@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@400;600&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Fira Code', monospace;
}

:root {
    --bg-color: #050505;
    --primary-color: #0f0;
    --error-color: #f00;
    --dim-color: #003300;
}

body {
    background-color: var(--bg-color);
    color: var(--primary-color);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

body::before {
    content: " ";
    display: block;
    position: absolute;
    top: 0; left: 0; bottom: 0; right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.06), rgba(0, 255, 0, 0.02), rgba(0, 0, 255, 0.06));
    z-index: 2;
    background-size: 100% 2px, 3px 100%;
    pointer-events: none;
}

.form {
    width: 100%;
    z-index: 3;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: filter 0.3s ease;
}

.container {
    width: 90%;
    max-width: 450px;
    border: 1px solid var(--primary-color);
    padding: 30px 20px;
    background: rgba(0, 20, 0, 0.8);
    box-shadow: 0 0 10px var(--primary-color), inset 0 0 10px var(--dim-color);
    position: relative;
    clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.heading {
    text-align: center;
    font-size: 2em;
    font-weight: 600;
    margin-bottom: 30px;
    text-shadow: 0 0 5px var(--primary-color);
    letter-spacing: 2px;
}

.inputs {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.input-group label {
    font-size: 0.9em;
    margin-bottom: 5px;
    text-shadow: 0 0 2px var(--primary-color);
}

input {
    background: transparent;
    border: none;
    border-bottom: 1px dashed var(--dim-color);
    color: var(--primary-color);
    font-size: 1.1em;
    padding: 8px 5px;
    outline: none;
    transition: 0.3s;
}

input:focus {
    border-bottom: 1px solid var(--primary-color);
    box-shadow: 0 2px 5px -2px var(--primary-color);
}

input::placeholder {
    color: rgba(0, 255, 0, 0.3);
}

.input-group p {
    font-size: 0.8em;
    min-height: 15px;
    margin-top: 5px;
    text-shadow: 0 0 2px currentColor;
}

.submit {
    margin-top: 30px;
}

#btn {
    width: 100%;
    background: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
    padding: 12px;
    font-size: 1.2em;
    cursor: pointer;
    font-weight: 600;
    text-shadow: 0 0 5px var(--primary-color);
    box-shadow: 0 0 5px var(--dim-color) inset;
    transition: all 0.2s;
}

#btn:hover {
    background: var(--primary-color);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--primary-color);
}

.alert {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 400px;
    background: rgba(0, 0, 0, 0.9);
    border: 1px solid currentColor;
    color: var(--error-color);
    padding: 20px;
    z-index: 1000;
    transition: top 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    text-align: center;
    box-shadow: 0 0 15px currentColor;
}

.alert.success {
    color: var(--primary-color);
}

.alertP {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

#alertText {
    font-size: 1.1em;
    text-shadow: 0 0 5px currentColor;
}

#resetbtn {
    background: transparent;
    border: 1px solid currentColor;
    color: inherit;
    padding: 8px 15px;
    cursor: pointer;
    font-weight: bold;
    transition: 0.2s;
}

#resetbtn:hover {
    background: currentColor;
    color: var(--bg-color);
}

.form.blur {
    filter: blur(4px) brightness(0.5);
    pointer-events: none;
}

@media (max-width: 480px) {
    .container {
        padding: 20px 15px;
    }
    .heading {
        font-size: 1.5em;
    }
    input {
        font-size: 1em;
    }
}