/* Filtsap — layout and components follow the Meta Store DESIGN.md system (see /DESIGN.md);
   colours come from the Filtsap logo (cyan #27c5db, teal #1da0b4, grey #a6a6a6, navy #1c3547 / #0f1d28).
   Type is Inter: cleaner and narrower than the earlier Montserrat. See the type pass at the end. */
:root {
  --primary: #27c5db; --primary-deep: #1da0b4; --primary-soft: #27c5db; --teal-ink: #0b6f80;
  --brand-grey: #a6a6a6; --navy: #1c3547;
  --ink-button: #0f1d28; --fb-blue: #1da0b4;
  --success: #31a24c; --warning: #f7b928; --critical-strong: #f0284a;
  --canvas: #fff; --surface-soft: #f1f4f7;
  --ink-deep: #0f1d28; --ink: #1c1e21; --charcoal: #444950; --slate: #4b4c4f;
  --steel: #5d6c7b; --stone: #8595a4; --hairline: #ced0d4; --hairline-soft: #dee3e9;
  --r-lg: 8px; --r-xl: 16px; --r-xxl: 24px; --r-xxxl: 32px; --r-feature: 40px; --r-full: 100px;
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
  --wrap: 1280px; --gutter: 32px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--canvas); color: var(--ink-deep);
  font: 400 16px/1.5 var(--font); letter-spacing: -0.16px;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
p { margin: 0 0 16px; }
h1, h2, h3, h4 { margin: 0; font-feature-settings: 'ss01', 'ss02'; color: var(--ink-deep); }
.hero-display { font-size: 64px; font-weight: 500; line-height: 1.16; }
.display-lg, h1 { font-size: 48px; font-weight: 500; line-height: 1.17; }
.heading-lg, h2 { font-size: 36px; font-weight: 500; line-height: 1.28; }
.heading-md { font-size: 28px; font-weight: 300; line-height: 1.21; }
.heading-sm, h3 { font-size: 24px; font-weight: 500; line-height: 1.25; }
.subtitle-lg { font-size: 18px; font-weight: 700; line-height: 1.44; }
.subtitle-md, .lead { font-size: 18px; font-weight: 400; line-height: 1.44; color: var(--charcoal); }
.body-sm { font-size: 14px; line-height: 1.43; letter-spacing: -0.14px; }
.caption { font-size: 12px; line-height: 1.33; }
.muted { color: var(--steel); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink-deep); color: #fff; padding: 8px 16px; border-radius: var(--r-full); z-index: 100; }
.skip:focus { left: 16px; }
:focus-visible { outline: 2px solid var(--fb-blue); outline-offset: 2px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.section { padding: 80px 0; }
.section-tight { padding: 64px 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 40px; flex-wrap: wrap; }
.section-head p { margin: 8px 0 0; max-width: 640px; }
.eyebrow { font-size: 14px; font-weight: 700; color: var(--steel); letter-spacing: -0.14px; margin-bottom: 8px; display: block; }

/* Buttons — always pills */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 14px 30px; border-radius: var(--r-full); border: 0;
  font: 700 14px/1.43 var(--font); letter-spacing: -0.14px; text-decoration: none; cursor: pointer;
  transition: background-color .2s ease-out, border-color .2s ease-out;
}
.btn-primary { background: var(--ink-button); color: #fff; }
.btn-primary:hover, .btn-primary:active { background: var(--navy); }
.btn-buy { background: var(--primary); color: var(--ink-deep); }
.btn-buy:hover, .btn-buy:active { background: var(--primary-deep); }
.btn-secondary { background: transparent; color: var(--ink-deep); border: 2px solid var(--ink-deep); padding: 12px 28px; }
.btn-secondary.on-dark { color: #fff; border-color: #fff; }
.btn-ghost { background: transparent; color: var(--ink-deep); border: 2px solid rgba(10,19,23,.12); padding: 10px 22px; }
.btn-wa { background: #25d366; color: var(--ink-deep); }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; }
.btn svg { width: 18px; height: 18px; flex: none; }

/* Badges */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px; border-radius: var(--r-full); font: 700 12px/1.33 var(--font); }
.badge-yellow { background: var(--primary); color: var(--ink-deep); }
.badge-success { background: var(--success); color: #fff; }
.badge-soft { background: var(--surface-soft); color: var(--ink); }

/* Promo banner + nav */
.promo { background: var(--ink-deep); color: #fff; font: 700 14px/1.43 var(--font); padding: 12px 24px; text-align: center; }
.promo a { color: #fff; }
.nav { position: sticky; top: 0; z-index: 50; background: var(--canvas); border-bottom: 1px solid var(--hairline-soft); }
.nav-inner { height: 64px; display: flex; align-items: center; gap: 24px; }
.logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 20px; letter-spacing: -0.4px; text-decoration: none; color: var(--ink-deep); }
.logo-mark { width: 44px; height: 28px; flex: none; }
.logo span { line-height: 1.05; }
.logo small { display: block; font-size: 11px; font-weight: 500; letter-spacing: .2px; color: var(--steel); }
.pills { display: flex; gap: 8px; margin: 0 auto; list-style: none; padding: 0; }
.pills a { display: block; padding: 8px 16px; border-radius: var(--r-full); border: 1px solid var(--hairline); background: var(--canvas); color: var(--ink); text-decoration: none; font: 700 14px/1.43 var(--font); letter-spacing: -0.14px; }
.pills a[aria-current="page"] { background: var(--ink-deep); color: #fff; border-color: var(--ink-deep); }
.nav-cta { display: flex; gap: 8px; align-items: center; }
.icon-btn { width: 40px; height: 40px; border-radius: 50%; display: inline-grid; place-items: center; background: var(--surface-soft); border: 0; color: var(--ink); cursor: pointer; text-decoration: none; }
.icon-btn svg { width: 20px; height: 20px; }
.menu-btn { display: none; }
.drawer { display: none; }

/* Hero */
.hero { padding: 16px 0 0; }
.hero-band {
  position: relative; overflow: hidden; border-radius: var(--r-xxxl); background: radial-gradient(80% 100% at 45% 35%, var(--navy), var(--ink-deep)); color: #fff;
  padding: 80px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; min-height: 560px;
}
.hero-band::before { content: ''; position: absolute; inset: 0; background: radial-gradient(50% 70% at 85% 40%, rgba(39,197,219,.22), transparent 70%), radial-gradient(40% 50% at 100% 90%, rgba(166,166,166,.12), transparent 70%); }
.hero-band > * { position: relative; }
.hero-band h1 { color: #fff; font-size: 64px; line-height: 1.16; }
.hero-band .lead { color: rgba(255,255,255,.8); margin: 20px 0 32px; max-width: 560px; }
.hero-band .btn-primary { background: #fff; color: var(--ink-deep); }
.hero-band .btn-primary:hover { background: var(--hairline-soft); }
.hero-art { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.hero-art div { background: rgba(255,255,255,.08); border-radius: var(--r-xxl); padding: 12px; aspect-ratio: 1/1.5; display: grid; place-items: center; }
.hero-art div:nth-child(2) { transform: translateY(-28px); }
.hero-art svg { width: 100%; height: 100%; }
.hero-trust { display: flex; gap: 24px; flex-wrap: wrap; margin-top: 32px; font: 700 14px/1.43 var(--font); color: rgba(255,255,255,.85); }
.hero-trust span { display: inline-flex; align-items: center; gap: 8px; }
.hero-trust svg { width: 18px; height: 18px; color: var(--primary); }

/* Cards & grids */
.grid { display: grid; gap: 24px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.card { background: var(--canvas); border: 1px solid var(--hairline-soft); border-radius: var(--r-xxxl); padding: 32px; }
.tile { background: var(--canvas); border: 1px solid var(--hairline-soft); border-radius: var(--r-xl); padding: 32px 24px; }
.tile h3 { font-size: 18px; font-weight: 700; line-height: 1.44; margin: 16px 0 8px; }
.tile p { font-size: 14px; line-height: 1.43; color: var(--charcoal); margin: 0; }
.tile-icon { width: 32px; height: 32px; color: var(--ink-deep); }
.soft-card { background: var(--surface-soft); border-radius: var(--r-xxl); padding: 32px; }

.product-card { display: flex; flex-direction: column; text-decoration: none; color: inherit; border-radius: var(--r-xxxl); }
.product-card .thumb { background: var(--surface-soft); border-radius: var(--r-xxxl); aspect-ratio: 1/1; display: grid; place-items: center; padding: 24px; transition: background-color .2s ease-out; }
.product-card:hover .thumb { background: #e7ecf1; }
.product-card .thumb svg { width: 100%; height: 100%; }
.product-card h3 { font-size: 18px; font-weight: 700; line-height: 1.44; margin: 16px 4px 4px; }
.product-card .meta { font-size: 14px; color: var(--steel); margin: 0 4px; }
.product-card .price { font-size: 14px; font-weight: 700; margin: 8px 4px 0; color: var(--ink); }

.promo-strip { background: radial-gradient(90% 140% at 20% 0%, var(--navy), var(--ink-deep)); color: #fff; border-radius: var(--r-xxxl); padding: 64px; display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center; }
.promo-strip h2 { color: #fff; }
.promo-strip p { color: rgba(255,255,255,.8); margin: 12px 0 0; }

.industry-card { display: block; text-decoration: none; background: var(--surface-soft); border-radius: var(--r-xxl); padding: 32px; min-height: 180px; position: relative; transition: background-color .2s ease-out; }
.industry-card:hover { background: #e7ecf1; }
.industry-card h3 { font-size: 24px; }
.industry-card p { font-size: 14px; color: var(--charcoal); margin: 8px 0 0; }
.industry-card .arrow { position: absolute; right: 24px; bottom: 24px; width: 40px; height: 40px; border-radius: 50%; background: #fff; display: grid; place-items: center; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat strong { display: block; font-size: 48px; font-weight: 500; line-height: 1.17; font-feature-settings: 'ss01','ss02'; }
.stat span { font-size: 14px; color: var(--steel); }

/* Breadcrumb */
.crumbs { font-size: 14px; color: var(--steel); padding: 24px var(--gutter) 8px; }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 0; }
.crumbs li + li::before { content: '·'; color: var(--stone); margin-right: 6px; }
.crumbs a { text-decoration: none; color: var(--steel); }
.crumbs [aria-current] { color: var(--ink); }

/* PDP */
.pdp { display: grid; grid-template-columns: 58fr 42fr; gap: 40px; align-items: start; padding: 16px 0 64px; }
.pdp-gallery { background: var(--surface-soft); border-radius: var(--r-xxxl); aspect-ratio: 4/3.4; display: grid; place-items: center; padding: 24px; }
.pdp-gallery svg { height: 100%; width: auto; }
.pdp-rail { position: sticky; top: 88px; background: var(--canvas); border: 1px solid var(--hairline-soft); border-radius: var(--r-xl); padding: 24px; box-shadow: rgba(20,22,26,.3) 0 1px 4px 0; }
.pdp-rail h1 { font-size: 36px; line-height: 1.28; }
.pdp-rail .price-line { display: flex; align-items: baseline; gap: 8px; margin: 12px 0 4px; }
.pdp-rail .price-line strong { font-size: 24px; font-weight: 500; }
.answer { font-size: 18px; line-height: 1.44; color: var(--charcoal); }
.pdp-body { display: grid; grid-template-columns: 58fr 42fr; gap: 40px; }
.pdp > *, .pdp-body > *, .grid > * { min-width: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; list-style: none; }
.chips li { padding: 8px 16px; border-radius: var(--r-full); border: 1px solid var(--hairline); font: 700 14px/1.43 var(--font); }

/* Tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--hairline-soft); border-radius: var(--r-lg); }
table { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.43; letter-spacing: -0.14px; }
th, td { text-align: left; padding: 14px 20px; border-bottom: 1px solid var(--hairline-soft); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
thead th { background: var(--surface-soft); font-weight: 700; color: var(--ink); }
.specs th { font-weight: 700; color: var(--ink); width: 42%; background: none; }
.specs td { color: var(--charcoal); }

/* FAQ */
.faq { display: grid; gap: 12px; }
.faq details { border: 1px solid var(--hairline-soft); border-radius: var(--r-xl); padding: 0 24px; background: var(--canvas); }
.faq summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 24px 0; font-size: 18px; font-weight: 700; line-height: 1.44; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ''; width: 10px; height: 10px; border-right: 2px solid var(--steel); border-bottom: 2px solid var(--steel); transform: rotate(45deg); transition: transform .3s ease-in-out; flex: none; margin-top: -6px; }
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: 4px; }
.faq details p { padding: 0 0 24px; margin: 0; color: var(--charcoal); }

/* Forms */
.form { display: grid; gap: 16px; }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field label { display: block; font: 700 14px/1.43 var(--font); margin-bottom: 6px; color: var(--ink); }
.field label .opt { font-weight: 400; color: var(--stone); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 44px; padding: 12px; border: 1px solid var(--hairline); border-radius: var(--r-lg);
  font: 400 16px/1.5 var(--font); color: var(--ink); background: var(--canvas); letter-spacing: -0.16px;
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 0; border: 2px solid var(--fb-blue); padding: 11px; }
.field.err input, .field.err select { border-color: var(--critical-strong); }
.field .msg { display: none; font-size: 14px; color: var(--critical-strong); margin-top: 4px; }
.field.err .msg { display: block; }
.form-note { font-size: 12px; color: var(--stone); margin: 0; }
.form-status { font-size: 14px; font-weight: 700; margin: 0; }
.trust-list { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 8px; font-size: 14px; color: var(--charcoal); }
.trust-list li { display: flex; gap: 8px; align-items: center; }
.trust-list svg { width: 16px; height: 16px; color: var(--success); flex: none; }

/* Prose (guides) */
.prose { max-width: 760px; }
.prose h2 { font-size: 28px; font-weight: 500; line-height: 1.21; margin: 40px 0 16px; }
.prose p, .prose li { color: var(--ink); }
.prose a { color: var(--teal-ink); font-weight: 700; }
.prose table { margin: 0 0 16px; border: 1px solid var(--hairline-soft); border-radius: var(--r-lg); overflow: hidden; display: block; overflow-x: auto; }
.prose ol, .prose ul { padding-left: 20px; }
.prose li { margin-bottom: 8px; }
.answer-box { background: var(--surface-soft); border-radius: var(--r-xxl); padding: 32px; font-size: 18px; line-height: 1.44; }
.answer-box strong { display: block; font-size: 14px; color: var(--steel); margin-bottom: 8px; }

/* Footer */
.footer { border-top: 1px solid var(--hairline-soft); padding: 64px 0 120px; font-size: 14px; color: var(--steel); margin-top: 80px; }
.footer-grid { display: grid; grid-template-columns: 1.7fr repeat(5, 1fr); gap: 28px; }
.footer h4 { font: 700 14px/1.43 var(--font); color: var(--ink); margin: 0 0 12px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.footer a { color: var(--steel); text-decoration: none; }
.footer a:hover { color: var(--ink); }
.footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--hairline-soft); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: 12px; color: var(--stone); }

/* Sticky mobile action bar */
.mobile-bar { display: none; }
.fab-wa { position: fixed; right: 24px; bottom: 24px; width: 56px; height: 56px; border-radius: 50%; background: #25d366; display: grid; place-items: center; box-shadow: rgba(20,22,26,.3) 0 1px 4px 0; z-index: 40; }
.fab-wa svg { width: 28px; height: 28px; color: #fff; }

@media (max-width: 1023px) {
  .g4 { grid-template-columns: repeat(2, 1fr); }
  .g3 { grid-template-columns: repeat(2, 1fr); }
  .hero-band { grid-template-columns: 1fr; padding: 56px; min-height: 0; }
  .hero-art { max-width: 420px; }
  .hero-band h1 { font-size: 48px; line-height: 1.17; }
  .pdp, .pdp-body { grid-template-columns: 1fr; }
  .pdp-rail { position: static; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); } .footer-grid > :first-child { grid-column: 1 / -1; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .pills { display: none; }
  .menu-btn { display: inline-grid; }
  .nav-cta .btn { display: none; }
  .nav-cta { margin-left: auto; }
  .drawer { position: fixed; inset: 64px 0 0; background: var(--canvas); z-index: 49; padding: 24px 16px; overflow-y: auto; }
  .drawer.open { display: block; }
  .drawer ul { list-style: none; padding: 0; margin: 0 0 24px; }
  .drawer li a { display: block; padding: 16px 0; border-bottom: 1px solid var(--hairline-soft); font-size: 24px; font-weight: 500; text-decoration: none; }
}
@media (max-width: 767px) {
  :root { --gutter: 16px; }
  .section { padding: 56px 0; }
  .section-tight { padding: 40px 0; }
  h1, .display-lg { font-size: 36px; line-height: 1.22; }
  h2, .heading-lg { font-size: 28px; line-height: 1.25; }
  .hero-band { padding: 40px 24px; border-radius: var(--r-xxl); }
  .hero-band h1 { font-size: 36px; line-height: 1.2; }
  .hero-art { gap: 8px; }
  .g2, .g3 { grid-template-columns: 1fr; }
  .g4 { grid-template-columns: 1fr 1fr; gap: 16px; }
  .card, .soft-card { padding: 24px; border-radius: var(--r-xxl); }
  .promo-strip { grid-template-columns: 1fr; padding: 40px 24px; border-radius: var(--r-xxl); }
  .form .row { grid-template-columns: 1fr; }
  .pdp-rail h1 { font-size: 28px; }
  .footer-grid { grid-template-columns: repeat(3, 1fr); } .footer-grid > :first-child { grid-column: 1 / -1; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
  .promo { font-size: 12px; padding: 10px 16px; }
  .fab-wa { display: none; }
  .mobile-bar {
    display: grid; grid-template-columns: 1fr 1fr 1.3fr; gap: 8px; position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
    background: var(--canvas); padding: 10px 12px calc(10px + env(safe-area-inset-bottom)); box-shadow: rgba(20,22,26,.3) 0 -1px 4px 0;
  }
  .mobile-bar .btn { padding: 10px 6px; gap: 6px; font-size: 13px; }
  .product-card h3 { font-size: 16px; }
  .industry-card { min-height: 0; padding: 24px; }
  .stat strong { font-size: 36px; }
}
@media (max-width: 479px) {
  .hero-band h1 { font-size: 32px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

/* ===================== Motion layer =====================
   Reveal-on-scroll, kinetic hero, flow diagram, ticker, chain line, animated illustrations.
   Content is hidden before reveal only when JS is running (html.js), and all motion
   is switched off under prefers-reduced-motion. */
:root { --ease: cubic-bezier(.2, .7, .2, 1); }
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease) var(--d, 0ms), transform .8s var(--ease) var(--d, 0ms); }
.js .reveal.in { opacity: 1; transform: none; }
.hero-in { animation: heroIn .9s var(--ease) both; animation-delay: var(--d, 0ms); }
@keyframes heroIn { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }

/* Kinetic headline */
.kinetic { font-size: 72px; line-height: 1.05; letter-spacing: -1.5px; margin-top: 16px; }
.kinetic .kw { display: inline-block; animation: wordUp .9s var(--ease) both; animation-delay: var(--d); }
.kw-accent { background: linear-gradient(90deg, #27c5db, #a6f0fa 50%, #27c5db); background-size: 200% 100%; -webkit-background-clip: text; background-clip: text; color: transparent; animation: wordUp .9s var(--ease) both, shimmer 4s linear 1.5s infinite; animation-delay: var(--d), 1.5s; }
@keyframes wordUp { from { opacity: 0; transform: translateY(60%) rotate(4deg); filter: blur(6px); } to { opacity: 1; transform: none; filter: none; } }
@keyframes shimmer { to { background-position: -200% 0; } }
.h1-sub { display: block; font-size: 20px; font-weight: 500; line-height: 1.4; letter-spacing: 0; color: rgba(255,255,255,.75); margin-top: 16px; }

/* Hero glow follows the cursor (JS sets --mx/--my) */
.hero-glow { position: absolute; inset: 0; pointer-events: none; background: radial-gradient(420px circle at var(--mx, 70%) var(--my, 40%), rgba(39,197,219,.18), transparent 60%); transition: background .2s; }

/* Flow diagram: water travelling FILTER → SUPPLY → MONITOR → BUILD */
.flow-viz { position: relative; height: 520px; }
.flow-line { position: absolute; inset: 0; width: 100%; height: 100%; }
.flow-line path { animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -32; } }
.flow-node { position: absolute; display: flex; align-items: center; gap: 12px; text-decoration: none; color: #fff; }
.flow-art { width: 92px; height: 92px; border-radius: 24px; background: rgba(255,255,255,.08); backdrop-filter: blur(6px); border: 1px solid rgba(255,255,255,.12); display: grid; place-items: center; padding: 8px; animation: bob 5s ease-in-out infinite; transition: transform .3s var(--ease), background .3s; }
.flow-node:hover .flow-art { transform: scale(1.08); background: rgba(39,197,219,.18); }
.flow-art svg { width: 100%; height: 100%; }
.flow-label { font: 700 14px/1.3 var(--font); letter-spacing: .5px; text-transform: uppercase; }
.flow-label b { display: block; color: var(--primary); font-size: 12px; }
.flow-node.n0 { top: 0; left: 46%; } .flow-node.n1 { top: 24%; left: 4%; animation-delay: .4s; }
.flow-node.n2 { top: 50%; left: 50%; } .flow-node.n3 { top: 76%; left: 8%; }
.flow-node.n1 .flow-art { animation-delay: -1.2s; } .flow-node.n2 .flow-art { animation-delay: -2.4s; } .flow-node.n3 .flow-art { animation-delay: -3.6s; }
@keyframes bob { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

/* Infinite product ticker */
.ticker { padding: 32px 0 8px; overflow: hidden; display: grid; gap: 12px; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.ticker-track { display: flex; gap: 12px; width: max-content; animation: marquee 80s linear infinite; }
.ticker-track.reverse { animation-direction: reverse; animation-duration: 95s; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-track span { white-space: nowrap; padding: 10px 18px; border-radius: var(--r-full); border: 1px solid var(--hairline); font: 700 14px/1.43 var(--font); color: var(--ink); background: #fff; }
.ticker-track.reverse span { background: var(--surface-soft); border-color: transparent; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* Chain: four verticals connected by a line that fills as you scroll (JS sets --p) */
.chain { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.chain-line { position: absolute; left: 6%; right: 6%; top: 52px; height: 3px; background: var(--hairline-soft); border-radius: 3px; }
.chain-line span { display: block; height: 100%; width: calc(var(--p, 0) * 100%); background: linear-gradient(90deg, var(--primary), var(--primary-deep)); border-radius: 3px; box-shadow: 0 0 12px rgba(39,197,219,.6); }
.chain-card { position: relative; display: block; text-decoration: none; background: var(--canvas); border: 1px solid var(--hairline-soft); border-radius: var(--r-xxxl); padding: 24px; transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s; }
.chain-card:hover { transform: translateY(-8px); border-color: var(--primary); box-shadow: 0 24px 48px -24px rgba(15,29,40,.35); }
.chain-num { display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 50%; background: var(--ink-deep); color: var(--primary); font: 700 18px/1 var(--font); position: relative; z-index: 1; box-shadow: 0 0 0 8px #fff; }
.chain-arts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin: 20px 0 16px; }
.chain-arts span { background: var(--surface-soft); border-radius: var(--r-xl); aspect-ratio: 1; padding: 6px; transition: transform .4s var(--ease); }
.chain-card:hover .chain-arts span:nth-child(1) { transform: translateY(-6px) rotate(-4deg); }
.chain-card:hover .chain-arts span:nth-child(3) { transform: translateY(-6px) rotate(4deg); }
.chain-arts svg { width: 100%; height: 100%; }
.chain-card h3 { font-size: 28px; letter-spacing: 1px; }
.chain-title { font-weight: 700; color: var(--ink); margin: 6px 0 8px; font-size: 16px; }
.chain-card p { font-size: 14px; color: var(--charcoal); }
.chain-go { display: inline-flex; gap: 6px; align-items: center; font: 700 14px/1 var(--font); color: var(--teal-ink); }
.chain-card:hover .chain-go svg { transform: translateX(4px); }
.chain-go svg { transition: transform .3s var(--ease); }

/* Pillar showcase: sticky intro beside scrolling product cards */
.pillar-show { padding: 64px 0; border-top: 1px solid var(--hairline-soft); }
.pillar-show:nth-of-type(even) { background: linear-gradient(180deg, var(--surface-soft), #fff 70%); }
.pillar-grid { display: grid; grid-template-columns: 36fr 64fr; gap: 48px; align-items: start; }
.pillar-sticky { position: sticky; top: 104px; }
.pillar-num { display: block; font-size: 120px; font-weight: 700; line-height: 1; letter-spacing: -4px; background: linear-gradient(180deg, var(--primary), rgba(39,197,219,0)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.pillar-sticky h2 { font-size: 48px; letter-spacing: 2px; margin-top: -8px; }
.pillar-sticky p { color: var(--charcoal); }
.pillar-group + .pillar-group { margin-top: 40px; }
.pillar-group h3 { font-size: 20px; margin-bottom: 16px; }
.pillar-group h3 a { text-decoration: none; display: inline-flex; gap: 8px; align-items: center; }
.pillar-group h3 a:hover { color: var(--teal-ink); }

/* Product cards: lift, art float and tilt (JS adds tilt on fine pointers) */
.product-card { transition: transform .4s var(--ease); will-change: transform; }
.product-card:hover { transform: translateY(-6px); }
.product-card .thumb svg { transition: transform .6s var(--ease); }
.product-card:hover .thumb svg { transform: scale(1.08) rotate(-2deg); }
.product-card .meta { font-size: 13px; line-height: 1.45; }

/* Animated illustration parts */
.art-spin { animation: spin 6s linear infinite; }
.art-needle { animation: needle 3.5s ease-in-out infinite; }
.art-float { animation: floaty 2.6s ease-in-out infinite; }
.art-flow { animation: flowx 2s linear infinite; }
.art-blink { animation: blink 2.4s steps(2) infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes needle { 0%, 100% { transform: rotate(-60deg); } 50% { transform: rotate(50deg); } }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-34px); } }
@keyframes flowx { from { transform: translateX(-12px); opacity: .3; } 50% { opacity: 1; } to { transform: translateX(12px); opacity: .3; } }
@keyframes blink { 50% { opacity: .55; } }
.float-art svg { animation: bob 6s ease-in-out infinite; }
.hero-art > div { animation: bob 6s ease-in-out infinite; }
.hero-art > div:nth-child(2) { animation-delay: -2s; } .hero-art > div:nth-child(3) { animation-delay: -4s; }

/* Category pages */
.subnav { display: flex; gap: 8px; flex-wrap: wrap; padding-top: 24px; padding-bottom: 8px; }
.subnav a { padding: 8px 16px; border-radius: var(--r-full); border: 1px solid var(--hairline); text-decoration: none; font: 700 14px/1.43 var(--font); color: var(--ink); transition: background .2s, color .2s; }
.subnav a:hover, .subnav a[aria-current] { background: var(--ink-deep); color: #fff; border-color: var(--ink-deep); }
.item-list { display: grid; gap: 16px; }
.item-row { display: grid; grid-template-columns: 160px 1fr; gap: 24px; align-items: center; border: 1px solid var(--hairline-soft); border-radius: var(--r-xxl); padding: 16px; transition: border-color .3s, box-shadow .3s; }
.item-row:hover { border-color: var(--primary); box-shadow: 0 16px 40px -28px rgba(15,29,40,.45); }
.item-row .thumb { background: var(--surface-soft); border-radius: var(--r-xl); aspect-ratio: 1; padding: 12px; }
.item-row .thumb svg { width: 100%; height: 100%; }
.item-row p { color: var(--charcoal); margin: 6px 0 14px; }
.item-row .btn { min-height: 40px; padding: 10px 20px; }
.pillar-hero .hero-art div { aspect-ratio: 1 / 1.3; }

/* Header shrinks and gains a shadow after scrolling */
.nav { transition: box-shadow .3s; }
.nav.scrolled { box-shadow: 0 8px 24px -16px rgba(15,29,40,.35); }
.promo-flow { letter-spacing: 1px; }

@media (max-width: 1023px) {
  .kinetic { font-size: 56px; }
  .chain { grid-template-columns: repeat(2, 1fr); }
  .chain-line { display: none; }
  .pillar-grid { grid-template-columns: 1fr; gap: 24px; }
  .pillar-sticky { position: static; }
  .pillar-num { font-size: 80px; }
  .flow-viz { height: 420px; max-width: 480px; }
}
@media (max-width: 767px) {
  .kinetic { font-size: 40px; letter-spacing: -.5px; }
  .h1-sub { font-size: 16px; }
  .flow-viz { height: 360px; margin-top: 8px; }
  .flow-art { width: 72px; height: 72px; border-radius: 18px; }
  .flow-label { font-size: 12px; }
  .flow-node.n0 { left: 40%; } .flow-node.n2 { left: 44%; }
  .chain { grid-template-columns: 1fr; }
  .pillar-show { padding: 40px 0; }
  .pillar-sticky h2 { font-size: 36px; }
  .item-row { grid-template-columns: 96px 1fr; gap: 16px; padding: 12px; }
  .item-row .btn-row { gap: 8px; }
  .ticker-track span { font-size: 13px; padding: 8px 14px; }
  .promo-flow { display: block; }
  .promo-sep { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; }
  .hero-in, .kinetic .kw, .kw-accent, .ticker-track, .flow-art, .flow-line path, .art-spin, .art-needle, .art-float, .art-flow, .art-blink, .float-art svg, .hero-art > div { animation: none !important; }
  .flow-line circle { display: none; }
}

/* ===================== Fit & spacing pass ===================== */
/* Product/item card grid: 4 → 3 → 2 columns; compact 4:3 thumbnails */
.cards { grid-template-columns: repeat(4, 1fr); gap: 24px 20px; }
.pillar-hero ~ section .cards, .item-list ~ .cards { grid-template-columns: repeat(3, 1fr); }
.product-card .thumb { aspect-ratio: 4 / 3; padding: 16px; border-radius: var(--r-xxl); }
.product-card h3 { font-size: 16px; line-height: 1.4; margin: 14px 4px 4px; }
.product-card .meta { margin: 0 4px; color: var(--steel); }

/* Home pillar showcase: one card per category with its item list */
.group-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.group-card { display: flex; flex-direction: column; text-decoration: none; background: #fff; border: 1px solid var(--hairline-soft); border-radius: var(--r-xxl); padding: 24px; transition: transform .4s var(--ease), border-color .3s, box-shadow .4s var(--ease); }
.group-card:hover { transform: translateY(-6px); border-color: var(--primary); box-shadow: 0 24px 48px -28px rgba(15,29,40,.4); }
.group-art { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 18px; }
.group-art span { background: var(--surface-soft); border-radius: var(--r-xl); aspect-ratio: 1; padding: 6px; transition: transform .5s var(--ease); }
.group-art svg { width: 100%; height: 100%; }
.group-card:hover .group-art span:nth-child(2) { transform: translateY(-6px); }
.group-card h3 { font-size: 20px; line-height: 1.3; margin-bottom: 12px; }
.group-card ul { list-style: none; padding: 0; margin: 0 0 18px; display: flex; flex-wrap: wrap; gap: 6px; }
.group-card li { font-size: 13px; line-height: 1.3; padding: 6px 10px; border-radius: var(--r-full); background: var(--surface-soft); color: var(--ink); }
.group-card .chain-go { margin-top: auto; }

/* Rhythm: consistent section heads and readable line lengths */
.section-head h2 { max-width: 760px; }
.section-head .lead { margin-top: 12px; }
.pillar-sticky p { font-size: 16px; line-height: 1.6; }
.answer-box { line-height: 1.55; }
.lead { line-height: 1.55; }
p, li { text-wrap: pretty; }
h1, h2, h3 { text-wrap: balance; }

@media (max-width: 1279px) {
  .cards { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 1023px) {
  .group-cards { grid-template-columns: 1fr 1fr; }
  .pillar-sticky .btn-row { margin-bottom: 8px; }
}
@media (max-width: 767px) {
  body { font-size: 15px; }
  .section { padding: 48px 0; }
  .section-tight { padding: 32px 0; }
  .section-head { margin-bottom: 24px; }
  .lead, .subtitle-md { font-size: 16px; }
  .cards, .pillar-hero ~ section .cards, .item-list ~ .cards { grid-template-columns: 1fr 1fr; gap: 20px 12px; }
  .product-card .thumb { padding: 10px; border-radius: var(--r-xl); }
  .product-card h3 { font-size: 14px; margin: 10px 2px 2px; }
  .product-card .meta { font-size: 12px; margin: 0 2px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
  .group-cards { grid-template-columns: 1fr; gap: 14px; }
  .group-card { padding: 18px; }
  .group-art { grid-template-columns: repeat(3, 72px); }
  /* Chain becomes a compact 2×2 grid */
  .chain { grid-template-columns: 1fr 1fr; gap: 12px; }
  .chain-card { padding: 16px; border-radius: var(--r-xxl); }
  .chain-num { width: 40px; height: 40px; font-size: 14px; box-shadow: none; }
  .chain-arts { margin: 12px 0 10px; gap: 4px; }
  .chain-arts span { border-radius: 10px; padding: 3px; }
  .chain-card h3 { font-size: 20px; }
  .chain-title { font-size: 13px; line-height: 1.35; margin: 4px 0 10px; }
  .chain-card > p:not(.chain-title) { display: none; }
  .pillar-show { padding: 40px 0; }
  .pillar-num { font-size: 64px; letter-spacing: -2px; }
  .pillar-sticky h2 { font-size: 30px; }
  .pillar-sticky p { font-size: 15px; }
  .stats { gap: 20px 12px; }
  .stat strong { font-size: 32px; }
  .tile { padding: 22px 18px; }
  .industry-card h3 { font-size: 20px; }
  .card { padding: 20px; }
  .faq details { padding: 0 18px; }
  .faq summary { font-size: 16px; padding: 18px 0; }
  .promo-strip h2 { font-size: 26px; }
  .footer { padding-bottom: 110px; }
}
/* Keep the 4:3 thumbnail: position the art so its intrinsic size cannot stretch the box */
.product-card .thumb { position: relative; display: block; }
.product-card .thumb svg { position: absolute; inset: 8%; width: 84%; height: 84%; }
@media (min-width: 768px) { .cards-3 { grid-template-columns: repeat(3, 1fr); } }

/* Industry icons and new illustration motions */
.ind-icon { width: 36px; height: 36px; color: var(--teal-ink); margin-bottom: 14px; transition: transform .4s var(--ease); }
.industry-card.ind:hover .ind-icon { transform: scale(1.12) rotate(-4deg); }
.industry-card.ind h3 { font-size: 20px; }
.industry-card.ind { min-height: 0; padding-bottom: 72px; }
.ind-hero-icon { display: grid; place-items: center; }
.ind-hero-icon .ind-icon { width: 220px; height: 220px; color: var(--primary); stroke-width: 1; margin: 0; opacity: .9; animation: bob 6s ease-in-out infinite; }
.art-bubble circle { animation: bubble 3s ease-in infinite; }
.art-bubble circle:nth-child(2n) { animation-delay: -1s; } .art-bubble circle:nth-child(3n) { animation-delay: -2s; }
.art-spin-slow { animation: spin 14s linear infinite; }
.art-paddle { animation: paddle 2s ease-in-out infinite; }
@keyframes bubble { 0% { transform: translateY(12px); opacity: 0; } 30% { opacity: 1; } 100% { transform: translateY(-18px); opacity: 0; } }
@keyframes paddle { 0%, 100% { transform: rotate(0); } 50% { transform: rotate(-28deg); } }
@media (max-width: 767px) {
  .ind-hero-icon { display: none; }
  .industry-card.ind { padding: 18px 18px 60px; }
  .industry-card.ind h3 { font-size: 17px; }
  .industry-card.ind p { font-size: 13px; }
  .ind-icon { width: 30px; height: 30px; margin-bottom: 10px; }
  .industry-card .arrow { right: 14px; bottom: 14px; width: 34px; height: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  .art-bubble circle, .art-spin-slow, .art-paddle, .ind-hero-icon .ind-icon { animation: none !important; }
}


/* ===================== Clean type & performance pass =====================
   One type system on Inter: 600 for headings and UI, 400 for text, tight tracking on
   large sizes only. Decorative motion runs only while visible, and touch devices get
   lighter effects so scrolling never stalls. */
body { font-size: 16px; line-height: 1.6; letter-spacing: -0.011em; color: var(--ink); font-feature-settings: 'cv11'; }
h1, h2, h3, h4, .hero-display, .display-lg, .heading-lg, .heading-sm { font-feature-settings: normal; font-weight: 600; color: var(--ink-deep); }
h1, .display-lg { font-size: 48px; line-height: 1.12; letter-spacing: -0.03em; }
h2, .heading-lg { font-size: 34px; line-height: 1.2; letter-spacing: -0.025em; }
h3, .heading-sm { font-size: 20px; line-height: 1.35; letter-spacing: -0.015em; }
.subtitle-lg { font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }
.lead, .subtitle-md { font-size: 18px; line-height: 1.6; color: var(--charcoal); letter-spacing: -0.011em; }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--teal-ink); }
.btn, .pills a, .subnav a, .chips li, .badge, .field label, .ticker-track span, .promo, .group-card li, .footer h4, .chain-go, .flow-label, .tile h3, .faq summary, .trust-list li {
  font-family: var(--font); letter-spacing: -0.006em;
}
.btn { font-size: 15px; font-weight: 600; }
.pills a, .subnav a { font-size: 14px; font-weight: 500; padding: 8px 14px; }
.pills a[aria-current="page"], .subnav a[aria-current] { font-weight: 600; }
.badge { font-size: 12px; font-weight: 600; letter-spacing: 0; }
.promo { font-size: 13px; font-weight: 500; }
.promo-flow { font-weight: 600; letter-spacing: .08em; }
.logo { font-weight: 700; letter-spacing: -0.02em; }
.logo small { font-weight: 500; letter-spacing: 0; }
.field label { font-size: 14px; font-weight: 600; }
.field input, .field select, .field textarea { font-size: 16px; letter-spacing: -0.011em; }
.tile h3, .pillar-group h3, .group-card h3 { font-size: 18px; font-weight: 600; letter-spacing: -0.015em; }
.tile p, .group-card li { line-height: 1.5; }
.product-card h3 { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; }
.product-card .meta { font-size: 13px; line-height: 1.5; }
.faq summary { font-size: 17px; font-weight: 600; }
.ticker-track span { font-size: 14px; font-weight: 500; }
.chain-card h3 { font-size: 22px; letter-spacing: .04em; font-weight: 700; }
.chain-title { font-size: 15px; font-weight: 600; }
.chain-go { font-size: 14px; font-weight: 600; }
.stat strong { font-weight: 600; letter-spacing: -0.03em; }
.footer h4 { font-size: 14px; font-weight: 600; }
.footer { font-size: 14px; }
.kinetic { font-size: 64px; font-weight: 600; letter-spacing: -0.035em; line-height: 1.04; }
.h1-sub { font-size: 19px; font-weight: 500; letter-spacing: -0.01em; }
.hero-band h1:not(.kinetic) { font-size: 48px; line-height: 1.12; }
.pillar-num { font-weight: 700; }
.pillar-sticky h2 { font-size: 40px; font-weight: 700; letter-spacing: .02em; }
.prose h2 { font-size: 26px; font-weight: 600; letter-spacing: -0.02em; }
.answer-box { font-size: 17px; }
.industry-card.ind h3 { font-size: 18px; }
.flow-label { font-size: 13px; font-weight: 600; letter-spacing: .06em; }
.promo-strip h2 { font-size: 32px; }

/* Ticker: slow, readable drift (JS also sets duration from width for ~30px/s) */
.ticker-track { animation-duration: 420s; }
.ticker-track.reverse { animation-duration: 480s; }

/* Performance: no backdrop blur, no blur keyframes, decorative motion only while on screen */
.flow-art { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(255,255,255,.1); }
@keyframes wordUp { from { opacity: 0; transform: translateY(40%); } to { opacity: 1; transform: none; } }
.art-spin, .art-spin-slow, .art-needle, .art-float, .art-flow, .art-blink, .art-bubble circle, .art-paddle,
.float-art svg, .hero-art > div, .flow-art, .ind-hero-icon .ind-icon, .flow-line path { animation-play-state: paused; }
.in-view .art-spin, .in-view .art-spin-slow, .in-view .art-needle, .in-view .art-float, .in-view .art-flow, .in-view .art-blink,
.in-view .art-bubble circle, .in-view .art-paddle, .float-art.in-view svg, .in-view.hero-art > div, .in-view .flow-art,
.in-view .ind-icon, .in-view .flow-line path { animation-play-state: running; }
.product-card { will-change: auto; }

@media (max-width: 1023px) {
  .kinetic { font-size: 52px; }
  h1, .display-lg, .hero-band h1:not(.kinetic) { font-size: 40px; }
}
@media (max-width: 767px) {
  body { font-size: 15px; }
  h1, .display-lg, .hero-band h1:not(.kinetic) { font-size: 30px; line-height: 1.15; letter-spacing: -0.025em; }
  h2, .heading-lg { font-size: 25px; line-height: 1.22; }
  h3, .heading-sm { font-size: 18px; }
  .kinetic { font-size: 36px; letter-spacing: -0.03em; }
  .h1-sub { font-size: 16px; }
  .lead, .subtitle-md, .answer-box { font-size: 15.5px; line-height: 1.6; }
  .promo { font-size: 11px; padding: 8px 12px; }
  .promo-more { display: none; }
  .promo-flow { display: inline; letter-spacing: .06em; }
  .hero-band .badge { font-size: 11px; }
  .btn { font-size: 14px; padding: 13px 22px; }
  .btn-row .btn { flex: 1 1 auto; }
  .hero-band .btn-row .btn { flex: 0 0 auto; }
  .tile h3, .group-card h3, .pillar-group h3 { font-size: 16px; }
  .chain-card h3 { font-size: 17px; }
  .chain-title { font-size: 12.5px; }
  .pillar-sticky h2 { font-size: 28px; }
  .stat strong { font-size: 30px; }
  .faq summary { font-size: 15.5px; }
  .promo-strip h2 { font-size: 24px; }
  .industry-card.ind h3 { font-size: 16px; }
  .product-card h3 { font-size: 14px; }
  /* "Why Filtsap" tiles: single column, icon beside text */
  .grid.g4 > .tile { grid-column: 1 / -1; display: grid; grid-template-columns: 32px 1fr; column-gap: 14px; align-items: start; }
  .grid.g4 > .tile .tile-icon { grid-row: span 2; width: 28px; height: 28px; }
  .grid.g4 > .tile h3 { margin: 0 0 4px; }
  /* Lighter motion on phones */
  .ticker { padding-top: 24px; }
  .ticker-track.reverse { display: none; }
  .ticker { -webkit-mask-image: none; mask-image: none; }
  .flow-viz { height: 330px; }
  .group-art { display: none; }
}
@media (hover: none) {
  .product-card:hover, .chain-card:hover, .group-card:hover { transform: none; box-shadow: none; }
  .product-card:hover .thumb svg { transform: none; }
}
/* Quicker, subtler reveals so content never lags behind a fast scroll */
.js .reveal { transform: translateY(14px); transition-duration: .5s; }
@media (max-width: 767px) { .js .reveal { transition-delay: 0ms !important; } }
.promo a { margin-left: 6px; white-space: nowrap; }
.hero-in, .kinetic .kw { animation-duration: .6s; }

/* ===================== Product renders =====================
   Photoreal 3D renders (tools/render) on the same #f1f4f7 studio background as the cards. */
.thumb, .pdp-gallery, .chain-arts span, .group-art span, .hero-art > div, .flow-art { overflow: hidden; }
.product-card .thumb, .item-row .thumb, .pdp-gallery, .chain-arts span, .group-art span, .hero-art > div, .flow-art { padding: 0; }
.thumb img, .pdp-gallery img, .chain-arts img, .group-art img, .hero-art img, .flow-art img {
  display: block; width: 100%; height: 100%; object-fit: cover; border-radius: inherit; background: var(--surface-soft);
}
.product-card .thumb img { position: absolute; inset: 0; transition: transform .6s var(--ease); }
.product-card:hover .thumb img { transform: scale(1.05); }
.pdp-gallery { aspect-ratio: 4 / 3; }
.item-row .thumb { aspect-ratio: 4 / 3; }
.hero-art > div { aspect-ratio: 3 / 4; background: rgba(255,255,255,.06); }
.flow-art { width: 100px; height: 75px; border-radius: 18px; }
@media (max-width: 767px) { .flow-art { width: 80px; height: 60px; border-radius: 14px; } .item-row { grid-template-columns: 120px 1fr; } }

/* Footer: brand + 4 verticals + company in one row on desktop */
.footer-grid h4 a { color: var(--ink); }
.footer-grid li { line-height: 1.4; }
.footer-grid > :first-child p { max-width: 300px; }
@media (max-width: 1199px) and (min-width: 768px) { .footer-grid { grid-template-columns: repeat(3, 1fr); } .footer-grid > :first-child { grid-column: 1 / -1; } }
@media (max-width: 767px) { .footer-grid { grid-template-columns: 1fr 1fr; } }