:root {
  --color-bg: #f5f5f7;
  --color-surface: #ffffff;
  --color-muted-surface: #f0f0f5;
  --color-primary: #0a0a0f;
  --color-primary-dark: #050509;
  --color-accent: #0071e3;
  --color-brand: #0f3d2e;
  --color-muted: rgba(10, 10, 15, 0.55);
  --color-text: rgba(8, 8, 12, 0.78);
  --color-heading: #00010a;
  --color-border: rgba(4, 4, 10, 0.08);
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow: 0 25px 50px rgba(6, 7, 10, 0.08);
  --shadow-hover: 0 35px 55px rgba(6, 7, 10, 0.14);
  --shadow-card: 0 20px 45px rgba(8, 9, 12, 0.08);
  --shadow-card-hover: 0 30px 60px rgba(5, 6, 10, 0.12);
  --transition: 260ms cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1120px;
  --section-padding-desktop: 104px;
  --section-padding-mobile: 72px;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

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

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

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

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  z-index: 1000;
}

.skip-link:focus { top: 1rem; }

.container {
  width: min(var(--max-width), 100%);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(245, 245, 247, 0.75);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(5, 5, 10, 0.06);
  transition: background 320ms ease, border-color 320ms ease, box-shadow 320ms ease;
}

.site-header.is-solid {
  background: rgba(250, 250, 252, 0.95);
  border-bottom-color: rgba(5, 5, 10, 0.12);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 600;
}

.logo-circle {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--color-brand);
  color: #fff;
}

.brand-title { font-size: 1rem; }

.brand-subtitle {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.main-nav {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  font-size: 0.95rem;
}

.main-nav a {
  padding-bottom: 0.25rem;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition);
}

.main-nav a:hover,
.main-nav a:focus-visible {
  border-color: var(--color-primary);
}

.cta-link { display: none; }

.cta-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 46px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition),
    color var(--transition), border-color var(--transition);
  position: relative;
  isolation: isolate;
}

.cta-button {
  background: #0b0b10;
  color: #fff;
  padding: 0.95rem 1.9rem;
  border: 1px solid transparent;
  min-width: 190px;
  box-shadow: 0 25px 45px rgba(0, 0, 0, 0.18);
}

.cta-button::after,
.secondary-button::after {
  content: '→';
  font-size: 1rem;
  transition: transform var(--transition);
  display: inline-block;
}

.cta-button:hover,
.cta-button:focus-visible {
  transform: translateY(-1px) scale(1.012);
  box-shadow: 0 32px 60px rgba(0, 0, 0, 0.22);
}

.cta-button:hover::after,
.cta-button:focus-visible::after,
.secondary-button:hover::after,
.secondary-button:focus-visible::after {
  transform: translateX(2px);
}

.cta-button:active {
  transform: translateY(0);
  box-shadow: 0 18px 30px rgba(0, 0, 0, 0.2);
}

.secondary-button {
  border: 1px solid rgba(8, 8, 14, 0.2);
  color: var(--color-primary);
  padding: 0.9rem 1.75rem;
  background: rgba(255, 255, 255, 0.7);
}

.secondary-button:hover,
.secondary-button:focus-visible {
  background: rgba(8, 8, 14, 0.08);
  color: var(--color-primary-dark);
  border-color: rgba(8, 8, 14, 0.35);
}

.secondary-button:active {
  transform: translateY(1px);
}

.section {
  padding: var(--section-padding-mobile) 0;
  background: #fff;
}

@media (min-width: 768px) {
  .section { padding: var(--section-padding-desktop) 0; }
}

.section-muted {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, #f5f5f7 100%);
}

.section-contrast { background: var(--color-muted-surface); }

.section + .section { border-top: 1px solid rgba(0, 0, 0, 0.04); }

.section-header {
  margin-bottom: 2.5rem;
  max-width: 720px;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--color-accent);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

h1, h2, h3 {
  color: var(--color-heading);
  margin: 0 0 1rem;
  font-family: 'Space Grotesk', 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  letter-spacing: -0.01em;
}

h1 {
  font-size: clamp(2.8rem, 5.5vw, 3.8rem);
  line-height: 1.08;
  max-width: 640px;
}

h2 {
  font-size: clamp(2rem, 4vw, 2.6rem);
  line-height: 1.15;
}

h3 {
  font-size: 1.4rem;
  line-height: 1.3;
}

p {
  margin: 0 0 1rem;
  color: var(--color-text);
}

.small-note { font-size: 0.95rem; color: var(--color-muted); }

.tiny-note { font-size: 0.85rem; color: var(--color-muted); margin-top: 0.5rem; }

.hero {
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--section-padding-desktop) + 32px);
  padding-bottom: var(--section-padding-desktop);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.8), transparent 55%),
    radial-gradient(circle at 80% 0%, rgba(0, 113, 227, 0.08), transparent 45%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.6) 0%, rgba(245, 245, 247, 0.9) 100%);
  opacity: 0.9;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 960px) {
  .hero-content {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.hero-copy { max-width: 620px; }

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--color-muted);
  max-width: 540px;
  margin-bottom: 1.5rem;
}

.hero-highlights {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.5rem;
}

.hero-highlights li {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  font-weight: 500;
}

.hero-highlights li::before {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-accent);
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

.hero-note {
  font-size: 0.95rem;
  color: var(--color-muted);
}

.hero-media {
  display: grid;
  gap: 1.5rem;
}

.hero-media-card {
  background: rgba(255, 255, 255, 0.9);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid rgba(5, 5, 10, 0.08);
  box-shadow: 0 30px 60px rgba(3, 4, 8, 0.12);
  backdrop-filter: blur(10px);
}

.hero-media-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.hero-media-card ul {
  margin: 0 0 1.25rem;
  padding-left: 1.25rem;
  color: var(--color-muted);
}

.hero-mockup {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(6, 25, 16, 0.12);
  background: #010503;
  min-height: 260px;
  display: flex;
}

.hero-mockup img {
  width: 100%;
  object-fit: cover;
}

.badge {
  padding: 0.35rem 0.8rem;
  background: rgba(0, 0, 0, 0.05);
  color: var(--color-primary);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
}

.trust {
  background: linear-gradient(180deg, #f7f7fa 0%, #f3f3f6 100%);
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.trust-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .trust-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.trust-grid article {
  padding: 1.5rem;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 18px 40px rgba(3, 4, 10, 0.08);
}

.trust-eyebrow {
  font-size: 2.1rem;
  font-weight: 600;
  margin: 0 0 0.35rem;
  color: var(--color-primary);
}

.card-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .benefits-grid,
  .card-grid.triple {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .plans-grid,
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .portfolio-grid {
    scroll-snap-type: none;
    grid-auto-flow: initial;
    grid-auto-columns: initial;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow: visible;
    padding-bottom: 0;
  }
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid rgba(7, 7, 12, 0.08);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card:hover,
.card:focus-within {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(7, 7, 12, 0.25);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.04);
  display: grid;
  place-items: center;
  margin-bottom: 1rem;
}

.benefits-grid h3 { margin-bottom: 0.35rem; }

.plans {
  position: relative;
}

.plan-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.plan-card-head {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-start;
}

.plan-label {
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.plan-price {
  text-align: right;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.15rem;
}

.plan-price strong {
  font-size: 2.15rem;
  color: var(--color-primary);
}

.plan-price span {
  font-size: 0.9rem;
  color: var(--color-muted);
}

.plan-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.6rem;
}

.plan-card li {
  position: relative;
  padding-left: 1.5rem;
  color: var(--color-text);
}

.plan-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent);
  font-weight: 700;
}

.plan-meta {
  margin-top: auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.plan-delivery {
  font-weight: 600;
  color: var(--color-accent);
  margin: 0;
}

.featured-plan {
  background: linear-gradient(135deg, #050506 0%, #0f0f14 100%);
  color: rgba(255, 255, 255, 0.9);
  border-color: transparent;
  box-shadow: 0 40px 70px rgba(0, 0, 0, 0.35);
}

.featured-plan .plan-label,
.featured-plan .plan-price,
.featured-plan .plan-delivery,
.featured-plan li { color: rgba(255, 255, 255, 0.9); }

.featured-plan li::before { color: #60a5ff; }

.featured-plan .plan-price {
  color: rgba(255, 255, 255, 0.85);
}

.featured-plan .plan-price strong {
  color: #fff;
  font-weight: 700;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.45);
}

.featured-plan .plan-price span {
  color: rgba(255, 255, 255, 0.7);
}

.plan-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.8rem;
  background: rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
}

.portfolio-card { padding: 0; overflow: hidden; }

.portfolio-thumb {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.portfolio-body {
  padding: 1.75rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.portfolio-body p { margin: 0; }

.portfolio-grid .card { padding: 0; }

.portfolio-list {
  list-style: disc;
  padding-left: 1.25rem;
  margin: 1rem 0 0;
  color: var(--color-muted);
  display: grid;
  gap: 0.35rem;
}

.portfolio-grid {
  gap: 1.5rem;
  grid-auto-flow: column;
  grid-auto-columns: minmax(320px, calc(50% - 0.75rem));
  overflow-x: auto;
  scroll-snap-type: x proximity;
  padding-bottom: 1rem;
  scrollbar-width: none;
  scroll-behavior: smooth;
}

.portfolio-grid::-webkit-scrollbar { display: none; }

.portfolio-carousel {
  position: relative;
}

.carousel-controls {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.carousel-button {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.1);
  background: rgba(255, 255, 255, 0.85);
  color: var(--color-heading);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.carousel-button:hover,
.carousel-button:focus-visible {
  background: var(--color-heading);
  color: #fff;
  border-color: var(--color-heading);
}

.carousel-button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.process-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

.process-list li {
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 1.25rem 1.5rem;
  background: var(--color-surface);
  box-shadow: var(--shadow);
}

.testimonials {
  background: var(--color-muted-surface);
}

.testimonial-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.testimonial-card {
  min-height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1rem;
}

.testimonial-quote {
  font-size: 1.05rem;
  font-style: italic;
}

.testimonial-author {
  font-weight: 600;
  margin: 0;
  color: var(--color-primary);
}

.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  background: var(--color-surface);
  box-shadow: var(--shadow);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  position: relative;
  padding-right: 1.5rem;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 0;
  font-weight: 600;
  transition: transform var(--transition);
}

.faq details[open] summary::after { transform: rotate(45deg); }

.contact {
  background: linear-gradient(180deg, #f7f7fa 0%, #ffffff 100%);
}

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

.contact-details {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.site-footer {
  padding: 2.5rem 0;
  background: var(--color-primary);
  color: #fff;
}

.site-footer p {
  margin: 0;
  color: #ffffff;
}

.footer-caption { color: #ffffff; margin: 0.35rem 0 0; }

.footer-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  color: #ffffff;
  font-weight: 500;
  font-size: 0.95rem;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  text-decoration: underline;
}

.footer-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    text-align: left;
  }
}

@media (max-width: 767px) {
  .header-content { flex-wrap: wrap; }
  .main-nav {
    width: 100%;
    justify-content: center;
  }
  .hero-content { text-align: left; }
  .hero-card { padding: 1.75rem; }
  .plans-grid,
  .contact-grid,
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  .cta-button,
  .secondary-button {
    width: 100%;
  }
  .badge { font-size: 0.8rem; }

  .portfolio-grid {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(75%, 1fr);
    overflow-x: auto;
    padding-bottom: 1rem;
    margin-right: -1.5rem;
    margin-left: -1.5rem;
    padding-left: 1.5rem;
    padding-right: 1.5rem;
    gap: 1.25rem;
    scroll-snap-type: x mandatory;
    scroll-padding: 1.5rem;
  }

  .portfolio-grid .card {
    scroll-snap-align: start;
  }

  .carousel-controls { display: none; }
}

@media (min-width: 992px) {
  .cta-link {
    display: inline-flex;
    border: 1px solid var(--color-primary);
    border-radius: 999px;
    padding: 0.4rem 1.2rem;
    font-weight: 500;
    color: var(--color-primary);
  }
}

.floating-whatsapp {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  background: #1fa54e;
  color: #fff;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  z-index: 1000;
}

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

.reveal {
  opacity: 0;
  transform: translateY(12px);
  filter: blur(6px);
  transition:
    opacity 640ms cubic-bezier(0.4, 0, 0.2, 1),
    transform 640ms cubic-bezier(0.4, 0, 0.2, 1),
    filter 640ms cubic-bezier(0.4, 0, 0.2, 1);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: transform, opacity;
}

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

.reveal-group {
  --reveal-delay-step: 80ms;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    filter: none;
  }

  .portfolio-grid {
    scroll-behavior: auto;
  }
}