:root {
  --ink: #121826;
  --navy: #17336d;
  --steel: #536173;
  --slate: #273445;
  --orange: #f26a21;
  --gold: #f2b84b;
  --green: #28645a;
  --mist: #f4f7f9;
  --cloud: #e6ebf0;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(18, 24, 38, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body.menu-open {
  overflow: hidden;
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 880px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 7vw, 5.9rem);
  font-weight: 800;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.18rem;
  font-weight: 800;
}

p {
  margin-bottom: 16px;
}

.container {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.section {
  padding: 88px 0;
}

.site-header {
  position: fixed;
  z-index: 20;
  inset: 0 0 auto;
  background: rgba(18, 24, 38, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(16px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
  text-decoration: none;
}

.brand-mark {
 display: inline-grid;
  place-items: center;
  width: 58px;
  border-radius: 6px;
  background: var(--orange);
  font-weight: 800;
  padding: 5px;
  img {
    height: 100%;
    width: auto
  }
}

.brand-text {
  max-width: 210px;
  font-size: 0.8rem;
  font-weight: 800;
  line-height: 1.2;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.nav-links a {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.nav-links a:hover,
.text-link:hover {
  color: var(--gold);
}

.nav-links .nav-cta {
  padding: 11px 16px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 6px;
  background: var(--orange);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 3px auto;
  background: var(--white);
}

.hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: min(820px, 96vh);
  padding: 146px 0 0;
  overflow: hidden;
  color: var(--white);
}

.hero-media,
.hero-shade {
  position: absolute;
  inset: 0;
}

.hero-media {
  background: url("https://images.unsplash.com/photo-1503387762-592deb58ef4e?auto=format&fit=crop&w=1900&q=82") center / cover no-repeat;
  transform: scale(1.02);
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(18, 24, 38, 0.92) 0%, rgba(23, 51, 109, 0.78) 48%, rgba(18, 24, 38, 0.38) 100%),
    linear-gradient(0deg, rgba(18, 24, 38, 0.52), rgba(18, 24, 38, 0.05));
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-bottom: 62px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 15px;
  color: var(--gold);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow.dark {
  color: var(--green);
}

.hero-copy {
  max-width: 760px;
  color: #edf3f7;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border: 0;
  border-radius: 6px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

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

.btn-primary:hover {
  background: #d95713;
}

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

.btn-whatsapp {
  color: var(--white);
  background: var(--green);
}

.btn-whatsapp:hover {
  background: #1f5249;
}

.hero-panel {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  transform: translateY(1px);
  border-radius: 8px 8px 0 0;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.hero-panel div {
  min-height: 106px;
  padding: 22px;
  background: var(--white);
  color: var(--ink);
  border-right: 1px solid var(--cloud);
}

.hero-panel div:last-child {
  border-right: 0;
}

.hero-panel strong {
  display: block;
  font-size: 1.7rem;
  line-height: 1;
}

.hero-panel span {
  display: block;
  margin-top: 8px;
  color: var(--steel);
  font-weight: 700;
}

.capability-strip {
  background: var(--navy);
  color: var(--white);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.capability-grid span {
  min-height: 72px;
  display: grid;
  place-items: center;
  padding: 14px;
  border-left: 1px solid rgba(255, 255, 255, 0.14);
  font-weight: 800;
  text-align: center;
}

.about {
  display: grid;
  grid-template-columns: 0.95fr 1fr;
  gap: 70px;
}

.about-copy {
  color: var(--slate);
  font-size: 1.08rem;
}

.services {
  background: var(--mist);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 40px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.service-card,
.project-card,
.timeline article,
.contact-form {
  border: 1px solid var(--cloud);
  border-radius: 8px;
  background: var(--white);
}

.service-card {
  min-height: 300px;
  padding: 26px;
  box-shadow: 0 12px 28px rgba(18, 24, 38, 0.07);
}

.service-icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 22px;
  border-radius: 6px;
  background: rgba(40, 100, 90, 0.11);
  color: var(--green);
}

.service-icon svg {
  width: 25px;
  height: 25px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

.service-card p,
.project-info p,
.timeline p {
  color: var(--steel);
}

.project-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  max-width: none;
  gap: 24px;
}

.text-link {
  color: var(--orange);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}

.project-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.project-filter button {
  min-height: 42px;
  padding: 9px 15px;
  border: 1px solid var(--cloud);
  border-radius: 6px;
  background: var(--white);
  color: var(--slate);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.project-filter button.active {
  border-color: var(--navy);
  color: var(--white);
  background: var(--navy);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.project-card {
  overflow: hidden;
  box-shadow: 0 14px 34px rgba(18, 24, 38, 0.08);
}

.project-card[hidden] {
  display: none;
}

.project-card img {
  width: 100%;
  height: 292px;
  object-fit: cover;
}

.project-info {
  padding: 24px;
}

.project-info span {
  display: block;
  margin-bottom: 10px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.project-location {
  margin-bottom: 10px;
  color: var(--slate);
  font-size: 0.9rem;
  font-weight: 800;
}

.project-loading,
.project-error {
  grid-column: 1 / -1;
  padding: 22px;
  border: 1px solid var(--cloud);
  border-radius: 8px;
  background: var(--mist);
  color: var(--slate);
  font-weight: 800;
}

.case-study {
  background: var(--ink);
  color: var(--white);
}

.case-layout {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: 52px;
  align-items: start;
}

.case-layout p {
  color: #d8e1e8;
}

.case-list {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.case-list p {
  margin: 0;
  padding: 17px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.timeline article {
  min-height: 260px;
  padding: 26px;
  border-top: 5px solid var(--orange);
  background: var(--mist);
}

.timeline span {
  display: block;
  margin-bottom: 30px;
  color: var(--green);
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.consultation-band {
  position: relative;
  min-height: 430px;
  display: grid;
  align-items: center;
  overflow: hidden;
  color: var(--white);
}

.consultation-band::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(23, 51, 109, 0.93), rgba(18, 24, 38, 0.68));
}

.consultation-image {
  position: absolute;
  inset: 0;
  background: url("https://images.unsplash.com/photo-1541888946425-d81bb19240f5?auto=format&fit=crop&w=1700&q=82") center / cover no-repeat;
}

.consultation-content {
  position: relative;
  z-index: 1;
}

.consultation-content p {
  max-width: 740px;
  color: #edf3f7;
  font-size: 1.08rem;
}

.contact {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  gap: 54px;
}

.contact-list {
  margin-top: 28px;
  border-top: 1px solid var(--cloud);
}

.contact-list p {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  margin: 0;
  padding: 16px 0;
  border-bottom: 1px solid var(--cloud);
}

.contact-list strong {
  color: var(--ink);
}

.contact-list span,
.contact-list a {
  color: var(--steel);
}

.contact-whatsapp {
  margin-top: 22px;
}

.contact-form {
  padding: 30px;
  background: var(--mist);
}

label {
  display: block;
  margin: 18px 0 7px;
  font-weight: 800;
}

label:first-child {
  margin-top: 0;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  border: 1px solid #cfd7df;
  border-radius: 6px;
  background: var(--white);
  color: var(--ink);
  font: inherit;
}

textarea {
  min-height: 136px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus,
button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(242, 184, 75, 0.55);
  outline-offset: 2px;
}

.form-status {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--green);
  font-weight: 800;
}

.map-section {
  padding: 0 0 88px;
}

.map-layout {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 34px;
  align-items: stretch;
}

.map-layout iframe {
  width: 100%;
  min-height: 390px;
  border: 0;
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 30;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 16px;
  border-radius: 999px;
  background: var(--green);
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 14px 34px rgba(18, 24, 38, 0.24);
}

.floating-whatsapp:hover {
  background: #1f5249;
}

.footer {
  padding: 40px 0;
  background: #0c1320;
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.footer h2 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.footer p {
  color: #c8d2dc;
}

@media (max-width: 980px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: fixed;
    inset: 76px 0 auto;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 18px 20px 24px;
    background: var(--ink);
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  }

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

  .nav-links a {
    display: block;
    padding: 14px 0;
  }

  .nav-links .nav-cta {
    margin-top: 8px;
    text-align: center;
  }

  .hero {
    min-height: 760px;
  }

  .hero-panel,
  .about,
  .service-grid,
  .case-layout,
  .timeline,
  .contact,
  .map-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 680px) {
  .container {
    width: min(100% - 28px, 1180px);
  }

  .section {
    padding: 64px 0;
  }

  .brand-text {
    display: none;
  }

  h1 {
    font-size: 2.75rem;
  }

  .hero {
    min-height: 760px;
    padding-top: 112px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-panel {
    width: 100%;
    border-radius: 0;
  }

  .capability-grid,
  .project-grid {
    grid-template-columns: 1fr;
  }

  .project-heading {
    display: block;
  }

  .text-link {
    white-space: normal;
  }

  .project-card img {
    height: 235px;
  }

  .contact-list p {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .map-section {
    padding-bottom: 64px;
  }

  .map-layout iframe {
    min-height: 320px;
  }

  .floating-whatsapp {
    right: 14px;
    bottom: 14px;
  }
}