:root {
  --ink: #10242d;
  --ink-soft: #28404a;
  --steel: #315f72;
  --steel-dark: #183642;
  --copper: #bd7434;
  --copper-deep: #9b5922;
  --mist: #f4f7f5;
  --paper: #ffffff;
  --line: #dfe8e6;
  --muted: #687a7e;
  --shadow: 0 18px 45px rgba(16, 36, 45, 0.12);
  --radius: 8px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body.nav-open {
  overflow: hidden;
}

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

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

.container {
  width: min(100% - 40px, var(--max-width));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px max(20px, calc((100vw - var(--max-width)) / 2));
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(223, 232, 230, 0.9);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 216px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  color: var(--paper);
  background: linear-gradient(135deg, var(--steel-dark), var(--copper));
  border-radius: var(--radius);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: 0;
}

.brand strong,
.brand small {
  display: block;
  letter-spacing: 0;
}

.brand strong {
  font-size: 1.05rem;
  line-height: 1.1;
}

.brand small {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  padding: 10px 13px;
  border-radius: var(--radius);
  color: var(--ink-soft);
  font-size: 0.94rem;
  font-weight: 650;
  transition: color 180ms ease, background 180ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: var(--steel-dark);
  background: rgba(49, 95, 114, 0.1);
}

.site-nav .nav-cta {
  color: var(--paper);
  background: var(--steel-dark);
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta.is-active {
  color: var(--paper);
  background: var(--copper-deep);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
}

.hero {
  position: relative;
  min-height: min(720px, calc(100vh - 92px));
  display: flex;
  align-items: center;
  overflow: hidden;
  background-image: url("akkan-hero.png");
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(16, 36, 45, 0.92) 0%, rgba(16, 36, 45, 0.75) 36%, rgba(16, 36, 45, 0.25) 68%, rgba(16, 36, 45, 0.08) 100%),
    linear-gradient(180deg, rgba(16, 36, 45, 0.15), rgba(16, 36, 45, 0.3));
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 84px 0 64px;
  color: var(--paper);
}

.eyebrow {
  margin: 0 0 14px;
  color: #f5c28e;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

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

h1 {
  max-width: 760px;
  margin-bottom: 20px;
  font-size: clamp(2.55rem, 7vw, 5.35rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(1.85rem, 4vw, 3.1rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.16rem;
  line-height: 1.25;
}

.hero-text {
  max-width: 660px;
  margin-bottom: 28px;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.02rem, 2vw, 1.22rem);
}

.hero-actions,
.cta-inner {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

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

.button.primary {
  color: var(--paper);
  background: var(--copper);
}

.button.primary:hover {
  background: var(--copper-deep);
}

.button.ghost {
  color: var(--paper);
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.1);
}

.button.ghost:hover {
  background: rgba(255, 255, 255, 0.18);
}

.button.light {
  color: var(--steel-dark);
  background: var(--paper);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 760px;
  gap: 12px;
  margin: 42px 0 0;
}

.hero-metrics div {
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
}

.hero-metrics dt {
  margin-bottom: 4px;
  font-weight: 800;
}

.hero-metrics dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
}

.section {
  padding: 86px 0;
}

.intro-band {
  background: var(--paper);
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(30px, 6vw, 82px);
  align-items: start;
}

.split-grid > p,
.rich-text p {
  color: var(--ink-soft);
  font-size: 1.03rem;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 32px;
}

.service-grid,
.values-grid,
.detailed-services,
.project-grid,
.feature-list,
.process-grid {
  display: grid;
  gap: 18px;
}

.service-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.service-card,
.values-grid article,
.detailed-services article,
.process-step,
.project-card,
.contact-panel,
.contact-form {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 0 1px 0 rgba(16, 36, 45, 0.03);
}

.service-card,
.values-grid article,
.detailed-services article,
.process-step {
  padding: 24px;
}

.service-card p,
.values-grid p,
.detailed-services p,
.process-step p,
.project-card p,
.contact-panel p {
  color: var(--muted);
}

.card-number {
  display: inline-flex;
  margin-bottom: 24px;
  color: var(--copper);
  font-weight: 800;
  font-size: 0.78rem;
}

.process-section,
.muted-section {
  background: #ecf2f0;
}

.process-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  counter-reset: process;
}

.process-step {
  position: relative;
  min-height: 190px;
}

.process-step::before {
  counter-increment: process;
  content: counter(process, decimal-leading-zero);
  display: block;
  margin-bottom: 30px;
  color: rgba(49, 95, 114, 0.3);
  font-weight: 800;
  font-size: 2.2rem;
  line-height: 1;
}

.process-step strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.08rem;
}

.cta-section {
  color: var(--paper);
  background: linear-gradient(135deg, var(--steel-dark), var(--steel));
}

.cta-inner {
  justify-content: space-between;
}

.cta-inner h2 {
  max-width: 780px;
  margin-bottom: 0;
}

.page-hero {
  padding: 88px 0 70px;
  color: var(--paper);
  background:
    linear-gradient(135deg, rgba(16, 36, 45, 0.96), rgba(49, 95, 114, 0.92)),
    radial-gradient(circle at 82% 20%, rgba(189, 116, 52, 0.3), transparent 36%);
}

.page-hero-inner {
  max-width: 860px;
}

.page-hero p:not(.eyebrow) {
  max-width: 700px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.08rem;
}

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

.feature-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-list div {
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.feature-list strong {
  color: var(--steel-dark);
  font-size: 1.08rem;
}

.feature-list p {
  max-width: 500px;
  margin-bottom: 0;
  color: var(--muted);
}

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

.detailed-services h2 {
  font-size: 1.35rem;
}

.text-link {
  display: inline-flex;
  margin-top: 4px;
  color: var(--copper-deep);
  font-weight: 800;
  border-bottom: 2px solid rgba(189, 116, 52, 0.35);
}

.project-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.project-card {
  overflow: hidden;
}

.project-card > div:last-child {
  padding: 24px;
}

.project-card h2 {
  font-size: 1.35rem;
}

.project-type {
  margin-bottom: 8px;
  color: var(--copper-deep);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-visual {
  min-height: 170px;
  background:
    linear-gradient(135deg, rgba(16, 36, 45, 0.08), rgba(49, 95, 114, 0.24)),
    repeating-linear-gradient(135deg, rgba(16, 36, 45, 0.14) 0 9px, rgba(255, 255, 255, 0.2) 9px 18px);
}

.project-visual.two {
  background:
    linear-gradient(135deg, rgba(189, 116, 52, 0.18), rgba(49, 95, 114, 0.2)),
    repeating-linear-gradient(0deg, rgba(16, 36, 45, 0.12) 0 8px, rgba(255, 255, 255, 0.18) 8px 16px);
}

.project-visual.three {
  background:
    linear-gradient(135deg, rgba(16, 36, 45, 0.16), rgba(189, 116, 52, 0.16)),
    repeating-linear-gradient(90deg, rgba(49, 95, 114, 0.18) 0 12px, rgba(255, 255, 255, 0.2) 12px 24px);
}

.project-visual.four {
  background:
    linear-gradient(135deg, rgba(49, 95, 114, 0.12), rgba(189, 116, 52, 0.2)),
    repeating-linear-gradient(45deg, rgba(16, 36, 45, 0.12) 0 10px, rgba(255, 255, 255, 0.18) 10px 20px);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(0, 1.15fr);
  gap: 24px;
  align-items: start;
}

.contact-panel,
.contact-form {
  padding: clamp(24px, 4vw, 34px);
}

.contact-panel {
  position: sticky;
  top: 98px;
}

.contact-info {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.contact-info div {
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.contact-info strong,
.contact-info a,
.contact-info span {
  display: block;
}

.contact-info strong {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact-info a {
  color: var(--steel-dark);
  font-weight: 800;
}

.form-row {
  margin-bottom: 18px;
}

.form-row.two-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label {
  display: block;
  margin-bottom: 7px;
  color: var(--ink-soft);
  font-weight: 750;
  font-size: 0.92rem;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 12px 13px;
  border: 1px solid #cad8d6;
  border-radius: var(--radius);
  color: var(--ink);
  background: #fbfdfc;
  font: inherit;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

textarea {
  min-height: 142px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--steel);
  box-shadow: 0 0 0 3px rgba(49, 95, 114, 0.16);
}

.checkbox-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  margin: 8px 0 18px;
  color: var(--ink-soft);
  font-weight: 500;
}

.checkbox-row input {
  width: 18px;
  min-width: 18px;
  height: 18px;
  min-height: 18px;
  margin-top: 3px;
  accent-color: var(--steel-dark);
}

.full-button {
  width: 100%;
}

.form-status {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--steel-dark);
  font-weight: 700;
}

.form-status.is-error {
  color: #9d2e2e;
}

.site-footer {
  padding: 34px 0;
  color: rgba(255, 255, 255, 0.78);
  background: #0d1c23;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.site-footer strong {
  display: block;
  margin-bottom: 4px;
  color: var(--paper);
}

.site-footer p {
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  font-weight: 700;
}

.footer-links a:hover {
  color: var(--paper);
}

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

  .site-nav {
    position: fixed;
    top: 76px;
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    width: 100%;
  }

  .hero {
    min-height: auto;
    background-position: 63% center;
  }

  .hero-inner {
    padding: 74px 0 52px;
  }

  .service-grid,
  .process-grid,
  .values-grid,
  .detailed-services {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-panel {
    position: static;
  }
}

@media (max-width: 700px) {
  .container {
    width: min(100% - 28px, var(--max-width));
  }

  .site-header {
    min-height: 70px;
    padding: 13px 14px;
  }

  .brand {
    min-width: 0;
  }

  .brand-mark {
    width: 40px;
    height: 40px;
  }

  .site-nav {
    top: 70px;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(16, 36, 45, 0.88) 0%, rgba(16, 36, 45, 0.82) 58%, rgba(16, 36, 45, 0.58) 100%);
  }

  .hero-metrics,
  .service-grid,
  .process-grid,
  .values-grid,
  .detailed-services,
  .project-grid,
  .feature-list,
  .form-row.two-columns {
    grid-template-columns: 1fr;
  }

  .hero-metrics {
    margin-top: 30px;
  }

  .section {
    padding: 62px 0;
  }

  .page-hero {
    padding: 66px 0 52px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 420px) {
  h1 {
    font-size: 2.35rem;
  }

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