body {
    font-family: "Segoe UI", sans-serif;
    background: linear-gradient(120deg, #e8f5e9, #f1f8e9);
    margin: 0;
    padding: 20px;
    color: #2e3d2f;
}

h1 {
    text-align: center;
    margin-bottom: 30px;
}

.card {
    background: white;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.08);
    border-left: 6px solid #4caf50;
}

.card h2 {
    margin-top: 0;
    color: #388e3c;
}

.question {
    font-weight: bold;
    margin-top: 15px;
}
.scale {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.scale input {
    display: none;
}

.scale label {
    min-width: 42px;
    text-align: center;
    padding: 10px 14px;
    border-radius: 10px;
    background: #f1f8e9;
    cursor: pointer;
    font-weight: bold;
    transition: all .2s ease;
    border: 2px solid transparent;
}

/* Hover */
.scale label:hover {
    background: #dcedc8;
}

/* Sélection */
.scale input:checked + label {
    background: #66bb6a;
    color: #fff;
    border-color: #2e7d32;
    box-shadow: 0 4px 10px rgba(0,0,0,.15);
}

/* Focus clavier */
.scale input:focus + label {
    outline: 2px solid #2e7d32;
}

.btn {
    display: block;
    margin: 30px auto;
    background: #4caf50;
    color: white;
    border: none;
    padding: 14px 30px;
    border-radius: 30px;
    font-size: 16px;
    cursor: pointer;
}

.btn:hover {
    background: #388e3c;
}

footer {
    text-align: center;
    font-size: 14px;
    opacity: 0.8;
}
.instructions-container {
    margin: 20px auto;
    max-width: 900px;
    font-family: sans-serif;
}

.instructions-card {
    background: #fff;
    border: 1px solid #d1d1d1;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

summary {
    padding: 20px;
    cursor: pointer;
    background: #fcfcfc;
    border-radius: 8px;
    outline: none;
}

.summary-title {
    display: block;
    font-size: 1.2rem;
    font-weight: bold;
    color: #2e7d32;
}

.summary-subtitle {
    color: #777;
    font-size: 0.9rem;
}

.instructions-content {
    padding: 20px 30px;
    border-top: 1px solid #eee;
    line-height: 1.6;
}

.section-divider {
    border-bottom: 2px solid #e8f5e9;
    padding-bottom: 5px;
    margin-top: 25px;
    color: #1b5e20;
    font-size: 1.1rem;
}

.info-box {
    background: #f1f8e9;
    padding: 15px;
    border-left: 4px solid #2e7d32;
    margin: 15px 0;
}

.grid-instructions {
    display: flex;
    gap: 20px;
    margin: 15px 0;
}

.grid-instructions .col {
    flex: 1;
    background: #fafafa;
    padding: 15px;
    border-radius: 5px;
}

.example-box {
    background: #fff3e0;
    padding: 15px;
    border-radius: 5px;
    border: 1px dashed #ffb74d;
}

.rating-legend {
    background: #eee;
    padding: 10px;
    text-align: center;
    border-radius: 4px;
    font-size: 0.95rem;
}

.thanks {
    font-weight: bold;
    color: #2e7d32;
    text-align: center;
    margin-top: 20px;
}

@media (max-width: 600px) {
    .grid-instructions { flex-direction: column; }
}