/* ==============================================
    DESIGN SYSTEM & VARIABLES
    ==============================================
    */
    :root {
      /* Color Palette from ISBA Logo */
      --brand-navy: #282a75; /* Main blue from shield */
      --brand-navy-dark: #1a1c4a;
      --brand-navy-light: #3d4095;
      --brand-gold: #faa61a; /* Main gold/orange from text */
      --brand-gold-dark: #e09314;
      --brand-gold-light: #fbb847;
      
      /* Neutral & System Colors */
      --white: #FFFFFF;
      --gray-50: #F8FAFC;
      --gray-100: #F1F5F9;
      --gray-200: #E2E8F0;
      --gray-400: #94A3B8;
      --gray-600: #475569;
      --gray-800: #1E293B;
      --gray-900: #0F172A;
      --success: #16A34A;
      --error: #DC2626;

      /* Typography */
      --font-family: 'Inter', sans-serif;
      
      /* Spacing & Sizing */
      --radius-sm: 0.375rem; /* 6px */
      --radius-md: 0.75rem;  /* 12px */
      --radius-lg: 1rem;    /* 16px */
      --container-width: 1240px;
      
      /* Shadows */
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
      
      /* Transitions */
      --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
      --transition-slow: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* ==============================================
    GLOBAL STYLES & RESETS
    ==============================================
    */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: var(--font-family);
      line-height: 1.7; /* Increased line spacing */
      color: var(--gray-800);
      background-color: var(--gray-50);
      overflow-x: hidden; /* Prevent horizontal scroll */
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    .container {
      width: 100%;
      max-width: var(--container-width);
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }
    
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    
    h1, h2, h3, h4, h5 {
      font-weight: 700;
      line-height: 1.3;
      color: var(--brand-navy);
    }

    /* Animated background gradient */
    .body-bg {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: -1;
      background: linear-gradient(315deg, #f1f5f9, #e2e8f0, #f8fafc);
      background-size: 400% 400%;
      animation: gradientBG 15s ease infinite;
    }

    @keyframes gradientBG {
      0% { background-position: 0% 50%; }
      50% { background-position: 100% 50%; }
      100% { background-position: 0% 50%; }
    }
    
    /* Reveal on scroll animation */
    .reveal {
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.6s ease-out, transform 0.6s ease-out;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* ==============================================
    HEADER & NAVIGATION
    ==============================================
    */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background-color: rgba(255, 255, 255, 0.8);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid var(--gray-200);
      transition: var(--transition-fast);
    }
    
    .header-content {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 80px;
    }
    
    .brand {
      display: flex;
      align-items: center;
      gap: 1rem;
      text-decoration: none;
    }
    
    .brand-logo {
      width: 50px;
      height: 50px;
      display: flex;
      align-items: center;
      justify-content: center;
      background-color: transparent;
    }
    
    .brand-logo img {
        width: 100%;
        height: auto;
    }
    
    .brand-text .main {
      font-size: 1.125rem;
      font-weight: 800;
      color: var(--brand-navy);
    }
    .brand-text .sub {
      font-size: 0.8rem;
      color: var(--gray-600);
    }
    
    .main-nav {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    
    .nav-list {
      display: flex;
      list-style: none;
      gap: 0.5rem;
    }
    
    .nav-link {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.75rem 1rem;
      font-weight: 600;
      font-size: 0.95rem;
      color: var(--gray-600);
      border-radius: var(--radius-md);
      text-decoration: none;
      transition: var(--transition-fast);
    }
    
    .nav-link:hover, .nav-link.active {
      background-color: var(--brand-navy-light);
      color: var(--white);
    }
    
    .nav-item.has-dropdown {
        position: relative;
    }

    .nav-item.has-dropdown > .nav-link .fa-chevron-down {
      transition: var(--transition-fast);
      font-size: 0.7rem;
    }
    
    .nav-item.has-dropdown:hover > .nav-link .fa-chevron-down {
      transform: rotate(180deg);
    }

    .dropdown {
      position: absolute;
      top: calc(100% + 10px);
      left: 0;
      background-color: var(--white);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-xl);
      padding: 0.75rem;
      min-width: 280px;
      opacity: 0;
      visibility: hidden;
      transform: translateY(10px);
      transition: var(--transition-slow);
      border: 1px solid var(--gray-200);
    }
    
    .nav-item.has-dropdown:hover .dropdown {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }

    .dropdown-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.25rem;
    }

    .dropdown-item {
        position: relative;
    }
    
    .dropdown .nav-link {
      color: var(--gray-800);
      width: 100%;
      justify-content: space-between;
    }
    .dropdown .nav-link:hover {
      background-color: var(--brand-gold);
      color: var(--white);
      transform: translateX(5px);
    }
    
    .flyout-menu {
        position: absolute;
        left: 100%;
        top: -0.75rem;
        background-color: var(--white);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-xl);
        padding: 0.75rem;
        min-width: 280px;
        opacity: 0;
        visibility: hidden;
        transform: translateX(10px);
        transition: var(--transition-slow);
        border: 1px solid var(--gray-200);
    }

    .dropdown-item.has-flyout:hover .flyout-menu {
        opacity: 1;
        visibility: visible;
        transform: translateX(0);
    }

    .flyout-list {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 0.25rem;
    }

    .mobile-menu-toggle { display: none; }

    /* ==============================================
    BUTTONS
    ==============================================
    */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.75rem;
      padding: 0.875rem 1.75rem;
      border: 2px solid transparent;
      border-radius: var(--radius-md);
      font-weight: 700;
      font-size: 0.9rem;
      cursor: pointer;
      text-decoration: none;
      transition: var(--transition-fast);
      white-space: nowrap;
    }
    
    .btn-primary {
      background-color: var(--brand-gold);
      color: var(--white);
      box-shadow: 0 4px 0 var(--brand-gold-dark), var(--shadow-md);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 0 var(--brand-gold-dark), var(--shadow-lg);
    }
    .btn-primary:active {
      transform: translateY(1px);
      box-shadow: 0 2px 0 var(--brand-gold-dark), var(--shadow-sm);
    }
    
    .btn-secondary {
      background-color: var(--white);
      color: var(--brand-navy);
      border-color: var(--brand-navy);
    }
    .btn-secondary:hover {
      background-color: var(--brand-navy);
      color: var(--white);
      transform: translateY(-2px);
    }

    /* ==============================================
    HERO SECTION
    ==============================================
    */
    .hero-section {
      padding: 4rem 0;
      background: linear-gradient(160deg, var(--brand-navy-dark) 0%, var(--brand-navy) 100%);
      color: var(--white);
      position: relative;
      overflow: hidden;
    }
    
    .hero-section::before {
        content: '';
        position: absolute;
        top: 0; left: 0; right: 0; bottom: 0;
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 80 80' width='80' height='80'%3E%3Cpath fill='%23ffffff' fill-opacity='0.05' d='M14 16.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM34 16.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM54 16.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM14 36.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM34 36.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM54 36.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM14 56.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM34 56.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5zM54 56.5c0-1.7 1.3-3 3-3h3.5c1.7 0 3 1.3 3 3v3.5c0 1.7-1.3 3-3 3h-3.5c-1.7 0-3-1.3-3-3v-3.5z'%3E%3C/path%3E%3C/svg%3E");
    }
    
    .hero-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 3rem;
      align-items: center;
    }
    
    .hero-content h1 {
      font-size: clamp(2rem, 5vw, 3rem);
      color: var(--white);
      font-weight: 800;
      margin-bottom: 1rem;
    }
    
    .hero-content .subtitle {
      font-size: 1.125rem;
      color: var(--brand-gold-light);
      margin-bottom: 2rem;
      max-width: 500px;
    }
    
    .hero-image-wrapper {
        perspective: 1500px;
    }
    
    .hero-image {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-xl);
      transform: rotateY(-10deg) rotateX(5deg) scale(1.05);
      transition: var(--transition-slow);
    }
    
    .hero-image-wrapper:hover .hero-image {
        transform: rotateY(0) rotateX(0) scale(1);
    }
    
    .hero-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    
    .hero-kpis {
      margin-top: 2.5rem;
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 1.5rem;
      background-color: rgba(0,0,0,0.2);
      padding: 1.5rem;
      border-radius: var(--radius-lg);
      backdrop-filter: blur(5px);
    }
    
    .kpi-item {
      text-align: center;
    }
    
    .kpi-value {
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--brand-gold);
    }
    
    .kpi-label {
      font-size: 0.9rem;
      color: var(--gray-200);
    }
    
    .hero-buttons {
      margin-top: 2.5rem;
      display: flex;
      gap: 1rem;
      flex-wrap: wrap; 
    }
    
    /* Trên màn nhỏ, xếp dọc và full-width để không tràn */
    @media (max-width: 480px) {
      .hero-buttons {
        flex-direction: column;
        align-items: stretch;   /* cho nút rộng 100% */
        gap: 0.75rem;
      }
      .hero-buttons .btn {
        width: 100%;
      }
    }

    /* ==============================================
    MAIN CONTENT AREA
    ==============================================
    */
    .main-content {
      padding: 4rem 0;
    }
    
    .content-grid {
      display: grid;
      grid-template-columns: 1fr 350px;
      gap: 2.5rem;
      align-items: flex-start;
    }
    
    .content-area {
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }

    /* ==============================================
    SIDEBAR (REDESIGNED)
    ==============================================
    */
    .sidebar {
      position: sticky;
      top: 100px;
    }
    
    .info-card {
      background-color: var(--white);
      border-radius: var(--radius-lg);
      padding: 2rem;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--gray-200);
    }
    
    .info-card-header {
      display: flex;
      align-items: center;
      gap: 1rem;
      padding-bottom: 1.5rem;
      margin-bottom: 1.5rem;
      border-bottom: 1px solid var(--gray-200);
    }
    
    .info-card-logo {
      width: 50px;
      height: 50px;
      padding: 8px;
      border-radius: var(--radius-md);
      background-color: var(--gray-100);
      flex-shrink: 0;
    }
    
    .info-card-title {
      font-weight: 700;
      font-size: 1.25rem;
    }
    
    .info-card-subtitle {
        color: var(--gray-600);
        font-size: 0.9rem;
    }

    .info-list-redesigned {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
    }
    
    .info-item-redesigned {
      display: flex;
      align-items: center;
      gap: 1rem;
    }
    
    .info-icon-redesigned {
      width: 40px;
      height: 40px;
      flex-shrink: 0;
      background-color: var(--brand-navy-light);
      color: var(--white);
      border-radius: 50%;
      display: grid;
      place-items: center;
      font-size: 1.1rem;
    }
    
    .info-text-redesigned .label {
        font-size: 0.85rem;
        color: var(--gray-600);
        margin-bottom: 0.1rem;
    }

    .info-text-redesigned .value {
        font-weight: 600;
        color: var(--brand-navy);
    }
    
    .badge-group {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      margin-top: 0.25rem;
    }
    
    .badge {
      background-color: var(--brand-navy);
      color: var(--white);
      padding: 0.25rem 0.75rem;
      border-radius: 99px;
      font-size: 0.8rem;
      font-weight: 600;
    }

    /* ==============================================
    TABS
    ==============================================
    */
    .tabs-nav {
      display: flex;
      gap: 0.5rem;
      background-color: var(--white);
      padding: 0.5rem;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-md);
      border: 1px solid var(--gray-200);
      overflow-x: auto;
    }
    
    .tab-btn {
      flex: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.75rem 1rem;
      background: transparent;
      border: none;
      border-radius: var(--radius-md);
      color: var(--gray-600);
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition-fast);
      white-space: nowrap;
    }
    
    .tab-btn:hover {
      background-color: var(--gray-100);
      color: var(--brand-navy);
    }
    
    .tab-btn.active {
      background-color: var(--brand-navy);
      color: var(--white);
      box-shadow: var(--shadow-md);
    }
    
    .tab-pane {
      display: none;
      background-color: var(--white);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--gray-200);
      padding: 2rem;
    }
    
    .tab-pane.active {
      display: block;
      animation: fadeIn 0.5s ease;
    }
    
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(10px); }
      to { opacity: 1; transform: translateY(0); }
    }

    /* ==============================================
    ACCORDION
    ==============================================
    */
    .accordion {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }
    .accordion-item {
        background-color: var(--white);
        border: 1px solid var(--gray-200);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: var(--transition-slow);
    }
    .accordion-item.open {
        box-shadow: var(--shadow-lg);
    }
    .accordion-button {
        width: 100%;
        padding: 1.25rem;
        background-color: transparent;
        border: none;
        text-align: left;
        font-weight: 600;
        font-size: 1rem;
        color: var(--brand-navy);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: space-between;
        transition: var(--transition-fast);
    }
    .accordion-button:hover {
        background-color: var(--gray-50);
    }
    .accordion-icon {
        transition: transform 0.3s ease;
        color: var(--brand-gold);
    }
    .accordion-item.open .accordion-icon {
        transform: rotate(180deg);
    }
    .accordion-content {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease-out, padding 0.4s ease-out;
    }
    .accordion-content-inner {
        padding: 0 1.25rem 1.25rem;
    }
    .accordion-item.open .accordion-content {
        max-height: 1000px;
    }

    /* ==============================================
    COURSES SLIDER
    ==============================================
    */
    .courses-section {
        padding: 4rem 0;
    }
    .section-header {
        text-align: center;
        margin-bottom: 3rem;
    }
    .section-header h2 {
        font-size: 2.25rem;
        margin-bottom: 0.5rem;
    }
    .section-header p {
        font-size: 1.125rem;
        color: var(--gray-600);
        max-width: 600px;
        margin: 0 auto;
    }
    .slider-container {
        position: relative;
        width: 100%;
        margin: 0 auto;
        overflow: hidden;
    }
    .slider-track {
        display: flex;
        transition: transform 0.5s ease-in-out;
    }
    .course-card {
        flex: 0 0 100%;
        max-width: 100%;
        padding: 0 0.75rem;
        box-sizing: border-box;
    }
    .course-card-inner {
        background-color: var(--white);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-lg);
        overflow: hidden;
        transition: var(--transition-fast);
    }
    .course-card-inner:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-xl);
    }
    .card-banner img {
        width: 100%;
        height: 200px;
        object-fit: cover;
    }
    .card-content {
        padding: 1.5rem;
    }
    .card-title {
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
    }
    .card-majors {
        display: flex;
        flex-wrap: wrap;
        gap: 0.5rem;
        margin-bottom: 1.5rem;
    }
    .card-majors span {
        background-color: var(--gray-100);
        color: var(--brand-navy);
        padding: 0.25rem 0.75rem;
        border-radius: 99px;
        font-size: 0.8rem;
        font-weight: 500;
    }
    .slider-nav {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: calc(100% - 2rem);
        left: 1rem;
        display: flex;
        justify-content: space-between;
        pointer-events: none;
    }
    .slider-btn {
        background-color: rgba(255, 255, 255, 0.9);
        border: 1px solid var(--gray-200);
        width: 44px;
        height: 44px;
        border-radius: 50%;
        box-shadow: var(--shadow-md);
        color: var(--brand-navy);
        font-size: 1.25rem;
        cursor: pointer;
        transition: var(--transition-fast);
        pointer-events: all;
    }
    .slider-btn:hover {
        background-color: var(--brand-navy);
        color: var(--white);
    }

    /* Slider responsive adjustments */
    @media (min-width: 640px) {
        .course-card {
            flex-basis: 50%;
            max-width: 50%;
        }
    }
    @media (min-width: 1024px) {
        .course-card {
            flex-basis: 33.333%;
            max-width: 33.333%;
        }
    }


    /* ==============================================
    FOOTER
    ==============================================
    */
    .site-footer {
      background-color: var(--gray-900);
      color: var(--gray-400);
      padding: 4rem 0 2rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 2.5rem;
      margin-bottom: 3rem;
    }
    .footer-col h4 {
      color: var(--white);
      font-size: 1.1rem;
      margin-bottom: 1.5rem;
    }
    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
    }
    .footer-col a {
      color: var(--gray-400);
      text-decoration: none;
      transition: var(--transition-fast);
    }
    .footer-col a:hover {
      color: var(--brand-gold);
    }
    
    .footer-brand .brand-text .main {
        color: var(--white);
    }
    .footer-brand .brand-text .sub {
        color: var(--gray-400);
    }

    .social-links {
      display: flex;
      gap: 1rem;
      margin-top: 1.5rem;
    }
    .social-link {
      width: 40px;
      height: 40px;
      background-color: var(--gray-800);
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: var(--white);
      transition: var(--transition-fast);
    }
    .social-link:hover {
      background-color: var(--brand-navy-light);
      transform: translateY(-2px);
    }
    .footer-bottom {
      border-top: 1px solid var(--gray-800);
      padding-top: 2rem;
      text-align: center;
      font-size: 0.9rem;
    }

    /* ==============================================
    BACK TO TOP BUTTON
    ==============================================
    */
    #back-to-top {
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 999;
      display: none;
      background-color: var(--brand-navy);
      color: var(--white);
      border: none;
      border-radius: 50%;
      width: 50px;
      height: 50px;
      font-size: 1.2rem;
      cursor: pointer;
      box-shadow: var(--shadow-lg);
      transition: var(--transition-fast);
      align-items: center;
      justify-content: center;
    }
    
    #back-to-top:hover {
      background-color: var(--brand-gold);
      transform: translateY(-3px);
    }

    /* ==============================================
    RESPONSIVE DESIGN & MOBILE MENU
    ==============================================
    */
    @media (max-width: 1024px) {
      .content-grid {
        grid-template-columns: 1fr;
      }
      .sidebar {
        position: static;
        order: -1;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .main-nav { 
        display: none; 
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--white);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        padding: 1rem;
        border-top: 1px solid var(--gray-200);
        animation: slideDown 0.3s ease-out;
      }

      .main-nav.is-open {
        display: flex;
      }
      
      .main-nav .nav-list {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
      }
      .main-nav .nav-link {
        justify-content: space-between;
        padding: 1rem;
      }
      
      @keyframes slideDown {
        from { opacity: 0; transform: translateY(-10px); }
        to { opacity: 1; transform: translateY(0); }
      }

      .mobile-menu-toggle {
        display: block;
        background: none;
        border: none;
        color: var(--brand-navy);
        font-size: 1.5rem;
        cursor: pointer;
        z-index: 110;
      }
      
      .header-content { height: 80px; }

      .main-nav .nav-item.has-dropdown .dropdown,
      .main-nav .dropdown-item.has-flyout .flyout-menu {
          position: static;
          display: block;
          width: 100%;
          box-shadow: none;
          border: none;
          padding: 0 0 0 1rem;
          opacity: 1;
          visibility: visible;
          transform: none;
          max-height: 0;
          overflow: hidden;
          transition: max-height 0.3s ease-in-out;
          background-color: var(--gray-50);
          min-width: unset;
      }

      .main-nav .nav-item.is-open > .dropdown,
      .main-nav .dropdown-item.is-open > .flyout-menu {
          max-height: 500px;
          padding-top: 0.5rem;
          padding-bottom: 0.5rem;
      }

      .main-nav .dropdown .nav-link,
      .main-nav .flyout-menu .nav-link {
          transform: none !important;
          padding: 0.75rem 1rem;
          color: var(--gray-600);
      }

      .main-nav .dropdown .nav-link:hover,
      .main-nav .flyout-menu .nav-link:hover {
          background-color: var(--gray-200);
          color: var(--brand-navy);
      }

      .main-nav .nav-item.is-open > .nav-link .fa-chevron-down,
      .main-nav .dropdown-item.is-open > .nav-link .fa-chevron-right {
          transform: rotate(90deg);
      }
      
      .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
      }
      .hero-content .subtitle { margin: 1rem auto 2rem; }
      .hero-buttons { justify-content: center; }
      .hero-kpis { grid-template-columns: 1fr; }

      .footer-grid { 
        grid-template-columns: 1fr;
        text-align: center;
      }
      .footer-brand {
        justify-content: center;
      }
    }
    
        .tg  {border-collapse:collapse;border-spacing:0;}
        .tg td{border-color:black;border-style:solid;border-width:1px;overflow:hidden;padding:10px 5px;word-break:normal;}
        .tg th{border-color:black;border-style:solid;border-width:1px;font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}
        .tg .tg-ph1a{background-color:#2a2972;border-color:inherit;color:#FFF;font-weight:bold;text-align:center;vertical-align:middle}
        .tg .tg-nnm1{background-color:#f7a733;border-color:inherit;color:#FFF;font-weight:bold;text-align:center;vertical-align:middle}
        .tg .tg-rcip{background-color:#FFF;border-color:inherit;text-align:center;vertical-align:middle}
         .tg .tg-u1d5{background-color:#2a2972;border-color:inherit;color:#ffffff;font-style:italic;text-align:left;vertical-align:middle}
         
         
    /* ==============================================
    RESET & BASE
============================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-family);
  line-height: 1.7;
  color: var(--gray-800);
  background-color: var(--gray-50);
}
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}
a { text-decoration: none; color: inherit; transition: 0.2s; }
img { max-width: 100%; height: auto; display: block; }

/* ==============================================
    COMPONENTS (Buttons, etc.)
============================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.75rem;
  padding: 0.875rem 1.75rem; border: 2px solid transparent;
  border-radius: var(--radius-md); font-weight: 700; cursor: pointer; white-space: nowrap;
}
.btn-primary { background: var(--brand-gold); color: var(--white); box-shadow: 0 4px 0 var(--brand-gold-dark); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 0 var(--brand-gold-dark); }
.btn-secondary { background: var(--white); color: var(--brand-navy); border-color: var(--brand-navy); }
.btn-secondary:hover { background: var(--brand-navy); color: var(--white); }

/* ==============================================
    HEADER
============================================== */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, 0.9); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
}
.header-content { display: flex; align-items: center; justify-content: space-between; height: 80px; }
.brand { display: flex; align-items: center; gap: 1rem; }
.brand-logo { width: 50px; }
.brand-text .main { font-size: 1.125rem; font-weight: 800; color: var(--brand-navy); }
.brand-text .sub { font-size: 0.8rem; color: var(--gray-600); }

/* Navigation */
.main-nav .nav-list { display: flex; list-style: none; gap: 0.5rem; }
.nav-link { 
  display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem; 
  font-weight: 600; font-size: 0.95rem; color: var(--gray-600); border-radius: var(--radius-md);
}
.nav-link:hover, .nav-link.active { background: var(--brand-navy-light); color: var(--white); }

/* Dropdowns */
.nav-item.has-dropdown { position: relative; }
.dropdown {
  position: absolute; top: 100%; left: 0; background: var(--white);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 0.75rem;
  min-width: 280px; opacity: 0; visibility: hidden; transform: translateY(10px); transition: 0.3s;
}
.nav-item.has-dropdown:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-list { list-style: none; display: flex; flex-direction: column; gap: 0.25rem; }
.dropdown .nav-link { color: var(--gray-800); justify-content: space-between; }
.dropdown .nav-link:hover { background: var(--brand-gold); color: var(--white); }

/* ==============================================
    FOOTER
============================================== */
.site-footer { background: var(--gray-900); color: var(--gray-400); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2.5rem; margin-bottom: 3rem; }
.footer-col h4 { color: var(--white); margin-bottom: 1.5rem; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.footer-col a:hover { color: var(--brand-gold); }
.footer-bottom { border-top: 1px solid var(--gray-800); padding-top: 2rem; text-align: center; }

/* ==============================================
    RESPONSIVE
============================================== */
.mobile-menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; color: var(--brand-navy); }

@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .main-nav { display: none; } /* Simplified for this file, JS usually handles toggling */
  .mobile-menu-toggle { display: block; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* Enhanced scrollbar */
::-webkit-scrollbar {
  width: 12px;
}
::-webkit-scrollbar-track {
  background: #F1F5F9;
}
::-webkit-scrollbar-thumb {
  background: #282a75;
  border-radius: 6px;
  transition: all 0.3s ease;
}
::-webkit-scrollbar-thumb:hover {
  background: #faa61a;
}

/* Enhanced body background */
.body-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: linear-gradient(135deg, #f8fafc 0%, #e0e7ff 50%, #fef3c7 100%);
  background-size: 400% 400%;
  animation: gradientBG 20s ease infinite;
}

.body-bg::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(250, 166, 26, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(40, 42, 117, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 40% 20%, rgba(250, 166, 26, 0.03) 0%, transparent 50%);
  animation: floatingParticles 30s ease-in-out infinite;
}

@keyframes floatingParticles {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-20px) scale(1.05); }
}

/* Enhanced header */
.site-header {
  background-color: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(20px) saturate(180%) !important;
  box-shadow: 0 2px 20px rgba(40, 42, 117, 0.08) !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.site-header.scrolled {
  box-shadow: 0 4px 30px rgba(40, 42, 117, 0.15) !important;
}

/* Enhanced brand logo */
.brand:hover .brand-logo {
  transform: scale(1.1) rotate(5deg);
}

/* Enhanced navigation links - UPDATED GENTLE HOVER */
.nav-link {
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(250, 166, 26, 0.2), transparent);
  transition: left 0.5s ease;
}

.nav-link:hover::before {
  left: 100%;
}

.nav-link:hover, .nav-link.active {
  /* CHANGED: Removed harsh gradient, replaced with soft background and bold text */
  background: rgba(40, 42, 117, 0.05) !important;
  color: var(--brand-navy) !important;
  transform: translateY(-2px);
  /* Slightly softer shadow */
  box-shadow: 0 4px 12px rgba(40, 42, 117, 0.1) !important; 
}

/* Enhanced dropdown */
.dropdown {
  box-shadow: 0 20px 60px rgba(40, 42, 117, 0.2) !important;
  transform: translateY(10px) scale(0.95);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.nav-item.has-dropdown:hover .dropdown {
  transform: translateY(0) scale(1) !important;
}

.dropdown .nav-link:hover {
  /* CHANGED: Removed harsh orange gradient, replaced with soft orange tint */
  background: rgba(250, 166, 26, 0.1) !important;
  color: var(--brand-gold-dark) !important;
  transform: translateX(8px) !important;
  box-shadow: none !important;
}

/* Enhanced buttons */
.btn-primary {
  background: linear-gradient(135deg, #faa61a 0%, #fbb847 100%) !important;
  box-shadow: 0 4px 0 #e09314, 0 8px 20px rgba(250, 166, 26, 0.3) !important;
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary:hover {
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 0 #e09314, 0 12px 30px rgba(250, 166, 26, 0.4) !important;
}

.btn-secondary {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-secondary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #282a75 0%, #3d4095 100%);
  transition: left 0.4s ease;
  z-index: -1;
}

.btn-secondary:hover::before {
  left: 0;
}

.btn-secondary:hover {
  color: #fff !important;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(40, 42, 117, 0.3);
}

/* Enhanced hero section */
.hero-section {
  background: linear-gradient(135deg, #1a1c4a 0%, #282a75 50%, #3d4095 100%) !important;
  position: relative;
  overflow: hidden;
}

.hero-section::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(250, 166, 26, 0.15) 0%, transparent 70%);
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

.hero-content h1 {
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
  animation: slideInLeft 0.8s ease-out;
}

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

/* Enhanced hero image */
.hero-image {
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3) !important;
  position: relative;
}

.hero-image::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(250, 166, 26, 0.2) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.5s ease;
}

.hero-image-wrapper:hover .hero-image {
  box-shadow: 0 40px 80px rgba(0, 0, 0, 0.4) !important;
}

.hero-image-wrapper:hover .hero-image::after {
  opacity: 1;
}

/* Enhanced KPI section */
.hero-kpis {
  background: linear-gradient(135deg, rgba(250, 166, 26, 0.15) 0%, rgba(0, 0, 0, 0.2) 100%) !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.kpi-item {
  transition: transform 0.3s ease;
}

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

.kpi-value {
  text-shadow: 0 2px 10px rgba(250, 166, 26, 0.5);
  animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
  0%, 100% { text-shadow: 0 2px 10px rgba(250, 166, 26, 0.5); }
  50% { text-shadow: 0 4px 20px rgba(250, 166, 26, 0.8); }
}

/* Enhanced info card */
.info-card {
  background: linear-gradient(135deg, #fff 0%, rgba(248, 250, 252, 0.9) 100%);
  box-shadow: 0 20px 60px rgba(40, 42, 117, 0.15) !important;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.info-card::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, #fff9ea, #def8f9);
  border-radius: 1rem;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.info-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 30px 80px rgba(40, 42, 117, 0.25) !important;
}

.info-card:hover::before {
  opacity: 1;
}

/* Enhanced info icon */
.info-icon-redesigned {
  background: linear-gradient(135deg, #282a75 0%, #3d4095 100%) !important;
  box-shadow: 0 4px 15px rgba(40, 42, 117, 0.3);
  transition: all 0.3s ease;
}

.info-item-redesigned:hover .info-icon-redesigned {
  transform: rotate(360deg) scale(1.1);
  background: linear-gradient(135deg, #faa61a 0%, #fbb847 100%) !important;
  box-shadow: 0 6px 20px rgba(250, 166, 26, 0.4);
}

/* Enhanced badges */
.badge {
  background: linear-gradient(135deg, #282a75 0%, #3d4095 100%) !important;
  box-shadow: 0 2px 8px rgba(40, 42, 117, 0.3);
  transition: all 0.3s ease;
  display: inline-block;
}

.badge:hover {
  transform: translateY(-2px) scale(1.05);
  background: linear-gradient(135deg, #faa61a 0%, #fbb847 100%) !important;
  box-shadow: 0 4px 12px rgba(250, 166, 26, 0.4);
}

/* Enhanced tabs */
.tabs-nav {
  background: linear-gradient(135deg, #fff 0%, rgba(248, 250, 252, 0.9) 100%);
  box-shadow: 0 8px 30px rgba(40, 42, 117, 0.1) !important;
}

.tab-btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab-btn::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, #faa61a, #fbb847);
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.tab-btn:hover {
  transform: translateY(-2px);
}

.tab-btn:hover::before {
  width: 80%;
}

.tab-btn.active {
  background: linear-gradient(135deg, #282a75 0%, #3d4095 100%) !important;
  box-shadow: 0 8px 20px rgba(40, 42, 117, 0.3) !important;
  transform: translateY(-2px);
}

.tab-btn.active::before {
  width: 100%;
  background: #faa61a;
}

/* Enhanced tab pane */
.tab-pane {
  background: linear-gradient(135deg, #fff 0%, rgba(248, 250, 252, 0.9) 100%);
  box-shadow: 0 20px 60px rgba(40, 42, 117, 0.1) !important;
}

/* Enhanced accordion */
.accordion-item {
  background: linear-gradient(135deg, #fff 0%, rgba(248, 250, 252, 0.9) 100%);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.accordion-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, #faa61a 0%, #282a75 100%);
  transition: height 0.4s ease;
}

.accordion-item.open {
  box-shadow: 0 15px 40px rgba(40, 42, 117, 0.15) !important;
  transform: translateY(-2px);
}

.accordion-item.open::before {
  height: 100%;
}

.accordion-button {
  position: relative;
}

.accordion-button::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, #faa61a, #fbb847);
  transition: width 0.3s ease;
}

.accordion-button:hover {
  background: linear-gradient(90deg, #F8FAFC 0%, transparent 100%) !important;
  padding-left: 1.5rem !important;
}

.accordion-button:hover::after {
  width: 100%;
}

/* Enhanced course cards */
.course-card-inner {
  background: linear-gradient(135deg, #fff 0%, rgba(248, 250, 252, 0.9) 100%);
  box-shadow: 0 10px 40px rgba(40, 42, 117, 0.1) !important;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid #E2E8F0;
  position: relative;
}

.course-card-inner::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, #fff9ea, #def8f9);
  border-radius: 1rem;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.course-card-inner:hover {
  transform: translateY(-10px) !important;
  box-shadow: 0 25px 60px rgba(40, 42, 117, 0.2) !important;
}

.course-card-inner:hover::before {
  opacity: 1;
}

/* Enhanced card banner */
.card-banner {
  position: relative;
  overflow: hidden;
}

.card-banner::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(40, 42, 117, 0.7) 0%, rgba(250, 166, 26, 0.5) 100%);
  opacity: 0;
  transition: opacity 0.4s ease;
}

.course-card-inner:hover .card-banner::after {
  opacity: 1;
}

.card-banner img {
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.course-card-inner:hover .card-banner img {
  transform: scale(1.1);
}

/* Enhanced slider buttons */
.slider-btn {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%) !important;
  border: 2px solid #282a75 !important;
  box-shadow: 0 8px 20px rgba(40, 42, 117, 0.2) !important;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.slider-btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, #282a75, #3d4095);
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease;
  z-index: -1;
}

.slider-btn:hover::before {
  width: 100%;
  height: 100%;
}

.slider-btn:hover {
  color: #fff !important;
  border-color: #faa61a !important;
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(250, 166, 26, 0.3) !important;
}