/* ============================================================
       COMPLETE STYLES - FULLY RESPONSIVE
       ============================================================ */
    :root {
      --primary: #f57327;
      --primary-dark: #d45500;
      --primary-gradient: linear-gradient(135deg, #f57327, #d45500);
      --secondary: #1a1a2e;
      --dark: #0d0d1a;
      --shadow: 0 10px 30px rgba(0,0,0,0.08);
      --shadow-hover: 0 15px 40px rgba(245,115,39,0.2);
      --radius: 14px;
      --container-padding: 16px;
    }

    * { margin: 0; padding: 0; box-sizing: border-box; }
    html { font-size: 16px; -webkit-text-size-adjust: 100%; }
    body { 
      font-family: 'Poppins', sans-serif; 
      background: #f8f9fa; 
      color: #1e293b; 
      overflow-x: hidden;
    }
    a { text-decoration: none; color: inherit; }
    img { max-width: 100%; display: block; height: auto; }
    ul { list-style: none; }
    .container { max-width: 1200px; margin: 0 auto; padding: 0 var(--container-padding); }

    /* ============================================================
       TOP BAR
       ============================================================ */
    .top-bar {
      background: #0d0d1a; 
      color: #fff; 
      padding: 6px 0;
      border-bottom: 2px solid var(--primary); 
      position: relative; 
      z-index: 1001;
    }
    .top-bar .container {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 6px 12px;
    }
    .top-bar-left {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 6px 14px;
    }
    .top-bar-left a {
      color: #94a3b8; 
      font-size: 12px;
      transition: 0.3s;
      display: inline-flex; 
      align-items: center; 
      gap: 5px;
      white-space: nowrap;
    }
    .top-bar-left a:hover { color: var(--primary); }
    .top-bar-left a i { color: var(--primary); font-size: 12px; }
    .top-bar-right {
      display: flex; 
      gap: 6px;
      flex-wrap: wrap;
    }
    .top-bar-right .btn-sm {
      padding: 4px 14px; 
      border-radius: 30px; 
      font-size: 11px; 
      font-weight: 600;
      background: var(--primary-gradient); 
      color: #fff;
      transition: 0.3s;
      display: inline-flex; 
      align-items: center; 
      gap: 4px;
      white-space: nowrap;
    }
    .top-bar-right .btn-sm:hover {
      transform: translateY(-2px);
      box-shadow: 0 4px 15px rgba(245,115,39,0.3);
    }
    @media (max-width: 768px) {
      .top-bar .container { flex-direction: column; gap: 4px; }
      .top-bar-left { justify-content: center; gap: 4px 10px; }
      .top-bar-left a { font-size: 10px; }
      .top-bar-left a span { display: none; }
      .top-bar-right .btn-sm { font-size: 9px; padding: 3px 10px; }
    }

    /* ============================================================
       HEADER / NAVBAR - COMPLETE FIXED
       ============================================================ */
    header {
      background: #1a1a2e !important;
      position: sticky !important;
      top: 0 !important;
      z-index: 99999 !important;
      border-bottom: 1px solid rgba(245,115,39,0.1) !important;
    }
    .navbar {
      background: #1a1a2e !important;
      display: flex !important;
      align-items: center !important;
      justify-content: space-between !important;
      padding: 6px 0 !important;
      min-height: 52px !important;
      gap: 10px !important;
    }
    .brand {
      font-size: 18px !important;
      font-weight: 800 !important;
      color: #fff !important;
      display: flex !important;
      align-items: center !important;
      gap: 6px !important;
      flex-shrink: 0 !important;
    }
    .brand i { color: #f57327 !important; font-size: 20px !important; }
    .brand span {
      background: linear-gradient(135deg, #f57327, #d45500) !important;
      -webkit-background-clip: text !important;
      -webkit-text-fill-color: transparent !important;
    }

    .menu-toggle {
      display: none !important;
      background: transparent !important;
      border: 2px solid rgba(255,255,255,0.12) !important;
      border-radius: 6px !important;
      padding: 5px 8px !important;
      cursor: pointer !important;
      flex-shrink: 0 !important;
      z-index: 100000 !important;
    }
    .menu-toggle span {
      display: block !important;
      width: 22px !important;
      height: 2.5px !important;
      background: #fff !important;
      margin: 4px 0 !important;
      border-radius: 2px !important;
    }

    .nav-links {
      display: flex !important;
      flex-wrap: wrap !important;
      align-items: center !important;
      list-style: none !important;
      gap: 0 !important;
      background: transparent !important;
    }
    .nav-links > li > a {
      display: flex !important;
      align-items: center !important;
      gap: 4px !important;
      padding: 6px 12px !important;
      color: #fff !important;
      font-weight: 500 !important;
      font-size: 12px !important;
      white-space: nowrap !important;
      cursor: pointer !important;
      background: transparent !important;
    }
    .nav-links > li > a:hover {
      background: linear-gradient(135deg, #f57327, #d45500) !important;
      border-radius: 6px !important;
      transform: translateY(-2px) !important;
    }
    .nav-links > li > a i { font-size: 9px !important; }

    /* ===== SUB-MENU DESKTOP ===== */
    @media (min-width: 993px) {
      .sub-menu {
        position: absolute !important;
        top: 100% !important;
        left: 0 !important;
        min-width: 220px !important;
        background: #1a1a2e !important;
        border-radius: 10px !important;
        box-shadow: 0 20px 60px rgba(0,0,0,0.6) !important;
        border: 1px solid rgba(245,115,39,0.1) !important;
        padding: 6px 0 !important;
        z-index: 99999 !important;
        opacity: 0 !important;
        visibility: hidden !important;
        transform: translateY(10px) !important;
        transition: all 0.25s ease !important;
      }
      .nav-links > li:hover > .sub-menu {
        opacity: 1 !important;
        visibility: visible !important;
        transform: translateY(0) !important;
      }
      .sub-menu li {
        position: relative !important;
      }
      .sub-menu li > .sub-menu {
        position: absolute !important;
        top: -6px !important;
        left: 100% !important;
        min-width: 220px !important;
        background: #1a1a2e !important;
        border-radius: 10px !important;
        box-shadow: 0 20px 60px rgba(0,0,0,0.6) !important;
        border: 1px solid rgba(245,115,39,0.1) !important;
        padding: 6px 0 !important;
        z-index: 99999 !important;
        opacity: 0 !important;
        visibility: hidden !important;
        transform: translateX(10px) !important;
        transition: all 0.25s ease !important;
      }
      .sub-menu li:hover > .sub-menu {
        opacity: 1 !important;
        visibility: visible !important;
        transform: translateX(0) !important;
      }
      .sub-menu a {
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        padding: 8px 16px !important;
        color: #e0e0e0 !important;
        font-size: 12px !important;
        transition: all 0.3s ease !important;
        white-space: nowrap !important;
      }
      .sub-menu a:hover {
        background: linear-gradient(135deg, #f57327, #d45500) !important;
        color: #fff !important;
        padding-left: 20px !important;
      }
      .sub-menu a i {
        font-size: 10px !important;
        color: #94a3b8 !important;
        margin-left: 8px !important;
      }
      .sub-menu a:hover i { color: #fff !important; }
    }

    /* ===== MOBILE NAV ===== */
    @media (max-width: 992px) {
      .menu-toggle {
        display: block !important;
      }
      .nav-links {
        display: none !important;
        flex-direction: column !important;
        width: 100% !important;
        background: #1a1a2e !important;
        padding: 10px 0 !important;
        position: absolute !important;
        top: 100% !important;
        left: 0 !important;
        right: 0 !important;
        box-shadow: 0 20px 60px rgba(0,0,0,0.5) !important;
        border-top: 1px solid rgba(255,255,255,0.04) !important;
        max-height: 70vh !important;
        overflow-y: auto !important;
        z-index: 99999 !important;
      }
      .nav-links.open {
        display: flex !important;
      }
      .nav-links li {
        width: 100% !important;
      }
      .nav-links li a {
        padding: 10px 18px !important;
        font-size: 13px !important;
        border-bottom: 1px solid rgba(255,255,255,0.04) !important;
        white-space: normal !important;
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
        color: #ffffff !important;
      }
      .nav-links li a .fa-chevron-down,
      .nav-links li a .fa-angle-right {
        margin-left: auto !important;
      }
      
      /* ===== MOBILE SUB-MENU - WHITE TEXT + CLICKABLE ===== */
      .sub-menu {
        position: static !important;
        box-shadow: none !important;
        border: none !important;
        background: #1a1a2e !important;
        padding: 0 !important;
        display: none !important;
        width: 100% !important;
        opacity: 1 !important;
        visibility: visible !important;
        transform: none !important;
        left: 0 !important;
        top: 0 !important;
      }
      .sub-menu.show {
        display: block !important;
      }
      .sub-menu a {
        padding: 10px 24px !important;
        font-size: 13px !important;
        border-bottom: 1px solid rgba(255,255,255,0.05) !important;
        white-space: normal !important;
        color: #ffffff !important;
        background: transparent !important;
        display: flex !important;
        justify-content: space-between !important;
        align-items: center !important;
      }
      .sub-menu a:hover,
      .sub-menu a:active {
        background: #f57327 !important;
        color: #fff !important;
        padding-left: 28px !important;
      }
      .sub-menu a i {
        color: #94a3b8 !important;
        font-size: 12px !important;
      }
      .sub-menu a:hover i {
        color: #fff !important;
      }
      .sub-menu .sub-menu {
        padding-left: 16px !important;
        background: #0d0d1a !important;
      }
      .sub-menu .sub-menu a {
        padding: 8px 30px !important;
        font-size: 12px !important;
      }
      .sub-menu .sub-menu a:hover,
      .sub-menu .sub-menu a:active {
        padding-left: 34px !important;
      }
    }

    /* ============================================================
       HERO BANNER
       ============================================================ */
    .hero-banner {
      background: linear-gradient(135deg, #0a0a1a 0%, #1a1a3e 50%, #0d0d2b 100%);
      padding: 60px 0 40px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .hero-banner .hero-badge {
      display: inline-block;
      background: var(--primary-gradient);
      color: #fff;
      padding: 4px 16px;
      border-radius: 50px;
      font-size: 10px;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      margin-bottom: 12px;
      position: relative;
      z-index: 1;
    }
    .hero-banner h1 {
      font-size: 2.4rem;
      font-weight: 900;
      line-height: 1.15;
      color: #fff;
      position: relative;
      z-index: 1;
    }
    .hero-banner h1 .highlight {
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-banner p {
      color: rgba(255,255,255,0.7);
      font-size: 0.9rem;
      line-height: 1.7;
      max-width: 700px;
      margin: 12px auto 0;
      position: relative;
      z-index: 1;
    }
    .hero-banner .hero-stats {
      display: flex;
      justify-content: center;
      gap: 20px;
      margin-top: 20px;
      position: relative;
      z-index: 1;
      flex-wrap: wrap;
    }
    .hero-banner .hero-stats .stat .num {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary);
    }
    .hero-banner .hero-stats .stat .label {
      font-size: 0.7rem;
      color: rgba(255,255,255,0.6);
    }
    .hero-btns {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
      margin-top: 25px;
      position: relative;
      z-index: 1;
    }

    .btn-primary {
      display: inline-block;
      background: var(--primary-gradient);
      color: #fff;
      padding: 10px 28px;
      border-radius: 50px;
      font-weight: 700;
      transition: all 0.3s ease;
      box-shadow: 0 8px 25px rgba(245,115,39,0.35);
      font-size: 13px;
    }
    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 12px 35px rgba(245,115,39,0.5);
      color: #fff;
    }
    .btn-outline {
      display: inline-block;
      background: transparent;
      color: #fff;
      padding: 10px 28px;
      border-radius: 50px;
      font-weight: 700;
      border: 2px solid rgba(255,255,255,0.2);
      transition: all 0.3s ease;
      font-size: 13px;
    }
    .btn-outline:hover {
      background: rgba(255,255,255,0.08);
      border-color: var(--primary);
      color: #fff;
    }
    @media (max-width: 480px) {
      .hero-banner { padding: 40px 0 30px; }
      .hero-banner h1 { font-size: 1.8rem; }
      .hero-banner p { font-size: 0.8rem; }
      .hero-banner .hero-stats { gap: 12px; }
      .hero-banner .hero-stats .stat .num { font-size: 1.4rem; }
      .btn-primary, .btn-outline { padding: 8px 20px; font-size: 12px; }
    }

    /* ============================================================
       SECTION TITLE
       ============================================================ */
    .section-title {
      font-size: 1.8rem;
      font-weight: 800;
      text-align: center;
      position: relative;
      display: inline-block;
    }
    .section-title::after {
      content: '';
      position: absolute;
      bottom: -6px;
      left: 50%;
      transform: translateX(-50%);
      width: 50px;
      height: 3px;
      background: var(--primary-gradient);
      border-radius: 4px;
    }
    .section-title .highlight {
      background: var(--primary-gradient);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .section-subtitle {
      text-align: center;
      color: #6c757d;
      max-width: 700px;
      margin: 10px auto 0;
      font-size: 0.85rem;
    }
    @media (min-width: 768px) {
      .section-title { font-size: 2.2rem; }
      .section-title::after { width: 70px; height: 3px; }
    }

    /* ============================================================
       FEATURES
       ============================================================ */
    .features-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 20px;
    }
    .feature-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 20px 16px;
      text-align: center;
      box-shadow: var(--shadow);
      transition: all 0.4s ease;
      border: 1px solid rgba(245,115,39,0.06);
    }
    .feature-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary);
    }
    .feature-card .icon {
      width: 60px;
      height: 60px;
      border-radius: 50%;
      background: rgba(245,115,39,0.08);
      margin: 0 auto 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      color: var(--primary);
      transition: all 0.4s ease;
    }
    .feature-card:hover .icon {
      background: var(--primary-gradient);
      color: #fff;
      transform: rotate(10deg) scale(1.05);
    }
    .feature-card h3 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 6px;
    }
    .feature-card p {
      font-size: 0.8rem;
      color: #6c757d;
      line-height: 1.5;
    }
    @media (min-width: 576px) {
      .features-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; }
    }
    @media (max-width: 480px) {
      .feature-card { padding: 14px 10px; }
      .feature-card .icon { width: 48px; height: 48px; font-size: 18px; }
      .feature-card h3 { font-size: 0.85rem; }
      .feature-card p { font-size: 0.7rem; }
    }

    /* ============================================================
       COURSE CARDS
       ============================================================ */
    .course-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 20px;
      margin-top: 20px;
    }
    @media (min-width: 576px) {
      .course-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    }
    @media (min-width: 992px) {
      .course-grid { grid-template-columns: repeat(3, 1fr); gap: 25px; }
    }
    .course-card {
      background: #fff;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: all 0.4s ease;
      border: 1px solid rgba(245,115,39,0.06);
      display: flex;
      flex-direction: column;
    }
    .course-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary);
    }
    .course-card .card-image {
      position: relative;
      overflow: hidden;
      height: 160px;
      flex-shrink: 0;
    }
    .course-card .card-image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }
    .course-card:hover .card-image img { transform: scale(1.05); }
    .course-card .card-image .badge {
      position: absolute;
      top: 10px;
      right: 10px;
      padding: 3px 14px;
      border-radius: 50px;
      font-size: 9px;
      font-weight: 700;
      color: #fff;
      background: var(--primary-gradient);
      text-transform: uppercase;
    }
    .course-card .card-image .badge.gold {
      background: linear-gradient(135deg, #ffd700, #f5a623);
      color: #1a1a2e;
    }
    .course-card .card-body {
      padding: 16px;
      flex: 1;
      display: flex;
      flex-direction: column;
      text-align: center;
    }
    .course-card .card-body h3 {
      font-size: 0.95rem;
      font-weight: 700;
      margin-bottom: 3px;
      min-height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
    }
    .course-card .card-body .meta {
      display: flex;
      justify-content: center;
      gap: 12px;
      font-size: 11px;
      color: #6c757d;
      margin: 4px 0;
      flex-wrap: wrap;
    }
    .course-card .card-body .meta i {
      color: var(--primary);
      margin-right: 3px;
    }
    .course-card .card-body .features {
      text-align: left;
      margin: 8px 0;
      flex: 1;
    }
    .course-card .card-body .features li {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: #444;
      padding: 3px 0;
    }
    .course-card .card-body .features li i {
      color: #10b981;
      font-size: 13px;
      flex-shrink: 0;
    }
    .course-card .card-body .price {
      display: flex;
      align-items: baseline;
      justify-content: center;
      gap: 10px;
      margin: 8px 0;
    }
    .course-card .card-body .price del {
      font-size: 14px;
      color: #999;
    }
    .course-card .card-body .price .current {
      font-size: 24px;
      font-weight: 800;
      color: var(--primary);
    }
    .course-card .card-body .btn-enroll {
      display: inline-block;
      padding: 8px 20px;
      border-radius: 50px;
      background: var(--primary-gradient);
      color: #fff;
      font-weight: 600;
      font-size: 13px;
      transition: all 0.3s ease;
      width: 100%;
    }
    .course-card .card-body .btn-enroll:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(245,115,39,0.35);
    }
    @media (max-width: 480px) {
      .course-card .card-image { height: 130px; }
      .course-card .card-body { padding: 12px; }
      .course-card .card-body h3 { font-size: 0.85rem; min-height: 30px; }
      .course-card .card-body .price .current { font-size: 20px; }
      .course-card .card-body .btn-enroll { font-size: 12px; padding: 6px 16px; }
      .course-card .card-body .features li { font-size: 11px; }
    }

    /* ============================================================
       SYLLABUS
       ============================================================ */
    .syllabus-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 16px;
      margin-top: 20px;
    }
    @media (min-width: 576px) {
      .syllabus-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    }
    .syllabus-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 18px;
      box-shadow: var(--shadow);
      transition: all 0.4s ease;
      border-left: 4px solid var(--primary);
    }
    .syllabus-card:hover {
      transform: translateX(6px) translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .syllabus-card .num {
      font-size: 1.8rem;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 4px;
    }
    .syllabus-card h3 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .syllabus-card ul {
      display: grid;
      grid-template-columns: 1fr;
      gap: 2px 10px;
    }
    @media (min-width: 768px) {
      .syllabus-card ul { grid-template-columns: 1fr 1fr; }
    }
    .syllabus-card ul li {
      display: flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: #444;
      padding: 2px 0;
    }
    .syllabus-card ul li i {
      color: #10b981;
      font-size: 12px;
      flex-shrink: 0;
    }
    .syllabus-card .meta {
      display: flex;
      gap: 16px;
      margin-top: 10px;
      padding-top: 10px;
      border-top: 1px solid #eee;
      font-size: 12px;
      color: #6c757d;
      flex-wrap: wrap;
    }
    .syllabus-card .meta i {
      color: var(--primary);
      margin-right: 4px;
    }
    @media (max-width: 480px) {
      .syllabus-card { padding: 14px; }
      .syllabus-card ul { grid-template-columns: 1fr; }
      .syllabus-card .num { font-size: 1.5rem; }
      .syllabus-card h3 { font-size: 0.9rem; }
      .syllabus-card ul li { font-size: 11px; }
    }

    /* ============================================================
       FACULTY
       ============================================================ */
    .faculty-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: 16px;
      margin-top: 20px;
    }
    @media (min-width: 576px) {
      .faculty-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    }
    @media (min-width: 992px) {
      .faculty-grid { grid-template-columns: repeat(4, 1fr); gap: 25px; }
    }
    .faculty-card {
      background: #fff;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: all 0.4s ease;
      border: 1px solid rgba(245,115,39,0.06);
      text-align: center;
    }
    .faculty-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary);
    }
    .faculty-card .image {
      position: relative;
      overflow: hidden;
      height: 180px;
      background: linear-gradient(135deg, #1a1a2e, #16213e);
    }
    .faculty-card .image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .faculty-card:hover .image img { transform: scale(1.05); }
    .faculty-card .image .exp-badge {
      position: absolute;
      bottom: 10px;
      right: 10px;
      background: rgba(0,0,0,0.85);
      padding: 4px 12px;
      border-radius: 8px;
      text-align: center;
      border: 1px solid rgba(255,255,255,0.06);
    }
    .faculty-card .image .exp-badge span {
      display: block;
      font-size: 14px;
      font-weight: 800;
      color: var(--primary);
    }
    .faculty-card .image .exp-badge small {
      display: block;
      font-size: 6px;
      color: #94a3b8;
      text-transform: uppercase;
    }
    .faculty-card .body {
      padding: 14px;
    }
    .faculty-card .body h4 {
      font-size: 1rem;
      font-weight: 700;
      margin-bottom: 2px;
    }
    .faculty-card .body .designation {
      color: var(--primary);
      font-size: 0.75rem;
      font-weight: 600;
    }
    .faculty-card .body p {
      font-size: 0.75rem;
      color: #6c757d;
      line-height: 1.5;
      margin-top: 4px;
    }
    @media (max-width: 480px) {
      .faculty-card .image { height: 150px; }
      .faculty-card .body { padding: 10px; }
      .faculty-card .body h4 { font-size: 0.9rem; }
    }

    /* ============================================================
       DEMO CLASSES
       ============================================================ */
    .demo-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 20px;
    }
    @media (min-width: 576px) {
      .demo-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; }
    }
    @media (max-width: 480px) {
      .demo-grid { grid-template-columns: 1fr; gap: 12px; }
    }
    .demo-card {
      background: #fff;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: all 0.4s ease;
      border: 1px solid rgba(245,115,39,0.06);
    }
    .demo-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary);
    }
    .demo-card .image {
      position: relative;
      overflow: hidden;
      height: 140px;
    }
    .demo-card .image img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .demo-card:hover .image img { transform: scale(1.05); }
    .demo-card .image .play-btn {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: rgba(255,255,255,0.9);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      font-size: 20px;
      transition: all 0.3s ease;
      opacity: 0;
    }
    .demo-card:hover .image .play-btn { opacity: 1; }
    .demo-card:hover .image .play-btn:hover {
      background: var(--primary);
      color: #fff;
      transform: translate(-50%, -50%) scale(1.1);
    }
    .demo-card .body {
      padding: 14px;
      text-align: center;
    }
    .demo-card .body h4 {
      font-size: 0.9rem;
      font-weight: 700;
    }
    .demo-card .body .faculty {
      color: var(--primary);
      font-size: 0.75rem;
      font-weight: 600;
    }
    .demo-card .body .subject {
      font-size: 0.75rem;
      color: #6c757d;
      margin-bottom: 8px;
    }
    .demo-card .body .btns {
      display: flex;
      gap: 6px;
      justify-content: center;
      flex-wrap: wrap;
    }
    .demo-card .body .btns .btn-sm {
      padding: 4px 14px;
      border-radius: 30px;
      font-size: 10px;
      font-weight: 600;
      transition: all 0.3s ease;
      border: none;
      cursor: pointer;
    }
    .demo-card .body .btns .btn-sm.watch {
      background: #ff0000;
      color: #fff;
    }
    .demo-card .body .btns .btn-sm.watch:hover {
      background: #cc0000;
      transform: translateY(-2px);
    }
    .demo-card .body .btns .btn-sm.enroll {
      background: var(--primary-gradient);
      color: #fff;
    }
    .demo-card .body .btns .btn-sm.enroll:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 20px rgba(245,115,39,0.35);
    }
    @media (max-width: 480px) {
      .demo-card .image { height: 120px; }
      .demo-card .body { padding: 10px; }
      .demo-card .body h4 { font-size: 0.8rem; }
    }

    /* ============================================================
       ACHIEVEMENTS
       ============================================================ */
    .achievement-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 16px;
    }
    .achievement-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 20px 15px;
      text-align: center;
      box-shadow: var(--shadow);
      transition: all 0.4s ease;
      border: 1px solid rgba(245,115,39,0.06);
    }
    .achievement-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: var(--primary);
    }
    .achievement-card .icon {
      font-size: 2rem;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .achievement-card .num {
      font-size: 2rem;
      font-weight: 900;
      color: var(--primary);
    }
    .achievement-card .label {
      font-size: 0.9rem;
      font-weight: 600;
      margin-top: 3px;
    }
    .achievement-card .desc {
      font-size: 0.75rem;
      color: #6c757d;
      margin-top: 3px;
    }
    @media (min-width: 576px) {
      .achievement-grid { grid-template-columns: repeat(4, 1fr); gap: 20px; }
    }
    @media (max-width: 480px) {
      .achievement-card { padding: 14px 10px; }
      .achievement-card .num { font-size: 1.5rem; }
      .achievement-card .icon { font-size: 1.5rem; }
      .achievement-card .label { font-size: 0.75rem; }
      .achievement-grid { gap: 10px; }
    }

    /* ============================================================
       FAQ
       ============================================================ */
    .faq-item {
      background: #fff;
      border-radius: 12px;
      margin-bottom: 10px;
      box-shadow: var(--shadow);
      border: 1px solid rgba(245,115,39,0.06);
      overflow: hidden;
      transition: all 0.3s ease;
    }
    .faq-item:hover { border-color: var(--primary); }
    .faq-item .question {
      padding: 14px 18px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      font-weight: 600;
      font-size: 14px;
      gap: 12px;
    }
    .faq-item .question i {
      color: var(--primary);
      transition: transform 0.3s ease;
      flex-shrink: 0;
    }
    .faq-item.active .question i { transform: rotate(180deg); }
    .faq-item .answer {
      padding: 0 18px;
      max-height: 0;
      overflow: hidden;
      transition: all 0.3s ease;
      color: #6c757d;
      font-size: 13px;
      line-height: 1.7;
    }
    .faq-item.active .answer {
      padding: 0 18px 14px;
      max-height: 300px;
    }
    @media (max-width: 480px) {
      .faq-item .question { font-size: 13px; padding: 12px 14px; }
      .faq-item .answer { font-size: 12px; }
    }

    /* ============================================================
       CTA SECTION
       ============================================================ */
    .cta-section {
      background: linear-gradient(135deg, #0a0a1a, #1a1a3e);
      padding: 50px 0;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .cta-section h2 {
      color: #fff;
      font-size: 2rem;
      font-weight: 800;
      margin-bottom: 12px;
    }
    .cta-section p {
      color: rgba(255,255,255,0.7);
      font-size: 0.95rem;
      max-width: 600px;
      margin: 0 auto 25px;
      line-height: 1.7;
    }
    .cta-section .btn-outline-white {
      display: inline-block;
      background: transparent;
      color: #fff;
      padding: 10px 28px;
      border-radius: 50px;
      font-weight: 700;
      border: 2px solid rgba(255,255,255,0.2);
      transition: all 0.3s ease;
      font-size: 13px;
    }
    .cta-section .btn-outline-white:hover {
      background: rgba(255,255,255,0.08);
      border-color: var(--primary);
      color: #fff;
      transform: translateY(-3px);
    }
    @media (max-width: 480px) {
      .cta-section { padding: 40px 0; }
      .cta-section h2 { font-size: 1.5rem; }
      .cta-section p { font-size: 0.85rem; }
    }

/* ============================================================
       FLOATING ELEMENTS
       ============================================================ */
    .back-to-top {
      position: fixed;
      bottom: 20px;
      right: 20px;
      width: 36px;
      height: 36px;
      background: var(--primary-gradient);
      border: none;
      border-radius: 50%;
      color: #fff;
      font-size: 14px;
      cursor: pointer;
      opacity: 0;
      visibility: hidden;
      transform: translateY(20px);
      transition: all 0.3s ease;
      z-index: 1000;
      box-shadow: 0 4px 15px rgba(245,115,39,0.3);
    }
    .back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }

    /* ===== ENQUIRY POPUP ===== */
    .enquiry-btn {
      position: fixed;
      bottom: 15px;
      left: 15px;
      z-index: 9999;
      padding: 10px 20px;
      font-size: 13px;
      font-weight: 700;
      border-radius: 50px;
      border: 0;
      cursor: pointer;
      background: var(--primary-gradient);
      color: #fff;
      box-shadow: 0 4px 15px rgba(0,0,0,0.25);
      animation: slideIn 0.8s forwards, pulseBtn 2.2s infinite 1s;
    }
    @keyframes slideIn {
      from { opacity: 0; transform: translateY(100px); }
      to { opacity: 1; transform: translateY(0); }
    }
    @keyframes pulseBtn {
      0%,100% { transform: scale(1); }
      50% { transform: scale(1.05); }
    }

    .popup {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 100000;
      background: rgba(0,0,0,0.7);
      align-items: center;
      justify-content: center;
      padding: 15px;
      opacity: 0;
      transition: opacity 0.3s ease;
      backdrop-filter: blur(4px);
    }
    .popup.show { display: flex; opacity: 1; }
    .popup-content {
      width: 100%;
      max-width: 340px;
      background: #fff;
      border-radius: 16px;
      padding: 20px;
      text-align: center;
      position: relative;
      transform: scale(0.7);
      opacity: 0;
      transition: transform 0.3s ease, opacity 0.3s ease;
      max-height: 90vh;
      overflow-y: auto;
    }
    .popup.show .popup-content { transform: scale(1); opacity: 1; }
    .close-btn {
      position: absolute;
      top: 8px;
      right: 12px;
      border: 0;
      background: none;
      font-size: 22px;
      cursor: pointer;
      color: #555;
      padding: 8px;
      z-index: 10;
    }
    .popup-content h2 {
      color: var(--primary);
      margin: 4px 0 10px;
      font-size: 17px;
    }
    .popup-content input,
    .popup-content textarea,
    .popup-content select {
      width: 100%;
      padding: 10px 12px;
      margin: 6px 0;
      border-radius: 8px;
      border: 1.5px solid #ddd;
      font-size: 15px;
      transition: border-color 0.3s ease;
      background: #fff;
    }
    .popup-content input:focus,
    .popup-content textarea:focus,
    .popup-content select:focus {
      border-color: var(--primary);
      outline: none;
      box-shadow: 0 0 0 3px rgba(245,115,39,0.15);
    }
    .popup-content textarea { resize: vertical; min-height: 60px; }
    .submit-btn {
      width: 100%;
      padding: 12px;
      border-radius: 8px;
      border: 0;
      cursor: pointer;
      font-weight: 700;
      background: var(--primary-gradient);
      color: #fff;
      margin-top: 8px;
      transition: all 0.3s ease;
      font-size: 15px;
    }
    .submit-btn:active { transform: scale(0.98); }
    .success-msg {
      display: none;
      position: fixed;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      z-index: 150000;
      background: #e0f7fa;
      color: #00796b;
      padding: 16px 24px;
      border-radius: 10px;
      font-weight: 600;
      box-shadow: 0 8px 25px rgba(0,0,0,0.2);
      font-size: 14px;
    }
    @media (max-width: 768px) {
      .enquiry-btn { bottom: 10px; left: 10px; padding: 8px 16px; font-size: 12px; z-index: 9999; }
      .popup-content { padding: 16px; max-width: 300px; }
      .popup-content input, .popup-content textarea, .popup-content select { font-size: 16px; padding: 10px 12px; }
      .close-btn { font-size: 24px; top: 6px; right: 10px; padding: 6px; }
      .popup-content h2 { font-size: 16px; }
      .submit-btn { font-size: 14px; padding: 10px; }
    }
    @media (max-width: 480px) {
      .enquiry-btn { bottom: 8px; left: 8px; padding: 6px 14px; font-size: 11px; }
      .popup-content { padding: 14px; max-width: 280px; }
      .popup-content input, .popup-content textarea, .popup-content select { font-size: 15px; padding: 8px 10px; margin: 4px 0; }
      .success-msg { font-size: 12px; padding: 12px 18px; }
    }