* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #8B5CF6, #3B82F6, #6366F1);
    background-size: 300% 300%;
    animation: gradient 15s ease infinite;
    padding: 2rem;
}

.signup-card {
    background: white;
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
}

.signup-card::-webkit-scrollbar {
    width: 8px;
}

.signup-card::-webkit-scrollbar-track {
    background: #F3F4F6;
    border-radius: 4px;
}

.signup-card::-webkit-scrollbar-thumb {
    background: #C7D2FE;
    border-radius: 4px;
}

.signup-card::-webkit-scrollbar-thumb:hover {
    background: #818CF8;
}

.welcome-text {
    text-align: center;
    margin-bottom: 2rem;
}

.welcome-text h1 {
    font-size: 1.5rem;
    color: #1F2937;
    margin-bottom: 0.5rem;
}

.welcome-text p {
    color: #6B7280;
    font-size: 0.875rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 640px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

.form-group {
    margin-bottom: 1rem;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #374151;
    font-size: 0.875rem;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #D1D5DB;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: all 0.2s;
    outline: none;
    background-color: #F9FAFB;
}

.form-group input:focus {
    border-color: #6366F1;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.error-message {
    background-color: #FEE2E2;
    border: 1px solid #FCA5A5;
    color: #DC2626;
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.button {
    width: 100%;
    padding: 0.75rem;
    border-radius: 0.5rem;
    font-weight: 500;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    text-decoration: none;
    display: block;
}

.signup-btn {
    background: #6366F1;
    color: white;
    border: none;
    margin-top: 1.5rem;
}

.signup-btn:hover {
    background: #4F46E5;
}

.login-btn {
    background: transparent;
    color: #6366F1;
    border: 1px solid #6366F1;
    margin-top: 1rem;
}

.login-btn:hover {
    background: #F5F5FF;
}