/* ============================================
   studySession.css - جلسة مراجعة
   ============================================ */

/* زر العداد - مثل زر الإشعارات */
.study-session-btn {
    width: 46px;
    height: 46px;
    border-radius: 50%;

    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.25);

    display: flex;
    align-items: center;
    justify-content: center;

    color: #38bdf8;
    font-size: 20px;
    cursor: pointer;

    transition: all 0.25s ease;
}

/* تأثير hover */
.study-session-btn:hover {
    background: rgba(56, 189, 248, 0.18);
    border-color: #38bdf8;
    transform: translateY(-2px);
    box-shadow: 0 0 12px rgba(56, 189, 248, 0.35);
}

/* نافذة اختيار المدة */
.session-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 15000;
    justify-content: center;
    align-items: center;
}

.session-modal.active {
    display: flex;
}

.session-modal-content {
    background: #ffffff;
    border-radius: 28px;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
}

.session-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 24px;
    background: linear-gradient(135deg, #2c3e66, #1a2a4a);
    color: white;
}

.session-modal-header h3 {
    margin: 0;
    font-size: 1.2rem;
}

.close-session-modal {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: white;
    opacity: 0.7;
}

.session-modal-body {
    padding: 28px 24px 32px;
}

.session-question {
    text-align: center;
    font-size: 1rem;
    font-weight: 500;
    color: #1e293b;
    margin-bottom: 24px;
}

.session-times-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 28px;
}

.time-option {
    background: #f1f5f9;
    border: none;
    border-radius: 60px;
    padding: 12px 8px;
    font-size: 0.95rem;
    font-weight: 500;
    color: #1e293b;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.time-option:hover {
    background: #e2e8f0;
    transform: translateY(-2px);
}

/* نص التحفيز */
.session-motivation {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border-radius: 20px;
    padding: 16px;
    text-align: center;
}

.motivation-icon {
    font-size: 1.8rem;
    margin-bottom: 6px;
}

.motivation-text {
    font-size: 0.9rem;
    color: #1e293b;
    line-height: 1.5;
}

.motivation-small {
    font-size: 0.75rem;
    color: #5dade2;
    display: block;
    margin-top: 5px;
}

.motivation-coffee {
    font-size: 1.2rem;
    margin-top: 8px;
}

/* ====== العداد الصغير - رمادي مسود ====== */
.session-timer-bar {
    position: fixed;
    top: 85px;
    right: 20px;
    background: #2d2f36;
    backdrop-filter: blur(4px);
    border-radius: 32px;
    padding: 3px 10px 3px 14px;
    display: flex;
    align-items: center;
    gap: 6px;
    z-index: 14000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.timer-display {
    font-family: 'SF Mono', 'Monaco', 'Inconsolata', monospace;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: #f5f7fa;
}

/* زر الإلغاء */
.cancel-session-btn {
    background: rgba(255, 255, 255, 0.12);
    border: none;
    border-radius: 30px;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.6);
    font-size: 11px;
    transition: all 0.2s;
    opacity: 0.7;
}

.cancel-session-btn:hover {
    opacity: 1;
    color: rgba(255, 150, 150, 0.9);
    background: rgba(255, 255, 255, 0.2);
}

/* Bubble صغيرة */
.session-timer-bubble {
    position: fixed;
    top: 120px;
    right: 20px;
    background: #f59e0b;
    color: #1a1a2e;
    padding: 3px 10px;
    border-radius: 40px;
    font-size: 0.6rem;
    font-weight: 500;
    z-index: 13999;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    animation: bubblePulse 0.4s ease;
    white-space: nowrap;
}

@keyframes bubblePulse {
    0% { transform: scale(0.8); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* نافذة النهاية */
.session-end-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 20000;
    display: flex;
    justify-content: center;
    align-items: center;
}

.session-end-card {
    background: #ffffff;
    border-radius: 48px;
    padding: 32px 28px;
    text-align: center;
    max-width: 280px;
    width: 85%;
}

.session-end-icon {
    font-size: 3rem;
    margin-bottom: 10px;
}

.session-end-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e293b;
}

.session-end-sub {
    font-size: 0.95rem;
    color: #2c3e66;
    margin: 8px 0;
}

.session-end-message {
    font-size: 0.85rem;
    color: #475569;
    margin-bottom: 20px;
}

.end-overlay-btn {
    background: linear-gradient(135deg, #2c3e66, #1a2a4a);
    border: none;
    border-radius: 60px;
    padding: 10px 24px;
    color: white;
    font-size: 0.9rem;
    cursor: pointer;
}

/* الوضع الليلي */
body.dark-mode .session-modal-content {
    background: #0f0f1a;
}

body.dark-mode .session-question {
    color: #e0e0e0;
}

body.dark-mode .time-option {
    background: #1a1a2e;
    color: #c0c0c0;
}

body.dark-mode .time-option:hover {
    background: #2a2a3a;
}

body.dark-mode .session-motivation {
    background: linear-gradient(135deg, #1a1a2e, #0f0f1a);
}

body.dark-mode .motivation-text {
    color: #e0e0e0;
}

body.dark-mode .session-timer-bar {
    background: #2a3a4a;
}

body.dark-mode .session-end-card {
    background: #0f0f1a;
}

body.dark-mode .session-end-title {
    color: #ffffff;
}

body.dark-mode .session-end-sub {
    color: #5dade2;
}

/* للهواتف */
@media (max-width: 768px) {
    .study-session-btn {
        width: 34px;
        height: 34px;
        padding: 6px 10px;
        font-size: 14px;
    }
    
    .session-timer-bar {
        top: 60px;
        right: 10px;
        padding: 2px 8px 2px 12px;
    }
    
    .timer-display {
        font-size: 0.6rem;
    }
    
    .cancel-session-btn {
        width: 16px;
        height: 16px;
        font-size: 9px;
    }
    
    .session-timer-bubble {
        top: 95px;
        right: 10px;
        font-size: 0.55rem;
        padding: 2px 8px;
    }
    
    .session-times-grid {
        gap: 8px;
    }
    
    .time-option {
        padding: 8px 6px;
        font-size: 0.85rem;
    }
}