:root {
  --ink: #0f1729;
  --muted: #64748b;
  --paper: #ffffff;
  --soft: #f1f5f9;
  --line: #e2e8f0;
  --copper: #dc3848;
  --copper-dark: #b91f31;
  --sage: #cbd5e1;
  --forest: #1a2332;
  --cream: #ffffff;
  --shadow: 0 18px 45px rgba(15, 23, 41, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 12px clamp(18px, 4vw, 64px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid rgba(226, 232, 240, 0.92);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 224px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: #ffffff;
  background: var(--forest);
  border-radius: 6px;
  font-size: 0.86rem;
  font-weight: 800;
  letter-spacing: 0;
}

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

.brand strong {
  font-size: 0.98rem;
}

.brand small {
  color: var(--muted);
  font-size: 0.78rem;
}

nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.6vw, 34px);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

nav a {
  padding: 8px 0;
}

nav a:hover,
nav a:focus-visible {
  color: var(--copper);
}

.hero {
  min-height: min(700px, calc(100svh - 120px));
  display: flex;
  align-items: center;
  padding: clamp(72px, 11vw, 130px) clamp(20px, 6vw, 92px);
  color: #ffffff;
  background-image:
    linear-gradient(90deg, rgba(15, 23, 41, 0.9) 0%, rgba(15, 23, 41, 0.64) 42%, rgba(15, 23, 41, 0.1) 76%),
    url("assets/adu-hero.png");
  background-position: center;
  background-size: cover;
}

.hero-copy {
  width: min(650px, 100%);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--copper);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #fb7185;
}

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

h1 {
  max-width: 10ch;
  margin-bottom: 18px;
  font-size: clamp(4rem, 8vw, 7.4rem);
  line-height: 0.9;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.1rem;
  line-height: 1.2;
  letter-spacing: 0;
}

.hero-lede {
  max-width: 590px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 850;
  line-height: 1.1;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

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

.button.primary {
  color: #ffffff;
  background: var(--copper);
  border-color: var(--copper);
}

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

.button.secondary {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.56);
}

.button.secondary:hover,
.button.secondary:focus-visible {
  background: rgba(255, 255, 255, 0.16);
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.trust-strip div {
  min-height: 132px;
  padding: 28px clamp(18px, 4vw, 48px);
  background: var(--cream);
}

.trust-strip strong,
.trust-strip span {
  display: block;
}

.trust-strip strong {
  margin-bottom: 6px;
  color: var(--ink);
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
}

.trust-strip span {
  color: var(--muted);
}

.section-band,
.services,
.feature-split,
.estimate {
  padding: clamp(64px, 9vw, 118px) clamp(20px, 6vw, 92px);
}

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

.intro {
  display: grid;
  grid-template-columns: minmax(240px, 0.72fr) minmax(280px, 1fr);
  gap: clamp(28px, 7vw, 92px);
  align-items: start;
}

.intro > p,
.feature-split p,
.estimate-copy p {
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.16rem);
}

.section-heading {
  max-width: 780px;
}

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

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.service-card {
  min-height: 285px;
  padding: 26px;
  background: var(--cream);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: 6px;
  box-shadow: 0 10px 28px rgba(15, 23, 41, 0.06);
}

.service-card span {
  display: inline-block;
  margin-bottom: 52px;
  color: var(--copper-dark);
  font-size: 0.84rem;
  font-weight: 900;
}

.service-card p {
  color: var(--muted);
}

.process {
  background: var(--forest);
  color: var(--cream);
}

.process .section-heading {
  margin-bottom: 28px;
}

.process .eyebrow {
  color: #fb7185;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.steps li {
  min-height: 230px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.08);
}

.steps strong,
.steps span {
  display: block;
}

.steps strong {
  margin-bottom: 14px;
  font-size: 1.16rem;
}

.steps span {
  color: rgba(255, 255, 255, 0.76);
}

.feature-split {
  display: grid;
  grid-template-columns: minmax(260px, 0.82fr) minmax(280px, 1fr);
  gap: clamp(34px, 8vw, 104px);
  align-items: start;
  background: var(--paper);
}

.checklist {
  display: grid;
  gap: 14px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.checklist li {
  position: relative;
  min-height: 58px;
  padding: 17px 18px 17px 54px;
  background: var(--cream);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font-weight: 780;
  box-shadow: 0 10px 26px rgba(15, 23, 41, 0.05);
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 19px;
  width: 15px;
  height: 15px;
  border-radius: 3px;
  background: var(--copper);
  box-shadow: inset 0 0 0 4px var(--cream);
  outline: 1px solid var(--copper);
}

.estimate {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(300px, 1fr);
  gap: clamp(32px, 8vw, 112px);
  align-items: start;
  background: #f1f5f9;
}

.license-note {
  margin-top: 28px;
  color: var(--ink);
  font-weight: 850;
}

.estimate-form {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 4vw, 34px);
  background: var(--cream);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: 6px;
  box-shadow: var(--shadow);
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 0.92rem;
  font-weight: 800;
}

input,
select,
textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 14px;
  color: var(--ink);
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  font: inherit;
}

textarea {
  min-height: 132px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(220, 56, 72, 0.22);
  border-color: var(--copper);
}

.form-button {
  width: 100%;
  margin-top: 2px;
  cursor: pointer;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px clamp(20px, 6vw, 92px);
  color: rgba(255, 255, 255, 0.76);
  background: var(--forest);
}

footer p {
  margin: 0;
}

footer p:first-child {
  color: #ffffff;
  font-weight: 850;
}

@media (max-width: 980px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    min-height: min(640px, calc(100svh - 150px));
    align-items: flex-end;
    background-image:
      linear-gradient(180deg, rgba(15, 23, 41, 0.12) 0%, rgba(15, 23, 41, 0.86) 74%),
      url("assets/adu-hero.png");
    background-position: center;
  }

  .trust-strip,
  .intro,
  .feature-split,
  .estimate {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .site-header {
    position: static;
    min-height: auto;
  }

  .brand {
    min-width: 0;
  }

  nav {
    overflow-x: auto;
    justify-content: flex-start;
    gap: 22px;
    padding-bottom: 2px;
  }

  .hero {
    min-height: min(610px, calc(100svh - 170px));
    padding: 56px 20px;
  }

  h1 {
    font-size: clamp(2.8rem, 13vw, 4.2rem);
  }

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

  .button {
    width: 100%;
  }

  .trust-strip,
  .service-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .trust-strip div,
  .service-card,
  .steps li {
    min-height: auto;
  }

  .service-card span {
    margin-bottom: 28px;
  }
}