/* Aerospace Supply — site styles
   Navy hero sections, light content pages. No framework. */

:root {
  --navy-950: #061533;
  --navy-900: #0a1f44;
  --navy-800: #102b5c;
  --navy-700: #183a78;
  --brand:    #1d3f8f;
  --sky:      #38b6ff;
  --sky-2:    #7fd0ff;
  --accent:   #f2a900;   /* safety amber CTA */
  --accent-2: #ffbe2e;
  --ink:      #0f172a;
  --ink-2:    #334155;
  --muted:    #64748b;
  --line:     #e2e8f0;
  --bg:       #ffffff;
  --bg-alt:   #f4f7fb;
  --radius:   14px;
  --shadow:   0 1px 2px rgba(15,23,42,.06), 0 8px 24px rgba(15,23,42,.06);
  --shadow-lg:0 20px 50px rgba(6,21,51,.18);
  --wrap:     1200px;
  --head-font: 'Manrope', 'Inter', system-ui, sans-serif;
  --body-font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--body-font); font-size: 16px; line-height: 1.6; color: var(--ink); background: var(--bg); }
img { max-width: 100%; height: auto; }
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--head-font); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 .5em; color: var(--navy-900); }
h1 { font-size: clamp(32px, 5vw, 56px); font-weight: 800; }
h2 { font-size: clamp(26px, 3.2vw, 38px); font-weight: 800; }
h3 { font-size: 19px; font-weight: 700; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.icon { width: 1.25em; height: 1.25em; flex: none; vertical-align: -.25em; }
.sr { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 100; background: #fff; padding: 8px 12px; border-radius: 6px; }
.skip:focus { left: 8px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.center { text-align: center; margin-top: 32px; }
.center-v { display: flex; align-items: center; justify-content: flex-start; }
.mt { margin-top: 16px; }
.nowrap { white-space: nowrap; }
:focus-visible { outline: 3px solid var(--sky); outline-offset: 2px; border-radius: 4px; }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; height: 44px; padding: 0 20px; border-radius: 10px; font-weight: 600; font-size: 15px; border: 1px solid transparent; cursor: pointer; text-decoration: none !important; transition: background .15s, transform .1s, box-shadow .15s, color .15s; font-family: inherit; white-space: nowrap; }
.btn:active { transform: translateY(1px); }
.btn-lg { height: 52px; padding: 0 24px; font-size: 16px; }
.btn-sm { height: 36px; padding: 0 14px; font-size: 14px; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--navy-700); }
.btn-accent { background: var(--accent); color: var(--navy-950); box-shadow: 0 6px 18px rgba(242,169,0,.3); }
.btn-accent:hover { background: var(--accent-2); }
.btn-outline { background: #fff; color: var(--brand); border-color: #c7d2e5; }
.btn-outline:hover { border-color: var(--brand); }
.btn-ghost-light { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.3); }
.btn-ghost-light:hover { background: rgba(255,255,255,.16); }

/* ---------- Top bar & header ---------- */
.topbar { background: var(--navy-950); color: #c6d3ea; font-size: 13px; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; min-height: 36px; gap: 12px; }
.topbar a { color: #fff; }
.topbar .icon { color: var(--sky-2); }
.site-header { position: sticky; top: 0; z-index: 50; background: var(--navy-900); box-shadow: 0 1px 0 rgba(255,255,255,.06), 0 6px 20px rgba(6,21,51,.25); }
.header-inner { display: flex; align-items: center; gap: 24px; min-height: 78px; }
.brand { display: flex; align-items: center; text-decoration: none !important; flex: none; }
.logo-img { display: block; height: 56px; width: auto; border-radius: 4px; }
.logo-mark { display: inline-flex; align-items: center; gap: 10px; color: #fff; }
.logo-mark .logo-a { width: 44px; height: 44px; stroke-width: 2.2; }
.logo-words { display: grid; line-height: 1; }
.logo-words b { font-family: var(--head-font); font-weight: 800; font-size: 20px; letter-spacing: .02em; }
.logo-words small { font-size: 9.5px; letter-spacing: .02em; color: #b9c8e4; margin-top: 4px; }
.main-nav { display: flex; align-items: center; gap: 18px; margin-left: auto; }
.main-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 2px; }
.main-nav a:not(.btn) { display: block; white-space: nowrap; padding: 8px 11px; color: #dbe5f5; font-weight: 500; font-size: 14.5px; border-radius: 8px; text-decoration: none; }
.main-nav a:not(.btn):hover { background: rgba(255,255,255,.08); color: #fff; }
.main-nav a.active { color: #fff; background: rgba(56,182,255,.16); box-shadow: inset 0 -2px 0 var(--sky); }
.nav-toggle, .nav-burger { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; color: #fff; background: radial-gradient(1200px 600px at 80% 20%, #1a4a9e 0%, transparent 60%), linear-gradient(160deg, var(--navy-900), var(--navy-950)); }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-engine { position: absolute; right: -120px; top: 50%; width: min(760px, 80vw); transform: translateY(-50%); opacity: .9; }
.hero-engine .fan { transform-origin: 300px 300px; animation: spin 60s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(90deg, #000 30%, transparent 85%); -webkit-mask-image: linear-gradient(90deg, #000 30%, transparent 85%); }
.hero-inner { position: relative; padding-top: 96px; padding-bottom: 96px; }
.hero-copy { max-width: 680px; }
.hero h1 { color: #fff; }
.hero .lead { font-size: clamp(17px, 1.6vw, 20px); color: #c9d6ee; max-width: 600px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; color: var(--sky-2); background: rgba(56,182,255,.1); border: 1px solid rgba(127,208,255,.25); padding: 6px 12px; border-radius: 999px; margin-bottom: 22px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 30px 0 46px; }
.hero-facts { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border-top: 1px solid rgba(255,255,255,.14); }
.hero-facts li { padding: 18px 16px 0 0; }
.hero-facts b { display: block; font-family: var(--head-font); font-size: 20px; color: #fff; }
.hero-facts span { font-size: 13px; color: #9fb2d4; }

/* ---------- Page head ---------- */
.page-head { background: radial-gradient(900px 400px at 85% 0%, #1a4a9e 0%, transparent 60%), linear-gradient(160deg, var(--navy-900), var(--navy-950)); color: #fff; padding: 52px 0 56px; }
.page-head h1 { color: #fff; font-size: clamp(30px, 4.2vw, 48px); max-width: 860px; }
.page-head .lead { color: #c9d6ee; font-size: 18px; max-width: 760px; margin: 0; }
.page-head .kicker { color: var(--sky-2); }
.crumbs { font-size: 13px; color: #9fb2d4; margin-bottom: 18px; }
.crumbs a { color: #c9d6ee; }
.crumbs span { margin: 0 6px; opacity: .6; }

/* ---------- Sections ---------- */
.section { padding: 88px 0; }
.section-tight { padding: 48px 0 80px; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: linear-gradient(160deg, var(--navy-900), var(--navy-950)); color: #c9d6ee; }
.section-dark h2 { color: #fff; }
.section-head { max-width: 720px; margin: 0 auto 48px; text-align: center; }
.section-head p:last-child { color: var(--ink-2); font-size: 17px; }
.kicker { font-size: 13px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--brand); margin: 0 0 10px; }
.section-dark .kicker { color: var(--sky-2); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split-top { align-items: start; }
.prose p { color: var(--ink-2); font-size: 17px; }
.pill { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 600; color: var(--brand); background: #e8eefb; padding: 6px 12px; border-radius: 999px; margin-bottom: 14px; }

/* ---------- Cards ---------- */
.cards { display: grid; gap: 22px; }
.cards-1 { grid-template-columns: 1fr; }
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-4 { grid-template-columns: repeat(4, 1fr); }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.card p { color: var(--ink-2); font-size: 15.5px; }
.card-link { color: inherit; text-decoration: none !important; transition: transform .15s, box-shadow .15s, border-color .15s; }
.card-link:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: #c7d2e5; }
.card-icon { display: inline-grid; place-items: center; width: 52px; height: 52px; border-radius: 12px; background: linear-gradient(135deg, #e8f2ff, #d7e6ff); color: var(--brand); margin-bottom: 18px; }
.card-icon .icon { width: 28px; height: 28px; }
.more { margin-top: auto; display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--brand); font-size: 15px; }
.more .icon { transition: transform .15s; }
.card-link:hover .more .icon, a.more:hover .icon { transform: translateX(3px); }

.chips { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.chip { display: flex; align-items: center; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; color: var(--navy-900); font-weight: 600; font-size: 15px; text-decoration: none !important; transition: border-color .15s, box-shadow .15s; }
.chip .icon { width: 30px; height: 30px; color: var(--brand); }
.chip:hover { border-color: var(--brand); box-shadow: var(--shadow); }

.ticks { list-style: none; padding: 0; margin: 0 0 26px; }
.ticks li { display: flex; gap: 10px; align-items: flex-start; margin: 8px 0; color: var(--ink-2); }
.ticks .icon { color: #16a34a; margin-top: 3px; }

.finder-teaser { background: var(--bg-alt); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: grid; gap: 10px; }
.finder-teaser label { font-weight: 600; font-size: 14px; color: var(--ink-2); }
.finder-teaser .btn { margin-top: 8px; justify-self: start; }

.feature-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.feature-list li { display: flex; gap: 16px; align-items: flex-start; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: 12px; padding: 18px 20px; }
.feature-list .icon { width: 28px; height: 28px; color: var(--sky-2); margin-top: 2px; }
.feature-list b { display: block; color: #fff; font-family: var(--head-font); font-size: 17px; }
.feature-list span { font-size: 15px; }
.feature-list-light li { background: #fff; border-color: var(--line); box-shadow: var(--shadow); }
.feature-list-light .icon { color: var(--brand); }
.feature-list-light b { color: var(--navy-900); }
.feature-list-light span { color: var(--ink-2); }

/* ---------- Products ---------- */
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.product { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); display: flex; flex-direction: column; scroll-margin-top: 110px; }
.product:target { border-color: var(--sky); box-shadow: 0 0 0 4px rgba(56,182,255,.2), var(--shadow); }
.product h2 { font-size: 20px; }
.product p { color: var(--ink-2); font-size: 15.5px; }
.product-icon { display: grid; place-items: center; width: 64px; height: 64px; border-radius: 16px; background: var(--navy-900); color: var(--sky-2); margin-bottom: 18px; }
.product-icon .icon { width: 36px; height: 36px; }
.note-box { margin-top: 36px; display: flex; gap: 16px; align-items: center; background: #eef5ff; border: 1px solid #cfe0fb; border-radius: var(--radius); padding: 20px 24px; color: var(--ink-2); }
.note-box .icon { width: 30px; height: 30px; color: var(--brand); }

/* ---------- Steps, stats ---------- */
.steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; counter-reset: s; }
.steps-3 { grid-template-columns: repeat(3, 1fr); }
.steps li { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.steps li > span { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--accent); color: var(--navy-950); font-weight: 800; margin-bottom: 14px; }
.steps p { color: var(--ink-2); font-size: 15px; margin: 0; }
.stat-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.stat-panel div { background: #fff; padding: 26px; }
.stat-panel b { display: block; font-family: var(--head-font); font-size: 30px; color: var(--brand); line-height: 1.1; }
.stat-panel span { color: var(--muted); font-size: 14px; }

/* ---------- Quality ---------- */
.cert-card { align-items: flex-start; }
.cert-seal { display: inline-flex; align-items: center; gap: 10px; background: var(--navy-900); color: #fff; border-radius: 12px; padding: 10px 16px; margin-bottom: 18px; font-family: var(--head-font); font-size: 18px; }
.cert-seal .icon { color: var(--accent); width: 26px; height: 26px; }
.cert-card .btn { margin-top: auto; }

/* ---------- Downloads ---------- */
.downloads { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.download { display: flex; align-items: center; gap: 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); color: inherit; text-decoration: none !important; transition: border-color .15s, box-shadow .15s; }
.download:hover { border-color: var(--brand); box-shadow: var(--shadow-lg); }
.download-icon { position: relative; display: grid; place-items: center; width: 54px; height: 62px; border-radius: 10px; background: #fdecec; color: #c62828; flex: none; }
.download-icon .icon { width: 28px; height: 28px; }
.download-icon small { position: absolute; bottom: 4px; font-size: 10px; font-weight: 700; letter-spacing: .05em; }
.download-text { display: grid; gap: 2px; }
.download-text b { color: var(--navy-900); font-family: var(--head-font); font-size: 17px; }
.download-text span { color: var(--muted); font-size: 14px; }
.download-go { margin-left: auto; color: var(--brand); }

/* ---------- Compound finder ---------- */
.finder { display: grid; grid-template-columns: 2fr 1.4fr 1.1fr .8fr auto; gap: 14px; align-items: end; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow); }
.finder-field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink-2); margin-bottom: 6px; }
.finder-actions { display: flex; gap: 8px; }
.finder-count { margin: 18px 0 10px; color: var(--muted); font-size: 14px; }
.finder-count b { color: var(--navy-900); }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); background: #fff; }
.ctable { width: 100%; border-collapse: collapse; font-size: 14px; }
.ctable thead th { position: sticky; top: 0; background: var(--navy-900); color: #fff; text-align: left; font-weight: 600; padding: 12px 14px; white-space: nowrap; font-size: 13px; letter-spacing: .02em; }
.ctable td, .ctable tbody th { padding: 11px 14px; border-top: 1px solid var(--line); vertical-align: top; text-align: left; }
.ctable tbody tr:nth-child(even) { background: #fafcff; }
.ctable tbody tr:hover { background: #eef5ff; }
.ctable .code { font-weight: 700; color: var(--navy-900); white-space: nowrap; font-family: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace; font-size: 13.5px; }
.ctable .num { text-align: right; }
.ctable td.uses { min-width: 170px; }
.use { display: inline-block; font-size: 12px; background: #eef2f8; color: var(--ink-2); border-radius: 6px; padding: 2px 7px; margin: 2px 4px 2px 0; white-space: nowrap; }
.fam { display: inline-block; font-size: 12px; font-weight: 700; border-radius: 6px; padding: 3px 8px; white-space: nowrap; background: #e8eefb; color: var(--brand); }
.fam-fkm { background: #fde8e8; color: #b42318; } .fam-fvmq { background: #e6f6ff; color: #075985; }
.fam-vmq { background: #eaf7ef; color: #166534; } .fam-epdm { background: #f3eaff; color: #6b21a8; }
.fam-ptfe { background: #fff4d6; color: #92400e; } .fam-peek { background: #f1f5f9; color: #334155; }
.fam-met { background: #e2e8f0; color: #1e293b; } .fam-ffkm { background: #ffe9f3; color: #9d174d; }
.fam-cr, .fam-iir { background: #ecfdf5; color: #065f46; }
.empty { padding: 26px; text-align: center; color: var(--muted); margin: 0; }
.footnotes { margin-top: 18px; font-size: 13px; color: var(--muted); }
.footnotes p { margin: 4px 0; }

/* ---------- Forms ---------- */
input[type="text"], input[type="email"], input[type="tel"], input[type="number"], input[type="search"], input[type="date"], select, textarea {
  width: 100%; height: 46px; padding: 0 14px; border: 1px solid #cbd5e1; border-radius: 10px; background: #fff; color: var(--ink); font: inherit; font-size: 15px; transition: border-color .15s, box-shadow .15s;
}
textarea { height: auto; padding: 12px 14px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--sky); box-shadow: 0 0 0 4px rgba(56,182,255,.18); }
.input-icon { position: relative; }
.input-icon .icon { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.input-icon input { padding-left: 40px; }
.form { display: grid; gap: 18px; }
.form label { display: block; font-weight: 600; font-size: 14px; color: var(--ink-2); }
.form label > input, .form label > select, .form label > textarea { display: block; margin-top: 6px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.req { color: #dc2626; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
fieldset.form-card { margin: 0; display: grid; gap: 16px; min-width: 0; }
legend { font-family: var(--head-font); font-weight: 800; font-size: 20px; color: var(--navy-900); display: flex; align-items: center; gap: 10px; padding: 0 6px; }
legend span { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--navy-900); color: #fff; font-size: 14px; }
.form-quote { gap: 24px; }
.lines { display: grid; gap: 10px; }
.line { display: grid; grid-template-columns: 2.2fr .8fr 1.1fr 2fr 40px; gap: 10px; align-items: center; }
.line-head { font-size: 12.5px; font-weight: 600; color: var(--muted); }
.line label { display: block; }
.line-del { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--line); background: #fff; color: var(--muted); cursor: pointer; display: grid; place-items: center; }
.line-del:hover { color: #dc2626; border-color: #fca5a5; }
.form-submit { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.form-submit p { margin: 0; }
.alert { display: flex; gap: 14px; align-items: flex-start; border-radius: 12px; padding: 16px 20px; margin-bottom: 22px; }
.alert ul { margin: 0; padding-left: 18px; }
.alert .icon { width: 26px; height: 26px; }
.alert-ok { background: #ecfdf3; border: 1px solid #a6f4c5; color: #05603a; }
.alert-err { background: #fef3f2; border: 1px solid #fecdca; color: #b42318; }
.alert-big { font-size: 18px; padding: 26px 28px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 32px; align-items: start; }
.contact-card { background: var(--navy-900); color: #c9d6ee; border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow-lg); }
.contact-card h2 { color: #fff; font-size: 24px; }
.contact-card a { color: #fff; }
.contact-card hr { border: 0; border-top: 1px solid rgba(255,255,255,.15); margin: 22px 0; }
.contact-line { display: flex; gap: 14px; align-items: flex-start; }
.contact-line .icon { color: var(--sky-2); width: 22px; height: 22px; margin-top: 2px; }

/* ---------- CTA band & footer ---------- */
.cta-band { background: linear-gradient(120deg, var(--brand), var(--navy-800)); color: #dbe5f5; padding: 56px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; font-size: clamp(24px, 2.6vw, 32px); margin-bottom: 6px; }
.cta-band p { margin: 0; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.site-footer { background: var(--navy-950); color: #9fb2d4; font-size: 15px; padding-top: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.1fr; gap: 40px; padding-bottom: 48px; }
.site-footer h3 { color: #fff; font-size: 15px; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 14px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin: 8px 0; }
.site-footer a { color: #c9d6ee; }
.site-footer a:hover { color: #fff; }
.site-footer address { font-style: normal; margin-bottom: 12px; }
.footer-brand p { margin: 18px 0; max-width: 380px; }
.footer-logo.logo-img { height: 60px; }
.footer-badges { display: flex; gap: 8px; flex-wrap: wrap; }
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; color: #fff; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); padding: 6px 10px; border-radius: 8px; }
.badge .icon { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,.08); padding: 20px 24px 28px; font-size: 12.5px; color: #7489ad; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .main-nav ul { gap: 0; }
  .main-nav a:not(.btn) { padding: 8px 8px; font-size: 14px; }
  .finder { grid-template-columns: 1fr 1fr; }
  .finder-q { grid-column: 1 / -1; }
}
@media (max-width: 980px) {
  .nav-burger { display: grid; place-items: center; margin-left: auto; width: 44px; height: 44px; border-radius: 10px; color: #fff; cursor: pointer; background: rgba(255,255,255,.08); }
  .nav-burger .icon { width: 24px; height: 24px; }
  .nav-burger .i-close { display: none; }
  .nav-toggle:checked ~ .nav-burger .i-open { display: none; }
  .nav-toggle:checked ~ .nav-burger .i-close { display: block; }
  .main-nav { position: absolute; left: 0; right: 0; top: 100%; background: var(--navy-900); flex-direction: column; align-items: stretch; gap: 0; padding: 8px 24px 24px; border-top: 1px solid rgba(255,255,255,.08); display: none; box-shadow: 0 20px 40px rgba(6,21,51,.35); }
  .nav-toggle:checked ~ .main-nav { display: flex; }
  .main-nav ul { flex-direction: column; }
  .main-nav a:not(.btn) { padding: 12px 8px; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,.06); border-radius: 0; }
  .main-nav a.active { box-shadow: inset 3px 0 0 var(--sky); }
  .nav-cta { margin-top: 16px; justify-content: center; }
  .cards-3, .cards-4, .product-grid, .steps { grid-template-columns: 1fr 1fr; }
  .chips { grid-template-columns: repeat(3, 1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-facts { grid-template-columns: 1fr 1fr; }
  .hero-engine { opacity: .35; right: -220px; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 18px; }
  .topbar-cert { display: none; }
  .topbar-inner { justify-content: flex-end; }
  .section { padding: 60px 0; }
  .hero-inner { padding-top: 64px; padding-bottom: 64px; }
  .cards-2, .cards-3, .cards-4, .product-grid, .steps, .downloads, .footer-grid { grid-template-columns: 1fr; }
  .chips { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .finder { grid-template-columns: 1fr; }
  .line-head { display: none; }
  .line { grid-template-columns: 1fr 1fr; padding: 12px; border: 1px solid var(--line); border-radius: 12px; }
  .line label:first-child { grid-column: 1 / -1; }
  .line label:nth-child(4) { grid-column: 1 / -1; }
  .line-del { grid-column: 2; justify-self: end; }
  .logo-img { height: 46px; }
  .logo-words b { font-size: 17px; }
  .logo-words small { display: none; }
  .stat-panel { grid-template-columns: 1fr; }
  .form-card, .card, .product { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }
@media print { .topbar, .site-header, .cta-band, .site-footer, .hero-bg { display: none !important; } .hero, .page-head { background: none; color: #000; } .hero h1, .page-head h1 { color: #000; } }