:root {
  --ink: #0d1718;
  --navy: #071719;
  --navy-soft: #0b2224;
  --paper: #f5f7f2;
  --white: #ffffff;
  --muted: #697777;
  --line: #dce4df;
  --green: #b8f03a;
  --green-deep: #8fca17;
  --aqua: #5ed8c6;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.section { padding-block: 112px; }

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  height: 86px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  width: min(1280px, calc(100% - 48px));
  margin-inline: auto;
  color: white;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.brand { display: inline-flex; align-items: center; gap: 11px; width: fit-content; }
.brand > span:last-child { display: flex; flex-direction: column; line-height: .86; }
.brand strong { font-size: 20px; letter-spacing: .14em; }
.brand small { margin-top: 7px; font-size: 8px; letter-spacing: .32em; color: var(--green); }
.brand-mark { position: relative; width: 31px; height: 31px; border: 1px solid rgba(255,255,255,.38); border-radius: 50%; }
.brand-mark i { position: absolute; left: 7px; width: 17px; height: 6px; border: 2px solid var(--green); border-left: 0; border-bottom: 0; transform: skewX(-26deg); }
.brand-mark i:first-child { top: 7px; }
.brand-mark i:last-child { bottom: 7px; transform: rotate(180deg) skewX(-26deg); }
.main-nav { display: flex; align-items: center; gap: 34px; font-size: 13px; color: rgba(255,255,255,.72); }
.main-nav a, .header-cta { transition: color .2s ease; }
.main-nav a:hover { color: white; }
.header-cta { justify-self: end; font-size: 13px; font-weight: 700; color: var(--green); }
.header-cta span { margin-left: 8px; }

.hero {
  position: relative;
  min-height: 860px;
  overflow: hidden;
  background: var(--navy);
  color: white;
  padding-top: 86px;
}
.hero::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4,18,19,.98) 0%, rgba(4,18,19,.93) 30%, rgba(4,18,19,.73) 49%, rgba(4,18,19,.22) 77%, rgba(4,18,19,.38) 100%),
    linear-gradient(180deg, rgba(2,14,15,.25) 0%, transparent 55%, rgba(2,14,15,.72) 100%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  z-index: 1;
  inset: auto 0 0;
  height: 150px;
  background: linear-gradient(transparent, rgba(3,15,16,.45));
  pointer-events: none;
}
.hero-photo {
  position: absolute;
  inset: 0;
  background-image: url("/aquaflow-industrial-hero.webp");
  background-position: center center;
  background-size: cover;
  transform: scale(1.015);
}
.hero-grid, .contact-grid {
  position: absolute;
  inset: 0;
  opacity: .18;
  background-image: linear-gradient(rgba(126,225,197,.12) 1px, transparent 1px), linear-gradient(90deg, rgba(126,225,197,.12) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at 72% 46%, black, transparent 67%);
}
.hero-grid { z-index: 1; opacity: .11; }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.hero-glow-one { width: 600px; height: 600px; right: -170px; top: 100px; background: radial-gradient(circle, rgba(94,216,198,.1), transparent 67%); }
.hero-glow-two { width: 420px; height: 420px; left: -250px; bottom: -180px; background: radial-gradient(circle, rgba(184,240,58,.08), transparent 67%); }
.hero-content { position: relative; z-index: 2; display: grid; grid-template-columns: 1.06fr .94fr; align-items: center; min-height: 680px; padding-top: 38px; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin: 0 0 24px; color: rgba(255,255,255,.6); font-size: 11px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.eyebrow span { width: 28px; height: 2px; background: var(--green); }
.eyebrow.dark { color: #6b7875; }
.hero h1, .section-heading h2, .strengths-intro h2, .contact h2, .faq h2 {
  margin: 0;
  font-size: clamp(46px, 5.5vw, 78px);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 650;
}
.hero h1 em, .section-heading h2 em, .strengths-intro h2 em { color: var(--green); font-style: normal; font-weight: 400; }
.hero-lead { max-width: 615px; margin: 30px 0 0; color: rgba(255,255,255,.67); font-size: 18px; line-height: 1.65; }
.hero-actions { display: flex; gap: 14px; margin-top: 38px; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; padding: 0 24px; border: 1px solid rgba(255,255,255,.24); font-size: 13px; font-weight: 700; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #102010; background: var(--green); border-color: var(--green); }
.button-primary span { margin-left: 20px; font-size: 18px; }
.button-ghost { color: white; background: rgba(255,255,255,.03); }

.industry-stamp {
  position: relative;
  z-index: 2;
  align-self: end;
  justify-self: end;
  display: flex;
  flex-direction: column;
  width: 300px;
  margin-bottom: 62px;
  padding: 24px 26px;
  background: rgba(5,23,24,.76);
  border: 1px solid rgba(255,255,255,.2);
  border-left: 3px solid var(--green);
  backdrop-filter: blur(12px);
  box-shadow: 0 22px 60px rgba(0,0,0,.26);
}
.industry-stamp span { margin-bottom: 15px; color: var(--green); font-size: 8px; font-weight: 700; letter-spacing: .18em; }
.industry-stamp strong { padding: 8px 0; border-top: 1px solid rgba(255,255,255,.11); color: rgba(255,255,255,.86); font-size: 12px; font-weight: 600; }

.trust-bar { position: relative; z-index: 3; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.14); color: rgba(255,255,255,.64); }
.trust-bar span { display: flex; align-items: center; min-height: 84px; padding: 0 24px; border-right: 1px solid rgba(255,255,255,.1); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; }
.trust-bar span::before { content: ""; width: 6px; height: 6px; margin-right: 12px; background: var(--green); }
.trust-bar span:last-child { border-right: 0; }

.section-heading { position: relative; }
.section-heading h2, .strengths-intro h2, .faq h2 { font-size: clamp(40px, 4.3vw, 62px); }
.split-heading { display: grid; grid-template-columns: 1.3fr .7fr; gap: 80px; align-items: end; margin-bottom: 60px; }
.split-heading > p, .heading-copy { color: var(--muted); font-size: 16px; line-height: 1.75; }
.heading-copy { max-width: 480px; margin: 24px 0 0; }

.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.audience-card { position: relative; overflow: hidden; min-height: 565px; padding: 54px; color: white; background: var(--navy); }
.audience-card::before, .audience-card::after { content: ""; position: absolute; pointer-events: none; }
.audience-card::before { width: 390px; height: 390px; right: -135px; bottom: -165px; border: 1px solid rgba(255,255,255,.13); border-radius: 50%; box-shadow: 0 0 0 60px rgba(255,255,255,.025), 0 0 0 120px rgba(255,255,255,.02); }
.audience-card::after { width: 140px; height: 140px; right: 65px; bottom: 45px; background: radial-gradient(circle, rgba(184,240,58,.19), transparent 68%); }
.audience-commercial { background: #123c3a; }
.card-kicker { display: block; margin-bottom: 32px; color: var(--green); font-size: 9px; font-weight: 700; letter-spacing: .18em; }
.audience-card h3 { margin: 0; font-size: 35px; line-height: 1.12; letter-spacing: -.035em; }
.audience-card > p { max-width: 465px; margin: 24px 0 28px; color: rgba(255,255,255,.63); line-height: 1.65; }
.audience-card ul { position: relative; z-index: 1; list-style: none; padding: 0; margin: 0; }
.audience-card li { position: relative; padding: 10px 0 10px 21px; color: rgba(255,255,255,.83); font-size: 13px; }
.audience-card li::before { content: ""; position: absolute; left: 0; top: 16px; width: 6px; height: 6px; background: var(--green); }
.audience-card > a { position: absolute; z-index: 2; left: 54px; bottom: 48px; color: white; font-size: 13px; font-weight: 700; }
.audience-card > a span { color: var(--green); margin-left: 12px; }

.services { background: white; }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 60px; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.service-card { position: relative; min-height: 305px; padding: 38px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.service-card:hover { z-index: 2; transform: translateY(-5px); background: #fbfcf8; box-shadow: 0 22px 60px rgba(21,42,37,.09); }
.service-number { color: var(--green-deep); font-size: 10px; font-weight: 800; letter-spacing: .12em; }
.service-card h3 { max-width: 270px; margin: 31px 0 17px; font-size: 22px; line-height: 1.15; letter-spacing: -.025em; }
.service-card > p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 25px; }
.tag-list span { padding: 7px 9px; background: #eef2ed; color: #65706c; font-size: 9px; letter-spacing: .03em; }

.strengths { background: var(--navy); color: white; }
.strengths-layout { display: grid; grid-template-columns: .92fr 1.08fr; gap: 100px; }
.strengths-intro { position: sticky; top: 60px; align-self: start; }
.strengths-intro h2 em { display: block; margin-top: 8px; }
.strengths-intro > p:last-of-type { max-width: 480px; margin: 28px 0 0; color: rgba(255,255,255,.61); font-size: 16px; line-height: 1.75; }
.credential-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 38px; }
.credential-row span { padding: 9px 10px; border: 1px solid rgba(255,255,255,.15); color: rgba(255,255,255,.5); font-size: 8px; letter-spacing: .11em; }
.strength-list article { display: grid; grid-template-columns: 48px 1fr; gap: 22px; padding: 30px 0; border-top: 1px solid rgba(255,255,255,.14); }
.strength-list article:last-child { border-bottom: 1px solid rgba(255,255,255,.14); }
.strength-list article > span { color: var(--green); font-size: 10px; font-weight: 700; }
.strength-list h3 { margin: 0 0 10px; font-size: 20px; letter-spacing: -.02em; }
.strength-list p { margin: 0; color: rgba(255,255,255,.57); font-size: 14px; line-height: 1.7; }

.about-owner { display: grid; grid-template-columns: 1.08fr .92fr; gap: 110px; align-items: center; }
.about-owner-copy h2, .about-page-hero h1, .about-story h2 {
  margin: 0;
  font-size: clamp(40px, 4.3vw, 62px);
  line-height: 1;
  letter-spacing: -.05em;
}
.about-owner-copy h2 em { color: var(--green-deep); font-style: normal; font-weight: 400; }
.about-owner-copy > p:not(.eyebrow) { max-width: 650px; margin: 20px 0 0; color: var(--muted); font-size: 15px; line-height: 1.75; }
.about-owner-copy .about-owner-lead { margin-top: 30px; color: #40504d; font-size: 17px; }
.about-owner-lead strong { color: var(--ink); }
.about-link { display: inline-flex; align-items: center; gap: 24px; margin-top: 34px; padding-bottom: 8px; border-bottom: 1px solid #9eaaa5; font-size: 13px; font-weight: 800; }
.about-link span { color: var(--green-deep); font-size: 18px; }
.owner-card { position: relative; overflow: hidden; min-height: 470px; padding: 52px; background: #123c3a; color: white; }
.owner-card::after { content: "AF"; position: absolute; right: -22px; bottom: -50px; color: rgba(255,255,255,.035); font-size: 210px; font-weight: 900; letter-spacing: -.13em; }
.owner-card-label { color: var(--green); font-size: 9px; font-weight: 800; letter-spacing: .18em; }
.owner-card h3 { position: relative; z-index: 1; margin: 38px 0 20px; font-size: 54px; line-height: .9; letter-spacing: -.055em; }
.owner-card p { position: relative; z-index: 1; max-width: 420px; margin: 0; color: rgba(255,255,255,.64); font-size: 14px; line-height: 1.7; }
.owner-card ul { position: relative; z-index: 1; list-style: none; margin: 28px 0 0; padding: 22px 0 0; border-top: 1px solid rgba(255,255,255,.15); }
.owner-card li { position: relative; padding: 6px 0 6px 18px; color: rgba(255,255,255,.84); font-size: 12px; line-height: 1.5; }
.owner-card li::before { content: ""; position: absolute; left: 0; top: 13px; width: 6px; height: 6px; background: var(--green); }

.about-page-hero { position: relative; overflow: hidden; min-height: 590px; padding-top: 86px; background: var(--navy); color: white; }
.about-page-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 78% 50%, rgba(94,216,198,.2), transparent 34%), linear-gradient(90deg, transparent 49.8%, rgba(255,255,255,.06) 50%, transparent 50.2%); }
.about-page-hero .hero-grid { z-index: 0; }
.about-page-hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr .85fr; gap: 90px; align-items: end; min-height: 500px; padding-block: 90px 70px; }
.about-page-hero h1 { font-size: clamp(50px, 6vw, 82px); }
.about-page-hero h1 em { display: block; color: var(--green); font-style: normal; font-weight: 400; }
.about-page-hero-copy { align-self: end; padding-bottom: 4px; }
.about-page-hero-copy p { margin: 0; color: rgba(255,255,255,.65); font-size: 17px; line-height: 1.75; }
.about-page-hero-copy strong { color: white; }
.about-story { display: grid; grid-template-columns: .82fr 1.18fr; gap: 110px; }
.about-story-copy > p { margin: 0 0 22px; color: var(--muted); font-size: 16px; line-height: 1.8; }
.about-story-copy > p:first-child { color: #3d4c49; font-size: 19px; }
.about-principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin-top: 48px; background: var(--line); border: 1px solid var(--line); }
.about-principles article { padding: 30px; background: white; }
.about-principles span { color: var(--green-deep); font-size: 9px; font-weight: 800; }
.about-principles h3 { margin: 20px 0 12px; font-size: 17px; }
.about-principles p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }

.process-grid { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: process; }
.process-grid::before { content: ""; position: absolute; left: 5px; right: 5px; top: 17px; height: 1px; background: var(--line); }
.process-grid article { position: relative; padding: 0 32px 0 0; }
.process-grid article::before { content: ""; display: block; width: 10px; height: 10px; margin: 12px 0 34px; background: var(--paper); border: 3px solid var(--green-deep); border-radius: 50%; box-shadow: 0 0 0 8px var(--paper); }
.process-grid span { position: absolute; top: 4px; right: 32px; color: #a1aca8; font-size: 9px; font-weight: 700; }
.process-grid h3 { margin: 0 0 13px; font-size: 18px; }
.process-grid p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.7; }

.faq { display: grid; grid-template-columns: .68fr 1.32fr; gap: 100px; padding-top: 18px; }
.faq-list { border-top: 1px solid #cfd9d3; }
.faq-list details { border-bottom: 1px solid #cfd9d3; }
.faq-list summary { display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 14px; min-height: 92px; cursor: pointer; list-style: none; font-size: 17px; font-weight: 700; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary span { color: var(--green-deep); font-size: 9px; }
.faq-list summary b { font-size: 22px; font-weight: 300; transition: transform .2s ease; }
.faq-list details[open] summary b { transform: rotate(45deg); }
.faq-list details p { margin: -8px 0 28px 58px; color: var(--muted); font-size: 14px; line-height: 1.75; }

.contact { position: relative; overflow: hidden; margin-top: 112px; padding-block: 100px; background: #0b2526; color: white; }
.contact-grid { opacity: .3; mask-image: linear-gradient(90deg, black, transparent 75%); }
.contact-layout { position: relative; display: grid; grid-template-columns: 1fr .88fr; gap: 90px; align-items: center; }
.contact h2 { max-width: 650px; }
.contact-layout > div:first-child > p:last-child { max-width: 530px; margin-top: 26px; color: rgba(255,255,255,.61); font-size: 17px; line-height: 1.7; }
.contact-panel { padding: 48px; background: rgba(4,20,21,.62); border: 1px solid rgba(255,255,255,.16); backdrop-filter: blur(10px); }
.contact-label { color: var(--green); font-size: 9px; font-weight: 700; letter-spacing: .18em; }
.contact-panel h3 { margin: 23px 0 33px; font-size: 30px; line-height: 1.12; letter-spacing: -.03em; }
.contact-links { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255,255,255,.13); }
.contact-links > a, .contact-links > div { display: flex; min-height: 72px; flex-direction: column; justify-content: center; gap: 6px; padding: 17px; background: #102e2f; }
.contact-links > a { transition: background .2s ease; }
.contact-links > a:hover { background: #174143; }
.contact-links span { color: rgba(255,255,255,.45); font-size: 9px; text-transform: uppercase; letter-spacing: .12em; }
.contact-links strong { font-size: 13px; }

.footer { background: #061213; color: white; }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; gap: 34px; align-items: center; min-height: 118px; }
.brand-footer { justify-self: start; }
.footer-contact { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 12px; margin: 0; color: rgba(255,255,255,.52); font-size: 10px; font-style: normal; line-height: 1.6; }
.footer-contact a { color: rgba(255,255,255,.78); transition: color .2s ease; }
.footer-contact a:hover { color: var(--green); }
.footer > .footer-inner > a:last-child { justify-self: end; color: rgba(255,255,255,.57); font-size: 11px; }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .main-nav { display: none; }
  .hero { min-height: auto; }
  .hero-content { grid-template-columns: 1fr; padding-top: 92px; padding-bottom: 45px; }
  .industry-stamp { justify-self: start; width: 290px; margin: 45px 0 12px; }
  .trust-bar { grid-template-columns: 1fr 1fr; }
  .split-heading { grid-template-columns: 1fr; gap: 25px; }
  .audience-card { padding: 40px; }
  .audience-card > a { left: 40px; }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .strengths-layout { grid-template-columns: 1fr; gap: 55px; }
  .strengths-intro { position: static; }
  .about-owner, .about-story, .about-page-hero-inner { grid-template-columns: 1fr; gap: 55px; }
  .about-page-hero-inner { align-items: end; padding-top: 120px; }
  .about-principles { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 45px 0; }
  .process-grid::before { display: none; }
  .faq { grid-template-columns: 1fr; gap: 45px; }
  .contact-layout { grid-template-columns: 1fr; gap: 50px; }
}

@media (max-width: 680px) {
  .wrap { width: min(100% - 28px, 1180px); }
  .section { padding-block: 78px; }
  .site-header { width: calc(100% - 28px); height: 72px; }
  .header-cta { font-size: 0; }
  .header-cta span { display: grid; place-items: center; width: 36px; height: 36px; margin: 0; border: 1px solid rgba(255,255,255,.3); font-size: 16px; }
  .hero { padding-top: 72px; }
  .hero-content { min-height: auto; padding-top: 74px; }
  .hero::before { background: linear-gradient(90deg, rgba(4,18,19,.96), rgba(4,18,19,.77)), linear-gradient(180deg, transparent 42%, rgba(2,14,15,.82)); }
  .hero-photo { background-position: 64% center; }
  .hero h1 { font-size: 45px; }
  .hero-lead { font-size: 16px; }
  .hero-actions { flex-direction: column; }
  .industry-stamp { width: 100%; margin-top: 36px; }
  .trust-bar { grid-template-columns: 1fr; }
  .trust-bar span { min-height: 54px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.08); }
  .audience-grid { grid-template-columns: 1fr; }
  .audience-card { min-height: 610px; padding: 34px 28px; }
  .audience-card > a { left: 28px; bottom: 38px; }
  .audience-card h3 { font-size: 31px; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { min-height: auto; }
  .owner-card { min-height: auto; padding: 38px 30px; }
  .owner-card h3 { font-size: 46px; }
  .about-page-hero { min-height: auto; padding-top: 72px; }
  .about-page-hero-inner { min-height: auto; padding-block: 95px 70px; }
  .process-grid { grid-template-columns: 1fr; gap: 38px; }
  .process-grid article::before { margin-bottom: 22px; }
  .faq-list summary { grid-template-columns: 32px 1fr auto; font-size: 15px; }
  .faq-list details p { margin-left: 46px; }
  .contact { margin-top: 60px; padding-block: 78px; }
  .contact-panel { padding: 30px 24px; }
  .footer-inner { grid-template-columns: 1fr auto; }
  .footer-contact { grid-column: 1 / -1; justify-content: flex-start; padding-bottom: 24px; }
  .footer-contact span[aria-hidden="true"] { display: none; }
}

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