:root {
      --primary: #8a00d1;
      --primary-dark: #5c0086;
      --primary-light: #f881e8;
      --secondary: #10b981;
      --dark: #1f2937;
      --light: #f9fafb;
      --gray: #6b7280;
      --gray-light: #e5e7eb;
      --border-radius: 20px;
      --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
      --transition: all 0.3s ease;
    }

    * { 
      margin: 0; 
      padding: 0; 
      box-sizing: border-box; 
    }
    @font-face {
        font-family: 'Poppins';
        src: url('../Font/Poppins-Bold.woff2') format('woff2'),
            url('../Font/Poppins-Bold.woff') format('woff');
        font-weight: bold;
        font-style: normal;
        font-display: swap;
    }
    body {
      font-family: 'Poppins', sans-serif;
      background: linear-gradient(135deg, #f0f4ff 0%, #e6e6ff 100%);
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100vh;
      padding: 20px;
      color: var(--dark);
      overflow-x: hidden;
    }

    /* Animated background elements */
    .bg-circle {
      position: fixed;
      border-radius: 50%;
      opacity: 0.1;
      z-index: -1;
      animation: float 15s infinite ease-in-out;
    }
    
    .circle-1 {
      width: 300px;
      height: 300px;
      background: var(--primary);
      top: 10%;
      left: 5%;
      animation-delay: 0s;
    }
    
    .circle-2 {
      width: 200px;
      height: 200px;
      background: var(--secondary);
      bottom: 15%;
      right: 10%;
      animation-delay: -5s;
    }
    
    .circle-3 {
      width: 150px;
      height: 150px;
      background: var(--primary-light);
      top: 60%;
      left: 15%;
      animation-delay: -10s;
    }

    .container {
      max-width: 440px;
      width: 100%;
      perspective: 1000px;
    }

    .payment-card {
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(10px);
      border-radius: var(--border-radius);
      width: 100%;
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: var(--transition);
      transform-style: preserve-3d;
      animation: cardAppear 0.8s ease-out forwards;
      border: 1px solid rgba(255, 255, 255, 0.5);
    }

    .card-header {
      background: linear-gradient(135deg, #d100ff 0%, #a000e0 50%, #8a00d1 100%);
      color: white;
      padding: 30px 25px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .card-header::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
      transform: rotate(30deg);
    }

    .profile-icon {
      width: 100px;
      height: 100px;
      background: rgba(255, 255, 255, 0.2);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 15px;
      position: relative;
      z-index: 1;
      animation: iconPulse 2s infinite ease-in-out;
      overflow: hidden;
      border: 3px solid rgba(255, 255, 255, 0.3);
    }

    .profile-icon img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .card-header h2 {
      font-weight: 600;
      font-size: 1.6rem;
      margin-bottom: 5px;
      position: relative;
      z-index: 1;
    }

    .card-header p {
      opacity: 0.9;
      font-size: 0.95rem;
      position: relative;
      z-index: 1;
    }

    .card-body {
      padding: 30px;
    }

    .amount-input {
      margin-bottom: 25px;
      animation: slideIn 0.5s 0.3s forwards;
      opacity: 0;
      transform: translateY(20px);
    }

    .amount-input label {
      display: block;
      margin-bottom: 8px;
      font-weight: 500;
      color: var(--gray);
      font-size: 0.95rem;
    }

    .input-group {
      position: relative;
      display: flex;
      align-items: center;
    }

    .input-group .icon {
      position: absolute;
      left: 15px;
      color: var(--gray);
      z-index: 1;
    }

    .amount-input input {
      width: 100%;
      padding: 16px 15px 16px 45px;
      border: 2px solid var(--gray-light);
      border-radius: 12px;
      font-size: 1.1rem;
      font-weight: 500;
      transition: var(--transition);
    }

    .amount-input input:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
    }

    /* Pay Now Button - Hidden on Desktop */
    .pay-button {
      display: none;
      align-items: center;
      justify-content: center;
      gap: 10px;
      background: var(--primary);
      color: white;
      text-decoration: none;
      font-weight: 600;
      padding: 18px;
      width: 100%;
      border-radius: 12px;
      transition: var(--transition);
      font-size: 1.05rem;
      border: none;
      cursor: pointer;
      margin-bottom: 20px;
      animation: slideIn 0.5s 0.4s forwards;
      opacity: 0;
      transform: translateY(20px);
    }

    .pay-button:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
    }

    .divider {
      display: flex;
      align-items: center;
      margin: 30px 0;
      color: var(--gray);
      font-size: 0.9rem;
      animation: fadeIn 0.8s 0.5s forwards;
      opacity: 0;
    }

    .divider::before,
    .divider::after {
      content: "";
      flex: 1;
      height: 1px;
      background: var(--gray-light);
    }

    .divider span {
      padding: 0 15px;
    }

    .qr-section {
      text-align: center;
      animation: slideIn 0.5s 0.6s forwards;
      opacity: 0;
      transform: translateY(20px);
    }

    .qr-section p {
      font-size: 0.95rem;
      color: var(--gray);
      margin-bottom: 20px;
    }

    .qr-container {
      background: white;
      padding: 20px;
      border-radius: 16px;
      display: inline-block;
      box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
      border: 1px solid var(--gray-light);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }

    .qr-container::before {
      content: '';
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: linear-gradient(to bottom right, rgba(99, 102, 241, 0.1), transparent);
      transform: rotate(-15deg);
      z-index: 0;
    }

    .qr-section img {
      width: 200px;
      height: 200px;
      position: relative;
      z-index: 1;
      transition: var(--transition);
    }

    .qr-container:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    }

    .qr-container:hover img {
      transform: scale(1.03);
    }

    /* Payment methods text */
    .payment-methods-text {
      font-size: 0.9rem;
      color: var(--gray);
      margin: 25px 0 15px;
      animation: fadeIn 0.8s 0.7s forwards;
      opacity: 0;
    }

    .payment-options {
      display: flex;
      justify-content: center;
      gap: 15px;
      margin-top: 10px;
      animation: fadeIn 0.8s 0.7s forwards;
      opacity: 0;
    }

    .payment-option {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 50px;
      height: 50px;
      background: var(--light);
      border-radius: 12px;
      color: var(--gray);
      font-size: 1.4rem;
      transition: var(--transition);
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    }

    .payment-option:hover {
      background: var(--primary);
      color: white;
      transform: translateY(-3px) rotate(5deg);
      box-shadow: 0 8px 15px rgba(79, 70, 229, 0.2);
    }
    .payment-option img {
      width: 40px;
      height: auto;
      transition: opacity 0.3s ease;
      display: block;
    }
    .payment-option,
    .payment-option img {
      -webkit-user-select: none; /* Safari/Chrome */
      -moz-user-select: none;    /* Firefox */
      -ms-user-select: none;     /* IE/Edge */
      user-select: none;         /* Standard */

      -webkit-tap-highlight-color: transparent; /* Removes gray overlay on mobile */
      outline: none;             /* Removes focus outline */
    }

    .payment-option:focus,
    .payment-option:active {
      outline: none;             /* Removes focus outline on click/touch */
      box-shadow: none;          /* Removes any box-shadow highlight */
    }

    .security-note {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      margin-top: 25px;
      font-size: 0.85rem;
      color: var(--gray);
      animation: fadeIn 0.8s 0.8s forwards;
      opacity: 0;
    }

    /* Animations */
    @keyframes cardAppear {
      0% {
        opacity: 0;
        transform: translateY(50px) rotateX(15deg);
      }
      100% {
        opacity: 1;
        transform: translateY(0) rotateX(0);
      }
    }

    @keyframes float {
      0%, 100% {
        transform: translateY(0) rotate(0deg);
      }
      33% {
        transform: translateY(-20px) rotate(5deg);
      }
      66% {
        transform: translateY(15px) rotate(-5deg);
      }
    }

    @keyframes iconPulse {
      0%, 100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.3);
      }
      50% {
        transform: scale(1.05);
      }
      70% {
        box-shadow: 0 0 0 15px rgba(255, 255, 255, 0);
      }
    }

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

    @keyframes fadeIn {
      to {
        opacity: 1;
      }
    }

    /* Mobile responsiveness */
    @media (max-width: 768px) {
      .payment-card {
        max-width: 90%;
        margin: 0 auto;
      }
      
      .card-header {
        padding: 25px 20px;
      }
      
      .card-body {
        padding: 25px 20px;
      }
      
      .profile-icon {
        width: 90px;
        height: 90px;
      }
      
      .pay-button {
        display: flex;
      }
      
      .qr-section img {
        width: 180px;
        height: 180px;
      }
    }

    @media (max-width: 480px) {
      .payment-card {
        max-width: 100%;
      }
      
      .card-header h2 {
        font-size: 1.4rem;
      }
      
      .profile-icon {
        width: 80px;
        height: 80px;
      }
      
      .qr-section img {
        width: 160px;
        height: 160px;
      }
      
      .payment-option {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
      }
      
      .payment-methods-text {
        font-size: 0.85rem;
      }
    }