:root {
    --deep-blue: #0a192f; /* Dark blue background */
    --light-blue: #172a45;
    --slate: #8892b0;      /* Lighter text / secondary */
    --light-slate: #ccd6f6; /* Primary text */
    --gold: #FFD700;       /* Accent color */
    --gold-tint: #fffacd;  /* Lighter gold for hover etc. */
    --font-sans: 'Noto Sans KR', sans-serif;
    --font-heading: 'Poppins', sans-serif;
    --border-radius: 4px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--deep-blue);
    color: var(--light-slate);
    line-height: 1.6;
    font-size: 16px;
    display: flex;
    justify-content: center;
    padding: 20px;
    min-height: 100vh;
}

.container {
    width: 100%;
    max-width: 800px; /* Adjust max-width as needed */
    background-color: var(--light-blue);
    padding: 30px 40px;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
    display: flex;
    flex-direction: column;
}

.header {
    text-align: center;
    margin-bottom: 40px;
}

.header h1 a {
    font-family: var(--font-heading);
    color: var(--gold);
    font-size: 2.5rem; 
    font-weight: 600;
    text-decoration: none;
    transition: color 0.3s ease;
}

.header h1 a:hover {
    color: var(--gold-tint);
}

.header p {
    color: var(--slate);
    font-size: 1.1rem;
    margin-top: 10px;
}

.main-content {
    flex-grow: 1;
}

.analysis-form {
    margin-bottom: 40px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--light-slate);
    font-weight: 700;
    font-size: 0.95rem;
}

.form-group input[type="text"],
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--deep-blue);
    border: 1px solid var(--slate);
    border-radius: var(--border-radius);
    color: var(--light-slate);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input[type="text"]::placeholder,
.form-group textarea::placeholder {
    color: var(--slate);
    opacity: 0.7;
}

.form-group input[type="text"]:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
}

.submit-button {
    display: inline-block;
    background-color: var(--gold);
    color: var(--deep-blue);
    padding: 12px 25px;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.submit-button:hover {
    background-color: var(--gold-tint);
    transform: translateY(-2px);
}

.status-area {
    background-color: var(--deep-blue);
    padding: 30px;
    border-radius: var(--border-radius);
    text-align: center;
    margin-top: 30px;
    border: 1px solid var(--slate);
}

.status-area.loading {
    display: none; /* Initially hidden by JS */
}

.status-area p {
    color: var(--light-slate);
    font-size: 1.1rem;
    margin-bottom: 15px;
}

.status-area.result {
     display: none; /* Initially hidden by JS */
     text-align: center; /* Changed from left to center */
}

.status-area h2 {
    font-family: var(--font-heading);
    color: var(--gold);
    margin-bottom: 20px;
    font-size: 1.5rem;
    border-bottom: 1px solid var(--slate);
    padding-bottom: 10px;
}

.result-text {
    background-color: var(--deep-blue);
    color: var(--light-slate);
    padding: 20px; /* Slightly more padding */
    border-radius: var(--border-radius);
    white-space: normal; /* Allow normal wrapping, changed from pre-wrap */
    word-wrap: break-word; /* Keep this for long words */
    font-family: var(--font-sans);
    font-size: 1rem; /* Slightly larger font size for readability */
    line-height: 1.7; /* Increase line height */
    max-height: 60vh; /* Use viewport height for max height */
    overflow-y: auto;
    border: 1px solid var(--slate);
    text-align: left; /* Ensure text is left-aligned */
}

/* Optional: Style potential bold text if AI uses markdown consistently */
/* .result-text strong, .result-text b {
    color: var(--gold);
    font-weight: 700;
} */

/* Optional: Style potential list items if AI uses markdown consistently */
/* .result-text ul, .result-text ol {
    margin-left: 20px;
    margin-top: 10px;
    margin-bottom: 10px;
} */
/* .result-text li {
    margin-bottom: 5px;
} */

.footer {
    margin-top: 40px;
    text-align: center;
    color: var(--slate);
    font-size: 0.9rem;
    padding-top: 20px;
    border-top: 1px solid var(--light-blue);
}

/* Responsive Design */
@media (max-width: 768px) {
    body {
        padding: 15px;
    }
    .container {
        padding: 20px;
    }
    .header h1 a {
        font-size: 2rem;
    }
    .header p {
        font-size: 1rem;
    }
    .form-group input[type="text"],
    .submit-button {
        font-size: 0.95rem;
    }
    .status-area h2 {
        font-size: 1.3rem;
    }
    .result-text {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .header h1 a {
        font-size: 1.8rem;
    }
    .form-group {
        margin-bottom: 20px;
    }
    .submit-button {
        width: 100%; /* Full width button on small screens */
    }
}