:root { --primary: #4834d4; --bg: #f8f9fd; }
body { font-family: 'Segoe UI', Tahoma, sans-serif; background: var(--bg); direction: rtl; margin: 0; user-select: none; }
.container { max-width: 500px; margin: 0 auto; padding: 15px; }

/* الأزرار التفاعلية (Chips) */
.difficulty-chips, .status-selector { display: flex; gap: 8px; margin-top: 5px; }
.chip, .status-opt { flex: 1; cursor: pointer; }
.chip input, .status-opt input { display: none; }
.chip span, .status-opt .opt-content { 
    display: block; padding: 12px 5px; text-align: center; background: #fff; 
    border-radius: 12px; font-weight: bold; border: 2px solid #eee; transition: 0.3s;
}

/* ألوان الاختيار النشط */
.chip input:checked + span { background: var(--primary); color: #fff; border-color: var(--primary); }
.status-opt.green input:checked + .opt-content { background: #2ecc71; color: #fff; border-color: #2ecc71; }
.status-opt.yellow input:checked + .opt-content { background: #f1c40f; color: #fff; border-color: #f1c40f; }
.status-opt.red input:checked + .opt-content { background: #e74c3c; color: #fff; border-color: #e74c3c; }

/* تحسين المربعات الرقمية */
.questions-numbers-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.question-item { 
    aspect-ratio: 1/1; background: #fff; border-radius: 20px; display: flex; 
    align-items: center; justify-content: center; position: relative; 
    box-shadow: 0 4px 10px rgba(0,0,0,0.05); border-bottom: 5px solid #ddd;
}
.question-item b { font-size: 1.5rem; }
.q-green { border-bottom-color: #2ecc71; }
.q-yellow { border-bottom-color: #f1c40f; }
.q-red { border-bottom-color: #e74c3c; }

/* أزرار عائمة */
.fab-btn { position: fixed; bottom: 30px; left: 30px; width: 60px; height: 60px; border-radius: 50%; background: var(--primary); color: #fff; border: none; font-size: 1.5rem; box-shadow: 0 10px 20px rgba(72,52,212,0.3); }
.primary-btn { background: var(--primary); color: #fff; border: none; padding: 16px; border-radius: 14px; width: 100%; font-weight: bold; font-size: 1rem; cursor: pointer; margin-top: 10px; }
.hidden { display: none !important; }

/* شاشة التمرين */
.quiz-box { background: #fff; padding: 25px; border-radius: 25px; box-shadow: 0 5px 20px rgba(0,0,0,0.05); }
.quiz-text-area { line-height: 2.8; font-size: 1.2rem; margin-top: 15px; }
.word-gap { display: inline-block; min-width: 60px; height: 32px; background: #f0f0f0; border-bottom: 3px solid #ccc; margin: 0 5px; vertical-align: middle; border-radius: 8px; color: transparent; text-align: center; }
.word-gap.filled { color: var(--primary); background: transparent; border-bottom-color: #2ecc71; font-weight: bold; }
.word-pool-area { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; justify-content: center; }
.word-card { padding: 12px 18px; background: #fff; border: 2px solid #eee; border-radius: 15px; font-weight: bold; box-shadow: 0 3px 6px rgba(0,0,0,0.03); }