@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Palet Warna Baru dari Design System */
    --primary-bg-color: #F8FAFC;
    --primary-text-color: #020617;
    --heading-color: #0F172A;
    --muted-text-color: #334155;
    --cta-bg-color: #0369A1;
    --card-bg-color: #ffffff;
    --border-color: #e2e8f0;
    --focus-ring-color: var(--cta-bg-color);
    --interactive-card-hover-bg: #f1f5f9;
}

body {
    /* Tipografi Baru dari Design System */
    font-family: 'Inter', sans-serif;
    background-color: var(--primary-bg-color);
    color: var(--primary-text-color);
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, strong {
    color: var(--heading-color);
}

.wrap {
    max-width: 900px; /* Sedikit lebih sempit untuk readability */
    margin: 0 auto;
    padding: 24px;
}

@media (max-width: 420px) {
    .wrap { padding: 16px; }
}

.card {
    background: var(--card-bg-color);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 12px rgba(15, 23, 42, .05);
    border: 1px solid var(--border-color);
}

.question {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px;
    margin-bottom: 16px;
    animation: fadeIn 0.5s ease-in-out; /* Animasi Entrance */
}

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

/* Interactive Cards - Ditingkatkan dengan Motion */
.interactive-options {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 12px;
}

.interactive-card {
    position: relative;
    padding: 16px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    /* Transisi Halus dari Design System */
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}

.interactive-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px rgba(15, 23, 42, .08);
}

.interactive-card input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    cursor: pointer;
}

/* State terpilih yang lebih jelas */
.interactive-card input[type="radio"]:checked {
    border-color: var(--focus-ring-color);
    box-shadow: 0 0 0 2px var(--focus-ring-color);
}

.interactive-card input[type="radio"]:checked + .option-text {
    color: var(--heading-color);
    font-weight: 600;
}

/* Dynamic Height Textarea */
.dynamic-textarea, input[type=text], select {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 10px;
    font: inherit;
    color: var(--primary-text-color);
    background-color: #f8fafc;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.dynamic-textarea:focus, input[type=text]:focus, select:focus {
    outline: none;
    border-color: var(--focus-ring-color);
    box-shadow: 0 0 0 2px var(--focus-ring-color);
}

.dynamic-textarea {
    min-height: 120px;
    resize: vertical;
    overflow-y: hidden;
}

/* Floating Actions */
.floating-actions {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    padding: 16px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    gap: 12px;
    z-index: 100;
    box-shadow: 0 -4px 12px rgba(0,0,0,0.05);
}

/* Tombol Aksi Baru */
button, a.btn {
    display: inline-block;
    padding: 14px 20px;
    border-radius: 10px;
    border: none;
    font: inherit;
    font-weight: 600; /* Sedikit lebih tebal */
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.15s;
}

button:hover, a.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

button[type="submit"] {
    background-color: var(--cta-bg-color);
    color: #fff;
}

a.btn {
    background: #e2e8f0;
    color: var(--heading-color);
}