:root {
  --tenax-navy: #0b1f3a;
  --tenax-navy-700: #103865;
  --tenax-orange: #f57c00;
  --tenax-slate: #556379;
  --tenax-bg: #f7f9fc;
  --tenax-white: #ffffff;
  --tenax-shadow: 0 20px 45px rgba(11, 31, 58, 0.12);
}

* {
  scroll-margin-top: 90px;
}

body {
  font-family: "Source Sans 3", "Helvetica Neue", Arial, sans-serif;
  color: var(--tenax-slate);
  background-color: var(--tenax-white);
  line-height: 1.8;
  letter-spacing: 0.2px;
  font-size: 1.02rem;
}

h1,
h2,
h3,
h4 {
  font-family: "Merriweather", "Times New Roman", serif;
  color: var(--tenax-navy);
  font-weight: 600;
  letter-spacing: 0.1px;
  line-height: 1.35;
}

p {
  margin-bottom: 1rem;
}

a {
  text-decoration: none;
}

.section-padding {
  padding: 90px 0;
}

.section-light {
  background: var(--tenax-bg);
}

.tenax-nav {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 25px rgba(11, 31, 58, 0.05);
}

.navbar-brand {
  font-size: 1.8rem;
  letter-spacing: -0.5px;
}

.navbar-brand span {
  color: var(--tenax-orange);
}

.navbar-nav .nav-link {
  color: var(--tenax-navy);
  font-weight: 600;
  padding: 0.75rem 1rem;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
  color: var(--tenax-orange);
}

.dropdown-menu {
  border-radius: 12px;
  border: 1px solid rgba(11, 31, 58, 0.08);
  box-shadow: var(--tenax-shadow);
}

.dropdown-item {
  font-weight: 500;
  color: var(--tenax-navy);
}

.dropdown-item:hover,
.dropdown-item:focus {
  color: var(--tenax-orange);
  background: rgba(245, 124, 0, 0.1);
}

@media (min-width: 992px) {
  .dropdown:hover .dropdown-menu {
    display: block;
  }
}

.btn-tenax {
  background: var(--tenax-orange);
  color: var(--tenax-white);
  border-radius: 50px;
  padding: 0.7rem 1.6rem;
  font-weight: 600;
  border: none;
  box-shadow: 0 10px 25px rgba(245, 124, 0, 0.3);
}

.btn-tenax:hover,
.btn-tenax:focus {
  background: #e36f00;
  color: var(--tenax-white);
}

.btn-outline-tenax {
  border: 1px solid var(--tenax-orange);
  color: var(--tenax-orange);
  border-radius: 50px;
  padding: 0.6rem 1.4rem;
  font-weight: 600;
}

.btn-outline-tenax:hover,
.btn-outline-tenax:focus {
  background: var(--tenax-orange);
  color: var(--tenax-white);
}

.hero {
  background: radial-gradient(circle at 20% 20%, rgba(245, 124, 0, 0.12), transparent 50%),
    linear-gradient(120deg, rgba(11, 31, 58, 0.98), rgba(16, 56, 101, 0.95));
  color: var(--tenax-white);
  padding: 140px 0 110px;
}

.hero h1,
.hero h2,
.hero h3 {
  color: var(--tenax-white);
}

.hero p {
  color: #d7e4f7;
  font-size: 1.1rem;
}

.hero-card {
  background: var(--tenax-white);
  color: var(--tenax-slate);
  border-radius: 20px;
  box-shadow: var(--tenax-shadow);
  padding: 30px;
}

.card-shadow {
  border: none;
  border-radius: 20px;
  box-shadow: var(--tenax-shadow);
}

.service-icon {
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: rgba(245, 124, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--tenax-orange);
  font-size: 1.3rem;
}

.stat-card {
  border: 1px solid rgba(11, 31, 58, 0.08);
  border-radius: 16px;
  padding: 24px;
  background: var(--tenax-white);
}

.tag {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  background: rgba(245, 124, 0, 0.15);
  color: var(--tenax-orange);
  font-weight: 600;
  font-size: 0.85rem;
}

.image-rounded {
  border-radius: 24px;
  box-shadow: var(--tenax-shadow);
  width: 100%;
  object-fit: cover;
}

.project-card {
  overflow: hidden;
  border-radius: 20px;
  box-shadow: var(--tenax-shadow);
  background: var(--tenax-white);
}

.project-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.client-logo {
  filter: grayscale(1);
  opacity: 0.75;
  transition: all 0.3s ease;
  max-height: 70px;
}

.client-logo:hover {
  filter: grayscale(0);
  opacity: 1;
}

.testimonial {
  background: var(--tenax-white);
  border-radius: 18px;
  padding: 24px;
  border: 1px solid rgba(11, 31, 58, 0.08);
}

.footer {
  background: var(--tenax-navy);
  color: #d7e4f7;
  padding: 60px 0 30px;
}

.footer a {
  color: #d7e4f7;
}

.footer a:hover {
  color: var(--tenax-orange);
}

.form-control,
.form-select {
  border-radius: 12px;
  padding: 0.75rem 1rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--tenax-orange);
  box-shadow: 0 0 0 0.2rem rgba(245, 124, 0, 0.15);
}

.badge-tenax {
  background: rgba(11, 31, 58, 0.1);
  color: var(--tenax-navy);
  border-radius: 12px;
  padding: 0.4rem 0.8rem;
}

.reveal {
  opacity: 0;
  transform: translateY(25px);
  transition: all 0.7s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.breadcrumb-hero {
  background: linear-gradient(120deg, rgba(11, 31, 58, 0.96), rgba(16, 56, 101, 0.96));
  color: var(--tenax-white);
  padding: 110px 0 60px;
}

.breadcrumb-hero h1 {
  color: var(--tenax-white);
}

.sticky-shadow {
  box-shadow: 0 10px 25px rgba(11, 31, 58, 0.1);
}

img:not(.client-logo):not(.nav-logo) {
  transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

img:not(.client-logo):not(.nav-logo):hover {
  transform: scale(1.04);
}

.nav-logo {
  height: 65px;
  max-width: 250px;
  width: auto;
  object-fit: contain;
  margin-right: 8px;
  vertical-align: middle;
}

@media (max-width: 991px) {
  .hero {
    padding: 120px 0 80px;
  }
}

@media (max-width: 767px) {
  .section-padding {
    padding: 70px 0;
  }

  .hero {
    padding: 110px 0 70px;
  }

  .nav-logo {
    height: 40px;
    margin-right: 4px;
  }

  .navbar-brand {
    font-size: 1.25rem;
    white-space: nowrap;
  }

  .navbar-toggler {
    padding: 0.25rem 0.5rem;
  }
}