html {
            scroll-behavior: smooth;
        }

        body {
            -webkit-tap-highlight-color: transparent;
            overscroll-behavior-y: contain;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(20px);
            }

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

        @keyframes slideIn {
            from {
                transform: translateX(-30px);
                opacity: 0;
            }

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

        @keyframes slideInRight {
            from {
                transform: translateX(30px);
                opacity: 0;
            }

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

        @keyframes pulse {
            0% {
                transform: scale(1);
            }

            50% {
                transform: scale(1.05);
            }

            100% {
                transform: scale(1);
            }
        }

        @keyframes float {
            0% {
                transform: translateY(0px);
            }

            50% {
                transform: translateY(-10px);
            }

            100% {
                transform: translateY(0px);
            }
        }

        @keyframes spin {
            from {
                transform: rotate(0deg);
            }

            to {
                transform: rotate(360deg);
            }
        }

        @keyframes ripple {
            0% {
                transform: scale(0.8);
                opacity: 1;
            }

            100% {
                transform: scale(2.4);
                opacity: 0;
            }
        }

        .animate-fadeIn {
            animation: fadeIn 0.8s ease-out forwards;
        }

        .animate-slideIn {
            animation: slideIn 0.8s ease-out forwards;
        }

        .animate-slideInRight {
            animation: slideInRight 0.8s ease-out forwards;
        }

        .animate-pulse-slow {
            animation: pulse 3s infinite;
        }

        .animate-float {
            animation: float 6s ease-in-out infinite;
        }

        .animate-spin-slow {
            animation: spin 8s linear infinite;
        }

        .stagger-1 {
            animation-delay: 0.1s;
        }

        .stagger-2 {
            animation-delay: 0.2s;
        }

        .stagger-3 {
            animation-delay: 0.3s;
        }

        .stagger-4 {
            animation-delay: 0.4s;
        }

        .stagger-5 {
            animation-delay: 0.5s;
        }

        .hero-gradient-light {
            background: linear-gradient(135deg, rgba(0, 123, 255, 0.9), rgba(32, 201, 151, 0.8)),
                url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cpath fill='%23ffffff' fill-opacity='0.1' d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z'%3E%3C/path%3E%3C/svg%3E");
        }

        .hero-gradient-dark {
            background: linear-gradient(135deg, rgba(59, 130, 246, 0.9), rgba(16, 185, 129, 0.8)),
                url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cpath fill='%23ffffff' fill-opacity='0.05' d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z'%3E%3C/path%3E%3C/svg%3E");
        }

        .card {
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }

        .card:hover {
            transform: translateY(-5px);
        }

        /* Theme switch */
        .theme-switch {
            position: relative;
            width: 60px;
            height: 30px;
        }

        .theme-switch input {
            opacity: 0;
            width: 0;
            height: 0;
        }

        .slider {
            position: absolute;
            cursor: pointer;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: #ccc;
            transition: .4s;
            border-radius: 34px;
        }

        .slider:before {
            position: absolute;
            content: "";
            height: 22px;
            width: 22px;
            left: 4px;
            bottom: 4px;
            background-color: white;
            transition: .4s;
            border-radius: 50%;
        }

        input:checked+.slider {
            background-color: #3b82f6;
        }

        input:checked+.slider:before {
            transform: translateX(30px);
        }

        .slider:after {
            content: '☀️';
            position: absolute;
            left: 8px;
            top: 5px;
            font-size: 12px;
        }

        input:checked+.slider:after {
            content: '🌙';
            left: auto;
            right: 8px;
        }

        /* App-like buttons */
        .app-button {
            transition: all 0.2s ease;
            position: relative;
            overflow: hidden;
        }

        .app-button:active {
            transform: scale(0.97);
        }

        .app-button::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            width: 5px;
            height: 5px;
            background: rgba(255, 255, 255, 0.4);
            opacity: 0;
            border-radius: 100%;
            transform: scale(1, 1) translate(-50%, -50%);
            transform-origin: 50% 50%;
        }

        .app-button:focus:not(:active)::after {
            animation: ripple-effect 0.6s ease-out;
        }

        @keyframes ripple-effect {
            0% {
                transform: scale(0, 0);
                opacity: 0.5;
            }

            20% {
                transform: scale(25, 25);
                opacity: 0.3;
            }

            100% {
                opacity: 0;
                transform: scale(40, 40);
            }
        }

        /* Status bar */
        .status-bar {
            display: flex;
            justify-content: space-between;
            padding: 6px 16px;
            font-size: 12px;
        }

        /* Glassmorphism */
        .glassmorphism {
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
        }

        .dark .glassmorphism {
            background: rgba(17, 25, 40, 0.55);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        /* 3D Card Flip Animation */
        .flip-container {
            perspective: 1000px;
            transform-style: preserve-3d;
        }

        .flipper {
            position: relative;
            width: 100%;
            height: 100%;
            transition: transform 0.8s;
            transform-style: preserve-3d;
        }

        .flip-container.flipped .flipper {
            transform: rotateY(180deg);
        }

        .front,
        .back {
            position: absolute;
            width: 100%;
            height: 100%;
            backface-visibility: hidden;
            -webkit-backface-visibility: hidden;
        }

        .back {
            transform: rotateY(180deg);
        }

        /* Custom radio buttons for role selection */
        .role-option {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .role-option input {
            position: absolute;
            opacity: 0;
            cursor: pointer;
        }

        .role-option .role-checkmark {
            width: 100%;
            height: 100%;
            border-radius: 8px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 12px;
            transition: all 0.3s ease;
        }

        .role-option input:checked~.role-checkmark {
            background-color: rgba(0, 123, 255, 0.1);
            border-color: #007BFF;
        }

        .dark .role-option input:checked~.role-checkmark {
            background-color: rgba(59, 130, 246, 0.2);
            border-color: #3b82f6;
        }

        .role-option .role-icon {
            transition: all 0.3s ease;
        }

        .role-option input:checked~.role-checkmark .role-icon {
            color: #007BFF;
        }

        .dark .role-option input:checked~.role-checkmark .role-icon {
            color: #3b82f6;
        }

        /* Form input focus effects */
        .form-input {
            transition: all 0.3s ease;
            border: 2px solid transparent;
        }

        .form-input:focus {
            border-color: #007BFF;
            box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.2);
        }

        .dark .form-input:focus {
            border-color: #3b82f6;
            box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
        }

        /* Password visibility toggle */
        .password-toggle {
            position: absolute;
            right: 12px;
            top: 50%;
            transform: translateY(-50%);
            cursor: pointer;
            color: #6B7280;
            transition: color 0.3s ease;
        }

        .password-toggle:hover {
            color: #374151;
        }

        .dark .password-toggle:hover {
            color: #D1D5DB;
        }

        /* Floating labels */
        .floating-label {
            position: relative;
        }

        .floating-label label {
            position: absolute;
            left: 16px;
            top: 14px;
            font-size: 14px;
            color: #6B7280;
            pointer-events: none;
            transition: all 0.3s ease;
        }

        .floating-label input:focus~label,
        .floating-label input:not(:placeholder-shown)~label {
            top: -10px;
            left: 10px;
            font-size: 12px;
            background-color: #ffffff;
            padding: 0 6px;
            color: #007BFF;
        }

        .dark .floating-label input:focus~label,
        .dark .floating-label input:not(:placeholder-shown)~label {
            background-color: #1f2937;
            color: #3b82f6;
        }

        /* Form field animations */
        .form-field {
            opacity: 0;
            transform: translateY(20px);
            animation: fadeInUp 0.5s forwards;
        }

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

        .delay-100 {
            animation-delay: 0.1s;
        }

        .delay-200 {
            animation-delay: 0.2s;
        }

        .delay-300 {
            animation-delay: 0.3s;
        }

        .delay-400 {
            animation-delay: 0.4s;
        }

        .delay-500 {
            animation-delay: 0.5s;
        }