/* ===========================
   HEADER SECTION
   Background image approach — content flows naturally,
   no absolute positioning that causes overlap
=========================== */
.header-section {
  background-image: url('./images/Header2.jpg');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 100vh;
}

/* ===========================
   OVERLAY NAVBAR
=========================== */
.overlay-nav {
  background: transparent !important;
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(74, 74, 74, .3);
}

.overlay-nav .navbar-brand {
  margin-left: clamp(1rem, 5vw, 6rem);
}

.nav-logo {
  width: clamp(10rem, 25vw, 25rem);
  height: auto;
}

.overlay-nav .navbar-nav {
  margin-right: clamp(1rem, 3vw, 3rem);
}

.overlay-nav .navbar-nav .nav-link {
  font-family: 'Ubuntu', sans-serif;
  color: #f17028;
  font-size: clamp(0.85rem, 1.3vw, 1.3rem);
  font-weight: 600;
  margin-right: 1rem;
  transition: color 0.25s;
}

.overlay-nav .navbar-nav .nav-link:hover {
  color: #cdae2c;
  font-style: "Ubuntu", sans-serif;
  
}

/* ===========================
   MOBILE TOGGLER
=========================== */
.custom-toggler {
  border-color: rgba(255, 255, 255, 0.6);
  margin-right: 1rem;
}

.custom-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.overlay-nav .navbar-collapse.show,
.overlay-nav .navbar-collapse.collapsing {
  backdrop-filter: blur(6px);
  border-radius: 0 0 8px 8px;
  padding: 0.75rem 0;
  background: transparent !important;
}

/* ===========================
   BANNER BODY
   Wraps the info row + drop cards
=========================== */
.banner-body {
  padding-left: clamp(1rem, 5vw, 5rem);
  padding-right: clamp(1rem, 5vw, 5rem);
  padding-top: 6rem;
}

/* ===========================
   INFO ROW (logo + text)
=========================== */
.banner-logo {
  width: 100%;
  height: auto;
  display: block;
}

.banner-card-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2.5rem, 2.8vw, 2.5rem);
  font-weight: 900;
  color: #f17028;
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
}

.banner-card-text {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(1.2rem, 1.4vw, 1.3rem);
  line-height: 1.7;
  font-weight: 400;
  color: #1c2790;
  margin-bottom: 10px;
}

/* ===========================
   DROPDOWN CARDS
=========================== */
.drop-card {
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  border: 1px solid rgba(255, 255, 255);
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.3s;
  margin-top: 50px;
}

.drop-card:hover {
  box-shadow: 0 8px 32px rgba(28, 39, 144, 0.4);
  background: rgba(255, 255, 255, 0.3);
}

.drop-card-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 7;
  background: rgba(255, 255, 255, 0.8);   /* dark frost for the image area */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
}

.drop-card-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  background: rgb(255, 255, 255, .5);  /* semi-transparent dropdown list */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  line-height: 1.5;
}

.drop-card-img {
  width: 80%;
  height: 80%;
  object-fit: contain;
  display: block;
  margin: auto;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.4s ease;
}

.drop-card:hover .drop-card-img {
  transform: translate(-50%, -50%) scale(1.04);
}

/* Chevron toggle — floats inside image, bottom center */
.drop-card-toggle {
  position: absolute;
  bottom: 0.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: transparent;
  color: #ffffff;
  border: none;
  padding: 0.3rem 0.8rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.25s;
  z-index: 3;
}

.drop-card-toggle:hover {
  color: #cdae2c;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
  40% {transform: translateY(-5px);}
  60% {transform: translateY(-5px);}
}

.drop-icon {
  font-size: 1.4rem;
  transition: transform 0.35s ease;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,0.6));
  color: #1c2790;
  -webkit-text-stroke: 1px;
  display: inline-block; /* Required for transform to work on inline elements */
  animation: bounce 2s infinite;
}

.drop-card.is-open .drop-icon {
  transform: rotate(180deg);
}

.drop-card-links li {
  border-bottom: 1px solid #e0e1f0;
}

.drop-card-links li:last-child {
  border-bottom: none;
}

.drop-card-links a {
  display: block;
  padding: 0.6rem 1.25rem;
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.8rem, 1vw, 0.95rem);
  color: #1c2790;
  text-decoration: none;
  font-weight: 500;
  transition: background-color 0.2s, color 0.2s, padding-left 0.2s;
}

.drop-card-links a:hover {
  background-color: #ecedf6;
  color: #cdae2c;
  padding-left: 1.75rem;
}

/* ===========================
   RESPONSIVE
=========================== */

/* Tablet */
@media (max-width: 991.98px) {
  .overlay-nav .navbar-brand {
    margin-left: clamp(0.75rem, 3vw, 1.5rem);
  }

  .nav-logo {
    width: clamp(8rem, 28vw, 16rem);
  }

  .banner-body {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
  }
}

/* Mobile */
@media (max-width: 767.98px) {
  .nav-logo {
    width: clamp(8rem, 35vw, 12rem);
  }

  .overlay-nav {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }

  .banner-body {
    padding-left: 1rem;
    padding-right: 1rem;
    padding-top: 1rem;
  }

  .banner-card-title {
    text-align: center;
    font-size: 1.3rem;
  }

  .banner-card-text {
    text-align: center;
    font-size: 0.85rem;
  }

  .banner-tagline {
    text-align: center;
    font-size: 0.75rem;
  }

  /* Keep cards side by side but allow them to be smaller */
  .drop-card-img-wrap {
    aspect-ratio: 4 / 3;
  }
}

/* Extra small */
@media (max-width: 479.98px) {
.header-section {
  background-image: url('./images/modern-office-space-interior.jpg');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 70vh;
}

  .nav-logo {
    width: 20rem;
  }

  .banner-card-title {
    font-size: 1.1rem;
  }

  .banner-card-text {
    font-size: 0.78rem;
  }

  .drop-card-links a {
    font-size: 0.75rem;
    padding: 0.5rem 0.75rem;
  }
}

/* ===========================
   FEATURE SECTION
=========================== */
.feature-section {
  background-image: url('./images/Feature_Section_Bg.jpg');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  min-height: 100vh;
}

.feature-banner-body {
  padding-left: clamp(1rem, 5vw, 5rem);
  padding-right: clamp(1rem, 5vw, 5rem);
  padding-top: clamp(3rem, 8vw, 8rem);
  padding-bottom: 3rem;
}

.feature-banner-card {
  padding-left: clamp(0.5rem, 3vw, 4rem);
  padding-right: clamp(0.5rem, 3vw, 4rem);
  padding-top: clamp(1rem, 3vw, 3rem);
}

/* Left: text */
.feature-banner-card-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 900;
  color: #1c2790;
  letter-spacing: 0.03em;
  margin-bottom: 0;
  line-height: 1.1;
}

.feature-banner-card-title-2 {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 900;
  color: #f8742d;
  letter-spacing: 0.03em;
  margin-bottom: 1rem;
  line-height: 1.1;
}

.feature-banner-tagline {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(0.82rem, 1.2vw, 1.05rem);
  color: #0a0a0a;
  font-weight: 400;
  margin-top: 0.5rem;
  margin-bottom: 0;
  line-height: 1.7;
}

.feature-btn {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.9rem, 1.2vw, 1.1rem);
  font-weight: 700;
  background-color: #1c2790;
  color: #ffffff;
  border: none;
  padding: 0.7rem 2rem;
  border-radius: 0.5rem;
  letter-spacing: 0.04em;
  transition: background-color 0.25s, transform 0.2s;
}

.feature-btn:hover {
  background-color: #f8742d;
  color: #ffffff;
  transform: translateY(-2px);
}

/* Right: image card */
.feature-img-card {
  background: transparent;
  width: 40rem;
  overflow: hidden;
  padding-left: 5rem;
}

.feature-img {
  object-fit: cover;
  width: 30rem;
  height: auto;
}

/* ===========================
   RESPONSIVE
=========================== */

/* Tablet */
@media (max-width: 991.98px) {
  .feature-banner-card {
    padding-left: 1rem;
    padding-right: 1rem;
    padding-top: 1.5rem;
  }

  .feature-banner-card-title,
  .feature-banner-card-title-2 {
    font-size: clamp(1.8rem, 5vw, 3rem);
  }

  .feature-img-card {
  background: transparent;
  width: 23rem;
  overflow: hidden;
  padding-left: 1rem;
}

.feature-img {
  object-fit: cover;
  width: 20rem;
  height: auto;
}

}

/* Mobile — stack text on top, image below */
@media (max-width: 767.98px) {
  .feature-section {
    background-position: center center;
    min-height: unset;
  }

  .feature-banner-body {
    padding-top: 2rem;
    padding-bottom: 2rem;
  }

  .feature-banner-card {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
    padding-top: 1rem;
  }

  .feature-banner-card-title,
  .feature-banner-card-title-2 {
    font-size: clamp(1.8rem, 8vw, 2.8rem);
  }

  .feature-banner-tagline {
    font-size: 0.88rem;
  }

  .feature-img-card {
    margin-top: 1rem;
  }
}

/* Extra small */
@media (max-width: 479.98px) {
  .feature-banner-card-title,
  .feature-banner-card-title-2 {
    font-size: 1.8rem;
  }

  .feature-banner-tagline {
    font-size: 0.82rem;
  }

.feature-img-card {
  background: transparent;
  width: 14rem;
  overflow: hidden;
  padding-left: 1rem;
}

.feature-img {
  object-fit: cover;
  width: 12rem;
  height: auto;
}

}

/* ===========================
   CONTACT SECTION
=========================== */
/* Section — full bg image */
.contact-section {
  background: url('./images/Contact_Section.jpg') center center / cover no-repeat;
  width: 100%;
  min-height: 100vh;
}

.contact-banner-body {
  padding-left: clamp(1rem, 5vw, 5rem);
  padding-right: clamp(1rem, 5vw, 5rem);
}

.contact-card {
  height: 100vh;
  width: 50vw;
  position: relative;        /* anchor for the absolute text */
  overflow: hidden;
  background: #f17028;
}

.contact-card-img {
  width: 100%;
  height: 100%;
}

.contact-card-text {
  position: absolute;        /* floats on top of the image */
  top: 0;
  left: 0;
  width: 100%;
  padding: clamp(1.25rem, 3vw, 2rem);
  background: linear-gradient(to bottom, rgba(0,0,0,0.55), transparent);
}

.contact-banner-card-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: #1c2790;
  letter-spacing: 0.03em;
  margin-top: 130px;
  line-height: 1.1;
}

.contact-banner-card-title-2 {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: #f5f5f5;
  letter-spacing: 0.03em;
  margin-bottom: 0.75rem;
  line-height: 1.1;
}

.contact-banner-tagline {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(0.82rem, 1.1vw, 1rem);
  color: #f5f5f5;
  font-weight: 500;
  margin-top: 0.5rem;
  margin-bottom: 0;
  line-height: 1.7;
}

/* Button */
.contact-btn {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  font-weight: 700;
  background-color: #1c2790;
  color: #ffffff;
  border: none;
  padding: 0.65rem 1.75rem;
  border-radius: 0.5rem;
  letter-spacing: 0.04em;
  transition: background-color 0.25s, transform 0.2s;
}

.contact-btn:hover {
  background-color: #f8742d;
  color: #ffffff;
  transform: translateY(-2px);
}

/* On mobile stack text on top, image below */
@media (max-width: 767.98px) {
  .contact-card-img {
    min-height: 200px;
  }

.contact-banner-body {
  padding-left: clamp(1rem, 5vw, 5rem);
  padding-right: clamp(1rem, 5vw, 5rem);
}

.contact-card {
  height: 56vh;
  width: 62vw;
  position: relative;        /* anchor for the absolute text */
  overflow: hidden;
  background: #f17028;
}

.contact-card-img {
  width: 100%;
  height: 100%;
}

/* Titles */
.contact-banner-card-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: #f5f5f5;
  letter-spacing: 0.03em;
  margin-bottom: 0;
  line-height: 1.1;
}

.contact-banner-card-title-2 {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
  color: #f8742d;
  letter-spacing: 0.03em;
  margin-bottom: 0.75rem;
  line-height: 1.1;
}

.contact-banner-tagline {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(0.82rem, 1.1vw, 1rem);
  color: #f5f5f5;
  font-weight: 500;
  margin-top: 0.5rem;
  margin-bottom: 0;
  line-height: 1.7;
}

/* Button */
.contact-btn {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.9rem, 1.1vw, 1rem);
  font-weight: 700;
  background-color: #1c2790;
  color: #ffffff;
  border: none;
  padding: 0.65rem 1.75rem;
  border-radius: 0.5rem;
  letter-spacing: 0.04em;
  transition: background-color 0.25s, transform 0.2s;
}

.contact-btn:hover {
  background-color: #f8742d;
  color: #ffffff;
  transform: translateY(-2px);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (max-width: 991.98px) {
  .contact-banner-card-title,
  .contact-banner-card-title-2 {
    font-size: clamp(1.8rem, 5vw, 3rem);
  }
}

@media (max-width: 767.98px) {
  .contact-section {
    background-position: center center;
    min-height: unset;
    padding-top: 3rem;
    padding-bottom: 3rem;
  }

  .contact-banner-body {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  /* Center the card on mobile */
  .contact-section .row {
    justify-content: center !important;
  }

  .contact-banner-card-title,
  .contact-banner-card-title-2 {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .contact-banner-tagline {
    font-size: 0.88rem;
  }
}

@media (max-width: 479.98px) {
  .contact-banner-card-title,
  .contact-banner-card-title-2 {
    font-size: 1.8rem;
  }

  .contact-banner-tagline {
    font-size: 0.82rem;
  }

  .contact-card-text {
    padding: 1.25rem;
  }

.contact-card {
  height: 56vh;
  width: 79.5vw;
  position: relative;        /* anchor for the absolute text */
  overflow: hidden;
  background: #f17028;
}
}
}

/* ===========================
      FOOTER
=========================== */
.footer-section {
  position: relative;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}

.footer-section::before {
  content: "";
  position: absolute;
  inset: -30px;
  background-image: url("../images/17663.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  z-index: 0;
  transform: translateZ(0);
  will-change: transform;
}

.footer-overlay {
  position: absolute;
  inset: 0;
  background: rgba(248, 116, 45, 0.1);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 1;
}

.footer-content {
  position: relative;
  z-index: 2;
  color: #ffffff;
}

.footer-logo {
  max-width: 140px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.footer-govlab {
  height: 20px;
}

.footer-details {
  margin-top: 40px;
}

.footer-dap {
  max-width: 200px;
}

.footer-email {
  color: #f8742d;
  text-decoration: none;
}

.footer-muted {
  color: rgba(255, 255, 255, 0.7);
}

.footer-social{
  color: #1c2790;
}

.footer-social a {
  font-size: 1.6rem;
  color: #1c2790;
  padding-right: 2.5rem;
  transition: color 0.3s ease, transform 0.3s ease;
  display: inline-block;
}

.footer-social a:hover {
  color: #f8742d;
  transform: translateY(-3px);
}

.footer-social a:last-child {
  padding-right: 0;
}

@media (max-width: 768px) {
  .footer-section {
    /* Removed the 250px margin-top that was pushing layout */
  }

  .footer-details {
    margin-top: 1rem;
  }

  .footer-social {
    margin-top: 1.5rem;
    text-align: center !important;
  }

  .footer-social a {
    padding-right: 1.2rem;
  }
}

/* ===========================
   SANDBOX HEADER SECTION
=========================== */
.sandbox-header-section {
  background-image: url('./images/sandbox_track_header.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 50vh;
}

/* ===========================
   SANDBOX OVERLAY NAVBAR
=========================== */
.sandbox-overlay-nav {
  background: transparent !important;
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(245, 245, 245, 0.4);
}

.sandbox-overlay-nav .navbar-brand {
  margin-left: clamp(1rem, 5vw, 6rem);
}

.nav-logo {
  width: clamp(10rem, 25vw, 25rem);
  height: auto;
}

.sandbox-overlay-nav .navbar-nav {
  margin-right: clamp(1rem, 3vw, 3rem);
}

.sandbox-overlay-nav .navbar-nav .nav-link {
  font-family: 'Ubuntu', sans-serif;
  color: #f5f5f5;
  font-size: clamp(0.85rem, 1.3vw, 1.3rem);
  font-weight: 600;
  margin-right: 1rem;
  transition: color 0.25s;
}

.sandbox-overlay-nav .navbar-nav .nav-link:hover {
  color: #cdae2c;
}

/* ===========================
   MOBILE TOGGLER
=========================== */
.custom-toggler {
  border-color: rgba(255, 255, 255, 0.6);
  margin-right: 1rem;
}

.custom-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.sandbox-overlay-nav .navbar-collapse.show,
.sandbox-overlay-nav .navbar-collapse.collapsing {
  border-radius: 0 0 8px 8px;
  padding: 0.75rem 0;
}

.sandbox-header-content {
  position: relative;
  height: calc(50vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-left: clamp(1.5rem, 6vw, 6rem);
  color: #f5f5f5;
}

.sandbox-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2.5rem, 6vw, 7rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}


/* Navbar responsive */
@media (max-width: 991.98px) {
  .sandbox-overlay-nav .navbar-brand {
    margin-left: clamp(0.75rem, 3vw, 1.5rem);
  }

  .nav-logo {
    width: clamp(8rem, 28vw, 16rem);
  }
}

@media (max-width: 767.98px) {
  .nav-logo {
    width: clamp(7rem, 35vw, 12rem);
  }

  .sandbox-overlay-nav {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }
}

@media (max-width: 479.98px) {
  .nav-logo {
    width: 7rem;
  }
}

/* ===========================
   SANDBOX SECTIONS
=========================== */
.sandbox-section {
  width: 100%;
  background-color: #ecedf6;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;        /* full screen on desktop */
}

.sandbox-card {
  width: 100vw;
  height: auto;
  overflow: hidden;
}

.sandbox-img {
  width: 100%;
  height: auto;
  object-fit: unset;
  display: block;
}

/* Tablet — kill min-height so gap shrinks */
@media (max-width: 991.98px) {
  .sandbox-section {
    min-height: unset;
  }

  .sandbox-card {
    width: 95vw;
  }
}

/* Mobile */
@media (max-width: 479.98px) {
  .sandbox-section {

  }

  .sandbox-card {
    width: 98vw;
  }
}


/* ===========================
   SANDBOX HEADER SECTION
=========================== */
.acceleration-header-section {
  background-image: url('./images/acceleration_track_header.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 50vh;
}

/* ===========================
   SANDBOX OVERLAY NAVBAR
=========================== */
.acceleration-overlay-nav {
  background: transparent !important;
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(245, 245, 245, 0.4);
}

.acceleration-overlay-nav .navbar-brand {
  margin-left: clamp(1rem, 5vw, 6rem);
}

.nav-logo {
  width: clamp(20rem, 25vw, 25rem);
  height: auto;
}

.acceleration-overlay-nav .navbar-nav {
  margin-right: clamp(1rem, 3vw, 3rem);
}

.acceleration-overlay-nav .navbar-nav .nav-link {
  font-family: 'Ubuntu', sans-serif;
  color: #f5f5f5;
  font-size: clamp(0.85rem, 1.3vw, 1.3rem);
  font-weight: 600;
  margin-right: 1rem;
  transition: color 0.25s;
}

.acceleration-overlay-nav .navbar-nav .nav-link:hover {
  color: #cdae2c;
}

/* ===========================
   MOBILE TOGGLER
=========================== */
.custom-toggler {
  border-color: rgba(255, 255, 255, 0.6);
  margin-right: 1rem;
}

.custom-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.acceleration-overlay-nav .navbar-collapse.show,
.acceleration-overlay-nav .navbar-collapse.collapsing {
  border-radius: 0 0 8px 8px;
  padding: 0.75rem 0;
}

.acceleration-header-content {
  position: relative;
  height: calc(50vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #f5f5f5;
}

.acceleration-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2.5rem, 6vw, 7rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}


/* Navbar responsive */
@media (max-width: 991.98px) {
  .acceleration-overlay-nav .navbar-brand {
    margin-left: clamp(0.75rem, 3vw, 1.5rem);
  }

  .nav-logo {
    width: clamp(8rem, 28vw, 16rem);
  }

.acceleration-header-section {
  background-image: url('./images/acceleration_track_header.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 40vh;
}

.acceleration-header-content {
  position: relative;
  height: calc(40vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  text-align: start;
  padding-left: clamp(1.5rem, 6vw, 6rem);
  color: #f5f5f5;
}

.acceleration-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(3rem, 4.5vw, 6rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-align: start;
  color: #f5f5f5;
}
}

@media (max-width: 767.98px) {
  .nav-logo {
    width: clamp(7rem, 35vw, 12rem);
  }

  .acceleration-overlay-nav {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }
}

@media (max-width: 479.98px) {
  .nav-logo {
    width: 7rem;
  }
}

/* ===========================
   SANDBOX SECTIONS
=========================== */
.acceleration-section {
  width: 100%;
  background-color: #ecedf6;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;        /* full screen on desktop */
}

.acceleration-card {
  width: 100vw;
  height: auto;
  overflow: hidden;
}

.acceleration-img {
  width: 100%;
  height: auto;
  object-fit: unset;
  display: block;
}

/* Tablet — kill min-height so gap shrinks */
@media (max-width: 991.98px) {
  .acceleration-section {
    min-height: unset;
  }

  .acceleration-card {
    width: 95vw;
  }

.sandbox-header-section {
  background-image: url('./images/sandbox_track_header.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 40vh;
}

.sandbox-header-content {
  position: relative;
  height: calc(40vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  text-align: start;
  color: #f5f5f5;
}

.sandbox-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(3rem, 4.5vw, 6rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-align: start;
  color: #f5f5f5;
}
}

/* Mobile */
@media (max-width: 479.98px) {
  .acceleration-section {

  }

  .acceleration-card {
    width: 98vw;
  }
}

/* ===========================
   CASESTUDIES
=========================== */
.casestudies-header-section {
  background-image: url('./images/case_studies.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 50vh;
}

/* ===========================
   CASESTUDIES OVERLAY NAVBAR
=========================== */
.casestudies-overlay-nav {
  background: transparent !important;
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(245, 245, 245, 0.4);
}

.casestudies-overlay-nav .navbar-brand {
  margin-left: clamp(1rem, 5vw, 6rem);
}

.nav-logo {
  width: clamp(10rem, 25vw, 25rem);
  height: auto;
}

.casestudies-overlay-nav .navbar-nav {
  margin-right: clamp(1rem, 3vw, 3rem);
}

.casestudies-overlay-nav .navbar-nav .nav-link {
  font-family: 'Ubuntu', sans-serif;
  color: #f5f5f5;
  font-size: clamp(0.85rem, 1.3vw, 1.3rem);
  font-weight: 600;
  margin-right: 1rem;
  transition: color 0.25s;
}

.casestudies-overlay-nav .navbar-nav .nav-link:hover {
  color: #cdae2c;
}

/* ===========================
   MOBILE TOGGLER
=========================== */
.custom-toggler {
  border-color: rgba(255, 255, 255, 0.6);
  margin-right: 1rem;
}

.custom-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.casestudies-overlay-nav .navbar-collapse.show,
.casestudies-overlay-nav .navbar-collapse.collapsing {
  border-radius: 0 0 8px 8px;
  padding: 0.75rem 0;
}

.casestudies-header-content {
  position: relative;
  height: calc(50vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #f5f5f5;
}

.casestudies-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(1rem, 3vw, 4rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}


/* Navbar responsive */
@media (max-width: 991.98px) {
  .casestudies-overlay-nav .navbar-brand {
    margin-left: clamp(0.75rem, 3vw, 1.5rem);
  }

  .nav-logo {
    width: clamp(8rem, 28vw, 16rem);
  }

.casestudies-header-section {
  background-image: url('./images/case_studies.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 40vh;
}

.casestudies-header-content {
  position: relative;
  height: calc(40vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-left: clamp(1.5rem, 6vw, 6rem);
  color: #f5f5f5;
}


.casestudies-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(1.5rem, 4.5vw, 6rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

}

@media (max-width: 767.98px) {
  .nav-logo {
    width: clamp(7rem, 35vw, 12rem);
  }

  .casestudies-overlay-nav {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
  }
}

@media (max-width: 479.98px) {
  .nav-logo {
    width: 7rem;
  }
}

/* ===========================
   RESEARCH CARDS SECTION
=========================== */
.info-card {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  background: #ffffff;
  transition: box-shadow 0.3s, transform 0.3s;
}

.info-card:hover {
  box-shadow: 0 8px 32px rgba(28, 39, 144, 0.18);
  transform: translateY(-4px);
}

.info-card-inner {
  display: flex;
  flex-direction: column;   /* image on top, text below */
  height: 100%;
}

/* Image */
.info-card-img,
.info-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border-radius: 1rem 1rem 0 0;   /* round only top corners */
}

/* Text area */
.info-card-text {
  padding: 1.25rem;
  flex: 1;                  /* stretches to fill remaining card height */
  display: flex;
  flex-direction: column;
}

.info-card-text h5 {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  font-weight: 700;
  color: #1c2790;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.info-card-text p {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.78rem, 1vw, 0.9rem);
  color: #3a3a3a;
  line-height: 1.7;
  margin-bottom: 0;
  flex: 1;
}

.info-card-text a {
  color: #1c2790;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s;
}

.info-card-text a:hover {
  color: #f8742d;
  text-decoration: underline;
}

/* ===========================
   RESPONSIVE
=========================== */

/* Tablet — 2 columns (Bootstrap col-md-6 handles this) */
@media (max-width: 991.98px) {
  .info-card-img,
  .info-card-img {
    height: 180px;
  }
}

/* Mobile — 1 column (Bootstrap col-12 by default) */
@media (max-width: 767.98px) {
  .info-card-img,
  .info-card-img {
    height: 200px;
  }

  .info-card-text {
    padding: 1rem;
  }

  .info-card-text h5 {
    font-size: 0.95rem;
  }

  .info-card-text p {
    font-size: 0.82rem;
  }
}

@media (max-width: 479.98px) {
  .info-card-img,
  .info-card-img {
    height: 170px;
  }
}

/* ===== FACTSHEETS ===== */
.fs-card {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(12px);
  border-radius: 18px;
  padding: 1.25rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  margin-top: 20px;
}

.fs-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.25);
}

.fs-card-inner {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.fs-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: 12px;
}

.fs-card-text h5 {
  font-family: "Ubuntu", sans-serif;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: #1c2790;
}

.fs-card-text p {
  margin: 0;
  font-size: 0.85rem;
  color: #555;
  line-height: 1.6;
}

.fs-card-text a {
  color: #f8742d;
  font-weight: 600;
  text-decoration: none;
}

.fs-card-text a:hover {
  color: #1c2790;
}

.factsheets-header-section {
  background-image: url('./images/factsheets.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 50vh;
}

/* ===========================
   FACTSHEETS OVERLAY NAVBAR
=========================== */
.factsheets-overlay-nav {
  background: transparent !important;
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(245, 245, 245, 0.4);
}

.factsheets-overlay-nav .navbar-brand {
  margin-left: clamp(1rem, 5vw, 6rem);
}

.nav-logo {
  width: clamp(10rem, 25vw, 25rem);
  height: auto;
}

.factsheets-overlay-nav .navbar-nav {
  margin-right: clamp(1rem, 3vw, 3rem);
}

.factsheets-overlay-nav .navbar-nav .nav-link {
  font-family: 'Space Grotesk', sans-serif;
  color: #f5f5f5;
  font-size: clamp(0.85rem, 1.3vw, 1.3rem);
  font-weight: 600;
  margin-right: 1rem;
  transition: color 0.25s;
}

.factsheets-overlay-nav .navbar-nav .nav-link:hover {
  color: #cdae2c;
}

/* ===========================
   MOBILE TOGGLER
=========================== */
.custom-toggler {
  border-color: rgba(255, 255, 255, 0.6);
  margin-right: 1rem;
}

.custom-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.factsheets-overlay-nav .navbar-collapse.show,
.factsheets-overlay-nav .navbar-collapse.collapsing {
  border-radius: 0 0 8px 8px;
  padding: 0.75rem 0;
}

.factsheets-header-content {
  position: relative;
  height: calc(50vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-left: clamp(1.5rem, 6vw, 6rem);
  color: #f5f5f5;
}

.factsheets-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(1.5rem, 6vw, 7rem);
  color: #f5f5f5;
  font-weight: 700;
  text-align: center;
  margin-top: 6rem;
}


/* Navbar responsive */
@media (max-width: 991.98px) {
  .factsheets-overlay-nav .navbar-brand {
    margin-left: clamp(0.75rem, 3vw, 1.5rem);
  }

  .nav-logo {
    width: clamp(8rem, 28vw, 16rem);
  }

.factsheets-header-section {
  background-image: url('./images/case_studies.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 40vh;
}

.factsheets-header-content {
  position: relative;
  height: calc(40vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-left: clamp(1.5rem, 6vw, 6rem);
  color: #f5f5f5;
}


.factsheets-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2.2rem, 4.5vw, 6rem);
  font-weight: 700;
  text-align: start; 
  margin-left: 1.5rem;
  color: #f5f5f5;
}


@media (max-width: 576px) {
  .fs-card-img {
    height: 180px;
  }
}
}

/* ===========================
   RESEARCH SECTION AND OVERLAY NAVBAR
 ===========================*/  
.research-prod-header-section {
  background-image: url('./images/research_prod.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 50vh;
}

.research-prod-overlay-nav {
  background: transparent !important;
  padding-top: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(245, 245, 245, 0.4);
}

.research-prod-overlay-nav .navbar-brand {
  margin-left: clamp(1rem, 5vw, 6rem);
}

.nav-logo {
  width: clamp(10rem, 25vw, 25rem);
  height: auto;
}

.research-prod-overlay-nav .navbar-nav {
  margin-right: clamp(1rem, 3vw, 3rem);
}

.research-prod-overlay-nav .navbar-nav .nav-link {
  font-family: 'Ubuntu', sans-serif;
  color: #f5f5f5;
  font-size: clamp(0.85rem, 1.3vw, 1.3rem);
  font-weight: 600;
  margin-right: 1rem;
  transition: color 0.25s;
}

.research-prod-overlay-nav .navbar-nav .nav-link:hover {
  color: #cdae2c;
}

/* ===========================
   MOBILE TOGGLER
=========================== */
.custom-toggler {
  border-color: rgba(255, 255, 255, 0.6);
  margin-right: 1rem;
}

.custom-toggler .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.research-prod-overlay-nav .navbar-collapse.show,
.research-prod-overlay-nav .navbar-collapse.collapsing {
  border-radius: 0 0 8px 8px;
  padding: 0.75rem 0;
}

.research-prod-header-content {
  position: relative;
  height: calc(50vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  align-items: center;
  color: #f5f5f5;
}

.research-prod-header-section {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(3rem, 5vw, 7rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.research-prod-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2.5rem, 5vw, 6rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;

}
/* Navbar responsive */
@media (max-width: 991.98px) {
  .research-prod-overlay-nav .navbar-brand {
    margin-left: clamp(0.75rem, 3vw, 1.5rem);
  }

  .nav-logo {
    width: clamp(8rem, 28vw, 16rem);
  }

.research-prod-header-section {
  background-image: url('./images/case_studies.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  height: 40vh;
}

.research-prod-header-content {
  position: relative;
  height: calc(40vh - 80px); /* subtract navbar height approx */
  display: flex;
  flex-direction: column;
  text-align: start;
  padding-left: clamp(1.5rem, 6vw, 6rem);
  color: #f5f5f5;
}

.research-prod-title {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(2.2rem, 4.5vw, 6rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  text-align: start;
  color: #f5f5f5;
}


@media (max-width: 576px) {
  .fs-card-img {
    height: 180px;
  }
}
}

/* ===========================
   RESEARCH CARDS SECTION
=========================== */
.research-card {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.1);
  background: #ffffff;
  transition: box-shadow 0.3s, transform 0.3s;
}

.research-card:hover {
  box-shadow: 0 8px 32px rgba(28, 39, 144, 0.18);
  transform: translateY(-4px);
}

.research-card-inner {
  display: flex;
  flex-direction: column;   /* image on top, text below */
  height: 100%;
}

/* Image */
.research-card-img,
.info-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border-radius: 1rem 1rem 0 0;   /* round only top corners */
}

/* Text area */
.research-card-text {
  padding: 1.25rem;
  flex: 1;                  /* stretches to fill remaining card height */
  display: flex;
  flex-direction: column;
}

.research-card-text h5 {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  font-weight: 700;
  color: #1c2790;
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.research-card-text p {
  font-family: 'Ubuntu', sans-serif;
  font-size: clamp(0.78rem, 1vw, 0.9rem);
  color: #3a3a3a;
  line-height: 1.7;
  margin-bottom: 0;
  flex: 1;
}

.research-card-text a {
  color: #1c2790;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s;
}

.research-card-text a:hover {
  color: #f8742d;
  text-decoration: underline;
}

/* ===========================
   RESPONSIVE
=========================== */

/* Tablet — 2 columns (Bootstrap col-md-6 handles this) */
@media (max-width: 991.98px) {
  .research-card-img,
  .info-card-img {
    height: 180px;
  }
}

/* Mobile — 1 column (Bootstrap col-12 by default) */
@media (max-width: 767.98px) {
  .research-card-img,
  .info-card-img {
    height: 200px;
  }

  .research-card-text {
    padding: 1rem;
  }

  .research-card-text h5 {
    font-size: 0.95rem;
  }

  .research-card-text p {
    font-size: 0.82rem;
  }
}

@media (max-width: 479.98px) {
  .research-card-img,
  .info-card-img {
    height: 170px;
  }
}

/* ===== SMOOTH SCROLL — native, zero JS ===== */
html {
  scroll-behavior: smooth;
}