:root {
  --ink: #111827;
  --muted: #62666f;
  --paper: #fbfbf8;
  --white: #ffffff;
  --line: rgba(17, 24, 39, 0.12);
  --teal: #1f5f8b;
  --navy: #151719;
  --leaf: #8a9a3e;
  --coral: #c84c31;
  --sun: #f2c14e;
  --sky: #d9edf2;
  --shadow: 0 24px 60px rgba(17, 24, 39, 0.14);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

body.nav-open {
  overflow: hidden;
}

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

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

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 30;
  width: 100%;
  padding: 14px clamp(18px, 4vw, 54px);
  background: rgba(246, 247, 242, 0.92);
  border-bottom: 1px solid rgba(17, 24, 39, 0.08);
  backdrop-filter: blur(18px);
  transition: box-shadow 0.25s ease, padding 0.25s ease;
}

.site-header.scrolled {
  padding-top: 10px;
  padding-bottom: 10px;
  box-shadow: 0 14px 34px rgba(17, 24, 39, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1180px;
  margin: 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: var(--radius);
  color: var(--white);
  background: linear-gradient(rgba(31, 53, 197, 0.18));
  box-shadow: 0 12px 26px rgba(31, 69, 139, 0.18);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  color: var(--ink);
  font-size: 0.94rem;
  font-weight: 700;
}

.nav-links a {
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--coral);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 10px 24px rgba(17, 24, 39, 0.12);
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 34px;
  align-items: start;
  max-width: 1180px;
  min-height: 0;
  margin: 0 auto;
  padding: 126px clamp(18px, 4vw, 34px) 54px;
}

.hero-copy-block {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.58fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: end;
  max-width: none;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--coral);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4.1vw, 3.9rem);
  line-height: 1.03;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.7vw, 1.12rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-visual {
  position: relative;
  min-height: clamp(320px, 39vw, 500px);
  border-radius: var(--radius);
  background-image:
    linear-gradient(180deg, rgba(21, 23, 25, 0), rgba(21, 23, 25, 0.2)),
    url("https://images.unsplash.com/photo-1520607162513-77705c0f0d4a?auto=format&fit=crop&w=1800&q=86");
  background-position: center;
  background-size: cover;
  box-shadow: var(--shadow);
}

.hero-visual::after {
  content: "";
  position: absolute;
  right: 22px;
  bottom: 22px;
  width: min(260px, 42%);
  height: 138px;
  border: 8px solid var(--paper);
  border-radius: var(--radius);
  background-image: url("https://images.unsplash.com/photo-1551288049-bebda4e38f71?auto=format&fit=crop&w=800&q=84");
  background-position: center;
  background-size: cover;
  box-shadow: 0 18px 42px rgba(17, 24, 39, 0.16);
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 13px 20px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

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

.button.primary {
  color: var(--white);
  background: var(--teal);
  box-shadow: 0 16px 34px rgba(31, 95, 139, 0.22);
}

.button.secondary {
  color: var(--ink);
  border-color: rgba(17, 24, 39, 0.22);
  background: var(--white);
}

.button.light {
  color: var(--navy);
  background: var(--white);
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(18px, 4vw, 34px) 34px;
}

.trust-strip div {
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--sky);
}

.trust-strip strong,
.trust-strip span {
  display: block;
}

.trust-strip strong {
  color: var(--navy);
  font-size: 1.08rem;
}

.trust-strip span {
  margin-top: 4px;
  color: var(--muted);
}

.section {
  max-width: 1180px;
  margin: 0 auto;
  padding: 88px clamp(18px, 4vw, 34px);
}

.about-grid,
.section-heading,
.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(30px, 6vw, 82px);
  align-items: start;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 3.7vw, 3.4rem);
  line-height: 1.06;
  letter-spacing: 0;
}

.about-copy p,
.section-heading p,
.expertise-copy p,
.contact-copy p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 1.02rem;
}

.about-image {
  order: 2;
  min-height: 500px;
  border-radius: var(--radius);
  background-image: url("https://images.unsplash.com/photo-1542744173-8e7e53415bb0?auto=format&fit=crop&w=1200&q=86");
  background-position: center;
  background-size: cover;
  box-shadow: var(--shadow);
}

.about-copy {
  order: 1;
  align-self: center;
}

.about-copy p:first-of-type {
  margin-top: 24px;
}

.services-section {
  padding-top: 72px;
}

.section-heading {
  align-items: end;
}

.section-heading p {
  max-width: 510px;
}

.service-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
  margin-top: 42px;
}

.services-side-image {
  min-height: 300px;
  border-radius: var(--radius);
  background-image: url("https://images.unsplash.com/photo-1556761175-5973dc0f32e7?auto=format&fit=crop&w=1800&q=86");
  background-position: center 44%;
  background-size: cover;
  box-shadow: var(--shadow);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.service-card {
  min-height: 260px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 10px 26px rgba(17, 24, 39, 0.05);
}

.service-card span {
  color: var(--leaf);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.service-card h3 {
  margin: 12px 0 10px;
  color: var(--navy);
  font-size: 1.16rem;
  line-height: 1.2;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.expertise-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 520px);
  min-height: 600px;
  margin-top: 18px;
  color: var(--white);
  background: var(--navy);
}

.expertise-copy {
  align-self: center;
  padding: 72px clamp(24px, 5vw, 72px);
}

.expertise-copy .section-kicker {
  color: var(--sun);
}

.expertise-copy p {
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.78);
}

.expertise-image {
  min-height: 460px;
  background-image: url("https://images.unsplash.com/photo-1563986768609-322da13575f3?auto=format&fit=crop&w=1600&q=86");
  background-position: center;
  background-size: cover;
}

.check-list {
  display: grid;
  gap: 13px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  color: rgba(255, 255, 255, 0.9);
}

.check-list li::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--coral);
  box-shadow: 0 0 0 5px rgba(216, 95, 76, 0.16);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 40px;
}

.process-step {
  padding: 26px;
  border-top: 4px solid var(--sun);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 12px 32px rgba(17, 24, 39, 0.06);
}

.process-step span {
  color: var(--teal);
  font-weight: 800;
}

.process-step p {
  margin: 12px 0 0;
  color: var(--muted);
}

.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 76px clamp(18px, 6vw, 80px);
  color: var(--white);
  background:
    linear-gradient(120deg, rgba(21, 23, 25, 0.92), rgba(31, 95, 139, 0.82)),
    url("https://images.unsplash.com/photo-1516321497487-e288fb19713f?auto=format&fit=crop&w=1800&q=86") center / cover;
}

.cta-band h2 {
  max-width: 800px;
  font-size: clamp(1.9rem, 3.8vw, 3.2rem);
}

.cta-band .eyebrow {
  color: rgba(255, 255, 255, 0.78);
}

.contact-section {
  align-items: stretch;
}

.contact-list {
  display: grid;
  gap: 12px;
  margin-top: 30px;
  color: var(--navy);
  font-weight: 700;
}

.contact-list address {
  max-width: 430px;
  font-style: normal;
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: 28px;
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: var(--navy);
  font-weight: 800;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 15px;
  color: var(--ink);
  background: #fbfcf7;
  font: inherit;
}

.contact-form textarea {
  resize: vertical;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.2fr auto auto;
  gap: 28px;
  align-items: center;
  padding: 34px clamp(18px, 5vw, 70px);
  color: rgba(255, 255, 255, 0.76);
  background: #0b1d25;
}

.site-footer .brand {
  color: var(--white);
}

.site-footer p {
  margin: 12px 0 0;
}

.footer-links {
  display: flex;
  gap: 20px;
  font-weight: 700;
}

.copyright {
  text-align: right;
}

.to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  width: 46px;
  height: 46px;
  border: 0;
  border-radius: var(--radius);
  color: var(--white);
  background: var(--teal);
  box-shadow: 0 14px 32px rgba(17, 24, 39, 0.22);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

@media (max-width: 1040px) {
  .hero,
  .section-heading,
  .contact-section,
  .expertise-section,
  .service-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 118px;
  }

  .hero-copy-block {
    grid-template-columns: 1fr;
    max-width: 760px;
  }

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

  .about-image,
  .about-copy {
    order: initial;
  }

  .services-side-image {
    min-height: 280px;
  }

  .service-grid,
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .copyright {
    text-align: left;
  }
}

@media (max-width: 740px) {
  .site-header {
    padding: 12px 18px;
  }

  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    inset: 70px 18px auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.98);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 14px;
  }

  .hero {
    min-height: 0;
    padding-bottom: 46px;
  }

  .hero-visual {
    min-height: 330px;
  }

  .hero-visual::after {
    width: 170px;
    height: 112px;
    right: 14px;
    bottom: -14px;
    border-width: 6px;
  }

  .hero-actions,
  .cta-band {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button,
  .cta-band .button {
    width: 100%;
  }

  .trust-strip,
  .service-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .section {
    padding-top: 70px;
    padding-bottom: 70px;
  }

  .about-image,
  .expertise-image {
    min-height: 310px;
  }

  .expertise-section {
    min-height: 0;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}