/* ==========================================================================
   Lawson Mechanical Services — static rebuild
   Sterling IT Solutions · Cloudflare Pages
   Brand tokens taken from the live Webflow site:
     navy #050519 / #0a0f20, blue #164996, red #e40004, gray #758696
     Headings + UI: Oswald · Body: Open Sans
   ========================================================================== */

:root {
  --navy: #050519;
  --navy-2: #0a0f20;
  --navy-3: #0c1332;
  --blue: #164996;
  --red: #e40004;
  --gray: #758696;
  --light-gray: #c8c8c8;
  --white: #ffffff;

  --shell: 1200px;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --radius: 2px;

  --font-head: "Oswald", "Arial Narrow", sans-serif;
  --font-body: "Open Sans", "Helvetica Neue", Arial, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--navy);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; }

:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 2000;
  background: var(--red);
  color: #fff;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.skip-link:focus { left: 0; }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

/* ---------- Typography ---------- */

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  text-transform: uppercase;
  line-height: 1.02;
  letter-spacing: 0.01em;
  margin: 0;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.25rem); }
h2 { font-size: clamp(2rem, 4.4vw, 3.1rem); }
h3 { font-size: clamp(1.35rem, 2.4vw, 1.85rem); }

p { margin: 0 0 1.15em; }

.eyebrow {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.95rem;
  color: var(--red);
  border-left: 3px solid var(--red);
  padding-left: 0.6rem;
  margin: 0 0 1.1rem;
  line-height: 1.2;
}

.eyebrow--plain { border-left: 0; padding-left: 0; }

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: #e8ecf1;
  max-width: 62ch;
}

.muted { color: var(--light-gray); }
.thin { font-weight: 400; }

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 1rem;
  font-weight: 500;
  line-height: 1;
  padding: 1.05rem 2rem;
  background: var(--red);
  color: #fff;
  border: 0;
  border-radius: var(--radius);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.18s ease, transform 0.18s ease;
}
.btn:hover { background: #ba001e; transform: translateY(-1px); }
.btn--blue { background: var(--blue); }
.btn--blue:hover { background: #0f3a78; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-bottom: 2px solid transparent;
  padding-bottom: 3px;
  transition: border-color 0.18s ease, gap 0.18s ease;
}
.link-arrow::after {
  content: "";
  width: 26px;
  height: 10px;
  background: url("../images/btn-arrow.png") no-repeat center / contain;
}
.link-arrow:hover { border-bottom-color: var(--red); gap: 0.9rem; }

/* ---------- Header / nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: linear-gradient(var(--navy-3), rgba(12, 19, 50, 0));
}
.site-header.is-stuck {
  background: var(--navy);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1rem;
}

.brand img { width: clamp(180px, 26vw, 300px); }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2rem); }

.nav__link {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  padding-block: 0.35rem;
  border-bottom: 2px solid transparent;
}
.nav__link:hover,
.nav__link[aria-current="page"] { border-bottom-color: var(--red); }

.nav__cta {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1.05rem;
  font-weight: 600;
  text-decoration: none;
  background: var(--red);
  padding: 0.7rem 1.4rem;
  border-radius: var(--radius);
  transition: background 0.18s ease;
}
.nav__cta:hover { background: #ba001e; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 0.5rem;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: #fff;
  margin: 6px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: min(88vh, 780px);
  margin-top: -88px; /* pull under the sticky header */
  padding-top: 88px;
  background-position: center top;
  background-repeat: no-repeat;
  background-size: cover;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(10, 15, 32, 0.76) 0%, rgba(5, 5, 25, 0.94) 72%, var(--navy) 100%);
}

.hero--home { background-image: url("../images/hero-home.avif"); }
.hero--services { background-image: url("../images/hero-services.avif"); }
.hero--contact { background-image: url("../images/buddy.jpg"); background-position: center 30%; }

.hero__inner { padding-block: clamp(3rem, 9vw, 7rem); }

.hero__mark {
  width: clamp(84px, 11vw, 128px);
  margin-bottom: 1.75rem;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2.5rem;
  margin-bottom: 2rem;
}

.hero__title { max-width: 22ch; }
.hero__title span { display: block; }
.hero__title em { font-style: normal; color: var(--red); }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.75rem;
  margin-top: 2.25rem;
}

/* ---------- Sections ---------- */

.section { padding-block: clamp(3.5rem, 8vw, 6.5rem); }
.section--navy { background: var(--navy); }
.section--deep { background: var(--navy-2); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: start;
}

.statement h2 { max-width: 24ch; margin-bottom: 1.5rem; }
.statement p { max-width: 58ch; }

.licenses {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.25rem;
  padding: 0;
  list-style: none;
}
.licenses li {
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.9rem;
  color: var(--light-gray);
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 0.5rem 0.85rem;
}

/* ---------- Stats strip ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255, 255, 255, 0.12);
  border-block: 1px solid rgba(255, 255, 255, 0.12);
}
.stats div {
  background: var(--navy-2);
  padding: clamp(1.5rem, 3vw, 2.25rem);
}
.stats strong {
  display: block;
  font-family: var(--font-head);
  font-size: clamp(1.65rem, 3vw, 2.25rem);
  text-transform: uppercase;
  line-height: 1;
  color: var(--red);
  margin-bottom: 0.4rem;
}
.stats span {
  font-size: 0.95rem;
  color: var(--light-gray);
}

/* ---------- Accordion (service categories) ---------- */

.accordion { border-top: 1px solid rgba(255, 255, 255, 0.14); }

.acc-item { border-bottom: 1px solid rgba(255, 255, 255, 0.14); }

.acc-item summary {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: clamp(1.25rem, 2.6vw, 2rem) 0;
  cursor: pointer;
  list-style: none;
}
.acc-item summary::-webkit-details-marker { display: none; }

.acc-item summary h3 {
  font-size: clamp(1.3rem, 3vw, 2.1rem);
  font-weight: 500;
  flex: 1 1 auto;
  transition: color 0.18s ease;
}
.acc-item summary:hover h3 { color: var(--red); }

.acc-item__num {
  font-family: var(--font-head);
  font-size: 0.9rem;
  letter-spacing: 0.12em;
  color: var(--gray);
  min-width: 2.5rem;
}

.acc-item__chev {
  width: 12px;
  height: 12px;
  border-right: 2px solid var(--red);
  border-bottom: 2px solid var(--red);
  transform: rotate(45deg);
  transition: transform 0.25s ease;
  flex: 0 0 auto;
}
.acc-item[open] .acc-item__chev { transform: rotate(-135deg); }

.acc-item__body {
  display: grid;
  grid-template-columns: minmax(0, 1.85fr) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding-bottom: clamp(1.75rem, 3vw, 2.75rem);
  animation: accIn 0.25s ease both;
}
@keyframes accIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

.acc-item__body p { color: #dfe4ea; max-width: 60ch; }

.acc-item__media {
  border: 1px solid rgba(255, 255, 255, 0.14);
  aspect-ratio: 4 / 3;
  background-position: center;
  background-size: cover;
}

.media-img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.check-list {
  columns: 2;
  column-gap: 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.check-list li {
  break-inside: avoid;
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.6rem;
  font-size: 0.98rem;
  color: #dfe4ea;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  background: var(--red);
}

/* ---------- Who we serve ---------- */

.serve-grid {
  columns: 2;
  column-gap: clamp(2rem, 5vw, 4rem);
  margin-top: 2.5rem;
}
.serve-grid div {
  break-inside: avoid;
  padding: 1.05rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.serve-grid div::before {
  content: "";
  width: 9px;
  height: 9px;
  background: var(--red);
  flex: 0 0 auto;
}

/* ---------- Contact ---------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.card {
  background: rgba(10, 15, 32, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  backdrop-filter: blur(6px);
}

.field { margin-bottom: 1.1rem; }
.field label {
  display: block;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  color: var(--light-gray);
  margin-bottom: 0.4rem;
}
.field input,
.field textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
}
.field input::placeholder,
.field textarea::placeholder { color: #8f9aa6; }
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--red);
  background: rgba(255, 255, 255, 0.1);
}

.hp { position: absolute; left: -9999px; }

.form-status {
  margin-top: 1rem;
  font-size: 0.95rem;
  min-height: 1.4em;
}
.form-status[data-state="ok"] { color: #7ee2a8; }
.form-status[data-state="error"] { color: #ff8b8b; }

.contact-details { display: grid; gap: 1.4rem; margin-top: 2rem; }
.contact-details__row {
  display: flex;
  gap: 1.1rem;
  align-items: flex-start;
}
.contact-details__row img { width: 26px; flex: 0 0 auto; margin-top: 4px; }
.contact-details__row a { text-decoration: none; border-bottom: 1px solid rgba(255, 255, 255, 0.28); }
.contact-details__row a:hover { border-bottom-color: var(--red); }
.contact-details__label {
  display: block;
  font-family: var(--font-head);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--gray);
  margin-bottom: 0.15rem;
}

/* ---------- Footer ---------- */

.site-footer {
  position: relative;
  background-image: url("../images/footer-flag.jpg");
  background-position: center;
  background-size: cover;
  isolation: isolate;
  padding-top: clamp(2.5rem, 6vw, 4.5rem);
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(10, 11, 36, 0.88);
}

.footer__top {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: clamp(2rem, 4vw, 3rem);
}
.footer__brand img { width: 220px; margin-bottom: 1.1rem; }
.footer__licenses {
  display: grid;
  gap: 0.35rem;
  font-size: 0.95rem;
  color: var(--light-gray);
}
.footer__nav { display: grid; gap: 0.45rem; }
.footer__nav a {
  text-decoration: none;
  font-size: 0.98rem;
  color: var(--light-gray);
}
.footer__nav a:hover { color: #fff; }

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  padding-block: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: space-between;
  font-size: 0.85rem;
  color: #aab3bf;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .split,
  .contact-grid,
  .acc-item__body { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; }
  .acc-item__media { aspect-ratio: 16 / 9; order: -1; }
  .check-list { columns: 1; }
  .serve-grid { columns: 1; }
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute;
    inset: 100% 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--navy);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.5rem var(--pad) 1.25rem;
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav__link,
  .nav__cta { width: 100%; padding-block: 0.9rem; border-radius: 0; }
  .nav__link { border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
  .nav__cta { text-align: center; margin-top: 0.75rem; }
  .site-header__inner { position: relative; }
  .hero { margin-top: -72px; padding-top: 72px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}