body {
          color: #1f2a24;
     }
     .preloader .spinner {
          width: 150px;
          height: 150px;
          display: flex;
          align-items: center;
          justify-content: center;
     }
     .preloader-logo {
          display: block;
          width: 96px;
          max-width: 70vw;
          height: auto;
          position: relative;
          z-index: 2;
     }
     .spinner:before {
          width: 130px;
          height: 130px;
          margin-top: -65px;
          margin-left: -65px;
          border-color: rgb(255, 0, 0);
          border-top-color: #0d6efd;
     }
     @media(min-width:768px) {
          .custom-navbar {
          }
     }
     .custom-navbar .navbar-brand {
          font-weight: 700;
          letter-spacing: 0;
     }
     .custom-navbar .brand-logo-link {
          display: flex;
          align-items: center;
          gap: 10px;
          padding-top: 6px;
          padding-bottom: 6px;
     }
     .navbar-logo {
          display: block;
          width: 42px;
          height: 42px;
          object-fit: contain;
     }
     .navbar-brand-copy {
          display: flex;
          flex-direction: column;
          justify-content: center;
          line-height: 1.1;
     }
     .navbar-brand-text {
          display: block;
     }
     .navbar-brand-tagline {
          display: block;
          margin-top: 3px;
          color: rgba(255,255,255,0.82);
          font-size: 12px;
          font-weight: 500;
          letter-spacing: 0;
          white-space: nowrap;
     }
     @media(max-width:767px) {
          .custom-navbar .brand-logo-link {
               padding-top: 0;
               padding-bottom: 0;
          }
          .navbar-logo {
               width: 44px;
               height: 44px;
          }
          .navbar-brand-text {
               /* display: none; */
          }
          .navbar-brand-tagline {
               /* display: none; */
          }
     }
     .section-btn a span,
     .section-btn button span {
          background: #9d1509;
          color: #FFF;
          font-weight: 700;
     }
     #home h1 {
          max-width: 900px;
          font-size: 5.2em;
          font-weight: 700;
     }
     #home p {
          max-width: 760px;
          color: rgba(255,255,255,0.86);
          font-size: 20px;
     }
     #home .overlay {
background: #000000b5;     }
     .brand-mark {
          display: inline-block;
          margin-bottom: 20px;
          padding: 8px 14px;
          background: rgba(255,255,255,0.12);
          color: #fff;
          font-size: 13px;
          font-weight: 700;
          letter-spacing: 2px;
          text-transform: uppercase;
     }
     .about-info h1 {
          font-weight: 600;
     }
     .about-info p {
          max-width: 860px;
          margin: 24px auto 0;
          color: #5f6f66;
     }
     .service-card,
     .process-card,
     .equipment-card {
          min-height: 245px;
          margin-bottom: 30px;
          padding: 32px 28px;
          border: 1px solid #e4ece7;
          background: #fff;
          text-align: left;
          box-shadow: 0 16px 40px rgba(20, 70, 48, 0.08);
     }
     .service-card .fa,
     .process-card .step-number,
     .equipment-card .fa {
          color: #0d6efd;
          font-size: 34px;
     }
     .service-card h3,
     .process-card h3,
     .equipment-card h3 {
          color: #1f2a24;
          margin-top: 18px;
     }
     .service-card p,
     .process-card p,
     .equipment-card p {
          color: #65736b;
     }
     .section-kicker {
          color: #0d6efd;
          font-size: 13px;
          font-weight: 700;
          letter-spacing: 3px;
          text-transform: uppercase;
     }
     #project,
     #team,
     #contact {
          padding-top: 100px;
          padding-bottom: 100px;
     }
     .project-info {
          padding: 9em 2em;
     }
     .project-overlay {
          background: rgba(8, 41, 27, 0.7);
     }
     .process-card {
          min-height: 280px;
     }
     .step-number {
          display: inline-block;
          width: 54px;
          height: 54px;
          border-radius: 50%;
          background: #edf7f1;
          line-height: 54px;
          text-align: center;
          font-weight: 700;
     }
     .equipment-card {
          min-height: 220px;
          text-align: center;
     }
     #contact {
          background: #103826;
          color: #fff;
     }
     #contact.contact-image-bg {
          position: relative;
          overflow: hidden;
          background: linear-gradient(rgba(0,0,0,0.52), rgba(0,0,0,0.68)), url("/vn_waji_7/static/img/bottom.jpg") center / cover no-repeat !important;
     }
     #contact.contact-image-bg .container {
          position: relative;
          z-index: 1;
     }
     #contact h1,
     #contact h3,
     #contact p {
          color: #fff;
     }
     .contact-panel {
          padding: 36px;
          background: rgba(255,255,255,0.08);
          text-align: left;
     }
     .contact-panel a {
          color: #f0c36b;
     }
     footer h2 {
          color: #1f2a24;
          font-weight: 700;
     }
     @media(max-width:767px) {
          #contact.contact-image-bg {
               min-height: 760px;
               background: linear-gradient(rgba(0,0,0,0.36), rgba(0,0,0,0.64)), url("/vn_waji_7/static/img/bottom.jpg") 72% center / cover no-repeat !important;
          }
          #home h1 {
               font-size: 3em;
          }
          #home p {
               font-size: 17px;
          }
          .service-card,
          .process-card,
          .equipment-card,
          .contact-panel {
               min-height: auto;
          }
     }


     .page-hero { padding: 170px 0 100px; background: linear-gradient(rgb(0 0 0 / 43%), rgb(0 0 0 / 82%)), url("/vn_waji_4/static/assets/img/hero-oil.jpg") center / cover no-repeat; color: #fff; }
     .page-hero h1 { max-width: 900px; color: #fff; font-weight: 700; }
     .page-hero p { max-width: 760px; color: rgba(255,255,255,.86); font-size: 18px; }
     .section-kicker { color: #0d6efd; font-size: 13px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; }
     .content-section { padding: 90px 0; }
     .contact-card { min-height: 240px; margin-bottom: 30px; padding: 32px 28px; border: 1px solid #e4ece7; box-shadow: 0 16px 40px rgba(20,70,48,.08); }
     .contact-card .fa { color: #0d6efd; font-size: 34px; }
     .contact-card h3 { color: #1f2a24; font-weight: 700; }
     .note-box { padding: 34px; background: #103826; color: #fff; }
     .note-box h2, .note-box p { color: #fff; }
#project .project-item {
    height: 360px;
  }

  #project .project-item a {
    display: block;
    height: 100%;
  }

  #project .project-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
  }

  @media (max-width: 767px) {
    #project .project-item {
      height: 260px;
    }
  }

.floating-contact-box {
  position: fixed;
  right: 22px;
  bottom: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.floating-contact-item {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-width: 150px;
  height: 52px;
  padding: 0 18px 0 14px;
  border-radius: 999px;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0;
  box-shadow: 0 12px 26px rgba(0, 0, 0, 0.22);
  overflow: visible;
}

.floating-contact-item:hover,
.floating-contact-item:focus {
  color: #fff;
  text-decoration: none;
  transform: translateY(-2px);
}

.floating-contact-item::before {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: inherit;
  opacity: 0.45;
  animation: contactPulse 1.8s ease-out infinite;
}

.floating-contact-zalo,
.floating-contact-zalo::before {
  background: #0a8de8;
}

.floating-contact-phone,
.floating-contact-phone::before {
  background: #16a34a;
}

.floating-contact-icon,
.floating-contact-item .fa {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-right: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
  font-size: 18px;
  font-weight: 800;
}

.floating-contact-text {
  position: relative;
  z-index: 1;
  white-space: nowrap;
}

@keyframes contactPulse {
  0% {
    transform: scale(0.92);
    opacity: 0.48;
  }
  70% {
    transform: scale(1.18);
    opacity: 0;
  }
  100% {
    transform: scale(1.18);
    opacity: 0;
  }
}

@media (max-width: 767px) {
  .floating-contact-box {
    right: 14px;
    bottom: 16px;
    gap: 10px;
  }

  .floating-contact-item {
    min-width: 52px;
    width: 52px;
    padding: 0;
    justify-content: center;
  }

  .floating-contact-icon,
  .floating-contact-item .fa {
    margin-right: 0;
  }

  .floating-contact-text {
    display: none;
  }
}


 .custom-navbar.top-nav-collapse,.custom-navbar{
    border:none;
}

.rich-page h2 {
  color: #1f2a24;
  font-weight: 700;
  line-height: 1.25;
  margin: 10px 0 18px;
}

.rich-page p {
  color: #66736b;
  font-size: 16px;
  line-height: 1.8;
}

.project-case-card,
.info-card,
.area-card,
.news-card,
.highlight-box,
.metric-card {
  background: #fff;
  border: 1px solid #e4ece7;
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(22, 42, 32, 0.08);
}

.project-case-card {
  min-height: 590px;
  margin-bottom: 30px;
  overflow: hidden;
  transition: transform .22s ease, box-shadow .22s ease;
}

.project-case-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 54px rgba(22, 42, 32, 0.13);
}

.project-case-card img {
  width: 100%;
  height: 235px;
  object-fit: cover;
}

.project-case-card div {
  padding: 24px;
}

.project-case-card span,
.news-card span {
  display: inline-block;
  margin-bottom: 10px;
  color: #9d1509;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.project-case-card h3,
.info-card h3,
.area-card h3,
.news-card h3,
.highlight-box h3 {
  color: #1f2a24;
  font-weight: 700;
  line-height: 1.3;
}

.project-case-card ul {
  padding-left: 18px;
  color: #536159;
}

.metric-row {
  margin-top: 20px;
  margin-bottom: 58px;
}

.metric-card {
  min-height: 135px;
  margin-bottom: 22px;
  padding: 26px 20px;
  text-align: center;
}

.metric-card strong {
  display: block;
  color: #0d6efd;
  font-size: 38px;
  line-height: 1;
}

.metric-card span {
  display: block;
  margin-top: 12px;
  color: #536159;
  font-weight: 700;
}

.content-split {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-top: 30px;
}

.highlight-box {
  padding: 34px;
  background: linear-gradient(135deg, #10233b, #0d6efd);
}

.highlight-box h3,
.highlight-box p {
  color: #fff;
}

.page-cta {
  display: inline-block;
  margin-top: 16px;
  padding: 13px 22px;
  border-radius: 4px;
  background: #9d1509;
  color: #fff;
  font-weight: 800;
}

.page-cta:hover,
.page-cta:focus {
  color: #fff;
  text-decoration: none;
  background: #7f1007;
}

.price-table-wrap {
  border: 1px solid #e4ece7;
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(22, 42, 32, 0.08);
  overflow: hidden;
}

.price-table {
  margin-bottom: 0;
  background: #fff;
}

.price-table thead th {
  background: #0d6efd;
  color: #fff;
  border: 0 !important;
  font-weight: 800;
}

.price-table tbody td {
  padding: 18px !important;
  color: #536159;
  border-color: #e4ece7 !important;
  vertical-align: middle !important;
}

.price-table tbody td:first-child {
  color: #1f2a24;
  font-weight: 800;
}

.price-note-grid {
  margin-top: 42px;
}

.info-card,
.area-card {
  min-height: 230px;
  margin-bottom: 30px;
  padding: 30px 26px;
}

.info-card .fa,
.area-card .fa {
  color: #0d6efd;
  font-size: 34px;
}

.quote-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-top: 35px;
  padding: 36px;
  border-radius: 8px;
  background: #f4f8fb;
  border-left: 6px solid #9d1509;
}

.quote-band h2 {
  max-width: 780px;
  margin-bottom: 8px;
}

.service-map-panel {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 30px;
  align-items: center;
  margin-bottom: 48px;
  padding: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, #f7fbff, #fff);
  border: 1px solid #e4ece7;
  box-shadow: 0 18px 42px rgba(22, 42, 32, 0.08);
}

.service-city-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.service-city-cloud span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 13px;
  border-radius: 999px;
  background: #eef5ff;
  color: #0d4da1;
  font-weight: 800;
}

.service-city-cloud span:before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #9d1509;
  box-shadow: 0 0 0 4px rgba(157, 21, 9, .12);
}

.area-grid {
  margin-bottom: 20px;
}

.news-card {
  min-height: 290px;
  margin-bottom: 30px;
  padding: 30px 26px;
  transition: transform .22s ease, border-color .22s ease;
}

.news-card:hover {
  transform: translateY(-5px);
  border-color: rgba(13, 110, 253, .35);
}

.news-cta {
  background: linear-gradient(135deg, #10233b, #0d6efd);
  border-left-color: #fff;
}

.news-cta h2,
.news-cta p {
  color: #fff;
}

@media (max-width: 991px) {
  .service-map-panel {
    grid-template-columns: 1fr;
  }

  .quote-band {
    display: block;
  }
}

@media (max-width: 767px) {
  .project-case-card {
    min-height: auto;
  }

  .project-case-card img {
    height: 210px;
  }

  .quote-band,
  .service-map-panel,
  .highlight-box {
    padding: 24px;
  }
}



 .custom-navbar.top-nav-collapse,.custom-navbar{
    background: linear-gradient(135deg, #ff1500 0%, #9d1509 49.6%, #0d6efd 50%, #0048b3 100%);
    border:none;
}