:root {
  --bg: #f4f7f6;
  --paper: #ffffff;
  --ink: #172321;
  --muted: #62706c;
  --line: #dce5e2;
  --teal: #087c78;
  --teal-dark: #075d5a;
  --green: #3f8f4f;
  --amber: #e0842f;
  --graphite: #1f2b2a;
  --shadow: 0 18px 42px rgba(23, 35, 33, 0.13);
  --radius: 8px;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

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

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

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

.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;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 76px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(220, 229, 226, 0.9);
  backdrop-filter: blur(14px);
}

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

.brand-mark {
  width: 42px;
  height: 42px;
  border: 3px solid var(--teal);
  border-radius: 50%;
  position: relative;
  background: var(--paper);
}

.brand-mark::before,
.brand-mark::after {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  height: 4px;
  border-radius: 4px;
  background: var(--teal);
}

.brand-mark::before {
  top: 14px;
  transform: rotate(8deg);
}

.brand-mark::after {
  top: 22px;
  transform: rotate(-8deg);
  background: var(--amber);
}

.brand strong {
  display: block;
  color: #e13125;
  font-size: 1.15rem;
  line-height: 1;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  margin-top: 4px;
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 2vw, 30px);
  font-weight: 700;
  color: var(--graphite);
}

.main-nav a {
  padding: 10px 0;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

.header-contacts {
  display: grid;
  justify-items: end;
  gap: 2px;
  min-width: max-content;
}

.header-contacts a {
  color: var(--teal-dark);
  font-weight: 800;
}

.header-contacts span {
  color: var(--muted);
  font-size: 0.78rem;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: var(--radius);
  padding: 11px;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--ink);
}

.hero {
  min-height: calc(100vh - 76px);
  position: relative;
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--graphite);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
}

.hero-overlay {
  background:
    linear-gradient(90deg, rgba(13, 24, 23, 0.88) 0%, rgba(13, 24, 23, 0.68) 38%, rgba(13, 24, 23, 0.1) 72%),
    linear-gradient(180deg, rgba(13, 24, 23, 0.1), rgba(13, 24, 23, 0.42));
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(760px, calc(100% - 36px));
  margin-left: clamp(18px, 7vw, 96px);
  padding: 72px 0;
  color: #fff;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--amber);
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
  font-size: 0.78rem;
}

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

h1 {
  max-width: min(14ch, 100%);
  margin-bottom: 24px;
  font-size: clamp(2.45rem, 6vw, 5.7rem);
  line-height: 0.95;
  letter-spacing: 0;
  overflow-wrap: break-word;
  hyphens: none;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.05;
  letter-spacing: 0;
  margin-bottom: 18px;
}

h3 {
  font-size: 1.35rem;
  line-height: 1.2;
  margin-bottom: 12px;
}

.hero-lead {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.04rem, 2vw, 1.28rem);
  margin-bottom: 30px;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 900;
  cursor: pointer;
}

.button.primary {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 12px 28px rgba(8, 124, 120, 0.3);
}

.button.primary:hover {
  background: var(--teal-dark);
}

.button.secondary {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.12);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.2);
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 720px;
  margin-top: 38px;
}

.hero-facts span {
  min-height: 92px;
  padding: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.78);
}

.hero-facts strong {
  display: block;
  color: #fff;
  font-size: 1.45rem;
  line-height: 1.1;
}

.section {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: clamp(64px, 8vw, 108px) 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.08rem;
}

.intro-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding-top: 28px;
  padding-bottom: 28px;
}

.intro-card {
  min-height: 170px;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.intro-card span {
  display: block;
  margin-bottom: 18px;
  color: var(--teal);
  font-weight: 900;
}

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

.intro-card p {
  margin-bottom: 0;
  color: var(--muted);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.service-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: 0 10px 24px rgba(23, 35, 33, 0.08);
}

.service-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.service-card div {
  padding: 26px;
}

.service-card p,
.split-copy p,
.equipment p,
.process-list p,
.faq p,
.contact-panel p {
  color: var(--muted);
}

.service-card ul {
  display: grid;
  gap: 8px;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
}

.service-card li {
  position: relative;
  padding-left: 22px;
  color: var(--graphite);
}

.service-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.66em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
  border-top: 1px solid var(--line);
}

.split-copy {
  font-size: 1.08rem;
}

.equipment {
  width: 100%;
  max-width: none;
  padding-left: max(18px, calc((100vw - 1180px) / 2));
  padding-right: max(18px, calc((100vw - 1180px) / 2));
  background: var(--graphite);
  color: #fff;
}

.equipment .section-heading p:not(.eyebrow),
.equipment p {
  color: rgba(255, 255, 255, 0.76);
}

.equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.equipment-grid article {
  padding: 26px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.07);
}

dl {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
}

dl div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

dt {
  color: rgba(255, 255, 255, 0.6);
}

dd {
  margin: 0;
  font-weight: 900;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  margin: 0;
  list-style: none;
  counter-reset: process;
}

.process-list li {
  counter-increment: process;
  min-height: 190px;
  padding: 26px;
  border-radius: var(--radius);
  background: var(--paper);
  border: 1px solid var(--line);
}

.process-list li::before {
  content: counter(process, decimal-leading-zero);
  display: block;
  margin-bottom: 28px;
  color: var(--teal);
  font-weight: 900;
  font-size: 1.25rem;
}

.process-list strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.12rem;
}

.faq {
  border-top: 1px solid var(--line);
}

.faq-list {
  display: grid;
  gap: 10px;
}

.faq-list details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.faq-list summary {
  cursor: pointer;
  padding: 20px 22px;
  font-weight: 900;
}

.faq-list p {
  padding: 0 22px 22px;
  margin: 0;
}

.contact-section {
  width: 100%;
  max-width: none;
  padding-left: max(18px, calc((100vw - 1180px) / 2));
  padding-right: max(18px, calc((100vw - 1180px) / 2));
  background: #e7eeee;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 0.75fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: start;
}

.contact-lines {
  display: grid;
  gap: 10px;
  margin-top: 26px;
  font-weight: 800;
}

.contact-lines a {
  color: var(--teal-dark);
}

.contact-lines span {
  color: var(--graphite);
}

.request-form {
  display: grid;
  gap: 14px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  box-shadow: var(--shadow);
}

.request-form label {
  display: grid;
  gap: 6px;
  font-weight: 800;
}

.request-form input,
.request-form select,
.request-form textarea {
  width: 100%;
  border: 1px solid #cbd8d4;
  border-radius: var(--radius);
  padding: 12px 13px;
  color: var(--ink);
  background: #fbfdfc;
}

.request-form textarea {
  resize: vertical;
}

.request-form input:focus,
.request-form select:focus,
.request-form textarea:focus {
  outline: 3px solid rgba(8, 124, 120, 0.18);
  border-color: var(--teal);
}

.request-form .button {
  width: 100%;
}

.form-note {
  min-height: 1.4em;
  margin: 0;
  font-size: 0.92rem;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px clamp(18px, 4vw, 56px);
  background: #10201f;
  color: rgba(255, 255, 255, 0.78);
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
  }

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    left: 18px;
    right: 18px;
    top: calc(100% + 8px);
    display: none;
    flex-direction: column;
    gap: 2px;
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper);
    box-shadow: var(--shadow);
  }

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

  .main-nav a {
    padding: 12px;
  }

  .header-contacts {
    display: none;
  }

  .hero-content {
    margin-left: 18px;
  }

  .hero-facts,
  .intro-strip,
  .equipment-grid,
  .process-list {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 620px) {
  .hero {
    min-height: 760px;
  }

  .hero-overlay {
    background:
      linear-gradient(180deg, rgba(13, 24, 23, 0.84), rgba(13, 24, 23, 0.7) 58%, rgba(13, 24, 23, 0.42)),
      linear-gradient(90deg, rgba(13, 24, 23, 0.7), rgba(13, 24, 23, 0.2));
  }

  h1 {
    max-width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .service-card div,
  .intro-card,
  .equipment-grid article,
  .process-list li,
  .request-form {
    padding: 20px;
  }

  .site-footer {
    display: grid;
  }
}