:root {
  --ink: #172126;
  --muted: #58676f;
  --line: #dce4e2;
  --paper: #f7faf8;
  --white: #ffffff;
  --green: #2e6f57;
  --green-dark: #174738;
  --blue: #244f73;
  --amber: #d9902e;
  --shadow: 0 20px 50px rgba(23, 33, 38, 0.16);
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  transform: translateY(-140%);
  border-radius: 6px;
  background: var(--ink);
  color: var(--white);
  padding: 0.65rem 0.85rem;
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 0.75rem clamp(1rem, 4vw, 3.5rem);
  background: rgba(247, 250, 248, 0.9);
  border-bottom: 1px solid rgba(220, 228, 226, 0.82);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 42px;
  aspect-ratio: 1;
  place-items: center;
  border-radius: 8px;
  background: var(--green);
  color: var(--white);
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-size: clamp(0.98rem, 2vw, 1.08rem);
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
  color: #26363d;
  font-size: 0.94rem;
  font-weight: 700;
}

.site-nav a {
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--green);
}

.nav-toggle {
  display: none;
}

.hero {
  position: relative;
  display: grid;
  min-height: clamp(610px, 82vh, 790px);
  overflow: hidden;
  isolation: isolate;
}

.hero-media,
.hero-shade,
.hero-inner {
  grid-area: 1 / 1;
}

.hero-media {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(15, 27, 28, 0.82) 0%, rgba(15, 27, 28, 0.68) 34%, rgba(15, 27, 28, 0.16) 76%),
    linear-gradient(0deg, rgba(15, 27, 28, 0.35), rgba(15, 27, 28, 0.08));
}

.hero-inner {
  align-self: center;
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 4rem 0 5rem;
  color: var(--white);
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(3.2rem, 8vw, 6.9rem);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 620px;
  margin: 1.3rem 0 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.1rem, 2.3vw, 1.42rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid transparent;
  border-radius: 7px;
  padding: 0.82rem 1.05rem;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
}

.button.primary {
  background: var(--green);
  color: var(--white);
  box-shadow: 0 12px 25px rgba(23, 71, 56, 0.22);
}

.button.primary:hover,
.button.primary:focus-visible {
  background: var(--green-dark);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.72);
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
}

.button.secondary:hover,
.button.secondary:focus-visible {
  background: rgba(255, 255, 255, 0.18);
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 150px));
  gap: 0.75rem;
  max-width: 560px;
  margin: 2.3rem 0 0;
}

.hero-proof div {
  border-left: 3px solid var(--amber);
  padding-left: 0.85rem;
}

.hero-proof dt {
  font-weight: 850;
}

.hero-proof dd {
  margin: 0.1rem 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.signal-band {
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
}

.signal-track {
  display: grid;
  grid-template-columns: repeat(6, minmax(130px, 1fr));
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
}

.signal-track span {
  display: grid;
  min-height: 68px;
  place-items: center;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
  font-weight: 750;
  text-align: center;
}

.signal-track span:last-child {
  border-right: 1px solid rgba(255, 255, 255, 0.12);
}

.section {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: clamp(4rem, 7vw, 7rem) 0;
}

.intro,
.split {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(280px, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

h2 {
  margin: 0;
  font-size: clamp(2rem, 4.8vw, 4.25rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1.2rem;
  letter-spacing: 0;
}

p {
  color: var(--muted);
}

.intro > p,
.split p {
  margin: 0;
  font-size: clamp(1.02rem, 2vw, 1.2rem);
}

.section-heading {
  display: grid;
  gap: 0.15rem;
  max-width: 760px;
  margin-bottom: clamp(2rem, 5vw, 3.2rem);
}

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

.service-card {
  min-height: 260px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  padding: 1.35rem;
  box-shadow: 0 10px 28px rgba(23, 33, 38, 0.06);
}

.service-icon {
  display: inline-flex;
  margin-bottom: 2rem;
  color: var(--blue);
  font-size: 0.86rem;
  font-weight: 850;
}

.service-card p {
  margin: 0.75rem 0 0;
}

.process-band {
  background: #eaf1ee;
  border-block: 1px solid var(--line);
}

.process {
  padding-block: clamp(4rem, 7vw, 6.2rem);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  background: #cbd7d2;
  list-style: none;
}

.process-list li {
  display: grid;
  min-height: 220px;
  align-content: space-between;
  background: #f8fbf9;
  padding: 1.35rem;
}

.process-list strong {
  color: var(--green-dark);
  font-size: 1.1rem;
}

.process-list span {
  color: var(--muted);
}

.area-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.area-list li {
  border-bottom: 1px solid var(--line);
  padding: 0.85rem 0;
  color: #223137;
  font-weight: 750;
}

.estimate-band {
  background: var(--ink);
  color: var(--white);
  padding: clamp(4rem, 7vw, 7rem) 1rem;
}

.estimate-shell {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(0, 1.25fr);
  gap: clamp(2rem, 5vw, 4rem);
  width: min(1180px, 100%);
  margin: 0 auto;
}

.estimate-copy {
  align-self: start;
}

.estimate-copy h2 {
  color: var(--white);
}

.estimate-copy p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.08rem;
}

.contact-line {
  display: grid;
  gap: 0.65rem;
  margin-top: 1.5rem;
}

.contact-line a {
  color: var(--white);
  font-weight: 800;
  text-decoration-color: rgba(255, 255, 255, 0.3);
  text-underline-offset: 4px;
}

.estimate-form {
  display: grid;
  gap: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  padding: clamp(1rem, 3vw, 1.4rem);
  box-shadow: var(--shadow);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

label {
  display: grid;
  gap: 0.45rem;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.88rem;
  font-weight: 750;
}

input,
select,
textarea {
  width: 100%;
  min-height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--ink);
  padding: 0.72rem 0.78rem;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--amber);
  box-shadow: 0 0 0 3px rgba(217, 144, 46, 0.22);
}

.form-button {
  width: fit-content;
}

.form-status {
  min-height: 1.5rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
}

.form-status.success {
  color: #aee4c9;
}

.form-status.error {
  color: #ffc2ae;
}

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

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  padding: 1.1rem;
}

summary {
  color: var(--ink);
  cursor: pointer;
  font-weight: 850;
}

details p {
  margin: 0.8rem 0 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 2rem clamp(1rem, 4vw, 3.5rem);
  background: #10181b;
  color: var(--white);
}

.site-footer div {
  display: grid;
  gap: 0.2rem;
}

.site-footer span {
  color: rgba(255, 255, 255, 0.66);
}

.site-footer a {
  color: var(--white);
  font-weight: 850;
  text-decoration-color: rgba(255, 255, 255, 0.3);
  text-underline-offset: 4px;
}

.not-found {
  min-height: 70vh;
}

.not-found h1 {
  margin: 0;
  font-size: clamp(3rem, 8vw, 6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.not-found p {
  max-width: 44rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@media (max-width: 980px) {
  .service-grid,
  .process-list,
  .faq-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .intro,
  .split,
  .estimate-shell {
    grid-template-columns: 1fr;
  }

  .signal-track {
    grid-template-columns: repeat(3, minmax(130px, 1fr));
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 68px;
  }

  .nav-toggle {
    display: inline-grid;
    width: 44px;
    aspect-ratio: 1;
    place-content: center;
    gap: 4px;
    border: 1px solid var(--line);
    border-radius: 7px;
    background: var(--white);
    cursor: pointer;
  }

  .nav-toggle span:not(.sr-only) {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--ink);
  }

  .site-nav {
    position: fixed;
    inset: 68px 0 auto;
    display: none;
    grid-template-columns: 1fr;
    gap: 0;
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    padding: 0.5rem 1rem 1rem;
  }

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

  .site-nav a {
    border-bottom: 1px solid var(--line);
    padding: 1rem 0;
  }

  .hero {
    min-height: 720px;
  }

  .hero-media {
    object-position: 62% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(15, 27, 28, 0.86) 0%, rgba(15, 27, 28, 0.72) 54%, rgba(15, 27, 28, 0.3) 100%),
      linear-gradient(0deg, rgba(15, 27, 28, 0.48), rgba(15, 27, 28, 0.02));
  }

  .hero-proof,
  .field-row,
  .area-list {
    grid-template-columns: 1fr;
  }

  .hero-proof {
    max-width: 320px;
  }

  .service-grid,
  .process-list,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .process-list li,
  .service-card {
    min-height: 0;
  }

  .signal-track {
    grid-template-columns: repeat(2, minmax(130px, 1fr));
  }

  .form-button {
    width: 100%;
  }

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

@media (prefers-reduced-motion: reduce) {
  :root {
    scroll-behavior: auto;
  }
}