/*
  831 Installation commercial public pages.
  This layer extends public.css without changing portal or authenticated UI styles.
*/
:root {
  --commercial-ink: #17131b;
  --commercial-plum: #2a1435;
  --commercial-plum-2: #452057;
  --commercial-violet: #8b3fc4;
  --commercial-violet-light: #d9b8ec;
  --commercial-cream: #f7f4f1;
  --commercial-mist: #f5f3f7;
  --commercial-line: #ded8e2;
  --commercial-white: #ffffff;
}

.commercial-site {
  color: var(--commercial-ink);
  background: var(--commercial-white);
  font-size: 16px;
}

.commercial-site h1,
.commercial-site h2,
.commercial-site h3 {
  text-wrap: balance;
}

.commercial-site p {
  text-wrap: pretty;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 2000;
  padding: 10px 14px;
  border-radius: 8px;
  color: #fff;
  background: var(--commercial-plum);
}

.skip-link:focus { top: 12px; }

.commercial-header {
  color: #fff;
  border-bottom-color: rgba(255,255,255,.12);
  background: rgba(30, 15, 38, .95);
  backdrop-filter: blur(14px) saturate(1.2);
}

.commercial-header .brand img {
  box-shadow: none;
  background: #fff;
}

.brand-copy {
  display: grid;
  line-height: 1.08;
}

.commercial-header .brand-title {
  color: #fff;
  font-size: 1.08rem;
}

.brand-subtitle {
  margin-top: 4px;
  color: rgba(255,255,255,.67);
  font-size: .67rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}

.commercial-header .nav-links a {
  color: rgba(255,255,255,.78);
  font-size: .9rem;
}

.commercial-header .nav-links a:hover,
.commercial-header .nav-links a.is-active {
  color: #fff;
  background: rgba(255,255,255,.10);
}

.commercial-header .btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.25);
}

.commercial-header .btn-ghost:hover {
  background: rgba(255,255,255,.10);
}

.commercial-header .nav-toggle {
  color: #fff;
  border-color: rgba(255,255,255,.25);
  background: rgba(255,255,255,.08);
}

.commercial-kicker {
  display: inline-block;
  color: #6b218d;
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: .13em;
  text-transform: uppercase;
}

.commercial-kicker-light { color: #e7c9f4; }

.commercial-hero {
  position: relative;
  min-height: min(760px, calc(100svh - 68px));
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--commercial-plum);
}

.commercial-hero-media,
.commercial-hero-media img,
.commercial-hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.commercial-hero-media img {
  object-fit: cover;
  object-position: center;
}

.commercial-hero-overlay {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(17, 10, 21, .95) 0%, rgba(28, 13, 34, .80) 39%, rgba(28, 13, 34, .28) 68%, rgba(28, 13, 34, .12) 100%),
    linear-gradient(0deg, rgba(17,10,21,.35), transparent 42%);
}

.commercial-hero-content {
  position: relative;
  z-index: 2;
  padding-top: clamp(72px, 10vw, 128px);
  padding-bottom: clamp(72px, 10vw, 128px);
}

.commercial-hero-content > * { max-width: 760px; }

.commercial-hero h1 {
  margin: 16px 0 20px;
  color: #fff;
  font-size: clamp(2.55rem, 6.6vw, 5.8rem);
  line-height: .98;
  letter-spacing: -.045em;
}

.commercial-hero p {
  max-width: 680px;
  margin: 0;
  color: rgba(255,255,255,.83);
  font-size: clamp(1rem, 1.7vw, 1.3rem);
  line-height: 1.65;
}

.commercial-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.btn-large { padding: 13px 20px; }

.commercial-site .btn-primary {
  background: var(--commercial-violet);
  box-shadow: 0 12px 30px rgba(74, 28, 100, .25);
}

.commercial-site .btn-primary:hover {
  background: #7532a9;
  transform: translateY(-1px);
}

.btn-glass {
  color: #fff;
  border-color: rgba(255,255,255,.38);
  background: rgba(255,255,255,.08);
}

.btn-glass:hover { background: rgba(255,255,255,.16); }

.btn-secondary {
  color: var(--commercial-plum);
  border-color: #cdbfd2;
  background: #fff;
}

.btn-secondary:hover { border-color: var(--commercial-violet); }

.btn-light {
  flex: 0 0 auto;
  color: var(--commercial-plum);
  background: #fff;
  padding: 13px 20px;
}

.proof-strip {
  color: #fff;
  background: var(--commercial-plum);
  border-top: 1px solid rgba(255,255,255,.10);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.proof-grid > div {
  min-width: 0;
  padding: 23px 22px;
  border-left: 1px solid rgba(255,255,255,.12);
}

.proof-grid > div:last-child { border-right: 1px solid rgba(255,255,255,.12); }
.proof-grid strong, .proof-grid span { display: block; }
.proof-grid strong { font-size: .93rem; }
.proof-grid span { margin-top: 4px; color: rgba(255,255,255,.62); font-size: .76rem; }

.commercial-section {
  padding: clamp(68px, 8vw, 112px) 0;
}

.commercial-section-soft { background: var(--commercial-mist); }

.commercial-section-dark {
  color: #fff;
  background: var(--commercial-plum);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, .7fr);
  gap: clamp(30px, 6vw, 80px);
  align-items: end;
  margin-bottom: 42px;
}

.section-heading h2,
.split-layout h2,
.coverage-grid h2,
.commercial-cta-inner h2 {
  margin: 10px 0 0;
  font-size: clamp(2rem, 4vw, 3.65rem);
  line-height: 1.06;
  letter-spacing: -.035em;
}

.section-heading p,
.lead-copy,
.coverage-grid p {
  margin: 0;
  color: #645d67;
  font-size: 1.06rem;
  line-height: 1.75;
}

.section-heading-light p { color: rgba(255,255,255,.68); }

.capability-grid,
.audience-grid,
.principle-grid,
.region-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.commercial-card {
  display: block;
  min-width: 0;
  padding: 26px;
  border: 1px solid var(--commercial-line);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(25, 16, 29, .06);
}

a.commercial-card {
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

a.commercial-card:hover {
  transform: translateY(-3px);
  border-color: #b988d0;
  box-shadow: 0 22px 45px rgba(42, 20, 53, .11);
}

.commercial-card h3 {
  margin: 22px 0 10px;
  font-size: 1.28rem;
}

.commercial-card p { margin: 0; color: #6d6570; }
.card-number, .principle-grid article > span { color: #8c4bad; font-weight: 900; letter-spacing: .08em; }
.text-link { display: inline-block; margin-top: 22px; color: #6b218d; font-weight: 900; }
.text-link-light { color: #e8cef4; }

.market-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, .75fr);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 24px;
  background: rgba(255,255,255,.05);
}

.market-feature picture { min-height: 420px; }
.market-feature img { width: 100%; height: 100%; object-fit: cover; }
.market-feature-copy { align-self: center; padding: clamp(28px, 5vw, 56px); }
.market-feature-copy h3 { margin: 10px 0 16px; font-size: clamp(1.8rem, 3vw, 2.65rem); line-height: 1.08; }
.market-feature-copy p { color: rgba(255,255,255,.68); line-height: 1.7; }

.market-links {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin-top: 18px;
  border-top: 1px solid rgba(255,255,255,.15);
  border-bottom: 1px solid rgba(255,255,255,.15);
}

.market-links a {
  padding: 18px 13px;
  color: rgba(255,255,255,.75);
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.13);
}

.market-links a:last-child { border-right: none; }
.market-links a:hover { color: #fff; background: rgba(255,255,255,.07); }

.split-layout,
.coverage-grid,
.coverage-page-grid {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(360px, 1.15fr);
  gap: clamp(44px, 8vw, 110px);
  align-items: center;
}

.split-layout .btn,
.coverage-grid .btn { margin-top: 26px; }

.workflow-list {
  padding: 0;
  margin: 0;
  list-style: none;
  border-top: 1px solid var(--commercial-line);
}

.workflow-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid var(--commercial-line);
}

.workflow-list li > span { color: #8c4bad; font-weight: 900; }
.workflow-list strong { font-size: 1.08rem; }
.workflow-list p { margin: 5px 0 0; color: #6d6570; }

.coverage-panel {
  padding: clamp(68px, 8vw, 112px) 0;
  background: var(--commercial-cream);
}

.coverage-map {
  position: relative;
  min-height: 390px;
  overflow: hidden;
  border: 1px solid #cfbfca;
  border-radius: 26px;
  background:
    radial-gradient(circle at 52% 52%, rgba(139,63,196,.15), transparent 32%),
    linear-gradient(145deg, #fff, #eee7ed);
}

.coverage-state {
  position: absolute;
  display: grid;
  place-items: center;
  width: 72px;
  height: 58px;
  color: #50325c;
  font-size: .82rem;
  font-weight: 900;
  letter-spacing: .08em;
  border: 1px solid #cdbfd2;
  border-radius: 14px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 10px 28px rgba(42,20,53,.08);
}

.coverage-state.is-home {
  z-index: 2;
  color: #fff;
  border-color: var(--commercial-violet);
  background: var(--commercial-violet);
}

.state-wi { left: 25%; top: 12%; }
.state-mi { right: 18%; top: 11%; }
.state-il { left: 18%; top: 42%; }
.state-in { left: 47%; top: 43%; }
.state-oh { right: 15%; top: 43%; }
.state-mo { left: 18%; bottom: 11%; }
.state-ky { right: 24%; bottom: 9%; }

.coverage-pulse {
  position: absolute;
  left: calc(47% + 19px);
  top: calc(43% + 12px);
  width: 36px;
  height: 36px;
  border: 2px solid rgba(139,63,196,.45);
  border-radius: 50%;
  animation: coverage-pulse 2.6s ease-out infinite;
}

@keyframes coverage-pulse {
  from { transform: scale(1); opacity: 1; }
  to { transform: scale(5); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .coverage-pulse { animation: none; }
  a.commercial-card, .commercial-site .btn { transition: none; }
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, .78fr) minmax(420px, 1.22fr);
  gap: clamp(36px, 7vw, 88px);
  align-items: start;
}

.contact-panel h2 { margin: 10px 0 18px; font-size: clamp(2.1rem, 4vw, 3.8rem); line-height: 1.05; letter-spacing: -.04em; }
.contact-direct { display: grid; gap: 8px; margin-top: 24px; font-weight: 850; }

.commercial-form {
  display: grid;
  gap: 18px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--commercial-line);
  border-radius: 22px;
  background: var(--commercial-mist);
}

.commercial-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.commercial-form label {
  display: block;
  margin-bottom: 6px;
  font-size: .8rem;
  font-weight: 900;
  letter-spacing: .04em;
}

.commercial-form .input,
.commercial-form textarea {
  border-color: #d5ccd8;
  border-radius: 10px;
}

.page-hero {
  padding: clamp(64px, 9vw, 120px) 0;
  background:
    radial-gradient(700px 350px at 85% -10%, rgba(160,92,198,.20), transparent 70%),
    var(--commercial-cream);
}

.page-hero-copy { max-width: 980px; }
.page-hero h1 { max-width: 940px; margin: 13px 0 22px; font-size: clamp(2.75rem, 6vw, 5.6rem); line-height: .98; letter-spacing: -.045em; }
.page-hero p { max-width: 790px; margin: 0; color: #645d67; font-size: clamp(1.05rem, 1.7vw, 1.28rem); line-height: 1.7; }
.page-hero .btn { margin-top: 28px; }

.breadcrumbs {
  display: flex;
  gap: 8px;
  margin-bottom: 34px;
  color: #746d77;
  font-size: .82rem;
  font-weight: 750;
}

.breadcrumbs a:hover { color: #6b218d; }
.page-hero-split { padding: clamp(50px, 7vw, 90px) 0; }
.page-hero-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(380px, 1.1fr); gap: clamp(34px, 6vw, 76px); align-items: center; }
.page-hero-grid h1 { font-size: clamp(2.65rem, 5vw, 5rem); }
.page-hero-image { overflow: hidden; aspect-ratio: 16/10; border-radius: 24px; box-shadow: 0 28px 60px rgba(42,20,53,.18); }
.page-hero-image img { width: 100%; height: 100%; object-fit: cover; }

.detail-stack { display: grid; gap: 0; }
.detail-row {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 24px;
  padding: 52px 0;
  border-bottom: 1px solid var(--commercial-line);
  scroll-margin-top: 95px;
}

.detail-row:first-child { padding-top: 0; }
.detail-index { color: #a17bad; font-size: 1.1rem; font-weight: 900; }
.detail-row h2 { margin: 9px 0 13px; font-size: clamp(2rem, 3.5vw, 3.15rem); line-height: 1.08; }
.detail-row p { max-width: 900px; color: #655d68; font-size: 1.07rem; line-height: 1.75; }

.check-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 28px;
  padding: 0;
  margin: 25px 0 0;
  list-style: none;
}

.check-grid li { position: relative; padding-left: 25px; }
.check-grid li::before { content: "✓"; position: absolute; left: 0; color: #792da0; font-weight: 900; }

.audience-grid { grid-template-columns: repeat(4, 1fr); }
.audience-grid .commercial-card h3 { margin-top: 0; }

.market-stack { display: grid; gap: 72px; }
.market-row {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(320px, .84fr);
  gap: clamp(30px, 6vw, 72px);
  align-items: center;
  scroll-margin-top: 95px;
}

.market-row.reverse picture { order: 2; }
.market-row picture { overflow: hidden; aspect-ratio: 16/10; border-radius: 22px; background: #eee; }
.market-row img { width: 100%; height: 100%; object-fit: cover; }
.market-row h2 { margin: 8px 0 15px; font-size: clamp(2rem, 3.5vw, 3.25rem); line-height: 1.08; }
.market-row p, .market-row li { color: #655e68; line-height: 1.7; }
.market-row.text-only { grid-template-columns: 1fr 1fr; padding-top: 10px; border-top: 1px solid var(--commercial-line); }
.market-row.text-only > div { padding-top: 45px; }

.coverage-page-grid { grid-template-columns: minmax(0, 1fr) minmax(380px, .8fr); }
.coverage-map-large { min-height: 470px; }
.metro-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.metro-grid span { padding: 9px 13px; border: 1px solid #d5c8d7; border-radius: 999px; background: #fff; font-size: .88rem; font-weight: 800; }
.region-grid { grid-template-columns: repeat(3, 1fr); }
.region-grid .commercial-card h3 { margin-top: 0; }
.criteria-list { display: grid; gap: 0; padding: 0; margin: 0; list-style: none; border-top: 1px solid var(--commercial-line); }
.criteria-list li { padding: 17px 4px; border-bottom: 1px solid var(--commercial-line); font-weight: 750; }

.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.process-grid article { padding: 28px; border: 1px solid var(--commercial-line); border-radius: 18px; }
.process-grid article > span { color: #8c4bad; font-weight: 900; }
.process-grid h2 { margin: 28px 0 10px; font-size: 1.45rem; }
.process-grid p { margin: 0; color: #6d6570; }

.evidence-grid { display: grid; grid-template-columns: 1.35fr repeat(3, 1fr); gap: 18px; align-items: stretch; }
.evidence-grid h2 { margin: 10px 0; font-size: clamp(2rem, 3vw, 3.2rem); line-height: 1.05; }
.evidence-grid p { color: rgba(255,255,255,.68); }
.evidence-card { display: flex; flex-direction: column; justify-content: space-between; min-height: 240px; padding: 24px; border: 1px solid rgba(255,255,255,.15); border-radius: 18px; background: rgba(255,255,255,.06); }
.evidence-card strong { color: #e8cef4; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; }
.evidence-card span { color: rgba(255,255,255,.76); }

.photo-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.photo-grid figure { overflow: hidden; margin: 0; border: 1px solid var(--commercial-line); border-radius: 18px; background: #fff; }
.photo-grid img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.photo-grid figcaption { padding: 15px 18px; font-weight: 800; }

.about-intro { align-items: start; }
.about-intro p + p { margin-top: 18px; color: #6d6570; }
.principle-grid { grid-template-columns: repeat(3, 1fr); }
.principle-grid .commercial-card h3 { margin-top: 24px; }
.contact-summary { display: grid; gap: 12px; }
.contact-summary h3, .contact-summary p { margin: 0; }
.contact-summary a:not(.btn) { font-weight: 800; overflow-wrap: anywhere; }
.contact-summary .btn { justify-self: start; margin-top: 12px; }

.commercial-cta-band {
  padding: 48px 0;
  color: #fff;
  background: linear-gradient(120deg, #2a1435, #522164);
}

.commercial-cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 36px;
  align-items: center;
}

.commercial-cta-inner h2 { max-width: 840px; font-size: clamp(1.8rem, 3.4vw, 3rem); }
.commercial-cta-inner p { max-width: 840px; margin: 12px 0 0; color: rgba(255,255,255,.68); }

.commercial-footer {
  padding: 54px 0 22px;
  color: rgba(255,255,255,.72);
  background: #17101b;
}

.commercial-footer-grid {
  display: grid;
  grid-template-columns: 1.3fr .7fr 1fr;
  gap: 46px;
}

.footer-brand { color: #fff; font-size: 1.3rem; font-weight: 900; }
.commercial-footer p { max-width: 430px; }
.commercial-footer nav, .footer-contact { display: grid; align-content: start; gap: 10px; }
.commercial-footer a:hover { color: #fff; }
.footer-contact a { overflow-wrap: anywhere; }
.footer-legal { margin-top: 38px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.10); font-size: .82rem; }

@media (max-width: 1100px) {
  .commercial-header .nav.open { padding-bottom: 14px; }
  .commercial-header .nav.open .nav-links,
  .commercial-header .nav.open .nav-cta { background: transparent; }
  .commercial-header .nav.open .nav-links a { padding: 11px 12px; }
  .commercial-header .nav.open .nav-cta .btn { width: 100%; }
  .capability-grid, .audience-grid { grid-template-columns: repeat(2, 1fr); }
  .market-links { grid-template-columns: repeat(3, 1fr); }
  .market-links a { border-bottom: 1px solid rgba(255,255,255,.13); }
  .evidence-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .commercial-hero { min-height: 660px; }
  .commercial-hero-overlay { background: linear-gradient(90deg, rgba(17,10,21,.94), rgba(24,12,30,.61)); }
  .proof-grid { grid-template-columns: 1fr 1fr; }
  .proof-grid > div:nth-child(3) { border-top: 1px solid rgba(255,255,255,.12); }
  .proof-grid > div:nth-child(4) { border-top: 1px solid rgba(255,255,255,.12); }
  .section-heading,
  .split-layout,
  .coverage-grid,
  .coverage-page-grid,
  .contact-panel,
  .page-hero-grid,
  .market-feature,
  .market-row {
    grid-template-columns: 1fr;
  }
  .section-heading { align-items: start; }
  .market-feature picture { min-height: 340px; }
  .market-row.reverse picture { order: 0; }
  .market-row.text-only { grid-template-columns: 1fr; gap: 0; }
  .page-hero-image { aspect-ratio: 16/9; }
  .coverage-map { min-height: 390px; }
  .contact-panel { gap: 38px; }
  .process-grid, .region-grid, .principle-grid, .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .commercial-cta-inner { grid-template-columns: 1fr; }
  .commercial-cta-inner .btn { justify-self: start; }
  .commercial-footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .container { padding-left: 18px; padding-right: 18px; }
  .brand-subtitle { display: none; }
  .commercial-hero { min-height: 610px; }
  .commercial-hero-media img { object-position: 62% center; }
  .commercial-hero-overlay { background: rgba(22,11,28,.76); }
  .commercial-hero h1 { font-size: clamp(2.35rem, 12vw, 3.75rem); }
  .commercial-actions .btn { width: 100%; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-grid > div { border-right: 1px solid rgba(255,255,255,.12); border-bottom: 1px solid rgba(255,255,255,.12); }
  .section-heading { grid-template-columns: 1fr; gap: 18px; }
  .capability-grid,
  .audience-grid,
  .region-grid,
  .process-grid,
  .principle-grid,
  .photo-grid,
  .evidence-grid {
    grid-template-columns: 1fr;
  }
  .market-links { grid-template-columns: 1fr; }
  .market-links a { text-align: left; border-right: none; }
  .coverage-map, .coverage-map-large { min-height: 330px; }
  .coverage-state { width: 58px; height: 48px; }
  .state-il { left: 8%; }
  .state-mo { left: 10%; }
  .state-oh { right: 7%; }
  .state-mi { right: 10%; }
  .detail-row { grid-template-columns: 1fr; gap: 12px; padding: 40px 0; }
  .check-grid { grid-template-columns: 1fr; }
  .commercial-form .form-row { grid-template-columns: 1fr; }
  .evidence-card { min-height: 170px; }
  .commercial-footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .btn-light { width: 100%; }
}

@media (max-width: 390px) {
  .commercial-header .brand-title { font-size: .98rem; }
  .commercial-header .brand img { width: 36px; height: 36px; }
  .commercial-header .nav-toggle { padding: 9px 10px; }
  .commercial-hero h1, .page-hero h1 { letter-spacing: -.035em; }
  .coverage-state { width: 50px; height: 44px; font-size: .72rem; }
}