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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: linear-gradient(135deg, #198754 0%, #ffc107 100%);
    min-height: 100vh;
    color: #fff;
}

/* Utilities untuk soal.html agar posisinya di tengah layar */
body.body-center {
    display: flex;
    align-items: center;
}

/* Utilities untuk kelas.html dengan padding */
body.body-padding {
    padding-top: 50px;
    padding-bottom: 50px;
}

/* -------------------------------------- */
/* Komponen soal.html                     */
/* -------------------------------------- */
.glass-card {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 20px;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}
.glass-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.3);
}
.text-glass {
    color: #fff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.2);
}

/* -------------------------------------- */
/* Komponen kelas.html                    */
/* -------------------------------------- */
.glass-panel {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
}
.item-glass {
    background: rgba(255, 255, 255, 0.85);
    color: #212529;
    border: 1px solid rgba(255,255,255,0.6);
    border-radius: 15px !important;
    transition: all 0.3s ease;
}
.item-glass:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}
.icon-box {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

/* -------------------------------------- */
/* Komponen quiz.html                     */
/* -------------------------------------- */
.quiz-container {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 25px;
    padding: 2rem;
    margin-top: 5vh;
    margin-bottom: 5vh;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
}
.option-btn {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    border: 1px solid #dee2e6;
    border-radius: 12px;
    padding: 15px;
    margin-bottom: 10px;
    text-align: left;
    font-weight: 600;
    transition: 0.3s;
    width: 100%;
}
.option-btn:hover:not(:disabled) { 
    background: #f8f9fa; 
    transform: translateX(5px); 
}
.option-btn.correct { background: #198754 !important; color: #fff !important; border-color: #198754; }
.option-btn.wrong { background: #dc3545 !important; color: #fff !important; border-color: #dc3545; }

.feedback-box {
    display: none;
    background: rgba(255,255,255,0.95);
    color: #000;
    border-radius: 15px;
    padding: 15px;
    margin-top: 20px;
    border-left: 5px solid #198754;
}
.form-glass {
    background: rgba(255,255,255,0.9);
    border: 1px solid #ced4da;
    border-radius: 12px;
    padding: 12px;
}