/* ===========================================================================
   Twin City Service Co. — modern stylesheet
   Palette derived from brand: green #9EBF26, blue #003399, slate #315E7B
   =========================================================================== */

:root {
  --navy: #0a2a66;
  --navy-deep: #06204f;
  --blue: #003399;
  --slate: #315e7b;
  --green: #7ea818;
  --green-bright: #9ebf26;
  --green-dark: #5f8210;
  --ink: #1d2733;
  --body: #45525f;
  --muted: #6b7884;
  --line: #e4e8ed;
  --bg: #ffffff;
  --bg-soft: #f4f6f9;
  --bg-tint: #eef3e2;
  --white: #ffffff;
  --star: #f5a623;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 3px rgba(13, 32, 60, 0.08), 0 1px 2px rgba(13, 32, 60, 0.06);
  --shadow: 0 10px 30px -12px rgba(10, 42, 102, 0.25);
  --shadow-lg: 0 24px 60px -20px rgba(10, 42, 102, 0.35);
  --container: 1180px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

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

h1, h2, h3, h4, h5 {
  font-family: var(--font);
  color: var(--ink);
  line-height: 1.18;
  margin: 0 0 0.5em;
  font-weight: 800;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2rem, 4.6vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }
h4 { font-size: 1.1rem; }

p { margin: 0 0 1.1rem; }
a { color: var(--blue); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--green-dark); }
img { max-width: 100%; height: auto; display: block; }
ul { margin: 0 0 1.1rem; padding-left: 1.2rem; }
li { margin-bottom: 0.4rem; }
strong { color: var(--ink); font-weight: 700; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 22px; }
.narrow { max-width: 880px; }

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 0.75rem;
}
.eyebrow.light { color: var(--green-bright); }

.section { padding: clamp(48px, 7vw, 92px) 0; }
.section.soft { background: var(--bg-soft); }
.section.tint { background: var(--bg-tint); }
.section-head { max-width: 720px; margin: 0 auto clamp(32px, 4vw, 52px); text-align: center; }
.section-head p { color: var(--muted); font-size: 1.08rem; margin: 0; }
.text-center { text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  line-height: 1;
  text-align: center;
}
.btn svg { width: 1.1em; height: 1.1em; }
.btn-primary { background: var(--green); color: #fff; box-shadow: 0 8px 20px -8px rgba(95, 130, 16, 0.7); }
.btn-primary:hover { background: var(--green-dark); color: #fff; transform: translateY(-2px); }
.btn-secondary { background: var(--blue); color: #fff; }
.btn-secondary:hover { background: var(--navy); color: #fff; transform: translateY(-2px); }
.btn-outline { background: transparent; color: var(--blue); border-color: var(--line); }
.btn-outline:hover { border-color: var(--blue); color: var(--blue); transform: translateY(-2px); }
.btn-ghost-light { background: rgba(255,255,255,0.12); color: #fff; border-color: rgba(255,255,255,0.35); }
.btn-ghost-light:hover { background: rgba(255,255,255,0.22); color: #fff; transform: translateY(-2px); }
.btn-lg { padding: 1.05rem 2rem; font-size: 1.08rem; }

/* ---------- Top utility bar ---------- */
.topbar {
  background: var(--navy-deep);
  color: #cdd8ec;
  font-size: 0.85rem;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 42px; flex-wrap: wrap; }
.topbar a { color: #e7eefb; font-weight: 600; }
.topbar a:hover { color: var(--green-bright); }
.topbar-left { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
.topbar-item { display: inline-flex; align-items: center; gap: 6px; }
.topbar-item svg { width: 15px; height: 15px; color: var(--green-bright); }
.topbar-emergency { color: #ffd9a8; font-weight: 700; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .25s ease;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 18px; }
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand img { height: 50px; width: auto; }
.brand-mark {
  width: 48px; height: 48px; flex-shrink: 0; border-radius: 12px;
  display: grid; place-items: center; font-weight: 800; font-size: 1.15rem; letter-spacing: -0.02em;
  color: #fff; background: linear-gradient(135deg, var(--blue), var(--navy));
  box-shadow: 0 4px 12px -4px rgba(10,42,102,0.55);
}
.brand-mark::after { content: ""; position: absolute; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text .b-name { font-weight: 800; color: var(--navy); font-size: 1.12rem; letter-spacing: -0.02em; }
.brand-text .b-sub { font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--green-dark); font-weight: 700; }

.nav-menu { display: flex; align-items: center; gap: 2px; list-style: none; margin: 0; padding: 0; }
.nav-menu > li { position: relative; }
.nav-menu > li > a {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 0.65rem 0.85rem; border-radius: 8px;
  color: var(--ink); font-weight: 600; font-size: 0.96rem;
}
.nav-menu > li > a:hover, .nav-menu > li.current > a { color: var(--blue); background: var(--bg-soft); }
.nav-menu .caret { width: 12px; height: 12px; opacity: 0.6; }

.submenu {
  position: absolute; top: calc(100% + 6px); left: 0;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: var(--shadow); padding: 8px; min-width: 248px;
  list-style: none; margin: 0;
  opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all .18s ease; z-index: 120;
}
.has-sub:hover .submenu, .has-sub:focus-within .submenu { opacity: 1; visibility: visible; transform: translateY(0); }
.submenu a { display: block; padding: 0.6rem 0.8rem; border-radius: 8px; color: var(--body); font-weight: 600; font-size: 0.92rem; }
.submenu a:hover { background: var(--bg-tint); color: var(--green-dark); }

.nav-cta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.nav-phone { display: inline-flex; align-items: center; gap: 8px; font-weight: 800; color: var(--navy); font-size: 1.02rem; }
.nav-phone svg { width: 18px; height: 18px; color: var(--green); }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 26px; height: 2.5px; background: var(--ink); border-radius: 3px; transition: all .25s ease; }
.nav-toggle span + span { margin-top: 6px; }

/* ---------- Hero ---------- */
.hero { position: relative; color: #fff; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(110deg, rgba(6,32,79,0.95) 0%, rgba(10,42,102,0.86) 42%, rgba(10,42,102,0.45) 100%);
}
.hero-inner { position: relative; z-index: 1; padding: clamp(64px, 9vw, 120px) 0; max-width: 680px; }
.hero h1 { color: #fff; }
.hero p.lead { font-size: clamp(1.08rem, 2vw, 1.3rem); color: #dde6f5; margin-bottom: 1.8rem; max-width: 600px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 10px 18px; margin-top: 2rem; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; font-size: 0.9rem; font-weight: 600; color: #eaf1ff; }
.hero-badge svg { width: 18px; height: 18px; color: var(--green-bright); flex-shrink: 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Trust strip ---------- */
.trust-strip { background: var(--navy); color: #fff; }
.trust-strip .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; padding-top: 26px; padding-bottom: 26px; }
.trust-item { text-align: center; padding: 6px 10px; }
.trust-item .num { font-size: 1.9rem; font-weight: 800; color: #fff; letter-spacing: -0.02em; }
.trust-item .lbl { font-size: 0.85rem; color: #aebfdc; font-weight: 600; }

/* ---------- Cards / services ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .25s ease, border-color .2s ease;
  height: 100%;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d3dbe6; }
.card .icon {
  width: 56px; height: 56px; border-radius: 14px;
  display: grid; place-items: center; margin-bottom: 18px;
  background: var(--bg-tint); color: var(--green-dark);
}
.card .icon svg { width: 28px; height: 28px; }
.card h3 { margin-bottom: 0.5rem; }
.card p { color: var(--muted); font-size: 0.98rem; margin-bottom: 0; }
.card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-weight: 700; font-size: 0.92rem; color: var(--blue); }
.card-link svg { width: 16px; height: 16px; transition: transform .2s ease; }
.card:hover .card-link svg { transform: translateX(4px); }

/* media card with image */
.media-card { padding: 0; overflow: hidden; }
.media-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.media-card .body { padding: 26px; }

/* ---------- Split feature ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 64px); align-items: center; }
.split.reverse .split-media { order: 2; }
.split-media img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; object-fit: cover; }
.feature-list { list-style: none; padding: 0; margin: 1.2rem 0 1.6rem; }
.feature-list li { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 0.9rem; color: var(--body); }
.feature-list svg { width: 22px; height: 22px; color: var(--green); flex-shrink: 0; margin-top: 2px; }

/* ---------- Prose (content pages) ---------- */
.page-hero { background: var(--navy); color: #fff; padding: clamp(54px, 7vw, 88px) 0 clamp(46px, 6vw, 72px); position: relative; }
.page-hero h1 { color: #fff; margin-bottom: 0.4rem; }
.page-hero p { color: #c9d6ee; font-size: 1.1rem; max-width: 640px; margin: 0; }
.breadcrumb { font-size: 0.85rem; color: #9fb2d6; margin-bottom: 1rem; }
.breadcrumb a { color: #cfdcf2; }
.breadcrumb a:hover { color: var(--green-bright); }
.breadcrumb span { margin: 0 7px; opacity: 0.6; }

.prose { font-size: 1.06rem; color: var(--body); }
.prose h2 { margin-top: 2.2rem; }
.prose h3 { margin-top: 1.8rem; color: var(--navy); }
.prose img { border-radius: var(--radius); box-shadow: var(--shadow-sm); margin: 1.5rem 0; }
.prose ul { padding-left: 1.3rem; }
.prose .lead { font-size: 1.18rem; color: var(--ink); font-weight: 500; }

.callout {
  background: var(--bg-tint); border-left: 4px solid var(--green);
  border-radius: 10px; padding: 22px 26px; margin: 1.6rem 0;
}
.callout h3 { margin-top: 0; color: var(--green-dark); }

.check-list { list-style: none; padding: 0; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 0.7rem; }
.check-list svg { width: 20px; height: 20px; color: var(--green); flex-shrink: 0; margin-top: 4px; }

.layout { display: grid; grid-template-columns: 1fr 320px; gap: 48px; align-items: start; }
.sidebar { position: sticky; top: 100px; display: grid; gap: 20px; }
.sidebar-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.sidebar-card.accent { background: var(--navy); color: #fff; border: 0; }
.sidebar-card.accent h3 { color: #fff; }
.sidebar-card.accent p { color: #c9d6ee; font-size: 0.95rem; }
.sidebar-card h3 { font-size: 1.2rem; }
.sidebar-phone { font-size: 1.6rem; font-weight: 800; color: #fff; display: block; margin: 6px 0 14px; }
.sidebar-card .btn { width: 100%; justify-content: center; }

/* ---------- Video ---------- */
.video-section { background: var(--navy-deep); color: #fff; }
.video-section h2 { color: #fff; }
.video-section .section-head p { color: #b9c8e6; }
.video-frame {
  position: relative; max-width: 900px; margin: 0 auto;
  aspect-ratio: 16/9; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,0.12);
}
.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---------- Reviews ---------- */
.reviews-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 14px; margin-bottom: 8px; }
.google-badge { display: inline-flex; align-items: center; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 8px 18px; box-shadow: var(--shadow-sm); font-weight: 700; color: var(--ink); }
.google-badge .g { font-size: 1.2rem; font-weight: 800; }
.google-badge .g b:nth-child(1){color:#4285F4}.google-badge .g b:nth-child(2){color:#EA4335}.google-badge .g b:nth-child(3){color:#FBBC05}.google-badge .g b:nth-child(4){color:#4285F4}.google-badge .g b:nth-child(5){color:#34A853}.google-badge .g b:nth-child(6){color:#EA4335}
.rating-num { font-size: 1.3rem; font-weight: 800; color: var(--ink); }
.stars { display: inline-flex; gap: 2px; color: var(--star); }
.stars svg { width: 18px; height: 18px; }
.stars.lg svg { width: 22px; height: 22px; }

.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.review-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; height: 100%;
}
.review-card .stars { margin-bottom: 12px; }
.review-card .quote { color: var(--body); font-size: 0.98rem; margin-bottom: 18px; flex-grow: 1; }
.review-author { display: flex; align-items: center; gap: 12px; }
.review-avatar { width: 42px; height: 42px; border-radius: 50%; background: var(--blue); color: #fff; display: grid; place-items: center; font-weight: 800; flex-shrink: 0; }
.review-author .meta b { display: block; color: var(--ink); font-size: 0.95rem; }
.review-author .meta span { font-size: 0.82rem; color: var(--muted); }

/* full testimonials list */
.testimonial-block {
  background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--green);
  border-radius: 12px; padding: 28px 32px; margin-bottom: 22px; box-shadow: var(--shadow-sm);
}
.testimonial-block .stars { margin-bottom: 12px; }
.testimonial-block p { color: var(--body); }
.testimonial-block .signoff { font-weight: 700; color: var(--navy); margin: 0; }

/* ---------- Service area ---------- */
.area-chips { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 8px; }
.area-chip { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 9px 18px; font-weight: 600; color: var(--navy); font-size: 0.92rem; box-shadow: var(--shadow-sm); }

/* ---------- Brands ---------- */
.brand-logos { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 36px; }
.brand-logos img { max-height: 56px; width: auto; opacity: 0.85; filter: grayscale(15%); transition: all .2s ease; }
.brand-logos img:hover { opacity: 1; filter: none; }

/* product grid */
.product-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.product-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; display: flex; gap: 22px; align-items: flex-start; box-shadow: var(--shadow-sm); transition: transform .2s ease, box-shadow .25s ease; }
.product-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.product-card img { width: 110px; height: auto; flex-shrink: 0; }
.product-card h3 { margin-bottom: 0.4rem; }
.product-card p { font-size: 0.95rem; color: var(--muted); margin-bottom: 0.8rem; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--blue), var(--navy)); color: #fff; border-radius: 0; }
.cta-band .container { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; }
.cta-band h2 { color: #fff; margin-bottom: 0.3rem; }
.cta-band p { color: #cfdcf2; margin: 0; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.info-list { list-style: none; padding: 0; margin: 0; }
.info-list li { display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.info-list li:last-child { border-bottom: 0; }
.info-icon { width: 46px; height: 46px; border-radius: 12px; background: var(--bg-tint); color: var(--green-dark); display: grid; place-items: center; flex-shrink: 0; }
.info-icon svg { width: 22px; height: 22px; }
.info-list .label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); font-weight: 700; }
.info-list .value { font-size: 1.08rem; color: var(--ink); font-weight: 600; }
.info-list .value a { color: var(--ink); }
.info-list .value a:hover { color: var(--blue); }
.map-embed { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); }
.map-embed iframe { display: block; width: 100%; height: 380px; border: 0; }

.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow-sm); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: 0.9rem; color: var(--ink); margin-bottom: 6px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 0.8rem 1rem; border: 1px solid var(--line); border-radius: 10px;
  font-family: inherit; font-size: 1rem; color: var(--ink); background: var(--bg-soft); transition: border .2s ease, box-shadow .2s ease;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,51,153,0.12); background: #fff; }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 0.82rem; color: var(--muted); margin-top: 6px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; margin-bottom: 12px; overflow: hidden; box-shadow: var(--shadow-sm); }
.faq-q { width: 100%; text-align: left; background: none; border: 0; cursor: pointer; padding: 20px 56px 20px 24px; font-size: 1.05rem; font-weight: 700; color: var(--ink); position: relative; font-family: inherit; }
.faq-q::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font-size: 1.5rem; font-weight: 400; color: var(--green-dark); transition: transform .25s ease; }
.faq-item.open .faq-q::after { transform: translateY(-50%) rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 24px 20px; color: var(--body); }
.faq-item.open .faq-a { max-height: 400px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-deep); color: #aebfdc; padding: clamp(48px, 6vw, 72px) 0 0; font-size: 0.94rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.3fr; gap: 36px; padding-bottom: 44px; }
.site-footer h4 { color: #fff; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 1.1rem; }
.site-footer a { color: #aebfdc; }
.site-footer a:hover { color: var(--green-bright); }
.footer-brand img { height: 54px; margin-bottom: 16px; background: #fff; padding: 8px 12px; border-radius: 10px; }
.footer-brand p { color: #91a3c4; max-width: 300px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 0.6rem; }
.footer-contact { list-style: none; padding: 0; margin: 0; }
.footer-contact li { display: flex; gap: 10px; margin-bottom: 0.85rem; align-items: flex-start; }
.footer-contact svg { width: 18px; height: 18px; color: var(--green-bright); flex-shrink: 0; margin-top: 3px; }
.footer-emergency { background: rgba(126,168,24,0.16); border: 1px solid rgba(158,191,38,0.4); border-radius: 10px; padding: 12px 16px; color: #d7e8b4; font-size: 0.88rem; margin-top: 8px; }
.footer-emergency b { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 22px 0; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 0.85rem; color: #7f93b8; }
.footer-bottom a { color: #9fb2d6; }
.footer-bottom .legal a { margin-left: 16px; }

/* reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

.skip-link { position: absolute; left: -999px; top: 0; background: #fff; color: var(--blue); padding: 10px 16px; z-index: 200; border-radius: 0 0 8px 0; }
.skip-link:focus { left: 0; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .nav-phone .lbl { display: none; }
  .nav-menu > li > a { padding: 0.6rem 0.65rem; font-size: 0.92rem; }
}
@media (max-width: 980px) {
  .grid-3, .grid-4, .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; grid-template-columns: 1fr 1fr; }
  .trust-strip .container { grid-template-columns: repeat(2, 1fr); gap: 18px; }
}
@media (max-width: 860px) {
  .nav-menu, .nav-phone span.lbl { display: none; }
  .nav-toggle { display: block; }
  .nav-cta .btn { display: none; }
  .split, .split.reverse .split-media { grid-template-columns: 1fr; order: 0; }
  .split.reverse .split-media { order: 0; }
  .contact-grid, .form-row, .product-grid { grid-template-columns: 1fr; }
  .topbar-left { gap: 14px; font-size: 0.8rem; }
  .topbar-item.hide-sm { display: none; }

  .mobile-nav {
    position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px);
    background: #fff; z-index: 200; transform: translateX(100%);
    transition: transform .3s ease; box-shadow: var(--shadow-lg);
    padding: 24px; overflow-y: auto; display: flex; flex-direction: column;
  }
  .mobile-nav.open { transform: translateX(0); }
  .mobile-nav .m-close { align-self: flex-end; background: none; border: 0; font-size: 1.8rem; cursor: pointer; color: var(--ink); line-height: 1; }
  .mobile-nav ul { list-style: none; padding: 0; margin: 12px 0; }
  .mobile-nav > ul > li > a { display: block; padding: 12px 6px; font-weight: 700; color: var(--ink); font-size: 1.05rem; border-bottom: 1px solid var(--line); }
  .mobile-nav .m-sub { padding-left: 14px; }
  .mobile-nav .m-sub a { font-weight: 600; color: var(--body); font-size: 0.98rem; }
  .mobile-nav .btn { width: 100%; justify-content: center; margin-top: 8px; }
  .nav-overlay { position: fixed; inset: 0; background: rgba(6,32,79,0.5); z-index: 150; opacity: 0; visibility: hidden; transition: opacity .3s ease; }
  .nav-overlay.open { opacity: 1; visibility: visible; }
}
@media (min-width: 861px) { .mobile-nav, .nav-overlay { display: none; } }
@media (max-width: 620px) {
  .grid-3, .grid-4, .reviews-grid, .grid-2, .sidebar { grid-template-columns: 1fr; }
  body { font-size: 16px; }
  .hero-actions .btn, .cta-actions .btn { width: 100%; justify-content: center; }
  .topbar-left .topbar-item:not(.keep) { display: none; }
}