@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700&display=swap');

:root {
    --primary-color: #8A2BE2; /* A mystical purple */
    --background-color: #121212;
    --surface-color: #1E1E1E;
    --text-color: #E0E0E0;
    --text-secondary-color: #A0A0A0;
    --glowing-btn-color: #B388FF;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans KR', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
}

.container {
    width: 100%;
    max-width: 600px;
    background-color: var(--surface-color);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

header p {
    color: var(--text-secondary-color);
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-secondary-color);
}

input[type="text"],
input[type="date"],
input[type="time"],
select {
    width: 100%;
    padding: 0.75rem 1rem;
    background-color: #2C2C2C;
    border: 1px solid #444;
    border-radius: 8px;
    color: var(--text-color);
    font-size: 1rem;
    transition: all 0.3s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20width%3D%2220%22%20height%3D%2220%22%20xmlns%3D%22http%3A//www.w3.org/2000/svg%22%3E%3Cpath%20d%3D%22M5%208l5%205%205-5z%22%20fill%3D%22%23A0A0A0%22/%3E%3C/svg%3E');
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2em;
}

select:focus,
input[type="text"]:focus,
input[type="date"]:focus,
input[type="time"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(138, 43, 226, 0.5);
}

.birthdate-selects,
.birthtime-selects {
    display: flex;
    gap: 0.5rem;
}

.gender-options {
    display: flex;
    gap: 1rem;
}

.gender-options input[type="radio"] {
    display: none;
}

.gender-options label {
    flex-grow: 1;
    text-align: center;
    padding: 0.75rem 1rem;
    border: 1px solid #444;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.gender-options input[type="radio"]:checked + label {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* --- GLOWING BUTTON --- */
.glowing-btn {
    position: relative;
    color: var(--glowing-btn-color);
    cursor: pointer;
    padding: 0.75rem 1.5rem;
    border: 0.15em solid var(--glowing-btn-color);
    border-radius: 0.45em;
    background: none;
    perspective: 2em;
    font-size: 1.2rem;
    font-weight: 900;
    letter-spacing: 0.5em;
    -webkit-box-shadow: inset 0px 0px 0.5em 0px var(--glowing-btn-color),
        0px 0px 0.5em 0px var(--glowing-btn-color);
    -moz-box-shadow: inset 0px 0px 0.5em 0px var(--glowing-btn-color),
        0px 0px 0.5em 0px var(--glowing-btn-color);
    box-shadow: inset 0px 0px 0.5em 0px var(--glowing-btn-color),
        0px 0px 0.5em 0px var(--glowing-btn-color);
    animation: border-flicker 2s linear infinite;
    width: 100%;
    margin-top: 1rem;
}

.glowing-txt {
    float: left;
    margin-right: -0.8em;
    -webkit-text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3),
        0 0 0.45em var(--glowing-btn-color);
    -moz-text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3),
        0 0 0.45em var(--glowing-btn-color);
    text-shadow: 0 0 0.125em hsl(0 0% 100% / 0.3),
        0 0 0.45em var(--glowing-btn-color);
    animation: text-flicker 3s linear infinite;
}

.faulty-letter {
    opacity: 0.5;
    animation: faulty-flicker 2s linear infinite;
}

@keyframes text-flicker {
    /* ... (animations) ... */
}

@keyframes border-flicker {
    /* ... (animations) ... */
}

@keyframes faulty-flicker {
    /* ... (animations) ... */
}

.glowing-btn::before {
    content: "";
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    opacity: 0.7;
    filter: blur(1em);
    transform: translateY(120%) rotateX(95deg) scale(1, 0.35);
    background: var(--glowing-btn-color);
    pointer-events: none;
}

.glowing-btn::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0;
    z-index: -1;
    background-color: var(--glowing-btn-color);
    box-shadow: 0 0 2em 0.2em var(--glowing-btn-color);
    transition: opacity 100ms linear;
}

.glowing-btn:hover {
    color: rgba(0, 0, 0, 0.8);
    text-shadow: none;
    animation: none;
}

.glowing-btn:hover .glowing-txt {
    animation: none;
}

.glowing-btn:hover .faulty-letter {
    animation: none;
    text-shadow: none;
    opacity: 1;
}

.glowing-btn:hover:before {
    filter: blur(1.5em);
    opacity: 1;
}

.glowing-btn:hover:after {
    opacity: 1;
}


#result {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

#result.hidden {
    display: none;
}

#result h2 {
    text-align: center;
    margin-bottom: 2rem;
    font-size: 1.8rem;
    color: var(--primary-color);
}

.result-category {
    background-color: #2C2C2C;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-left: 5px solid var(--primary-color);
}

.result-category h3 {
    margin-bottom: 0.75rem;
    font-size: 1.2rem;
    font-weight: 500;
}

.result-category p {
    line-height: 1.7;
    color: var(--text-secondary-color);
}

@media (max-width: 600px) {
    body {
        padding: 1rem;
    }
    .container {
        padding: 2rem 1.5rem;
    }
    header h1 {
        font-size: 1.8rem;
    }
}