:root {
  --ink: #17211f;
  --muted: #5d6865;
  --paper: #f6f4ed;
  --surface: #ffffff;
  --green: #0b5b49;
  --green-dark: #063a32;
  --blue: #1f4e79;
  --amber: #d6a33f;
  --red: #b65a45;
  --line: rgba(23, 33, 31, 0.14);
  --shadow: 0 22px 62px rgba(15, 41, 35, 0.18);
  --hero-image: url("https://images.unsplash.com/photo-1473341304170-971dccb5ac1e?auto=format&fit=crop&w=2400&q=82");
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family:
    Inter, Arial, Helvetica, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: var(--paper);
}

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

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

a {
  color: inherit;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

p {
  margin: 0;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 22px;
  width: 100%;
  min-height: 78px;
  padding: 14px max(24px, calc((100vw - 1180px) / 2));
  color: #ffffff;
  background: rgba(6, 32, 28, 0.74);
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: #ffffff;
  color: var(--green);
  font-size: 0.86rem;
  font-weight: 900;
  letter-spacing: 0;
}

.brand-name {
  max-width: 250px;
  font-size: 0.92rem;
  font-weight: 800;
  line-height: 1.2;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-left: auto;
}

.top-nav a,
.header-action {
  min-height: 40px;
  padding: 10px 13px;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.94rem;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.top-nav a:hover,
.top-nav a:focus-visible {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  outline: none;
}

.header-action {
  background: var(--amber);
  color: #1e2118;
  box-shadow: 0 10px 26px rgba(0, 0, 0, 0.24);
}

.header-action:hover,
.header-action:focus-visible {
  background: #e0b04b;
  outline: none;
}

.hero {
  position: relative;
  display: grid;
  align-content: end;
  min-height: 82svh;
  padding: 118px max(24px, calc((100vw - 1180px) / 2)) 24px;
  color: #ffffff;
  background:
    linear-gradient(90deg, rgba(4, 31, 26, 0.88) 0%, rgba(4, 31, 26, 0.68) 42%, rgba(4, 31, 26, 0.18) 100%),
    linear-gradient(0deg, rgba(4, 31, 26, 0.78), rgba(4, 31, 26, 0.08) 45%),
    var(--hero-image) center / cover;
}

.hero-content {
  max-width: 820px;
  padding-bottom: 28px;
}

.eyebrow {
  margin-bottom: 12px;
  color: var(--amber);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  line-height: 1.4;
  text-transform: uppercase;
}

h1 {
  max-width: 880px;
  font-size: 4.15rem;
  font-weight: 850;
  line-height: 0.96;
}

h2 {
  font-size: 3.1rem;
  font-weight: 820;
  line-height: 1.03;
}

h3 {
  font-size: 1.22rem;
  font-weight: 820;
  line-height: 1.22;
}

.hero-lead {
  max-width: 720px;
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.84);
  font-size: 1.15rem;
  line-height: 1.64;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 14px 18px;
  border: 0;
  border-radius: 8px;
  font-weight: 850;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.primary-action {
  background: var(--amber);
  color: #1e2118;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.22);
}

.primary-action:hover,
.primary-action:focus-visible {
  background: #e2b554;
  outline: none;
}

.secondary-action {
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.secondary-action:hover,
.secondary-action:focus-visible {
  background: rgba(255, 255, 255, 0.18);
  outline: none;
}

.hero-proof {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  background: rgba(8, 52, 43, 0.78);
  backdrop-filter: blur(18px);
}

.hero-proof div {
  padding: 18px 20px;
}

.hero-proof div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.hero-proof strong {
  display: block;
  margin-bottom: 7px;
  color: #ffffff;
  font-size: 1rem;
}

.hero-proof span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.94rem;
  line-height: 1.45;
}

section[id] {
  scroll-margin-top: 96px;
}

main > section:not(.hero) {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.intro-band {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.74fr);
  gap: 46px;
  align-items: start;
  padding: 78px 0 36px;
}

.intro-band p:last-child {
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.75;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 22px 0 78px;
}

.benefit-card {
  min-height: 248px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 14px 38px rgba(25, 50, 45, 0.08);
}

.benefit-number {
  display: block;
  margin-bottom: 34px;
  color: var(--red);
  font-size: 0.86rem;
  font-weight: 900;
}

.benefit-card h3 {
  margin-bottom: 12px;
}

.benefit-card p {
  color: var(--muted);
  line-height: 1.62;
}

.offer-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(380px, 1fr);
  gap: 38px;
  align-items: start;
  padding: 78px 0;
  border-top: 1px solid var(--line);
}

.offer-copy {
  position: sticky;
  top: 104px;
}

.offer-copy > p:not(.eyebrow) {
  margin-top: 22px;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.75;
}

.estimate-panel {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid rgba(11, 91, 73, 0.18);
  border-radius: 8px;
  background: #eaf3ef;
}

.estimate-label {
  display: block;
  margin-bottom: 10px;
  color: var(--green);
  font-size: 0.82rem;
  font-weight: 900;
  text-transform: uppercase;
}

.estimate-panel strong {
  display: block;
  margin-bottom: 10px;
  font-size: 1.65rem;
  line-height: 1.15;
}

.estimate-panel p {
  color: #39564e;
  line-height: 1.6;
}

.request-form {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.form-heading {
  margin-bottom: 24px;
}

.form-heading h2 {
  font-size: 2.25rem;
}

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

.field {
  display: grid;
  gap: 8px;
}

.field span {
  color: #31413d;
  font-size: 0.92rem;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(23, 33, 31, 0.18);
  border-radius: 8px;
  background: #fbfbf7;
  padding: 12px 13px;
  outline: none;
}

textarea {
  min-height: 118px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 4px rgba(11, 91, 73, 0.12);
}

.message-field {
  margin-top: 16px;
}

.privacy-check {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 12px;
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.5;
}

.privacy-check input {
  width: 18px;
  min-height: 18px;
  margin-top: 3px;
  accent-color: var(--green);
}

.form-error {
  margin-top: 14px;
  color: #9e3425;
  font-weight: 800;
  line-height: 1.45;
}

.form-submit {
  width: 100%;
  margin-top: 20px;
}

.success-panel {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.success-panel strong {
  display: block;
  color: var(--green);
  font-size: 1.04rem;
  margin-bottom: 8px;
}

.success-panel p {
  color: var(--muted);
  line-height: 1.55;
}

.success-panel a {
  display: inline-flex;
  margin-top: 12px;
  color: var(--blue);
  font-weight: 850;
}

.process-section {
  padding: 78px 0;
  border-top: 1px solid var(--line);
}

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

.process-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 34px;
}

.process-list article {
  padding: 28px;
  border-radius: 8px;
  background: #102f2a;
  color: #ffffff;
}

.process-list span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 30px;
  border-radius: 50%;
  background: var(--amber);
  color: #1e2118;
  font-weight: 900;
}

.process-list p {
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.74);
  line-height: 1.6;
}

.guarantee-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.62fr);
  gap: 36px;
  align-items: center;
  margin-bottom: 78px;
  padding: 36px;
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(11, 91, 73, 0.96), rgba(31, 78, 121, 0.94)),
    #0b5b49;
  color: #ffffff;
}

.guarantee-band .eyebrow {
  color: #f3c75f;
}

.guarantee-band h2 {
  font-size: 2.5rem;
}

.guarantee-band p {
  color: rgba(255, 255, 255, 0.78);
  line-height: 1.7;
}

.faq-section {
  display: grid;
  gap: 12px;
  padding-bottom: 78px;
}

details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

summary {
  cursor: pointer;
  padding: 20px 22px;
  color: var(--ink);
  font-weight: 850;
}

details p {
  padding: 0 22px 20px;
  color: var(--muted);
  line-height: 1.65;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 34px max(24px, calc((100vw - 1180px) / 2));
  background: #071f1b;
  color: rgba(255, 255, 255, 0.78);
}

.site-footer div {
  display: grid;
  gap: 8px;
}

.site-footer strong {
  color: #ffffff;
}

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

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #ffffff;
  outline: none;
}

@media (max-width: 1040px) {
  .top-nav {
    display: none;
  }

  h1 {
    font-size: 3.35rem;
  }

  h2 {
    font-size: 2.55rem;
  }

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

  .intro-band,
  .offer-section,
  .guarantee-band {
    grid-template-columns: 1fr;
  }

  .offer-copy {
    position: static;
  }
}

@media (max-width: 720px) {
  .site-header {
    min-height: 70px;
    padding: 12px 16px;
  }

  .brand-name {
    display: none;
  }

  .header-action {
    margin-left: auto;
    padding: 10px 12px;
    font-size: 0.88rem;
  }

  .hero {
    min-height: 88svh;
    padding: 116px 18px 20px;
  }

  .hero-content {
    padding-bottom: 26px;
  }

  h1 {
    font-size: 2.8rem;
  }

  h2 {
    font-size: 2.1rem;
  }

  .hero-lead {
    font-size: 1.04rem;
    line-height: 1.62;
  }

  .hero-actions {
    display: grid;
  }

  .hero-proof {
    grid-template-columns: 1fr;
  }

  .hero-proof div + div {
    border-top: 1px solid rgba(255, 255, 255, 0.18);
    border-left: 0;
  }

  main > section:not(.hero) {
    width: min(100% - 32px, 1180px);
  }

  .intro-band,
  .offer-section,
  .process-section {
    padding: 56px 0;
  }

  .benefit-grid,
  .process-list,
  .field-grid {
    grid-template-columns: 1fr;
  }

  .benefit-grid {
    padding-bottom: 56px;
  }

  .request-form {
    padding: 22px;
  }

  .guarantee-band {
    padding: 26px;
    margin-bottom: 56px;
  }

  .guarantee-band h2 {
    font-size: 2rem;
  }

  .site-footer {
    display: grid;
    padding: 30px 18px;
  }
}