 38px;
}

.service-grid,
.portfolio-grid,
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.service-card,
.testimonial-card {
  padding: 24px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.service-card:hover,
.portfolio-card:hover,
.testimonial-card:hover {
  transform: translateY(-6px);
  border-color: rgba(6, 182, 212, 0.55);
  background: rgba(17, 24, 39, 0.76);
}

.service-card p,
.portfolio-card p,
.testimonial-card p,
.growth-copy p,
.automation-copy p,
.contact-copy p,
.site-footer p {
  color: var(--muted);
}

.icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  margin-bottom: 24px;
  border-radius: var(--radius);
  background: rgba(37, 99, 235, 0.18);
  color: var(--cyan);
  font-weight: 900;
}

.growth,
.automation,
.contact {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(28px, 6vw, 72px);
  align-items: center;
  padding-top: 96px;
  padding-bottom: 96px;
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.42), rgba(11, 17, 32, 0));
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.stats-grid div {
  min-height: 150px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.055);
}

.stats-grid strong {
  display: block;
  color: var(--cyan);
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1;
}

.stats-grid span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
}

.portfolio-card {
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.portfolio-card h3,
.portfolio-card p,
.portfolio-card a {
  margin-inline: 20px;
}

.portfolio-card h3 {
  margin-top: 20px;
}

.portfolio-card a {
  display: inline-block;
  margin-top: 2px;
  margin-bottom: 22px;
  color: var(--cyan);
  font-weight: 800;
}

.project-preview {
  min-height: 190px;
  background-color: #101827;
  background-image:
    linear-gradient(135deg, rgba(37, 99, 235, 0.28), transparent 45%),
    linear-gradient(45deg, rgba(6, 182, 212, 0.18) 0 12%, transparent 12% 24%, rgba(124, 58, 237, 0.16) 24% 36%, transparent 36% 100%);
  background-size: cover, 42px 42px;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.project-preview::after {
  content: "";
  position: absolute;
  inset: 22px;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 255, 255, 0.16);
  background:
    linear-gradient(rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.12)) 18px 20px / 48% 10px no-repeat,
    linear-gradient(rgba(6, 182, 212, 0.48), rgba(6, 182, 212, 0.48)) 18px 48px / 70% 10px no-repeat,
    linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)) 18px 78px / 82% 52px no-repeat;
  backdrop-filter: blur(10px);
}

.project-preview.ecommerce::after {
  background:
    linear-gradient(rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.12)) 18px 20px / 55% 10px no-repeat,
    linear-gradient(rgba(6, 182, 212, 0.4), rgba(6, 182, 212, 0.4)) 18px 56px / 28% 54px no-repeat,
    linear-gradient(rgba(124, 58, 237, 0.4), rgba(124, 58, 237, 0.4)) 48% 56px / 28% 54px no-repeat,
    linear-gradient(rgba(37, 99, 235, 0.4), rgba(37, 99, 235, 0.4)) 82% 56px / 28% 54px no-repeat;
}

.project-preview.systems::after {
  background:
    linear-gradient(rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.12)) 18px 20px / 34% 10px no-repeat,
    linear-gradient(rgba(6, 182, 212, 0.36), rgba(6, 182, 212, 0.36)) 18px 52px / 24% 78px no-repeat,
    linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)) 45% 52px / 44% 14px no-repeat,
    linear-gradient(rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.1)) 45% 86px / 36% 14px no-repeat;
}

.project-preview.automation::after {
  background:
    radial-gradient(circle, rgba(6, 182, 212, 0.58) 0 18px, transparent 19px) 18px 50px / 46px 46px no-repeat,
    radial-gradient(circle, rgba(124, 58, 237, 0.58) 0 18px, transparent 19px) center 50px / 46px 46px no-repeat,
    radial-gradient(circle, rgba(37, 99, 235, 0.58) 0 18px, transparent 19px) calc(100% - 18px) 50px / 46px 46px no-repeat,
    linear-gradient(90deg, rgba(6, 182, 212, 0.55), rgba(124, 58, 237, 0.55)) center 72px / 70% 3px no-repeat;
}

.feature-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.feature-list span {
  padding: 9px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

.flow-diagram {
  padding: 22px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

.flow-node {
  min-height: 58px;
}

.flow-node.featured {
  color: var(--white);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.72), rgba(124, 58, 237, 0.72));
}

.flow-line {
  width: 2px;
  height: 28px;
  margin-inline: auto;
}

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

.avatar {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  margin-bottom: 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--purple), var(--cyan));
  font-weight: 900;
}

.testimonial-card strong,
.testimonial-card span {
  display: block;
}

.testimonial-card span {
  color: var(--muted);
  font-size: 0.92rem;
}

.contact {
  grid-template-columns: minmax(0, 0.82fr) minmax(340px, 1.18fr);
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: clamp(20px, 4vw, 34px);
}

.contact-form label {
  display: grid;
  gap: 8px;
}

.contact-form span {
  color: #dfe6f3;
  font-weight: 700;
  font-size: 0.92rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(249, 250, 251, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
  outline: none;
  padding: 13px 14px;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.contact-form select option {
  color: #111827;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: rgba(6, 182, 212, 0.7);
  box-shadow: 0 0 0 4px rgba(6, 182, 212, 0.14);
}

.contact-form .full,
.form-feedback {
  grid-column: 1 / -1;
}

.form-feedback {
  min-height: 24px;
  margin: 0;
  color: var(--cyan);
  font-weight: 700;
}

.final-cta {
  padding-top: 92px;
  padding-bottom: 92px;
  text-align: center;
}

.final-cta h2 {
  margin-inline: auto;
  margin-bottom: 28px;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.7fr);
  gap: 30px;
  padding-top: 42px;
  padding-bottom: 34px;
  border-top: 1px solid var(--line);
  background: rgba(6, 10, 20, 0.64);
}

.site-footer p {
  max-width: 560px;
}

.footer-links {
  display: grid;
  gap: 9px;
  color: var(--muted);
}

.copyright {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.9rem;
}

.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 18;
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border-radius: 999px;
  background: #16a34a;
  color: white;
  font-weight: 900;
  box-shadow: 0 16px 40px rgba(22, 163, 74, 0.35);
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

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

@keyframes pulseBar {
  from {
    filter: saturate(0.9);
    transform: scaleY(0.9);
  }
  to {
    filter: saturate(1.25);
    transform: scaleY(1);
  }
}

@media (max-width: 1120px) {
  .service-grid,
  .portfolio-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .main-nav,
  .header-action {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .hero,
  .growth,
  .automation,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
  }

  .dashboard-shell {
    transform: none;
  }

  .testimonial-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .section {
    padding-top: 76px;
    padding-bottom: 76px;
  }

  .service-grid,
  .portfolio-grid,
  .stats-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
  }

  .chart-card,
  .workflow-card {
    grid-column: auto;
  }

  .workflow-card {
    grid-template-columns: 1fr;
  }

  .workflow-card span {
    width: 2px;
    height: 24px;
    margin-inline: auto;
  }

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

  .contact-form .full,
  .form-feedback {
    grid-column: auto;
  }
}