:root {
  --ink:        #111827;
  --steel:      #1f2937;
  --muted:      #6b7280;
  --line:       #e5e7eb;
  --surface:    #ffffff;
  --field:      #f9fafb;
  --brand:      #172554;
  --brand-mid:  #1e3a8a;
  --teal:       #0f766e;
  --accent:     #f59e0b;
  --wa:         #16a34a;
  --max:        1140px;
  --radius:     10px;
  --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 16px rgba(15,23,42,.10);
}
*, *::before, *::after { box-sizing: border-box; }
@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
       background: var(--field); color: var(--ink); line-height: 1.65; font-size: 1rem; }
img  { max-width: 100%; height: auto; display: block; }
a    { color: var(--teal); }

/* ── container ── */
.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }

/* ── header ── */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  padding: 1rem 0;
}
.logo {
  color: var(--brand); text-decoration: none;
  font-weight: 800; font-size: 1.1rem; letter-spacing: -.02em;
  line-height: 1.2;
}
.logo span { display: block; color: var(--muted); font-size: .75rem; font-weight: 500; letter-spacing: .04em; text-transform: uppercase; }
.nav-toggle { display: none; border: 0; background: 0; font-size: 1.35rem; padding: .4rem .6rem; cursor: pointer; color: var(--brand); }
.header-cta-wrap { display: flex; justify-content: flex-end; gap: .75rem; align-items: center; }
.site-nav { display: flex; align-items: center; justify-content: center; }
.site-nav ul { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }
.site-nav a { color: var(--steel); text-decoration: none; font-weight: 600; font-size: .95rem; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--teal); }

/* ── buttons ── */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
       border: 0; border-radius: 6px; padding: .7rem 1.2rem;
       font-weight: 700; font-size: .9rem; cursor: pointer; text-decoration: none; }
.btn-cta  { background: var(--accent); color: #1a0d00; }
.btn-cta:hover { background: #e08a00; color: #1a0d00; }
.btn-primary  { background: var(--brand); color: #fff; }
.btn-outline  { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.55); }
.btn-ghost    { background: transparent; color: var(--brand); border: 1.5px solid var(--brand); }
.btn-wa   { background: var(--wa); color: #fff; }
.btn-call { background: var(--brand); color: #fff; }

/* ── hero ── */
.hero {
  background: linear-gradient(150deg, #07111f 0%, #172554 60%, #0f3460 100%);
  color: #fff; padding: 5rem 0 4.5rem;
}
.hero-inner { max-width: 640px; }
.hero-eyebrow {
  display: inline-block; padding: .3rem .8rem; margin-bottom: 1.25rem;
  border: 1px solid rgba(255,255,255,.3); border-radius: 4px;
  font-size: .8rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: rgba(255,255,255,.8);
}
.hero h1 {
  margin: 0 0 1.1rem;
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  line-height: 1.06; letter-spacing: -.04em; font-weight: 900;
}
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p { color: #c7d9f0; font-size: 1.1rem; max-width: 56ch; margin: 0 0 2rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: .75rem; }

/* ── section base ── */
.section { padding: 4.5rem 0; }
.section + .section { border-top: 1px solid var(--line); }
.section-label { font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
                 color: var(--teal); margin: 0 0 .6rem; }
.section-title { margin: 0 0 .6rem; font-size: clamp(1.55rem, 2.8vw, 2.15rem); letter-spacing: -.04em; line-height: 1.15; }
.section-sub   { margin: 0 0 2.5rem; color: var(--muted); max-width: 62ch; }

/* ── category grid ── */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 1.25rem; }
.cat-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.75rem; display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm); transition: box-shadow .15s, transform .15s;
  text-decoration: none; color: inherit;
}
.cat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.cat-icon { font-size: 2rem; line-height: 1; margin-bottom: 1rem; }
.cat-card h3 { margin: 0 0 .45rem; font-size: 1.1rem; font-weight: 700; color: var(--brand); }
.cat-card p  { margin: 0; color: var(--muted); font-size: .95rem; flex: 1; }
.cat-card .arrow { margin-top: 1.2rem; font-size: .88rem; font-weight: 700; color: var(--teal); }

/* ── how-it-works strip ── */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.step  { padding: 2rem 1.5rem; border-right: 1px solid var(--line); }
.step:last-child { border-right: 0; }
.step-num { font-size: .78rem; font-weight: 800; letter-spacing: .1em; color: var(--accent); display: block; margin-bottom: .6rem; }
.step h3  { margin: 0 0 .4rem; font-size: 1rem; font-weight: 700; }
.step p   { margin: 0; color: var(--muted); font-size: .93rem; }

/* ── page hero (inner pages) ── */
.page-hero { background: linear-gradient(150deg, #07111f, #172554); color: #fff; padding: 3rem 0 2.5rem; }
.page-hero .breadcrumb { color: rgba(255,255,255,.55); font-size: .87rem; margin-bottom: .9rem; }
.page-hero .breadcrumb a { color: rgba(255,255,255,.7); text-decoration: none; }
.page-hero .breadcrumb a:hover { color: #fff; }
.page-hero h1 { margin: 0 0 .6rem; font-size: clamp(1.75rem, 3.5vw, 2.8rem); letter-spacing: -.04em; line-height: 1.1; }
.page-hero p  { color: #c7d9f0; max-width: 68ch; margin: 0; }

/* ── product list (category pages) ── */
.product-list { list-style: none; padding: 0; margin: 0 0 2rem; display: grid; gap: .75rem; }
.pl-item {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem 1.25rem; display: flex; justify-content: space-between;
  align-items: center; gap: 1rem; transition: box-shadow .13s;
}
.pl-item:hover { box-shadow: var(--shadow-sm); }
.pl-item a { font-weight: 700; color: var(--brand); text-decoration: none; font-size: .98rem; }
.pl-item a:hover { text-decoration: underline; }
.pl-meta { font-size: .85rem; color: var(--muted); margin-top: .2rem; }
.pl-brand { font-size: .8rem; font-weight: 700; padding: .2rem .6rem; border-radius: 4px;
            background: #eff6ff; color: #1e40af; white-space: nowrap; flex-shrink: 0; }

/* ── product image ── */
.part-image-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--surface); margin-bottom: 1.25rem; aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm); }
.part-image-wrap img { width: 100%; height: 100%; object-fit: cover; display: block; }
.part-image-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .6rem; padding: 2rem; text-align: center; color: var(--muted); width: 100%; height: 100%; }
.part-image-placeholder .ph-icon { font-size: 2.5rem; opacity: .45; }
.part-image-placeholder p { margin: 0; font-size: .8rem; line-height: 1.5; }
.part-image-placeholder code { font-size: .75rem; background: var(--field); border: 1px solid var(--line); padding: .2rem .4rem; border-radius: 4px; display: inline-block; margin-top: .3rem; word-break: break-all; }

/* ── product detail ── */
.detail-layout { display: grid; grid-template-columns: 1fr 300px; gap: 2rem; align-items: start; }
.spec-table { width: 100%; border-collapse: collapse; background: var(--surface);
              border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden;
              box-shadow: var(--shadow-sm); }
.spec-table th, .spec-table td { padding: .85rem 1.1rem; text-align: left; vertical-align: top;
                                  border-bottom: 1px solid var(--line); font-size: .95rem; }
.spec-table th { width: 34%; background: var(--field); color: var(--steel); font-weight: 600; }
.spec-table tr:last-child th, .spec-table tr:last-child td { border-bottom: 0; }
.quote-panel {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.5rem; box-shadow: var(--shadow-sm); position: sticky; top: 5.5rem;
}
.quote-panel h2 { margin: 0 0 .5rem; font-size: 1.15rem; }
.quote-panel p  { color: var(--muted); font-size: .9rem; margin: 0 0 1rem; }
.quote-panel .btn { width: 100%; margin-bottom: .6rem; }
.quote-panel hr  { border: 0; border-top: 1px solid var(--line); margin: 1rem 0; }
.quote-panel .tip { font-size: .83rem; color: var(--muted); }
.qbtn { justify-content: center; font-size: .95rem; font-weight: 700; }
.qbtn-icon { display: none; }
.qbtn span:last-child strong { font-weight: 700; }
.qbtn span:last-child small { display: none; }

/* ── search link in nav ── */
.btn-search-link { background: transparent; border: 1.5px solid var(--line); color: var(--steel);
                   padding: .5rem .9rem; font-size: .88rem; font-weight: 700; border-radius: 6px;
                   text-decoration: none; }
.btn-search-link:hover { background: var(--field); color: var(--ink); }

/* ── hero search bar ── */
.hero-search { display: flex; gap: 0; margin: 1.5rem 0 1rem; max-width: 580px; }
.hero-search-input { flex: 1; padding: .9rem 1.1rem; font-size: 1rem; border: 0; border-radius: 8px 0 0 8px;
                     outline: none; color: var(--ink); font-family: inherit; }
.hero-search-btn { padding: .9rem 1.4rem; background: var(--accent); color: #1a0d00; border: 0;
                   border-radius: 0 8px 8px 0; font-weight: 800; font-size: 1rem;
                   cursor: pointer; white-space: nowrap; }
.hero-search-btn:hover { background: #e08a00; }
.hero-search-hints { margin: 0; font-size: .85rem; color: rgba(255,255,255,.65); }
.hero-search-hints a { color: rgba(255,255,255,.85); font-weight: 600; }
.hero-search-hints a:hover { color: #fff; }

/* ── search overlay ── */
.search-overlay { position: fixed; inset: 0; background: rgba(7,17,31,.7); z-index: 200;
                  display: flex; align-items: flex-start; justify-content: center; padding-top: 6rem; }
.search-overlay[hidden] { display: none; }
.search-overlay-box { background: var(--surface); border-radius: var(--radius); width: min(680px, 92vw);
                       padding: 1.5rem; box-shadow: 0 24px 60px rgba(0,0,0,.3); position: relative; }
.overlay-close { position: absolute; top: 1rem; right: 1rem; background: 0; border: 0;
                  font-size: 1.5rem; cursor: pointer; color: var(--muted); line-height: 1; }
.search-overlay-input { width: 100%; padding: .85rem 1rem; font-size: 1rem; border: 1.5px solid var(--line);
  border-radius: 8px; outline: none; font-family: inherit; color: var(--ink); }
.search-overlay-input:focus { border-color: var(--teal); }
.search-page-wrap { position: relative; }
.search-page-input { width: 100%; padding: 1.1rem 3rem 1.1rem 1.25rem; font-size: 1.1rem;
                     border: 2px solid var(--line); border-radius: 10px; outline: none;
                     font-family: inherit; color: var(--ink); box-shadow: var(--shadow-sm); }
.search-page-input:focus { border-color: var(--teal); box-shadow: 0 0 0 3px rgba(15,118,110,.15); }
.search-page-icon { position: absolute; right: 1rem; top: 50%; transform: translateY(-50%);
                    font-size: 1.2rem; pointer-events: none; opacity: .4; }
.search-tips { margin: .9rem 0 1.5rem; font-size: .88rem; color: var(--muted); }

/* ── search results ── */
.search-results { display: grid; gap: .6rem; margin-top: 1rem; }
.sr-item { display: flex; flex-direction: column; gap: .2rem; padding: .9rem 1rem;
           background: var(--field); border: 1px solid var(--line); border-radius: 8px;
           text-decoration: none; color: inherit; transition: box-shadow .12s; }
.sr-item:hover { box-shadow: var(--shadow-md); background: var(--surface); }
.sr-name { font-weight: 700; color: var(--brand); font-size: .97rem; }
.sr-meta { font-size: .82rem; color: var(--teal); font-weight: 600; }
.sr-fit  { font-size: .82rem; color: var(--muted); }
.sr-empty { color: var(--muted); font-size: .95rem; padding: .5rem 0; }

/* ── location map + biz card ── */
.location-grid { display: grid; grid-template-columns: 1fr 320px; gap: 1.5rem; align-items: stretch; }
.map-wrap { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); min-height: 360px; box-shadow: var(--shadow-sm); }
.map-wrap iframe { display: block; height: 100%; min-height: 360px; }
.biz-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: .1rem; }
.biz-name { font-weight: 800; font-size: 1.1rem; color: var(--brand); margin: 0 0 1rem; letter-spacing: -.02em; }
.biz-row { display: flex; gap: .85rem; align-items: flex-start; padding: .65rem 0; border-bottom: 1px solid var(--line); }
.biz-row:last-of-type { border-bottom: 0; }
.biz-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: .1rem; }
.biz-row strong { display: block; font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: .2rem; }
.biz-row p { margin: 0; font-size: .95rem; }
@media (max-width: 860px) {
  .location-grid { grid-template-columns: 1fr; }
  .map-wrap, .map-wrap iframe { min-height: 280px; }
}

/* ── contact ── */
.contact-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 1rem; margin-bottom: 3rem; }
.contact-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
                padding: 1.35rem; box-shadow: var(--shadow-sm); }
.contact-card h3 { margin: 0 0 .4rem; font-size: 1rem; color: var(--brand); }
.contact-card p  { margin: 0; color: var(--muted); font-size: .92rem; }
.contact-card a  { color: var(--teal); font-weight: 600; }

/* ── FAQ ── */
.faq-list { display: grid; gap: .6rem; }
details { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.2rem; }
summary { font-weight: 700; cursor: pointer; font-size: .97rem; }
details p { margin: .6rem 0 0; color: var(--muted); }

/* ── footer ── */
.site-footer { background: #080f1d; color: #94a3b8; padding: 3.5rem 0 5rem; margin-top: 3rem; }
.site-footer a { color: #cbd5e1; text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; }
.footer-logo { font-weight: 800; color: #fff; font-size: 1.05rem; margin: 0 0 .5rem; letter-spacing: -.02em; }
.footer-inner h3 { color: #e2e8f0; font-size: .9rem; margin: 0 0 .65rem; text-transform: uppercase; letter-spacing: .06em; font-weight: 700; }
.footer-inner ul { list-style: none; padding: 0; margin: 0; }
.footer-inner li { margin-bottom: .4rem; }
.footer-inner p  { margin: 0 0 .45rem; font-size: .9rem; }
.footer-bottom { margin-top: 2.5rem; padding-top: 1.2rem; border-top: 1px solid rgba(255,255,255,.1); font-size: .83rem; }

/* ── sticky CTA (mobile) ── */
.sticky-cta { display: none; position: fixed; inset: auto 0 0 0; gap: .5rem;
              padding: .65rem 1rem; background: rgba(255,255,255,.97);
              border-top: 1px solid var(--line); z-index: 90; }
.sticky-cta .btn { flex: 1; }

/* ── breadcrumb (inner pages) ── */
.breadcrumb { font-size: .88rem; color: var(--muted); margin-bottom: 1.5rem; }
.breadcrumb a { color: var(--teal); text-decoration: none; }

/* ── back link ── */
.back { display: inline-block; margin-top: 1.5rem; font-size: .9rem; font-weight: 600; color: var(--teal); text-decoration: none; }
.back:hover { text-decoration: underline; }

/* ── responsive ── */
@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .site-nav { display: none; flex-direction: column; align-items: flex-start; gap: 0;
              position: absolute; top: 100%; left: 0; right: 0;
              background: var(--surface); border-bottom: 1px solid var(--line);
              padding: 1rem 1.25rem; }
  .site-nav.is-open { display: flex; }
  .site-nav ul { flex-direction: column; gap: .75rem; }
  .header-inner { position: relative; }
  .cat-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step { border-right: 0; border-bottom: 1px solid var(--line); }
  .step:last-child { border-bottom: 0; }
  .detail-layout { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .sticky-cta { display: flex; }
}
@media (max-width: 540px) {
  .hero { padding: 3.5rem 0 3rem; }
  .section { padding: 3rem 0; }
  .pl-item { flex-direction: column; align-items: flex-start; gap: .4rem; }
}