:root {
  --navy: #0f172a;
  --navy-soft: #17223a;
  --navy-card: #111c33;
  --orange: #f97316;
  --orange-soft: #ffb26b;
  --white: #ffffff;
  --bg: #f8fafc;
  --muted: #64748b;
  --muted-dark: #cbd5e1;
  --ink: #1e293b;
  --line: rgba(15, 23, 42, 0.1);
  --line-light: rgba(255, 255, 255, 0.14);
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.18);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

.skip-link {
  position: absolute;
  left: 12px;
  top: -50px;
  z-index: 999;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--white);
  background: var(--orange);
}
.skip-link:focus { top: 12px; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(249, 115, 22, 0.85);
  outline-offset: 3px;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  padding: 18px clamp(14px, 4vw, 54px);
}
.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--white);
  border: 1px solid var(--line-light);
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.76);
  backdrop-filter: blur(18px);
  box-shadow: 0 18px 45px rgba(2, 6, 23, 0.2);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.brand img {
  flex: 0 0 auto;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 12px 24px rgba(249, 115, 22, 0.32);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.94rem;
  font-weight: 700;
}
.nav-links a {
  opacity: 0.84;
  transition: color 180ms ease, opacity 180ms ease;
}
.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--orange-soft);
  opacity: 1;
}
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-light);
  border-radius: 14px;
  background: transparent;
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 19px;
  height: 2px;
  margin: 5px auto;
  background: var(--white);
}

.hero {
  min-height: 100svh;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  align-items: center;
  gap: clamp(28px, 6vw, 80px);
  padding: 136px clamp(20px, 7vw, 92px) 84px;
  color: var(--white);
  background: var(--navy);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 22% 18%, rgba(249, 115, 22, 0.33), transparent 32%),
    radial-gradient(circle at 84% 12%, rgba(255, 255, 255, 0.09), transparent 28%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.08), transparent 42%),
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.045) 0 1px, transparent 1px 28px);
}
.hero-content,
.hero-card { position: relative; z-index: 1; }
.eyebrow {
  margin: 0;
  color: var(--orange-soft);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.hero h1 {
  max-width: 820px;
  margin: 24px 0 18px;
  font-size: clamp(3rem, 8vw, 7rem);
  line-height: 0.92;
  letter-spacing: -0.07em;
}
.hero-copy {
  max-width: 660px;
  margin: 0 0 34px;
  color: var(--muted-dark);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
  line-height: 1.8;
}
.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}
.button {
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 26px;
  border: 0;
  border-radius: 16px;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}
.button:hover,
.button:focus-visible { transform: translateY(-3px); }
.button-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--orange), #fb923c);
  box-shadow: 0 18px 36px rgba(249, 115, 22, 0.28);
}
.button-secondary {
  border: 1px solid var(--line-light);
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}
.button-dark {
  color: var(--white);
  background: var(--navy);
}
.hero-card {
  padding: 22px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(22px);
  box-shadow: var(--shadow);
}
.hero-card-top {
  min-height: 170px;
  display: grid;
  align-content: end;
  gap: 12px;
  padding: 22px;
  border-radius: 18px;
  background:
    linear-gradient(140deg, rgba(249, 115, 22, 0.92), rgba(15, 23, 42, 0.15)),
    repeating-linear-gradient(45deg, rgba(255,255,255,0.18) 0 2px, transparent 2px 20px);
}
.badge {
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--white);
  background: rgba(15, 23, 42, 0.38);
  font-weight: 900;
  font-size: 0.82rem;
}
.hero-card-top strong {
  font-size: 2rem;
  letter-spacing: -0.05em;
}
.metric-grid {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}
.metric-grid div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 4px;
  border-bottom: 1px solid var(--line-light);
}
.metric-grid div:last-child { border-bottom: 0; }
.metric-grid span { color: var(--muted-dark); }
.metric-grid strong { color: var(--orange-soft); }

.section {
  padding: clamp(74px, 9vw, 118px) clamp(20px, 7vw, 92px);
}
.section-heading,
.service-grid,
.why-layout,
.gallery-grid,
.faq-grid,
.contact-layout,
.footer {
  max-width: 1180px;
  margin: 0 auto;
}
.section-heading h2,
.why-layout h2,
.contact-card h2 {
  margin: 10px 0 0;
  max-width: 850px;
  color: var(--navy);
  font-size: clamp(2rem, 4.4vw, 4.25rem);
  line-height: 1.05;
  letter-spacing: -0.055em;
}
.section-heading p:not(.eyebrow),
.section-copy {
  max-width: 760px;
  color: var(--muted);
  line-height: 1.8;
  font-size: 1.05rem;
}
.service-grid {
  margin-top: 44px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.service-card {
  min-height: 285px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 60px rgba(15, 23, 42, 0.13);
}
.service-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  color: var(--white);
  background: linear-gradient(135deg, var(--orange), #fb923c);
  font-size: 1.5rem;
  font-weight: 900;
  box-shadow: 0 18px 34px rgba(249, 115, 22, 0.28);
}
.service-card h3,
.why-item h3,
.contact-form h3 {
  color: var(--navy);
  font-size: 1.35rem;
  letter-spacing: -0.03em;
}
.service-card p,
.why-item p,
.contact-card p,
.faq-grid p,
.form-note {
  color: var(--muted);
  line-height: 1.8;
}
.section-dark {
  color: var(--white);
  background:
    radial-gradient(circle at 82% 10%, rgba(249, 115, 22, 0.22), transparent 30%),
    var(--navy);
}
.section-dark h2,
.section-dark .why-item h3 { color: var(--white); }
.why-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(28px, 6vw, 86px);
  align-items: start;
}
.why-list { display: grid; gap: 14px; }
.why-item {
  padding: 24px;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.07);
}
.why-item span {
  color: var(--orange-soft);
  font-weight: 900;
}
.why-item p { color: var(--muted-dark); }
.projects { background: #ffffff; }
.gallery-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.gallery-card {
  position: relative;
  display: block;
  padding: 0;
  overflow: hidden;
  min-height: 260px;
  border-radius: var(--radius);
  color: var(--white);
  background: var(--navy-card);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.12);
}

.gallery-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  display: block;
  filter: brightness(0.72);
  transition: transform 0.35s ease, filter 0.35s ease;
}

.gallery-card:hover img {
  transform: scale(1.05);
  filter: brightness(0.62);
}

.gallery-card-content {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 22px;
  z-index: 2;
}

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

.gallery-card-content span {
  color: #fed7aa;
  font-weight: 800;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.gallery-card-content strong {
  color: var(--white);
  font-size: 1.25rem;
  line-height: 1.16;
}
.faq { background: #f8fafc; }
.faq-grid {
  margin-top: 34px;
  display: grid;
  gap: 14px;
}
details {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #ffffff;
  box-shadow: 0 12px 30px rgba(15,23,42,0.04);
}
summary {
  cursor: pointer;
  padding: 20px 22px;
  color: var(--navy);
  font-weight: 900;
}
details p {
  margin: 0;
  padding: 0 22px 22px;
}
.contact {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 440px);
  gap: clamp(24px, 5vw, 64px);
  align-items: start;
}
.contact-card,
.contact-form {
  padding: clamp(30px, 5vw, 58px);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}
.contact-list {
  margin: 26px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  list-style: none;
}
.contact-list a { color: var(--orange); font-weight: 900; }
.contact-form {
  display: grid;
  gap: 12px;
}
.contact-form h3 { margin: 0 0 8px; }
.contact-form label {
  color: var(--navy);
  font-weight: 900;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 50px;
  border: 1px solid rgba(15, 23, 42, 0.16);
  border-radius: 14px;
  padding: 12px 14px;
  color: var(--ink);
  font: inherit;
  background: #f8fafc;
}
.contact-form textarea { resize: vertical; }
.form-note { margin: 0; font-size: 0.9rem; }
.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 999px;
  color: var(--white);
  background: #16a34a;
  font-weight: 900;
  box-shadow: 0 18px 34px rgba(22, 163, 74, 0.32);
}
.footer {
  padding: 28px clamp(20px, 7vw, 92px);
  display: flex;
  justify-content: space-between;
  gap: 18px;
  color: #64748b;
  font-size: 0.92rem;
}
.footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 18px;
}
.footer a {
  color: var(--orange);
  font-weight: 900;
}
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.delay-1 { transition-delay: 120ms; }
.delay-2 { transition-delay: 220ms; }
.delay-3 { transition-delay: 320ms; }

@media (max-width: 980px) {
  .service-grid,
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .nav { position: relative; }
  .nav-links {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    display: grid;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line-light);
    border-radius: 18px;
    background: rgba(15, 23, 42, 0.96);
    transform: translateY(-10px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease;
  }
  .nav-links a { padding: 14px; }
  .nav.is-open .nav-links {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .hero,
  .why-layout,
  .contact-layout { grid-template-columns: 1fr; }
  .hero { padding-top: 118px; }
}
@media (max-width: 620px) {
  .site-header { padding: 12px; }
  .brand span:last-child {
    max-width: 176px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .service-grid,
  .gallery-grid { grid-template-columns: 1fr; }
  .hero-actions,
  .contact-actions,
  .button { width: 100%; }
  .hero-card { padding: 12px; }
  .footer { flex-direction: column; }
  .footer nav { justify-content: flex-start; }
  .floating-whatsapp { left: 18px; right: 18px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
    animation-duration: 1ms !important;
  }
}