/********** Template CSS **********/
:root {
  --bs-tertiary: #797e88;
}
.bg-secondary-light {
  background-color: rgb(25 114 99 / 25%) !important;
}

.back-to-top {
  position: fixed;
  display: none;
  right: 30px;
  bottom: 30px;
  z-index: 99;
}
.logo{
  height: 90px;
  background-color: #f3ebe0;
}
.featured-projects img{
  height: 200px;
  width: 100%;
}
.fw-bold {
  font-weight: 700 !important;
}

.fw-medium {
  font-weight: 600 !important;
}

.fw-normal {
  font-weight: 400 !important;
}

/*** Spinner ***/
#spinner {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s ease-out, visibility 0s linear 0.5s;
  z-index: 99999;
}

#spinner.show {
  transition: opacity 0.5s ease-out, visibility 0s linear 0s;
  visibility: visible;
  opacity: 1;
}

/*** Button ***/
.btn {
  transition: 0.5s;
}

.btn-square {
  width: 38px;
  height: 38px;
}

.btn-sm-square {
  width: 32px;
  height: 32px;
}

.btn-lg-square {
  width: 48px;
  height: 48px;
}

.btn-square,
.btn-sm-square,
.btn-lg-square {
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: normal;
}

/*** Top Bar ***/
.top-bar {
  height: 90px;
  padding: 0 90px;
}

.top-bar h6 {
  letter-spacing: 1px;
}

/*** Nav Bar ***/
.nav-bar {
  padding: 0 90px;
  transition: 0.5s;
}

.navbar .navbar-nav .nav-link {
  margin-right: 30px;
  padding: 20px 0;
  color: var(--bs-dark);
  font-size: 18px;
  outline: none;
}

.navbar .navbar-nav .nav-link:hover,
.navbar .navbar-nav .nav-link.active {
  color: var(--bs-white);
}

.navbar .dropdown-toggle::after {
  border: none;
  content: "\f107";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  vertical-align: middle;
  margin-left: 8px;
}
@media (max-width: 600px) {
  .nav-bar {
    padding: 0 15px !important;
  }
}

/* Scroll hone ke baad */
.nav-bar.scrolled {
  padding: 0 !important;
}

@media (max-width: 991.98px) {
  .navbar .navbar-nav .nav-link {
    margin-right: 0;
    padding: 10px 0;
  }

  .navbar .navbar-nav {
    margin-top: 20px;
    border-top: 1px solid var(--bs-white);
  }
}

@media (min-width: 992px) {
  .navbar .nav-item .dropdown-menu {
    display: block;
    border: none;
    margin-top: 0;
    top: 150%;
    opacity: 0;
    visibility: hidden;
    transition: 0.5s;
  }

  .navbar .nav-item:hover .dropdown-menu {
    top: 100%;
    visibility: visible;
    transition: 0.5s;
    opacity: 1;
  }
}

/*** Header Carousel ***/
.header-carousel {
  position: relative;
  background: url(../img/bg.jpg) center center no-repeat;
  background-size: cover;
}

.header-carousel .carousel-img {
  position: relative;
}

.header-carousel .owl-nav {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
}

.header-carousel .owl-nav .owl-prev,
.header-carousel .owl-nav .owl-next {
  width: 45px;
  height: 45px;
  margin: 10px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--bs-dark);
  background: var(--bs-primary);
}

.page-header {
  background: url(../img/bg.jpg) center center no-repeat;
  background-size: cover;
}

.page-header .breadcrumb-item + .breadcrumb-item::before {
  color: var(--bs-tertiary);
}

.page-header .breadcrumb-item,
.page-header .breadcrumb-item a {
  font-size: 18px;
  color: var(--bs-primary);
}

.page-header .breadcrumb-item.active {
  color: var(--bs-dark);
}

/*** Video ***/
.btn-play {
  position: relative;
  display: block;
  box-sizing: content-box;
  width: 16px;
  height: 26px;
  border: none;
  outline: none !important;
  padding: 18px 20px 20px 28px;
  background: var(--bs-dark);
}

.btn-play:before {
  content: "";
  position: absolute;
  z-index: 0;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  display: block;
  width: 60px;
  height: 60px;
  background: var(--bs-dark);
  animation: pulse-border 1500ms ease-out infinite;
}

.btn-play:after {
  content: "";
  position: absolute;
  z-index: 1;
  left: 50%;
  top: 50%;
  transform: translateX(-50%) translateY(-50%);
  display: block;
  width: 60px;
  height: 60px;
  background: var(--bs-dark);
  transition: all 200ms;
}

.btn-play span {
  display: block;
  position: relative;
  z-index: 3;
  width: 0;
  height: 0;
  left: -1px;
  border-left: 16px solid var(--bs-white);
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
}

@keyframes pulse-border {
  0% {
    transform: translateX(-50%) translateY(-50%) translateZ(0) scale(1);
    opacity: 1;
  }

  100% {
    transform: translateX(-50%) translateY(-50%) translateZ(0) scale(2);
    opacity: 0;
  }
}

#videoModal .modal-dialog {
  position: relative;
  max-width: 800px;
  margin: 60px auto 0 auto;
}

#videoModal .modal-body {
  position: relative;
  padding: 0px;
}

#videoModal .close {
  position: absolute;
  width: 30px;
  height: 30px;
  right: 0px;
  top: -30px;
  z-index: 999;
  font-size: 30px;
  font-weight: normal;
  color: var(--bs-white);
  background: #000000;
  opacity: 1;
}

/*** Section Title ***/
.section-title {
  position: relative;
  display: inline-block;
  text-transform: uppercase;
  font-weight: 600;
  font-size: 18px;
}

/*** About ***/
.about-img {
  position: relative;
}

.about-img::before,
.about-img::after {
  position: absolute;
  content: "";
  width: 33%;
  height: 90px;
  background: var(--bs-white);
}

.about-img::before {
  top: 0px;
  left: 0px;
}

.about-img::after {
  right: 0px;
  bottom: 0px;
}

/*** Service ***/
.service-title {
  height: 100%;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: url(../img/bg.jpg) center center no-repeat;
  background-size: cover;
}

.service-item {
  overflow: hidden;
}

.service-item .btn-square {
  width: 65px;
  height: 65px;
}

.service-item a {
  position: relative;
  padding: 0;
  font-size: 14px;
  line-height: 14px;
  text-transform: uppercase;
  transition: 0.5s;
}

.service-item a::after {
  position: absolute;
  content: "";
  width: 500%;
  height: 0;
  left: 100%;
  bottom: 3px;
  margin-left: 10px;
  border-bottom: 2px solid var(--bs-primary);
}

/*** Donation ***/
.donation-item {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.05);
  transition: 0.5s;
}

.donation-item:hover {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
}

.donation-item .donation-progress {
  width: 80px;
}

.donation-item .progress .progress-bar {
  height: 20px;
  overflow: visible;
  transition: 3s;
}

/*** Banner ***/
.banner .banner-inner {
  position: relative;
  background: url(../img/bg.jpg) center center no-repeat;
  background-size: cover;
}

.banner .banner-inner::before,
.banner .banner-inner::after {
  position: absolute;
  content: "";
  width: 0;
  height: 0;
}

.banner .banner-inner::before {
  top: 0;
  left: 0;
  border-top: 150px solid var(--bs-primary);
  border-right: 150px solid transparent;
}

.banner .banner-inner::after {
  right: 0;
  bottom: 0;
  border-bottom: 150px solid var(--bs-secondary);
  border-left: 150px solid transparent;
}

/*** Event ***/
.event-item {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.05);
  transition: 0.5s;
}

.event-item:hover {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
}

/*** Donate ***/
.donate .donate-text {
  position: relative;
  background: url(../img/bg.jpg) center center no-repeat;
  background-size: cover;
}

.donate .donate-text::before,
.donate .donate-text::after {
  position: absolute;
  content: "";
  width: 0;
  height: 0;
}

.donate .donate-text::before {
  top: 0;
  left: 0;
  border-top: 150px solid var(--bs-primary);
  border-right: 150px solid transparent;
}

.donate .donate-text::after {
  right: 0;
  bottom: 0;
  border-bottom: 150px solid var(--bs-secondary);
  border-left: 150px solid transparent;
}

.donate .donate-form .form-control {
  border: none;
  background: rgba(255, 255, 255, 0.5);
}

.donate .donate-form .btn-group {
  display: flex;
}

.donate .donate-form .btn-group .btn {
  margin: 0;
  padding: 0;
  height: 55px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  color: var(--bs-tertiary);
  background: rgba(255, 255, 255, 0.5);
}

.donate .donate-form .btn-group .btn-check:checked + .btn {
  border: none;
  background: var(--bs-white);
}

/*** Team ***/
.team-item {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.05);
  transition: 0.5s;
}

.team-item:hover {
  box-shadow: 0 0 30px rgba(0, 0, 0, 0.1);
}

.team-item .team-detail span {
  letter-spacing: 2px;
}

/*** Testimonial ***/
.testimonial-title {
  height: 100%;
  padding: 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: url(../img/bg.jpg) center center no-repeat;
  background-size: cover;
}

.testimonial-img {
  position: relative;
  padding: 45px 0 45px 90px;
}

.testimonial-img::before {
  position: absolute;
  content: "";
  top: 0;
  left: 0;
  width: calc(50% + 45px);
  height: 100%;
  background: var(--bs-primary);
  z-index: -1;
}

.testimonial-carousel .owl-nav {
  position: absolute;
  top: 50%;
  left: 1.5rem;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
}

.testimonial-carousel .owl-prev,
.testimonial-carousel .owl-next {
  width: 45px;
  height: 45px;
  margin: 10px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--bs-white);
  background: var(--bs-secondary);
  transition: 0.5s;
}

.testimonial-carousel .owl-prev:hover,
.testimonial-carousel .owl-next:hover {
  color: var(--bs-secondary);
  background: var(--bs-white);
}

@media (max-width: 768px) {
  .testimonial-carousel .owl-nav {
    top: 6.3rem;
  }
}

/*** Footer ***/
.footer {
  color: var(--bs-tertiary);
  background: linear-gradient(rgba(5, 19, 17, 0.95), rgba(5, 19, 17, 0.95)),
    url(../img/bg-footer.jpg) center center no-repeat;
  background-size: cover;
}

.footer .btn.btn-link {
  display: block;
  margin-bottom: 5px;
  padding: 0;
  text-align: left;
  color: var(--bs-tertiary);
  font-weight: normal;
  text-transform: capitalize;
  transition: 0.3s;
}

.footer .btn.btn-link::before {
  position: relative;
  content: "\f105";
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  margin-right: 10px;
}

.footer .btn.btn-link:hover {
  color: var(--bs-light);
  letter-spacing: 1px;
  box-shadow: none;
}

.footer .copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.carousel-img {
  position: relative;
  overflow: hidden;
}

.carousel-img img {
  width: 100%;
  border-radius: 20px; /* rounded corners */
  mask-image: radial-gradient(circle at center, black 70%, transparent 100%);
  -webkit-mask-image: radial-gradient(
    circle at center,
    black 70%,
    transparent 100%
  );
}

/* Timeline container */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 0;
  overflow: hidden; /* prevent horizontal scroll */
}

/* Timeline vertical line */
.timeline::after {
  content: "";
  position: absolute;
  width: 4px;
  background-color: #4a90e2;
  top: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

/* Timeline items */
.timeline-item {
  padding: 1.5rem 2rem;
  position: relative;
  width: 50%;
  box-sizing: border-box; /* important for proper width calculation */
}

/* Left and Right positioning */
.timeline-item.left {
  left: 0;
  text-align: right;
}
.timeline-item.right {
  left: 50%;
}

/* Timeline icons */
.timeline-icon {
  position: absolute;
  top: 0.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  box-sizing: border-box;
}
.timeline-item.left .timeline-icon {
  right: 0; /* keep inside container */
  z-index: 99;
}

.timeline-item.right .timeline-icon {
  left: 0; /* keep inside container */
  z-index: 99;
}

/* Responsive fix: single-column roadmap under 992px */
@media (max-width: 992px) {
  .timeline::after {
    left: 20px; /* shift line to left */
  }
  .timeline-item {
    width: 100%;
    padding-left: 60px; /* space for icon */
    padding-right: 20px;
    text-align: left !important;
    margin-bottom: 2rem;
  }
  .timeline-item.left,
  .timeline-item.right {
    left: 0;
  }
  .timeline-item.left .timeline-icon,
  .timeline-item.right .timeline-icon {
    left: 0; /* icon aligned properly */
    right: auto;
  }
}

/* =======================
   Section 2: Tools Grid
======================= */
.tools-grid {
  padding: 6rem 0;
  background-color: #fff8f0;
}

.tools-grid .card {
  border: none;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s, box-shadow 0.3s;
}

.tools-grid .card:hover {
  transform: translateY(-10px);
  box-shadow: 0 12px 25px rgba(0, 0, 0, 0.15);
}

.tools-grid i {
  font-size: 2.5rem;
  color: #ff6b6b;
  margin-bottom: 1rem;
}

.tools-grid h5 {
  margin-top: 1rem;
  font-weight: 700;
  color: #333;
}

.tools-grid p {
  color: #555;
  font-size: 0.95rem;
}

/* =======================
   Section 3: Techniques Highlight
======================= */
.tech-section {
  padding: 6rem 0;
  background-color: #f2f6ff;
}

.tech-section img {
  width: 100%;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

/* =======================
   Section 4: Horizontal Timeline
======================= */
.tech-timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding: 3rem 0;
}

.tech-timeline::after {
  content: "";
  position: absolute;
  height: 4px;
  background-color: #ff6b6b;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
}

.tech-step {
  position: relative;
  width: 25%;
  text-align: center;
  float: left;
  box-sizing: border-box;
  padding: 0 10px;
}

.tech-step .step-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #ff6b6b;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
}

.tech-step h5 {
  font-weight: 700;
  margin-top: 0.5rem;
  margin-bottom: 0.3rem;
}

.tech-step p {
  font-size: 0.95rem;
  color: #555;
}

/* Responsive Timeline */
@media (max-width: 992px) {
  .tech-step {
    width: 50%;
    margin-bottom: 2rem;
  }
}

@media (max-width: 576px) {
  .tech-step {
    width: 100%;
  }
}