/* ============================================================
     ULTIMATE PREMIUM STYLES - RPSC PAPER 2 PAGE
     COLOUR THEME: ORANGE (#f57327) - SAME AS ALL PAGES
     FULLY RESPONSIVE - MOBILE, TABLET, LAPTOP, DESKTOP
     ============================================================ */

  :root {
    --primary: #f57327;
    --primary-dark: #d45500;
    --primary-light: #ff8c42;
    --primary-gradient: linear-gradient(135deg, #f57327, #d45500);
    --secondary: #1a1a2e;
    --dark: #0d0d1a;
    --gold: #ffd700;
    --shadow: 0 10px 30px rgba(0,0,0,0.08);
    --shadow-hover: 0 15px 40px rgba(245,115,39,0.2);
    --shadow-glow: 0 0 30px rgba(245,115,39,0.1);
    --radius: 14px;
    --transition: all 0.4s cubic-bezier(0.25,0.46,0.45,0.94);
    --container-padding: 16px;
  }

  /* ===== SECURITY - DISABLE SELECTION ===== */
  * {
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
    -ms-user-select: none !important;
    user-select: none !important;
    -webkit-touch-callout: none !important;
  }
  input, textarea, select {
    -webkit-user-select: text !important;
    -moz-user-select: text !important;
    -ms-user-select: text !important;
    user-select: text !important;
  }
  img {
    -webkit-user-drag: none !important;
    -khtml-user-drag: none !important;
    -moz-user-drag: none !important;
    -o-user-drag: none !important;
    user-drag: none !important;
    pointer-events: none !important;
    draggable: false !important;
  }

  /* ===== PRINT PROTECTION ===== */
  @media print {
    body * { visibility: hidden !important; display: none !important; }
    body::after {
      content: '🔒 Content Protected - Srijjan Institute';
      visibility: visible !important;
      display: block !important;
      position: fixed; top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      font-size: 20px; color: #f57327;
      background: #0d0d1a; padding: 30px;
      border-radius: 16px; z-index: 999999;
      text-align: center; font-weight: 700;
      border: 3px solid #f57327;
      width: 80%; max-width: 400px;
    }
  }

  ::selection { background: transparent !important; }
  ::-moz-selection { background: transparent !important; }

  /* ===== RESET ===== */
  * { 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;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
  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); }

  /* ===== SCROLLBAR ===== */
  ::-webkit-scrollbar { width: 6px; }
  ::-webkit-scrollbar-track { background: #1a1a2e; }
  ::-webkit-scrollbar-thumb { background: var(--primary-gradient); border-radius: 10px; }
  ::-webkit-scrollbar-thumb:hover { background: var(--primary-dark); }

  /* ===== SCROLL PROGRESS ===== */
  .scroll-progress {
    position: fixed; top: 0; left: 0; height: 3px; width: 0%;
    background: var(--primary-gradient); z-index: 999999;
    transition: width 0.1s linear;
    box-shadow: 0 0 15px rgba(245,115,39,0.4);
  }

  /* ============================================================
     TOP BAR - FULLY RESPONSIVE
     ============================================================ */
  .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: var(--transition);
    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: var(--transition);
    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; }
  }

  @media (min-width: 769px) and (max-width: 1024px) {
    .top-bar-left a { font-size: 11px; }
    .top-bar-left a span { display: inline; }
  }

  @media (min-width: 1025px) {
    .top-bar-left a { font-size: 13px; }
    .top-bar-right .btn-sm { font-size: 12px; padding: 5px 18px; }
  }

  /* ============================================================
     TOP SCROLL MENU - FULLY RESPONSIVE
     ============================================================ */
  .top-scroll-bar {
    width: 100%;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(10px);
    padding: 6px 0;
    border-bottom: 1px solid rgba(245,115,39,0.15);
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    box-shadow: 0 4px 20px rgba(245,115,39,0.1);
    display: flex;
    justify-content: center;
    gap: 6px;
    position: sticky;
    top: 0;
    z-index: 9999;
    scrollbar-width: none;
  }
  .top-scroll-bar::-webkit-scrollbar { display: none; }

  .menu-item {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(50,50,50,0.95);
    padding: 5px 10px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.08);
    text-align: center;
    min-width: 80px;
    font-size: 10px;
    font-weight: 600;
    color: #fff;
    transition: all 0.25s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
    white-space: normal;
    flex-shrink: 0;
  }
  .menu-item i {
    font-size: 15px;
    display: block;
    margin-bottom: 2px;
    color: var(--primary);
  }
  .menu-item:hover {
    transform: scale(1.05);
    background: var(--primary-gradient);
    box-shadow: 0 5px 15px rgba(245,115,39,0.4);
    border-color: #fff;
  }
  .menu-item.red-btn {
    background: linear-gradient(135deg, #f57327, #d45500);
  }
  .menu-item.red-btn:hover {
    background: linear-gradient(135deg, #ff8c42, #d45500);
  }

  @media (max-width: 480px) {
    .menu-item { min-width: 65px; padding: 4px 6px; font-size: 8px; }
    .menu-item i { font-size: 12px; }
    .top-scroll-bar { gap: 4px; padding: 4px 0; }
  }

  @media (min-width: 481px) and (max-width: 768px) {
    .menu-item { min-width: 75px; padding: 5px 8px; font-size: 9px; }
    .menu-item i { font-size: 14px; }
  }

  /* ============================================================
     HEADER / NAVBAR - FULLY RESPONSIVE
     ============================================================ */
  header {
    background: #1a1a2e;
    position: sticky;
    top: 0;
    z-index: 99999;
    border-bottom: 1px solid rgba(245,115,39,0.1);
  }
  .navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4px 0;
    min-height: 52px;
    flex-wrap: nowrap;
    gap: 8px;
  }
  .brand {
    font-size: 18px;
    font-weight: 800;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
  }
  .brand i { color: var(--primary); font-size: 20px; }
  .brand span { background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

  .menu-toggle {
    display: none;
    background: transparent;
    border: 2px solid rgba(255,255,255,0.12);
    border-radius: 6px;
    padding: 4px 7px;
    cursor: pointer;
    flex-shrink: 0;
  }
  .menu-toggle span {
    display: block;
    width: 20px;
    height: 2px;
    background: #fff;
    margin: 3px 0;
    border-radius: 2px;
    transition: var(--transition);
  }

  .nav-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    list-style: none;
    gap: 0;
  }
  .nav-links > li { position: relative; }
  .nav-links > li > a {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    color: #fff;
    font-weight: 500;
    transition: all 0.3s ease;
    font-size: 12px;
    letter-spacing: 0.2px;
    white-space: nowrap;
  }
  .nav-links > li > a:hover {
    background: var(--primary-gradient);
    border-radius: 6px;
    transform: translateY(-2px);
  }
  .nav-links > li > a i { font-size: 9px; }

  .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #1a1a2e;
    min-width: 200px;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
    border: 1px solid rgba(245,115,39,0.1);
    padding: 4px 0;
    z-index: 999;
  }
  .sub-menu a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 16px;
    color: #e0e0e0;
    font-size: 11px;
    transition: all 0.3s ease;
  }
  .sub-menu a:hover {
    background: var(--primary-gradient);
    color: #fff;
    padding-left: 22px;
  }
  .sub-menu .sub-menu {
    left: 100%;
    top: -4px;
  }
  .nav-links li:hover > .sub-menu {
    display: block;
    animation: fadeDown 0.25s ease;
  }

  @keyframes fadeDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  @media (max-width: 992px) {
    .menu-toggle { display: block; }
    .nav-links {
      display: none;
      flex-direction: column;
      width: 100%;
      background: #1a1a2e;
      padding: 6px 0;
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      box-shadow: 0 20px 60px rgba(0,0,0,0.5);
      border-top: 1px solid rgba(255,255,255,0.04);
      max-height: 70vh;
      overflow-y: auto;
    }
    .nav-links.open { display: flex; }
    .nav-links li { width: 100%; }
    .nav-links li a {
      padding: 8px 16px;
      font-size: 13px;
      border-bottom: 1px solid rgba(255,255,255,0.04);
    }
    .sub-menu {
      position: static;
      box-shadow: none;
      border: none;
      background: rgba(255,255,255,0.04);
      padding: 0;
      display: none;
    }
    .sub-menu a {
      padding: 6px 24px;
      font-size: 12px;
    }
    .sub-menu .sub-menu { padding-left: 12px; }
    .nav-links li:hover > .sub-menu { display: none; }
    .sub-menu.show { display: block; }
  }

  @media (min-width: 993px) and (max-width: 1200px) {
    .nav-links > li > a {
      font-size: 11px;
      padding: 6px 10px;
    }
    .brand { font-size: 16px; }
  }

  @media (min-width: 1201px) {
    .nav-links > li > a {
      font-size: 13px;
      padding: 8px 16px;
    }
    .brand { font-size: 22px; }
    .brand i { font-size: 24px; }
  }

  @media (max-width: 480px) {
    .brand { font-size: 14px; }
    .brand i { font-size: 16px; }
    .menu-toggle { padding: 3px 6px; }
    .menu-toggle span { width: 16px; height: 2px; margin: 2px 0; }
    .nav-links li a { padding: 6px 14px; font-size: 12px; }
    .sub-menu a { padding: 5px 20px; font-size: 11px; }
  }

  /* ============================================================
     HERO BANNER - FULLY RESPONSIVE
     ============================================================ */
  .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::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(245,115,39,0.1), transparent 70%);
    border-radius: 50%;
    animation: floatGlow 8s ease-in-out infinite;
  }
  .hero-banner::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(245,115,39,0.06), transparent 70%);
    border-radius: 50%;
    animation: floatGlow 10s ease-in-out infinite reverse;
  }
  @keyframes floatGlow {
    0%,100% { transform: translate(0,0) scale(1); }
    50% { transform: translate(20px,-20px) scale(1.1); }
  }

  .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;
  }

  @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-badge { font-size: 8px; padding: 3px 12px; }
  }

  @media (min-width: 481px) and (max-width: 768px) {
    .hero-banner h1 { font-size: 2rem; }
    .hero-banner p { font-size: 0.85rem; }
  }

  @media (min-width: 769px) and (max-width: 1024px) {
    .hero-banner h1 { font-size: 2.8rem; }
    .hero-banner { padding: 80px 0 50px; }
  }

  @media (min-width: 1025px) {
    .hero-banner h1 { font-size: 3.2rem; }
    .hero-banner { padding: 80px 0 50px; }
    .hero-banner p { font-size: 1.05rem; }
  }

  /* ============================================================
     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; }
  }

  /* ============================================================
     SIDEBAR / PRICING CARD - FULLY RESPONSIVE
     ============================================================ */
  .pricing-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(245,115,39,0.08);
    transition: all 0.3s ease;
    height: 100%;
  }
  .pricing-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
  }
  .pricing-card .price {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--primary);
  }
  .pricing-card .price del {
    font-size: 0.9rem;
    color: #999;
    font-weight: 400;
  }
  .badge-offer {
    display: inline-block;
    padding: 3px 14px;
    background: var(--primary-gradient);
    color: #fff;
    border-radius: 50px;
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
  }
  .premium-list {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  .premium-list li {
    padding: 5px 0;
    padding-left: 24px;
    position: relative;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-size: 13px;
  }
  .premium-list li:last-child {
    border-bottom: none;
  }
  .premium-list li::before {
    content: '✦';
    position: absolute;
    left: 0;
    top: 5px;
    color: var(--primary);
    font-size: 0.9rem;
  }
  .pricing-card .btn-primary-block {
    display: block;
    width: 100%;
    text-align: center;
    padding: 10px;
    border-radius: 50px;
    background: var(--primary-gradient);
    color: #fff;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    border: none;
  }
  .pricing-card .btn-primary-block:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(245,115,39,0.35);
  }

  /* ============================================================
     ACCORDION - FULLY RESPONSIVE
     ============================================================ */
  .accordion-item-rpsc {
    border: 1px solid #eee;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 12px;
    box-shadow: var(--shadow);
  }
  .accordion-button-rpsc {
    padding: 14px 18px;
    background: #fff;
    color: #1a1a2e;
    font-size: 14px;
    font-weight: 700;
    width: 100%;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
  }
  .accordion-button-rpsc:hover {
    background: #f8f9fa;
  }
  .accordion-button-rpsc .accordion-icon {
    transition: transform 0.3s ease;
    color: var(--primary);
  }
  .accordion-button-rpsc.active .accordion-icon {
    transform: rotate(180deg);
  }
  .accordion-body-rpsc {
    padding: 0 18px 16px;
    background: #fafafa;
  }
  .accordion-body-rpsc .premium-list li {
    font-size: 12px;
  }

  .badge-float {
    float: right;
    padding: 2px 12px;
    border-radius: 50px;
    font-size: 11px;
    font-weight: 600;
    color: #fff;
  }
  .badge-float.primary { background: var(--primary); }
  .badge-float.success { background: #198754; }
  .badge-float.warning { background: #ffc107; color: #000; }

  /* ============================================================
     FACULTY - FULLY RESPONSIVE
     ============================================================ */
  .faculty-grid-rpsc2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 20px;
  }

  @media (min-width: 576px) {
    .faculty-grid-rpsc2 {
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
  }

  @media (min-width: 992px) {
    .faculty-grid-rpsc2 {
      grid-template-columns: repeat(4, 1fr);
      gap: 25px;
    }
  }

  .faculty-card-rpsc2 {
    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-rpsc2:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
  }
  .faculty-card-rpsc2 .faculty-image {
    position: relative;
    overflow: hidden;
    height: 180px;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
  }
  .faculty-card-rpsc2 .faculty-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
  }
  .faculty-card-rpsc2:hover .faculty-image img {
    transform: scale(1.05);
  }
  .faculty-card-rpsc2 .faculty-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-rpsc2 .faculty-image .exp-badge span {
    display: block;
    font-size: 14px;
    font-weight: 800;
    color: var(--primary);
  }
  .faculty-card-rpsc2 .faculty-image .exp-badge small {
    display: block;
    font-size: 6px;
    color: #94a3b8;
    text-transform: uppercase;
  }
  .faculty-card-rpsc2 .faculty-body {
    padding: 14px;
  }
  .faculty-card-rpsc2 .faculty-body h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 2px;
  }
  .faculty-card-rpsc2 .faculty-body .designation {
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 600;
  }
  .faculty-card-rpsc2 .faculty-body p {
    font-size: 0.75rem;
    color: #6c757d;
    line-height: 1.5;
    margin-top: 4px;
  }

  @media (max-width: 480px) {
    .faculty-card-rpsc2 .faculty-image { height: 150px; }
    .faculty-card-rpsc2 .faculty-body { padding: 10px; }
    .faculty-card-rpsc2 .faculty-body h4 { font-size: 0.9rem; }
  }

  /* ============================================================
     ACHIEVEMENTS - FULLY RESPONSIVE
     ============================================================ */
  .achievement-grid-rpsc2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 16px;
  }

  .achievement-card-rpsc2 {
    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-rpsc2:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary);
  }
  .achievement-card-rpsc2 .icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 6px;
  }
  .achievement-card-rpsc2 .num {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary);
  }
  .achievement-card-rpsc2 .label {
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 3px;
  }
  .achievement-card-rpsc2 .desc {
    font-size: 0.75rem;
    color: #6c757d;
    margin-top: 3px;
  }

  @media (min-width: 576px) {
    .achievement-grid-rpsc2 {
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
  }

  @media (max-width: 480px) {
    .achievement-card-rpsc2 { padding: 14px 10px; }
    .achievement-card-rpsc2 .num { font-size: 1.5rem; }
    .achievement-card-rpsc2 .icon { font-size: 1.5rem; }
    .achievement-card-rpsc2 .label { font-size: 0.75rem; }
    .achievement-grid-rpsc2 { gap: 10px; }
  }

/* ============================================================
     FLOATING ELEMENTS - FULLY RESPONSIVE
     ============================================================ */
  .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); }

  .whatsapp-float {
    position: fixed;
    bottom: 70px;
    right: 20px;
    z-index: 999;
    background: linear-gradient(135deg, #25d366, #128C7E);
    color: #fff;
    padding: 8px 14px;
    border-radius: 50px;
    box-shadow: 0 8px 30px rgba(37,211,102,0.35);
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    animation: floatWA 3s ease-in-out infinite;
    font-size: 11px;
  }
  @keyframes floatWA {
    0%,100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
  }
  .whatsapp-float:hover { transform: scale(1.05); color: #fff; }

  .floating-contact {
    position: fixed;
    bottom: 120px;
    right: 20px;
    z-index: 998;
  }
  .contact-toggle {
    width: 38px;
    height: 38px;
    background: var(--primary-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(245,115,39,0.3);
    animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0%,100% { box-shadow: 0 4px 15px rgba(245,115,39,0.3); }
    50% { box-shadow: 0 4px 25px rgba(245,115,39,0.5); }
  }
  .contact-options {
    position: absolute;
    bottom: 48px;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s ease;
  }
  .floating-contact:hover .contact-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  .contact-option {
    background: #fff;
    color: #1a1a2e;
    padding: 5px 12px;
    border-radius: 30px;
    font-size: 10px;
    font-weight: 600;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 5px;
    transition: all 0.3s ease;
  }
  .contact-option:hover {
    background: var(--primary-gradient);
    color: #fff;
    transform: translateX(-4px);
  }

  @media (min-width: 768px) {
    .whatsapp-float {
      bottom: 80px;
      right: 25px;
      padding: 10px 18px;
      font-size: 13px;
    }
    .floating-contact { bottom: 135px; right: 25px; }
    .contact-toggle { width: 44px; height: 44px; font-size: 18px; }
    .back-to-top { bottom: 25px; right: 25px; width: 40px; height: 40px; font-size: 16px; }
  }

  /* ============================================================
     ENQUIRY POPUP - FULLY RESPONSIVE
     ============================================================ */
  .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;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }
  @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;
    -webkit-backdrop-filter: blur(4px);
    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;
    -webkit-overflow-scrolling: touch;
  }
  .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;
    line-height: 1;
    -webkit-tap-highlight-color: transparent;
    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;
    -webkit-appearance: none;
    appearance: none;
    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;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }
  .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;
    }
  }

  /* ===== UTILITY ===== */
  .text-center { text-align: center; }
  .mb-4 { margin-bottom: 25px; }
  .me-2 { margin-right: 8px; }
  .text-white-50 { color: rgba(255,255,255,0.5); }
  .py-1 { padding-top: 20px; padding-bottom: 20px; }
  .py-2 { padding-top: 40px; padding-bottom: 40px; }
  .bg-light { background: #f5f7fb; }
  .bg-white { background: #fff; }
  .bg-dark-section {
    background: linear-gradient(135deg, #0a0a1a, #1a1a3e);
  }
  .mt-3 { margin-top: 20px; }
  .mt-4 { margin-top: 30px; }
  .mb-3 { margin-bottom: 20px; }
  .fw-bold { font-weight: 700; }
  .fs-5 { font-size: 1.05rem; }
  .text-muted { color: #6c757d; }
  .w-100 { width: 100%; }
  .gap-2 { gap: 10px; }
  .gap-3 { gap: 20px; }
  .d-flex { display: flex; }
  .flex-wrap { flex-wrap: wrap; }
  .align-center { align-items: center; }
  .justify-center { justify-content: center; }

  /* ===== IMAGE ZOOM ===== */
  .img-zoom {
    overflow: hidden;
    border-radius: var(--radius);
  }
  .img-zoom img {
    transition: transform 0.6s ease;
    width: 100%;
    height: auto;
  }
  .img-zoom:hover img {
    transform: scale(1.03);
  }