/* ======================
   SOFT GREEN BOUNDARIES ONLY
   Clean white-green frame - top to bottom
   No backgrounds changed, no images touched
   ====================== */

:root {
  --fresh-green: #4ade80;
  --soft-border: #a7f3d0;
}

/* Soft green boundaries on every section from top to bottom */
.parallax-section,
section {
  border-top: 1px solid var(--soft-border);
  border-bottom: 1px solid var(--soft-border);
}

/* Keep intro hero image 100% untouched */
#intro {
  border-top: none;
}

/* Navbar becomes clean white-green environment */
.custom-navbar {
  background: rgba(255,255,255,0.95) !important;
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 12px rgba(22,101,52,0.08);
}

.custom-navbar .nav-links a {
  color: var(--deep-green);
  font-weight: 500;
}

.custom-navbar .nav-links a:hover,
.custom-navbar .nav-links a.active {
  color: var(--fresh-green);
}

/* Intro — soft tinted overlay so logo & text breathe */
#intro {
  background: linear-gradient(rgba(230,244,237,0.65), rgba(248,253,250,0.85)), 
              url("../img/Background1.jpg") center bottom / cover no-repeat !important;
  color: #1e2937;
}

/* Navbar gets a soft bottom boundary only */
.custom-navbar {
  border-bottom: 2px solid var(--soft-border);
    
}

/* Buttons stay fresh green for the environment feel */
#intro .btn,
#contact .btn {
  background: var(--fresh-green);
  color: black;
  border: none;
}

#intro .btn:hover,
#contact .btn:hover {
  background: #22c55e;
}

/* Cards, panels and forms get soft boundaries */
.panel,
#register .form-control,
.contact_detail {
  border: 1px solid var(--soft-border);
}

body {
  background: #ffffff;
  font-family: "Poppins", sans-serif;
  font-style: normal;
  font-weight: 400;
  padding-top: 120px;
  position: relative;
  z-index: 1;
}

/*---------------------------------------
    Typorgraphy              
-----------------------------------------*/

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
}

h3,
h5 {
  font-weight: 500;
}

h1 {
  font-size: 40px;
  letter-spacing: 2px;
  background-color: green;
}

h2 {
  font-size: 30px;
  text-transform: uppercase;
}

h3 {
  line-height: 45px;
  color: green;
}

h5 {
  letter-spacing: 1px;
  padding-top: 8px;
}

p {
  color: #707070;
  font-size: 14px;
  line-height: 24px;
}

a {
  text-decoration: none !important;
  outline: none;
}

/*---------------------------------------
    General               
-----------------------------------------*/
.section-title {
  margin-bottom: 20px;
}

#overview,
#register {
  padding-top: 8rem;
  padding-bottom: 0;
}

#detail,
#video,
#speakers,
#program,
#sponsors,
#contact,
footer {
  padding-top: 8rem;
  padding-bottom: 10rem;
}

#detail,
#speakers,
#sponsors,
footer {
  text-align: center;
}

#overview h3,
#detail h3,
#video h3,
#register h3,
#venue h3,
#contact h3 {
  padding-bottom: 10px;
}

#intro .btn,
#contact .btn {
  background: transparent;
  border: 2px solid #ffffff;
  border-radius: 0px;
  color: rgb(0, 0, 0);
  font-weight: 600;
  letter-spacing: 1px;
  font-size: 12px;
  padding: 14px 42px;
  margin-top: 42px;
  margin-right: 10px;
  -webkit-transition: all 0.4s ease-in-out;
  transition: all 0.4s ease-in-out;
}

#intro .btn-danger,
#contact .btn-danger {
  background: #f2545f;
  border-color: transparent;
}

#contact .btn {
  border-radius: 100px;
}

#intro .btn-danger:hover {
  background: transparent;
  border-color: #ff0000;
  color: #ffffff;
}

#contact .btn-danger:hover {
  background: #222;
}

#intro .btn-default:hover {
  background: #fafafa;
  color: #333333;
  border-color: transparent;
}

.parallax-section {
  background-attachment: fixed !important;
  background-size: cover !important;
  position: relative;
  z-index: 1;
}

/*---------------------------------------
    Preloader section              
-----------------------------------------*/
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 500%;
  z-index: 99999;
  display: flex;
  flex-flow: row nowrap;
  justify-content: center;
  align-items: center;
  background: none repeat scroll 0 0 #ffffff;
}

.sk-rotating-plane {
  width: 50px;
  height: 50px;
  background-color: #222;
  -webkit-animation: sk-rotatePlane 1.2s infinite ease-in-out;
  animation: sk-rotatePlane 1.2s infinite ease-in-out;
}

@-webkit-keyframes sk-rotatePlane {
  0% {
    -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
    transform: perspective(120px) rotateX(0deg) rotateY(0deg);
  }
  50% {
    -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
    transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
  }
  100% {
    -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
    transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
  }
}

@keyframes sk-rotatePlane {
  0% {
    -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
    transform: perspective(120px) rotateX(0deg) rotateY(0deg);
  }
  50% {
    -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
    transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
  }
  100% {
    -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
    transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
  }
}

/*---------------------------------------
    Stationary Top Navigation Bar        
-----------------------------------------*/
.navbar.navbar-fixed-top.custom-navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 120px;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 9999;
  display: flex;
  align-items: center;
  padding: 0 30px;
  border-radius: 0;
  border: none;
  margin-bottom: 0;
  animation: none !important;
  transform: none !important;
}

.navbar.navbar-fixed-top.custom-navbar .nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.navbar.navbar-fixed-top.custom-navbar .logo-section {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.navbar.navbar-fixed-top.custom-navbar .navbar-logo {
  width: 90px;
  height: 90px;
  object-fit: contain;
  margin-right: 30px;
}

.navbar.navbar-fixed-top.custom-navbar .nav-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 25px;
}

.navbar.navbar-fixed-top.custom-navbar .nav-links li {
  margin: 0;
  padding: 0;
}

.navbar.navbar-fixed-top.custom-navbar .nav-links a {
  color: #178a00;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  text-decoration: none !important;
  transition: all 0.3s ease-in-out;
  padding: 5px 10px;
}

.navbar.navbar-fixed-top.custom-navbar .nav-links a:hover {
  color: #66ccff;
}

.navbar.navbar-fixed-top.custom-navbar .nav-links a.active {
  color: #66ccff;
}

/*---------------------------------------
    Animations Behind Navbar              
-----------------------------------------*/
[class*="wow"],
.bounceIn,
.fadeIn,
.slideIn,
.zoomIn {
  position: relative;
  z-index: 1 !important;
}

.container,
.row,
div[class*="col-"] {
  position: relative;
  z-index: 1;
}

/*---------------------------------------
    Navigation Links section              
-----------------------------------------*/
.navbar-fixed-top {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 9999;
  height: auto;
  transform: none;
}

.custom-navbar {
  margin-bottom: 0px;
  background-color: transparent;
  padding: 10px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 120px;
  height: 120px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 9999;
  transform: none;
  transition: background-color 0.3s ease-in-out;
}

.custom-navbar::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 120px;
  background-color: rgba(0, 0, 0, 0);
  z-index: 9998;
  transition: background-color 0.3s ease-in-out;
  pointer-events: none;
}

.custom-navbar.top-nav-collapse::before {
  background-color: rgba(0, 0, 0, 1);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.navbar-logo {
  width: 90px;
  height: 90px;
  object-fit: contain;
  margin-right: 20px;
  background-color: black;
}

.custom-navbar.navbar-scrolled .navbar-logo {
  width: 90px;
  height: 100px;
  margin-right: 20px;
}

.custom-navbar .navbar-header {
  display: flex;
  align-items: center;
  margin-bottom: 0;
}

.custom-navbar .navbar-brand {
  color: #ffffff;
  font-weight: 600;
  font-size: 5rem;
  line-height: 42px;
}

.custom-navbar .nav li a {
  color: #ffffff;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  line-height: 20px;
  padding: 5px 12px;
  transition: all 0.35s ease-in-out;
  white-space: nowrap;
}

.custom-navbar.navbar-scrolled .nav li a {
  color: #178a00;
  font-size: 12px;
  padding: 5px 12px;
}

.custom-navbar .nav li a:hover {
  background: transparent;
  color: #66ccff;
}

.custom-navbar .navbar-nav > li > a:hover,
.custom-navbar .navbar-nav > li > a:focus {
  background-color: transparent;
}

.custom-navbar .nav li.active > a {
  background-color: transparent;
  color: #66ccff;
}

.custom-navbar .navbar-toggle {
  border: none;
  padding: 5px 10px;
  margin-right: 0;
}

.custom-navbar .navbar-toggle {
  background-color: transparent;
}

.custom-navbar .navbar-toggle .icon-bar {
  background: #ffffff;
  border-color: transparent;
  width: 25px;
  height: 3px;
  margin: 4px 0;
}

.collapse.navbar-collapse {
  padding: 0;
  border: none;
}

@media (min-width: 768px) {
  .custom-navbar {
    padding: 10px 0;
    border-bottom: 0;
  }
  .custom-navbar.top-nav-collapse {
    padding-bottom: 10px 0;
    height: 95px;
  }
}

/*---------------------------------------
    Intro section              
-----------------------------------------*/
#intro {
  background: url("../img/Background1.jpg") 50% 0 repeat-y fixed;
  -webkit-background-size: bottom;
  background-size: cover;
  background-size: contain;
  background-position: bottom center;
  background-position-y: bottom;
  color: #ffffff;
  display: -webkit-box;
  display: -webkit-inline-box65;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  height: 95vh;
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

section {
  position: relative;
  z-index: 1;
}

#intro h3 {
  letter-spacing: 2px;
}

/*---------------------------------------
   Overview  section              
-----------------------------------------*/
#overview img {
  position: relative;
  padding-bottom: 30px;
}

/*---------------------------------------
    Detail section              
-----------------------------------------*/
#detail {
  background: #222;
  color: #ffffff;
}

#detail .fa {
  color: #f2545f;
  font-size: 48px;
}

/*---------------------------------------
    Video section              
-----------------------------------------*/
#video iframe {
  border: none;
}

/*---------------------------------------
   Speakers section              
-----------------------------------------*/
#speakers {
  background: #f9f9f9;
}

#speakers h3 {
  font-size: 18px;
  margin-bottom: 0px;
}

#speakers h6 {
  color: #666;
  margin-top: 4px;
}

#speakers img {
  width: 280;
  max-width: 300;
  height: 180;
}

#speakers .col-md-3 {
  display: block;
  width: 280; height:180;
  padding-top: 30px;
  padding-bottom: 20px;
  margin-bottom: 22px;
}


#speakers .speakers-wrapper {
  background: #ffffff;
  padding-bottom: 22px;
}

<style>
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-50px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(50px); }
  to { opacity: 1; transform: translateX(0); }
}

.alt-row:nth-child(odd) {
  animation: slideInLeft 1s ease;
}

.alt-row:nth-child(even) {
  animation: slideInRight 1s ease;
}
</style>

/*---------------------------------------
   Program section              
-----------------------------------------*/
#program h4 {
  color: #808080;
  font-size: 12px;
}

#program h3 {
  margin-top: 16px;
}

#program .program-divider {
  border: 1px solid #f9f9f9;
  margin-top: 32px;
  margin-bottom: 42px;
}

#program span {
  padding-right: 12px;
}

#program img {
  border-radius: 50%;
}

.nav-tabs {
  margin-bottom: 20px;
}
.nav-tabs > li {
  float: left;
  margin-bottom: -1px;
}
.nav-tabs > li > a {
  color: #000000;
  font-weight: 600;
  margin-right: 2px;
  line-height: 1.42857143;
  border: none;
  border-radius: 0px;
}
.nav-tabs > li > a:hover {
  background-color: transparent;
}
.nav-tabs > li.active > a,
.nav-tabs > li.active > a:hover,
.nav-tabs > li.active > a:focus {
  color: #f2545f;
  cursor: default;
  background-color: transparent;
  border: 1px solid transparent;
  border-bottom-color: #999;
}
.tab-content {
  padding-top: 20px;
}

/*---------------------------------------
    Register section              
-----------------------------------------*/
#register {
  background: url("../img/page\ 3.png") 50% 0 repeat-y fixed;
  -webkit-background-size: cover;
  background-size: cover;
  background-position: center center;
  color: #ffffff;
}

#register .form-control {
  background: transparent;
  border: 2px solid #ffffff;
  border-radius: 0px;
  color: #ffffff;
  margin-bottom: 16px;
}

#register input {
  height: 45px;
}

#register input[type="submit"] {
  background: #f2545f;
  border-radius: 100px;
  border: none;
  color: #ffffff;
  letter-spacing: 2px;
  height: 50px;
  margin-top: 12px;
  transition: all 0.4s ease-in-out;
}

#register input[type="submit"]:hover {
  background: #ffffff;
  color: #222;
}

/*---------------------------------------
   Faq section              
-----------------------------------------*/
#faq {
  background: #f9f9f9;
  padding-top: 8rem;
  padding-bottom: 8rem;
}

#faq .panel-group {
  margin-top: 32px;
}

#faq .panel-group .panel {
  margin-bottom: 8px;
}

#faq .panel-default {
  border: none;
}

#faq .panel-default > .panel-heading {
  background: #f0f0f0;
  color: #505050;
}

#faq .panel-heading {
  border: none;
  padding-top: 8px;
  padding-bottom: 6px;
}

#faq .panel-default > .panel-heading + .panel-collapse > .panel-body {
  border-top: none;
  padding-top: 22px;
  padding-left: 32px;
  padding-bottom: 22px;
}

#faq .panel-heading .panel-title a[data-toggle="collapse"] {
  font-size: 18px;
  font-weight: 500;
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  padding: 10px 15px;
}

#faq .panel-heading .panel-title a[data-toggle="collapse"]::after {
  content: "-";
  display: block;
  position: absolute;
  line-height: 1;
  right: 1em;
  top: 50%;
  transform: translateY(-50%);
}

#faq .panel-heading .panel-title a[data-toggle="collapse"].collapsed::after {
  content: "+";
}

/*---------------------------------------
   Venue section              
-----------------------------------------*/
#venue {
  background: url("../img/location-symbol-with-landscape-background.jpg") 50% 0
    repeat-y fixed;
  background-size: cover;
  background-position: center center;
  padding-top: 0rem;
  padding-bottom: 0rem;
}

#venue p {
  padding-top: 12px;
  padding-bottom: 18px;
}

/*---------------------------------------
   Sponsors section              
-----------------------------------------*/
#sponsors img {
  margin-top: 18px;
}

/*---------------------------------------
   Contact section              
-----------------------------------------*/
#contact {
  background:url(../img/Background1.jpg) 50% 0 repeat-y fixed;
  background-size: cover;
  background-position: center center;
}

#contact .contact_des {
  padding-top: 3rem;
  padding-right: 2rem;
}

#contact .contact_detail {
  background: #ffffff;
  padding: 5rem 5rem 12rem 5rem;
}

#contact .form-control {
  background: transparent;
  border: none;
  border-bottom: 1px solid #f0f0f0;
  border-radius: 0px;
  box-shadow: none;
  margin-bottom: 16px;
  transition: all 0.4s ease-in-out;
}

#contact .form-control:focus {
  border-bottom-color: #999;
}

#contact input {
  height: 45px;
}

#contact input[type="submit"] {
  background: #222;
  border-radius: 100px;
  border: none;
  color: #ffffff;
  letter-spacing: 2px;
  height: 50px;
  margin-top: 12px;
  transition: all 0.4s ease-in-out;
}

#contact input[type="submit"]:hover {
  background: #f2545f;
}

/*---------------------------------------
   Footer section              
-----------------------------------------*/
footer {
  background-attachment: fixed;
}

/* Back top */
.go-top {
  background-color: #222;
  bottom: 2em;
  right: 2em;
  color: #ffffff;
  font-size: 32px;
  display: none;
  position: fixed;
  text-decoration: none;
  width: 60px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  transition: all 0.4s ease-in-out;
}

.go-top:hover {
  background: #f2545f;
  color: #ffffff;
}

/*---------------------------------------
   Social icon             
-----------------------------------------*/
.social-icon {
  position: relative;
  padding: 0;
  margin: 0;
}

.social-icon li {
  display: inline-block;
  list-style: none;
}

.social-icon li a {
  color: #666;
  border-radius: 100px;
  font-size: 16px;
  text-decoration: none;
  transition: all 0.4s ease-in-out;
  width: 50px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  vertical-align: middle;
}

.social-icon li a:hover {
  background: #f2545f;
  color: #ffffff;
}

/*---------------------------------------
   Responsive styles            
-----------------------------------------*/
@media (max-width: 980px) {
  p {
    font-size: 13px;
  }

  .custom-navbar .navbar-brand {
    font-size: 2rem;
  }

  .custom-navbar .nav li a {
    font-size: 11px;
    line-height: 20px;
  }

  #intro {
    height: 65vh;
  }

  #video iframe {
    margin-top: 42px;
  }

  #contact .contact_detail {
    background: #ffffff;
    padding: 10rem 3rem 10rem 5rem;
  }
}

@media (max-width: 768px) {
  .custom-navbar .navbar-brand {
    line-height: 20px;
  }

  #overview img,
  #detail .col-md-4,
  #register form {
    padding-top: 32px;
  }

  .nav-tabs > li > a {
    font-size: 13px;
  }

  #program img {
    padding-bottom: 32px;
  }

  #sponsors img {
    padding-top: 22px;
  }

  #contact .contact_detail {
    margin-top: 82px;
  }
}

@media (max-width: 760px) {
  #intro {
    height: 100vh;
  }
}