:root {
  --navy-900: #0b1c2c;
  --navy-800: #142b3f;
  --navy-700: #1e3a52;
  --slate-900: #111827;
  --slate-700: #374151;
  --slate-600: #4b5563;
  --slate-200: #e5e7eb;
  --slate-100: #f3f4f6;
  --white: #ffffff;
  --orange-500: #f97316;
  --orange-600: #ea580c;
  --shadow: 0 20px 60px rgba(15, 23, 42, 0.18);
  --radius-lg: 1.25rem;
  --radius-md: 1rem;
  --radius-sm: 0.75rem;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Montserrat", Arial, sans-serif;
  background: var(--white);
  color: var(--slate-900);
  line-height: 1.6;
}

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

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

.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;
}

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  transition: background var(--transition), box-shadow var(--transition);
  background: transparent;
}

.header.is-scrolled {
  background: linear-gradient(180deg, rgba(11, 28, 44, 0.95), rgba(11, 28, 44, 0.88));
  box-shadow: 0 12px 35px rgba(11, 15, 23, 0.45);
  backdrop-filter: blur(6px);
}

.header .container {
  padding: 1rem 0;
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.logo__img {
  height: 2.8125rem;
  width: auto;
  display: block;
}

.logo__icon {
  background: var(--orange-500);
  color: var(--white);
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  border-radius: 0.75rem;
  font-size: 1rem;
}

.logo__title {
  font-size: 1.25rem;
  display: block;
}

.logo__subtitle {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
}

.logo--footer .logo__img {
  height: 3.0625rem;
  filter: brightness(1.05) saturate(1.1);
}

.logo--footer .logo__icon {
  background: rgba(249, 115, 22, 0.13);
  color: var(--orange-500);
}

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

.nav__list {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav__link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--white);
  transition: color var(--transition);
}

.header.is-scrolled .nav__link {
  color: rgba(255, 255, 255, 0.85);
}

.nav__link:hover,
.nav__link:focus {
  color: var(--orange-500);
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--orange-500);
  color: var(--white);
  padding: 0.7rem 1.8rem;
  font-weight: 700;
  border-radius: 999px;
  transition: background var(--transition);
}

.nav__cta:hover,
.nav__cta:focus {
  background: var(--orange-600);
}

.nav__toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 2.5rem;
  height: 2.5rem;
  position: relative;
}

.nav__toggle-icon,
.nav__toggle-icon::before,
.nav__toggle-icon::after {
  position: absolute;
  left: 0.5rem;
  right: 0.5rem;
  height: 2px;
  background: var(--white);
  content: "";
  transition: transform var(--transition), opacity var(--transition);
}

.header.is-scrolled .nav__toggle-icon,
.header.is-scrolled .nav__toggle-icon::before,
.header.is-scrolled .nav__toggle-icon::after {
  background: rgba(255, 255, 255, 0.85);
}

.nav__toggle-icon {
  top: 50%;
  transform: translateY(-50%);
}

.nav__toggle-icon::before {
  top: -0.6rem;
}

.nav__toggle-icon::after {
  bottom: -0.6rem;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon {
  opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon::before {
  transform: translateY(0.6rem) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-icon::after {
  transform: translateY(-0.6rem) rotate(-45deg);
}

.nav__mobile {
  display: none;
  background: var(--white);
  border-radius: var(--radius-md);
  margin-top: 1rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.nav__mobile ul {
  list-style: none;
}

.nav__mobile a {
  display: block;
  padding: 0.95rem 1.25rem;
  font-weight: 600;
  color: var(--slate-700);
  border-bottom: 1px solid var(--slate-200);
  transition: background var(--transition), color var(--transition);
}

.nav__mobile a:hover,
.nav__mobile a:focus {
  background: rgba(249, 115, 22, 0.08);
  color: var(--orange-500);
}

.nav__mobile .mobile__cta {
  background: var(--orange-500);
  color: var(--white);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: center;
  color: var(--white);
  padding-top: 6rem;
}

.hero__media {
  position: absolute;
  inset: 0;
  background: url("https://images.pexels.com/photos/1267338/pexels-photo-1267338.jpeg?auto=compress&cs=tinysrgb&w=1920&h=1080&fit=crop")
    center/cover no-repeat;
}

.hero__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11, 28, 44, 0.92), rgba(20, 43, 63, 0.78));
}

.hero__content {
  position: relative;
}

.hero__body {
  max-width: 38rem;
  display: grid;
  gap: 1.5rem;
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  line-height: 1.1;
  font-weight: 800;
  text-transform: uppercase;
}

.hero h1 span {
  display: block;
  color: var(--orange-500);
}

.hero p {
  font-size: 1.2rem;
  color: rgba(229, 231, 235, 0.88);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  padding: 0.9rem 2rem;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border var(--transition);
}

.btn--primary {
  background: var(--orange-500);
  color: var(--white);
}

.btn--primary:hover,
.btn--primary:focus {
  background: var(--orange-600);
}

.btn--outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn--outline:hover,
.btn--outline:focus {
  background: var(--white);
  color: var(--navy-800);
}

.btn--dark {
  background: var(--navy-800);
  color: var(--white);
  border-color: var(--navy-800);
}

.btn--dark:hover,
.btn--dark:focus {
  background: var(--navy-700);
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.hero__metrics div {
  text-align: center;
}

.hero__metrics dt {
  font-size: 2rem;
  font-weight: 700;
  color: var(--orange-500);
}

.hero__metrics dd {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(229, 231, 235, 0.7);
}

.section {
  padding: 6rem 0;
}

.section--light {
  background: var(--white);
}

.section__intro {
  text-align: center;
  max-width: 40rem;
  margin: 0 auto 3rem auto;
  display: grid;
  gap: 1rem;
}

.section__intro h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--navy-800);
  text-transform: uppercase;
}

.section__intro p {
  color: var(--slate-600);
}

.divider {
  width: 100px;
  height: 4px;
  background: var(--orange-500);
  border-radius: 999px;
  margin: 0 auto;
}

.divider--left {
  margin: 0;
}

.service-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

.service-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-rows: auto 1fr;
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 70px rgba(15, 23, 42, 0.16);
}

.service-card__media {
  position: relative;
  height: 14rem;
}

.service-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(11, 28, 44, 0.65), rgba(11, 28, 44, 0.1));
}

.service-card__icon {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--orange-500);
  color: var(--white);
  width: 3rem;
  height: 3.0625rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  font-size: 1.5rem;
  z-index: 1;
}

.service-card__body {
  padding: 2rem;
  display: grid;
  gap: 1rem;
}

.service-card__body h3 {
  font-size: 1.4rem;
  color: var(--navy-800);
}

.service-card__body p {
  color: var(--slate-600);
}

.service-card__link {
  text-align: left;
  background: none;
  border: none;
  color: var(--orange-500);
  font-weight: 600;
  cursor: pointer;
  padding: 0;
  font-size: 0.95rem;
}

.service-card__link:hover,
.service-card__link:focus {
  color: var(--orange-600);
}

.about {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  align-items: center;
}

.about__content {
  display: grid;
  gap: 1.5rem;
}

.about__content p {
  color: var(--slate-600);
}

.about__image {
  position: relative;
}

.about__image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  width: 100%;
  object-fit: cover;
}

.about__badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  background: rgba(20, 43, 63, 0.9);
  color: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  min-width: 8rem;
  box-shadow: var(--shadow);
}

.about__badge span {
  font-size: 2rem;
  font-weight: 700;
  color: var(--orange-500);
}

.about__badge small {
  display: block;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.feature-grid {
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.feature-grid article {
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: border var(--transition);
}

.feature-grid article:hover {
  border-color: var(--orange-500);
}

.feature-grid h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--navy-800);
}

.feature-grid p {
  color: var(--slate-600);
  font-size: 0.95rem;
}

.stats {
  margin-top: 3.5rem;
  background: var(--navy-800);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stats span {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--orange-500);
}

.stats p {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: start;
}

.contact-grid__form,
.contact-grid__info,
.contact-grid__cities {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow);
}

.contact-grid__form h3 {
  font-size: 1.8rem;
  margin-bottom: 2rem;
  color: var(--navy-800);
}

.contact-grid__cities {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, rgba(20, 43, 63, 0.95), rgba(11, 28, 44, 0.88));
  color: var(--white);
  text-align: center;
  padding: 2.75rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-grid__cities h4 {
  font-size: 1.4rem;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--orange-500);
}

.contact-grid__cities .info-card__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.contact-grid__cities .info-card__list li {
  background: rgba(255, 255, 255, 0.92);
  color: var(--navy-800);
  border-radius: 999px;
  padding: 0.7rem 1.5rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: 0 12px 24px rgba(8, 13, 23, 0.18);
  border: none;
}

form {
  display: grid;
  gap: 1.5rem;
}

.form__row {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

label {
  display: grid;
  gap: 0.6rem;
  font-weight: 600;
  color: var(--slate-700);
  font-size: 0.9rem;
  text-transform: uppercase;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--slate-200);
  border-radius: 0.75rem;
  padding: 0.85rem 1rem;
  font-family: inherit;
  font-size: 0.95rem;
  transition: border var(--transition), box-shadow var(--transition);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--orange-500);
  box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.18);
}

textarea {
  resize: none;
}

.info-card {
  border-radius: var(--radius-md);
  padding: 2rem;
  background: var(--white);
  box-shadow: var(--shadow);
  display: grid;
  gap: 1rem;
}

.info-card--primary {
  background: var(--navy-800);
  color: var(--white);
}

.info-card h3 {
  font-size: 1.4rem;
}

.info-card ul {
  list-style: none;
  display: grid;
  gap: 1rem;
}

.info-card li {
  display: grid;
  gap: 0.3rem;
}

.info-card li strong {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.info-card li span {
  font-weight: 600;
  display: block;
}

.info-card li small {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.7);
}

.info-card__list li {
  color: var(--slate-600);
  font-weight: 600;
}

.footer {
  background: var(--navy-900);
  color: rgba(255, 255, 255, 0.8);
}

.footer__grid {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  padding: 4rem 0 3rem 0;
}

.footer__grid p {
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: 18rem;
}

.footer__grid h3 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer__grid ul {
  list-style: none;
  display: grid;
  gap: 0.6rem;
  font-size: 0.95rem;
}

.footer__bar {
  border-top: 1px solid rgba(148, 163, 184, 0.2);
  text-align: center;
  padding: 1.5rem 0;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
}

@media (min-width: 720px) {
  .service-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Responsive tweaks */

@media (max-width: 1024px) {
  .nav__cta {
    display: none;
  }
}

@media (max-width: 900px) {
  .nav__toggle {
    display: block;
  }

  .nav__list {
    display: none;
  }

  .header.is-open .nav__mobile {
    display: block;
  }
}

@media (max-width: 768px) {
  .hero {
    text-align: center;
  }

  .hero__actions {
    justify-content: center;
  }

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

  .about__badge {
    left: 50%;
    transform: translateX(-50%);
  }

  .contact-grid__form,
  .contact-grid__info,
  .contact-grid__cities {
    padding: 2rem;
  }
}

@media (max-width: 600px) {
  .hero__metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
  }

  .stats {
    padding: 2rem;
  }

  .contact-grid__form,
  .contact-grid__info,
  .contact-grid__cities {
    padding: 1.75rem;
  }

  .header .container {
    padding: 0.75rem 0;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2.2rem;
  }

  .btn {
    width: 100%;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    font-size: 0.75rem;
  }
}