:root {
    --primary-color: #ff6b6b;
    --secondary-color: #4ecdc4;
    --background-color: #1a1a2e;
    --text-color: #ffffff;
    --input-background: #2a2a3e;
    --input-text: #ffffff;
    --button-hover: #ff8787;
}


body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #1a1a2e, #16213e, #0f3460);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.container {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    width: 100%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--secondary-color);
    font-size: 2.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
}

form {
    display: grid;
    gap: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

label {
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: var(--secondary-color);
}

input {
    padding: 0.75rem;
    border: none;
    border-radius: 8px;
    background-color: var(--input-background);
    color: var(--input-text);
    font-size: 1rem;
    transition: all 0.3s ease;
}

input:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--secondary-color);
}

.submit-button {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: bold;
    width: 100%;
    max-width: 300px;
    justify-self: center;
}

.submit-button:hover {
    background: linear-gradient(135deg, var(--button-hover), var(--secondary-color));
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.form-group-special {
    position: relative;
    overflow: hidden;
}

.form-group-special::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--primary-color), transparent 30%);
    animation: rotate 4s linear infinite;
    z-index: -1;
}

.form-group-special label,
.form-group-special input {
    position: relative;
    z-index: 1;
}

@keyframes rotate {
    100% {
        transform: rotate(360deg);
    }
}

@media (max-width: 768px) {
    .container {
        padding: 1.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}