:root {
    --card-bg: #111111;
    --gold: #d8b178;
    --gold-gradient: linear-gradient(180deg, #e6c995 0%, #d8b178 100%);
    --text-main: #f4efe8;
    --text-muted: rgba(244, 239, 232, 0.5);
    --border: 1px solid var(--gold-primary);
}

/* Hero Section */
.hero {
    text-align: center;
}

.hero-icon {
    font-size: 32px;
    margin-bottom: 10px;
    color: var(--gold);
}

.hero-label {
    text-transform: uppercase;
    letter-spacing: 3px;
    font-size: 12px;
    color: var(--gold-primary);
}

/* Question Cards */
.question-card {
    background: rgba(255, 255, 255, 0.03); 
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(198, 166, 103,0.25);
    border-radius: 16px;
    box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.05);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 10px;
    margin: 0 auto 25px;
    width: 95%;
    max-width: 450px;
    margin-top: 25px;
}

.question-header {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.q-num-cir {
    width: 30px;
    height: 30px;
    border: 1px solid var(--gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.q-num {
    color: var(--gold);
    font-size: 14px;
    font-weight: bold;
}

.question-title h2 {
    font-size: 18px;
    margin: 0 0 5px 0;
    letter-spacing: 1px;
    font-family: var(--title-font);
}

.question-title p {
    font-size: 13px;
    color: var(--text-muted);
    margin: 0;
}

/* The Grid */
.options-grid {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(55px, 1fr);
    gap: 7px;
}

.opt-label input { display: none; }

.opt-btn {
    background: rgba(10, 10, 12, 0.55);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);

    /* Luxury glass border */
    border: 1px solid rgba(255,255,255,0.16);
    border-radius: 18px;

    outline: none;

    /* Depth + glass lighting */
    box-shadow:
        inset 0 1px 1px rgba(255,255,255,0.05),
        inset 0 -10px 20px rgba(0,0,0,0.45),
        0 8px 24px rgba(0,0,0,0.45);

    transition: all 0.25s ease;
    
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 15px 5px;
    cursor: pointer;
    min-height: 100px;
    text-align: center;
}

.opt-btn span { font-size: 24px; margin-bottom: 8px; }

.opt-btn label-text {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-main);
}

/* Active State */
.opt-label input:checked + .opt-btn {
    background: var(--gold-gradient);
    border-color: transparent;
    transform: scale(1.05);
}

.opt-label input:checked + .opt-btn label-text,
.opt-label input:checked + .opt-btn span {
    color: #000;
}

/* Navigation Button */
.continue-btn {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
    max-width: 400px;
    height: 65px;
    background: var(--gold-gradient);
    border: none;
    border-radius: 18px;
    font-size: 22px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 15px 30px rgba(0,0,0,0.4);
}