/* LBSTI Dwarka - Custom Style */

:root {
  --color-primary: #0A369D;       /* Trustworthy Deep Blue */
  --color-primary-dark: #072671;  /* Dark Blue for hovers */
  --color-accent: #FF6B35;        /* Vibrant Educational Orange */
  --color-accent-dark: #E0531F;   /* Dark Orange for hovers */
  --color-bg-light: #F8F9FA;      /* Off-White Background */
  --color-bg-white: #FFFFFF;      /* Clean Pure White */
  --color-text-dark: #212529;     /* Deep Grey/Black for readability */
  --color-text-muted: #6C757D;    /* Muted Grey for labels */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition-smooth: all 0.3s ease-in-out;
  --box-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
  --box-shadow-md: 0 8px 24px rgba(10, 54, 157, 0.08);
  --box-shadow-lg: 0 16px 36px rgba(10, 54, 157, 0.12);
}

body {
  font-family: var(--font-body);
  color: var(--color-text-dark);
  background-color: var(--color-bg-white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary);
}

/* Utilities */
.bg-light-blue {
  background-color: #EDF2F9;
}

.text-accent {
  color: var(--color-accent) !important;
}

.btn-primary-custom {
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  font-family: var(--font-heading);
  font-weight: 600;
  border: 2px solid var(--color-primary);
  padding: 0.6rem 1.5rem;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.btn-primary-custom:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-bg-white);
}

.btn-accent-custom {
  background-color: var(--color-accent);
  color: var(--color-bg-white);
  font-family: var(--font-heading);
  font-weight: 600;
  border: 2px solid var(--color-accent);
  padding: 0.6rem 1.5rem;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.btn-accent-custom:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-bg-white);
}

.btn-outline-primary-custom {
  background-color: transparent;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  border: 2px solid var(--color-primary);
  padding: 0.6rem 1.5rem;
  border-radius: 6px;
  transition: var(--transition-smooth);
}

.btn-outline-primary-custom:hover {
  background-color: var(--color-primary);
  color: var(--color-bg-white);
}

/* Header & Sticky Navbar */
.top-bar {
  background-color: var(--color-primary-dark);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.9);
}

.top-bar a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.top-bar a:hover {
  color: var(--color-accent);
}

.navbar-custom {
  background-color: var(--color-bg-white);
  box-shadow: var(--box-shadow-sm);
  transition: var(--transition-smooth);
}

.navbar-custom.navbar-scrolled {
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
  box-shadow: var(--box-shadow-md);
  border-bottom: 3px solid var(--color-accent);
}

.navbar-brand img {
  max-height: 55px;
  transition: var(--transition-smooth);
}

.navbar-custom.navbar-scrolled .navbar-brand img {
  max-height: 48px;
}

.navbar-custom .nav-link {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
  padding: 0.5rem 1rem !important;
  transition: var(--transition-smooth);
}

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

.hero-section {
  position: relative;
  background: radial-gradient(circle at 10% 20%, #0A369D 0%, #051A4D 90%);
  padding: 0rem !important;
  overflow: hidden;
}

/* Premium background glowing decorative blobs */
.hero-section::before,
.hero-section::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  z-index: 1;
  opacity: 0.45;
  pointer-events: none;
}

.hero-section::before {
  width: 350px;
  height: 350px;
  background: var(--color-accent);
  top: -10%;
  right: 10%;
  animation: float-slow 15s infinite alternate;
}

.hero-section::after {
  width: 450px;
  height: 450px;
  background: #00B4D8;
  bottom: -20%;
  left: -10%;
  animation: float-slow 20s infinite alternate-reverse;
}

@keyframes float-slow {
  0% { transform: translateY(0px) rotate(0deg) scale(1); }
  100% { transform: translateY(30px) rotate(15deg) scale(1.1); }
}

.hero-section .container {
  position: relative;
  z-index: 2;
}

.hero-content h1 {
  font-size: 3.5rem;
  line-height: 1.25;
  color: #FFFFFF;
  text-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  font-weight: 800;
}

@media (max-width: 991.98px) {
  .hero-content h1 {
    font-size: 2.5rem;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  padding: 0.45rem 1.2rem;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* Glassy Slider */
.glass-slider-wrapper {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 3rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
  color: #FFFFFF;
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-slider-wrapper:hover {
  transform: translateY(-2px);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35), 0 0 30px rgba(255, 255, 255, 0.05);
}

.glass-slide {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: absolute;
  top: 3rem;
  left: 3rem;
  right: 3rem;
  bottom: 5.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  pointer-events: none;
}

.glass-slide.active {
  opacity: 1;
  transform: translateY(0);
  position: relative;
  top: auto;
  left: auto;
  right: auto;
  bottom: auto;
  pointer-events: auto;
}

.glass-slide h2 {
  color: #FFFFFF;
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1.2;
}

.glass-slide .lead {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.15rem;
}

.glass-slider-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
  z-index: 10;
}

.glass-slider-arrow {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-slider-arrow:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
  transform: scale(1.1);
  box-shadow: 0 0 15px rgba(255, 255, 255, 0.15);
}

.glass-slider-dots {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.glass-slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-slider-dot.active {
  background: var(--color-accent);
  width: 28px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(255, 107, 53, 0.5);
}

/* Enquiry Form Card */
.enquiry-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  color: #FFFFFF;
}

.enquiry-card h3 {
  color: #FFFFFF !important;
}

.enquiry-card .text-muted {
  color: rgba(255, 255, 255, 0.7) !important;
}

.enquiry-card .form-label {
  color: rgba(255, 255, 255, 0.9);
}

.enquiry-card .form-control,
.enquiry-card .form-select {
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  padding: 0.75rem 1.1rem;
  border-radius: 8px;
  font-size: 0.95rem;
}

.enquiry-card .form-control::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.enquiry-card .form-select option {
  background-color: #051A4D;
  color: #FFFFFF;
}

.enquiry-card .form-control:focus,
.enquiry-card .form-select:focus {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}


/* Course Cards */
.course-card {
  border: none;
  border-radius: 10px;
  background: var(--color-bg-white);
  box-shadow: var(--box-shadow-sm);
  transition: var(--transition-smooth);
  height: 100%;
}

.course-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-md);
}

.course-card-img {
  height: 200px;
  object-fit: cover;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
  background-color: #e9ecef;
}

.course-badge {
  position: absolute;
  top: 15px;
  left: 15px;
  background-color: var(--color-accent);
  color: var(--color-bg-white);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
}

.course-card-body {
  padding: 1.5rem;
}

.course-meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  border-top: 1px solid #EDF2F9;
  padding-top: 0.75rem;
}

/* Feature Badges */
.feature-icon-wrapper {
  width: 60px;
  height: 60px;
  background-color: rgba(10, 54, 157, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 1.5rem;
  margin-bottom: 1rem;
  transition: var(--transition-smooth);
}

.feature-box:hover .feature-icon-wrapper {
  background-color: var(--color-accent);
  color: var(--color-bg-white);
}

/* Section Styling */
.section-padding {
  padding: 5rem 0;
}

.section-title {
  position: relative;
  margin-bottom: 3.5rem;
}

.section-title h2 {
  font-size: 2.25rem;
  color: var(--color-primary);
}

.section-title h2 span {
  color: var(--color-accent);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

.section-title-left {
  position: relative;
  margin-bottom: 2.5rem;
}

.section-title-left h2 {
  font-size: 2.25rem;
}

.section-title-left h2 span {
  color: var(--color-accent);
}

.section-title-left::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--color-accent);
  border-radius: 2px;
}

/* Testimonial Card */
.testimonial-card {
  border: none;
  background-color: var(--color-bg-white);
  border-radius: 12px;
  padding: 2rem;
  box-shadow: var(--box-shadow-sm);
  position: relative;
  height: 100%;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 15px;
  right: 25px;
  font-size: 5rem;
  color: rgba(10, 54, 157, 0.08);
  font-family: Georgia, serif;
  line-height: 1;
}

.testimonial-user {
  display: flex;
  align-items: center;
  margin-top: 1.5rem;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: 1rem;
  background-color: #e9ecef;
}

/* FAQ Accordion Styling */
.faq-accordion .accordion-item {
  border: 1px solid #E2E8F0;
  border-radius: 8px !important;
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: var(--box-shadow-sm);
}

.faq-accordion .accordion-button {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
  padding: 1.2rem 1.5rem;
}

.faq-accordion .accordion-button:not(.collapsed) {
  background-color: rgba(10, 54, 157, 0.05);
  color: var(--color-primary);
  box-shadow: none;
}

.faq-accordion .accordion-button:focus {
  box-shadow: none;
}

/* Gallery Hover styling */
.gallery-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--box-shadow-sm);
}

.gallery-item img {
  transition: var(--transition-smooth);
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* Contact Cards */
.contact-info-card {
  border: none;
  background: var(--color-bg-white);
  border-radius: 8px;
  box-shadow: var(--box-shadow-sm);
  padding: 1.5rem;
  height: 100%;
  transition: var(--transition-smooth);
}

.contact-info-card:hover {
  box-shadow: var(--box-shadow-md);
}

/* Floating Actions */
.floating-whatsapp {
  position: fixed;
  bottom: 85px;
  right: 25px;
  width: 56px;
  height: 56px;
  background-color: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: 30px;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.4);
  z-index: 9999;
  transition: var(--transition-smooth);
  text-decoration: none !important;
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  color: var(--color-bg-white);
}

.floating-call {
  position: fixed;
  bottom: 20px;
  right: 25px;
  width: 56px;
  height: 56px;
  background-color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: 24px;
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.4);
  z-index: 9999;
  transition: var(--transition-smooth);
  text-decoration: none !important;
}

.floating-call:hover {
  transform: scale(1.1);
  color: var(--color-bg-white);
}

@media (max-width: 767.98px) {
  .floating-whatsapp {
    bottom: 80px;
    right: 15px;
    width: 50px;
    height: 50px;
    font-size: 26px;
  }
  .floating-call {
    bottom: 20px;
    right: 15px;
    width: 50px;
    height: 50px;
    font-size: 20px;
  }
}

/* Footer Section */
.footer-top {
  background-color: #051A4D; /* Extra dark primary */
  color: rgba(255, 255, 255, 0.8);
  padding: 5rem 0 3rem 0;
}

.footer-top h4 {
  color: var(--color-bg-white);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-top h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 35px;
  height: 2px;
  background-color: var(--color-accent);
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-smooth);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--color-accent);
  transform: translateX(5px);
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-bg-white);
  border-radius: 4px;
  margin-right: 0.5rem;
  transition: var(--transition-smooth);
  text-decoration: none;
}

.social-links a:hover {
  background-color: var(--color-accent);
  color: var(--color-bg-white);
}

.footer-bottom {
  background-color: #031030;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.85rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Moving Courses Marquee */
.courses-marquee-section {
  background-color: #031030;
  padding: 1.5rem 0;
  overflow: hidden;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-section .courses-marquee-section {
  background-color: transparent;
  border: none;
  padding: 0.5rem 0;
}

.marquee-container {
  display: flex;
  width: 100%;
  overflow: hidden;
  position: relative;
}

.marquee-track {
  display: flex;
  gap: 2rem;
  width: max-content;
  animation: scroll-marquee 25s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

.marquee-item {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.75rem 1.5rem;
  border-radius: 30px;
  color: #FFFFFF;
  font-family: var(--font-heading);
  font-weight: 600;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.marquee-item:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

@keyframes scroll-marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* Starry Background Section */
.starry-section {
  position: relative;
  background: radial-gradient(circle at 50% 50%, #06183e 0%, #020a1d 100%);
  padding: 6rem 0;
  overflow: hidden;
  color: #FFFFFF;
}

.starry-stars {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.starry-stars .star-layer {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: transparent;
}

.starry-stars .star-layer-1 {
  background-image: 
    radial-gradient(1px 1px at 25px 40px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 50px 120px, #fff, transparent),
    radial-gradient(1px 1px at 120px 20px, #fff, transparent),
    radial-gradient(2px 2px at 190px 190px, #fff, transparent),
    radial-gradient(1px 1px at 240px 90px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 290px 260px, #fff, transparent),
    radial-gradient(2px 2px at 340px 140px, #fff, transparent),
    radial-gradient(1px 1px at 390px 320px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 450px 80px, #fff, transparent),
    radial-gradient(2px 2px at 520px 220px, #fff, transparent),
    radial-gradient(1px 1px at 590px 160px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 640px 30px, #fff, transparent),
    radial-gradient(2px 2px at 710px 290px, #fff, transparent),
    radial-gradient(1px 1px at 780px 110px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 850px 360px, #fff, transparent),
    radial-gradient(2px 2px at 910px 190px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 970px 70px, #fff, transparent);
  background-size: 550px 550px;
  animation: starry-twinkle 4s ease-in-out infinite alternate;
}

.starry-stars .star-layer-2 {
  background-image: 
    radial-gradient(1px 1px at 80px 80px, #fff, transparent),
    radial-gradient(2px 2px at 150px 40px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 220px 300px, #fff, transparent),
    radial-gradient(1px 1px at 310px 170px, #fff, transparent),
    radial-gradient(2px 2px at 400px 390px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 480px 120px, #fff, transparent),
    radial-gradient(1px 1px at 570px 270px, #fff, transparent),
    radial-gradient(2.5px 2.5px at 660px 50px, #fff, transparent),
    radial-gradient(1px 1px at 730px 310px, #fff, transparent),
    radial-gradient(2px 2px at 820px 210px, #fff, transparent),
    radial-gradient(1.5px 1.5px at 890px 140px, #fff, transparent),
    radial-gradient(1px 1px at 950px 380px, #fff, transparent);
  background-size: 450px 450px;
  animation: starry-twinkle-reverse 6s ease-in-out infinite alternate;
  opacity: 0.8;
}

@keyframes starry-twinkle {
  0% { opacity: 0.3; transform: translateY(0); }
  50% { opacity: 0.9; }
  100% { opacity: 0.4; transform: translateY(-10px); }
}

@keyframes starry-twinkle-reverse {
  0% { opacity: 0.8; transform: translateY(0); }
  50% { opacity: 0.2; }
  100% { opacity: 0.7; transform: translateY(10px); }
}

.starry-content {
  position: relative;
  z-index: 2;
}

.starry-glass-card {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  transition: var(--transition-smooth);
}

.starry-glass-card:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}