/* --- Reset & Core Variables --- */
:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --secondary: #ec4899;
    --bg-dark: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.12);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --font-family: 'Plus Jakarta Sans', sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
}


/* --- Hero Header with Background Image --- */
.hero-header {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 1.5rem;
    overflow: hidden;
    background-color: #0f172a;
}

/* Background Image Layer */
.hero-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* এখানে আপনার ব্যানার ইমেজের URL বসাবেন */
    background-image: url('assets/images/bnr.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    /* subtle zoom animation for hero banner */
    animation: slowZoom 20s infinite alternate ease-in-out;
}

/* Dark Gradient Overlay over Image (for form readability) */
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(135deg,
            rgba(15, 23, 42, 0.92) 0%,
            rgba(15, 23, 42, 0.75) 50%,
            rgba(15, 23, 42, 0.88) 100%); */
    z-index: 2;
}

/* Subtle Slow Zoom Effect on Background Banner */
@keyframes slowZoom {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(1.08);
    }
}

.hero-container {
    position: relative;
    z-index: 3;
    /* Image overlay-এর উপরে দেখানোর জন্য */
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 3.5rem;
    align-items: center;
}



/* Background Animated Blobs */
.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    z-index: 1;
    opacity: 0.45;
    animation: floatBlob 10s infinite alternate ease-in-out;
}

.blob-1 {
    width: 380px;
    height: 380px;
    background: var(--primary);
    top: -50px;
    left: -50px;
}

.blob-2 {
    width: 420px;
    height: 420px;
    background: var(--secondary);
    bottom: -80px;
    right: -50px;
    animation-delay: -5s;
}

@keyframes floatBlob {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(60px, 40px) scale(1.15);
    }
}



.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: #a5b4fc;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.4rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.2rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: linear-gradient(135deg, #a5b4fc 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    /* color: var(--text-muted); */
    color: white;
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    max-width: 540px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 1.2rem 1.8rem;
    border-radius: 16px;
    width: fit-content;
}

.stat-item h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
}

.stat-item p {
    font-size: 0.8rem;
    /* color: var(--text-muted); */
    color: #d6dade;
}

.stat-divider {
    width: 1px;
    height: 35px;
    background: var(--border-color);
}

/* --- Right Column Form Card --- */
.hero-form-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 0.8s ease-out 0.2s forwards;
    opacity: 0;
}

.form-header {
    margin-bottom: 1.8rem;
    text-align: center;
}

.form-header h2 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.form-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* --- Floating Input Field Styling --- */
.input-group {
    position: relative;
    margin-bottom: 1.25rem;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    transition: color 0.3s;
    pointer-events: none;
    font-size: 1rem;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 1.1rem 1rem 0.6rem 2.8rem;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-main);
    font-size: 0.95rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.input-group label {
    position: absolute;
    left: 2.8rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
    pointer-events: none;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Floating behavior when input is focused or has content */
.input-group input:focus~label,
.input-group input:not(:placeholder-shown)~label,
.input-group select:focus~label,
.input-group select:valid~label {
    top: 0.75rem;
    font-size: 0.7rem;
    color: var(--primary);
    font-weight: 600;
}

.input-group input:focus,
.input-group select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.input-group input:focus~.input-icon,
.input-group select:focus~.input-icon {
    color: var(--primary);
}

/* Custom Select Arrow Styling */
.select-group {
    position: relative;
}

.select-group select {
    appearance: none;
    cursor: pointer;
}

.select-group option {
    background-color: #1e293b;
    color: #fff;
}

.select-arrow {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    font-size: 0.8rem;
    transition: transform 0.3s;
}

.select-group select:focus~.select-arrow {
    transform: translateY(-50%) rotate(180deg);
    color: var(--primary);
}

/* Error Message Handling */
.error-msg {
    display: none;
    color: #f87171;
    font-size: 0.75rem;
    margin-top: 0.3rem;
    margin-left: 0.3rem;
}

.input-group.error input,
.input-group.error select {
    border-color: #f87171;
}

.input-group.error .error-msg {
    display: block;
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    transition: transform 0.2s, box-shadow 0.3s;
    margin-top: 0.5rem;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(99, 102, 241, 0.5);
}

.submit-btn:active {
    transform: translateY(0);
}

.form-footer-text {
    text-align: center;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 1rem;
}

/* Keyframe Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Styles for Mobile & Tablets */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .input-group label {
        left: 2.8rem;
    }
}

@media (max-width: 480px) {
    .hero-header {
        padding: 2.5rem 1rem;
    }

    .hero-form-card {
        padding: 1.8rem 1.2rem;
    }

    .hero-stats {
        width: 100%;
        gap: 0.8rem;
        padding: 0.8rem 1rem;
    }

    .stat-item h3 {
        font-size: 1.2rem;
    }
}



/* --- Navigation Bar Styling --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1.2rem 2rem;
  transition: all 0.3s ease;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* Page Scroll হবার পর হালকা শ্যাডো ও ডার্ক ফিল্টার ব্যাকগ্রাউন্ড */
.navbar.scrolled {
  padding: 0.8rem 2rem;
  background: rgba(15, 23, 42, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

/* Logo Styling */
/* .nav-logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.5px;
} */

/* --- Nav Logo & Image Styling --- */
.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

/* Image Dimension Control */
.nav-logo img {
  height: 42px;             /* আপনার লোগোর পছন্দের উচ্চতা (৩০-৫০ পিক্সেলের মধ্যে আইডিয়াল) */
  width: auto;              /* Aspect Ratio ঠিক রাখার জন্য */
  max-width: 180px;         /* লোগো যেন চওড়ায় বেশি ছড়িয়ে না পড়ে */
  object-fit: contain;      /* ইমেজ যেন বিকৃত বা চ্যাপ্টা না হয় */
  transition: transform 0.3s ease;
}

/* Hover Effect (Optional) */
.nav-logo:hover img {
  transform: scale(1.03);
}

/* Mobile Screen Specific Adjustment */
@media (max-width: 480px) {
  .nav-logo img {
    height: 35px;           /* মোবাইল স্ক্রিনের জন্য সামান্য ছোট সাইজ */
  }
}

.logo-icon {
  color: var(--primary);
  font-size: 1.6rem;
}

/* Nav Menu Items */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
  padding: 0.3rem 0;
}

/* Hover Effect with Underline Animation */
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
  border-radius: 2px;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Mobile Toggle Hamburger Icon */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section Padding Adjust for Fixed Nav */
.hero-header {
  padding-top: 7rem; /* Navbar overlap আটকানোর জন্য */
}

/* Responsive Mobile Navigation */
@media (max-width: 868px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: rgba(15, 23, 42, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 1.5rem 0;
    gap: 1.2rem;
    border-bottom: 1px solid var(--border-color);
    clip-path: circle(0% at 100% 0);
    transition: clip-path 0.4s ease-in-out;
  }

  .nav-menu.open {
    clip-path: circle(140% at 100% 0);
  }
}


/* --- About Section Styling --- */
.about-section {
  padding: 6rem 1.5rem;
  background: #0b1120; /* Hero section থেকে একটু ডিপ ব্যাকগ্রাউন্ড */
  position: relative;
  overflow: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4rem;
  align-items: center;
}

/* Left Image Section */
.about-image-wrapper {
  position: relative;
  padding: 1rem;
}

.main-image-box {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform 0.5s ease;
}

.about-image-wrapper:hover .main-image-box {
  transform: perspective(1000px) rotateY(0deg);
}

.about-img-main {
  width: 100%;
  height: 480px;
  object-fit: cover;
  display: block;
}

/* Floating Badges */
.floating-badge {
  position: absolute;
  background: rgba(30, 41, 59, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  padding: 0.9rem 1.2rem;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
  z-index: 5;
  animation: floatAnimation 4s infinite ease-in-out alternate;
}

.badge-experience {
  top: 10%;
  left: -20px;
}

.badge-students {
  bottom: 8%;
  right: -10px;
  animation-delay: -2s;
}

.badge-icon {
  width: 45px;
  height: 45px;
  background: rgba(99, 102, 241, 0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.2rem;
}

.badge-icon.green {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
}

.badge-text h4 {
  color: #fff;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.2;
}

.badge-text p {
  color: var(--text-muted);
  font-size: 0.75rem;
}

@keyframes floatAnimation {
  0% { transform: translateY(0); }
  100% { transform: translateY(-12px); }
}

/* Right Content Section */
.sub-heading {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.8rem;
  margin-top: 0px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.2rem;
}

.section-description {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
  text-align: justify;
}

.section-descriptionn {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 2rem;
}

/* Feature Cards */
.about-features {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.feature-card {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.2rem;
  border-radius: 16px;
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}

.feature-card:hover {
  transform: translateX(8px);
  border-color: rgba(99, 102, 241, 0.4);
  background: rgba(99, 102, 241, 0.05);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(99, 102, 241, 0.12);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #a5b4fc;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.feature-info h3 {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.feature-info p {
  color: var(--text-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

/* Secondary Button Styling */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: transparent;
  color: #fff;
  border: 1px solid var(--border-color);
  padding: 0.8rem 1.8rem;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 10px 20px -5px rgba(99, 102, 241, 0.4);
}

/* Scroll Animation Setup Classes */
.about-image-wrapper,
.about-content {
  opacity: 0;
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.about-image-wrapper {
  transform: translateX(-40px);
}

.about-content {
  transform: translateX(40px);
}

.about-section.animated .about-image-wrapper,
.about-section.animated .about-content {
  opacity: 1;
  transform: translateX(0);
}

/* Responsive Design for Tablets and Mobiles */
@media (max-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-img-main {
    height: 380px;
  }

  .badge-experience {
    left: 0;
  }

  .badge-students {
    right: 0;
  }
}

@media (max-width: 480px) {
  .about-section {
    padding: 4rem 1rem;
  }

  .about-img-main {
    height: 300px;
  }

  .floating-badge {
    padding: 0.6rem 0.9rem;
  }

  .badge-icon {
    width: 36px;
    height: 36px;
    font-size: 1rem;
  }

  .badge-text h4 {
    font-size: 0.95rem;
  }
}


/* --- Courses Section Styling --- */
.courses-section {
  padding: 6rem 1.5rem;
  background: var(--bg-dark);
  position: relative;
}

.text-center {
  text-align: center;
  margin-bottom: 3rem;
}

.text-center .section-description {
  margin: 0 auto;
}

/* Swiper Outer Spacing */
.courseSwiper {
  padding: 1rem 0.5rem 4rem 0.5rem;
}

/* Course Card Design */
.course-card {
  background: rgba(30, 41, 59, 0.6);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275), box-shadow 0.4s ease, border-color 0.4s ease;
}

.course-card:hover {
  transform: translateY(-10px);
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 20px 30px -10px rgba(99, 102, 241, 0.25);
}

/* Image Container */
.course-img-box {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
}

.course-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.course-card:hover .course-img-box img {
  transform: scale(1.08);
}

/* Badge Tags */
.badge-tag {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(99, 102, 241, 0.9);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.3rem 0.8rem;
  border-radius: 30px;
  backdrop-filter: blur(4px);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-tag.green {
  background: rgba(34, 197, 94, 0.9);
}

/* Course Content Body */
.course-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.course-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

/* Enroll Button */
.course-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  padding: 0.8rem 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
}

.course-card:hover .course-btn {
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 8px 16px rgba(99, 102, 241, 0.4);
}

/* Custom Navigation Controls */
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 1.5rem;
  position: relative;
}

.custom-nav {
  position: static !important;
  margin: 0 !important;
  width: 42px !important;
  height: 42px !important;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: #fff !important;
  transition: all 0.3s ease;
}

.custom-nav::after {
  font-size: 0.9rem !important;
  font-weight: bold;
}

.custom-nav:hover {
  background: var(--primary);
  border-color: var(--primary);
  transform: scale(1.08);
}

.custom-pagination {
  position: static !important;
  width: auto !important;
}

.custom-pagination .swiper-pagination-bullet {
  background: var(--text-muted);
  opacity: 0.5;
  transition: all 0.3s ease;
}

.custom-pagination .swiper-pagination-bullet-active {
  background: var(--primary);
  opacity: 1;
  width: 24px;
  border-radius: 10px;
}

/* --- Affiliations Section Styling --- */
.affiliations-section {
  padding: 5rem 1.5rem;
  background: #0b1120;
  position: relative;
  overflow: hidden;
}

/* Marquee Container with Gradient Fades at edges */
.logo-marquee {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin-top: 2rem;
  padding: 1.5rem 0;
  /* পেজের দুই পাশে স্মুথ ফেড (Fade) দেওয়ার জন্য Mask Gradient */
  -webkit-mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
  mask-image: linear-gradient(to right, transparent, black 15%, black 85%, transparent);
}

/* Sliding Animation Track */
.marquee-track {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  width: max-content;
  animation: marqueeScroll 25s linear infinite;
}

/* Hover করলে স্লাইডিং পজ (Pause) থাকবে যাতে ইউজার ভালো করে দেখতে পারে */
.logo-marquee:hover .marquee-track {
  animation-play-state: paused;
}

/* Individual Logo Card */
.logo-card {
  width: 205px;
    height: 135px;
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.2rem;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
  flex-shrink: 0;
}

.logo-card:hover {
  transform: translateY(-5px) scale(1.03);
  border-color: rgba(99, 102, 241, 0.6);
  box-shadow: 0 10px 25px -5px rgba(99, 102, 241, 0.3);
}

/* Logo Image Properties */
.partner-logo {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  /* filter: grayscale(100%) opacity(0.7); */
  transition: filter 0.3s ease;
}

.logo-card:hover .partner-logo {
  filter: grayscale(0%) opacity(1);
}

/* Infinite Scroll Keyframes Animation */
@keyframes marqueeScroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* Mobile Responsive adjustment */
@media (max-width: 768px) {
  .logo-card {
    width: 140px;
    height: 75px;
    padding: 0.8rem;
  }
  
  .marquee-track {
    gap: 1.5rem;
    animation-duration: 18s;
  }
}


/* --- Colorful Call To Action Section --- */
.cta-section {
  padding: 5rem 1.5rem;
  background: var(--bg-dark);
  position: relative;
}

.cta-card {
  position: relative;
  background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 50%, #ec4899 100%);
  border-radius: 28px;
  padding: 4rem 2rem;
  text-align: center;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(124, 58, 237, 0.45);
}

/* Background Ambient Glow Effects */
.cta-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.6;
  pointer-events: none;
}

.blob-top {
  width: 300px;
  height: 300px;
  background: #38bdf8;
  top: -100px;
  left: -50px;
}

.blob-bottom {
  width: 350px;
  height: 350px;
  background: #f43f5e;
  bottom: -100px;
  right: -50px;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 850px;
  margin: 0 auto;
}

.cta-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  padding: 0.4rem 1.2rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.2;
  margin-bottom: 1.2rem;
}

.gradient-text-light {
  background: linear-gradient(135deg, #fef08a 0%, #ffffff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cta-description {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

/* Buttons Group Layout */
.cta-buttons-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: center;
}

/* Individual Action Button Styling */
.action-btn {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.4rem;
  border-radius: 18px;
  text-decoration: none;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.action-btn:hover {
  transform: translateY(-6px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

/* Button Icons */
.btn-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.btn-call .btn-icon {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
}

.btn-whatsapp .btn-icon {
  background: rgba(34, 197, 94, 0.2);
  color: #4ade80;
}

.btn-enquiry .btn-icon {
  background: rgba(244, 63, 94, 0.2);
  color: #fb7185;
}

/* Hover Accent Colors for Action Buttons */
.btn-call:hover {
  border-color: #60a5fa;
  background: #1e293b;
}

.btn-whatsapp:hover {
  border-color: #22c55e;
  background: #1e293b;
}

.btn-enquiry:hover {
  border-color: #f43f5e;
  background: #1e293b;
}

.btn-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.small-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.main-label {
  font-size: 1rem;
  color: #ffffff;
  font-weight: 700;
}

/* --- Footer Credits Bar Styling --- */
.footer-credits-bar {
  background: #070b14;
  padding: 1.5rem 1.5rem;
  border-top: 1px solid var(--border-color);
}

.footer-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.copyright-text,
.developer-text {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.heart-icon {
  color: #ef4444;
  margin: 0 0.2rem;
  animation: heartBeat 1.5s infinite ease-in-out;
}

.dev-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 700;
  transition: color 0.3s ease;
}

.dev-link:hover {
  color: var(--secondary);
  text-decoration: underline;
}

@keyframes heartBeat {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.25); }
}

/* Responsive Setup for Tablets and Mobile */
@media (max-width: 992px) {
  .cta-buttons-group {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .cta-card {
    padding: 3rem 1.5rem;
  }
}

@media (max-width: 600px) {
  .footer-flex {
    flex-direction: column;
    text-align: center;
    justify-content: center;
  }
}

/* --- Floating Sticky Contact Bar (Right Side) --- */
.sticky-contact-bar {
  position: fixed;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Individual Sticky Buttons */
.sticky-btn {
  position: relative;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.3rem;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Specific Colors for Buttons */
.sticky-call {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
}

.sticky-whatsapp {
  background: linear-gradient(135deg, #22c55e, #16a34a);
}

.sticky-enquiry {
  background: linear-gradient(135deg, #e11d48, #be123c);
}

/* Hover Effect */
.sticky-btn:hover {
  transform: scale(1.12) translateX(-4px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

/* Hover Tooltip Label */
.sticky-btn .tooltip {
  position: absolute;
  right: 62px;
  background: rgba(15, 23, 42, 0.95);
  color: #ffffff;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.3s ease;
  border: 1px solid var(--border-color);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

/* Show Tooltip on Hover */
.sticky-btn:hover .tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* Mobile Responsive Adjustments */
@media (max-width: 768px) {
  .sticky-contact-bar {
    right: 12px;
    gap: 10px;
  }

  .sticky-btn {
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
  }

  /* মোবাইলে হোভারের জায়গা না থাকায় টুলটিপ অফ করা ভালো */
  .sticky-btn .tooltip {
    display: none;
  }
}


/* --- Big Image Alumni Card Styling --- */
.alumni-card {
  background: rgba(30, 41, 59, 0.6);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  height: 500px;
  display: flex;
  flex-direction: column;
  transition: transform 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.alumniSwiper .swiper-slide:hover .alumni-card {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 20px 40px -15px rgba(99, 102, 241, 0.35);
}

/* Big Image Styling */
.alumni-img-box {
  position: relative;
  width: 100%;
  height: 280px; /* ইমেজের সাইজটি বেশ বড় রাখা হয়েছে */
  overflow: hidden;
}

.alumni-big-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.5s ease;
}

.alumni-card:hover .alumni-big-img {
  transform: scale(1.06);
}

/* Company Badge Overlay on Image */
.company-badge {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  color: #a5b4fc;
  border: 1px solid rgba(165, 180, 252, 0.3);
  padding: 0.35rem 0.8rem;
  border-radius: 30px;
  font-size: 0.78rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Compact Content Styling */
.alumni-compact-content {
  padding: 1.25rem 1.2rem;
  text-align: center;
}

.alumni-name {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.2rem;
}

.alumni-role {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
}

.alumni-rating {
  color: #fbbf24;
  font-size: 0.8rem;
  display: flex;
  justify-content: center;
  gap: 3px;
  margin-bottom: 0.8rem;
}

.alumni-short-quote {
  color: var(--text-muted);
  font-size: 0.85rem;
  font-style: italic;
  line-height: 1.4;
}

@media (max-width: 480px) {
  .alumni-img-box {
    height: 240px;
  }
}

/* --- Awards & Achievements Section --- */
.awards-section {
  padding: 5rem 1.5rem;
  background: var(--bg-dark);
  position: relative;
}

/* Grid Layout */
.awards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

/* Award Card Container */
.award-card {
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.award-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 20px 40px -15px rgba(99, 102, 241, 0.3);
}

/* Big Image Styling */
.award-img-box {
  position: relative;
  width: 100%;
  height: 220px; /* ইমেজের জন্য আদর্শ হাইট */
  overflow: hidden;
}

.award-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease;
}

.award-card:hover .award-img {
  transform: scale(1.08);
}

/* Year Badge Overlay on Image */
.award-year-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  color: #fbbf24;
  border: 1px solid rgba(251, 191, 36, 0.3);
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Content Area Below Image */
.award-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.award-tag {
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 0.4rem;
}

.award-title {
  color: #ffffff;
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.award-organization {
  color: #a5b4fc;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.award-description {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.55;
}

/* Responsive Grid */
@media (max-width: 992px) {
  .awards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .awards-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .award-img-box {
    height: 200px;
  }
}

/* --- Student Testimonials Section (Icon Based) --- */
.student-testimonials-section {
  padding: 5rem 1.5rem;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

/* Grid Layout */
.testimonials-compact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
  margin-top: 3.5rem;
}

/* Card Container */
.compact-testimonial-card {
  position: relative;
  background: rgba(30, 41, 59, 0.5);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 1.8rem 1.5rem;
  display: flex;
  flex-direction: column;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
}

.compact-testimonial-card:hover {
  transform: translateY(-8px);
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 15px 35px -10px rgba(99, 102, 241, 0.3);
}

/* Hover Ambient Glow Behind Card */
.card-glow {
  position: absolute;
  top: -40%;
  right: -40%;
  width: 150px;
  height: 150px;
  background: var(--primary);
  filter: blur(70px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.compact-testimonial-card:hover .card-glow {
  opacity: 0.35;
}

/* Card Header (Icon + Info) */
.card-top-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  position: relative;
}

/* Icon Avatar Styles */
.avatar-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: transform 0.3s ease;
}

.compact-testimonial-card:hover .avatar-icon-box {
  transform: scale(1.1) rotate(-5deg);
}

/* Color Variations for Icons */
.icon-blue {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border-color: rgba(96, 165, 250, 0.3);
}

.icon-purple {
  background: rgba(168, 85, 247, 0.15);
  color: #c084fc;
  border-color: rgba(192, 132, 252, 0.3);
}

.icon-pink {
  background: rgba(236, 72, 153, 0.15);
  color: #f472b6;
  border-color: rgba(244, 114, 182, 0.3);
}

/* Student Info */
.student-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.student-name {
  color: #ffffff;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.2rem;
}

.student-position {
  color: var(--text-muted);
  font-size: 0.8rem;
  font-weight: 500;
}

.quote-badge {
  color: rgba(255, 255, 255, 0.12);
  font-size: 1.5rem;
}

/* Rating Stars */
.rating-stars {
  color: #fbbf24;
  font-size: 0.85rem;
  display: flex;
  gap: 3px;
  margin-bottom: 0.8rem;
}

/* Short Description Text */
.short-description {
  color: #cbd5e1;
  font-size: 0.92rem;
  line-height: 1.6;
  font-style: italic;
}

/* Animation setup on scroll */
/* .compact-testimonial-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.student-testimonials-section.animated .compact-testimonial-card {
  opacity: 1;
  transform: translateY(0);
} */

/* Animation setup on scroll */
.compact-testimonial-card {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.4s ease, box-shadow 0.4s ease !important;
}

/* Section active hole visible hobe */
.student-testimonials-section.animated .compact-testimonial-card {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

.student-testimonials-section.animated .compact-testimonial-card:nth-child(1) { transition-delay: 0.1s; }
.student-testimonials-section.animated .compact-testimonial-card:nth-child(2) { transition-delay: 0.25s; }
.student-testimonials-section.animated .compact-testimonial-card:nth-child(3) { transition-delay: 0.4s; }

/* Responsive Grid */
@media (max-width: 992px) {
  .testimonials-compact-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .testimonials-compact-grid {
    grid-template-columns: 1fr;
    gap: 1.2rem;
  }
}