/* =========================================================
   Boynton DPT — Primary Stylesheet
   Dark theme · Steel Azure palette
   ========================================================= */

:root {
  --bg: #0E1418;
  --bg-raised: #1E2F3C;
  --text: #EAF0F4;
  --text-muted: #A9C0D3;
  --steel: #5B7C99;
  --steel-soft: #6F8DA7;
  --steel-bright: #7FA3BD;
  --pale: #A9C0D3;
  --hairline: #233442;
  --hairline-soft: #2A3C4C;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--steel-bright);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--pale);
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* =========================================================
   Two-row top navigation (.duo-nav)
   ========================================================= */

.duo-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg);
  border-bottom: 1px solid var(--hairline);
}

.duo-nav .nav-row-one {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
}

.duo-nav .brand-wordmark {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--steel-bright);
  text-transform: uppercase;
}

.duo-nav .brand-wordmark a {
  color: var(--steel-bright);
}

.duo-nav .brand-wordmark a:hover {
  color: var(--pale);
}

.duo-nav .nav-cta {
  display: inline-block;
  background-color: var(--steel);
  color: var(--text);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 9px 20px;
  border-radius: 4px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}

.duo-nav .nav-cta:hover {
  background-color: var(--steel-soft);
  color: #FFFFFF;
}

.duo-nav .nav-row-two {
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.duo-nav .nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0 24px;
  overflow-x: auto;
}

.duo-nav .nav-links a {
  display: inline-block;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 11px 14px;
  position: relative;
  white-space: nowrap;
}

.duo-nav .nav-links a:hover {
  color: var(--text);
}

.duo-nav .nav-links a.active {
  color: var(--text);
}

.duo-nav .nav-links a.active::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: -1px;
  height: 3px;
  background-color: var(--steel);
  border-radius: 2px 2px 0 0;
}

.duo-nav .nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.duo-nav .nav-toggle .bar {
  display: block;
  width: 24px;
  height: 3px;
  background-color: var(--text);
  margin: 5px 0;
  border-radius: 2px;
}

/* =========================================================
   Full-bleed color band hero (.fullband-hero)
   ========================================================= */

.fullband-hero {
  background-color: var(--steel);
  padding: 88px 24px;
  text-align: center;
}

.fullband-hero .eyebrow {
  display: inline-block;
  background-color: var(--pale);
  color: var(--bg);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.fullband-hero h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.6rem);
  line-height: 1.12;
  font-weight: 800;
  color: var(--bg-raised);
  max-width: 880px;
  margin: 0 auto 24px;
}

.fullband-hero .subcopy {
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--bg-raised);
  max-width: 720px;
  margin: 0 auto 36px;
}

.fullband-hero .hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
  margin-bottom: 44px;
}

.fullband-hero .btn {
  display: inline-block;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 30px;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

.fullband-hero .btn-primary {
  background-color: var(--bg-raised);
  color: var(--text);
  border: 2px solid var(--bg-raised);
}

.fullband-hero .btn-primary:hover {
  background-color: #14242E;
  color: #FFFFFF;
}

.fullband-hero .btn-outline {
  background-color: transparent;
  color: var(--bg-raised);
  border: 2px solid var(--bg-raised);
}

.fullband-hero .btn-outline:hover {
  background-color: var(--bg-raised);
  color: var(--text);
}

.fullband-hero .hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.fullband-hero .hero-chips .chip {
  background-color: var(--bg-raised);
  color: var(--text);
  font-weight: 700;
  font-size: 0.88rem;
  padding: 10px 22px;
  border-radius: 4px;
  letter-spacing: 0.03em;
}

/* =========================================================
   Treatment grid (.treatment-grid)
   ========================================================= */

.treatment-grid {
  padding: 84px 24px;
}

.treatment-grid .section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 52px;
}

.treatment-grid .section-head h2 {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
}

.treatment-grid .section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.treatment-grid .grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.treatment-grid .card {
  border-radius: 10px;
  padding: 36px 32px;
  min-height: 220px;
}

.treatment-grid .card h3 {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.treatment-grid .card p {
  line-height: 1.75;
}

.treatment-grid .card-steel {
  background-color: var(--steel);
  color: var(--bg-raised);
}

.treatment-grid .card-steel h3 {
  color: var(--bg-raised);
}

.treatment-grid .card-steel p {
  color: #12212B;
}

.treatment-grid .card-pale {
  background-color: var(--pale);
  color: var(--bg);
}

.treatment-grid .card-pale h3 {
  color: var(--bg);
}

.treatment-grid .card-pale p {
  color: #182430;
}

.treatment-grid .card-deep {
  background-color: var(--bg-raised);
  color: var(--text);
}

.treatment-grid .card-deep h3 {
  color: var(--text);
}

.treatment-grid .card-deep p {
  color: var(--text-muted);
}

.treatment-grid .card-raised {
  background-color: var(--bg);
  color: var(--text);
  border: 1px solid var(--steel);
}

.treatment-grid .card-raised h3 {
  color: var(--steel-bright);
}

.treatment-grid .card-raised p {
  color: var(--text-muted);
}

/* =========================================================
   Numbers row (.numbers-row)
   ========================================================= */

.numbers-row {
  background-color: var(--bg-raised);
  padding: 56px 24px;
}

.numbers-row .numbers {
  display: flex;
  align-items: stretch;
  max-width: 1140px;
  margin: 0 auto;
}

.numbers-row .stat {
  flex: 1;
  text-align: center;
  padding: 10px 20px;
}

.numbers-row .stat + .stat {
  border-left: 1px solid var(--hairline-soft);
}

.numbers-row .num {
  font-size: clamp(2.3rem, 5vw, 3.2rem);
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.01em;
}

.numbers-row .label {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 6px;
}

/* =========================================================
   Approach (.approach)
   ========================================================= */

.approach {
  padding: 84px 24px;
}

.approach .section-head {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 52px;
}

.approach .section-head h2 {
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--text);
  margin-bottom: 14px;
}

.approach .section-head p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

.approach .band-stack {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 900px;
  margin: 0 auto;
}

.approach .band {
  display: flex;
  align-items: center;
  gap: 24px;
  border-radius: 8px;
  padding: 24px 28px;
}

.approach .band .step {
  font-size: 1.6rem;
  font-weight: 800;
  width: 58px;
  height: 58px;
  flex: 0 0 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.approach .band h3 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.approach .band p {
  line-height: 1.6;
}

.approach .band-steel {
  background-color: var(--steel);
  color: var(--bg-raised);
}

.approach .band-steel .step {
  background-color: var(--bg-raised);
  color: var(--text);
}

.approach .band-steel h3 {
  color: var(--bg-raised);
}

.approach .band-steel p {
  color: #12212B;
}

.approach .band-pale {
  background-color: var(--pale);
  color: var(--bg);
}

.approach .band-pale .step {
  background-color: var(--bg);
  color: var(--pale);
}

.approach .band-pale h3 {
  color: var(--bg);
}

.approach .band-pale p {
  color: #182430;
}

.approach .band-deep {
  background-color: var(--bg-raised);
  color: var(--text);
}

.approach .band-deep .step {
  background-color: var(--steel);
  color: var(--text);
}

.approach .band-deep h3 {
  color: var(--text);
}

.approach .band-deep p {
  color: var(--text-muted);
}

.approach .band-raised {
  background-color: var(--bg);
  color: var(--text);
  border: 1px solid var(--steel);
}

.approach .band-raised .step {
  background-color: var(--steel);
  color: var(--text);
}

.approach .band-raised h3 {
  color: var(--steel-bright);
}

.approach .band-raised p {
  color: var(--text-muted);
}

/* =========================================================
   CTA band (.cta-band)
   ========================================================= */

.cta-band {
  background-color: var(--steel);
  padding: 72px 24px;
  text-align: center;
}

.cta-band h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--bg-raised);
  margin-bottom: 14px;
}

.cta-band p {
  color: #12212B;
  font-size: 1.08rem;
  max-width: 640px;
  margin: 0 auto 30px;
}

.cta-band .btn {
  display: inline-block;
  background-color: var(--bg-raised);
  color: var(--text);
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: 4px;
}

.cta-band .btn:hover {
  background-color: #14242E;
  color: #FFFFFF;
}

/* =========================================================
   Secondary pages shared components
   ========================================================= */

.page-hero {
  background-color: var(--steel);
  padding: 72px 24px;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 800;
  color: var(--bg-raised);
  margin-bottom: 14px;
}

.page-hero p {
  color: #12212B;
  font-size: 1.1rem;
  max-width: 680px;
  margin: 0 auto;
}

.page-body {
  padding: 72px 24px;
}

.page-body .container {
  max-width: 900px;
}

.page-body h2 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--text);
  margin: 40px 0 14px;
}

.page-body h2:first-child {
  margin-top: 0;
}

.page-body p {
  color: var(--text-muted);
  margin-bottom: 18px;
  line-height: 1.8;
}

/* Services page */

.service-block {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  background-color: var(--bg-raised);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 32px;
  margin-bottom: 24px;
}

.service-block .service-icon {
  flex: 0 0 60px;
  width: 60px;
  height: 60px;
  border-radius: 8px;
  background-color: var(--steel);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.4rem;
}

.service-block h3 {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 10px;
}

.service-block p {
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 0;
}

.service-block .service-list {
  margin-top: 12px;
  padding-left: 20px;
  color: var(--text-muted);
  line-height: 1.9;
}

/* Contact page */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

.contact-card {
  background-color: var(--bg-raised);
  border: 1px solid var(--hairline);
  border-radius: 10px;
  padding: 32px;
}

.contact-card h3 {
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.contact-card .info-line {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 16px;
  color: var(--text-muted);
}

.contact-card .info-line strong {
  color: var(--text);
}

.contact-form .field {
  margin-bottom: 18px;
}

.contact-form label {
  display: block;
  color: var(--text);
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  background-color: var(--bg);
  border: 1px solid var(--hairline);
  color: var(--text);
  border-radius: 6px;
  padding: 12px 14px;
  font-size: 1rem;
  font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--steel);
  border-color: var(--steel);
}

.contact-form textarea {
  min-height: 130px;
  resize: vertical;
}

.contact-form .btn {
  background-color: var(--steel);
  color: var(--text);
  border: none;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 30px;
  border-radius: 4px;
  cursor: pointer;
}

.contact-form .btn:hover {
  background-color: var(--steel-soft);
}

.form-status {
  margin-top: 14px;
  font-weight: 600;
  color: var(--pale);
  display: none;
}

.faq-item {
  border-bottom: 1px solid var(--hairline);
}

.faq-item .faq-q {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 700;
  padding: 18px 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.faq-item .faq-q .faq-icon {
  color: var(--steel-bright);
  font-size: 1.3rem;
}

.faq-item .faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item .faq-a p {
  color: var(--text-muted);
  padding: 0 0 18px;
  line-height: 1.75;
  margin: 0;
}

.faq-item.open .faq-a {
  max-height: 300px;
}

/* =========================================================
   Footer (.wide-footer)
   ========================================================= */

.wide-footer {
  background-color: var(--bg);
  border-top: 1px solid var(--hairline);
  padding: 60px 24px 0;
}

.wide-footer .footer-columns {
  display: flex;
  gap: 48px;
  max-width: 1140px;
  margin: 0 auto;
  padding-bottom: 48px;
}

.wide-footer .footer-left {
  flex: 0 0 60%;
}

.wide-footer .footer-brand {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--steel-bright);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.wide-footer .footer-desc {
  color: var(--text-muted);
  line-height: 1.75;
  max-width: 460px;
  margin-bottom: 16px;
}

.wide-footer .footer-contact {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.wide-footer .footer-contact a {
  color: var(--steel-bright);
}

.wide-footer .footer-right {
  flex: 0 0 40%;
  display: flex;
  gap: 48px;
}

.wide-footer .footer-col h4 {
  color: var(--text);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.wide-footer .footer-col a {
  display: block;
  color: var(--text-muted);
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.wide-footer .footer-col a:hover {
  color: var(--pale);
}

.wide-footer .footer-legal {
  border-top: 1px solid var(--hairline);
  padding: 20px 0;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.wide-footer .footer-legal a {
  color: var(--steel-bright);
}

/* =========================================================
   Scroll reveal
   ========================================================= */

.fade-up {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 860px) {
  .duo-nav .nav-row-one {
    padding: 12px 18px;
  }

  .duo-nav .nav-toggle {
    display: block;
  }

  .duo-nav .nav-row-two {
    display: none;
  }

  .duo-nav .nav-row-two.open {
    display: block;
  }

  .duo-nav .nav-links {
    flex-direction: column;
    align-items: stretch;
    padding: 0 18px 12px;
  }

  .duo-nav .nav-links a {
    padding: 12px 4px;
    border-bottom: 1px solid var(--hairline);
  }

  .duo-nav .nav-links a.active::after {
    left: 0;
    right: auto;
    width: 40px;
    bottom: 8px;
    height: 3px;
  }

  .duo-nav .nav-cta {
    display: none;
  }

  .fullband-hero {
    padding: 56px 20px;
  }

  .treatment-grid .grid {
    grid-template-columns: 1fr;
  }

  .numbers-row .numbers {
    flex-direction: column;
  }

  .numbers-row .stat + .stat {
    border-left: none;
    border-top: 1px solid var(--hairline-soft);
  }

  .numbers-row .stat {
    padding: 22px 20px;
  }

  .approach .band {
    flex-direction: column;
    align-items: flex-start;
  }

  .wide-footer .footer-columns {
    flex-direction: column;
    gap: 32px;
  }

  .wide-footer .footer-left,
  .wide-footer .footer-right {
    flex: 1 1 100%;
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .service-block {
    flex-direction: column;
  }
}