:root {
    --bg-color: #0d0d0d;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-color: #D4AF37; /* Gold */
    --accent-hover: #F2C94C;
    --success-color: #27ae60;
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 32px;
    --spacing-lg: 64px;
    --radius-sm: 8px;
    --radius-md: 16px;
}

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

body {
    background-color: var(--bg-color);
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(212, 175, 55, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(212, 175, 55, 0.05) 0%, transparent 20%);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

/* Progress Bar */
.progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: rgba(255, 255, 255, 0.05);
    z-index: 1000;
}

.progress-bar {
    height: 100%;
    width: 0%;
    background: var(--accent-color);
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.5);
}

/* Container */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

/* Header */
.site-header {
    text-align: center;
    padding: var(--spacing-lg) 0;
    margin-bottom: var(--spacing-md);
}

.logo-container {
    margin-bottom: var(--spacing-md);
}

.logo {
    max-width: 150px;
    height: auto;
    display: block;
    margin: 0 auto;
}

h1 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.02em;
}

.highlight {
    color: var(--accent-color);
    font-style: italic;
}

.intro-text {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.intro-list {
    list-style: none;
    margin-top: var(--spacing-sm);
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    font-size: 0.9rem;
}

/* Form Sections */
.quiz-section {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.quiz-section:hover {
    border-color: rgba(212, 175, 55, 0.3);
}

.quiz-section h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--card-border);
}

/* Questions */
.question-block {
    margin-bottom: var(--spacing-lg);
    animation: fadeIn 0.5s ease-in-out;
}

.question-block:last-child {
    margin-bottom: 0;
}

.question-title {
    font-weight: 600;
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

/* Radio Options */
.radio-option {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    margin-bottom: 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background-color 0.2s ease, color 0.2s ease;
    border: 1px solid transparent;
}

.radio-option:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.radio-option input[type="radio"] {
    appearance: none;
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border: 2px solid var(--text-secondary);
    border-radius: 50%;
    margin-right: 12px;
    position: relative;
    transition: border-color 0.2s ease;
    flex-shrink: 0;
}

.radio-option input[type="radio"]:checked {
    border-color: var(--accent-color);
}

.radio-option input[type="radio"]:checked::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    background-color: var(--accent-color);
    border-radius: 50%;
}

.radio-option:has(input:checked) {
    background-color: rgba(212, 175, 55, 0.1);
    border-color: rgba(212, 175, 55, 0.3);
    color: var(--accent-color);
}

/* Text Inputs */
textarea, .text-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-sm);
    padding: 12px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    resize: vertical;
    transition: border-color 0.3s ease;
}

textarea:focus, .text-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Button */
.form-footer {
    text-align: center;
    margin: var(--spacing-lg) 0;
}

.submit-btn {
    background: var(--accent-color);
    color: #000;
    border: none;
    padding: 16px 48px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.submit-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(212, 175, 55, 0.2);
}

/* Footer */
.site-footer {
    text-align: center;
    padding: var(--spacing-md);
    color: var(--text-secondary);
    font-size: 0.8rem;
    border-top: 1px solid var(--card-border);
    margin-top: var(--spacing-lg);
}

/* Thank You Page */
.center-content {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thank-you-card {
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid var(--card-border);
    text-align: center;
    backdrop-filter: blur(10px);
    max-width: 500px;
    width: 100%;
}

.thank-you-card h1 {
    font-size: 2rem;
    color: var(--accent-color);
}

.thank-you-card .subtext {
    color: var(--text-secondary);
    margin-top: var(--spacing-sm);
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
    h1 { font-size: 2rem; }
    .intro-list { flex-direction: column; gap: 8px; }
    .quiz-section { padding: var(--spacing-sm); }
}