:root {
  --bg: #f8f7f3;
  --surface: rgba(255,255,255,.88);
  --surface-solid: #ffffff;

  --text: #1f2430;
  --heading: #1f2d46;
  --muted: #4f5a57;

  --primary: #6d8f2e;
  --primary-dark: #55711f;

  --navy: #2e4561;
  --navy-dark: #24384f;

  --shadow-sm: 0 8px 20px rgba(0,0,0,.06);
  --shadow-md: 0 14px 34px rgba(0,0,0,.09);
  --shadow-lg: 0 22px 50px rgba(0,0,0,.12);

  --radius: 18px;
  --radius-lg: 24px;

  --max-width: 1180px;
  --section-space: 86px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary-dark);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(var(--max-width), calc(100% - 96px));
  margin: 0 auto;
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;

  background: rgba(255,255,255,.94);

  backdrop-filter: blur(10px);

  border-bottom: 1px solid rgba(0,0,0,.05);

  box-shadow: 0 4px 14px rgba(0,0,0,.03);
}

.header-wrap {
  min-height: 78px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 24px;
}

.logo {
  color: var(--heading);

  font-size: 1.2rem;
  font-weight: 800;

  letter-spacing: .02em;
}

.logo:hover {
  text-decoration: none;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.main-nav a {
  color: #2f352f;
  font-weight: 600;
  font-size: .98rem;
}

.main-nav a:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

/* BUTTONS */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;

  min-height: 52px;

  padding: 0 24px;

  border-radius: 14px;

  border: 1px solid transparent;

  font-weight: 700;
  font-size: .98rem;

  cursor: pointer;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  color: #fff !important;

  background: linear-gradient(
    180deg,
    #86a93c 0%,
    #6d8f2e 100%
  );

  box-shadow: 0 10px 24px rgba(109,143,46,.28);
}

.btn-secondary {
  background: rgba(255,255,255,.92);

  color: var(--text);

  border: 1px solid rgba(0,0,0,.12);

  box-shadow: var(--shadow-sm);
}

/* TYPOGRAPHY */

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.12;
}

h1 {
  font-size: clamp(2.4rem,5vw,4.35rem);

  color: var(--heading);

  letter-spacing: -.035em;

  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.9rem,3vw,2.7rem);

  color: var(--heading);

  letter-spacing: -.025em;

  margin-bottom: 18px;
}

h3 {
  font-size: 1.22rem;

  color: var(--heading);

  margin-bottom: 10px;
}

section {
  padding: var(--section-space) 0;
}

/* HERO */

.hero {
  position: relative;

  padding: 100px 0;

  min-height: 720px;

  background:
    linear-gradient(
      to right,
      rgba(248,247,243,.88) 0%,
      rgba(248,247,243,.72) 40%,
      rgba(248,247,243,.24) 70%,
      rgba(248,247,243,.05) 100%
    ),

    url("../images/hero-ohsoclean-v2.jpg")
    center center / cover no-repeat;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;

  align-items: center;

  min-height: 560px;
}

.hero-panel {
  max-width: 650px;

  background: var(--surface);

  backdrop-filter: blur(7px);

  border-radius: var(--radius-lg);

  padding: 36px 36px 30px;

  border: 1px solid rgba(255,255,255,.45);

  box-shadow: var(--shadow-lg);
}

.eyebrow {
  margin-bottom: 14px;

  color: var(--primary-dark);

  font-size: .95rem;
  font-weight: 700;

  letter-spacing: .02em;
}

.subhead {
  font-size: 1.2rem;

  line-height: 1.48;

  max-width: 38ch;

  color: #2d3238;

  margin-bottom: 24px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;

  margin-bottom: 14px;
}

.hero-trustline {
  margin: 10px 0 6px;

  font-size: 1rem;

  color: var(--heading);

  font-weight: 700;
}

.hero-reassurance {
  margin: 4px 0 18px;

  font-size: .98rem;

  color: var(--muted);

  font-weight: 600;
}

.trust-list {
  list-style: none;

  padding: 0;
  margin: 0;

  display: flex;
  flex-wrap: wrap;

  gap: 10px 18px;
}

.trust-list li {
  color: #2f352f;
  font-weight: 600;
  font-size: .96rem;
}

.trust-list li::before {
  content: "◉";

  color: var(--primary);

  font-size: .82rem;

  margin-right: 8px;
}

/* SECTIONS */

.why-us {
  background: #f3f2ee;
}

.services-overview {
  background: #f8f7f3;
}

.testimonials-preview {
  background: linear-gradient(
    180deg,
    var(--navy) 0%,
    var(--navy-dark) 100%
  );
}

.testimonials-preview h2 {
  color: #fff;
}

.service-areas {
  background: #f8f7f3;
  text-align: center;
}

.final-cta {
  background: linear-gradient(
    180deg,
    rgba(248,247,243,.95),
    rgba(246,240,228,.92)
  );

  text-align: center;
}

/* CARDS */

.card-grid {
  display: grid;

  grid-template-columns:
    repeat(auto-fit, minmax(230px,1fr));

  gap: 22px;
}

.three-up {
  grid-template-columns: repeat(3,1fr);
}

.card {
  background: var(--surface-solid);

  border: 1px solid rgba(0,0,0,.06);

  border-radius: var(--radius);

  box-shadow: var(--shadow-sm);

  padding: 26px;
}

.featured-testimonial {
  max-width: 980px;

  margin: 0 auto 28px;

  border: 1px solid rgba(255,255,255,.18);

  background: rgba(255,255,255,.10);

  box-shadow: 0 18px 40px rgba(0,0,0,.16);

  border-radius: var(--radius-lg);

  padding: 34px;
}

.featured-testimonial p,
.featured-testimonial strong {
  color: #fff;
}

.center-link {
  text-align: center;
  margin-top: 24px;
}

/* FOOTER */

.site-footer {
  background: linear-gradient(
    180deg,
    #27384b 0%,
    #1d2b3d 100%
  );

  color: rgba(255,255,255,.94);

  padding: 44px 0;
}

.site-footer a {
  color: #fff;
}

.footer-grid {
  display: grid;

  grid-template-columns: repeat(3,1fr);

  gap: 24px;
}

/* FORMS */

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-field {
  display: grid;
  gap: 6px;
}

.estimate-form input,
.estimate-form select,
.estimate-form textarea {
  width: 100%;

  min-height: 50px;

  border: 1px solid rgba(0,0,0,.10);

  border-radius: 12px;

  padding: 12px 14px;

  font: inherit;

  background: #fff;
}

.estimate-form textarea {
  min-height: 130px;
  resize: vertical;
}

.estimate-submit {
  width: fit-content;
  margin-top: 8px;
}

.hidden-field {
  position: absolute;
  left: -9999px;
}

/* RESPONSIVE */

@media (max-width: 960px) {

  .header-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding: 52px 0;
    min-height: auto;
  }

  .hero-panel {
    padding: 24px;
  }

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

  .hero-actions .btn {
    width: 100%;
  }

  .three-up {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .estimate-submit {
    width: 100%;
  }

.area-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
}

.area-list li a {
  display: inline-block;
  padding: 11px 16px;
  background: #fff;
  color: #22324a;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 999px;
  font-weight: 700;
  box-shadow: 0 6px 16px rgba(0,0,0,.04);
}

.estimate-section {
  padding-top: 24px;
}

.estimate-layout {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 28px;
  align-items: start;
}

.estimate-card,
.estimate-sidecard {
  background: rgba(255,255,255,.92);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: 20px;
  box-shadow: 0 14px 34px rgba(0,0,0,.08);
  padding: 28px;
}

.estimate-form {
  display: grid;
  gap: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-field {
  display: grid;
  gap: 6px;
}

.estimate-form label {
  font-weight: 700;
  color: var(--heading);
}

.estimate-form input,
.estimate-form select,
.estimate-form textarea {
  width: 100%;
  min-height: 50px;
  border: 1px solid rgba(0,0,0,.10);
  border-radius: 12px;
  padding: 12px 14px;
  font: inherit;
  background: #fff;
}

.estimate-form textarea {
  min-height: 130px;
  resize: vertical;
}

.estimate-submit {
  width: fit-content;
  margin-top: 8px;
}

.estimate-note {
  margin-top: 16px;
  color: var(--muted);
  font-weight: 600;
}

.estimate-benefits {
  padding-left: 18px;
}

.estimate-benefits li {
  margin-bottom: 10px;
  color: var(--muted);
}

@media (max-width: 900px) {
  .estimate-layout,
  .form-row {
    grid-template-columns: 1fr;
  }

  .estimate-submit {
    width: 100%;
  }
}

}