:root {
    --bg-color: #050505;
    --text-color: #e0e0e0;
    --primary-color: #d4af37; /* 금색 */
    --accent-color: #e63946; /* 붉은색 (부적 느낌) */
    --glass-bg: rgba(25, 25, 25, 0.6);
    --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
    font-family: 'Noto Sans KR', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: radial-gradient(circle at center, #1a1a1a 0%, #050505 100%);
}

.container {
    width: 100%;
    max-width: 500px;
    padding: 2rem;
}

/* Glassmorphism Panel */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);
}

h1 {
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.subtitle {
    text-align: center;
    font-size: 0.9rem;
    color: #a0a0a0;
    margin-bottom: 2rem;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: #ccc;
}

input[type="text"],
input[type="date"],
input[type="time"],
select {
    width: 100%;
    padding: 0.8rem;
    border-radius: 8px;
    border: 1px solid #333;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}

input:focus, select:focus {
    border-color: var(--primary-color);
}

/* Radio buttons container for gender & calendar */
.radio-group {
    display: flex;
    gap: 1rem;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

button.submit-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, #b8860b 100%);
    color: #000;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 1rem;
}

button.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

/* 애니메이션 효과 */
.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}