body {
        background: linear-gradient(135deg, #f3f6fb, #eef2f7);
        min-height: 100vh;
    }
    .container {
        max-width: 980px;
    }
    .card {
        border: none;
        border-radius: 0.9rem;
        box-shadow: 0 10px 25px rgba(15, 23, 42, 0.08);
    }
    .card-header {
        border-bottom: none;
        border-radius: 0.9rem 0.9rem 0 0 !important;
        background: linear-gradient(135deg, #0d6efd, #4f8dfd);
        color: #fff;
    }
    .card-header h5,
    .card-header h6 {
        color: #fff;
    }
    .navbar {
        box-shadow: 0 6px 18px rgba(15, 23, 42, 0.12);
    }
    .navbar-brand {
        font-weight: 600;
        letter-spacing: 0.03em;
    }
    .nav-link {
        font-size: 0.95rem;
    }
    .table > :not(caption) > * > * {
        padding: 0.55rem 0.75rem;
        vertical-align: middle;
    }
    footer {
        font-size: 0.85rem;
        color: #777;
    }
    .badge {
        border-radius: 999px;
        padding: 0.3rem 0.8rem;
    }
    @media print {
        nav, footer, .btn-print-hide {
            display: none !important;
        }
        body {
            background-color: #ffffff;
        }
        .card {
            box-shadow: none;
        }
    }

    /* Likert buton grubu */
    .likert-group .btn {
        border-radius: 999px;
        margin: 0 0.15rem;
        padding-top: 0.4rem;
        padding-bottom: 0.4rem;
        border-width: 1px;
        transition: all 0.15s ease-in-out;
        font-size: 0.8rem;
        background-color: #ffffff;
    }
    .likert-group .btn .fw-bold {
        font-size: 1rem;
    }
    .btn-check:checked + .btn.likert-option,
    .btn-check:active + .btn.likert-option {
        background: linear-gradient(135deg, #0d6efd, #4f8dfd);
        color: #fff;
        border-color: #0d6efd;
        box-shadow: 0 0 0 0.15rem rgba(13, 110, 253, 0.25);
    }
    .btn.likert-option:hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 12px rgba(15, 23, 42, 0.08);
    }


/* Typography adjustments */
body {
    font-size: 1.05rem;
}

/* Question text larger and more readable */
.question-text {
    font-size: 1.3rem;
    line-height: 1.6;
}

/* Likert buttons slightly larger text */
.likert-group .btn {
    font-size: 0.9rem;
}

/* Emoji Likert enhancements */
.likert-emoji {
    font-size: 1.8rem;
    line-height: 1.2;
    display: block;
}
.likert-label {
    font-size: 0.95rem;
}


.question-card {
    border-left: 6px solid #4f8dfd;
}


/* Ortaokul için emoji tıklama animasyonu */
@keyframes emoji-pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

.likert-group .btn.likert-option .likert-emoji {
    transition: transform 0.15s ease-out;
}

.btn-check:checked + .btn.likert-option .likert-emoji {
    animation: emoji-pop 0.25s ease-out;
}


/* Avoid harsh contrast on blue headers */
.card-header .likert-emoji,
.card-header canvas {
    filter: brightness(0.95) saturate(0.85);
}