:root {
  --primary: #0f3d5e;
  --primary-dark: #08293f;
  --primary-light: #1b5e87;
  --secondary: #c59b46;
  --secondary-light: #e8c97a;
  --accent: #1b6ca8;
  --accent-light: rgba(27, 108, 168, 0.12);
  --bg: #f4f7fb;
  --bg-alt: #eef3f9;
  --surface: #ffffff;
  --surface-raised: #fafcff;
  --text: #111927;
  --text-secondary: #2d3f50;
  --muted: #566878;
  --muted-light: #8fa0b0;
  --border: #dce4ee;
  --border-light: #ecf0f5;
  --success: #0f7a33;
  --success-bg: #edfbf2;
  --danger: #c8282a;
  --danger-bg: #fff0f0;
  --white: #ffffff;
  --footer-bg: #081b2a;
  --footer-text: rgba(255, 255, 255, 0.88);
  --footer-text-muted: rgba(255, 255, 255, 0.72);
  --footer-link-hover: rgba(255, 255, 255, 0.9);
  --whatsapp-start: #2ee56d;
  --whatsapp-end: #159947;
  --shadow-sm: 0 2px 8px rgba(15, 61, 94, 0.07);
  --shadow: 0 8px 28px rgba(15, 61, 94, 0.1);
  --shadow-lg: 0 20px 56px rgba(15, 61, 94, 0.14);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --container: 1180px;
  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --font-size-base: 1rem;
  --line-height: 1.7;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  background: var(--surface);
  color: var(--text);
}

body.nav-open {
  overflow: hidden;
}

body.menu-open::before {
  content: '';
  position: fixed;
  inset: 0;
  background: rgba(8, 41, 63, 0.08);
  z-index: 998;
}

main,
header,
footer,
section,
article,
aside,
nav {
  display: block;
}

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

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

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

ul {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

h3 {
  font-size: 1.15rem;
}

h4 {
  font-size: 1rem;
}

p {
  line-height: var(--line-height);
  color: var(--muted);
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

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

.section {
  padding: 88px 0;
}

.alt-bg {
  background: var(--bg-alt);
}

.section-heading {
  max-width: 780px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-heading p {
  margin-top: 14px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 14px 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1;
  cursor: pointer;
  transition: var(--transition);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: var(--white);
  box-shadow: var(--shadow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent), var(--primary));
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

.btn-secondary {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--white);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: var(--white);
  border-color: transparent;
  transform: translateY(-3px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.site-header.scrolled {
  border-color: var(--border);
  box-shadow: 0 10px 35px rgba(15, 61, 94, 0.08);
}

.header-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 18px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-text strong {
  font-size: 1rem;
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

.site-nav a {
  position: relative;
  padding: 0.2rem 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--muted);
  transition: var(--transition);
}

.site-nav a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.25rem;
  width: 100%;
  height: 2px;
  background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.site-nav a:hover,
.site-nav a[aria-current='page'] {
  color: var(--primary);
}

.site-nav a:hover::after,
.site-nav a[aria-current='page']::after {
  transform: scaleX(1);
}

.header-cta {
  padding: 10px 20px;
  font-size: 0.88rem;
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--white);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--primary);
  margin: 5px auto;
  transition: var(--transition);
}

.nav-toggle[aria-expanded='true'] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded='true'] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded='true'] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.hero-section {
  position: relative;
  overflow: hidden;
  padding: 72px 0 80px;
  background: radial-gradient(ellipse at 70% 30%, rgba(27, 108, 168, 0.16) 0%, transparent 55%), linear-gradient(175deg, #e8f1f9 0%, #f8fafd 50%, #ffffff 100%);
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(15, 61, 94, 0.08) 1px, transparent 1px);
  background-size: 18px 18px;
  opacity: 0.2;
  pointer-events: none;
}

.hero-grid,
.split-layout,
.contact-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 42px;
  align-items: center;
}

.hero-content p {
  max-width: 680px;
  margin-top: 18px;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 30px 0;
}

.hero-highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.hero-highlights div,
.hero-card,
.service-card,
.feature-card,
.testimonial-card,
.contact-card,
.contact-form,
.info-panel,
.process-grid article,
.not-found-card {
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  background: var(--surface-raised);
  box-shadow: var(--shadow);
}

.hero-highlights div {
  padding: 20px 18px;
  border-top: 3px solid var(--secondary);
}

.hero-highlights strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
}

.hero-highlights span {
  display: block;
  margin-top: 4px;
  font-size: 0.82rem;
  color: var(--muted);
}

.hero-card {
  padding: 32px 30px;
}

.hero-card h2 {
  margin: 12px 0 16px;
}

.chip {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--accent-light);
  color: var(--accent);
  font-weight: 700;
  font-size: 0.9rem;
}

.hero-card ul {
  margin: 22px 0;
}

.hero-card li,
.styled-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 12px;
  color: var(--muted);
}

.hero-card li::before,
.styled-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--secondary);
}

.whatsapp-link {
  display: inline-flex;
  width: 100%;
  justify-content: center;
  padding: 14px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--whatsapp-start), var(--whatsapp-end));
  color: var(--white);
  font-weight: 700;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.whatsapp-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.service-card,
.feature-card,
.testimonial-card {
  padding: 32px 28px;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.service-card:hover,
.feature-card:hover,
.testimonial-card:hover,
.process-grid article:hover,
.not-found-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border);
}

.icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent-light), rgba(15, 61, 94, 0.06));
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 800;
}

.service-card h3,
.feature-card h3,
.testimonial-card h3,
.process-grid h3,
.contact-card h3,
.info-item strong,
.not-found-card h1 {
  margin-bottom: 12px;
}

.info-panel,
.contact-card,
.contact-form {
  padding: 28px;
}

.info-item + .info-item {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.emphasis-list li {
  font-weight: 500;
  color: var(--text-secondary);
}

.tag-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.tag-grid span {
  padding: 14px 20px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--white);
  color: var(--primary);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.process-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 18px;
}

.process-grid::before {
  content: '';
  position: absolute;
  left: 3rem;
  right: 3rem;
  top: 2.8rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.process-grid article {
  position: relative;
  padding: 28px 24px;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.process-grid strong {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: var(--white);
  font-size: 1rem;
}

.testimonial-card {
  border-top: 4px solid var(--secondary);
}

.testimonial-card p {
  font-style: italic;
  font-size: 0.97rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.testimonial-card span {
  color: var(--muted);
  font-size: 0.95rem;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--white);
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.faq-item.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.faq-question {
  position: relative;
  width: 100%;
  padding: 20px 22px;
  border: none;
  background: var(--white);
  color: var(--text);
  text-align: left;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
}

.faq-question::after {
  content: '+';
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
  font-size: 1.3rem;
}

.faq-item.active .faq-question::after {
  content: '−';
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0.4, 0, 0.2, 1), padding 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.faq-answer p {
  padding: 0 22px 22px;
}

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

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: 8px;
  font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--white);
  color: var(--text);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(27, 108, 168, 0.15);
}

.form-group :is(input, textarea, select)[aria-invalid='true'] {
  border-color: var(--danger);
  background: var(--danger-bg);
}

.full-width {
  grid-column: 1 / -1;
}

.error {
  min-height: 18px;
  margin-top: 6px;
  color: var(--danger);
  font-size: 0.86rem;
}

.form-success {
  display: none;
  margin-top: 16px;
  padding: 12px 16px;
  border-left: 4px solid var(--success);
  border-radius: var(--radius-sm);
  background: var(--success-bg);
  color: var(--success);
  font-weight: 600;
}

.form-success.show {
  display: block;
}

.form-success.is-error {
  border-left-color: var(--danger);
  background: var(--danger-bg);
  color: var(--danger);
}

.form-note {
  margin-top: 14px;
  font-size: 0.82rem;
  font-style: italic;
  color: var(--muted-light);
}

.contact-form .btn[disabled] {
  opacity: 0.75;
  cursor: wait;
}

.site-footer {
  border-top: 3px solid var(--secondary);
  background: var(--footer-bg);
  color: var(--footer-text);
  padding-top: 64px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.9fr 1fr;
  gap: 28px;
}

.footer-brand-name {
  display: inline-block;
  margin-bottom: 12px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
}

.footer-tagline {
  margin-bottom: 10px;
  color: var(--white);
}

.site-footer h3,
.site-footer h4 {
  margin-bottom: 14px;
  color: var(--white);
}

.site-footer ul li {
  margin-bottom: 10px;
  color: var(--footer-text-muted);
}

.site-footer a {
  transition: var(--transition);
}

.site-footer a:hover {
  color: var(--footer-link-hover);
  text-decoration: underline;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 32px;
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.footer-bottom-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  width: 100%;
}

.footer-bottom-content p {
  margin: 0;
}

.footer-powered-by {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: inherit;
  font-size: 0.875rem;
  opacity: 0.8;
  transition: opacity 0.2s;
}

.footer-powered-by:hover {
  opacity: 1;
}

.footer-powered-by-text {
  font-weight: 500;
}

.footer-powered-by-logo {
  height: 20px;
  width: auto;
}

.floating-whatsapp,
.back-to-top {
  position: fixed;
  right: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  z-index: 1000;
  transition: var(--transition);
}

.floating-whatsapp {
  bottom: 92px;
  background: linear-gradient(135deg, var(--whatsapp-start), var(--whatsapp-end));
  color: var(--white);
  font-size: 1.4rem;
  animation: pulse 2.6s infinite;
}

.floating-whatsapp:hover,
.back-to-top:hover {
  transform: translateY(-3px);
}

.back-to-top {
  bottom: 20px;
  border: none;
  background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
  color: var(--white);
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
}

.fade-in {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.not-found-section {
  min-height: calc(100vh - 280px);
  display: flex;
  align-items: center;
}

.not-found-card {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 40px;
  text-align: center;
}

.not-found-card p {
  margin-bottom: 24px;
}

.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;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.35);
  }
  70% {
    box-shadow: 0 0 0 14px rgba(37, 211, 102, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

@media (max-width: 1080px) {
  .card-grid,
  .process-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-grid,
  .split-layout,
  .contact-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
    margin-left: auto;
  }

  .header-cta {
    display: none;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 1rem 24px;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 0.25s, transform 0.25s;
  }

  .site-nav.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .hero-highlights,
  .form-grid,
  .card-grid,
  .process-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .process-grid::before {
    display: none;
  }

  .section {
    padding: 72px 0;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 560px) {
  .section {
    padding: 56px 0;
  }

  .hero-section {
    padding-top: 44px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn,
  .whatsapp-link,
  .contact-form .btn {
    width: 100%;
  }

  .floating-whatsapp,
  .back-to-top {
    right: 16px;
  }
}

@media (max-width: 400px) {
  h1 {
    font-size: 1.85rem;
  }

  .service-card,
  .feature-card,
  .testimonial-card,
  .contact-card,
  .contact-form,
  .info-panel,
  .hero-card,
  .not-found-card,
  .process-grid article {
    padding: 24px 20px;
  }
}

@media print {
  .site-header,
  .floating-whatsapp,
  .back-to-top,
  .contact-form {
    display: none;
  }

  body {
    font-size: 12pt;
    color: #000;
  }
	.whatsapp-float {
    position: fixed;
    bottom: 25px;
    right: 25px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    text-decoration: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
    z-index: 9999;
    transition: transform 0.3s ease;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
}
}