body {
  font-family: 'FuturaBT-Book', 'Segoe UI', Arial, sans-serif;
  color: #6b6b6b;
}

a {
  text-decoration: none;
  font-weight: 700;
  color: inherit;
}

/* ---------- HERO (main page: dark, video fixed right, text fixed left) ---------- */
.hero {
  background: linear-gradient(135deg, #262626 0%, #1a1a1a 100%);
  padding: 50px 0 42px 0;
}

.hero .eyebrow {
  color: #5fa3a9;
  letter-spacing: 2px;
  font-size: 14px;
  text-transform: uppercase;
  margin-bottom: 14px;
  font-weight: 600;
}

.hero h1 {
  color: #fff;
  font-size: 40px;
  line-height: 1.2;
  margin-bottom: 20px;
  font-family: 'FuturaBT-Book';
}

.hero p {
  color: #c7d0d4;
  font-size: 18px;
  line-height: 27px;
  margin-bottom: 24px;
}

.hero-cta {
  display: inline-block;
  background: #3c7d83;
  color: #fff;
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 4px;
  font-size: 16px;
}

.hero-cta:hover {
  background: #5fa3a9;
  color: #fff;
}

.hero-video-wrap {
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-video-wrap iframe {
  display: block;
  width: 100%;
  height: 320px;
  border: 0;
}

/* ---------- SECTION HEADINGS ---------- */
.section {
  padding: 40px 0;
}

.section.light {
  background: #ffffff;
}

.section.tint {
  background: #f5f7f7;
}

.section.dark {
  background: linear-gradient(135deg, #262626 0%, #1a1a1a 100%);
}

.section-tag {
  color: #3c7d83;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 2px;
  font-weight: 700;
  margin-bottom: 8px;
}

.caisson-h2 {
  color: #262626;
  font-size: 26px;
  font-weight: 600;
  margin-bottom: 16px;
  font-family: 'FuturaBT-Book';
  margin: 0px 0 10px;
}

.section.dark .caisson-h2,
.section.dark .section-tag {
  color: #fff;
}

.section.dark .section-tag {
  color: #5fa3a9;
}

.caisson-h3 {
  color: #262626;
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 8px;
  font-family: 'FuturaBT-Book';
}

.section.dark .caisson-text-p {
  color: #c7d0d4;
}

/* ---------- DIAMETER / SERVICE-AREA BADGES ---------- */
.diam-grid {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin: 15px 0 10px 0;
}

.diam-badge {
  background: #fff;
  border: 1px solid #e3e6e6;
  border-left: 4px solid #3c7d83;
  border-radius: 6px;
  padding: 10px 15px;
  font-size: 16px;
  font-weight: 600;
  color: #262626;
  box-shadow: 0 3px 10px rgba(20, 35, 43, 0.05);
}

/* ---------- EQUIPMENT FACTORS (kept simple / low emphasis) ---------- */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 15px 0px;
}

.feature-card {
  background: #ebecec;
  border-radius: 4px;
  padding: 9px 16px;
}

.feature-card h3 {
  font-size: 15px;
  font-weight: 600;
  color: #454545;
  margin: 0;
  font-family: 'FuturaBT-Book';
}

/* ---------- PLAIN LISTS ---------- */
.ul_li_contact {
  padding-left: 0;
  list-style: none;
  margin-top: 14px;
}

.section.dark .ul_li_contact li {
  color: #c7d0d4;
}

/* ---------- WHY CHOOSE (dark cards) ---------- */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.why-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 18px;
}

.why-card h3 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 8px;
  font-family: 'FuturaBT-Book';
}

.why-card p {
  color: #c7d0d4;
  font-size: 15px;
  line-height: 22px;
  margin: 0;
}

/* ---------- FAQ ---------- */
.accordion-item {
  border: 1px solid #e3e6e6;
  margin-bottom: 10px;
  border-radius: 6px !important;
  overflow: hidden;
}

.accordion-button {
  color: #262626 !important;
  font-size: 18px !important;
  font-weight: 500;
  line-height: normal;
  font-family: 'FuturaBT-Book';
}

.accordion-body p {
  color: #6b6b6b;
  font-size: 16px;
  line-height: 24px;
  margin-bottom: 10px;
  font-family: 'FuturaBT-Book';
}

.accordion-button:not(.collapsed) {
  background-color: #f5f7f7;
  color: #3c7d83 !important;
}

.accordion-button:focus {
  box-shadow: none;
}

/* ---------- CASE STUDIES (cards on main page) ---------- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.case-card {
  background: #fff;
  border: 1px solid #e3e6e6;
  border-radius: 8px;
  padding: 26px;
  transition: box-shadow 0.18s ease, transform 0.18s ease;
}

.case-card:hover {
  box-shadow: 0 12px 24px rgba(38, 38, 38, 0.08);
  transform: translateY(-3px);
}

.case-card .case-location {
  color: #262626;
  text-transform: uppercase;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 8px;
}

.case-card h3 {
  font-size: 19px;
  font-weight: 700;
  color: #262626;
  margin-bottom: 10px;
  line-height: 1.3;
  font-family: 'FuturaBT-Book';
}

.case-card p {
  font-size: 15px;
  line-height: 23px;
  color: #6b6b6b;
  margin-bottom: 16px;
}

.case-card a.case-link {
  color: #3c7d83;
  font-weight: 600;
  font-size: 16px;
}

.case-card a.case-link:hover {
  color: #5fa3a9;
}

/* ---------- CASE STUDY ARTICLE PAGES ---------- */
.case-hero {
  background: linear-gradient(135deg, #262626 0%, #1a1a1a 100%);
  padding: 40px 0 34px 0;
}

.back-link {
  color: #5fa3a9;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  display: inline-block;
}

.back-link:hover {
  color: #fff;
}

.case-hero .case-location {
  color: #5fa3a9;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 2px;
  font-weight: 700;
  margin-bottom: 10px;
}

.case-hero h1 {
  color: #fff;
  font-size: 32px;
  line-height: 1.25;
  margin-bottom: 0;
  font-family: 'FuturaBT-Book';
}

.case-body {
  padding: 44px 0;
}

.case-body p {
  font-size: 17px;
  line-height: 27px;
  margin-bottom: 16px;
}

.case-body h2 {
  color: #262626;
  font-size: 23px;
  font-weight: 700;
  margin: 30px 0 12px 0;
  font-family: 'FuturaBT-Book';
}

.challenge-box {
  background: #f5f7f7;
  border-left: 4px solid #3c7d83;
  border-radius: 6px;
  padding: 26px 28px;
  margin: 30px 0;
}

.challenge-box h2 {
  margin-top: 0;
}

.challenge-box ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.challenge-box ul li {
  font-size: 16px;
  line-height: 25px;
  padding-left: 24px;
  position: relative;
  margin-bottom: 8px;
  color: #454545;
}

.challenge-box ul li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3c7d83;
}

.closing-line {
  font-weight: 600;
  color: #262626;
}

.safety-note {
  font-size: 14px;
  color: #8a8a8a;
  font-style: italic;
  margin-top: 20px;
}

/* ---------- CTA / QUOTE BOX (used on every page) ---------- */
.allquote-box {
  position: relative;
  background: linear-gradient(135deg, #3c7d83 0%, #3c6e74 100%);
  padding: 40px 0;
}

.allquote-box h2 {
  color: #fff;
  font-size: 28px;
  line-height: normal;
  font-family: 'FuturaBT-Book';
  margin-bottom: 15px;
}

.allquote-box p {
  color: #eaf2f3;
  font-size: 18px;
  line-height: 24px;
  font-family: 'FuturaBT-Book';
  margin-bottom: 20px;
}

.allquote-box ul {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
  padding-left: 0;
  margin-bottom: 0;
  list-style: none;
}

.allquote-box ul li a {
  display: inline-block;
  color: #262626;
  background: #fff;
  font-weight: 700;
  font-size: 16px;
  padding: 12px 24px;
  border-radius: 4px;
}

.allquote-box ul li a:hover {
  background: #262626;
  color: #fff;
}

/* ---------- PROCESS STEPS (numbered — sequence matters) ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin-top: 20px;
}

.process-card {
  background: #fff;
  border: 1px solid #e3e6e6;
  border-radius: 8px;
  padding: 22px;
}

.process-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #3c7d83;
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 12px;
}

.process-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: #262626;
  margin-bottom: 6px;
  font-family: 'FuturaBT-Book';
}

.process-card p {
  font-size: 15px;
  line-height: 22px;
  color: #6b6b6b;
  margin: 0;
}

/* ---------- INLINE FLOW BADGES (e.g. Caissons -> Grade Beams -> ...) ---------- */
.flow-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 16px 0 8px 0;
}

.flow-row .diam-badge {
  margin: 0;
}

.flow-arrow {
  color: #3c7d83;
  font-weight: 700;
  font-size: 18px;
}

/* ---------- RESPONSIVE ---------- */
@media only screen and (max-width: 767px) {
  .hero {
    padding: 45px 0;
  }

  .hero h1 {
    font-size: 30px;
  }

  .hero-video-wrap {
    margin-top: 30px;
  }
}