/* =========================================================
   CLEAN WATER WORLDWIDE CORPORATION — GOV CONTRACTING 101
   Design tokens
   ========================================================= */
:root{
  --navy-deep:   #0A1F35;
  --navy:        #10304F;
  --navy-mid:    #1A4066;
  --charcoal:    #2B2E33;
  --gray-mid:    #5B6470;
  --gray-line:   #DCE1E7;
  --gray-light:  #F4F6F8;
  --white:       #FFFFFF;
  --gold:        #B8892B;
  --gold-dark:   #93691E;
  --gold-light:  #D9AE55;

  --font-display: 'Source Serif 4', Georgia, serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --radius: 6px;
  --shadow-sm: 0 1px 3px rgba(10, 31, 53, 0.08);
  --shadow-md: 0 8px 24px rgba(10, 31, 53, 0.10);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--charcoal);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3{
  font-family: var(--font-display);
  color: var(--navy-deep);
  margin: 0 0 0.5em;
  line-height: 1.2;
  font-weight: 600;
}
p{ margin: 0 0 1em; color: var(--gray-mid); }
a{ color: inherit; }
img{ max-width: 100%; display: block; }
ul{ margin: 0; padding: 0; list-style: none; }

.wrap{
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}
.wrap-narrow{ max-width: 760px; }

.section{ padding: 88px 0; }
.section-white{ background: var(--white); }
.section-light{ background: var(--gray-light); }
.section-navy{ background: var(--navy-deep); }

.eyebrow{
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-mid);
  margin: 0 0 14px;
  font-weight: 600;
}
.eyebrow-onnavy{ color: #8CA2B8; }

.section-title-onnavy{ color: var(--white); }
.section-intro{ max-width: 640px; }
.section-intro-onnavy{ color: #C9D4DE; max-width: 640px; }

/* Buttons & links -------------------------------------------------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  font-family: var(--font-body);
  font-weight: 600;
  border-radius: var(--radius);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: normal;
  text-align: center;
}
.btn-gold{
  background: var(--gold);
  color: var(--navy-deep);
  box-shadow: var(--shadow-sm);
}
.btn-gold:hover{ background: var(--gold-light); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-gold:focus-visible{ outline: 3px solid var(--gold-dark); outline-offset: 3px; }

.btn-large{ padding: 18px 32px; font-size: 17px; min-height: 56px; }
.btn-small{ padding: 10px 18px; font-size: 14px; }

.btn-outline{
  background: transparent;
  border-color: var(--navy);
  color: var(--navy);
  padding: 14px 28px;
  font-size: 15px;
}
.btn-outline:hover{ background: var(--navy); color: var(--white); }

.link-gold{
  display: inline-block;
  margin-top: 6px;
  color: var(--gold-dark);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
}
.link-gold:hover{ color: var(--gold-dark); border-color: var(--gold-dark); }

.inline-link, .inline-link-bold{ color: var(--navy); text-decoration: underline; text-underline-offset: 3px; }
.inline-link-bold{ font-weight: 700; }

/* Header -------------------------------------------------------------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--gray-line);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand{
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--navy-deep);
}
.brand-logo{ height: 44px; width: 44px; object-fit: contain; }
.brand-text{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  color: var(--navy-deep);
  line-height: 1.15;
}
.brand-text-light{ font-weight: 500; color: var(--gray-mid); display: block; font-size: 13px; }
.header-cta{ flex-shrink: 0; }

/* Hero ------------------------------------------------------------------ */
.hero{
  background: linear-gradient(180deg, var(--navy-deep) 0%, var(--navy) 100%);
  padding: 96px 0 80px;
  text-align: left;
}
.hero-inner{ max-width: 820px; }
.hero-title{
  color: var(--white);
  font-size: clamp(32px, 5vw, 52px);
  margin-bottom: 24px;
}
.hero-sub{
  color: #C9D4DE;
  font-size: 18px;
  max-width: 640px;
  margin-bottom: 40px;
}
.hero-meta{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  margin-bottom: 24px;
}
.price-block{ display: flex; flex-direction: column; }
.price{ font-family: var(--font-display); font-size: 40px; color: var(--white); font-weight: 700; line-height: 1; }
.price-label{ color: #9FB0C0; font-size: 13px; margin-top: 6px; }
.hero-note{ color: #9FB0C0; font-size: 14px; margin: 0; }
.hero-note a{ color: #BFD2E2; text-decoration: underline; }

/* About / two-col --------------------------------------------------- */
.two-col{
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 56px;
  align-items: start;
}
.col-label h2{ font-size: 30px; }
.col-body p{ font-size: 16px; }
.approach-line{
  font-family: var(--font-display);
  font-style: italic;
  color: var(--navy);
  font-size: 18px;
  border-left: 3px solid var(--navy);
  padding-left: 16px;
  margin-top: 24px;
}

/* Deliverables grid ---------------------------------------------------- */
.deliv-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.deliv-card{
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 28px 24px;
}
.deliv-card h3{ color: var(--white); font-size: 18px; margin: 10px 0 10px; }
.deliv-card p{ color: #B7C4D0; font-size: 14.5px; margin: 0; }
.deliv-num{
  font-family: var(--font-mono);
  color: #8CA2B8;
  font-size: 13px;
  letter-spacing: 0.05em;
}
.deliv-card-wide{ grid-column: span 1; }
@media (min-width: 760px){
  .deliv-card-wide{ grid-column: span 3; }
}
.deliv-logo-mark{
  display: flex;
  justify-content: center;
  margin-top: 56px;
  opacity: 0.9;
}
.mark-img{ height: 64px; width: 64px; object-fit: contain; }

/* Check list ----------------------------------------------------------- */
.check-list li{
  position: relative;
  padding: 14px 0 14px 34px;
  border-bottom: 1px solid var(--gray-line);
  font-size: 15.5px;
  color: var(--charcoal);
}
.check-list li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--navy);
  border-radius: 3px;
}
.two-col-list{
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 48px;
  margin-top: 32px;
}

/* Steps ------------------------------------------------------------ */
.steps{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 48px;
}
.step{
  border-top: 3px solid var(--navy);
  padding-top: 20px;
}
.step-num{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
  background: var(--navy);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.step h3{ font-size: 19px; }
.mini-list{ margin-top: 12px; }
.mini-list li{
  font-size: 14px;
  color: var(--gray-mid);
  padding: 4px 0 4px 16px;
  position: relative;
}
.mini-list li::before{
  content: "\2014";
  position: absolute;
  left: 0;
  color: var(--gray-mid);
}
.notice-band{
  margin-top: 56px;
  background: var(--gray-light);
  border-left: 4px solid var(--navy);
  padding: 22px 28px;
  border-radius: var(--radius);
}
.notice-band p{ margin: 0; color: var(--navy-deep); font-weight: 600; font-size: 15px; }
.notice-band a{ color: var(--navy); text-decoration: underline; }

/* Personalized strategy -------------------------------------------- */
.personalized-inner{ text-align: left; max-width: 820px; }
.tag-row{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}
.tag{
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--white);
  background: var(--navy-mid);
  padding: 9px 16px;
  border-radius: 999px;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.18);
}

/* FAQ --------------------------------------------------------------- */
.faq-list{ margin-top: 40px; }
.faq-item{
  border-bottom: 1px solid var(--gray-line);
  padding: 20px 0;
}
.faq-item summary{
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--navy-deep);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker{ display: none; }
.faq-item summary::after{
  content: "+";
  font-family: var(--font-body);
  font-size: 22px;
  color: var(--navy);
  margin-left: 16px;
  flex-shrink: 0;
}
.faq-item[open] summary::after{ content: "\2212"; }
.faq-item p{ margin-top: 14px; font-size: 15px; }

/* Final CTA ----------------------------------------------------------- */
.final-cta{
  background: var(--gray-light);
  text-align: center;
}
.final-cta-inner{ max-width: 640px; }
.final-cta h2{ font-size: 32px; }
.final-cta-sub{ font-size: 17px; margin-bottom: 32px; }
.price-block-center{ align-items: center; margin: 0 auto 32px; }
.final-cta .hero-note{ color: var(--gray-mid); margin-top: 20px; }
.final-cta .hero-note a{ color: var(--navy); }

/* Proof of purchase ----------------------------------------------------- */
.proof-section{ background: var(--white); border-top: 1px solid var(--gray-line); }
.proof-inner{ text-align: center; }
.proof-inner p{ font-size: 16px; }

/* Footer ------------------------------------------------------------- */
.site-footer{
  background: var(--navy-deep);
  padding: 64px 0 40px;
}
.footer-inner{ text-align: center; max-width: 720px; }
.footer-logo{ height: 48px; width: 48px; object-fit: contain; margin: 0 auto 16px; opacity: 0.9; }
.footer-name{ color: var(--white); font-family: var(--font-display); font-size: 18px; font-weight: 600; margin-bottom: 4px; }
.footer-contact{ color: #9FB0C0; font-size: 14px; margin-bottom: 28px; }
.footer-contact a{ color: #BFD2E2; text-decoration: underline; }
.footer-disclaimer{ color: #7E8FA0; font-size: 12.5px; line-height: 1.7; margin-bottom: 16px; }
.footer-copy{ color: #5E7086; font-size: 12px; margin-top: 24px; margin-bottom: 0; }

/* Focus states --------------------------------------------------------- */
a:focus-visible, button:focus-visible, summary:focus-visible{
  outline: 3px solid var(--navy);
  outline-offset: 2px;
}

/* Reduced motion --------------------------------------------------------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .btn{ transition: none; }
}

/* Responsive ------------------------------------------------------------ */
@media (max-width: 900px){
  .two-col{ grid-template-columns: 1fr; gap: 32px; }
  .deliv-grid{ grid-template-columns: 1fr 1fr; }
  .steps{ grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px){
  .section{ padding: 64px 0; }
  .hero{ padding: 64px 0 56px; text-align: center; }
  .hero-inner{ margin: 0 auto; }
  .hero-sub{ margin-left: auto; margin-right: auto; }
  .hero-meta{ flex-direction: column; align-items: center; }
  .price-block{ align-items: center; }
  .deliv-grid{ grid-template-columns: 1fr; }
  .two-col-list{ grid-template-columns: 1fr; }
  .brand-text{ font-size: 15px; }
  .brand-logo{ height: 36px; width: 36px; }
  .header-inner{ gap: 12px; }
  .header-cta{ padding: 9px 14px; font-size: 13px; }
  .btn-large{ width: 100%; }
  .col-label, .col-body{ text-align: left; }
}